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<?php |
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/* |
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* NOTICE OF LICENSE |
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* |
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* Part of the Cortex Foundation Module. |
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* |
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* This source file is subject to The MIT License (MIT) |
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* that is bundled with this package in the LICENSE file. |
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* |
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* Package: Cortex Foundation Module |
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* License: The MIT License (MIT) |
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* Link: https://rinvex.com |
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*/ |
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declare(strict_types=1); |
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namespace Cortex\Foundation\Http\Controllers; |
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use ReflectionClass; |
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use ReflectionMethod; |
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use Illuminate\Foundation\Auth\Access\AuthorizesRequests; |
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class AuthorizedController extends AuthenticatedController |
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{ |
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use AuthorizesRequests; |
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/** |
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* Resource Ability Map. |
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* Array of resource ability map. |
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* |
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* @var array |
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*/ |
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protected $resourceAbilityMap = []; |
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/** |
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* Resource action whitelist. |
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* Array of resource actions to skip mapping to abilities automatically. |
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* |
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* @var array |
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*/ |
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protected $resourceActionWhitelist = []; |
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/** |
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* Create a new manage persistence controller instance. |
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* |
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* @throws \Rinvex\Fort\Exceptions\AuthorizationException |
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*/ |
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public function __construct() |
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{ |
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parent::__construct(); |
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if (property_exists(static::class, 'resource')) { |
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$this->authorizeResource($this->resource); |
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} else { |
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// At this stage, sessions still not loaded yet, and `AuthorizationException` |
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// depends on seesions to flash redirection error msg, so delegate to a middleware |
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// Since Laravel 5.3 controller constructors executed before middleware to be able to append |
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// new middleware to the pipeline then all middleware executed together, and sessions started in `StartSession` middleware |
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$this->middleware('can:null'); |
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} |
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} |
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/** |
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* Authorize a resource action based on the incoming request. |
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* |
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* @param string $resource |
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* @param string|null $parameter |
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* @param array $options |
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* @param \Illuminate\Http\Request|null $request |
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* |
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* @return void |
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*/ |
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public function authorizeResource($resource, $parameter = null, array $options = [], $request = null) |
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{ |
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$middleware = []; |
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$parameter = $parameter ?: $resource; |
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// Prepare middleware |
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foreach ($this->mapResourceAbilities() as $method => $ability) { |
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$middleware["can:{$ability}-{$resource},{$parameter}"][] = $method; |
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} |
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// Attach middleware |
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foreach ($middleware as $middlewareName => $methods) { |
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$this->middleware($middlewareName, $options)->only($methods); |
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} |
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} |
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/** |
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* Map resource actions to resource abilities. |
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* |
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* @return array |
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*/ |
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protected function mapResourceAbilities() |
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{ |
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// Reflect calling controller |
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$controller = new ReflectionClass(static::class); |
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// Get public methods and filter magic methods |
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$methods = array_filter($controller->getMethods(ReflectionMethod::IS_PUBLIC), function ($item) use ($controller) { |
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return $item->class === $controller->name && mb_substr($item->name, 0, 2) !== '__' && ! in_array($item->name, $this->resourceActionWhitelist); |
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}); |
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// Get controller actions |
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$actions = array_combine($items = array_map(function ($action) { |
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return $action->name; |
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}, $methods), $items); |
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// Map resource actions to resourse abilities |
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array_walk($actions, function ($value, $key) use (&$actions) { |
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$actions[$key] = array_get($this->resourceAbilityMap(), $key, $value); |
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}); |
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return $actions; |
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} |
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/** |
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* Get the map of resource methods to ability names. |
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* |
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* @return array |
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*/ |
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protected function resourceAbilityMap() |
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{ |
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return $this->resourceAbilityMap + [ |
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'index' => 'list', |
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'store' => 'create', |
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'edit' => 'update', |
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]; |
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} |
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} |
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rinvex /
cortex-foundation
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Very long variable names usually make code harder to read. It is therefore recommended not to make variable names too verbose.