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<?php
namespace Illuminate\Contracts\Container {
use Closure;
interface Container
{
    public function bound($abstract);
    public function alias($abstract, $alias);
    public function tag($abstracts, $tags);
    public function tagged($tag);
    public function bind($abstract, $concrete = null, $shared = false);
    public function bindIf($abstract, $concrete = null, $shared = false);
    public function singleton($abstract, $concrete = null);
    public function extend($abstract, Closure $closure);
    public function instance($abstract, $instance);
    public function when($concrete);
    public function make($abstract, array $parameters = []);
    public function call($callback, array $parameters = [], $defaultMethod = null);
    public function resolved($abstract);
    public function resolving($abstract, Closure $callback = null);
    public function afterResolving($abstract, Closure $callback = null);
}
}

namespace Illuminate\Contracts\Container {
interface ContextualBindingBuilder
{
    public function needs($abstract);
    public function give($implementation);
}
}

namespace Illuminate\Contracts\Foundation {
use Illuminate\Contracts\Container\Container;
interface Application extends Container
{
    public function version();
    public function basePath();
    public function environment();
    public function isDownForMaintenance();
    public function registerConfiguredProviders();
    public function register($provider, $options = [], $force = false);
    public function registerDeferredProvider($provider, $service = null);
    public function boot();
    public function booting($callback);
    public function booted($callback);
    public function getCachedCompilePath();
    public function getCachedServicesPath();
}
}

namespace Illuminate\Contracts\Bus {
interface Dispatcher
{
    public function dispatch($command);
    public function dispatchNow($command);
    public function pipeThrough(array $pipes);
}
}

namespace Illuminate\Contracts\Bus {
interface QueueingDispatcher extends Dispatcher
{
    public function dispatchToQueue($command);
}
}

namespace Illuminate\Contracts\Pipeline {
use Closure;
interface Pipeline
{
    public function send($traveler);
    public function through($stops);
    public function via($method);
    public function then(Closure $destination);
}
}

namespace Illuminate\Contracts\Support {
interface Renderable
{
    public function render();
}
}

namespace Illuminate\Contracts\Logging {
interface Log
{
    public function alert($message, array $context = []);
    public function critical($message, array $context = []);
    public function error($message, array $context = []);
    public function warning($message, array $context = []);
    public function notice($message, array $context = []);
    public function info($message, array $context = []);
    public function debug($message, array $context = []);
    public function log($level, $message, array $context = []);
    public function useFiles($path, $level = 'debug');
    public function useDailyFiles($path, $days = 0, $level = 'debug');
}
}

namespace Illuminate\Contracts\Debug {
use Exception;
interface ExceptionHandler
{
    public function report(Exception $e);
    public function render($request, Exception $e);
    public function renderForConsole($output, Exception $e);
}
}

namespace Illuminate\Contracts\Config {
interface Repository
{
    public function has($key);
    public function get($key, $default = null);
    public function all();
    public function set($key, $value = null);
    public function prepend($key, $value);
    public function push($key, $value);
}
}

namespace Illuminate\Contracts\Events {
interface Dispatcher
{
    public function listen($events, $listener, $priority = 0);
    public function hasListeners($eventName);
    public function push($event, $payload = []);
    public function subscribe($subscriber);
    public function until($event, $payload = []);
    public function flush($event);
    public function fire($event, $payload = [], $halt = false);
    public function firing();
    public function forget($event);
    public function forgetPushed();
}
}

namespace Illuminate\Contracts\Support {
interface Arrayable
{
    public function toArray();
}
}

namespace Illuminate\Contracts\Support {
interface Jsonable
{
    public function toJson($options = 0);
}
}

namespace Illuminate\Contracts\Cookie {
interface Factory
{
    public function make($name, $value, $minutes = 0, $path = null, $domain = null, $secure = false, $httpOnly = true);
    public function forever($name, $value, $path = null, $domain = null, $secure = false, $httpOnly = true);
    public function forget($name, $path = null, $domain = null);
}
}

namespace Illuminate\Contracts\Cookie {
interface QueueingFactory extends Factory
{
    public function queue();
    public function unqueue($name);
    public function getQueuedCookies();
}
}

namespace Illuminate\Contracts\Encryption {
interface Encrypter
{
    public function encrypt($value);
    public function decrypt($payload);
}
}

namespace Illuminate\Contracts\Queue {
interface QueueableEntity
{
    public function getQueueableId();
}
}

namespace Illuminate\Contracts\Routing {
use Closure;
interface Registrar
{
    public function get($uri, $action);
    public function post($uri, $action);
    public function put($uri, $action);
    public function delete($uri, $action);
    public function patch($uri, $action);
    public function options($uri, $action);
    public function match($methods, $uri, $action);
    public function resource($name, $controller, array $options = []);
    public function group(array $attributes, Closure $callback);
}
}

namespace Illuminate\Contracts\Routing {
interface ResponseFactory
{
    public function make($content = '', $status = 200, array $headers = []);
    public function view($view, $data = [], $status = 200, array $headers = []);
    public function json($data = [], $status = 200, array $headers = [], $options = 0);
    public function jsonp($callback, $data = [], $status = 200, array $headers = [], $options = 0);
    public function stream($callback, $status = 200, array $headers = []);
    public function download($file, $name = null, array $headers = [], $disposition = 'attachment');
    public function redirectTo($path, $status = 302, $headers = [], $secure = null);
    public function redirectToRoute($route, $parameters = [], $status = 302, $headers = []);
    public function redirectToAction($action, $parameters = [], $status = 302, $headers = []);
    public function redirectGuest($path, $status = 302, $headers = [], $secure = null);
    public function redirectToIntended($default = '/', $status = 302, $headers = [], $secure = null);
}
}

namespace Illuminate\Contracts\Routing {
interface UrlGenerator
{
    public function current();
    public function to($path, $extra = [], $secure = null);
    public function secure($path, $parameters = []);
    public function asset($path, $secure = null);
    public function route($name, $parameters = [], $absolute = true);
    public function action($action, $parameters = [], $absolute = true);
    public function setRootControllerNamespace($rootNamespace);
}
}

namespace Illuminate\Contracts\Routing {
interface UrlRoutable
{
    public function getRouteKey();
    public function getRouteKeyName();
}
}

namespace Illuminate\Contracts\Validation {
interface ValidatesWhenResolved
{
    public function validate();
}
}

namespace Illuminate\Contracts\View {
interface Factory
{
    public function exists($view);
    public function file($path, $data = [], $mergeData = []);
    public function make($view, $data = [], $mergeData = []);
    public function share($key, $value = null);
    public function composer($views, $callback, $priority = null);
    public function creator($views, $callback);
    public function addNamespace($namespace, $hints);
}
}

namespace Illuminate\Contracts\Support {
interface MessageProvider
{
    public function getMessageBag();
}
}

namespace Illuminate\Contracts\Support {
interface MessageBag
{
    public function keys();
    public function add($key, $message);
    public function merge($messages);
    public function has($key = null);
    public function first($key = null, $format = null);
    public function get($key, $format = null);
    public function all($format = null);
    public function getFormat();
    public function setFormat($format = ':message');
    public function isEmpty();
    public function count();
    public function toArray();
}
}

namespace Illuminate\Contracts\View {
use Illuminate\Contracts\Support\Renderable;
interface View extends Renderable
{
    public function name();
    public function with($key, $value = null);
}
}

namespace Illuminate\Contracts\Http {
interface Kernel
{
    public function bootstrap();
    public function handle($request);
    public function terminate($request, $response);
    public function getApplication();
}
}

namespace Illuminate\Contracts\Auth {
interface Guard
{
    public function check();
    public function guest();
    public function user();
    public function id();
    public function validate(array $credentials = []);
    public function setUser(Authenticatable $user);
}
}

namespace Illuminate\Contracts\Auth {
interface StatefulGuard extends Guard
{
    public function attempt(array $credentials = [], $remember = false, $login = true);
    public function once(array $credentials = []);
    public function login(Authenticatable $user, $remember = false);
    public function loginUsingId($id, $remember = false);
    public function onceUsingId($id);
    public function viaRemember();
    public function logout();
}
}

namespace Illuminate\Contracts\Auth\Access {
interface Gate
{
    public function has($ability);
    public function define($ability, $callback);
    public function policy($class, $policy);
    public function before(callable $callback);
    public function allows($ability, $arguments = []);
    public function denies($ability, $arguments = []);
    public function check($ability, $arguments = []);
    public function forUser($user);
}
}

namespace Illuminate\Contracts\Hashing {
interface Hasher
{
    public function make($value, array $options = []);
    public function check($value, $hashedValue, array $options = []);
    public function needsRehash($hashedValue, array $options = []);
}
}

namespace Illuminate\Auth {
use Closure;
use InvalidArgumentException;
use Illuminate\Contracts\Auth\Factory as FactoryContract;
class AuthManager implements FactoryContract
{
    use CreatesUserProviders;
    protected $app;
    protected $customCreators = [];
    protected $guards = [];
    protected $userResolver;
    public function __construct($app)
    {
        $this->app = $app;
        $this->userResolver = function ($guard = null) {
            return $this->guard($guard)->user();
        };
    }
    public function guard($name = null)
    {
        $name = $name ?: $this->getDefaultDriver();
        return isset($this->guards[$name]) ? $this->guards[$name] : ($this->guards[$name] = $this->resolve($name));
    }
    protected function resolve($name)
    {
        $config = $this->getConfig($name);
        if (is_null($config)) {
            throw new InvalidArgumentException("Auth guard [{$name}] is not defined.");
        }
        if (isset($this->customCreators[$config['driver']])) {
            return $this->callCustomCreator($name, $config);
        } else {
            $driverMethod = 'create' . ucfirst($config['driver']) . 'Driver';
            if (method_exists($this, $driverMethod)) {
                return $this->{$driverMethod}($name, $config);
            } else {
                throw new InvalidArgumentException("Auth guard driver [{$name}] is not defined.");
            }
        }
    }
    protected function callCustomCreator($name, array $config)
    {
        return $this->customCreators[$config['driver']]($this->app, $name, $config);
    }
    public function createSessionDriver($name, $config)
    {
        $provider = $this->createUserProvider($config['provider']);
        $guard = new SessionGuard($name, $provider, $this->app['session.store']);
        if (method_exists($guard, 'setCookieJar')) {
            $guard->setCookieJar($this->app['cookie']);
        }
        if (method_exists($guard, 'setDispatcher')) {
            $guard->setDispatcher($this->app['events']);
        }
        if (method_exists($guard, 'setRequest')) {
            $guard->setRequest($this->app->refresh('request', $guard, 'setRequest'));
        }
        return $guard;
    }
    public function createTokenDriver($name, $config)
    {
        $guard = new TokenGuard($this->createUserProvider($config['provider']), $this->app['request']);
        $this->app->refresh('request', $guard, 'setRequest');
        return $guard;
    }
    protected function getConfig($name)
    {
        return $this->app['config']["auth.guards.{$name}"];
    }
    public function getDefaultDriver()
    {
        return $this->app['config']['auth.defaults.guard'];
    }
    public function shouldUse($name)
    {
        $this->setDefaultDriver($name);
        $this->userResolver = function ($name = null) {
            return $this->guard($name)->user();
        };
    }
    public function setDefaultDriver($name)
    {
        $this->app['config']['auth.defaults.guard'] = $name;
    }
    public function viaRequest($driver, callable $callback)
    {
        return $this->extend($driver, function () use($callback) {
            $guard = new RequestGuard($callback, $this->app['request']);
            $this->app->refresh('request', $guard, 'setRequest');
            return $guard;
        });
    }
    public function userResolver()
    {
        return $this->userResolver;
    }
    public function resolveUsersUsing(Closure $userResolver)
    {
        $this->userResolver = $userResolver;
        return $this;
    }
    public function extend($driver, Closure $callback)
    {
        $this->customCreators[$driver] = $callback;
        return $this;
    }
    public function provider($name, Closure $callback)
    {
        $this->customProviderCreators[$name] = $callback;
        return $this;
    }
    public function __call($method, $parameters)
    {
        return call_user_func_array([$this->guard(), $method], $parameters);
    }
}
}

namespace Illuminate\Auth {
use RuntimeException;
use Illuminate\Support\Str;
use Illuminate\Http\Response;
use Illuminate\Contracts\Events\Dispatcher;
use Illuminate\Contracts\Auth\UserProvider;
use Illuminate\Contracts\Auth\StatefulGuard;
use Symfony\Component\HttpFoundation\Request;
use Illuminate\Contracts\Auth\SupportsBasicAuth;
use Illuminate\Contracts\Cookie\QueueingFactory as CookieJar;
use Symfony\Component\HttpFoundation\Session\SessionInterface;
use Illuminate\Contracts\Auth\Authenticatable as AuthenticatableContract;
class SessionGuard implements StatefulGuard, SupportsBasicAuth
{
    use GuardHelpers;
    protected $name;
    protected $lastAttempted;
    protected $viaRemember = false;
    protected $session;
    protected $cookie;
    protected $request;
    protected $events;
    protected $loggedOut = false;
    protected $tokenRetrievalAttempted = false;
    public function __construct($name, UserProvider $provider, SessionInterface $session, Request $request = null)
    {
        $this->name = $name;
        $this->session = $session;
        $this->request = $request;
        $this->provider = $provider;
    }
    public function user()
    {
        if ($this->loggedOut) {
            return;
        }
        if (!is_null($this->user)) {
            return $this->user;
        }
        $id = $this->session->get($this->getName());
        $user = null;
        if (!is_null($id)) {
            $user = $this->provider->retrieveById($id);
        }
        $recaller = $this->getRecaller();
        if (is_null($user) && !is_null($recaller)) {
            $user = $this->getUserByRecaller($recaller);
            if ($user) {
                $this->updateSession($user->getAuthIdentifier());
                $this->fireLoginEvent($user, true);
            }
        }
        return $this->user = $user;
    }
    public function id()
    {
        if ($this->loggedOut) {
            return;
        }
        $id = $this->session->get($this->getName());
        if (is_null($id) && $this->user()) {
            $id = $this->user()->getAuthIdentifier();
        }
        return $id;
    }
    protected function getUserByRecaller($recaller)
    {
        if ($this->validRecaller($recaller) && !$this->tokenRetrievalAttempted) {
            $this->tokenRetrievalAttempted = true;
            list($id, $token) = explode('|', $recaller, 2);
            $this->viaRemember = !is_null($user = $this->provider->retrieveByToken($id, $token));
            return $user;
        }
    }
    protected function getRecaller()
    {
        return $this->request->cookies->get($this->getRecallerName());
    }
    protected function getRecallerId()
    {
        if ($this->validRecaller($recaller = $this->getRecaller())) {
            return head(explode('|', $recaller));
        }
    }
    protected function validRecaller($recaller)
    {
        if (!is_string($recaller) || !Str::contains($recaller, '|')) {
            return false;
        }
        $segments = explode('|', $recaller);
        return count($segments) == 2 && trim($segments[0]) !== '' && trim($segments[1]) !== '';
    }
    public function once(array $credentials = [])
    {
        if ($this->validate($credentials)) {
            $this->setUser($this->lastAttempted);
            return true;
        }
        return false;
    }
    public function validate(array $credentials = [])
    {
        return $this->attempt($credentials, false, false);
    }
    public function basic($field = 'email', $extraConditions = [])
    {
        if ($this->check()) {
            return;
        }
        if ($this->attemptBasic($this->getRequest(), $field, $extraConditions)) {
            return;
        }
        return $this->getBasicResponse();
    }
    public function onceBasic($field = 'email', $extraConditions = [])
    {
        $credentials = $this->getBasicCredentials($this->getRequest(), $field);
        if (!$this->once(array_merge($credentials, $extraConditions))) {
            return $this->getBasicResponse();
        }
    }
    protected function attemptBasic(Request $request, $field, $extraConditions = [])
    {
        if (!$request->getUser()) {
            return false;
        }
        $credentials = $this->getBasicCredentials($request, $field);
        return $this->attempt(array_merge($credentials, $extraConditions));
    }
    protected function getBasicCredentials(Request $request, $field)
    {
        return [$field => $request->getUser(), 'password' => $request->getPassword()];
    }
    protected function getBasicResponse()
    {
        $headers = ['WWW-Authenticate' => 'Basic'];
        return new Response('Invalid credentials.', 401, $headers);
    }
    public function attempt(array $credentials = [], $remember = false, $login = true)
    {
        $this->fireAttemptEvent($credentials, $remember, $login);
        $this->lastAttempted = $user = $this->provider->retrieveByCredentials($credentials);
        if ($this->hasValidCredentials($user, $credentials)) {
            if ($login) {
                $this->login($user, $remember);
            }
            return true;
        }
        if ($login) {
            $this->fireFailedEvent($user, $credentials);
        }
        return false;
    }
    protected function hasValidCredentials($user, $credentials)
    {
        return !is_null($user) && $this->provider->validateCredentials($user, $credentials);
    }
    protected function fireAttemptEvent(array $credentials, $remember, $login)
    {
        if (isset($this->events)) {
            $this->events->fire(new Events\Attempting($credentials, $remember, $login));
        }
    }
    protected function fireFailedEvent($user, array $credentials)
    {
        if (isset($this->events)) {
            $this->events->fire(new Events\Failed($user, $credentials));
        }
    }
    public function attempting($callback)
    {
        if (isset($this->events)) {
            $this->events->listen(Events\Attempting::class, $callback);
        }
    }
    public function login(AuthenticatableContract $user, $remember = false)
    {
        $this->updateSession($user->getAuthIdentifier());
        if ($remember) {
            $this->createRememberTokenIfDoesntExist($user);
            $this->queueRecallerCookie($user);
        }
        $this->fireLoginEvent($user, $remember);
        $this->setUser($user);
    }
    protected function fireLoginEvent($user, $remember = false)
    {
        if (isset($this->events)) {
            $this->events->fire(new Events\Login($user, $remember));
        }
    }
    protected function updateSession($id)
    {
        $this->session->set($this->getName(), $id);
        $this->session->migrate(true);
    }
    public function loginUsingId($id, $remember = false)
    {
        $user = $this->provider->retrieveById($id);
        if (!is_null($user)) {
            $this->login($user, $remember);
            return $user;
        }
        return false;
    }
    public function onceUsingId($id)
    {
        $user = $this->provider->retrieveById($id);
        if (!is_null($user)) {
            $this->setUser($user);
            return true;
        }
        return false;
    }
    protected function queueRecallerCookie(AuthenticatableContract $user)
    {
        $value = $user->getAuthIdentifier() . '|' . $user->getRememberToken();
        $this->getCookieJar()->queue($this->createRecaller($value));
    }
    protected function createRecaller($value)
    {
        return $this->getCookieJar()->forever($this->getRecallerName(), $value);
    }
    public function logout()
    {
        $user = $this->user();
        $this->clearUserDataFromStorage();
        if (!is_null($this->user)) {
            $this->refreshRememberToken($user);
        }
        if (isset($this->events)) {
            $this->events->fire(new Events\Logout($user));
        }
        $this->user = null;
        $this->loggedOut = true;
    }
    protected function clearUserDataFromStorage()
    {
        $this->session->remove($this->getName());
        if (!is_null($this->getRecaller())) {
            $recaller = $this->getRecallerName();
            $this->getCookieJar()->queue($this->getCookieJar()->forget($recaller));
        }
    }
    protected function refreshRememberToken(AuthenticatableContract $user)
    {
        $user->setRememberToken($token = Str::random(60));
        $this->provider->updateRememberToken($user, $token);
    }
    protected function createRememberTokenIfDoesntExist(AuthenticatableContract $user)
    {
        if (empty($user->getRememberToken())) {
            $this->refreshRememberToken($user);
        }
    }
    public function getCookieJar()
    {
        if (!isset($this->cookie)) {
            throw new RuntimeException('Cookie jar has not been set.');
        }
        return $this->cookie;
    }
    public function setCookieJar(CookieJar $cookie)
    {
        $this->cookie = $cookie;
    }
    public function getDispatcher()
    {
        return $this->events;
    }
    public function setDispatcher(Dispatcher $events)
    {
        $this->events = $events;
    }
    public function getSession()
    {
        return $this->session;
    }
    public function getProvider()
    {
        return $this->provider;
    }
    public function setProvider(UserProvider $provider)
    {
        $this->provider = $provider;
    }
    public function getUser()
    {
        return $this->user;
    }
    public function setUser(AuthenticatableContract $user)
    {
        $this->user = $user;
        $this->loggedOut = false;
        return $this;
    }
    public function getRequest()
    {
        return $this->request ?: Request::createFromGlobals();
    }
    public function setRequest(Request $request)
    {
        $this->request = $request;
        return $this;
    }
    public function getLastAttempted()
    {
        return $this->lastAttempted;
    }
    public function getName()
    {
        return 'login_' . $this->name . '_' . sha1(static::class);
    }
    public function getRecallerName()
    {
        return 'remember_' . $this->name . '_' . sha1(static::class);
    }
    public function viaRemember()
    {
        return $this->viaRemember;
    }
}
}

namespace Illuminate\Auth\Access {
use Illuminate\Support\Str;
use InvalidArgumentException;
use Illuminate\Contracts\Container\Container;
use Illuminate\Contracts\Auth\Access\Gate as GateContract;
class Gate implements GateContract
{
    use HandlesAuthorization;
    protected $container;
    protected $userResolver;
    protected $abilities = [];
    protected $policies = [];
    protected $beforeCallbacks = [];
    protected $afterCallbacks = [];
    public function __construct(Container $container, callable $userResolver, array $abilities = [], array $policies = [], array $beforeCallbacks = [], array $afterCallbacks = [])
    {
        $this->policies = $policies;
        $this->container = $container;
        $this->abilities = $abilities;
        $this->userResolver = $userResolver;
        $this->afterCallbacks = $afterCallbacks;
        $this->beforeCallbacks = $beforeCallbacks;
    }
    public function has($ability)
    {
        return isset($this->abilities[$ability]);
    }
    public function define($ability, $callback)
    {
        if (is_callable($callback)) {
            $this->abilities[$ability] = $callback;
        } elseif (is_string($callback) && Str::contains($callback, '@')) {
            $this->abilities[$ability] = $this->buildAbilityCallback($callback);
        } else {
            throw new InvalidArgumentException("Callback must be a callable or a 'Class@method' string.");
        }
        return $this;
    }
    protected function buildAbilityCallback($callback)
    {
        return function () use($callback) {
            list($class, $method) = explode('@', $callback);
            return call_user_func_array([$this->resolvePolicy($class), $method], func_get_args());
        };
    }
    public function policy($class, $policy)
    {
        $this->policies[$class] = $policy;
        return $this;
    }
    public function before(callable $callback)
    {
        $this->beforeCallbacks[] = $callback;
        return $this;
    }
    public function after(callable $callback)
    {
        $this->afterCallbacks[] = $callback;
        return $this;
    }
    public function allows($ability, $arguments = [])
    {
        return $this->check($ability, $arguments);
    }
    public function denies($ability, $arguments = [])
    {
        return !$this->allows($ability, $arguments);
    }
    public function check($ability, $arguments = [])
    {
        try {
            $result = $this->raw($ability, $arguments);
        } catch (AuthorizationException $e) {
            return false;
        }
        return (bool) $result;
    }
    public function authorize($ability, $arguments = [])
    {
        $result = $this->raw($ability, $arguments);
        if ($result instanceof Response) {
            return $result;
        }
        return $result ? $this->allow() : $this->deny();
    }
    protected function raw($ability, $arguments = [])
    {
        if (!($user = $this->resolveUser())) {
            return false;
        }
        $arguments = is_array($arguments) ? $arguments : [$arguments];
        if (is_null($result = $this->callBeforeCallbacks($user, $ability, $arguments))) {
            $result = $this->callAuthCallback($user, $ability, $arguments);
        }
        $this->callAfterCallbacks($user, $ability, $arguments, $result);
        return $result;
    }
    protected function callAuthCallback($user, $ability, array $arguments)
    {
        $callback = $this->resolveAuthCallback($user, $ability, $arguments);
        return call_user_func_array($callback, array_merge([$user], $arguments));
    }
    protected function callBeforeCallbacks($user, $ability, array $arguments)
    {
        $arguments = array_merge([$user, $ability], [$arguments]);
        foreach ($this->beforeCallbacks as $before) {
            if (!is_null($result = call_user_func_array($before, $arguments))) {
                return $result;
            }
        }
    }
    protected function callAfterCallbacks($user, $ability, array $arguments, $result)
    {
        $arguments = array_merge([$user, $ability, $result], [$arguments]);
        foreach ($this->afterCallbacks as $after) {
            call_user_func_array($after, $arguments);
        }
    }
    protected function resolveAuthCallback($user, $ability, array $arguments)
    {
        if ($this->firstArgumentCorrespondsToPolicy($arguments)) {
            return $this->resolvePolicyCallback($user, $ability, $arguments);
        } elseif (isset($this->abilities[$ability])) {
            return $this->abilities[$ability];
        } else {
            return function () {
                return false;
            };
        }
    }
    protected function firstArgumentCorrespondsToPolicy(array $arguments)
    {
        if (!isset($arguments[0])) {
            return false;
        }
        if (is_object($arguments[0])) {
            return isset($this->policies[get_class($arguments[0])]);
        }
        return is_string($arguments[0]) && isset($this->policies[$arguments[0]]);
    }
    protected function resolvePolicyCallback($user, $ability, array $arguments)
    {
        return function () use($user, $ability, $arguments) {
            $instance = $this->getPolicyFor($arguments[0]);
            if (method_exists($instance, 'before')) {
                $beforeArguments = array_merge([$user, $ability], $arguments);
                $result = call_user_func_array([$instance, 'before'], $beforeArguments);
                if (!is_null($result)) {
                    return $result;
                }
            }
            if (strpos($ability, '-') !== false) {
                $ability = Str::camel($ability);
            }
            if (!is_callable([$instance, $ability])) {
                return false;
            }
            return call_user_func_array([$instance, $ability], array_merge([$user], $arguments));
        };
    }
    public function getPolicyFor($class)
    {
        if (is_object($class)) {
            $class = get_class($class);
        }
        if (!isset($this->policies[$class])) {
            throw new InvalidArgumentException("Policy not defined for [{$class}].");
        }
        return $this->resolvePolicy($this->policies[$class]);
    }
    public function resolvePolicy($class)
    {
        return $this->container->make($class);
    }
    public function forUser($user)
    {
        $callback = function () use($user) {
            return $user;
        };
        return new static($this->container, $callback, $this->abilities, $this->policies, $this->beforeCallbacks, $this->afterCallbacks);
    }
    protected function resolveUser()
    {
        return call_user_func($this->userResolver);
    }
}
}

