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<?php |
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namespace Charcoal\Source; |
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use Exception; |
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use InvalidArgumentException; |
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// From PSR-3 |
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use Psr\Log\LoggerAwareInterface; |
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use Psr\Log\LoggerAwareTrait; |
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// From 'charcoal-config' |
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use Charcoal\Config\ConfigurableInterface; |
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use Charcoal\Config\ConfigurableTrait; |
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// From 'charcoal-core' |
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use Charcoal\Model\ModelInterface; |
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use Charcoal\Source\SourceConfig; |
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use Charcoal\Source\SourceInterface; |
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use Charcoal\Source\Filter; |
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use Charcoal\Source\FilterInterface; |
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use Charcoal\Source\Order; |
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use Charcoal\Source\OrderInterface; |
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use Charcoal\Source\Pagination; |
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use Charcoal\Source\PaginationInterface; |
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/** |
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* Full implementation, as abstract class, of the SourceInterface. |
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*/ |
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abstract class AbstractSource implements |
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SourceInterface, |
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ConfigurableInterface, |
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LoggerAwareInterface |
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{ |
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use ConfigurableTrait; |
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use LoggerAwareTrait; |
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/** |
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* @var ModelInterface $model |
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*/ |
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private $model = null; |
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/** |
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* @var array $properties |
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*/ |
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private $properties = []; |
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/** |
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* Array of `Filter` objects |
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* @var array $filters |
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*/ |
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protected $filters = []; |
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/** |
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* Array of `Order` object |
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* @var array $orders |
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*/ |
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protected $orders = []; |
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/** |
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* The `Pagination` object |
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* @var Pagination|null $pagination |
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*/ |
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protected $pagination = null; |
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/** |
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* @param array|\ArrayAccess $dependencies The class dependencies. |
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* @return void |
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*/ |
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public function __construct($dependencies) |
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{ |
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$this->setLogger($dependencies['logger']); |
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} |
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/** |
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* Reset everything but the model. |
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* |
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* @return AbstractSource Chainable |
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*/ |
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public function reset() |
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{ |
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$this->properties = []; |
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$this->filters = []; |
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$this->orders = []; |
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$this->pagination = null; |
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return $this; |
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} |
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/** |
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* Initialize the source's properties with an array of data. |
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* |
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* @param array $data The source data. |
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* @return AbstractSource Chainable |
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*/ |
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public function setData(array $data) |
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{ |
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foreach ($data as $prop => $val) { |
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$func = [$this, $this->setter($prop)]; |
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if (is_callable($func)) { |
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call_user_func($func, $val); |
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unset($data[$prop]); |
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} else { |
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$this->{$prop} = $val; |
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} |
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} |
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return $this; |
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} |
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/** |
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* Set the source's Model. |
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* |
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* @param ModelInterface $model The source's model. |
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* @return AbstractSource Chainable |
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*/ |
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public function setModel(ModelInterface $model) |
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{ |
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$this->model = $model; |
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return $this; |
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} |
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/** |
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* Return the source's Model. |
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* |
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* @throws Exception If not model was previously set. |
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* @return ModelInterface |
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*/ |
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public function model() |
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{ |
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if ($this->model === null) { |
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throw new Exception( |
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'No model set.' |
