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<?php |
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/* |
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* To change this license header, choose License Headers in Project Properties. |
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* To change this template file, choose Tools | Templates |
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* and open the template in the editor. |
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*/ |
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namespace Maslosoft\Mangan\Traits\DataProvider; |
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use Maslosoft\Mangan\Interfaces\CriteriaInterface; |
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use Maslosoft\Mangan\Meta\ManganMeta; |
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/** |
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* ConfigureTrait |
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* |
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* @author Piotr Maselkowski <pmaselkowski at gmail.com> |
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*/ |
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trait ConfigureTrait |
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{ |
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protected function configure($modelClass, $config) |
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{ |
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if (is_string($modelClass)) |
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{ |
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$this->model = new $modelClass; |
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} |
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elseif (is_object($modelClass)) |
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{ |
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$this->model = $modelClass; |
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} |
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else |
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{ |
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throw new ManganException('Invalid model type for ' . static::class); |
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} |
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// Set criteria from model |
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$criteria = $this->getCriteria(); |
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if ($criteria instanceof MergeableInterface) |
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{ |
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// NOTE: WithCriteria and CriteriaAware have just slightly different method names |
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if ($this->model instanceof WithCriteriaInterface) |
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{ |
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$criteria->mergeWith($this->model->getDbCriteria()); |
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} |
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elseif ($this->model instanceof CriteriaAwareInterface) |
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{ |
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$criteria->mergeWith($this->model->getCriteria()); |
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} |
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} |
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// Merge criteria from configuration |
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if (isset($config['criteria'])) |
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{ |
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$criteria->mergeWith($config['criteria']); |
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unset($config['criteria']); |
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} |
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// Merge limit from configuration |
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if (isset($config['limit']) && $config['limit'] > 0) |
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{ |
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$criteria->setLimit($config['limit']); |
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unset($config['limit']); |
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} |
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// Merge sorting from configuration |
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if (isset($config['sort'])) |
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{ |
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// Apply default sorting if criteria does not have sort configured |
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if (isset($config['sort']['defaultOrder']) && empty($this->getCriteria()->getSort())) |
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{ |
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$criteria->setSort($config['sort']['defaultOrder']); |
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} |
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unset($config['sort']); |
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} |
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if (!$criteria->getSelect()) |
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{ |
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$fields = array_keys(ManganMeta::create($this->model)->fields()); |
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$selected = array_fill_keys($fields, true); |
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$criteria->setSelect($selected); |
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} |
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foreach ($config as $key => $value) |
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{ |
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$this->$key = $value; |
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} |
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} |
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/** |
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* @return CriteriaInterface |
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*/ |
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abstract public function getCriteria(); |
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} |
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In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: