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<?php |
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/** |
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* CakeCMS Core |
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* |
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* This file is part of the of the simple cms based on CakePHP 3. |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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* @package Core |
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* @license MIT |
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* @copyright MIT License http://www.opensource.org/licenses/mit-license.php |
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* @link https://github.com/CakeCMS/Core". |
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* @author Sergey Kalistratov <[email protected]> |
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*/ |
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namespace Core\Element; |
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use JBZoo\Utils\FS; |
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use JBZoo\Utils\Str; |
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use Cake\Utility\Hash; |
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use Cake\Utility\Text; |
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use Cake\Core\Configure; |
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use Cake\Core\ClassLoader; |
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use Core\ORM\Entity\Element as EntityElement; |
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use Core\Element\Exception\ElementException; |
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/** |
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* Class Manager |
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* |
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* @package Core\Element |
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*/ |
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class Manager |
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{ |
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const DEFAULT_GROUP = 'Item'; |
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/** |
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* Create element instance. |
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* |
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* @param string $type |
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* @param string $group |
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* @param array $config |
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* @param EntityElement|null $entity |
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* @return Element |
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*/ |
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public function create($type, $group = self::DEFAULT_GROUP, array $config = [], EntityElement $entity = null) |
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{ |
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$type = $this->_normalize($type); |
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if (!$type) { |
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throw new ElementException(__d('core_dev', 'Element type "{0}" is empty', $type)); |
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} |
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$group = $this->_normalize($group); |
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if (!$group) { |
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throw new ElementException(__d('core_dev', 'Element group "{0}" is empty', $group)); |
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} |
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$this->_findElement($group, $type); |
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$className = $this->_getClassName($group, $type); |
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if (!class_exists($className)) { |
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throw new ElementException(__d('core_dev', 'Element class "{0}" not found!', $className)); |
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} |
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/** @var Element $element */ |
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$element = new $className($type, $group); |
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$config = Hash::merge($config, [ |
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'id' => $element->isCore() ? '_' . Str::low($type) : Text::uuid(), |
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'name' => $element->getName(), |
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'type' => $type, |
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'group' => $group, |
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'description' => '', |
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]); |
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$element->id = $config['id']; |
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$element->setConfig($config); |
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if ($entity !== null) { |
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$element->setEntity($entity); |
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} |
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$element->initialize(); |
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return $element; |
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} |
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/** |
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* Find and load element. |
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* |
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* @param string $group |
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* @param string $type |
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* @return bool|string |
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*/ |
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protected function _findElement($group, $type) |
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{ |
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$className = $this->_getClassName($group, $type); |
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if (!class_exists($className)) { |
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$loader = new ClassLoader(); |
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$paths = Configure::read('App.paths.elements'); |
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foreach ($paths as $path) { |
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$path = FS::clean($path . '/' . $group . '/' . $type, '/'); |
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$loader->addNamespace("\\{$group}\\{$type}", $path); |
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$result = $loader->loadClass("{$group}\\{$type}\\{$type}Element"); |
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if ($result !== false) { |
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return $result; |
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} |
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} |
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} |
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return false; |
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} |
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/** |
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* Get current class name. |
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* |
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* @param string $group |
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* @param string $type |
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* @return string |
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*/ |
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protected function _getClassName($group, $type) |
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{ |
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return "\\Elements\\{$group}\\{$type}Element"; |
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} |
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/** |
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* Normalize string format. |
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* |
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* @param string $string |
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* @return string |
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*/ |
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protected function _normalize($string) |
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{ |
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return ucfirst(Str::low($string)); |
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} |
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} |
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CakeCMS /
Core
