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<?php |
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/** |
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* Created by Gorlum 19.08.2016 20:35 |
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*/ |
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namespace Common; |
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/** |
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* Accessors storage |
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* |
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* TODO - make magic method access to accessors ???????? |
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* |
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* @package Common |
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*/ |
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class Accessors { |
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/** |
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* Array of accessors - getters/setters/etc |
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* |
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* @var callable[][] |
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*/ |
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protected $accessors = array(); |
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/** |
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* Assign accessor to a named variable |
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* |
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* Different accessors have different signatures - you should look carefully before assigning accessor |
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* |
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* @param string $varName |
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* @param string $accessor - type of accessor getter/setter/importer/exporter/etc |
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* @param callable $callable |
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* |
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* @throws \Exception |
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*/ |
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public function setAccessor($varName, $accessor, $callable) { |
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if (empty($callable)) { |
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return; |
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} |
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if (is_callable($callable)) { |
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// Converting method array-callable to closure |
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if(is_array($callable) && count($callable) == 2 && is_object($callable[0])) { |
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$method = new \ReflectionMethod($callable[0], $callable[1]); |
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$callable = $method->getClosure($callable[0]); |
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} |
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$this->accessors[$varName][$accessor] = $callable; |
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} else { |
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throw new \Exception('Error assigning callable in ' . get_called_class() . '::setAccessor()! Callable typed [' . $accessor . '] is not a callable or not accessible in the scope'); |
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} |
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} |
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/** |
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* Gets accessor for later use |
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* |
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* @param string $varName |
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* @param string $accessor |
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* |
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* @return callable|null |
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*/ |
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public function getAccessor($varName, $accessor) { |
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return isset($this->accessors[$varName][$accessor]) ? $this->accessors[$varName][$accessor] : null; |
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} |
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/** |
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* @param string $varName |
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* @param string $accessor |
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* |
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* @return bool |
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*/ |
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public function haveAccessor($varName, $accessor) { |
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return isset($this->accessors[$varName][$accessor]); |
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} |
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/** |
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* @param string $varName |
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* @param string $accessor |
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* @param array $params |
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* |
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* @return mixed |
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* @throws \Exception |
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*/ |
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public function invokeAccessor($varName, $accessor, $params) { |
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if (!$this->haveAccessor($varName, $accessor)) { |
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throw new \Exception("No [{$accessor}] accessor found for variable [{$varName}] on " . get_called_class() . "::" . __METHOD__); |
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} |
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return call_user_func_array($this->getAccessor($varName, $accessor), $params); |
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} |
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} |
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supernova-ws /
SuperNova
