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<?php |
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/** |
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* @file Permission/AbstractPermission.php |
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* @brief This file contains the AbstractPermission class. |
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* @details |
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* @author Filippo F. Fadda |
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*/ |
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namespace Daikengo\Permission; |
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use Daikengo\Role\IRole; |
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/** |
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* @brief Abstract class that implements the IPermission interface. Since abstract, this class cannot be instantiated. |
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* @nosubgrouping |
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*/ |
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abstract class AbstractPermission implements IPermission { |
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/** |
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* @var IRole $role |
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*/ |
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protected $role; |
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/** |
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* @var string $name |
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*/ |
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protected $name; |
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/** |
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* @brief Constructor is protected so it can't call explicitly from outside. |
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* @attention Subclasses must override this method and make it public. |
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*/ |
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protected function __construct() { |
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$this->name = lcfirst(preg_replace('/Permission$/', '', get_class($this))); |
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} |
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/** |
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* @brief Calls is triggered when invoking inaccessible methods in an object context. |
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* @param string $name The name of the method being called. |
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* @param array $arguments An enumerated array containing the parameters passed to the method. |
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* @return mixed |
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*/ |
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public function __call($name, array $arguments) { |
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if (is_callable($this->$name)) |
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return call_user_func($this->$name, $arguments); |
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else |
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throw new \RuntimeException("Method {$name} does not exist."); |
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} |
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/** |
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* @brief Sometime a programmer needs to define a new special role, and eventually a set of permissions to check the |
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* access, for this particular role, to any existent resource. Through this technique the programmer may define |
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* dynamic methods to check the permissions for a particular role. |
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* @param string $name The name of the method being called. |
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* @param callable $value A closure. |
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* @details In the following example we define the method `checkForGodRole`, to extend the `ImpersonatePermission` |
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* class such as God will be able to impersonate anyone. |
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@code |
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// We assume `$member` is an instance of the `Member` class. |
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$permission = new ImpersonatePermission($member); |
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$permission->checkForGodRole = function() { |
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return TRUE; |
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}; |
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// Prints `true`. |
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print $permission->checkForGodRole(); |
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@endcode |
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*/ |
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public function __set($name, $value) { |
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$this->$name = is_callable($value) ? $value->bindTo($this, $this) : $value; |
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} |
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public function setRole(IRole $role) { |
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$this->role = $role; |
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} |
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public function getRole() { |
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return $this->role; |
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} |
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} |
dedalozzo /
daikengo
