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<?php |
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/** |
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* CakePHP(tm) : Rapid Development Framework (http://cakephp.org) |
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* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org) |
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* |
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* Licensed under The MIT License |
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* For full copyright and license information, please see the LICENSE.txt |
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* Redistributions of files must retain the above copyright notice. |
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* |
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* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org) |
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* @link http://cakephp.org CakePHP(tm) Project |
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* @since 3.0.0 |
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* @license http://www.opensource.org/licenses/mit-license.php MIT License |
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*/ |
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namespace Cake\ORM\Rule; |
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use Cake\Datasource\EntityInterface; |
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use Cake\ORM\Association; |
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use RuntimeException; |
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/** |
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* Checks that the value provided in a field exists as the primary key of another |
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* table. |
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*/ |
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class ExistsIn |
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{ |
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/** |
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* The list of fields to check |
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* |
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* @var array |
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*/ |
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protected $_fields; |
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/** |
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* The repository where the field will be looked for |
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* |
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* @var array |
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*/ |
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protected $_repository; |
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/** |
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* Constructor. |
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* |
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* @param string|array $fields The field or fields to check existence as primary key. |
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* @param object|string $repository The repository where the field will be looked for, |
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* or the association name for the repository. |
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*/ |
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public function __construct($fields, $repository) |
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{ |
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$this->_fields = (array)$fields; |
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$this->_repository = $repository; |
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} |
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/** |
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* Performs the existence check |
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* |
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* @param \Cake\Datasource\EntityInterface $entity The entity from where to extract the fields |
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* @param array $options Options passed to the check, |
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* where the `repository` key is required. |
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* @throws \RuntimeException When the rule refers to an undefined association. |
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* @return bool |
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*/ |
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public function __invoke(EntityInterface $entity, array $options) |
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{ |
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if (is_string($this->_repository)) { |
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$alias = $this->_repository; |
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$this->_repository = $options['repository']->association($alias); |
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if (empty($this->_repository)) { |
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throw new RuntimeException(sprintf( |
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"ExistsIn rule for '%s' is invalid. The '%s' association is not defined.", |
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implode(', ', $this->_fields), |
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$alias |
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)); |
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} |
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} |
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$source = $target = $this->_repository; |
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if (!empty($options['repository'])) { |
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$source = $options['repository']; |
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} |
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if ($source instanceof Association) { |
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$source = $source->source(); |
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} |
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if ($target instanceof Association) { |
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$bindingKey = (array)$target->bindingKey(); |
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$target = $target->target(); |
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} else { |
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$bindingKey = (array)$target->primaryKey(); |
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} |
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if (!empty($options['_sourceTable']) && $target === $options['_sourceTable']) { |
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return true; |
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} |
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if (!$entity->extract($this->_fields, true)) { |
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return true; |
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} |
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if ($this->_fieldsAreNull($entity, $source)) { |
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return true; |
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} |
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$primary = array_map( |
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[$target, 'aliasField'], |
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$bindingKey |
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); |
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$conditions = array_combine( |
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$primary, |
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$entity->extract($this->_fields) |
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); |
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return $target->exists($conditions); |
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} |
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/** |
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* Check whether or not the entity fields are nullable and null. |
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* |
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* @param \Cake\ORM\EntityInterface $entity The entity to check. |
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* @param \Cake\ORM\Table $source The table to use schema from. |
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* @return bool |
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*/ |
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protected function _fieldsAreNull($entity, $source) |
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{ |
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$nulls = 0; |
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$schema = $source->schema(); |
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foreach ($this->_fields as $field) { |
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if ($schema->column($field) && $schema->isNullable($field) && $entity->get($field) === null) { |
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$nulls++; |
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} |
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} |
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return $nulls === count($this->_fields); |
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} |
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} |
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phpmyadmin /
error-reporting-server
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..