namespace Illuminate\Contracts\Auth {
interface UserProvider
{
    public function retrieveById($identifier);
    public function retrieveByToken($identifier, $token);
    public function updateRememberToken(Authenticatable $user, $token);
    public function retrieveByCredentials(array $credentials);
    public function validateCredentials(Authenticatable $user, array $credentials);
}
}

namespace Illuminate\Auth {
use Illuminate\Support\Str;
use Illuminate\Contracts\Auth\UserProvider;
use Illuminate\Contracts\Hashing\Hasher as HasherContract;
use Illuminate\Contracts\Auth\Authenticatable as UserContract;
class EloquentUserProvider implements UserProvider
{
    protected $hasher;
    protected $model;
    public function __construct(HasherContract $hasher, $model)
    {
        $this->model = $model;
        $this->hasher = $hasher;
    }
    public function retrieveById($identifier)
    {
        return $this->createModel()->newQuery()->find($identifier);
    }
    public function retrieveByToken($identifier, $token)
    {
        $model = $this->createModel();
        return $model->newQuery()->where($model->getAuthIdentifierName(), $identifier)->where($model->getRememberTokenName(), $token)->first();
    }
    public function updateRememberToken(UserContract $user, $token)
    {
        $user->setRememberToken($token);
        $user->save();
    }
    public function retrieveByCredentials(array $credentials)
    {
        if (empty($credentials)) {
            return;
        }
        $query = $this->createModel()->newQuery();
        foreach ($credentials as $key => $value) {
            if (!Str::contains($key, 'password')) {
                $query->where($key, $value);
            }
        }
        return $query->first();
    }
    public function validateCredentials(UserContract $user, array $credentials)
    {
        $plain = $credentials['password'];
        return $this->hasher->check($plain, $user->getAuthPassword());
    }
    public function createModel()
    {
        $class = '\\' . ltrim($this->model, '\\');
        return new $class();
    }
    public function getHasher()
    {
        return $this->hasher;
    }
    public function setHasher(HasherContract $hasher)
    {
        $this->hasher = $hasher;
        return $this;
    }
    public function getModel()
    {
        return $this->model;
    }
    public function setModel($model)
    {
        $this->model = $model;
        return $this;
    }
}
}

namespace Illuminate\Container {
use Closure;
use ArrayAccess;
use ReflectionClass;
use ReflectionMethod;
use ReflectionFunction;
use ReflectionParameter;
use InvalidArgumentException;
use Illuminate\Contracts\Container\BindingResolutionException;
use Illuminate\Contracts\Container\Container as ContainerContract;
class Container implements ArrayAccess, ContainerContract
{
    protected static $instance;
    protected $resolved = [];
    protected $bindings = [];
    protected $instances = [];
    protected $aliases = [];
    protected $extenders = [];
    protected $tags = [];
    protected $buildStack = [];
    public $contextual = [];
    protected $reboundCallbacks = [];
    protected $globalResolvingCallbacks = [];
    protected $globalAfterResolvingCallbacks = [];
    protected $resolvingCallbacks = [];
    protected $afterResolvingCallbacks = [];
    public function when($concrete)
    {
        $concrete = $this->normalize($concrete);
        return new ContextualBindingBuilder($this, $concrete);
    }
    public function bound($abstract)
    {
        $abstract = $this->normalize($abstract);
        return isset($this->bindings[$abstract]) || isset($this->instances[$abstract]) || $this->isAlias($abstract);
    }
    public function resolved($abstract)
    {
        $abstract = $this->normalize($abstract);
        if ($this->isAlias($abstract)) {
            $abstract = $this->getAlias($abstract);
        }
        return isset($this->resolved[$abstract]) || isset($this->instances[$abstract]);
    }
    public function isAlias($name)
    {
        return isset($this->aliases[$this->normalize($name)]);
    }
    public function bind($abstract, $concrete = null, $shared = false)
    {
        $abstract = $this->normalize($abstract);
        $concrete = $this->normalize($concrete);
        if (is_array($abstract)) {
            list($abstract, $alias) = $this->extractAlias($abstract);
            $this->alias($abstract, $alias);
        }
        $this->dropStaleInstances($abstract);
        if (is_null($concrete)) {
            $concrete = $abstract;
        }
        if (!$concrete instanceof Closure) {
            $concrete = $this->getClosure($abstract, $concrete);
        }
        $this->bindings[$abstract] = compact('concrete', 'shared');
        if ($this->resolved($abstract)) {
            $this->rebound($abstract);
        }
    }
    protected function getClosure($abstract, $concrete)
    {
        return function ($c, $parameters = []) use($abstract, $concrete) {
            $method = $abstract == $concrete ? 'build' : 'make';
            return $c->{$method}($concrete, $parameters);
        };
    }
    public function addContextualBinding($concrete, $abstract, $implementation)
    {
        $this->contextual[$this->normalize($concrete)][$this->normalize($abstract)] = $this->normalize($implementation);
    }
    public function bindIf($abstract, $concrete = null, $shared = false)
    {
        if (!$this->bound($abstract)) {
            $this->bind($abstract, $concrete, $shared);
        }
    }
    public function singleton($abstract, $concrete = null)
    {
        $this->bind($abstract, $concrete, true);
    }
    public function share(Closure $closure)
    {
        return function ($container) use($closure) {
            static $object;
            if (is_null($object)) {
                $object = $closure($container);
            }
            return $object;
        };
    }
    public function extend($abstract, Closure $closure)
    {
        $abstract = $this->normalize($abstract);
        if (isset($this->instances[$abstract])) {
            $this->instances[$abstract] = $closure($this->instances[$abstract], $this);
            $this->rebound($abstract);
        } else {
            $this->extenders[$abstract][] = $closure;
        }
    }
    public function instance($abstract, $instance)
    {
        $abstract = $this->normalize($abstract);
        if (is_array($abstract)) {
            list($abstract, $alias) = $this->extractAlias($abstract);
            $this->alias($abstract, $alias);
        }
        unset($this->aliases[$abstract]);
        $bound = $this->bound($abstract);
        $this->instances[$abstract] = $instance;
        if ($bound) {
            $this->rebound($abstract);
        }
    }
    public function tag($abstracts, $tags)
    {
        $tags = is_array($tags) ? $tags : array_slice(func_get_args(), 1);
        foreach ($tags as $tag) {
            if (!isset($this->tags[$tag])) {
                $this->tags[$tag] = [];
            }
            foreach ((array) $abstracts as $abstract) {
                $this->tags[$tag][] = $this->normalize($abstract);
            }
        }
    }
    public function tagged($tag)
    {
        $results = [];
        if (isset($this->tags[$tag])) {
            foreach ($this->tags[$tag] as $abstract) {
                $results[] = $this->make($abstract);
            }
        }
        return $results;
    }
    public function alias($abstract, $alias)
    {
        $this->aliases[$alias] = $this->normalize($abstract);
    }
    protected function extractAlias(array $definition)
    {
        return [key($definition), current($definition)];
    }
    public function rebinding($abstract, Closure $callback)
    {
        $this->reboundCallbacks[$this->normalize($abstract)][] = $callback;
        if ($this->bound($abstract)) {
            return $this->make($abstract);
        }
    }
    public function refresh($abstract, $target, $method)
    {
        return $this->rebinding($this->normalize($abstract), function ($app, $instance) use($target, $method) {
            $target->{$method}($instance);
        });
    }
    protected function rebound($abstract)
    {
        $instance = $this->make($abstract);
        foreach ($this->getReboundCallbacks($abstract) as $callback) {
            call_user_func($callback, $this, $instance);
        }
    }
    protected function getReboundCallbacks($abstract)
    {
        if (isset($this->reboundCallbacks[$abstract])) {
            return $this->reboundCallbacks[$abstract];
        }
        return [];
    }
    public function wrap(Closure $callback, array $parameters = [])
    {
        return function () use($callback, $parameters) {
            return $this->call($callback, $parameters);
        };
    }
    public function call($callback, array $parameters = [], $defaultMethod = null)
    {
        if ($this->isCallableWithAtSign($callback) || $defaultMethod) {
            return $this->callClass($callback, $parameters, $defaultMethod);
        }
        $dependencies = $this->getMethodDependencies($callback, $parameters);
        return call_user_func_array($callback, $dependencies);
    }
    protected function isCallableWithAtSign($callback)
    {
        return is_string($callback) && strpos($callback, '@') !== false;
    }
    protected function getMethodDependencies($callback, array $parameters = [])
    {
        $dependencies = [];
        foreach ($this->getCallReflector($callback)->getParameters() as $parameter) {
            $this->addDependencyForCallParameter($parameter, $parameters, $dependencies);
        }
        return array_merge($dependencies, $parameters);
    }
    protected function getCallReflector($callback)
    {
        if (is_string($callback) && strpos($callback, '::') !== false) {
            $callback = explode('::', $callback);
        }
        if (is_array($callback)) {
            return new ReflectionMethod($callback[0], $callback[1]);
        }
        return new ReflectionFunction($callback);
    }
    protected function addDependencyForCallParameter(ReflectionParameter $parameter, array &$parameters, &$dependencies)
    {
        if (array_key_exists($parameter->name, $parameters)) {
            $dependencies[] = $parameters[$parameter->name];
            unset($parameters[$parameter->name]);
        } elseif ($parameter->getClass()) {
            $dependencies[] = $this->make($parameter->getClass()->name);
        } elseif ($parameter->isDefaultValueAvailable()) {
            $dependencies[] = $parameter->getDefaultValue();
        }
    }
    protected function callClass($target, array $parameters = [], $defaultMethod = null)
    {
        $segments = explode('@', $target);
        $method = count($segments) == 2 ? $segments[1] : $defaultMethod;
        if (is_null($method)) {
            throw new InvalidArgumentException('Method not provided.');
        }
        return $this->call([$this->make($segments[0]), $method], $parameters);
    }
    public function make($abstract, array $parameters = [])
    {
        $abstract = $this->getAlias($this->normalize($abstract));
        if (isset($this->instances[$abstract])) {
            return $this->instances[$abstract];
        }
        $concrete = $this->getConcrete($abstract);
        if ($this->isBuildable($concrete, $abstract)) {
            $object = $this->build($concrete, $parameters);
        } else {
            $object = $this->make($concrete, $parameters);
        }
        foreach ($this->getExtenders($abstract) as $extender) {
            $object = $extender($object, $this);
        }
        if ($this->isShared($abstract)) {
            $this->instances[$abstract] = $object;
        }
        $this->fireResolvingCallbacks($abstract, $object);
        $this->resolved[$abstract] = true;
        return $object;
    }
    protected function getConcrete($abstract)
    {
        if (!is_null($concrete = $this->getContextualConcrete($abstract))) {
            return $concrete;
        }
        if (!isset($this->bindings[$abstract])) {
            return $abstract;
        }
        return $this->bindings[$abstract]['concrete'];
    }
    protected function getContextualConcrete($abstract)
    {
        if (isset($this->contextual[end($this->buildStack)][$abstract])) {
            return $this->contextual[end($this->buildStack)][$abstract];
        }
    }
    protected function normalize($service)
    {
        return is_string($service) ? ltrim($service, '\\') : $service;
    }
    protected function getExtenders($abstract)
    {
        if (isset($this->extenders[$abstract])) {
            return $this->extenders[$abstract];
        }
        return [];
    }
    public function build($concrete, array $parameters = [])
    {
        if ($concrete instanceof Closure) {
            return $concrete($this, $parameters);
        }
        $reflector = new ReflectionClass($concrete);
        if (!$reflector->isInstantiable()) {
            if (!empty($this->buildStack)) {
                $previous = implode(', ', $this->buildStack);
                $message = "Target [{$concrete}] is not instantiable while building [{$previous}].";
            } else {
                $message = "Target [{$concrete}] is not instantiable.";
            }
            throw new BindingResolutionException($message);
        }
        $this->buildStack[] = $concrete;
        $constructor = $reflector->getConstructor();
        if (is_null($constructor)) {
            array_pop($this->buildStack);
            return new $concrete();
        }
        $dependencies = $constructor->getParameters();
        $parameters = $this->keyParametersByArgument($dependencies, $parameters);
        $instances = $this->getDependencies($dependencies, $parameters);
        array_pop($this->buildStack);
        return $reflector->newInstanceArgs($instances);
    }
    protected function getDependencies(array $parameters, array $primitives = [])
    {
        $dependencies = [];
        foreach ($parameters as $parameter) {
            $dependency = $parameter->getClass();
            if (array_key_exists($parameter->name, $primitives)) {
                $dependencies[] = $primitives[$parameter->name];
            } elseif (is_null($dependency)) {
                $dependencies[] = $this->resolveNonClass($parameter);
            } else {
                $dependencies[] = $this->resolveClass($parameter);
            }
        }
        return $dependencies;
    }
    protected function resolveNonClass(ReflectionParameter $parameter)
    {
        if (!is_null($concrete = $this->getContextualConcrete('$' . $parameter->name))) {
            if ($concrete instanceof Closure) {
                return call_user_func($concrete, $this);
            } else {
                return $concrete;
            }
        }
        if ($parameter->isDefaultValueAvailable()) {
            return $parameter->getDefaultValue();
        }
        $message = "Unresolvable dependency resolving [{$parameter}] in class {$parameter->getDeclaringClass()->getName()}";
        throw new BindingResolutionException($message);
    }
    protected function resolveClass(ReflectionParameter $parameter)
    {
        try {
            return $this->make($parameter->getClass()->name);
        } catch (BindingResolutionException $e) {
            if ($parameter->isOptional()) {
                return $parameter->getDefaultValue();
            }
            throw $e;
        }
    }
    protected function keyParametersByArgument(array $dependencies, array $parameters)
    {
        foreach ($parameters as $key => $value) {
            if (is_numeric($key)) {
                unset($parameters[$key]);
                $parameters[$dependencies[$key]->name] = $value;
            }
        }
        return $parameters;
    }
    public function resolving($abstract, Closure $callback = null)
    {
        if ($callback === null && $abstract instanceof Closure) {
            $this->resolvingCallback($abstract);
        } else {
            $this->resolvingCallbacks[$this->normalize($abstract)][] = $callback;
        }
    }
    public function afterResolving($abstract, Closure $callback = null)
    {
        if ($abstract instanceof Closure && $callback === null) {
            $this->afterResolvingCallback($abstract);
        } else {
            $this->afterResolvingCallbacks[$this->normalize($abstract)][] = $callback;
        }
    }
    protected function resolvingCallback(Closure $callback)
    {
        $abstract = $this->getFunctionHint($callback);
        if ($abstract) {
            $this->resolvingCallbacks[$abstract][] = $callback;
        } else {
            $this->globalResolvingCallbacks[] = $callback;
        }
    }
    protected function afterResolvingCallback(Closure $callback)
    {
        $abstract = $this->getFunctionHint($callback);
        if ($abstract) {
            $this->afterResolvingCallbacks[$abstract][] = $callback;
        } else {
            $this->globalAfterResolvingCallbacks[] = $callback;
        }
    }
    protected function getFunctionHint(Closure $callback)
    {
        $function = new ReflectionFunction($callback);
        if ($function->getNumberOfParameters() == 0) {
            return;
        }
        $expected = $function->getParameters()[0];
        if (!$expected->getClass()) {
            return;
        }
        return $expected->getClass()->name;
    }
    protected function fireResolvingCallbacks($abstract, $object)
    {
        $this->fireCallbackArray($object, $this->globalResolvingCallbacks);
        $this->fireCallbackArray($object, $this->getCallbacksForType($abstract, $object, $this->resolvingCallbacks));
        $this->fireCallbackArray($object, $this->globalAfterResolvingCallbacks);
        $this->fireCallbackArray($object, $this->getCallbacksForType($abstract, $object, $this->afterResolvingCallbacks));
    }
    protected function getCallbacksForType($abstract, $object, array $callbacksPerType)
    {
        $results = [];
        foreach ($callbacksPerType as $type => $callbacks) {
            if ($type === $abstract || $object instanceof $type) {
                $results = array_merge($results, $callbacks);
            }
        }
        return $results;
    }
    protected function fireCallbackArray($object, array $callbacks)
    {
        foreach ($callbacks as $callback) {
            $callback($object, $this);
        }
    }
    public function isShared($abstract)
    {
        $abstract = $this->normalize($abstract);
        if (isset($this->instances[$abstract])) {
            return true;
        }
        if (!isset($this->bindings[$abstract]['shared'])) {
            return false;
        }
        return $this->bindings[$abstract]['shared'] === true;
    }
    protected function isBuildable($concrete, $abstract)
    {
        return $concrete === $abstract || $concrete instanceof Closure;
    }
    protected function getAlias($abstract)
    {
        if (!isset($this->aliases[$abstract])) {
            return $abstract;
        }
        return $this->getAlias($this->aliases[$abstract]);
    }
    public function getBindings()
    {
        return $this->bindings;
    }
    protected function dropStaleInstances($abstract)
    {
        unset($this->instances[$abstract], $this->aliases[$abstract]);
    }
    public function forgetInstance($abstract)
    {
        unset($this->instances[$this->normalize($abstract)]);
    }
    public function forgetInstances()
    {
        $this->instances = [];
    }
    public function flush()
    {
        $this->aliases = [];
        $this->resolved = [];
        $this->bindings = [];
        $this->instances = [];
    }
    public static function getInstance()
    {
        return static::$instance;
    }
    public static function setInstance(ContainerContract $container)
    {
        static::$instance = $container;
    }
    public function offsetExists($key)
    {
        return $this->bound($key);
    }
    public function offsetGet($key)
    {
        return $this->make($key);
    }
    public function offsetSet($key, $value)
    {
        if (!$value instanceof Closure) {
            $value = function () use($value) {
                return $value;
            };
        }
        $this->bind($key, $value);
    }
    public function offsetUnset($key)
    {
        $key = $this->normalize($key);
        unset($this->bindings[$key], $this->instances[$key], $this->resolved[$key]);
    }
    public function __get($key)
    {
        return $this[$key];
    }
    public function __set($key, $value)
    {
        $this[$key] = $value;
    }
}
}

namespace Symfony\Component\HttpKernel {
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
interface HttpKernelInterface
{
    const MASTER_REQUEST = 1;
    const SUB_REQUEST = 2;
    public function handle(Request $request, $type = self::MASTER_REQUEST, $catch = true);
}
}

namespace Symfony\Component\HttpKernel {
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
interface TerminableInterface
{
    public function terminate(Request $request, Response $response);
}
}

