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<?php |
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/** |
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* This file is part of the Zemit Framework. |
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* |
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* (c) Zemit Team <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE.txt |
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* file that was distributed with this source code. |
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*/ |
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namespace Zemit\Mvc\Model\Behavior; |
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use Phalcon\Acl\Adapter\Memory; |
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use Phalcon\Di\Di; |
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use Phalcon\Messages\Message; |
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use Phalcon\Mvc\Model\Behavior; |
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use Phalcon\Mvc\ModelInterface; |
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/** |
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* Allows to check if the current identity is allowed to run some model actions |
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* this behavior will stop operations if not allowed |
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*/ |
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class Security extends Behavior |
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{ |
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use SkippableTrait; |
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use ProgressTrait; |
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public static ?array $roles = null; |
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public static ?Memory $acl = null; |
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/** |
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* Set the ACL |
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*/ |
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public static function setAcl(?Memory $acl = null): void |
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{ |
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self::$acl = $acl; |
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} |
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/** |
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* Get the ACL |
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*/ |
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public static function getAcl(): Memory |
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{ |
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if (is_null(self::$acl)) { |
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$acl = Di::getDefault()->get('acl'); |
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assert($acl instanceof \Zemit\Acl\Acl); |
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self::setAcl($acl->get(['models', 'components'])); |
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} |
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return self::$acl; |
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} |
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/** |
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* Set the current identity's roles |
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*/ |
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public static function setRoles(?array $roles = null): void |
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{ |
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self::$roles = $roles; |
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} |
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/** |
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* Return the current identity's acl roles |
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*/ |
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public static function getRoles(): array |
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{ |
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if (is_null(self::$roles)) { |
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$identity = Di::getDefault()->get('identity'); |
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assert($identity instanceof \Zemit\Identity); |
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self::setRoles($identity->getAclRoles()); |
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} |
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return self::$roles; |
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} |
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2 |
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public function __construct(?array $options = null) |
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{ |
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2 |
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parent::__construct($options); |
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} |
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/** |
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* Handling security (acl) on before model's events |
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*/ |
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public function notify(string $type, ModelInterface $model): ?bool |
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{ |
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1 |
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if (!$this->isEnabled()) { |
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return null; |
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} |
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// skip check while still in progress |
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// needed to retrieve roles for itself |
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1 |
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if ($this->inProgress()) { |
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return null; |
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} |
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1 |
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$beforeEvents = [ |
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1 |
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'beforeFind' => true, |
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'beforeFindFirst' => true, |
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'beforeCount' => true, |
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'beforeSum' => true, |
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'beforeAverage' => true, |
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'beforeCreate' => true, |
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'beforeUpdate' => true, |
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'beforeDelete' => true, |
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'beforeRestore' => true, |
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'beforeReorder' => true, |
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]; |
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if ($beforeEvents[$type] ?? false) { |
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self::staticStart(); |
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$type = (strpos($type, 'before') === 0) ? lcfirst(substr($type, 6)) : $type; |
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$isAllowed = $this->isAllowed($type, $model); |
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self::staticStop(); |
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return $isAllowed; |
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} |
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1 |
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return true; |
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} |
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public function isAllowed(string $type, ModelInterface $model, ?Memory $acl = null, ?array $roles = null): bool |
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{ |
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$acl ??= self::getAcl(); |
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$modelClass = get_class($model); |
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// component not found |
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if (!$acl->isComponent($modelClass)) { |
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$model->appendMessage(new Message( |
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'Model permission not found for `' . $modelClass . '`', |
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'id', |
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'NotFound', |
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404 |
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)); |
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return false; |
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} |
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// allowed for roles |
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$roles ??= self::getRoles(); |
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foreach ($roles as $role) { |
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if ($acl->isAllowed($role, $modelClass, $type)) { |
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return true; |
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} |
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} |
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$model->appendMessage(new Message( |
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'Current identity forbidden to execute `' . $type . '` on `' . $modelClass . '`', |
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'id', |
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'Forbidden', |
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403 |
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)); |
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return false; |
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} |
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} |
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zemit-cms /
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