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<?php |
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/** |
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* @file TMember.php |
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* @brief This file contains the TMember trait. |
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* @details |
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* @author Filippo F. Fadda |
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*/ |
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namespace Daikengo\User; |
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use Daikengo\User\IUser; |
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use Daikengo\Permission\IPermission; |
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use Daikengo\Collection\RoleCollection; |
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use Meta\Extension; |
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/** |
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* @brief This trait implements the `IUser` interface for the `Member` class. |
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* @details Use this trait when you can't extend the `Member` class since you already have a class for it in your |
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* project. |
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* |
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* @cond HIDDEN_SYMBOLS |
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* |
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* @property RoleCollection $roles |
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* |
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* @endcond |
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*/ |
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trait TMember { |
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use Extension\TProperty; |
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private $roles; // Associative array [roleName => roleClass]. |
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/** |
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* @copydoc IUser::has() |
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*/ |
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public function has(IPermission $permission) { |
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$result = FALSE; |
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$permissionReflection = new \ReflectionObject($permission); |
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foreach ($this->roles as $roleName => $roleClass) { |
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do { |
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$role = new $roleClass; |
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// Sets the execution role for the current user. |
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$permission->setRole($role); |
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// Creates a reflection class for the roleName. |
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$roleReflection = new \ReflectionObject($role); |
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// Determines the method's name related to the roleName. |
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$methodName = 'checkFor' . $roleReflection->getShortName(); |
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if ($permissionReflection->hasMethod($methodName)) { // If a method exists for the roleName... |
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// Gets the method. |
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$method = $permissionReflection->getMethod($methodName); |
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// Invokes the method. |
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$result = $method->invoke($permission); |
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// Exits from the do while and foreach as well. |
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break 2; |
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} |
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else { |
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// Go back to the previous role class in the hierarchy. For example, from AdminRole to ModeratorRole. |
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$parentRoleReflection = $roleReflection->getParentClass(); |
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// Proceed only if the parent role is not an abstract class. |
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if (is_object($parentRoleReflection) && !$parentRoleReflection->isAbstract()) |
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$roleClass = $parentRoleReflection->name; |
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else |
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break; // No more roles in the hierarchy. |
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} |
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} while (TRUE); |
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} |
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return $result; |
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} |
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/** |
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* @brief This implementation returns always `false`. |
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* @retval bool |
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*/ |
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public function isGuest() { |
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return FALSE; |
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} |
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/** |
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* @brief This implementation returns always `true`. |
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* @retval bool |
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*/ |
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public function isMember() { |
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return TRUE; |
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} |
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/** |
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* @copydoc IUser::getRoles() |
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*/ |
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public function getRoles() { |
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return $this->roles; |
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} |
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} |
dedalozzo /
daikengo