namespace Illuminate\Foundation {
use Closure;
use RuntimeException;
use Illuminate\Support\Arr;
use Illuminate\Support\Str;
use Illuminate\Http\Request;
use Illuminate\Container\Container;
use Illuminate\Filesystem\Filesystem;
use Illuminate\Support\ServiceProvider;
use Illuminate\Events\EventServiceProvider;
use Illuminate\Routing\RoutingServiceProvider;
use Symfony\Component\HttpKernel\HttpKernelInterface;
use Symfony\Component\HttpKernel\Exception\HttpException;
use Symfony\Component\HttpFoundation\Request as SymfonyRequest;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
use Illuminate\Contracts\Foundation\Application as ApplicationContract;
class Application extends Container implements ApplicationContract, HttpKernelInterface
{
    const VERSION = '5.2.45';
    protected $basePath;
    protected $hasBeenBootstrapped = false;
    protected $booted = false;
    protected $bootingCallbacks = [];
    protected $bootedCallbacks = [];
    protected $terminatingCallbacks = [];
    protected $serviceProviders = [];
    protected $loadedProviders = [];
    protected $deferredServices = [];
    protected $monologConfigurator;
    protected $databasePath;
    protected $storagePath;
    protected $environmentPath;
    protected $environmentFile = '.env';
    protected $namespace = null;
    public function __construct($basePath = null)
    {
        $this->registerBaseBindings();
        $this->registerBaseServiceProviders();
        $this->registerCoreContainerAliases();
        if ($basePath) {
            $this->setBasePath($basePath);
        }
    }
    public function version()
    {
        return static::VERSION;
    }
    protected function registerBaseBindings()
    {
        static::setInstance($this);
        $this->instance('app', $this);
        $this->instance('Illuminate\\Container\\Container', $this);
    }
    protected function registerBaseServiceProviders()
    {
        $this->register(new EventServiceProvider($this));
        $this->register(new RoutingServiceProvider($this));
    }
    public function bootstrapWith(array $bootstrappers)
    {
        $this->hasBeenBootstrapped = true;
        foreach ($bootstrappers as $bootstrapper) {
            $this['events']->fire('bootstrapping: ' . $bootstrapper, [$this]);
            $this->make($bootstrapper)->bootstrap($this);
            $this['events']->fire('bootstrapped: ' . $bootstrapper, [$this]);
        }
    }
    public function afterLoadingEnvironment(Closure $callback)
    {
        return $this->afterBootstrapping('Illuminate\\Foundation\\Bootstrap\\DetectEnvironment', $callback);
    }
    public function beforeBootstrapping($bootstrapper, Closure $callback)
    {
        $this['events']->listen('bootstrapping: ' . $bootstrapper, $callback);
    }
    public function afterBootstrapping($bootstrapper, Closure $callback)
    {
        $this['events']->listen('bootstrapped: ' . $bootstrapper, $callback);
    }
    public function hasBeenBootstrapped()
    {
        return $this->hasBeenBootstrapped;
    }
    public function setBasePath($basePath)
    {
        $this->basePath = rtrim($basePath, '\\/');
        $this->bindPathsInContainer();
        return $this;
    }
    protected function bindPathsInContainer()
    {
        $this->instance('path', $this->path());
        $this->instance('path.base', $this->basePath());
        $this->instance('path.lang', $this->langPath());
        $this->instance('path.config', $this->configPath());
        $this->instance('path.public', $this->publicPath());
        $this->instance('path.storage', $this->storagePath());
        $this->instance('path.database', $this->databasePath());
        $this->instance('path.bootstrap', $this->bootstrapPath());
    }
    public function path()
    {
        return $this->basePath . DIRECTORY_SEPARATOR . 'app';
    }
    public function basePath()
    {
        return $this->basePath;
    }
    public function bootstrapPath()
    {
        return $this->basePath . DIRECTORY_SEPARATOR . 'bootstrap';
    }
    public function configPath()
    {
        return $this->basePath . DIRECTORY_SEPARATOR . 'config';
    }
    public function databasePath()
    {
        return $this->databasePath ?: $this->basePath . DIRECTORY_SEPARATOR . 'database';
    }
    public function useDatabasePath($path)
    {
        $this->databasePath = $path;
        $this->instance('path.database', $path);
        return $this;
    }
    public function langPath()
    {
        return $this->basePath . DIRECTORY_SEPARATOR . 'resources' . DIRECTORY_SEPARATOR . 'lang';
    }
    public function publicPath()
    {
        return $this->basePath . DIRECTORY_SEPARATOR . 'public';
    }
    public function storagePath()
    {
        return $this->storagePath ?: $this->basePath . DIRECTORY_SEPARATOR . 'storage';
    }
    public function useStoragePath($path)
    {
        $this->storagePath = $path;
        $this->instance('path.storage', $path);
        return $this;
    }
    public function environmentPath()
    {
        return $this->environmentPath ?: $this->basePath;
    }
    public function useEnvironmentPath($path)
    {
        $this->environmentPath = $path;
        return $this;
    }
    public function loadEnvironmentFrom($file)
    {
        $this->environmentFile = $file;
        return $this;
    }
    public function environmentFile()
    {
        return $this->environmentFile ?: '.env';
    }
    public function environmentFilePath()
    {
        return $this->environmentPath() . '/' . $this->environmentFile();
    }
    public function environment()
    {
        if (func_num_args() > 0) {
            $patterns = is_array(func_get_arg(0)) ? func_get_arg(0) : func_get_args();
            foreach ($patterns as $pattern) {
                if (Str::is($pattern, $this['env'])) {
                    return true;
                }
            }
            return false;
        }
        return $this['env'];
    }
    public function isLocal()
    {
        return $this['env'] == 'local';
    }
    public function detectEnvironment(Closure $callback)
    {
        $args = isset($_SERVER['argv']) ? $_SERVER['argv'] : null;
        return $this['env'] = (new EnvironmentDetector())->detect($callback, $args);
    }
    public function runningInConsole()
    {
        return php_sapi_name() == 'cli';
    }
    public function runningUnitTests()
    {
        return $this['env'] == 'testing';
    }
    public function registerConfiguredProviders()
    {
        $manifestPath = $this->getCachedServicesPath();
        (new ProviderRepository($this, new Filesystem(), $manifestPath))->load($this->config['app.providers']);
    }
    public function register($provider, $options = [], $force = false)
    {
        if (($registered = $this->getProvider($provider)) && !$force) {
            return $registered;
        }
        if (is_string($provider)) {
            $provider = $this->resolveProviderClass($provider);
        }
        $provider->register();
        foreach ($options as $key => $value) {
            $this[$key] = $value;
        }
        $this->markAsRegistered($provider);
        if ($this->booted) {
            $this->bootProvider($provider);
        }
        return $provider;
    }
    public function getProvider($provider)
    {
        $name = is_string($provider) ? $provider : get_class($provider);
        return Arr::first($this->serviceProviders, function ($key, $value) use($name) {
            return $value instanceof $name;
        });
    }
    public function resolveProviderClass($provider)
    {
        return new $provider($this);
    }
    protected function markAsRegistered($provider)
    {
        $this['events']->fire($class = get_class($provider), [$provider]);
        $this->serviceProviders[] = $provider;
        $this->loadedProviders[$class] = true;
    }
    public function loadDeferredProviders()
    {
        foreach ($this->deferredServices as $service => $provider) {
            $this->loadDeferredProvider($service);
        }
        $this->deferredServices = [];
    }
    public function loadDeferredProvider($service)
    {
        if (!isset($this->deferredServices[$service])) {
            return;
        }
        $provider = $this->deferredServices[$service];
        if (!isset($this->loadedProviders[$provider])) {
            $this->registerDeferredProvider($provider, $service);
        }
    }
    public function registerDeferredProvider($provider, $service = null)
    {
        if ($service) {
            unset($this->deferredServices[$service]);
        }
        $this->register($instance = new $provider($this));
        if (!$this->booted) {
            $this->booting(function () use($instance) {
                $this->bootProvider($instance);
            });
        }
    }
    public function make($abstract, array $parameters = [])
    {
        $abstract = $this->getAlias($abstract);
        if (isset($this->deferredServices[$abstract])) {
            $this->loadDeferredProvider($abstract);
        }
        return parent::make($abstract, $parameters);
    }
    public function bound($abstract)
    {
        return isset($this->deferredServices[$abstract]) || parent::bound($abstract);
    }
    public function isBooted()
    {
        return $this->booted;
    }
    public function boot()
    {
        if ($this->booted) {
            return;
        }
        $this->fireAppCallbacks($this->bootingCallbacks);
        array_walk($this->serviceProviders, function ($p) {
            $this->bootProvider($p);
        });
        $this->booted = true;
        $this->fireAppCallbacks($this->bootedCallbacks);
    }
    protected function bootProvider(ServiceProvider $provider)
    {
        if (method_exists($provider, 'boot')) {
            return $this->call([$provider, 'boot']);
        }
    }
    public function booting($callback)
    {
        $this->bootingCallbacks[] = $callback;
    }
    public function booted($callback)
    {
        $this->bootedCallbacks[] = $callback;
        if ($this->isBooted()) {
            $this->fireAppCallbacks([$callback]);
        }
    }
    protected function fireAppCallbacks(array $callbacks)
    {
        foreach ($callbacks as $callback) {
            call_user_func($callback, $this);
        }
    }
    public function handle(SymfonyRequest $request, $type = self::MASTER_REQUEST, $catch = true)
    {
        return $this['Illuminate\\Contracts\\Http\\Kernel']->handle(Request::createFromBase($request));
    }
    public function shouldSkipMiddleware()
    {
        return $this->bound('middleware.disable') && $this->make('middleware.disable') === true;
    }
    public function configurationIsCached()
    {
        return file_exists($this->getCachedConfigPath());
    }
    public function getCachedConfigPath()
    {
        return $this->bootstrapPath() . '/cache/config.php';
    }
    public function routesAreCached()
    {
        return $this['files']->exists($this->getCachedRoutesPath());
    }
    public function getCachedRoutesPath()
    {
        return $this->bootstrapPath() . '/cache/routes.php';
    }
    public function getCachedCompilePath()
    {
        return $this->bootstrapPath() . '/cache/compiled.php';
    }
    public function getCachedServicesPath()
    {
        return $this->bootstrapPath() . '/cache/services.php';
    }
    public function isDownForMaintenance()
    {
        return file_exists($this->storagePath() . '/framework/down');
    }
    public function abort($code, $message = '', array $headers = [])
    {
        if ($code == 404) {
            throw new NotFoundHttpException($message);
        }
        throw new HttpException($code, $message, null, $headers);
    }
    public function terminating(Closure $callback)
    {
        $this->terminatingCallbacks[] = $callback;
        return $this;
    }
    public function terminate()
    {
        foreach ($this->terminatingCallbacks as $terminating) {
            $this->call($terminating);
        }
    }
    public function getLoadedProviders()
    {
        return $this->loadedProviders;
    }
    public function getDeferredServices()
    {
        return $this->deferredServices;
    }
    public function setDeferredServices(array $services)
    {
        $this->deferredServices = $services;
    }
    public function addDeferredServices(array $services)
    {
        $this->deferredServices = array_merge($this->deferredServices, $services);
    }
    public function isDeferredService($service)
    {
        return isset($this->deferredServices[$service]);
    }
    public function configureMonologUsing(callable $callback)
    {
        $this->monologConfigurator = $callback;
        return $this;
    }
    public function hasMonologConfigurator()
    {
        return !is_null($this->monologConfigurator);
    }
    public function getMonologConfigurator()
    {
        return $this->monologConfigurator;
    }
    public function getLocale()
    {
        return $this['config']->get('app.locale');
    }
    public function setLocale($locale)
    {
        $this['config']->set('app.locale', $locale);
        $this['translator']->setLocale($locale);
        $this['events']->fire('locale.changed', [$locale]);
    }
    public function isLocale($locale)
    {
        return $this->getLocale() == $locale;
    }
    public function registerCoreContainerAliases()
    {
        $aliases = ['app' => ['Illuminate\\Foundation\\Application', 'Illuminate\\Contracts\\Container\\Container', 'Illuminate\\Contracts\\Foundation\\Application'], 'auth' => ['Illuminate\\Auth\\AuthManager', 'Illuminate\\Contracts\\Auth\\Factory'], 'auth.driver' => ['Illuminate\\Contracts\\Auth\\Guard'], 'blade.compiler' => ['Illuminate\\View\\Compilers\\BladeCompiler'], 'cache' => ['Illuminate\\Cache\\CacheManager', 'Illuminate\\Contracts\\Cache\\Factory'], 'cache.store' => ['Illuminate\\Cache\\Repository', 'Illuminate\\Contracts\\Cache\\Repository'], 'config' => ['Illuminate\\Config\\Repository', 'Illuminate\\Contracts\\Config\\Repository'], 'cookie' => ['Illuminate\\Cookie\\CookieJar', 'Illuminate\\Contracts\\Cookie\\Factory', 'Illuminate\\Contracts\\Cookie\\QueueingFactory'], 'encrypter' => ['Illuminate\\Encryption\\Encrypter', 'Illuminate\\Contracts\\Encryption\\Encrypter'], 'db' => ['Illuminate\\Database\\DatabaseManager'], 'db.connection' => ['Illuminate\\Database\\Connection', 'Illuminate\\Database\\ConnectionInterface'], 'events' => ['Illuminate\\Events\\Dispatcher', 'Illuminate\\Contracts\\Events\\Dispatcher'], 'files' => ['Illuminate\\Filesystem\\Filesystem'], 'filesystem' => ['Illuminate\\Filesystem\\FilesystemManager', 'Illuminate\\Contracts\\Filesystem\\Factory'], 'filesystem.disk' => ['Illuminate\\Contracts\\Filesystem\\Filesystem'], 'filesystem.cloud' => ['Illuminate\\Contracts\\Filesystem\\Cloud'], 'hash' => ['Illuminate\\Contracts\\Hashing\\Hasher'], 'translator' => ['Illuminate\\Translation\\Translator', 'Symfony\\Component\\Translation\\TranslatorInterface'], 'log' => ['Illuminate\\Log\\Writer', 'Illuminate\\Contracts\\Logging\\Log', 'Psr\\Log\\LoggerInterface'], 'mailer' => ['Illuminate\\Mail\\Mailer', 'Illuminate\\Contracts\\Mail\\Mailer', 'Illuminate\\Contracts\\Mail\\MailQueue'], 'auth.password' => ['Illuminate\\Auth\\Passwords\\PasswordBrokerManager', 'Illuminate\\Contracts\\Auth\\PasswordBrokerFactory'], 'auth.password.broker' => ['Illuminate\\Auth\\Passwords\\PasswordBroker', 'Illuminate\\Contracts\\Auth\\PasswordBroker'], 'queue' => ['Illuminate\\Queue\\QueueManager', 'Illuminate\\Contracts\\Queue\\Factory', 'Illuminate\\Contracts\\Queue\\Monitor'], 'queue.connection' => ['Illuminate\\Contracts\\Queue\\Queue'], 'queue.failer' => ['Illuminate\\Queue\\Failed\\FailedJobProviderInterface'], 'redirect' => ['Illuminate\\Routing\\Redirector'], 'redis' => ['Illuminate\\Redis\\Database', 'Illuminate\\Contracts\\Redis\\Database'], 'request' => ['Illuminate\\Http\\Request', 'Symfony\\Component\\HttpFoundation\\Request'], 'router' => ['Illuminate\\Routing\\Router', 'Illuminate\\Contracts\\Routing\\Registrar'], 'session' => ['Illuminate\\Session\\SessionManager'], 'session.store' => ['Illuminate\\Session\\Store', 'Symfony\\Component\\HttpFoundation\\Session\\SessionInterface'], 'url' => ['Illuminate\\Routing\\UrlGenerator', 'Illuminate\\Contracts\\Routing\\UrlGenerator'], 'validator' => ['Illuminate\\Validation\\Factory', 'Illuminate\\Contracts\\Validation\\Factory'], 'view' => ['Illuminate\\View\\Factory', 'Illuminate\\Contracts\\View\\Factory']];
        foreach ($aliases as $key => $aliases) {
            foreach ($aliases as $alias) {
                $this->alias($key, $alias);
            }
        }
    }
    public function flush()
    {
        parent::flush();
        $this->loadedProviders = [];
    }
    public function getNamespace()
    {
        if (!is_null($this->namespace)) {
            return $this->namespace;
        }
        $composer = json_decode(file_get_contents(base_path('composer.json')), true);
        foreach ((array) data_get($composer, 'autoload.psr-4') as $namespace => $path) {
            foreach ((array) $path as $pathChoice) {
                if (realpath(app_path()) == realpath(base_path() . '/' . $pathChoice)) {
                    return $this->namespace = $namespace;
                }
            }
        }
        throw new RuntimeException('Unable to detect application namespace.');
    }
}
}

namespace Illuminate\Foundation {
use Closure;
use Illuminate\Support\Arr;
use Illuminate\Support\Str;
class EnvironmentDetector
{
    public function detect(Closure $callback, $consoleArgs = null)
    {
        if ($consoleArgs) {
            return $this->detectConsoleEnvironment($callback, $consoleArgs);
        }
        return $this->detectWebEnvironment($callback);
    }
    protected function detectWebEnvironment(Closure $callback)
    {
        return call_user_func($callback);
    }
    protected function detectConsoleEnvironment(Closure $callback, array $args)
    {
        if (!is_null($value = $this->getEnvironmentArgument($args))) {
            return head(array_slice(explode('=', $value), 1));
        }
        return $this->detectWebEnvironment($callback);
    }
    protected function getEnvironmentArgument(array $args)
    {
        return Arr::first($args, function ($k, $v) {
            return Str::startsWith($v, '--env');
        });
    }
}
}

namespace Illuminate\Foundation\Bootstrap {
use Illuminate\Log\Writer;
use Monolog\Logger as Monolog;
use Illuminate\Contracts\Foundation\Application;
class ConfigureLogging
{
    public function bootstrap(Application $app)
    {
        $log = $this->registerLogger($app);
        if ($app->hasMonologConfigurator()) {
            call_user_func($app->getMonologConfigurator(), $log->getMonolog());
        } else {
            $this->configureHandlers($app, $log);
        }
    }
    protected function registerLogger(Application $app)
    {
        $app->instance('log', $log = new Writer(new Monolog($app->environment()), $app['events']));
        return $log;
    }
    protected function configureHandlers(Application $app, Writer $log)
    {
        $method = 'configure' . ucfirst($app['config']['app.log']) . 'Handler';
        $this->{$method}($app, $log);
    }
    protected function configureSingleHandler(Application $app, Writer $log)
    {
        $log->useFiles($app->storagePath() . '/logs/laravel.log', $app->make('config')->get('app.log_level', 'debug'));
    }
    protected function configureDailyHandler(Application $app, Writer $log)
    {
        $config = $app->make('config');
        $maxFiles = $config->get('app.log_max_files');
        $log->useDailyFiles($app->storagePath() . '/logs/laravel.log', is_null($maxFiles) ? 5 : $maxFiles, $config->get('app.log_level', 'debug'));
    }
    protected function configureSyslogHandler(Application $app, Writer $log)
    {
        $log->useSyslog('laravel', $app->make('config')->get('app.log_level', 'debug'));
    }
    protected function configureErrorlogHandler(Application $app, Writer $log)
    {
        $log->useErrorLog($app->make('config')->get('app.log_level', 'debug'));
    }
}
}

namespace Illuminate\Foundation\Bootstrap {
use Exception;
use ErrorException;
use Illuminate\Contracts\Foundation\Application;
use Symfony\Component\Console\Output\ConsoleOutput;
use Symfony\Component\Debug\Exception\FatalErrorException;
use Symfony\Component\Debug\Exception\FatalThrowableError;
class HandleExceptions
{
    protected $app;
    public function bootstrap(Application $app)
    {
        $this->app = $app;
        error_reporting(-1);
        set_error_handler([$this, 'handleError']);
        set_exception_handler([$this, 'handleException']);
        register_shutdown_function([$this, 'handleShutdown']);
        if (!$app->environment('testing')) {
            ini_set('display_errors', 'Off');
        }
    }
    public function handleError($level, $message, $file = '', $line = 0, $context = [])
    {
        if (error_reporting() & $level) {
            throw new ErrorException($message, 0, $level, $file, $line);
        }
    }
    public function handleException($e)
    {
        if (!$e instanceof Exception) {
            $e = new FatalThrowableError($e);
        }
        $this->getExceptionHandler()->report($e);
        if ($this->app->runningInConsole()) {
            $this->renderForConsole($e);
        } else {
            $this->renderHttpResponse($e);
        }
    }
    protected function renderForConsole(Exception $e)
    {
        $this->getExceptionHandler()->renderForConsole(new ConsoleOutput(), $e);
    }
    protected function renderHttpResponse(Exception $e)
    {
        $this->getExceptionHandler()->render($this->app['request'], $e)->send();
    }
    public function handleShutdown()
    {
        if (!is_null($error = error_get_last()) && $this->isFatal($error['type'])) {
            $this->handleException($this->fatalExceptionFromError($error, 0));
        }
    }
    protected function fatalExceptionFromError(array $error, $traceOffset = null)
    {
        return new FatalErrorException($error['message'], $error['type'], 0, $error['file'], $error['line'], $traceOffset);
    }
    protected function isFatal($type)
    {
        return in_array($type, [E_ERROR, E_CORE_ERROR, E_COMPILE_ERROR, E_PARSE]);
    }
    protected function getExceptionHandler()
    {
        return $this->app->make('Illuminate\\Contracts\\Debug\\ExceptionHandler');
    }
}
}

namespace Illuminate\Foundation\Bootstrap {
use Illuminate\Support\Facades\Facade;
use Illuminate\Foundation\AliasLoader;
use Illuminate\Contracts\Foundation\Application;
class RegisterFacades
{
    public function bootstrap(Application $app)
    {
        Facade::clearResolvedInstances();
        Facade::setFacadeApplication($app);
        AliasLoader::getInstance($app->make('config')->get('app.aliases'))->register();
    }
}
}

namespace Illuminate\Foundation\Bootstrap {
use Illuminate\Contracts\Foundation\Application;
class RegisterProviders
{
    public function bootstrap(Application $app)
    {
        $app->registerConfiguredProviders();
    }
}
}

namespace Illuminate\Foundation\Bootstrap {
use Illuminate\Contracts\Foundation\Application;
class BootProviders
{
    public function bootstrap(Application $app)
    {
        $app->boot();
    }
}
}

namespace Illuminate\Foundation\Bootstrap {
use Illuminate\Config\Repository;
use Symfony\Component\Finder\Finder;
use Symfony\Component\Finder\SplFileInfo;
use Illuminate\Contracts\Foundation\Application;
use Illuminate\Contracts\Config\Repository as RepositoryContract;
class LoadConfiguration
{
    public function bootstrap(Application $app)
    {
        $items = [];
        if (file_exists($cached = $app->getCachedConfigPath())) {
            $items = (require $cached);
            $loadedFromCache = true;
        }
        $app->instance('config', $config = new Repository($items));
        if (!isset($loadedFromCache)) {
            $this->loadConfigurationFiles($app, $config);
        }
        $app->detectEnvironment(function () use($config) {
            return $config->get('app.env', 'production');
        });
        date_default_timezone_set($config['app.timezone']);
        mb_internal_encoding('UTF-8');
    }
    protected function loadConfigurationFiles(Application $app, RepositoryContract $repository)
    {
        foreach ($this->getConfigurationFiles($app) as $key => $path) {
            $repository->set($key, require $path);
        }
    }
    protected function getConfigurationFiles(Application $app)
    {
        $files = [];
        $configPath = realpath($app->configPath());
        foreach (Finder::create()->files()->name('*.php')->in($configPath) as $file) {
            $nesting = $this->getConfigurationNesting($file, $configPath);
            $files[$nesting . basename($file->getRealPath(), '.php')] = $file->getRealPath();
        }
        return $files;
    }
    protected function getConfigurationNesting(SplFileInfo $file, $configPath)
    {
        $directory = dirname($file->getRealPath());
        if ($tree = trim(str_replace($configPath, '', $directory), DIRECTORY_SEPARATOR)) {
            $tree = str_replace(DIRECTORY_SEPARATOR, '.', $tree) . '.';
        }
        return $tree;
    }
}
}

namespace Illuminate\Foundation\Bootstrap {
use Dotenv\Dotenv;
use Dotenv\Exception\InvalidPathException;
use Illuminate\Contracts\Foundation\Application;
class DetectEnvironment
{
    public function bootstrap(Application $app)
    {
        if (!$app->configurationIsCached()) {
            $this->checkForSpecificEnvironmentFile($app);
            try {
                (new Dotenv($app->environmentPath(), $app->environmentFile()))->load();
            } catch (InvalidPathException $e) {
            }
        }
    }
    protected function checkForSpecificEnvironmentFile($app)
    {
        if (!env('APP_ENV')) {
            return;
        }
        $file = $app->environmentFile() . '.' . env('APP_ENV');
        if (file_exists($app->environmentPath() . '/' . $file)) {
            $app->loadEnvironmentFrom($file);
        }
    }
}
}

namespace Illuminate\Foundation\Http {
use Exception;
use Throwable;
use Illuminate\Routing\Router;
use Illuminate\Routing\Pipeline;
use Illuminate\Support\Facades\Facade;
use Illuminate\Contracts\Foundation\Application;
use Illuminate\Contracts\Debug\ExceptionHandler;
use Illuminate\Contracts\Http\Kernel as KernelContract;
use Symfony\Component\Debug\Exception\FatalThrowableError;
class Kernel implements KernelContract
{
    protected $app;
    protected $router;
    protected $bootstrappers = ['Illuminate\\Foundation\\Bootstrap\\DetectEnvironment', 'Illuminate\\Foundation\\Bootstrap\\LoadConfiguration', 'Illuminate\\Foundation\\Bootstrap\\ConfigureLogging', 'Illuminate\\Foundation\\Bootstrap\\HandleExceptions', 'Illuminate\\Foundation\\Bootstrap\\RegisterFacades', 'Illuminate\\Foundation\\Bootstrap\\RegisterProviders', 'Illuminate\\Foundation\\Bootstrap\\BootProviders'];
    protected $middleware = [];
    protected $middlewareGroups = [];
    protected $routeMiddleware = [];
    public function __construct(Application $app, Router $router)
    {
        $this->app = $app;
        $this->router = $router;
        foreach ($this->middlewareGroups as $key => $middleware) {
            $router->middlewareGroup($key, $middleware);
        }
        foreach ($this->routeMiddleware as $key => $middleware) {
            $router->middleware($key, $middleware);
        }
    }
    public function handle($request)
    {
        try {
            $request->enableHttpMethodParameterOverride();
            $response = $this->sendRequestThroughRouter($request);
        } catch (Exception $e) {
            $this->reportException($e);
            $response = $this->renderException($request, $e);
        } catch (Throwable $e) {
            $this->reportException($e = new FatalThrowableError($e));
            $response = $this->renderException($request, $e);
        }
        $this->app['events']->fire('kernel.handled', [$request, $response]);
        return $response;
    }
    protected function sendRequestThroughRouter($request)
    {
        $this->app->instance('request', $request);
        Facade::clearResolvedInstance('request');
        $this->bootstrap();
        return (new Pipeline($this->app))->send($request)->through($this->app->shouldSkipMiddleware() ? [] : $this->middleware)->then($this->dispatchToRouter());
    }
    public function terminate($request, $response)
    {
        $middlewares = $this->app->shouldSkipMiddleware() ? [] : array_merge($this->gatherRouteMiddlewares($request), $this->middleware);
        foreach ($middlewares as $middleware) {
            list($name, $parameters) = $this->parseMiddleware($middleware);
            $instance = $this->app->make($name);
            if (method_exists($instance, 'terminate')) {
                $instance->terminate($request, $response);
            }
        }
        $this->app->terminate();
    }
    protected function gatherRouteMiddlewares($request)
    {
        if ($route = $request->route()) {
            return $this->router->gatherRouteMiddlewares($route);
        }
        return [];
    }
    protected function parseMiddleware($middleware)
    {
        list($name, $parameters) = array_pad(explode(':', $middleware, 2), 2, []);
        if (is_string($parameters)) {
            $parameters = explode(',', $parameters);
        }
        return [$name, $parameters];
    }
    public function prependMiddleware($middleware)
    {
        if (array_search($middleware, $this->middleware) === false) {
            array_unshift($this->middleware, $middleware);
        }
        return $this;
    }
    public function pushMiddleware($middleware)
    {
        if (array_search($middleware, $this->middleware) === false) {
            $this->middleware[] = $middleware;
        }
        return $this;
    }
    public function bootstrap()
    {
        if (!$this->app->hasBeenBootstrapped()) {
            $this->app->bootstrapWith($this->bootstrappers());
        }
    }
    protected function dispatchToRouter()
    {
        return function ($request) {
            $this->app->instance('request', $request);
            return $this->router->dispatch($request);
        };
    }
    public function hasMiddleware($middleware)
    {
        return in_array($middleware, $this->middleware);
    }
    protected function bootstrappers()
    {
        return $this->bootstrappers;
    }
    protected function reportException(Exception $e)
    {
        $this->app[ExceptionHandler::class]->report($e);
    }
    protected function renderException($request, Exception $e)
    {
        return $this->app[ExceptionHandler::class]->render($request, $e);
    }
    public function getApplication()
    {
        return $this->app;
    }
}
}

namespace Illuminate\Foundation\Auth {
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Lang;
trait AuthenticatesUsers
{
    use RedirectsUsers;
    public function getLogin()
    {
        return $this->showLoginForm();
    }
    public function showLoginForm()
    {
        $view = property_exists($this, 'loginView') ? $this->loginView : 'auth.authenticate';
        if (view()->exists($view)) {
            return view($view);
        }
        return view('auth.login');
    }
    public function postLogin(Request $request)
    {
        return $this->login($request);
    }
    public function login(Request $request)
    {
        $this->validateLogin($request);
        $throttles = $this->isUsingThrottlesLoginsTrait();
        if ($throttles && ($lockedOut = $this->hasTooManyLoginAttempts($request))) {
            $this->fireLockoutEvent($request);
            return $this->sendLockoutResponse($request);
        }
        $credentials = $this->getCredentials($request);
        if (Auth::guard($this->getGuard())->attempt($credentials, $request->has('remember'))) {
            return $this->handleUserWasAuthenticated($request, $throttles);
        }
        if ($throttles && !$lockedOut) {
            $this->incrementLoginAttempts($request);
        }
        return $this->sendFailedLoginResponse($request);
    }
    protected function validateLogin(Request $request)
    {
        $this->validate($request, [$this->loginUsername() => 'required', 'password' => 'required']);
    }
    protected function handleUserWasAuthenticated(Request $request, $throttles)
    {
        if ($throttles) {
            $this->clearLoginAttempts($request);
        }
        if (method_exists($this, 'authenticated')) {
            return $this->authenticated($request, Auth::guard($this->getGuard())->user());
        }
        return redirect()->intended($this->redirectPath());
    }
    protected function sendFailedLoginResponse(Request $request)
    {
        return redirect()->back()->withInput($request->only($this->loginUsername(), 'remember'))->withErrors([$this->loginUsername() => $this->getFailedLoginMessage()]);
    }
    protected function getFailedLoginMessage()
    {
        return Lang::has('auth.failed') ? Lang::get('auth.failed') : 'These credentials do not match our records.';
    }
    protected function getCredentials(Request $request)
    {
        return $request->only($this->loginUsername(), 'password');
    }
    public function getLogout()
    {
        return $this->logout();
    }
    public function logout()
    {
        Auth::guard($this->getGuard())->logout();
        return redirect(property_exists($this, 'redirectAfterLogout') ? $this->redirectAfterLogout : '/');
    }
    public function guestMiddleware()
    {
        $guard = $this->getGuard();
        return $guard ? 'guest:' . $guard : 'guest';
    }
    public function loginUsername()
    {
        return property_exists($this, 'username') ? $this->username : 'email';
    }
    protected function isUsingThrottlesLoginsTrait()
    {
        return in_array(ThrottlesLogins::class, class_uses_recursive(static::class));
    }
    protected function getGuard()
    {
        return property_exists($this, 'guard') ? $this->guard : null;
    }
}
}