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); |
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} |
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return $this->model; |
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} |
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/** |
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* @return boolean |
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*/ |
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public function hasModel() |
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{ |
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return ($this->model !== null); |
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} |
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/** |
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* Set the properties of the source to fetch. |
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* |
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* This method accepts an array of property identifiers (property ident, as string) |
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* that will, if supported, be fetched from the source. |
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* |
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* If no properties are set, it is assumed that all the Model's properties are to be fetched. |
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* |
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* @param array $properties The properties. |
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* @return ColelectionLoader Chainable |
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*/ |
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public function setProperties(array $properties) |
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{ |
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$this->properties = []; |
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foreach ($properties as $p) { |
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$this->addProperty($p); |
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} |
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return $this; |
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} |
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/** |
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* @return array |
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*/ |
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public function properties() |
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{ |
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return $this->properties; |
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} |
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/** |
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* @param string $property Property ident. |
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* @throws InvalidArgumentException If property is not a string or empty. |
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* @return SourceInterface Chainable |
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*/ |
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View Code Duplication |
public function addProperty($property) |
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{ |
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if (!is_string($property)) { |
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throw new InvalidArgumentException( |
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'Property must be a string.' |
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); |
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} |
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if ($property=='') { |
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throw new InvalidArgumentException( |
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'Property can not be empty.' |
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); |
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} |
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$this->properties[] = $property; |
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return $this; |
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} |
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/** |
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* @param array $filters The filters to set. |
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* @return SourceInterface Chainable |
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*/ |
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public function setFilters(array $filters) |
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{ |
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$this->filters = []; |
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foreach ($filters as $f) { |
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$this->addFilter($f); |
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} |
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return $this; |
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} |
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/** |
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* @param array $filters The filters to add. |
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* @return SourceInterface Chainable |
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*/ |
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public function addFilters(array $filters) |
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{ |
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foreach ($filters as $f) { |
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$this->addFilter($f); |
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} |
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return $this; |
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} |
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/** |
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* @return array |
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*/ |
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public function filters() |
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{ |
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return $this->filters; |
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} |
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/** |
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* Add a collection filter to the loader. |
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* |
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* There are 3 different ways of adding a filter: |
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* - as a `Filter` object, in which case it will be added directly. |
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* - `addFilter($obj);` |
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* - as an array of options, which will be used to build the `Filter` object |
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* - `addFilter(['property' => 'foo', 'val' => 42, 'operator' => '<=']);` |
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* - as 3 parameters: `property`, `val` and `options` |
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* - `addFilter('foo', 42, ['operator' => '<=']);` |
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* |
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* @param string|array|Filter $param The filter property, or a Filter object / array. |
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* @param mixed $val Optional: Only used if the first argument is a string. |
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* @param array $options Optional: Only used if the first argument is a string. |
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* @throws InvalidArgumentException If property is not a string or empty. |
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* @return SourceInterface (Chainable) |
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*/ |
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public function addFilter($param, $val = null, array $options = null) |
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{ |
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if ($param instanceof FilterInterface) { |
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$filter = $param; |
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} elseif (is_array($param)) { |