namespace Illuminate\Foundation\Auth {
trait RedirectsUsers
{
    public function redirectPath()
    {
        if (property_exists($this, 'redirectPath')) {
            return $this->redirectPath;
        }
        return property_exists($this, 'redirectTo') ? $this->redirectTo : '/home';
    }
}
}

namespace Illuminate\Foundation\Auth {
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
trait RegistersUsers
{
    use RedirectsUsers;
    public function getRegister()
    {
        return $this->showRegistrationForm();
    }
    public function showRegistrationForm()
    {
        if (property_exists($this, 'registerView')) {
            return view($this->registerView);
        }
        return view('auth.register');
    }
    public function postRegister(Request $request)
    {
        return $this->register($request);
    }
    public function register(Request $request)
    {
        $validator = $this->validator($request->all());
        if ($validator->fails()) {
            $this->throwValidationException($request, $validator);
        }
        Auth::guard($this->getGuard())->login($this->create($request->all()));
        return redirect($this->redirectPath());
    }
    protected function getGuard()
    {
        return property_exists($this, 'guard') ? $this->guard : null;
    }
}
}

namespace Illuminate\Foundation\Auth {
use Illuminate\Support\Str;
use Illuminate\Http\Request;
use Illuminate\Mail\Message;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Password;
trait ResetsPasswords
{
    use RedirectsUsers;
    protected function guestMiddleware()
    {
        $guard = $this->getGuard();
        return $guard ? 'guest:' . $guard : 'guest';
    }
    public function getEmail()
    {
        return $this->showLinkRequestForm();
    }
    public function showLinkRequestForm()
    {
        if (property_exists($this, 'linkRequestView')) {
            return view($this->linkRequestView);
        }
        if (view()->exists('auth.passwords.email')) {
            return view('auth.passwords.email');
        }
        return view('auth.password');
    }
    public function postEmail(Request $request)
    {
        return $this->sendResetLinkEmail($request);
    }
    public function sendResetLinkEmail(Request $request)
    {
        $this->validateSendResetLinkEmail($request);
        $broker = $this->getBroker();
        $response = Password::broker($broker)->sendResetLink($this->getSendResetLinkEmailCredentials($request), $this->resetEmailBuilder());
        switch ($response) {
            case Password::RESET_LINK_SENT:
                return $this->getSendResetLinkEmailSuccessResponse($response);
            case Password::INVALID_USER:
            default:
                return $this->getSendResetLinkEmailFailureResponse($response);
        }
    }
    protected function validateSendResetLinkEmail(Request $request)
    {
        $this->validate($request, ['email' => 'required|email']);
    }
    protected function getSendResetLinkEmailCredentials(Request $request)
    {
        return $request->only('email');
    }
    protected function resetEmailBuilder()
    {
        return function (Message $message) {
            $message->subject($this->getEmailSubject());
        };
    }
    protected function getEmailSubject()
    {
        return property_exists($this, 'subject') ? $this->subject : 'Your Password Reset Link';
    }
    protected function getSendResetLinkEmailSuccessResponse($response)
    {
        return redirect()->back()->with('status', trans($response));
    }
    protected function getSendResetLinkEmailFailureResponse($response)
    {
        return redirect()->back()->withErrors(['email' => trans($response)]);
    }
    public function getReset(Request $request, $token = null)
    {
        return $this->showResetForm($request, $token);
    }
    public function showResetForm(Request $request, $token = null)
    {
        if (is_null($token)) {
            return $this->getEmail();
        }
        $email = $request->input('email');
        if (property_exists($this, 'resetView')) {
            return view($this->resetView)->with(compact('token', 'email'));
        }
        if (view()->exists('auth.passwords.reset')) {
            return view('auth.passwords.reset')->with(compact('token', 'email'));
        }
        return view('auth.reset')->with(compact('token', 'email'));
    }
    public function postReset(Request $request)
    {
        return $this->reset($request);
    }
    public function reset(Request $request)
    {
        $this->validate($request, $this->getResetValidationRules(), $this->getResetValidationMessages(), $this->getResetValidationCustomAttributes());
        $credentials = $this->getResetCredentials($request);
        $broker = $this->getBroker();
        $response = Password::broker($broker)->reset($credentials, function ($user, $password) {
            $this->resetPassword($user, $password);
        });
        switch ($response) {
            case Password::PASSWORD_RESET:
                return $this->getResetSuccessResponse($response);
            default:
                return $this->getResetFailureResponse($request, $response);
        }
    }
    protected function getResetValidationRules()
    {
        return ['token' => 'required', 'email' => 'required|email', 'password' => 'required|confirmed|min:6'];
    }
    protected function getResetValidationMessages()
    {
        return [];
    }
    protected function getResetValidationCustomAttributes()
    {
        return [];
    }
    protected function getResetCredentials(Request $request)
    {
        return $request->only('email', 'password', 'password_confirmation', 'token');
    }
    protected function resetPassword($user, $password)
    {
        $user->forceFill(['password' => bcrypt($password), 'remember_token' => Str::random(60)])->save();
        Auth::guard($this->getGuard())->login($user);
    }
    protected function getResetSuccessResponse($response)
    {
        return redirect($this->redirectPath())->with('status', trans($response));
    }
    protected function getResetFailureResponse(Request $request, $response)
    {
        return redirect()->back()->withInput($request->only('email'))->withErrors(['email' => trans($response)]);
    }
    public function getBroker()
    {
        return property_exists($this, 'broker') ? $this->broker : null;
    }
    protected function getGuard()
    {
        return property_exists($this, 'guard') ? $this->guard : null;
    }
}
}

namespace Illuminate\Http {
use Closure;
use ArrayAccess;
use SplFileInfo;
use RuntimeException;
use Illuminate\Support\Arr;
use Illuminate\Support\Str;
use Illuminate\Support\Traits\Macroable;
use Illuminate\Contracts\Support\Arrayable;
use Symfony\Component\HttpFoundation\ParameterBag;
use Symfony\Component\HttpFoundation\Request as SymfonyRequest;
class Request extends SymfonyRequest implements Arrayable, ArrayAccess
{
    use Macroable;
    protected $json;
    protected $convertedFiles;
    protected $userResolver;
    protected $routeResolver;
    public static function capture()
    {
        static::enableHttpMethodParameterOverride();
        return static::createFromBase(SymfonyRequest::createFromGlobals());
    }
    public function instance()
    {
        return $this;
    }
    public function method()
    {
        return $this->getMethod();
    }
    public function root()
    {
        return rtrim($this->getSchemeAndHttpHost() . $this->getBaseUrl(), '/');
    }
    public function url()
    {
        return rtrim(preg_replace('/\\?.*/', '', $this->getUri()), '/');
    }
    public function fullUrl()
    {
        $query = $this->getQueryString();
        $question = $this->getBaseUrl() . $this->getPathInfo() == '/' ? '/?' : '?';
        return $query ? $this->url() . $question . $query : $this->url();
    }
    public function fullUrlWithQuery(array $query)
    {
        return count($this->query()) > 0 ? $this->url() . '/?' . http_build_query(array_merge($this->query(), $query)) : $this->fullUrl() . '?' . http_build_query($query);
    }
    public function path()
    {
        $pattern = trim($this->getPathInfo(), '/');
        return $pattern == '' ? '/' : $pattern;
    }
    public function decodedPath()
    {
        return rawurldecode($this->path());
    }
    public function segment($index, $default = null)
    {
        return Arr::get($this->segments(), $index - 1, $default);
    }
    public function segments()
    {
        $segments = explode('/', $this->path());
        return array_values(array_filter($segments, function ($v) {
            return $v != '';
        }));
    }
    public function is()
    {
        foreach (func_get_args() as $pattern) {
            if (Str::is($pattern, urldecode($this->path()))) {
                return true;
            }
        }
        return false;
    }
    public function fullUrlIs()
    {
        $url = $this->fullUrl();
        foreach (func_get_args() as $pattern) {
            if (Str::is($pattern, $url)) {
                return true;
            }
        }
        return false;
    }
    public function ajax()
    {
        return $this->isXmlHttpRequest();
    }
    public function pjax()
    {
        return $this->headers->get('X-PJAX') == true;
    }
    public function secure()
    {
        return $this->isSecure();
    }
    public function ip()
    {
        return $this->getClientIp();
    }
    public function ips()
    {
        return $this->getClientIps();
    }
    public function exists($key)
    {
        $keys = is_array($key) ? $key : func_get_args();
        $input = $this->all();
        foreach ($keys as $value) {
            if (!Arr::has($input, $value)) {
                return false;
            }
        }
        return true;
    }
    public function has($key)
    {
        $keys = is_array($key) ? $key : func_get_args();
        foreach ($keys as $value) {
            if ($this->isEmptyString($value)) {
                return false;
            }
        }
        return true;
    }
    protected function isEmptyString($key)
    {
        $value = $this->input($key);
        $boolOrArray = is_bool($value) || is_array($value);
        return !$boolOrArray && trim((string) $value) === '';
    }
    public function all()
    {
        return array_replace_recursive($this->input(), $this->allFiles());
    }
    public function input($key = null, $default = null)
    {
        $input = $this->getInputSource()->all() + $this->query->all();
        return data_get($input, $key, $default);
    }
    public function only($keys)
    {
        $keys = is_array($keys) ? $keys : func_get_args();
        $results = [];
        $input = $this->all();
        foreach ($keys as $key) {
            Arr::set($results, $key, data_get($input, $key));
        }
        return $results;
    }
    public function except($keys)
    {
        $keys = is_array($keys) ? $keys : func_get_args();
        $results = $this->all();
        Arr::forget($results, $keys);
        return $results;
    }
    public function intersect($keys)
    {
        return array_filter($this->only(is_array($keys) ? $keys : func_get_args()));
    }
    public function query($key = null, $default = null)
    {
        return $this->retrieveItem('query', $key, $default);
    }
    public function hasCookie($key)
    {
        return !is_null($this->cookie($key));
    }
    public function cookie($key = null, $default = null)
    {
        return $this->retrieveItem('cookies', $key, $default);
    }
    public function allFiles()
    {
        $files = $this->files->all();
        return $this->convertedFiles ? $this->convertedFiles : ($this->convertedFiles = $this->convertUploadedFiles($files));
    }
    protected function convertUploadedFiles(array $files)
    {
        return array_map(function ($file) {
            if (is_null($file) || is_array($file) && empty(array_filter($file))) {
                return $file;
            }
            return is_array($file) ? $this->convertUploadedFiles($file) : UploadedFile::createFromBase($file);
        }, $files);
    }
    public function file($key = null, $default = null)
    {
        return data_get($this->allFiles(), $key, $default);
    }
    public function hasFile($key)
    {
        if (!is_array($files = $this->file($key))) {
            $files = [$files];
        }
        foreach ($files as $file) {
            if ($this->isValidFile($file)) {
                return true;
            }
        }
        return false;
    }
    protected function isValidFile($file)
    {
        return $file instanceof SplFileInfo && $file->getPath() != '';
    }
    public function hasHeader($key)
    {
        return !is_null($this->header($key));
    }
    public function header($key = null, $default = null)
    {
        return $this->retrieveItem('headers', $key, $default);
    }
    public function server($key = null, $default = null)
    {
        return $this->retrieveItem('server', $key, $default);
    }
    public function old($key = null, $default = null)
    {
        return $this->session()->getOldInput($key, $default);
    }
    public function flash($filter = null, $keys = [])
    {
        $flash = !is_null($filter) ? $this->{$filter}($keys) : $this->input();
        $this->session()->flashInput($flash);
    }
    public function flashOnly($keys)
    {
        $keys = is_array($keys) ? $keys : func_get_args();
        return $this->flash('only', $keys);
    }
    public function flashExcept($keys)
    {
        $keys = is_array($keys) ? $keys : func_get_args();
        return $this->flash('except', $keys);
    }
    public function flush()
    {
        $this->session()->flashInput([]);
    }
    protected function retrieveItem($source, $key, $default)
    {
        if (is_null($key)) {
            return $this->{$source}->all();
        }
        return $this->{$source}->get($key, $default);
    }
    public function merge(array $input)
    {
        $this->getInputSource()->add($input);
    }
    public function replace(array $input)
    {
        $this->getInputSource()->replace($input);
    }
    public function json($key = null, $default = null)
    {
        if (!isset($this->json)) {
            $this->json = new ParameterBag((array) json_decode($this->getContent(), true));
        }
        if (is_null($key)) {
            return $this->json;
        }
        return data_get($this->json->all(), $key, $default);
    }
    protected function getInputSource()
    {
        if ($this->isJson()) {
            return $this->json();
        }
        return $this->getMethod() == 'GET' ? $this->query : $this->request;
    }
    public static function matchesType($actual, $type)
    {
        if ($actual === $type) {
            return true;
        }
        $split = explode('/', $actual);
        return isset($split[1]) && preg_match('#' . preg_quote($split[0], '#') . '/.+\\+' . preg_quote($split[1], '#') . '#', $type);
    }
    public function isJson()
    {
        return Str::contains($this->header('CONTENT_TYPE'), ['/json', '+json']);
    }
    public function wantsJson()
    {
        $acceptable = $this->getAcceptableContentTypes();
        return isset($acceptable[0]) && Str::contains($acceptable[0], ['/json', '+json']);
    }
    public function accepts($contentTypes)
    {
        $accepts = $this->getAcceptableContentTypes();
        if (count($accepts) === 0) {
            return true;
        }
        $types = (array) $contentTypes;
        foreach ($accepts as $accept) {
            if ($accept === '*/*' || $accept === '*') {
                return true;
            }
            foreach ($types as $type) {
                if ($this->matchesType($accept, $type) || $accept === strtok($type, '/') . '/*') {
                    return true;
                }
            }
        }
        return false;
    }
    public function prefers($contentTypes)
    {
        $accepts = $this->getAcceptableContentTypes();
        $contentTypes = (array) $contentTypes;
        foreach ($accepts as $accept) {
            if (in_array($accept, ['*/*', '*'])) {
                return $contentTypes[0];
            }
            foreach ($contentTypes as $contentType) {
                $type = $contentType;
                if (!is_null($mimeType = $this->getMimeType($contentType))) {
                    $type = $mimeType;
                }
                if ($this->matchesType($type, $accept) || $accept === strtok($type, '/') . '/*') {
                    return $contentType;
                }
            }
        }
    }
    public function acceptsJson()
    {
        return $this->accepts('application/json');
    }
    public function acceptsHtml()
    {
        return $this->accepts('text/html');
    }
    public function format($default = 'html')
    {
        foreach ($this->getAcceptableContentTypes() as $type) {
            if ($format = $this->getFormat($type)) {
                return $format;
            }
        }
        return $default;
    }
    public function bearerToken()
    {
        $header = $this->header('Authorization', '');
        if (Str::startsWith($header, 'Bearer ')) {
            return Str::substr($header, 7);
        }
    }
    public static function createFromBase(SymfonyRequest $request)
    {
        if ($request instanceof static) {
            return $request;
        }
        $content = $request->content;
        $request = (new static())->duplicate($request->query->all(), $request->request->all(), $request->attributes->all(), $request->cookies->all(), $request->files->all(), $request->server->all());
        $request->content = $content;
        $request->request = $request->getInputSource();
        return $request;
    }
    public function duplicate(array $query = null, array $request = null, array $attributes = null, array $cookies = null, array $files = null, array $server = null)
    {
        return parent::duplicate($query, $request, $attributes, $cookies, array_filter((array) $files), $server);
    }
    public function session()
    {
        if (!$this->hasSession()) {
            throw new RuntimeException('Session store not set on request.');
        }
        return $this->getSession();
    }
    public function user($guard = null)
    {
        return call_user_func($this->getUserResolver(), $guard);
    }
    public function route($param = null)
    {
        $route = call_user_func($this->getRouteResolver());
        if (is_null($route) || is_null($param)) {
            return $route;
        } else {
            return $route->parameter($param);
        }
    }
    public function fingerprint()
    {
        if (!$this->route()) {
            throw new RuntimeException('Unable to generate fingerprint. Route unavailable.');
        }
        return sha1(implode('|', $this->route()->methods()) . '|' . $this->route()->domain() . '|' . $this->route()->uri() . '|' . $this->ip());
    }
    public function getUserResolver()
    {
        return $this->userResolver ?: function () {
        };
    }
    public function setUserResolver(Closure $callback)
    {
        $this->userResolver = $callback;
        return $this;
    }
    public function getRouteResolver()
    {
        return $this->routeResolver ?: function () {
        };
    }
    public function setRouteResolver(Closure $callback)
    {
        $this->routeResolver = $callback;
        return $this;
    }
    public function toArray()
    {
        return $this->all();
    }
    public function offsetExists($offset)
    {
        return array_key_exists($offset, $this->all());
    }
    public function offsetGet($offset)
    {
        return data_get($this->all(), $offset);
    }
    public function offsetSet($offset, $value)
    {
        return $this->getInputSource()->set($offset, $value);
    }
    public function offsetUnset($offset)
    {
        return $this->getInputSource()->remove($offset);
    }
    public function __isset($key)
    {
        return !is_null($this->__get($key));
    }
    public function __get($key)
    {
        $all = $this->all();
        if (array_key_exists($key, $all)) {
            return $all[$key];
        } else {
            return $this->route($key);
        }
    }
}
}

namespace Illuminate\Http\Middleware {
use Closure;
class FrameGuard
{
    public function handle($request, Closure $next)
    {
        $response = $next($request);
        $response->headers->set('X-Frame-Options', 'SAMEORIGIN', false);
        return $response;
    }
}
}

namespace Illuminate\Foundation\Http\Middleware {
use Closure;
use Illuminate\Foundation\Application;
use Symfony\Component\HttpFoundation\Cookie;
use Illuminate\Contracts\Encryption\Encrypter;
use Illuminate\Session\TokenMismatchException;
class VerifyCsrfToken
{
    protected $app;
    protected $encrypter;
    protected $except = [];
    public function __construct(Application $app, Encrypter $encrypter)
    {
        $this->app = $app;
        $this->encrypter = $encrypter;
    }
    public function handle($request, Closure $next)
    {
        if ($this->isReading($request) || $this->runningUnitTests() || $this->shouldPassThrough($request) || $this->tokensMatch($request)) {
            return $this->addCookieToResponse($request, $next($request));
        }
        throw new TokenMismatchException();
    }
    protected function shouldPassThrough($request)
    {
        foreach ($this->except as $except) {
            if ($except !== '/') {
                $except = trim($except, '/');
            }
            if ($request->is($except)) {
                return true;
            }
        }
        return false;
    }
    protected function runningUnitTests()
    {
        return $this->app->runningInConsole() && $this->app->runningUnitTests();
    }
    protected function tokensMatch($request)
    {
        $sessionToken = $request->session()->token();
        $token = $request->input('_token') ?: $request->header('X-CSRF-TOKEN');
        if (!$token && ($header = $request->header('X-XSRF-TOKEN'))) {
            $token = $this->encrypter->decrypt($header);
        }
        if (!is_string($sessionToken) || !is_string($token)) {
            return false;
        }
        return hash_equals($sessionToken, $token);
    }
    protected function addCookieToResponse($request, $response)
    {
        $config = config('session');
        $response->headers->setCookie(new Cookie('XSRF-TOKEN', $request->session()->token(), time() + 60 * $config['lifetime'], $config['path'], $config['domain'], $config['secure'], false));
        return $response;
    }
    protected function isReading($request)
    {
        return in_array($request->method(), ['HEAD', 'GET', 'OPTIONS']);
    }
}
}

namespace Illuminate\Foundation\Http\Middleware {
use Closure;
use Illuminate\Contracts\Foundation\Application;
use Symfony\Component\HttpKernel\Exception\HttpException;
class CheckForMaintenanceMode
{
    protected $app;
    public function __construct(Application $app)
    {
        $this->app = $app;
    }
    public function handle($request, Closure $next)
    {
        if ($this->app->isDownForMaintenance()) {
            throw new HttpException(503);
        }
        return $next($request);
    }
}
}

namespace Symfony\Component\HttpFoundation {
use Symfony\Component\HttpFoundation\Exception\ConflictingHeadersException;
use Symfony\Component\HttpFoundation\Session\SessionInterface;
class Request
{
    const HEADER_FORWARDED = 'forwarded';
    const HEADER_CLIENT_IP = 'client_ip';
    const HEADER_CLIENT_HOST = 'client_host';
    const HEADER_CLIENT_PROTO = 'client_proto';
    const HEADER_CLIENT_PORT = 'client_port';
    const METHOD_HEAD = 'HEAD';
    const METHOD_GET = 'GET';
    const METHOD_POST = 'POST';
    const METHOD_PUT = 'PUT';
    const METHOD_PATCH = 'PATCH';
    const METHOD_DELETE = 'DELETE';
    const METHOD_PURGE = 'PURGE';
    const METHOD_OPTIONS = 'OPTIONS';
    const METHOD_TRACE = 'TRACE';
    const METHOD_CONNECT = 'CONNECT';
    protected static $trustedProxies = array();
    protected static $trustedHostPatterns = array();
    protected static $trustedHosts = array();
    protected static $trustedHeaders = array(self::HEADER_FORWARDED => 'FORWARDED', self::HEADER_CLIENT_IP => 'X_FORWARDED_FOR', self::HEADER_CLIENT_HOST => 'X_FORWARDED_HOST', self::HEADER_CLIENT_PROTO => 'X_FORWARDED_PROTO', self::HEADER_CLIENT_PORT => 'X_FORWARDED_PORT');
    protected static $httpMethodParameterOverride = false;
    public $attributes;
    public $request;
    public $query;
    public $server;
    public $files;
    public $cookies;
    public $headers;
    protected $content;
    protected $languages;
    protected $charsets;
    protected $encodings;
    protected $acceptableContentTypes;
    protected $pathInfo;
    protected $requestUri;
    protected $baseUrl;
    protected $basePath;
    protected $method;
    protected $format;
    protected $session;
    protected $locale;
    protected $defaultLocale = 'en';
    protected static $formats;
    protected static $requestFactory;
    public function __construct(array $query = array(), array $request = array(), array $attributes = array(), array $cookies = array(), array $files = array(), array $server = array(), $content = null)
    {
        $this->initialize($query, $request, $attributes, $cookies, $files, $server, $content);
    }
    public function initialize(array $query = array(), array $request = array(), array $attributes = array(), array $cookies = array(), array $files = array(), array $server = array(), $content = null)
    {
        $this->request = new ParameterBag($request);
        $this->query = new ParameterBag($query);
        $this->attributes = new ParameterBag($attributes);
        $this->cookies = new ParameterBag($cookies);
        $this->files = new FileBag($files);
        $this->server = new ServerBag($server);
        $this->headers = new HeaderBag($this->server->getHeaders());
        $this->content = $content;
        $this->languages = null;
        $this->charsets = null;
        $this->encodings = null;
        $this->acceptableContentTypes = null;
        $this->pathInfo = null;
        $this->requestUri = null;
        $this->baseUrl = null;
        $this->basePath = null;
        $this->method = null;
        $this->format = null;
    }
    public static function createFromGlobals()
    {
        $server = $_SERVER;
        if ('cli-server' === PHP_SAPI) {
            if (array_key_exists('HTTP_CONTENT_LENGTH', $_SERVER)) {
                $server['CONTENT_LENGTH'] = $_SERVER['HTTP_CONTENT_LENGTH'];
            }
            if (array_key_exists('HTTP_CONTENT_TYPE', $_SERVER)) {
                $server['CONTENT_TYPE'] = $_SERVER['HTTP_CONTENT_TYPE'];
            }
        }
        $request = self::createRequestFromFactory($_GET, $_POST, array(), $_COOKIE, $_FILES, $server);
        if (0 === strpos($request->headers->get('CONTENT_TYPE'), 'application/x-www-form-urlencoded') && in_array(strtoupper($request->server->get('REQUEST_METHOD', 'GET')), array('PUT', 'DELETE', 'PATCH'))) {
            parse_str($request->getContent(), $data);
            $request->request = new ParameterBag($data);
        }
        return $request;
    }
    public static function create($uri, $method = 'GET', $parameters = array(), $cookies = array(), $files = array(), $server = array(), $content = null)
    {
        $server = array_replace(array('SERVER_NAME' => 'localhost', 'SERVER_PORT' => 80, 'HTTP_HOST' => 'localhost', 'HTTP_USER_AGENT' => 'Symfony/3.X', 'HTTP_ACCEPT' => 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8', 'HTTP_ACCEPT_LANGUAGE' => 'en-us,en;q=0.5', 'HTTP_ACCEPT_CHARSET' => 'ISO-8859-1,utf-8;q=0.7,*;q=0.7', 'REMOTE_ADDR' => '127.0.0.1', 'SCRIPT_NAME' => '', 'SCRIPT_FILENAME' => '', 'SERVER_PROTOCOL' => 'HTTP/1.1', 'REQUEST_TIME' => time()), $server);
        $server['PATH_INFO'] = '';
        $server['REQUEST_METHOD'] = strtoupper($method);
        $components = parse_url($uri);
        if (isset($components['host'])) {
            $server['SERVER_NAME'] = $components['host'];
            $server['HTTP_HOST'] = $components['host'];
        }
        if (isset($components['scheme'])) {
            if ('https' === $components['scheme']) {
                $server['HTTPS'] = 'on';
                $server['SERVER_PORT'] = 443;
            } else {
                unset($server['HTTPS']);
                $server['SERVER_PORT'] = 80;
            }
        }
        if (isset($components['port'])) {
            $server['SERVER_PORT'] = $components['port'];
            $server['HTTP_HOST'] = $server['HTTP_HOST'] . ':' . $components['port'];
        }
        if (isset($components['user'])) {
            $server['PHP_AUTH_USER'] = $components['user'];
        }
        if (isset($components['pass'])) {
            $server['PHP_AUTH_PW'] = $components['pass'];
        }
        if (!isset($components['path'])) {
            $components['path'] = '/';
        }
        switch (strtoupper($method)) {
            case 'POST':
            case 'PUT':
            case 'DELETE':
                if (!isset($server['CONTENT_TYPE'])) {
                    $server['CONTENT_TYPE'] = 'application/x-www-form-urlencoded';
                }
            case 'PATCH':
                $request = $parameters;
                $query = array();
                break;
            default:
                $request = array();
                $query = $parameters;
                break;
        }
        $queryString = '';
        if (isset($components['query'])) {
            parse_str(html_entity_decode($components['query']), $qs);
            if ($query) {
                $query = array_replace($qs, $query);
                $queryString = http_build_query($query, '', '&');
            } else {
                $query = $qs;
                $queryString = $components['query'];
            }
        } elseif ($query) {
            $queryString = http_build_query($query, '', '&');
        }
        $server['REQUEST_URI'] = $components['path'] . ('' !== $queryString ? '?' . $queryString : '');
        $server['QUERY_STRING'] = $queryString;
        return self::createRequestFromFactory($query, $request, array(), $cookies, $files, $server, $content);
    }
    public static function setFactory($callable)
    {
        self::$requestFactory = $callable;
    }
    public function duplicate(array $query = null, array $request = null, array $attributes = null, array $cookies = null, array $files = null, array $server = null)
    {
        $dup = clone $this;
        if ($query !== null) {
            $dup->query = new ParameterBag($query);
        }
        if ($request !== null) {
            $dup->request = new ParameterBag($request);
        }
        if ($attributes !== null) {
            $dup->attributes = new ParameterBag($attributes);
        }
        if ($cookies !== null) {
            $dup->cookies = new ParameterBag($cookies);
        }
        if ($files !== null) {
            $dup->files = new FileBag($files);
        }
        if ($server !== null) {
            $dup->server = new ServerBag($server);
            $dup->headers = new HeaderBag($dup->server->getHeaders());
        }
        $dup->languages = null;
        $dup->charsets = null;
        $dup->encodings = null;
        $dup->acceptableContentTypes = null;
        $dup->pathInfo = null;
        $dup->requestUri = null;
        $dup->baseUrl = null;
        $dup->basePath = null;
        $dup->method = null;
        $dup->format = null;
        if (!$dup->get('_format') && $this->get('_format')) {
            $dup->attributes->set('_format', $this->get('_format'));
        }
        if (!$dup->getRequestFormat(null)) {
            $dup->setRequestFormat($this->getRequestFormat(null));
        }
        return $dup;
    }
    public function __clone()
    {
        $this->query = clone $this->query;
        $this->request = clone $this->request;
        $this->attributes = clone $this->attributes;
        $this->cookies = clone $this->cookies;
        $this->files = clone $this->files;
        $this->server = clone $this->server;
        $this->headers = clone $this->headers;
    }
    public function __toString()
    {
        try {
            $content = $this->getContent();
        } catch (\LogicException $e) {
            return trigger_error($e, E_USER_ERROR);
        }
        return sprintf('%s %s %s', $this->getMethod(), $this->getRequestUri(), $this->server->get('SERVER_PROTOCOL')) . "\r\n" . $this->headers . "\r\n" . $content;
    }
    public function overrideGlobals()
    {
        $this->server->set('QUERY_STRING', static::normalizeQueryString(http_build_query($this->query->all(), null, '&')));
        $_GET = $this->query->all();
        $_POST = $this->request->all();
        $_SERVER = $this->server->all();
        $_COOKIE = $this->cookies->all();
        foreach ($this->headers->all() as $key => $value) {
            $key = strtoupper(str_replace('-', '_', $key));
            if (in_array($key, array('CONTENT_TYPE', 'CONTENT_LENGTH'))) {
                $_SERVER[$key] = implode(', ', $value);
            } else {
                $_SERVER['HTTP_' . $key] = implode(', ', $value);
            }
        }
        $request = array('g' => $_GET, 'p' => $_POST, 'c' => $_COOKIE);
        $requestOrder = ini_get('request_order') ?: ini_get('variables_order');
        $requestOrder = preg_replace('#[^cgp]#', '', strtolower($requestOrder)) ?: 'gp';
        $_REQUEST = array();
        foreach (str_split($requestOrder) as $order) {
            $_REQUEST = array_merge($_REQUEST, $request[$order]);
        }
    }
    public static function setTrustedProxies(array $proxies)
    {
        self::$trustedProxies = $proxies;
    }
    public static function getTrustedProxies()
    {
        return self::$trustedProxies;
    }
    public static function setTrustedHosts(array $hostPatterns)
    {
        self::$trustedHostPatterns = array_map(function ($hostPattern) {
            return sprintf('#%s#i', $hostPattern);
        }, $hostPatterns);
        self::$trustedHosts = array();
    }
    public static function getTrustedHosts()
    {
        return self::$trustedHostPatterns;
    }
    public static function setTrustedHeaderName($key, $value)
    {
        if (!array_key_exists($key, self::$trustedHeaders)) {
            throw new \InvalidArgumentException(sprintf('Unable to set the trusted header name for key "%s".', $key));
        }
        self::$trustedHeaders[$key] = $value;
    }
    public static function getTrustedHeaderName($key)
    {
        if (!array_key_exists($key, self::$trustedHeaders)) {
            throw new \InvalidArgumentException(sprintf('Unable to get the trusted header name for key "%s".', $key));
        }
        return self::$trustedHeaders[$key];
    }
    public static function normalizeQueryString($qs)
    {
        if ('' == $qs) {
            return '';
        }
        $parts = array();
        $order = array();
        foreach (explode('&', $qs) as $param) {
            if ('' === $param || '=' === $param[0]) {
                continue;
            }
            $keyValuePair = explode('=', $param, 2);
            $parts[] = isset($keyValuePair[1]) ? rawurlencode(urldecode($keyValuePair[0])) . '=' . rawurlencode(urldecode($keyValuePair[1])) : rawurlencode(urldecode($keyValuePair[0]));
            $order[] = urldecode($keyValuePair[0]);
        }
        array_multisort($order, SORT_ASC, $parts);
        return implode('&', $parts);
    }
    public static function enableHttpMethodParameterOverride()
    {
        self::$httpMethodParameterOverride = true;
    }
    public static function getHttpMethodParameterOverride()
    {
        return self::$httpMethodParameterOverride;
    }
    public function get($key, $default = null)
    {
        if ($this !== ($result = $this->attributes->get($key, $this))) {
            return $result;
        }
        if ($this !== ($result = $this->query->get($key, $this))) {
            return $result;
        }
        if ($this !== ($result = $this->request->get($key, $this))) {
            return $result;
        }
        return $default;
    }
    public function getSession()
    {
        return $this->session;
    }
    public function hasPreviousSession()
    {
        return $this->hasSession() && $this->cookies->has($this->session->getName());
    }
    public function hasSession()
    {
        return null !== $this->session;
    }
    public function setSession(SessionInterface $session)
    {
        $this->session = $session;
    }
    public function getClientIps()
    {
        $clientIps = array();
        $ip = $this->server->get('REMOTE_ADDR');
        if (!$this->isFromTrustedProxy()) {
            return array($ip);
        }
        $hasTrustedForwardedHeader = self::$trustedHeaders[self::HEADER_FORWARDED] && $this->headers->has(self::$trustedHeaders[self::HEADER_FORWARDED]);
        $hasTrustedClientIpHeader = self::$trustedHeaders[self::HEADER_CLIENT_IP] && $this->headers->has(self::$trustedHeaders[self::HEADER_CLIENT_IP]);
        if ($hasTrustedForwardedHeader) {
            $forwardedHeader = $this->headers->get(self::$trustedHeaders[self::HEADER_FORWARDED]);
            preg_match_all('{(for)=("?\\[?)([a-z0-9\\.:_\\-/]*)}', $forwardedHeader, $matches);
            $forwardedClientIps = $matches[3];
            $forwardedClientIps = $this->normalizeAndFilterClientIps($forwardedClientIps, $ip);
            $clientIps = $forwardedClientIps;
        }
        if ($hasTrustedClientIpHeader) {
            $xForwardedForClientIps = array_map('trim', explode(',', $this->headers->get(self::$trustedHeaders[self::HEADER_CLIENT_IP])));
            $xForwardedForClientIps = $this->normalizeAndFilterClientIps($xForwardedForClientIps, $ip);
            $clientIps = $xForwardedForClientIps;
        }
        if ($hasTrustedForwardedHeader && $hasTrustedClientIpHeader && $forwardedClientIps !== $xForwardedForClientIps) {
            throw new ConflictingHeadersException('The request has both a trusted Forwarded header and a trusted Client IP header, conflicting with each other with regards to the originating IP addresses of the request. This is the result of a misconfiguration. You should either configure your proxy only to send one of these headers, or configure Symfony to distrust one of them.');
        }
        if (!$hasTrustedForwardedHeader && !$hasTrustedClientIpHeader) {
            return $this->normalizeAndFilterClientIps(array(), $ip);
        }
        return $clientIps;
    }
    public function getClientIp()
    {
        $ipAddresses = $this->getClientIps();
        return $ipAddresses[0];
    }
    public function getScriptName()
    {
        return $this->server->get('SCRIPT_NAME', $this->server->get('ORIG_SCRIPT_NAME', ''));
    }
    public function getPathInfo()
    {
        if (null === $this->pathInfo) {
            $this->pathInfo = $this->preparePathInfo();
        }
        return $this->pathInfo;
    }
    public function getBasePath()
    {
        if (null === $this->basePath) {
            $this->basePath = $this->prepareBasePath();
        }
        return $this->basePath;
    }
    public function getBaseUrl()
    {
        if (null === $this->baseUrl) {
            $this->baseUrl = $this->prepareBaseUrl();
        }
        return $this->baseUrl;
    }
    public function getScheme()
    {
        return $this->isSecure() ? 'https' : 'http';
    }
    public function getPort()
    {
        if ($this->isFromTrustedProxy()) {
            if (self::$trustedHeaders[self::HEADER_CLIENT_PORT] && ($port = $this->headers->get(self::$trustedHeaders[self::HEADER_CLIENT_PORT]))) {
                return $port;
            }
            if (self::$trustedHeaders[self::HEADER_CLIENT_PROTO] && 'https' === $this->headers->get(self::$trustedHeaders[self::HEADER_CLIENT_PROTO], 'http')) {
                return 443;
            }
        }
        if ($host = $this->headers->get('HOST')) {
            if ($host[0] === '[') {
                $pos = strpos($host, ':', strrpos($host, ']'));
            } else {
                $pos = strrpos($host, ':');
            }
            if (false !== $pos) {
                return (int) substr($host, $pos + 1);
            }
            return 'https' === $this->getScheme() ? 443 : 80;
        }
        return $this->server->get('SERVER_PORT');
    }
    public function getUser()
    {
        return $this->headers->get('PHP_AUTH_USER');
    }
    public function getPassword()
    {
        return $this->headers->get('PHP_AUTH_PW');
    }
    public function getUserInfo()
    {
        $userinfo = $this->getUser();
        $pass = $this->getPassword();
        if ('' != $pass) {
            $userinfo .= ":{$pass}";
        }
        return $userinfo;
    }
    public function getHttpHost()
    {
        $scheme = $this->getScheme();
        $port = $this->getPort();
        if ('http' == $scheme && $port == 80 || 'https' == $scheme && $port == 443) {
            return $this->getHost();
        }
        return $this->getHost() . ':' . $port;
    }
    public function getRequestUri()
    {
        if (null === $this->requestUri) {
            $this->requestUri = $this->prepareRequestUri();
        }
        return $this->requestUri;
    }
    public function getSchemeAndHttpHost()
    {
        return $this->getScheme() . '://' . $this->getHttpHost();
    }
    public function getUri()
    {
        if (null !== ($qs = $this->getQueryString())) {
            $qs = '?' . $qs;
        }
        return $this->getSchemeAndHttpHost() . $this->getBaseUrl() . $this->getPathInfo() . $qs;
    }
    public function getUriForPath($path)
    {
        return $this->getSchemeAndHttpHost() . $this->getBaseUrl() . $path;
    }
    public function getRelativeUriForPath($path)
    {
        if (!isset($path[0]) || '/' !== $path[0]) {
            return $path;
        }
        if ($path === ($basePath = $this->getPathInfo())) {
            return '';
        }
        $sourceDirs = explode('/', isset($basePath[0]) && '/' === $basePath[0] ? substr($basePath, 1) : $basePath);
        $targetDirs = explode('/', isset($path[0]) && '/' === $path[0] ? substr($path, 1) : $path);
        array_pop($sourceDirs);
        $targetFile = array_pop($targetDirs);
        foreach ($sourceDirs as $i => $dir) {
            if (isset($targetDirs[$i]) && $dir === $targetDirs[$i]) {
                unset($sourceDirs[$i], $targetDirs[$i]);
            } else {
                break;
            }
        }
        $targetDirs[] = $targetFile;
        $path = str_repeat('../', count($sourceDirs)) . implode('/', $targetDirs);
        return !isset($path[0]) || '/' === $path[0] || false !== ($colonPos = strpos($path, ':')) && ($colonPos < ($slashPos = strpos($path, '/')) || false === $slashPos) ? "./{$path}" : $path;
    }
    public function getQueryString()
    {
        $qs = static::normalizeQueryString($this->server->get('QUERY_STRING'));
        return '' === $qs ? null : $qs;
    }
    public function isSecure()
    {
        if ($this->isFromTrustedProxy() && self::$trustedHeaders[self::HEADER_CLIENT_PROTO] && ($proto = $this->headers->get(self::$trustedHeaders[self::HEADER_CLIENT_PROTO]))) {
            return in_array(strtolower(current(explode(',', $proto))), array('https', 'on', 'ssl', '1'));
        }
        $https = $this->server->get('HTTPS');
        return !empty($https) && 'off' !== strtolower($https);
    }
    public function getHost()
    {
        if ($this->isFromTrustedProxy() && self::$trustedHeaders[self::HEADER_CLIENT_HOST] && ($host = $this->headers->get(self::$trustedHeaders[self::HEADER_CLIENT_HOST]))) {
            $elements = explode(',', $host);
            $host = $elements[count($elements) - 1];
        } elseif (!($host = $this->headers->get('HOST'))) {
            if (!($host = $this->server->get('SERVER_NAME'))) {
                $host = $this->server->get('SERVER_ADDR', '');
            }
        }
        $host = strtolower(preg_replace('/:\\d+$/', '', trim($host)));
        if ($host && '' !== preg_replace('/(?:^\\[)?[a-zA-Z0-9-:\\]_]+\\.?/', '', $host)) {
            throw new \UnexpectedValueException(sprintf('Invalid Host "%s"', $host));
        }
        if (count(self::$trustedHostPatterns) > 0) {
            if (in_array($host, self::$trustedHosts)) {
                return $host;
            }
            foreach (self::$trustedHostPatterns as $pattern) {
                if (preg_match($pattern, $host)) {
                    self::$trustedHosts[] = $host;
                    return $host;
                }
            }
            throw new \UnexpectedValueException(sprintf('Untrusted Host "%s"', $host));
        }
        return $host;
    }
    public function setMethod($method)
    {
        $this->method = null;
        $this->server->set('REQUEST_METHOD', $method);
    }
    public function getMethod()
    {
        if (null === $this->method) {
            $this->method = strtoupper($this->server->get('REQUEST_METHOD', 'GET'));
            if ('POST' === $this->method) {
                if ($method = $this->headers->get('X-HTTP-METHOD-OVERRIDE')) {
                    $this->method = strtoupper($method);
                } elseif (self::$httpMethodParameterOverride) {
                    $this->method = strtoupper($this->request->get('_method', $this->query->get('_method', 'POST')));
                }
            }
        }
        return $this->method;
    }
    public function getRealMethod()
    {
        return strtoupper($this->server->get('REQUEST_METHOD', 'GET'));
    }
    public function getMimeType($format)
    {
        if (null === static::$formats) {
            static::initializeFormats();
        }
        return isset(static::$formats[$format]) ? static::$formats[$format][0] : null;
    }
    public function getFormat($mimeType)
    {
        $canonicalMimeType = null;
        if (false !== ($pos = strpos($mimeType, ';'))) {
            $canonicalMimeType = substr($mimeType, 0, $pos);
        }
        if (null === static::$formats) {
            static::initializeFormats();
        }
        foreach (static::$formats as $format => $mimeTypes) {
            if (in_array($mimeType, (array) $mimeTypes)) {
                return $format;
            }
            if (null !== $canonicalMimeType && in_array($canonicalMimeType, (array) $mimeTypes)) {
                return $format;
            }
        }
    }
    public function setFormat($format, $mimeTypes)
    {
        if (null === static::$formats) {
            static::initializeFormats();
        }
        static::$formats[$format] = is_array($mimeTypes) ? $mimeTypes : array($mimeTypes);
    }
    public function getRequestFormat($default = 'html')
    {
        if (null === $this->format) {
            $this->format = $this->attributes->get('_format', $default);
        }
        return $this->format;
    }
    public function setRequestFormat($format)
    {
        $this->format = $format;
    }
    public function getContentType()
    {
        return $this->getFormat($this->headers->get('CONTENT_TYPE'));
    }
    public function setDefaultLocale($locale)
    {
        $this->defaultLocale = $locale;
        if (null === $this->locale) {
            $this->setPhpDefaultLocale($locale);
        }
    }
    public function getDefaultLocale()
    {
        return $this->defaultLocale;
    }
    public function setLocale($locale)
    {
        $this->setPhpDefaultLocale($this->locale = $locale);
    }
    public function getLocale()
    {
        return null === $this->locale ? $this->defaultLocale : $this->locale;
    }
    public function isMethod($method)
    {
        return $this->getMethod() === strtoupper($method);
    }
    public function isMethodSafe()
    {
        return in_array($this->getMethod(), array('GET', 'HEAD', 'OPTIONS', 'TRACE'));
    }
    public function getContent($asResource = false)
    {
        $currentContentIsResource = is_resource($this->content);
        if (PHP_VERSION_ID < 50600 && false === $this->content) {
            throw new \LogicException('getContent() can only be called once when using the resource return type and PHP below 5.6.');
        }
        if (true === $asResource) {
            if ($currentContentIsResource) {
                rewind($this->content);
                return $this->content;
            }
            if (is_string($this->content)) {
                $resource = fopen('php://temp', 'r+');
                fwrite($resource, $this->content);
                rewind($resource);
                return $resource;
            }
            $this->content = false;
            return fopen('php://input', 'rb');
        }
        if ($currentContentIsResource) {
            rewind($this->content);
            return stream_get_contents($this->content);
        }
        if (null === $this->content) {
            $this->content = file_get_contents('php://input');
        }
        return $this->content;
    }
    public function getETags()
    {
        return preg_split('/\\s*,\\s*/', $this->headers->get('if_none_match'), null, PREG_SPLIT_NO_EMPTY);
    }
    public function isNoCache()
    {
        return $this->headers->hasCacheControlDirective('no-cache') || 'no-cache' == $this->headers->get('Pragma');
    }
    public function getPreferredLanguage(array $locales = null)
    {
        $preferredLanguages = $this->getLanguages();
        if (empty($locales)) {
            return isset($preferredLanguages[0]) ? $preferredLanguages[0] : null;
        }
        if (!$preferredLanguages) {
            return $locales[0];
        }
        $extendedPreferredLanguages = array();
        foreach ($preferredLanguages as $language) {
            $extendedPreferredLanguages[] = $language;
            if (false !== ($position = strpos($language, '_'))) {
                $superLanguage = substr($language, 0, $position);
                if (!in_array($superLanguage, $preferredLanguages)) {
                    $extendedPreferredLanguages[] = $superLanguage;
                }
            }
        }
        $preferredLanguages = array_values(array_intersect($extendedPreferredLanguages, $locales));
        return isset($preferredLanguages[0]) ? $preferredLanguages[0] : $locales[0];
    }
    public function getLanguages()
    {
        if (null !== $this->languages) {
            return $this->languages;
        }
        $languages = AcceptHeader::fromString($this->headers->get('Accept-Language'))->all();
        $this->languages = array();
        foreach ($languages as $lang => $acceptHeaderItem) {
            if (false !== strpos($lang, '-')) {
                $codes = explode('-', $lang);
                if ('i' === $codes[0]) {
                    if (count($codes) > 1) {
                        $lang = $codes[1];
                    }
                } else {
                    for ($i = 0, $max = count($codes); $i < $max; ++$i) {
                        if ($i === 0) {
                            $lang = strtolower($codes[0]);
                        } else {
                            $lang .= '_' . strtoupper($codes[$i]);
                        }
                    }
                }
            }
            $this->languages[] = $lang;
        }
        return $this->languages;
    }
    public function getCharsets()
    {
        if (null !== $this->charsets) {
            return $this->charsets;
        }
        return $this->charsets = array_keys(AcceptHeader::fromString($this->headers->get('Accept-Charset'))->all());
    }
    public function getEncodings()
    {
        if (null !== $this->encodings) {
            return $this->encodings;
        }
        return $this->encodings = array_keys(AcceptHeader::fromString($this->headers->get('Accept-Encoding'))->all());
    }
    public function getAcceptableContentTypes()
    {
        if (null !== $this->acceptableContentTypes) {
            return $this->acceptableContentTypes;
        }
        return $this->acceptableContentTypes = array_keys(AcceptHeader::fromString($this->headers->get('Accept'))->all());
    }
    public function isXmlHttpRequest()
    {
        return 'XMLHttpRequest' == $this->headers->get('X-Requested-With');
    }
    protected function prepareRequestUri()
    {
        $requestUri = '';
        if ($this->headers->has('X_ORIGINAL_URL')) {
            $requestUri = $this->headers->get('X_ORIGINAL_URL');
            $this->headers->remove('X_ORIGINAL_URL');
            $this->server->remove('HTTP_X_ORIGINAL_URL');
            $this->server->remove('UNENCODED_URL');
            $this->server->remove('IIS_WasUrlRewritten');
        } elseif ($this->headers->has('X_REWRITE_URL')) {
            $requestUri = $this->headers->get('X_REWRITE_URL');
            $this->headers->remove('X_REWRITE_URL');
        } elseif ($this->server->get('IIS_WasUrlRewritten') == '1' && $this->server->get('UNENCODED_URL') != '') {
            $requestUri = $this->server->get('UNENCODED_URL');
            $this->server->remove('UNENCODED_URL');
            $this->server->remove('IIS_WasUrlRewritten');
        } elseif ($this->server->has('REQUEST_URI')) {
            $requestUri = $this->server->get('REQUEST_URI');
            $schemeAndHttpHost = $this->getSchemeAndHttpHost();
            if (strpos($requestUri, $schemeAndHttpHost) === 0) {
                $requestUri = substr($requestUri, strlen($schemeAndHttpHost));
            }
        } elseif ($this->server->has('ORIG_PATH_INFO')) {
            $requestUri = $this->server->get('ORIG_PATH_INFO');
            if ('' != $this->server->get('QUERY_STRING')) {
                $requestUri .= '?' . $this->server->get('QUERY_STRING');
            }
            $this->server->remove('ORIG_PATH_INFO');
        }
        $this->server->set('REQUEST_URI', $requestUri);
        return $requestUri;
    }
    protected function prepareBaseUrl()
    {
        $filename = basename($this->server->get('SCRIPT_FILENAME'));
        if (basename($this->server->get('SCRIPT_NAME')) === $filename) {
            $baseUrl = $this->server->get('SCRIPT_NAME');
        } elseif (basename($this->server->get('PHP_SELF')) === $filename) {
            $baseUrl = $this->server->get('PHP_SELF');
        } elseif (basename($this->server->get('ORIG_SCRIPT_NAME')) === $filename) {
            $baseUrl = $this->server->get('ORIG_SCRIPT_NAME');
        } else {
            $path = $this->server->get('PHP_SELF', '');
            $file = $this->server->get('SCRIPT_FILENAME', '');
            $segs = explode('/', trim($file, '/'));
            $segs = array_reverse($segs);
            $index = 0;
            $last = count($segs);
            $baseUrl = '';
            do {
                $seg = $segs[$index];
                $baseUrl = '/' . $seg . $baseUrl;
                ++$index;
            } while ($last > $index && false !== ($pos = strpos($path, $baseUrl)) && 0 != $pos);
        }
        $requestUri = $this->getRequestUri();
        if ($baseUrl && false !== ($prefix = $this->getUrlencodedPrefix($requestUri, $baseUrl))) {
            return $prefix;
        }
        if ($baseUrl && false !== ($prefix = $this->getUrlencodedPrefix($requestUri, rtrim(dirname($baseUrl), '/' . DIRECTORY_SEPARATOR) . '/'))) {
            return rtrim($prefix, '/' . DIRECTORY_SEPARATOR);
        }
        $truncatedRequestUri = $requestUri;
        if (false !== ($pos = strpos($requestUri, '?'))) {
            $truncatedRequestUri = substr($requestUri, 0, $pos);
        }
        $basename = basename($baseUrl);
        if (empty($basename) || !strpos(rawurldecode($truncatedRequestUri), $basename)) {
            return '';
        }
        if (strlen($requestUri) >= strlen($baseUrl) && false !== ($pos = strpos($requestUri, $baseUrl)) && $pos !== 0) {
            $baseUrl = substr($requestUri, 0, $pos + strlen($baseUrl));
        }
        return rtrim($baseUrl, '/' . DIRECTORY_SEPARATOR);
    }
    protected function prepareBasePath()
    {
        $filename = basename($this->server->get('SCRIPT_FILENAME'));
        $baseUrl = $this->getBaseUrl();
        if (empty($baseUrl)) {
            return '';
        }
        if (basename($baseUrl) === $filename) {
            $basePath = dirname($baseUrl);
        } else {
            $basePath = $baseUrl;
        }
        if ('\\' === DIRECTORY_SEPARATOR) {
            $basePath = str_replace('\\', '/', $basePath);
        }
        return rtrim($basePath, '/');
    }
    protected function preparePathInfo()
    {
        $baseUrl = $this->getBaseUrl();
        if (null === ($requestUri = $this->getRequestUri())) {
            return '/';
        }
        if ($pos = strpos($requestUri, '?')) {
            $requestUri = substr($requestUri, 0, $pos);
        }
        $pathInfo = substr($requestUri, strlen($baseUrl));
        if (null !== $baseUrl && (false === $pathInfo || '' === $pathInfo)) {
            return '/';
        } elseif (null === $baseUrl) {
            return $requestUri;
        }
        return (string) $pathInfo;
    }
    protected static function initializeFormats()
    {
        static::$formats = array('html' => array('text/html', 'application/xhtml+xml'), 'txt' => array('text/plain'), 'js' => array('application/javascript', 'application/x-javascript', 'text/javascript'), 'css' => array('text/css'), 'json' => array('application/json', 'application/x-json'), 'xml' => array('text/xml', 'application/xml', 'application/x-xml'), 'rdf' => array('application/rdf+xml'), 'atom' => array('application/atom+xml'), 'rss' => array('application/rss+xml'), 'form' => array('application/x-www-form-urlencoded'));
    }
    private function setPhpDefaultLocale($locale)
    {
        try {
            if (class_exists('Locale', false)) {
                \Locale::setDefault($locale);
            }
        } catch (\Exception $e) {
        }
    }
    private function getUrlencodedPrefix($string, $prefix)
    {
        if (0 !== strpos(rawurldecode($string), $prefix)) {
            return false;
        }
        $len = strlen($prefix);
        if (preg_match(sprintf('#^(%%[[:xdigit:]]{2}|.){%d}#', $len), $string, $match)) {
            return $match[0];
        }
        return false;
    }
    private static function createRequestFromFactory(array $query = array(), array $request = array(), array $attributes = array(), array $cookies = array(), array $files = array(), array $server = array(), $content = null)
    {
        if (self::$requestFactory) {
            $request = call_user_func(self::$requestFactory, $query, $request, $attributes, $cookies, $files, $server, $content);
            if (!$request instanceof self) {
                throw new \LogicException('The Request factory must return an instance of Symfony\\Component\\HttpFoundation\\Request.');
            }
            return $request;
        }
        return new static($query, $request, $attributes, $cookies, $files, $server, $content);
    }
    private function isFromTrustedProxy()
    {
        return self::$trustedProxies && IpUtils::checkIp($this->server->get('REMOTE_ADDR'), self::$trustedProxies);
    }
    private function normalizeAndFilterClientIps(array $clientIps, $ip)
    {
        $clientIps[] = $ip;
        $firstTrustedIp = null;
        foreach ($clientIps as $key => $clientIp) {
            if (preg_match('{((?:\\d+\\.){3}\\d+)\\:\\d+}', $clientIp, $match)) {
                $clientIps[$key] = $clientIp = $match[1];
            }
            if (!filter_var($clientIp, FILTER_VALIDATE_IP)) {
                unset($clientIps[$key]);
                continue;
            }
            if (IpUtils::checkIp($clientIp, self::$trustedProxies)) {
                unset($clientIps[$key]);
                if (null === $firstTrustedIp) {
                    $firstTrustedIp = $clientIp;
                }
            }
        }
        return $clientIps ? array_reverse($clientIps) : array($firstTrustedIp);
    }
}
}

namespace Symfony\Component\HttpFoundation {
class ParameterBag implements \IteratorAggregate, \Countable
{
    protected $parameters;
    public function __construct(array $parameters = array())
    {
        $this->parameters = $parameters;
    }
    public function all()
    {
        return $this->parameters;
    }
    public function keys()
    {
        return array_keys($this->parameters);
    }
    public function replace(array $parameters = array())
    {
        $this->parameters = $parameters;
    }
    public function add(array $parameters = array())
    {
        $this->parameters = array_replace($this->parameters, $parameters);
    }
    public function get($key, $default = null)
    {
        return array_key_exists($key, $this->parameters) ? $this->parameters[$key] : $default;
    }
    public function set($key, $value)
    {
        $this->parameters[$key] = $value;
    }
    public function has($key)
    {
        return array_key_exists($key, $this->parameters);
    }
    public function remove($key)
    {
        unset($this->parameters[$key]);
    }
    public function getAlpha($key, $default = '')
    {
        return preg_replace('/[^[:alpha:]]/', '', $this->get($key, $default));
    }
    public function getAlnum($key, $default = '')
    {
        return preg_replace('/[^[:alnum:]]/', '', $this->get($key, $default));
    }
    public function getDigits($key, $default = '')
    {
        return str_replace(array('-', '+'), '', $this->filter($key, $default, FILTER_SANITIZE_NUMBER_INT));
    }
    public function getInt($key, $default = 0)
    {
        return (int) $this->get($key, $default);
    }
    public function getBoolean($key, $default = false)
    {
        return $this->filter($key, $default, FILTER_VALIDATE_BOOLEAN);
    }
    public function filter($key, $default = null, $filter = FILTER_DEFAULT, $options = array())
    {
        $value = $this->get($key, $default);
        if (!is_array($options) && $options) {
            $options = array('flags' => $options);
        }
        if (is_array($value) && !isset($options['flags'])) {
            $options['flags'] = FILTER_REQUIRE_ARRAY;
        }
        return filter_var($value, $filter, $options);
    }
    public function getIterator()
    {
        return new \ArrayIterator($this->parameters);
    }
    public function count()
    {
        return count($this->parameters);
    }
}
}

namespace Symfony\Component\HttpFoundation {
use Symfony\Component\HttpFoundation\File\UploadedFile;
class FileBag extends ParameterBag
{
    private static $fileKeys = array('error', 'name', 'size', 'tmp_name', 'type');
    public function __construct(array $parameters = array())
    {
        $this->replace($parameters);
    }
    public function replace(array $files = array())
    {
        $this->parameters = array();
        $this->add($files);
    }
    public function set($key, $value)
    {
        if (!is_array($value) && !$value instanceof UploadedFile) {
            throw new \InvalidArgumentException('An uploaded file must be an array or an instance of UploadedFile.');
        }
        parent::set($key, $this->convertFileInformation($value));
    }
    public function add(array $files = array())
    {
        foreach ($files as $key => $file) {
            $this->set($key, $file);
        }
    }
    protected function convertFileInformation($file)
    {
        if ($file instanceof UploadedFile) {
            return $file;
        }
        $file = $this->fixPhpFilesArray($file);
        if (is_array($file)) {
            $keys = array_keys($file);
            sort($keys);
            if ($keys == self::$fileKeys) {
                if (UPLOAD_ERR_NO_FILE == $file['error']) {
                    $file = null;
                } else {
                    $file = new UploadedFile($file['tmp_name'], $file['name'], $file['type'], $file['size'], $file['error']);
                }
            } else {
                $file = array_map(array($this, 'convertFileInformation'), $file);
            }
        }
        return $file;
    }
    protected function fixPhpFilesArray($data)
    {
        if (!is_array($data)) {
            return $data;
        }
        $keys = array_keys($data);
        sort($keys);
        if (self::$fileKeys != $keys || !isset($data['name']) || !is_array($data['name'])) {
            return $data;
        }
        $files = $data;
        foreach (self::$fileKeys as $k) {
            unset($files[$k]);
        }
        foreach ($data['name'] as $key => $name) {
            $files[$key] = $this->fixPhpFilesArray(array('error' => $data['error'][$key], 'name' => $name, 'type' => $data['type'][$key], 'tmp_name' => $data['tmp_name'][$key], 'size' => $data['size'][$key]));
        }
        return $files;
    }
}
}

namespace Symfony\Component\HttpFoundation {
class ServerBag extends ParameterBag
{
    public function getHeaders()
    {
        $headers = array();
        $contentHeaders = array('CONTENT_LENGTH' => true, 'CONTENT_MD5' => true, 'CONTENT_TYPE' => true);
        foreach ($this->parameters as $key => $value) {
            if (0 === strpos($key, 'HTTP_')) {
                $headers[substr($key, 5)] = $value;
            } elseif (isset($contentHeaders[$key])) {
                $headers[$key] = $value;
            }
        }
        if (isset($this->parameters['PHP_AUTH_USER'])) {
            $headers['PHP_AUTH_USER'] = $this->parameters['PHP_AUTH_USER'];
            $headers['PHP_AUTH_PW'] = isset($this->parameters['PHP_AUTH_PW']) ? $this->parameters['PHP_AUTH_PW'] : '';
        } else {
            $authorizationHeader = null;
            if (isset($this->parameters['HTTP_AUTHORIZATION'])) {
                $authorizationHeader = $this->parameters['HTTP_AUTHORIZATION'];
            } elseif (isset($this->parameters['REDIRECT_HTTP_AUTHORIZATION'])) {
                $authorizationHeader = $this->parameters['REDIRECT_HTTP_AUTHORIZATION'];
            }
            if (null !== $authorizationHeader) {
                if (0 === stripos($authorizationHeader, 'basic ')) {
                    $exploded = explode(':', base64_decode(substr($authorizationHeader, 6)), 2);
                    if (count($exploded) == 2) {
                        list($headers['PHP_AUTH_USER'], $headers['PHP_AUTH_PW']) = $exploded;
                    }
                } elseif (empty($this->parameters['PHP_AUTH_DIGEST']) && 0 === stripos($authorizationHeader, 'digest ')) {
                    $headers['PHP_AUTH_DIGEST'] = $authorizationHeader;
                    $this->parameters['PHP_AUTH_DIGEST'] = $authorizationHeader;
                } elseif (0 === stripos($authorizationHeader, 'bearer ')) {
                    $headers['AUTHORIZATION'] = $authorizationHeader;
                }
            }
        }
        if (isset($headers['AUTHORIZATION'])) {
            return $headers;
        }
        if (isset($headers['PHP_AUTH_USER'])) {
            $headers['AUTHORIZATION'] = 'Basic ' . base64_encode($headers['PHP_AUTH_USER'] . ':' . $headers['PHP_AUTH_PW']);
        } elseif (isset($headers['PHP_AUTH_DIGEST'])) {
            $headers['AUTHORIZATION'] = $headers['PHP_AUTH_DIGEST'];
        }
        return $headers;
    }
}
}

namespace Symfony\Component\HttpFoundation {
class HeaderBag implements \IteratorAggregate, \Countable
{
    protected $headers = array();
    protected $cacheControl = array();
    public function __construct(array $headers = array())
    {
        foreach ($headers as $key => $values) {
            $this->set($key, $values);
        }
    }
    public function __toString()
    {
        if (!$this->headers) {
            return '';
        }
        $max = max(array_map('strlen', array_keys($this->headers))) + 1;
        $content = '';
        ksort($this->headers);
        foreach ($this->headers as $name => $values) {
            $name = implode('-', array_map('ucfirst', explode('-', $name)));
            foreach ($values as $value) {
                $content .= sprintf("%-{$max}s %s\r\n", $name . ':', $value);
            }
        }
        return $content;
    }
    public function all()
    {
        return $this->headers;
    }
    public function keys()
    {
        return array_keys($this->headers);
    }
    public function replace(array $headers = array())
    {
        $this->headers = array();
        $this->add($headers);
    }
    public function add(array $headers)
    {
        foreach ($headers as $key => $values) {
            $this->set($key, $values);
        }
    }
    public function get($key, $default = null, $first = true)
    {
        $key = str_replace('_', '-', strtolower($key));
        if (!array_key_exists($key, $this->headers)) {
            if (null === $default) {
                return $first ? null : array();
            }
            return $first ? $default : array($default);
        }
        if ($first) {
            return count($this->headers[$key]) ? $this->headers[$key][0] : $default;
        }
        return $this->headers[$key];
    }
    public function set($key, $values, $replace = true)
    {
        $key = str_replace('_', '-', strtolower($key));
        $values = array_values((array) $values);
        if (true === $replace || !isset($this->headers[$key])) {
            $this->headers[$key] = $values;
        } else {
            $this->headers[$key] = array_merge($this->headers[$key], $values);
        }
        if ('cache-control' === $key) {
            $this->cacheControl = $this->parseCacheControl($values[0]);
        }
    }
    public function has($key)
    {
        return array_key_exists(str_replace('_', '-', strtolower($key)), $this->headers);
    }
    public function contains($key, $value)
    {
        return in_array($value, $this->get($key, null, false));
    }
    public function remove($key)
    {
        $key = str_replace('_', '-', strtolower($key));
        unset($this->headers[$key]);
        if ('cache-control' === $key) {
            $this->cacheControl = array();
        }
    }
    public function getDate($key, \DateTime $default = null)
    {
        if (null === ($value = $this->get($key))) {
            return $default;
        }
        if (false === ($date = \DateTime::createFromFormat(DATE_RFC2822, $value))) {
            throw new \RuntimeException(sprintf('The %s HTTP header is not parseable (%s).', $key, $value));
        }
        return $date;
    }
    public function addCacheControlDirective($key, $value = true)
    {
        $this->cacheControl[$key] = $value;
        $this->set('Cache-Control', $this->getCacheControlHeader());
    }
    public function hasCacheControlDirective($key)
    {
        return array_key_exists($key, $this->cacheControl);
    }
    public function getCacheControlDirective($key)
    {
        return array_key_exists($key, $this->cacheControl) ? $this->cacheControl[$key] : null;
    }
    public function removeCacheControlDirective($key)
    {
        unset($this->cacheControl[$key]);
        $this->set('Cache-Control', $this->getCacheControlHeader());
    }
    public function getIterator()
    {
        return new \ArrayIterator($this->headers);
    }
    public function count()
    {
        return count($this->headers);
    }
    protected function getCacheControlHeader()
    {
        $parts = array();
        ksort($this->cacheControl);
        foreach ($this->cacheControl as $key => $value) {
            if (true === $value) {
                $parts[] = $key;
            } else {
                if (preg_match('#[^a-zA-Z0-9._-]#', $value)) {
                    $value = '"' . $value . '"';
                }
                $parts[] = "{$key}={$value}";
            }
        }
        return implode(', ', $parts);
    }
    protected function parseCacheControl($header)
    {
        $cacheControl = array();
        preg_match_all('#([a-zA-Z][a-zA-Z_-]*)\\s*(?:=(?:"([^"]*)"|([^ \\t",;]*)))?#', $header, $matches, PREG_SET_ORDER);
        foreach ($matches as $match) {
            $cacheControl[strtolower($match[1])] = isset($match[3]) ? $match[3] : (isset($match[2]) ? $match[2] : true);
        }
        return $cacheControl;
    }
}
}

namespace Symfony\Component\HttpFoundation\Session {
use Symfony\Component\HttpFoundation\Session\Storage\MetadataBag;
interface SessionInterface
{
    public function start();
    public function getId();
    public function setId($id);
    public function getName();
    public function setName($name);
    public function invalidate($lifetime = null);
    public function migrate($destroy = false, $lifetime = null);
    public function save();
    public function has($name);
    public function get($name, $default = null);
    public function set($name, $value);
    public function all();
    public function replace(array $attributes);
    public function remove($name);
    public function clear();
    public function isStarted();
    public function registerBag(SessionBagInterface $bag);
    public function getBag($name);
    public function getMetadataBag();
}
}

namespace Symfony\Component\HttpFoundation\Session {
interface SessionBagInterface
{
    public function getName();
    public function initialize(array &$array);
    public function getStorageKey();
    public function clear();
}
}

namespace Symfony\Component\HttpFoundation\Session\Attribute {
use Symfony\Component\HttpFoundation\Session\SessionBagInterface;
interface AttributeBagInterface extends SessionBagInterface
{
    public function has($name);
    public function get($name, $default = null);
    public function set($name, $value);
    public function all();
    public function replace(array $attributes);
    public function remove($name);
}
}

namespace Symfony\Component\HttpFoundation\Session\Attribute {
class AttributeBag implements AttributeBagInterface, \IteratorAggregate, \Countable
{
    private $name = 'attributes';
    private $storageKey;
    protected $attributes = array();
    public function __construct($storageKey = '_sf2_attributes')
    {
        $this->storageKey = $storageKey;
    }
    public function getName()
    {
        return $this->name;
    }
    public function setName($name)
    {
        $this->name = $name;
    }
    public function initialize(array &$attributes)
    {
        $this->attributes =& $attributes;
    }
    public function getStorageKey()
    {
        return $this->storageKey;
    }
    public function has($name)
    {
        return array_key_exists($name, $this->attributes);
    }
    public function get($name, $default = null)
    {
        return array_key_exists($name, $this->attributes) ? $this->attributes[$name] : $default;
    }
    public function set($name, $value)
    {
        $this->attributes[$name] = $value;
    }
    public function all()
    {
        return $this->attributes;
    }
    public function replace(array $attributes)
    {
        $this->attributes = array();
        foreach ($attributes as $key => $value) {
            $this->set($key, $value);
        }
    }
    public function remove($name)
    {
        $retval = null;
        if (array_key_exists($name, $this->attributes)) {
            $retval = $this->attributes[$name];
            unset($this->attributes[$name]);
        }
        return $retval;
    }
    public function clear()
    {
        $return = $this->attributes;
        $this->attributes = array();
        return $return;
    }
    public function getIterator()
    {
        return new \ArrayIterator($this->attributes);
    }
    public function count()
    {
        return count($this->attributes);
    }
}
}

namespace Symfony\Component\HttpFoundation\Session\Storage {
use Symfony\Component\HttpFoundation\Session\SessionBagInterface;
class MetadataBag implements SessionBagInterface
{
    const CREATED = 'c';
    const UPDATED = 'u';
    const LIFETIME = 'l';
    private $name = '__metadata';
    private $storageKey;
    protected $meta = array(self::CREATED => 0, self::UPDATED => 0, self::LIFETIME => 0);
    private $lastUsed;
    private $updateThreshold;
    public function __construct($storageKey = '_sf2_meta', $updateThreshold = 0)
    {
        $this->storageKey = $storageKey;
        $this->updateThreshold = $updateThreshold;
    }
    public function initialize(array &$array)
    {
        $this->meta =& $array;
        if (isset($array[self::CREATED])) {
            $this->lastUsed = $this->meta[self::UPDATED];
            $timeStamp = time();
            if ($timeStamp - $array[self::UPDATED] >= $this->updateThreshold) {
                $this->meta[self::UPDATED] = $timeStamp;
            }
        } else {
            $this->stampCreated();
        }
    }
    public function getLifetime()
    {
        return $this->meta[self::LIFETIME];
    }
    public function stampNew($lifetime = null)
    {
        $this->stampCreated($lifetime);
    }
    public function getStorageKey()
    {
        return $this->storageKey;
    }
    public function getCreated()
    {
        return $this->meta[self::CREATED];
    }
    public function getLastUsed()
    {
        return $this->lastUsed;
    }
    public function clear()
    {
    }
    public function getName()
    {
        return $this->name;
    }
    public function setName($name)
    {
        $this->name = $name;
    }
    private function stampCreated($lifetime = null)
    {
        $timeStamp = time();
        $this->meta[self::CREATED] = $this->meta[self::UPDATED] = $this->lastUsed = $timeStamp;
        $this->meta[self::LIFETIME] = null === $lifetime ? ini_get('session.cookie_lifetime') : $lifetime;
    }
}
}

namespace Symfony\Component\HttpFoundation {
class AcceptHeaderItem
{
    private $value;
    private $quality = 1.0;
    private $index = 0;
    private $attributes = array();
    public function __construct($value, array $attributes = array())
    {
        $this->value = $value;
        foreach ($attributes as $name => $value) {
            $this->setAttribute($name, $value);
        }
    }
    public static function fromString($itemValue)
    {
        $bits = preg_split('/\\s*(?:;*("[^"]+");*|;*(\'[^\']+\');*|;+)\\s*/', $itemValue, 0, PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE);
        $value = array_shift($bits);
        $attributes = array();
        $lastNullAttribute = null;
        foreach ($bits as $bit) {
            if (($start = substr($bit, 0, 1)) === ($end = substr($bit, -1)) && ($start === '"' || $start === '\'')) {
                $attributes[$lastNullAttribute] = substr($bit, 1, -1);
            } elseif ('=' === $end) {
                $lastNullAttribute = $bit = substr($bit, 0, -1);
                $attributes[$bit] = null;
            } else {
                $parts = explode('=', $bit);
                $attributes[$parts[0]] = isset($parts[1]) && strlen($parts[1]) > 0 ? $parts[1] : '';
            }
        }
        return new self(($start = substr($value, 0, 1)) === ($end = substr($value, -1)) && ($start === '"' || $start === '\'') ? substr($value, 1, -1) : $value, $attributes);
    }
    public function __toString()
    {
        $string = $this->value . ($this->quality < 1 ? ';q=' . $this->quality : '');
        if (count($this->attributes) > 0) {
            $string .= ';' . implode(';', array_map(function ($name, $value) {
                return sprintf(preg_match('/[,;=]/', $value) ? '%s="%s"' : '%s=%s', $name, $value);
            }, array_keys($this->attributes), $this->attributes));
        }
        return $string;
    }
    public function setValue($value)
    {
        $this->value = $value;
        return $this;
    }
    public function getValue()
    {
        return $this->value;
    }
    public function setQuality($quality)
    {
        $this->quality = $quality;
        return $this;
    }
    public function getQuality()
    {
        return $this->quality;
    }
    public function setIndex($index)
    {
        $this->index = $index;
        return $this;
    }
    public function getIndex()
    {
        return $this->index;
    }
    public function hasAttribute($name)
    {
        return isset($this->attributes[$name]);
    }
    public function getAttribute($name, $default = null)
    {
        return isset($this->attributes[$name]) ? $this->attributes[$name] : $default;
    }
    public function getAttributes()
    {
        return $this->attributes;
    }
    public function setAttribute($name, $value)
    {
        if ('q' === $name) {
            $this->quality = (double) $value;
        } else {
            $this->attributes[$name] = (string) $value;
        }
        return $this;
    }
}
}

namespace Symfony\Component\HttpFoundation {
class AcceptHeader
{
    private $items = array();
    private $sorted = true;
    public function __construct(array $items)
    {
        foreach ($items as $item) {
            $this->add($item);
        }
    }
    public static function fromString($headerValue)
    {
        $index = 0;
        return new self(array_map(function ($itemValue) use(&$index) {
            $item = AcceptHeaderItem::fromString($itemValue);
            $item->setIndex($index++);
            return $item;
        }, preg_split('/\\s*(?:,*("[^"]+"),*|,*(\'[^\']+\'),*|,+)\\s*/', $headerValue, 0, PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE)));
    }
    public function __toString()
    {
        return implode(',', $this->items);
    }
    public function has($value)
    {
        return isset($this->items[$value]);
    }
    public function get($value)
    {
        return isset($this->items[$value]) ? $this->items[$value] : null;
    }
    public function add(AcceptHeaderItem $item)
    {
        $this->items[$item->getValue()] = $item;
        $this->sorted = false;
        return $this;
    }
    public function all()
    {
        $this->sort();
        return $this->items;
    }
    public function filter($pattern)
    {
        return new self(array_filter($this->items, function (AcceptHeaderItem $item) use($pattern) {
            return preg_match($pattern, $item->getValue());
        }));
    }
    public function first()
    {
        $this->sort();
        return !empty($this->items) ? reset($this->items) : null;
    }
    private function sort()
    {
        if (!$this->sorted) {
            uasort($this->items, function ($a, $b) {
                $qA = $a->getQuality();
                $qB = $b->getQuality();
                if ($qA === $qB) {
                    return $a->getIndex() > $b->getIndex() ? 1 : -1;
                }
                return $qA > $qB ? -1 : 1;
            });
            $this->sorted = true;
        }
    }
}
}