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$filter = $this->createFilter(); |
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$filter->setData($param); |
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} elseif (is_string($param) && $val !== null) { |
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$filter = $this->createFilter(); |
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$filter->setProperty($param); |
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$filter->setVal($val); |
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if (is_array($options)) { |
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$filter->setData($options); |
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} |
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} else { |
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throw new InvalidArgumentException( |
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'Parameter must be an array or a property ident.' |
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); |
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} |
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if ($this->hasModel()) { |
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$property = $filter->property(); |
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View Code Duplication |
if ($property) { |
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$p = $this->model()->p($property); |
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if ($p) { |
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if ($p->l10n()) { |
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$filter->setProperty($p->l10nIdent()); |
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} |
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if ($p->multiple()) { |
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$filter->setOperator('FIND_IN_SET'); |
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} |
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} |
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} |
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} |
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$this->filters[] = $filter; |
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return $this; |
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} |
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/** |
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* @return FilterInterface |
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*/ |
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protected function createFilter() |
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{ |
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$filter = new Filter(); |
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return $filter; |
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} |
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/** |
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* @param array $orders The orders to set. |
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* @return AbstractSource Chainable |
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*/ |
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public function setOrders(array $orders) |
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{ |
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$this->orders = []; |
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foreach ($orders as $o) { |
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$this->addOrder($o); |
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} |
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return $this; |
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} |
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/** |
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* @param array $orders The orders to add. |
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* @return AbstractSource Chainable |
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*/ |
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public function addOrders(array $orders) |
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{ |
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foreach ($orders as $o) { |
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$this->addOrder($o); |
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} |
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return $this; |
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} |
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/** |
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* @return array |
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*/ |
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public function orders() |
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{ |
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return $this->orders; |
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} |
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/** |
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* @param string|array|Order $param The order property, or an Order object / array. |
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* @param string $mode Optional. |
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* @param array $orderOptions Optional. |
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* @throws InvalidArgumentException If the param argument is invalid. |
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* @return SourceInterface Chainable |
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*/ |
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public function addOrder($param, $mode = 'asc', array $orderOptions = null) |
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{ |
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if ($param instanceof OrderInterface) { |
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$order = $param; |
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} elseif (is_array($param)) { |
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$order = $this->createOrder(); |
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$order->setData($param); |
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} elseif (is_string($param)) { |
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$order = $this->createOrder(); |
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$order->setProperty($param); |
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$order->setMode($mode); |
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if (isset($orderOptions['values'])) { |
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$order->setValues($orderOptions['values']); |
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} |
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} else { |
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throw new InvalidArgumentException( |
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'Parameter must be an OrderInterface object or a property ident.' |
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); |
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} |
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View Code Duplication |
if ($this->hasModel()) { |
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$property = $order->property(); |
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if ($property) { |
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$p = $this->model()->p($property); |
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if ($p) { |
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if ($p->l10n()) { |
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$order->setProperty($p->l10nIdent()); |
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} |
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} |
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} |
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} |
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$this->orders[] = $order; |
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return $this; |
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} |
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/** |
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* @return OrderInterface |
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*/ |
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protected function createOrder() |
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{ |
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$order = new Order(); |