namespace Symfony\Component\Debug {
use Symfony\Component\Debug\Exception\FlattenException;
use Symfony\Component\Debug\Exception\OutOfMemoryException;
class ExceptionHandler
{
    private $debug;
    private $charset;
    private $handler;
    private $caughtBuffer;
    private $caughtLength;
    private $fileLinkFormat;
    public function __construct($debug = true, $charset = null, $fileLinkFormat = null)
    {
        $this->debug = $debug;
        $this->charset = $charset ?: ini_get('default_charset') ?: 'UTF-8';
        $this->fileLinkFormat = $fileLinkFormat ?: ini_get('xdebug.file_link_format') ?: get_cfg_var('xdebug.file_link_format');
    }
    public static function register($debug = true, $charset = null, $fileLinkFormat = null)
    {
        $handler = new static($debug, $charset, $fileLinkFormat);
        $prev = set_exception_handler(array($handler, 'handle'));
        if (is_array($prev) && $prev[0] instanceof ErrorHandler) {
            restore_exception_handler();
            $prev[0]->setExceptionHandler(array($handler, 'handle'));
        }
        return $handler;
    }
    public function setHandler(callable $handler = null)
    {
        $old = $this->handler;
        $this->handler = $handler;
        return $old;
    }
    public function setFileLinkFormat($format)
    {
        $old = $this->fileLinkFormat;
        $this->fileLinkFormat = $format;
        return $old;
    }
    public function handle(\Exception $exception)
    {
        if (null === $this->handler || $exception instanceof OutOfMemoryException) {
            $this->sendPhpResponse($exception);
            return;
        }
        $caughtLength = $this->caughtLength = 0;
        ob_start(function ($buffer) {
            $this->caughtBuffer = $buffer;
            return '';
        });
        $this->sendPhpResponse($exception);
        while (null === $this->caughtBuffer && ob_end_flush()) {
        }
        if (isset($this->caughtBuffer[0])) {
            ob_start(function ($buffer) {
                if ($this->caughtLength) {
                    $cleanBuffer = substr_replace($buffer, '', 0, $this->caughtLength);
                    if (isset($cleanBuffer[0])) {
                        $buffer = $cleanBuffer;
                    }
                }
                return $buffer;
            });
            echo $this->caughtBuffer;
            $caughtLength = ob_get_length();
        }
        $this->caughtBuffer = null;
        try {
            call_user_func($this->handler, $exception);
            $this->caughtLength = $caughtLength;
        } catch (\Exception $e) {
            if (!$caughtLength) {
                throw $exception;
            }
        }
    }
    public function sendPhpResponse($exception)
    {
        if (!$exception instanceof FlattenException) {
            $exception = FlattenException::create($exception);
        }
        if (!headers_sent()) {
            header(sprintf('HTTP/1.0 %s', $exception->getStatusCode()));
            foreach ($exception->getHeaders() as $name => $value) {
                header($name . ': ' . $value, false);
            }
            header('Content-Type: text/html; charset=' . $this->charset);
        }
        echo $this->decorate($this->getContent($exception), $this->getStylesheet($exception));
    }
    public function getHtml($exception)
    {
        if (!$exception instanceof FlattenException) {
            $exception = FlattenException::create($exception);
        }
        return $this->decorate($this->getContent($exception), $this->getStylesheet($exception));
    }
    public function getContent(FlattenException $exception)
    {
        switch ($exception->getStatusCode()) {
            case 404:
                $title = 'Sorry, the page you are looking for could not be found.';
                break;
            default:
                $title = 'Whoops, looks like something went wrong.';
        }
        $content = '';
        if ($this->debug) {
            try {
                $count = count($exception->getAllPrevious());
                $total = $count + 1;
                foreach ($exception->toArray() as $position => $e) {
                    $ind = $count - $position + 1;
                    $class = $this->formatClass($e['class']);
                    $message = nl2br($this->escapeHtml($e['message']));
                    $content .= sprintf(<<<'EOF'
                        <h2 class="block_exception clear_fix">
                            <span class="exception_counter">%d/%d</span>
                            <span class="exception_title">%s%s:</span>
                            <span class="exception_message">%s</span>
                        </h2>
                        <div class="block">
                            <ol class="traces list_exception">
EOF
, $ind, $total, $class, $this->formatPath($e['trace'][0]['file'], $e['trace'][0]['line']), $message);
                    foreach ($e['trace'] as $trace) {
                        $content .= '       <li>';
                        if ($trace['function']) {
                            $content .= sprintf('at %s%s%s(%s)', $this->formatClass($trace['class']), $trace['type'], $trace['function'], $this->formatArgs($trace['args']));
                        }
                        if (isset($trace['file']) && isset($trace['line'])) {
                            $content .= $this->formatPath($trace['file'], $trace['line']);
                        }
                        $content .= "</li>\n";
                    }
                    $content .= "    </ol>\n</div>\n";
                }
            } catch (\Exception $e) {
                if ($this->debug) {
                    $title = sprintf('Exception thrown when handling an exception (%s: %s)', get_class($e), $this->escapeHtml($e->getMessage()));
                } else {
                    $title = 'Whoops, looks like something went wrong.';
                }
            }
        }
        return <<<EOF
            <div id="sf-resetcontent" class="sf-reset">
                <h1>{$title}</h1>
                {$content}
            </div>
EOF;
    }
    public function getStylesheet(FlattenException $exception)
    {
        return <<<'EOF'
            .sf-reset { font: 11px Verdana, Arial, sans-serif; color: #333 }
            .sf-reset .clear { clear:both; height:0; font-size:0; line-height:0; }
            .sf-reset .clear_fix:after { display:block; height:0; clear:both; visibility:hidden; }
            .sf-reset .clear_fix { display:inline-block; }
            .sf-reset * html .clear_fix { height:1%; }
            .sf-reset .clear_fix { display:block; }
            .sf-reset, .sf-reset .block { margin: auto }
            .sf-reset abbr { border-bottom: 1px dotted #000; cursor: help; }
            .sf-reset p { font-size:14px; line-height:20px; color:#868686; padding-bottom:20px }
            .sf-reset strong { font-weight:bold; }
            .sf-reset a { color:#6c6159; cursor: default; }
            .sf-reset a img { border:none; }
            .sf-reset a:hover { text-decoration:underline; }
            .sf-reset em { font-style:italic; }
            .sf-reset h1, .sf-reset h2 { font: 20px Georgia, "Times New Roman", Times, serif }
            .sf-reset .exception_counter { background-color: #fff; color: #333; padding: 6px; float: left; margin-right: 10px; float: left; display: block; }
            .sf-reset .exception_title { margin-left: 3em; margin-bottom: 0.7em; display: block; }
            .sf-reset .exception_message { margin-left: 3em; display: block; }
            .sf-reset .traces li { font-size:12px; padding: 2px 4px; list-style-type:decimal; margin-left:20px; }
            .sf-reset .block { background-color:#FFFFFF; padding:10px 28px; margin-bottom:20px;
                -webkit-border-bottom-right-radius: 16px;
                -webkit-border-bottom-left-radius: 16px;
                -moz-border-radius-bottomright: 16px;
                -moz-border-radius-bottomleft: 16px;
                border-bottom-right-radius: 16px;
                border-bottom-left-radius: 16px;
                border-bottom:1px solid #ccc;
                border-right:1px solid #ccc;
                border-left:1px solid #ccc;
            }
            .sf-reset .block_exception { background-color:#ddd; color: #333; padding:20px;
                -webkit-border-top-left-radius: 16px;
                -webkit-border-top-right-radius: 16px;
                -moz-border-radius-topleft: 16px;
                -moz-border-radius-topright: 16px;
                border-top-left-radius: 16px;
                border-top-right-radius: 16px;
                border-top:1px solid #ccc;
                border-right:1px solid #ccc;
                border-left:1px solid #ccc;
                overflow: hidden;
                word-wrap: break-word;
            }
            .sf-reset a { background:none; color:#868686; text-decoration:none; }
            .sf-reset a:hover { background:none; color:#313131; text-decoration:underline; }
            .sf-reset ol { padding: 10px 0; }
            .sf-reset h1 { background-color:#FFFFFF; padding: 15px 28px; margin-bottom: 20px;
                -webkit-border-radius: 10px;
                -moz-border-radius: 10px;
                border-radius: 10px;
                border: 1px solid #ccc;
            }
EOF;
    }
    private function decorate($content, $css)
    {
        return <<<EOF
<!DOCTYPE html>
<html>
    <head>
        <meta charset="{$this->charset}" />
        <meta name="robots" content="noindex,nofollow" />
        <style>
            /* Copyright (c) 2010, Yahoo! Inc. All rights reserved. Code licensed under the BSD License: http://developer.yahoo.com/yui/license.html */
            html{color:#000;background:#FFF;}body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,code,form,fieldset,legend,input,textarea,p,blockquote,th,td{margin:0;padding:0;}table{border-collapse:collapse;border-spacing:0;}fieldset,img{border:0;}address,caption,cite,code,dfn,em,strong,th,var{font-style:normal;font-weight:normal;}li{list-style:none;}caption,th{text-align:left;}h1,h2,h3,h4,h5,h6{font-size:100%;font-weight:normal;}q:before,q:after{content:'';}abbr,acronym{border:0;font-variant:normal;}sup{vertical-align:text-top;}sub{vertical-align:text-bottom;}input,textarea,select{font-family:inherit;font-size:inherit;font-weight:inherit;}input,textarea,select{*font-size:100%;}legend{color:#000;}
            html { background: #eee; padding: 10px }
            img { border: 0; }
            #sf-resetcontent { width:970px; margin:0 auto; }
            {$css}
        </style>
    </head>
    <body>
        {$content}
    </body>
</html>
EOF;
    }
    private function formatClass($class)
    {
        $parts = explode('\\', $class);
        return sprintf('<abbr title="%s">%s</abbr>', $class, array_pop($parts));
    }
    private function formatPath($path, $line)
    {
        $path = $this->escapeHtml($path);
        $file = preg_match('#[^/\\\\]*$#', $path, $file) ? $file[0] : $path;
        if ($linkFormat = $this->fileLinkFormat) {
            $link = strtr($this->escapeHtml($linkFormat), array('%f' => $path, '%l' => (int) $line));
            return sprintf(' in <a href="%s" title="Go to source">%s line %d</a>', $link, $file, $line);
        }
        return sprintf(' in <a title="%s line %3$d" ondblclick="var f=this.innerHTML;this.innerHTML=this.title;this.title=f;">%s line %d</a>', $path, $file, $line);
    }
    private function formatArgs(array $args)
    {
        $result = array();
        foreach ($args as $key => $item) {
            if ('object' === $item[0]) {
                $formattedValue = sprintf('<em>object</em>(%s)', $this->formatClass($item[1]));
            } elseif ('array' === $item[0]) {
                $formattedValue = sprintf('<em>array</em>(%s)', is_array($item[1]) ? $this->formatArgs($item[1]) : $item[1]);
            } elseif ('string' === $item[0]) {
                $formattedValue = sprintf("'%s'", $this->escapeHtml($item[1]));
            } elseif ('null' === $item[0]) {
                $formattedValue = '<em>null</em>';
            } elseif ('boolean' === $item[0]) {
                $formattedValue = '<em>' . strtolower(var_export($item[1], true)) . '</em>';
            } elseif ('resource' === $item[0]) {
                $formattedValue = '<em>resource</em>';
            } else {
                $formattedValue = str_replace("\n", '', var_export($this->escapeHtml((string) $item[1]), true));
            }
            $result[] = is_int($key) ? $formattedValue : sprintf("'%s' => %s", $key, $formattedValue);
        }
        return implode(', ', $result);
    }
    private function escapeHtml($str)
    {
        return htmlspecialchars($str, ENT_QUOTES | ENT_SUBSTITUTE, $this->charset);
    }
}
}

namespace Illuminate\Support {
use BadMethodCallException;
use Illuminate\Console\Events\ArtisanStarting;
abstract class ServiceProvider
{
    protected $app;
    protected $defer = false;
    protected static $publishes = [];
    protected static $publishGroups = [];
    public function __construct($app)
    {
        $this->app = $app;
    }
    public abstract function register();
    protected function mergeConfigFrom($path, $key)
    {
        $config = $this->app['config']->get($key, []);
        $this->app['config']->set($key, array_merge(require $path, $config));
    }
    protected function loadViewsFrom($path, $namespace)
    {
        if (is_dir($appPath = $this->app->basePath() . '/resources/views/vendor/' . $namespace)) {
            $this->app['view']->addNamespace($namespace, $appPath);
        }
        $this->app['view']->addNamespace($namespace, $path);
    }
    protected function loadTranslationsFrom($path, $namespace)
    {
        $this->app['translator']->addNamespace($namespace, $path);
    }
    protected function publishes(array $paths, $group = null)
    {
        $class = static::class;
        if (!array_key_exists($class, static::$publishes)) {
            static::$publishes[$class] = [];
        }
        static::$publishes[$class] = array_merge(static::$publishes[$class], $paths);
        if ($group) {
            if (!array_key_exists($group, static::$publishGroups)) {
                static::$publishGroups[$group] = [];
            }
            static::$publishGroups[$group] = array_merge(static::$publishGroups[$group], $paths);
        }
    }
    public static function pathsToPublish($provider = null, $group = null)
    {
        if ($provider && $group) {
            if (empty(static::$publishes[$provider]) || empty(static::$publishGroups[$group])) {
                return [];
            }
            return array_intersect_key(static::$publishes[$provider], static::$publishGroups[$group]);
        }
        if ($group && array_key_exists($group, static::$publishGroups)) {
            return static::$publishGroups[$group];
        }
        if ($provider && array_key_exists($provider, static::$publishes)) {
            return static::$publishes[$provider];
        }
        if ($group || $provider) {
            return [];
        }
        $paths = [];
        foreach (static::$publishes as $class => $publish) {
            $paths = array_merge($paths, $publish);
        }
        return $paths;
    }
    public function commands($commands)
    {
        $commands = is_array($commands) ? $commands : func_get_args();
        $events = $this->app['events'];
        $events->listen(ArtisanStarting::class, function ($event) use($commands) {
            $event->artisan->resolveCommands($commands);
        });
    }
    public function provides()
    {
        return [];
    }
    public function when()
    {
        return [];
    }
    public function isDeferred()
    {
        return $this->defer;
    }
    public static function compiles()
    {
        return [];
    }
    public function __call($method, $parameters)
    {
        if ($method == 'boot') {
            return;
        }
        throw new BadMethodCallException("Call to undefined method [{$method}]");
    }
}
}

namespace Illuminate\Support {
class AggregateServiceProvider extends ServiceProvider
{
    protected $providers = [];
    protected $instances = [];
    public function register()
    {
        $this->instances = [];
        foreach ($this->providers as $provider) {
            $this->instances[] = $this->app->register($provider);
        }
    }
    public function provides()
    {
        $provides = [];
        foreach ($this->providers as $provider) {
            $instance = $this->app->resolveProviderClass($provider);
            $provides = array_merge($provides, $instance->provides());
        }
        return $provides;
    }
}
}

namespace Illuminate\Routing {
use Illuminate\Support\ServiceProvider;
use Zend\Diactoros\Response as PsrResponse;
use Symfony\Bridge\PsrHttpMessage\Factory\DiactorosFactory;
class RoutingServiceProvider extends ServiceProvider
{
    public function register()
    {
        $this->registerRouter();
        $this->registerUrlGenerator();
        $this->registerRedirector();
        $this->registerPsrRequest();
        $this->registerPsrResponse();
        $this->registerResponseFactory();
    }
    protected function registerRouter()
    {
        $this->app['router'] = $this->app->share(function ($app) {
            return new Router($app['events'], $app);
        });
    }
    protected function registerUrlGenerator()
    {
        $this->app['url'] = $this->app->share(function ($app) {
            $routes = $app['router']->getRoutes();
            $app->instance('routes', $routes);
            $url = new UrlGenerator($routes, $app->rebinding('request', $this->requestRebinder()));
            $url->setSessionResolver(function () {
                return $this->app['session'];
            });
            $app->rebinding('routes', function ($app, $routes) {
                $app['url']->setRoutes($routes);
            });
            return $url;
        });
    }
    protected function requestRebinder()
    {
        return function ($app, $request) {
            $app['url']->setRequest($request);
        };
    }
    protected function registerRedirector()
    {
        $this->app['redirect'] = $this->app->share(function ($app) {
            $redirector = new Redirector($app['url']);
            if (isset($app['session.store'])) {
                $redirector->setSession($app['session.store']);
            }
            return $redirector;
        });
    }
    protected function registerPsrRequest()
    {
        $this->app->bind('Psr\\Http\\Message\\ServerRequestInterface', function ($app) {
            return (new DiactorosFactory())->createRequest($app->make('request'));
        });
    }
    protected function registerPsrResponse()
    {
        $this->app->bind('Psr\\Http\\Message\\ResponseInterface', function ($app) {
            return new PsrResponse();
        });
    }
    protected function registerResponseFactory()
    {
        $this->app->singleton('Illuminate\\Contracts\\Routing\\ResponseFactory', function ($app) {
            return new ResponseFactory($app['Illuminate\\Contracts\\View\\Factory'], $app['redirect']);
        });
    }
}
}

namespace Illuminate\Events {
use Illuminate\Support\ServiceProvider;
class EventServiceProvider extends ServiceProvider
{
    public function register()
    {
        $this->app->singleton('events', function ($app) {
            return (new Dispatcher($app))->setQueueResolver(function () use($app) {
                return $app->make('Illuminate\\Contracts\\Queue\\Factory');
            });
        });
    }
}
}

namespace Illuminate\Validation {
use Illuminate\Support\ServiceProvider;
class ValidationServiceProvider extends ServiceProvider
{
    protected $defer = true;
    public function register()
    {
        $this->registerPresenceVerifier();
        $this->registerValidationFactory();
    }
    protected function registerValidationFactory()
    {
        $this->app->singleton('validator', function ($app) {
            $validator = new Factory($app['translator'], $app);
            if (isset($app['validation.presence'])) {
                $validator->setPresenceVerifier($app['validation.presence']);
            }
            return $validator;
        });
    }
    protected function registerPresenceVerifier()
    {
        $this->app->singleton('validation.presence', function ($app) {
            return new DatabasePresenceVerifier($app['db']);
        });
    }
    public function provides()
    {
        return ['validator', 'validation.presence'];
    }
}
}

namespace Illuminate\Foundation\Validation {
use Illuminate\Http\Request;
use Illuminate\Http\JsonResponse;
use Illuminate\Routing\UrlGenerator;
use Illuminate\Contracts\Validation\Factory;
use Illuminate\Contracts\Validation\Validator;
trait ValidatesRequests
{
    protected $validatesRequestErrorBag;
    public function validateWith($validator, Request $request = null)
    {
        $request = $request ?: app('request');
        if (is_array($validator)) {
            $validator = $this->getValidationFactory()->make($request->all(), $validator);
        }
        if ($validator->fails()) {
            $this->throwValidationException($request, $validator);
        }
    }
    public function validate(Request $request, array $rules, array $messages = [], array $customAttributes = [])
    {
        $validator = $this->getValidationFactory()->make($request->all(), $rules, $messages, $customAttributes);
        if ($validator->fails()) {
            $this->throwValidationException($request, $validator);
        }
    }
    public function validateWithBag($errorBag, Request $request, array $rules, array $messages = [], array $customAttributes = [])
    {
        $this->withErrorBag($errorBag, function () use($request, $rules, $messages, $customAttributes) {
            $this->validate($request, $rules, $messages, $customAttributes);
        });
    }
    protected function throwValidationException(Request $request, $validator)
    {
        throw new ValidationException($validator, $this->buildFailedValidationResponse($request, $this->formatValidationErrors($validator)));
    }
    protected function buildFailedValidationResponse(Request $request, array $errors)
    {
        if ($request->ajax() && !$request->pjax() || $request->wantsJson()) {
            return new JsonResponse($errors, 422);
        }
        return redirect()->to($this->getRedirectUrl())->withInput($request->input())->withErrors($errors, $this->errorBag());
    }
    protected function formatValidationErrors(Validator $validator)
    {
        return $validator->errors()->getMessages();
    }
    protected function getRedirectUrl()
    {
        return app(UrlGenerator::class)->previous();
    }
    protected function getValidationFactory()
    {
        return app(Factory::class);
    }
    protected function withErrorBag($errorBag, callable $callback)
    {
        $this->validatesRequestErrorBag = $errorBag;
        call_user_func($callback);
        $this->validatesRequestErrorBag = null;
    }
    protected function errorBag()
    {
        return $this->validatesRequestErrorBag ?: 'default';
    }
}
}

namespace Illuminate\Validation {
use Illuminate\Contracts\Validation\UnauthorizedException;
use Illuminate\Contracts\Validation\ValidationException as ValidationExceptionContract;
trait ValidatesWhenResolvedTrait
{
    public function validate()
    {
        $instance = $this->getValidatorInstance();
        if (!$this->passesAuthorization()) {
            $this->failedAuthorization();
        } elseif (!$instance->passes()) {
            $this->failedValidation($instance);
        }
    }
    protected function getValidatorInstance()
    {
        return $this->validator();
    }
    protected function failedValidation(Validator $validator)
    {
        throw new ValidationExceptionContract($validator);
    }
    protected function passesAuthorization()
    {
        if (method_exists($this, 'authorize')) {
            return $this->authorize();
        }
        return true;
    }
    protected function failedAuthorization()
    {
        throw new UnauthorizedException();
    }
}
}

namespace Illuminate\Foundation\Auth\Access {
use Illuminate\Contracts\Auth\Access\Gate;
trait AuthorizesRequests
{
    public function authorize($ability, $arguments = [])
    {
        list($ability, $arguments) = $this->parseAbilityAndArguments($ability, $arguments);
        return app(Gate::class)->authorize($ability, $arguments);
    }
    public function authorizeForUser($user, $ability, $arguments = [])
    {
        list($ability, $arguments) = $this->parseAbilityAndArguments($ability, $arguments);
        return app(Gate::class)->forUser($user)->authorize($ability, $arguments);
    }
    protected function parseAbilityAndArguments($ability, $arguments)
    {
        if (is_string($ability)) {
            return [$ability, $arguments];
        }
        return [debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, 3)[2]['function'], $ability];
    }
}
}

namespace Illuminate\Foundation\Http {
use Illuminate\Http\Request;
use Illuminate\Http\Response;
use Illuminate\Http\JsonResponse;
use Illuminate\Routing\Redirector;
use Illuminate\Container\Container;
use Illuminate\Contracts\Validation\Validator;
use Illuminate\Http\Exception\HttpResponseException;
use Illuminate\Validation\ValidatesWhenResolvedTrait;
use Illuminate\Contracts\Validation\ValidatesWhenResolved;
use Illuminate\Contracts\Validation\Factory as ValidationFactory;
class FormRequest extends Request implements ValidatesWhenResolved
{
    use ValidatesWhenResolvedTrait;
    protected $container;
    protected $redirector;
    protected $redirect;
    protected $redirectRoute;
    protected $redirectAction;
    protected $errorBag = 'default';
    protected $dontFlash = ['password', 'password_confirmation'];
    protected function getValidatorInstance()
    {
        $factory = $this->container->make(ValidationFactory::class);
        if (method_exists($this, 'validator')) {
            return $this->container->call([$this, 'validator'], compact('factory'));
        }
        return $factory->make($this->validationData(), $this->container->call([$this, 'rules']), $this->messages(), $this->attributes());
    }
    protected function validationData()
    {
        return $this->all();
    }
    protected function failedValidation(Validator $validator)
    {
        throw new HttpResponseException($this->response($this->formatErrors($validator)));
    }
    protected function passesAuthorization()
    {
        if (method_exists($this, 'authorize')) {
            return $this->container->call([$this, 'authorize']);
        }
        return false;
    }
    protected function failedAuthorization()
    {
        throw new HttpResponseException($this->forbiddenResponse());
    }
    public function response(array $errors)
    {
        if ($this->ajax() && !$this->pjax() || $this->wantsJson()) {
            return new JsonResponse($errors, 422);
        }
        return $this->redirector->to($this->getRedirectUrl())->withInput($this->except($this->dontFlash))->withErrors($errors, $this->errorBag);
    }
    public function forbiddenResponse()
    {
        return new Response('Forbidden', 403);
    }
    protected function formatErrors(Validator $validator)
    {
        return $validator->getMessageBag()->toArray();
    }
    protected function getRedirectUrl()
    {
        $url = $this->redirector->getUrlGenerator();
        if ($this->redirect) {
            return $url->to($this->redirect);
        } elseif ($this->redirectRoute) {
            return $url->route($this->redirectRoute);
        } elseif ($this->redirectAction) {
            return $url->action($this->redirectAction);
        }
        return $url->previous();
    }
    public function setRedirector(Redirector $redirector)
    {
        $this->redirector = $redirector;
        return $this;
    }
    public function setContainer(Container $container)
    {
        $this->container = $container;
        return $this;
    }
    public function messages()
    {
        return [];
    }
    public function attributes()
    {
        return [];
    }
}
}

namespace Illuminate\Foundation\Bus {
use Illuminate\Contracts\Bus\Dispatcher;
trait DispatchesJobs
{
    protected function dispatch($job)
    {
        return app(Dispatcher::class)->dispatch($job);
    }
    public function dispatchNow($job)
    {
        return app(Dispatcher::class)->dispatchNow($job);
    }
}
}

namespace Illuminate\Foundation\Providers {
use Illuminate\Routing\Redirector;
use Illuminate\Support\ServiceProvider;
use Illuminate\Foundation\Http\FormRequest;
use Symfony\Component\HttpFoundation\Request;
use Illuminate\Contracts\Validation\ValidatesWhenResolved;
class FoundationServiceProvider extends ServiceProvider
{
    public function register()
    {
    }
    public function boot()
    {
        $this->configureFormRequests();
    }
    protected function configureFormRequests()
    {
        $this->app->afterResolving(function (ValidatesWhenResolved $resolved) {
            $resolved->validate();
        });
        $this->app->resolving(function (FormRequest $request, $app) {
            $this->initializeRequest($request, $app['request']);
            $request->setContainer($app)->setRedirector($app->make(Redirector::class));
        });
    }
    protected function initializeRequest(FormRequest $form, Request $current)
    {
        $files = $current->files->all();
        $files = is_array($files) ? array_filter($files) : $files;
        $form->initialize($current->query->all(), $current->request->all(), $current->attributes->all(), $current->cookies->all(), $files, $current->server->all(), $current->getContent());
        if ($session = $current->getSession()) {
            $form->setSession($session);
        }
        $form->setUserResolver($current->getUserResolver());
        $form->setRouteResolver($current->getRouteResolver());
    }
}
}

namespace Illuminate\Auth {
use Illuminate\Auth\Access\Gate;
use Illuminate\Support\ServiceProvider;
use Illuminate\Contracts\Auth\Access\Gate as GateContract;
use Illuminate\Contracts\Auth\Authenticatable as AuthenticatableContract;
class AuthServiceProvider extends ServiceProvider
{
    public function register()
    {
        $this->registerAuthenticator();
        $this->registerUserResolver();
        $this->registerAccessGate();
        $this->registerRequestRebindHandler();
    }
    protected function registerAuthenticator()
    {
        $this->app->singleton('auth', function ($app) {
            $app['auth.loaded'] = true;
            return new AuthManager($app);
        });
        $this->app->singleton('auth.driver', function ($app) {
            return $app['auth']->guard();
        });
    }
    protected function registerUserResolver()
    {
        $this->app->bind(AuthenticatableContract::class, function ($app) {
            return call_user_func($app['auth']->userResolver());
        });
    }
    protected function registerAccessGate()
    {
        $this->app->singleton(GateContract::class, function ($app) {
            return new Gate($app, function () use($app) {
                return call_user_func($app['auth']->userResolver());
            });
        });
    }
    protected function registerRequestRebindHandler()
    {
        $this->app->rebinding('request', function ($app, $request) {
            $request->setUserResolver(function ($guard = null) use($app) {
                return call_user_func($app['auth']->userResolver(), $guard);
            });
        });
    }
}
}

namespace Illuminate\Pagination {
use Illuminate\Support\ServiceProvider;
class PaginationServiceProvider extends ServiceProvider
{
    public function register()
    {
        Paginator::currentPathResolver(function () {
            return $this->app['request']->url();
        });
        Paginator::currentPageResolver(function ($pageName = 'page') {
            $page = $this->app['request']->input($pageName);
            if (filter_var($page, FILTER_VALIDATE_INT) !== false && (int) $page >= 1) {
                return $page;
            }
            return 1;
        });
    }
}
}

namespace Illuminate\Foundation\Support\Providers {
use Illuminate\Support\ServiceProvider;
use Illuminate\Contracts\Auth\Access\Gate as GateContract;
class AuthServiceProvider extends ServiceProvider
{
    protected $policies = [];
    public function registerPolicies(GateContract $gate)
    {
        foreach ($this->policies as $key => $value) {
            $gate->policy($key, $value);
        }
    }
    public function register()
    {
    }
}
}

namespace Illuminate\Foundation\Support\Providers {
use Illuminate\Routing\Router;
use Illuminate\Support\ServiceProvider;
use Illuminate\Contracts\Routing\UrlGenerator;
class RouteServiceProvider extends ServiceProvider
{
    protected $namespace;
    public function boot(Router $router)
    {
        $this->setRootControllerNamespace();
        if ($this->app->routesAreCached()) {
            $this->loadCachedRoutes();
        } else {
            $this->loadRoutes();
            $this->app->booted(function () use($router) {
                $router->getRoutes()->refreshNameLookups();
            });
        }
    }
    protected function setRootControllerNamespace()
    {
        if (is_null($this->namespace)) {
            return;
        }
        $this->app[UrlGenerator::class]->setRootControllerNamespace($this->namespace);
    }
    protected function loadCachedRoutes()
    {
        $this->app->booted(function () {
            require $this->app->getCachedRoutesPath();
        });
    }
    protected function loadRoutes()
    {
        $this->app->call([$this, 'map']);
    }
    protected function loadRoutesFrom($path)
    {
        $router = $this->app->make(Router::class);
        if (is_null($this->namespace)) {
            return require $path;
        }
        $router->group(['namespace' => $this->namespace], function (Router $router) use($path) {
            require $path;
        });
    }
    public function register()
    {
    }
    public function __call($method, $parameters)
    {
        return call_user_func_array([$this->app->make(Router::class), $method], $parameters);
    }
}
}

namespace Illuminate\Foundation\Support\Providers {
use Illuminate\Support\ServiceProvider;
use Illuminate\Contracts\Events\Dispatcher as DispatcherContract;
class EventServiceProvider extends ServiceProvider
{
    protected $listen = [];
    protected $subscribe = [];
    public function boot(DispatcherContract $events)
    {
        foreach ($this->listens() as $event => $listeners) {
            foreach ($listeners as $listener) {
                $events->listen($event, $listener);
            }
        }
        foreach ($this->subscribe as $subscriber) {
            $events->subscribe($subscriber);
        }
    }
    public function register()
    {
    }
    public function listens()
    {
        return $this->listen;
    }
}
}

namespace Illuminate\Hashing {
use Illuminate\Support\ServiceProvider;
class HashServiceProvider extends ServiceProvider
{
    protected $defer = true;
    public function register()
    {
        $this->app->singleton('hash', function () {
            return new BcryptHasher();
        });
    }
    public function provides()
    {
        return ['hash'];
    }
}
}

namespace Illuminate\Hashing {
use RuntimeException;
use Illuminate\Contracts\Hashing\Hasher as HasherContract;
class BcryptHasher implements HasherContract
{
    protected $rounds = 10;
    public function make($value, array $options = [])
    {
        $cost = isset($options['rounds']) ? $options['rounds'] : $this->rounds;
        $hash = password_hash($value, PASSWORD_BCRYPT, ['cost' => $cost]);
        if ($hash === false) {
            throw new RuntimeException('Bcrypt hashing not supported.');
        }
        return $hash;
    }
    public function check($value, $hashedValue, array $options = [])
    {
        if (strlen($hashedValue) === 0) {
            return false;
        }
        return password_verify($value, $hashedValue);
    }
    public function needsRehash($hashedValue, array $options = [])
    {
        $cost = isset($options['rounds']) ? $options['rounds'] : $this->rounds;
        return password_needs_rehash($hashedValue, PASSWORD_BCRYPT, ['cost' => $cost]);
    }
    public function setRounds($rounds)
    {
        $this->rounds = (int) $rounds;
        return $this;
    }
}
}

namespace Illuminate\Contracts\Pagination {
interface Paginator
{
    public function url($page);
    public function appends($key, $value = null);
    public function fragment($fragment = null);
    public function nextPageUrl();
    public function previousPageUrl();
    public function items();
    public function firstItem();
    public function lastItem();
    public function perPage();
    public function currentPage();
    public function hasPages();
    public function hasMorePages();
    public function isEmpty();
    public function render(Presenter $presenter = null);
}
}

namespace Illuminate\Pagination {
use Closure;
use ArrayIterator;
use Illuminate\Support\Str;
use Illuminate\Support\Collection;
use Illuminate\Contracts\Support\Htmlable;
abstract class AbstractPaginator implements Htmlable
{
    protected $items;
    protected $perPage;
    protected $currentPage;
    protected $path = '/';
    protected $query = [];
    protected $fragment = null;
    protected $pageName = 'page';
    protected static $currentPathResolver;
    protected static $currentPageResolver;
    protected static $presenterResolver;
    protected function isValidPageNumber($page)
    {
        return $page >= 1 && filter_var($page, FILTER_VALIDATE_INT) !== false;
    }
    public function getUrlRange($start, $end)
    {
        $urls = [];
        for ($page = $start; $page <= $end; $page++) {
            $urls[$page] = $this->url($page);
        }
        return $urls;
    }
    public function url($page)
    {
        if ($page <= 0) {
            $page = 1;
        }
        $parameters = [$this->pageName => $page];
        if (count($this->query) > 0) {
            $parameters = array_merge($this->query, $parameters);
        }
        return $this->path . (Str::contains($this->path, '?') ? '&' : '?') . http_build_query($parameters, '', '&') . $this->buildFragment();
    }
    public function previousPageUrl()
    {
        if ($this->currentPage() > 1) {
            return $this->url($this->currentPage() - 1);
        }
    }
    public function fragment($fragment = null)
    {
        if (is_null($fragment)) {
            return $this->fragment;
        }
        $this->fragment = $fragment;
        return $this;
    }
    public function appends($key, $value = null)
    {
        if (is_array($key)) {
            return $this->appendArray($key);
        }
        return $this->addQuery($key, $value);
    }
    protected function appendArray(array $keys)
    {
        foreach ($keys as $key => $value) {
            $this->addQuery($key, $value);
        }
        return $this;
    }
    public function addQuery($key, $value)
    {
        if ($key !== $this->pageName) {
            $this->query[$key] = $value;
        }
        return $this;
    }
    protected function buildFragment()
    {
        return $this->fragment ? '#' . $this->fragment : '';
    }
    public function items()
    {
        return $this->items->all();
    }
    public function firstItem()
    {
        if (count($this->items) === 0) {
            return;
        }
        return ($this->currentPage - 1) * $this->perPage + 1;
    }
    public function lastItem()
    {
        if (count($this->items) === 0) {
            return;
        }
        return $this->firstItem() + $this->count() - 1;
    }
    public function perPage()
    {
        return $this->perPage;
    }
    public function currentPage()
    {
        return $this->currentPage;
    }
    public function hasPages()
    {
        return !($this->currentPage() == 1 && !$this->hasMorePages());
    }
    public static function resolveCurrentPath($default = '/')
    {
        if (isset(static::$currentPathResolver)) {
            return call_user_func(static::$currentPathResolver);
        }
        return $default;
    }
    public static function currentPathResolver(Closure $resolver)
    {
        static::$currentPathResolver = $resolver;
    }
    public static function resolveCurrentPage($pageName = 'page', $default = 1)
    {
        if (isset(static::$currentPageResolver)) {
            return call_user_func(static::$currentPageResolver, $pageName);
        }
        return $default;
    }
    public static function currentPageResolver(Closure $resolver)
    {
        static::$currentPageResolver = $resolver;
    }
    public static function presenter(Closure $resolver)
    {
        static::$presenterResolver = $resolver;
    }
    public function getPageName()
    {
        return $this->pageName;
    }
    public function setPageName($name)
    {
        $this->pageName = $name;
        return $this;
    }
    public function setPath($path)
    {
        $this->path = $path;
        return $this;
    }
    public function getIterator()
    {
        return new ArrayIterator($this->items->all());
    }
    public function isEmpty()
    {
        return $this->items->isEmpty();
    }
    public function count()
    {
        return $this->items->count();
    }
    public function getCollection()
    {
        return $this->items;
    }
    public function setCollection(Collection $collection)
    {
        $this->items = $collection;
        return $this;
    }
    public function offsetExists($key)
    {
        return $this->items->has($key);
    }
    public function offsetGet($key)
    {
        return $this->items->get($key);
    }
    public function offsetSet($key, $value)
    {
        $this->items->put($key, $value);
    }
    public function offsetUnset($key)
    {
        $this->items->forget($key);
    }
    public function toHtml()
    {
        return (string) $this->render();
    }
    public function __call($method, $parameters)
    {
        return call_user_func_array([$this->getCollection(), $method], $parameters);
    }
    public function __toString()
    {
        return (string) $this->render();
    }
}
}

namespace Illuminate\Pagination {
use Countable;
use ArrayAccess;
use JsonSerializable;
use IteratorAggregate;
use Illuminate\Support\Collection;
use Illuminate\Contracts\Support\Jsonable;
use Illuminate\Contracts\Support\Arrayable;
use Illuminate\Contracts\Pagination\Presenter;
use Illuminate\Contracts\Pagination\Paginator as PaginatorContract;
class Paginator extends AbstractPaginator implements Arrayable, ArrayAccess, Countable, IteratorAggregate, JsonSerializable, Jsonable, PaginatorContract
{
    protected $hasMore;
    public function __construct($items, $perPage, $currentPage = null, array $options = [])
    {
        foreach ($options as $key => $value) {
            $this->{$key} = $value;
        }
        $this->perPage = $perPage;
        $this->currentPage = $this->setCurrentPage($currentPage);
        $this->path = $this->path != '/' ? rtrim($this->path, '/') : $this->path;
        $this->items = $items instanceof Collection ? $items : Collection::make($items);
        $this->checkForMorePages();
    }
    protected function setCurrentPage($currentPage)
    {
        $currentPage = $currentPage ?: static::resolveCurrentPage();
        return $this->isValidPageNumber($currentPage) ? (int) $currentPage : 1;
    }
    protected function checkForMorePages()
    {
        $this->hasMore = count($this->items) > $this->perPage;
        $this->items = $this->items->slice(0, $this->perPage);
    }
    public function nextPageUrl()
    {
        if ($this->hasMorePages()) {
            return $this->url($this->currentPage() + 1);
        }
    }
    public function hasMorePages()
    {
        return $this->hasMore;
    }
    public function links(Presenter $presenter = null)
    {
        return $this->render($presenter);
    }
    public function render(Presenter $presenter = null)
    {
        if (is_null($presenter) && static::$presenterResolver) {
            $presenter = call_user_func(static::$presenterResolver, $this);
        }
        $presenter = $presenter ?: new SimpleBootstrapThreePresenter($this);
        return $presenter->render();
    }
    public function toArray()
    {
        return ['per_page' => $this->perPage(), 'current_page' => $this->currentPage(), 'next_page_url' => $this->nextPageUrl(), 'prev_page_url' => $this->previousPageUrl(), 'from' => $this->firstItem(), 'to' => $this->lastItem(), 'data' => $this->items->toArray()];
    }
    public function jsonSerialize()
    {
        return $this->toArray();
    }
    public function toJson($options = 0)
    {
        return json_encode($this->jsonSerialize(), $options);
    }
}
}

namespace Illuminate\Support\Facades {
use Mockery;
use RuntimeException;
use Mockery\MockInterface;
abstract class Facade
{
    protected static $app;
    protected static $resolvedInstance;
    public static function swap($instance)
    {
        static::$resolvedInstance[static::getFacadeAccessor()] = $instance;
        static::$app->instance(static::getFacadeAccessor(), $instance);
    }
    public static function shouldReceive()
    {
        $name = static::getFacadeAccessor();
        if (static::isMock()) {
            $mock = static::$resolvedInstance[$name];
        } else {
            $mock = static::createFreshMockInstance($name);
        }
        return call_user_func_array([$mock, 'shouldReceive'], func_get_args());
    }
    protected static function createFreshMockInstance($name)
    {
        static::$resolvedInstance[$name] = $mock = static::createMockByName($name);
        $mock->shouldAllowMockingProtectedMethods();
        if (isset(static::$app)) {
            static::$app->instance($name, $mock);
        }
        return $mock;
    }
    protected static function createMockByName($name)
    {
        $class = static::getMockableClass($name);
        return $class ? Mockery::mock($class) : Mockery::mock();
    }
    protected static function isMock()
    {
        $name = static::getFacadeAccessor();
        return isset(static::$resolvedInstance[$name]) && static::$resolvedInstance[$name] instanceof MockInterface;
    }
    protected static function getMockableClass()
    {
        if ($root = static::getFacadeRoot()) {
            return get_class($root);
        }
    }
    public static function getFacadeRoot()
    {
        return static::resolveFacadeInstance(static::getFacadeAccessor());
    }
    protected static function getFacadeAccessor()
    {
        throw new RuntimeException('Facade does not implement getFacadeAccessor method.');
    }
    protected static function resolveFacadeInstance($name)
    {
        if (is_object($name)) {
            return $name;
        }
        if (isset(static::$resolvedInstance[$name])) {
            return static::$resolvedInstance[$name];
        }
        return static::$resolvedInstance[$name] = static::$app[$name];
    }
    public static function clearResolvedInstance($name)
    {
        unset(static::$resolvedInstance[$name]);
    }
    public static function clearResolvedInstances()
    {
        static::$resolvedInstance = [];
    }
    public static function getFacadeApplication()
    {
        return static::$app;
    }
    public static function setFacadeApplication($app)
    {
        static::$app = $app;
    }
    public static function __callStatic($method, $args)
    {
        $instance = static::getFacadeRoot();
        if (!$instance) {
            throw new RuntimeException('A facade root has not been set.');
        }
        switch (count($args)) {
            case 0:
                return $instance->{$method}();
            case 1:
                return $instance->{$method}($args[0]);
            case 2:
                return $instance->{$method}($args[0], $args[1]);
            case 3:
                return $instance->{$method}($args[0], $args[1], $args[2]);
            case 4:
                return $instance->{$method}($args[0], $args[1], $args[2], $args[3]);
            default:
                return call_user_func_array([$instance, $method], $args);
        }
    }
}
}

namespace Illuminate\Support\Traits {
use Closure;
use BadMethodCallException;
trait Macroable
{
    protected static $macros = [];
    public static function macro($name, callable $macro)
    {
        static::$macros[$name] = $macro;
    }
    public static function hasMacro($name)
    {
        return isset(static::$macros[$name]);
    }
    public static function __callStatic($method, $parameters)
    {
        if (!static::hasMacro($method)) {
            throw new BadMethodCallException("Method {$method} does not exist.");
        }
        if (static::$macros[$method] instanceof Closure) {
            return call_user_func_array(Closure::bind(static::$macros[$method], null, static::class), $parameters);
        }
        return call_user_func_array(static::$macros[$method], $parameters);
    }
    public function __call($method, $parameters)
    {
        if (!static::hasMacro($method)) {
            throw new BadMethodCallException("Method {$method} does not exist.");
        }
        if (static::$macros[$method] instanceof Closure) {
            return call_user_func_array(static::$macros[$method]->bindTo($this, static::class), $parameters);
        }
        return call_user_func_array(static::$macros[$method], $parameters);
    }
}
}

namespace Illuminate\Support {
use ArrayAccess;
use Illuminate\Support\Traits\Macroable;
class Arr
{
    use Macroable;
    public static function accessible($value)
    {
        return is_array($value) || $value instanceof ArrayAccess;
    }
    public static function add($array, $key, $value)
    {
        if (is_null(static::get($array, $key))) {
            static::set($array, $key, $value);
        }
        return $array;
    }
    public static function build($array, callable $callback)
    {
        $results = [];
        foreach ($array as $key => $value) {
            list($innerKey, $innerValue) = call_user_func($callback, $key, $value);
            $results[$innerKey] = $innerValue;
        }
        return $results;
    }
    public static function collapse($array)
    {
        $results = [];
        foreach ($array as $values) {
            if ($values instanceof Collection) {
                $values = $values->all();
            } elseif (!is_array($values)) {
                continue;
            }
            $results = array_merge($results, $values);
        }
        return $results;
    }
    public static function divide($array)
    {
        return [array_keys($array), array_values($array)];
    }
    public static function dot($array, $prepend = '')
    {
        $results = [];
        foreach ($array as $key => $value) {
            if (is_array($value) && !empty($value)) {
                $results = array_merge($results, static::dot($value, $prepend . $key . '.'));
            } else {
                $results[$prepend . $key] = $value;
            }
        }
        return $results;
    }
    public static function except($array, $keys)
    {
        static::forget($array, $keys);
        return $array;
    }
    public static function exists($array, $key)
    {
        if ($array instanceof ArrayAccess) {
            return $array->offsetExists($key);
        }
        return array_key_exists($key, $array);
    }
    public static function first($array, callable $callback = null, $default = null)
    {
        if (is_null($callback)) {
            return empty($array) ? value($default) : reset($array);
        }
        foreach ($array as $key => $value) {
            if (call_user_func($callback, $key, $value)) {
                return $value;
            }
        }
        return value($default);
    }
    public static function last($array, callable $callback = null, $default = null)
    {
        if (is_null($callback)) {
            return empty($array) ? value($default) : end($array);
        }
        return static::first(array_reverse($array), $callback, $default);
    }
    public static function flatten($array, $depth = INF)
    {
        $result = [];
        foreach ($array as $item) {
            $item = $item instanceof Collection ? $item->all() : $item;
            if (is_array($item)) {
                if ($depth === 1) {
                    $result = array_merge($result, $item);
                    continue;
                }
                $result = array_merge($result, static::flatten($item, $depth - 1));
                continue;
            }
            $result[] = $item;
        }
        return $result;
    }
    public static function forget(&$array, $keys)
    {
        $original =& $array;
        $keys = (array) $keys;
        if (count($keys) === 0) {
            return;
        }
        foreach ($keys as $key) {
            if (static::exists($array, $key)) {
                unset($array[$key]);
                continue;
            }
            $parts = explode('.', $key);
            $array =& $original;
            while (count($parts) > 1) {
                $part = array_shift($parts);
                if (isset($array[$part]) && is_array($array[$part])) {
                    $array =& $array[$part];
                } else {
                    continue 2;
                }
            }
            unset($array[array_shift($parts)]);
        }
    }
    public static function get($array, $key, $default = null)
    {
        if (!static::accessible($array)) {
            return value($default);
        }
        if (is_null($key)) {
            return $array;
        }
        if (static::exists($array, $key)) {
            return $array[$key];
        }
        foreach (explode('.', $key) as $segment) {
            if (static::accessible($array) && static::exists($array, $segment)) {
                $array = $array[$segment];
            } else {
                return value($default);
            }
        }
        return $array;
    }
    public static function has($array, $key)
    {
        if (!$array) {
            return false;
        }
        if (is_null($key)) {
            return false;
        }
        if (static::exists($array, $key)) {
            return true;
        }
        foreach (explode('.', $key) as $segment) {
            if (static::accessible($array) && static::exists($array, $segment)) {
                $array = $array[$segment];
            } else {
                return false;
            }
        }
        return true;
    }
    public static function isAssoc(array $array)
    {
        $keys = array_keys($array);
        return array_keys($keys) !== $keys;
    }
    public static function only($array, $keys)
    {
        return array_intersect_key($array, array_flip((array) $keys));
    }
    public static function pluck($array, $value, $key = null)
    {
        $results = [];
        list($value, $key) = static::explodePluckParameters($value, $key);
        foreach ($array as $item) {
            $itemValue = data_get($item, $value);
            if (is_null($key)) {
                $results[] = $itemValue;
            } else {
                $itemKey = data_get($item, $key);
                $results[$itemKey] = $itemValue;
            }
        }
        return $results;
    }
    protected static function explodePluckParameters($value, $key)
    {
        $value = is_string($value) ? explode('.', $value) : $value;
        $key = is_null($key) || is_array($key) ? $key : explode('.', $key);
        return [$value, $key];
    }
    public static function prepend($array, $value, $key = null)
    {
        if (is_null($key)) {
            array_unshift($array, $value);
        } else {
            $array = [$key => $value] + $array;
        }
        return $array;
    }
    public static function pull(&$array, $key, $default = null)
    {
        $value = static::get($array, $key, $default);
        static::forget($array, $key);
        return $value;
    }
    public static function set(&$array, $key, $value)
    {
        if (is_null($key)) {
            return $array = $value;
        }
        $keys = explode('.', $key);
        while (count($keys) > 1) {
            $key = array_shift($keys);
            if (!isset($array[$key]) || !is_array($array[$key])) {
                $array[$key] = [];
            }
            $array =& $array[$key];
        }
        $array[array_shift($keys)] = $value;
        return $array;
    }
    public static function sort($array, callable $callback)
    {
        return Collection::make($array)->sortBy($callback)->all();
    }
    public static function sortRecursive($array)
    {
        foreach ($array as &$value) {
            if (is_array($value)) {
                $value = static::sortRecursive($value);
            }
        }
        if (static::isAssoc($array)) {
            ksort($array);
        } else {
            sort($array);
        }
        return $array;
    }
    public static function where($array, callable $callback)
    {
        $filtered = [];
        foreach ($array as $key => $value) {
            if (call_user_func($callback, $key, $value)) {
                $filtered[$key] = $value;
            }
        }
        return $filtered;
    }
}
}

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