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return $order; |
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} |
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/** |
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* @param mixed $param The pagination object or array. |
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* @throws InvalidArgumentException If the argument is not an object or array. |
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* @return SourceInterface Chainable |
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*/ |
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public function setPagination($param) |
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{ |
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if ($param instanceof PaginationInterface) { |
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$this->pagination = $param; |
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} elseif (is_array($param)) { |
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$pagination = $this->createPagination(); |
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$pagination->setData($param); |
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$this->pagination = $pagination; |
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|
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} else { |
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throw new InvalidArgumentException( |
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'Can not set pagination, invalid argument.' |
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); |
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} |
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return $this; |
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} |
401
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|
|
|
402
|
|
|
/** |
403
|
|
|
* Get the pagination object. |
404
|
|
|
* |
405
|
|
|
* If the pagination wasn't set previously, a new (default / blank) Pagination object will be created. |
406
|
|
|
* (Always return a `PaginationInterface` object) |
407
|
|
|
* |
408
|
|
|
* @return PaginationInterface |
409
|
|
|
*/ |
410
|
|
|
public function pagination() |
411
|
|
|
{ |
412
|
|
|
if ($this->pagination === null) { |
413
|
|
|
$this->pagination = $this->createPagination(); |
|
|
|
|
414
|
|
|
} |
415
|
|
|
return $this->pagination; |
416
|
|
|
} |
417
|
|
|
|
418
|
|
|
/** |
419
|
|
|
* @return PaginationInterface |
420
|
|
|
*/ |
421
|
|
|
protected function createPagination() |
422
|
|
|
{ |
423
|
|
|
$pagination = new Pagination(); |
424
|
|
|
return $pagination; |
425
|
|
|
} |
426
|
|
|
|
427
|
|
|
/** |
428
|
|
|
* @param integer $page The page number. |
429
|
|
|
* @throws InvalidArgumentException If the page argument is not numeric. |
430
|
|
|
* @return AbstractSource Chainable |
431
|
|
|
*/ |
432
|
|
|
public function setPage($page) |
433
|
|
|
{ |
434
|
|
|
if (!is_numeric($page)) { |
435
|
|
|
throw new InvalidArgumentException( |
436
|
|
|
'Page must be an integer.' |
437
|
|
|
); |
438
|
|
|
} |
439
|
|
|
$this->pagination()->setPage((int)$page); |
440
|
|
|
return $this; |
441
|
|
|
} |
442
|
|
|
|
443
|
|
|
/** |
444
|
|
|
* @return integer |
445
|
|
|
*/ |
446
|
|
|
public function page() |
447
|
|
|
{ |
448
|
|
|
return $this->pagination()->page(); |
449
|
|
|
} |
450
|
|
|
|
451
|
|
|
/** |
452
|
|
|
* @param integer $num The number of items to retrieve per page. |
453
|
|
|
* @throws InvalidArgumentException If the num per page argument is not numeric. |
454
|
|
|
* @return AbstractSource Chainable |
455
|
|
|
*/ |
456
|
|
|
public function setNumPerPage($num) |
457
|
|
|
{ |
458
|
|
|
if (!is_numeric($num)) { |
459
|
|
|
throw new InvalidArgumentException( |
460
|
|
|
'Num must be an integer.' |
461
|
|
|
); |
462
|
|
|
} |
463
|
|
|
$this->pagination()->setNumPerPage((int)$num); |
464
|
|
|
return $this; |
|
|
|
|
465
|
|
|
} |
466
|
|
|
|
467
|
|
|
/** |
468
|
|
|
* @return integer |
469
|
|
|
*/ |
470
|
|
|
public function numPerPage() |
471
|
|
|
{ |
472
|
|
|
return $this->pagination()->numPerPage(); |
473
|
|
|
} |
474
|
|
|
|
475
|
|
|
/** |
476
|
|
|
* ConfigurableTrait > createConfig() |
477
|
|
|
* |
478
|
|
|
* @param array $data Optional. |
479
|
|
|
* @return SourceConfig |
480
|
|
|
*/ |
481
|
|
|
public function createConfig(array $data = null) |
482
|
|
|
{ |
483
|
|
|
$config = new SourceConfig(); |
484
|
|
|
if (is_array($data)) { |
485
|
|
|
$config->merge($data); |
|
|
|
|
486
|
|
|
} |
487
|
|
|
return $config; |
488
|
|
|
} |
489
|
|
|
|
490
|
|
|
/** |
491
|
|
|
* @param mixed $ident The ID of the item to load. |
492
|
|
|
* @param StorableInterface $item Optional item to load into. |
493
|
|
|
* @return StorableInterface |
494
|
|
|
*/ |
495
|
|
|
abstract public function loadItem($ident, StorableInterface $item = null); |
496
|
|
|
|
497
|
|
|
/** |
498
|
|
|
* @param StorableInterface|null $item The model to load items from. |
499
|
|
|
* @return array |
500
|
|
|
*/ |
501
|
|
|
abstract public function loadItems(StorableInterface $item = null); |
502
|
|
|
|
503
|
|
|
/** |
504
|
|
|
* Save an item (create a new row) in storage. |
505
|
|
|
* |
506
|
|
|
* @param StorableInterface $item The object to save. |
507
|
|
|
* @return mixed The created item ID, or false in case of an error. |
508
|
|
|
*/ |
509
|
|
|
abstract public function saveItem(StorableInterface $item); |
510
|
|
|
|
511
|
|
|
/** |
512
|
|
|
* Update an item in storage. |
513
|
|
|
* |
514
|
|
|
* @param StorableInterface $item The object to update. |
515
|
|
|
* @param array $properties The list of properties to update, if not all. |
516
|
|
|
* @return boolean Success / Failure |
517
|
|
|
*/ |
518
|
|
|
abstract public function updateItem(StorableInterface $item, array $properties = null); |
519
|
|
|
|
520
|
|
|
/** |
521
|
|
|
* Delete an item from storage |
522
|
|
|
* |
523
|
|
|
* @param StorableInterface $item Optional item to delete. If none, the current model object will be used.. |
524
|
|
|
* @return boolean Success / Failure |
525
|
|
|
*/ |
526
|
|
|
abstract public function deleteItem(StorableInterface $item = null); |
527
|
|
|
|
528
|
|
|
/** |
529
|
|
|
* Allow an object to define how the key getter are called. |
530
|
|
|
* |
531
|
|
|
* @param string $key The key to get the getter from. |
532
|
|
|
* @param string $case Optional. The type of case to return. camel, pascal or snake. |
533
|
|
|
* @return string The getter method name, for a given key. |
534
|
|
|
*/ |
535
|
|
View Code Duplication |
protected function getter($key, $case = 'camel') |
|
|
|
|
536
|
|
|
{ |
537
|
|
|
$getter = $key; |
538
|
|
|
|
539
|
|
|
if ($case == 'camel') { |
540
|
|
|
return $this->camelize($getter); |
541
|
|
|
} elseif ($case == 'pascal') { |
542
|
|
|
return $this->pascalize($getter); |
543
|
|
|
} else { |
544
|
|
|
return $getter; |
545
|
|
|
} |
546
|
|
|
} |
547
|
|
|
|
548
|
|
|
/** |
549
|
|
|
* Allow an object to define how the key setter are called. |
550
|
|
|
* |
551
|
|
|
* @param string $key The key to get the setter from. |
552
|
|
|
* @param string $case Optional. The type of case to return. camel, pascal or snake. |
553
|
|
|
* @return string The setter method name, for a given key. |
554
|
|
|
*/ |
555
|
|
View Code Duplication |
protected function setter($key, $case = 'camel') |
|
|
|
|
556
|
|
|
{ |
557
|
|
|
$setter = 'set_'.$key; |
558
|
|
|
|
559
|
|
|
if ($case == 'camel') { |
560
|
|
|
return $this->camelize($setter); |
561
|
|
|
} elseif ($case == 'pascal') { |
562
|
|
|
return $this->pascalize($setter); |
563
|
|
|
} else { |
564
|
|
|
return $setter; |
565
|
|
|
} |
566
|
|
|
} |
567
|
|
|
|
568
|
|
|
/** |
569
|
|
|
* Transform a snake_case string to camelCase. |
570
|
|
|
* |
571
|
|
|
* @param string $str The snake_case string to camelize. |
572
|
|
|
* @return string The camelCase string. |
573
|
|
|
*/ |
574
|
|
|
private function camelize($str) |
575
|
|
|
{ |
576
|
|
|
return lcfirst($this->pascalize($str)); |
577
|
|
|
} |
578
|
|
|
|
579
|
|
|
/** |
580
|
|
|
* Transform a snake_case string to PamelCase. |
581
|
|
|
* |
582
|
|
|
* @param string $str The snake_case string to pascalize. |
583
|
|
|
* @return string The PamelCase string. |
584
|
|
|
*/ |
585
|
|
|
private function pascalize($str) |
586
|
|
|
{ |
587
|
|
|
return implode('', array_map('ucfirst', explode('_', $str))); |
588
|
|
|
} |
589
|
|
|
} |
590
|
|
|
|
Adding a
@return
annotation to a constructor is not recommended, since a constructor does not have a meaningful return value.Please refer to the PHP core documentation on constructors.