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<?php |
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namespace As3\Modlr\Metadata; |
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use As3\Modlr\Exception\MetadataException; |
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/** |
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* Abstract field metadata class used for all Entity fields (attributes and relationships). |
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* Should be loaded using the MetadataFactory, not instantiated directly. |
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* |
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* @author Jacob Bare <[email protected]> |
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*/ |
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abstract class FieldMetadata |
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{ |
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/** |
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* A friendly description of the field. |
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* |
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* @var string |
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*/ |
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public $description; |
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/** |
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* The field key. |
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* |
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* @var string |
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*/ |
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public $key; |
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/** |
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* Determines if this field came from a mixin. |
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* |
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* @var bool |
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*/ |
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public $mixin; |
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/** |
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* Whether this property should be persisted. |
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* |
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* @var bool |
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*/ |
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public $save = true; |
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/** |
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* Determines whether this propety is stored in search. |
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* |
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* @var bool |
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*/ |
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public $searchProperty = false; |
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/** |
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* Constructor. |
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* |
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* @param string $key |
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* @param bool $mixin |
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*/ |
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public function __construct($key, $mixin = false) |
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{ |
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$this->validateKey($key); |
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$this->mixin = (Boolean) $mixin; |
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$this->key = $key; |
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} |
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/** |
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* Enables or disables saving of this property. |
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* |
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* @param bool $bit |
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* @return self |
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*/ |
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public function enableSave($bit = true) |
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{ |
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$this->save = (bool) $bit; |
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return $this; |
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} |
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/** |
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* Gets the field key. |
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* |
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* @return string |
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*/ |
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public function getKey() |
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{ |
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return $this->key; |
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} |
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/** |
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* Determines whether this propety is stored in search. |
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* |
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* @return bool |
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*/ |
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public function isSearchProperty() |
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{ |
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return $this->searchProperty; |
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} |
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/** |
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* Sets whether this property is stored in search. |
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* |
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* @param bool $bit |
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* @return self |
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*/ |
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public function setSearchProperty($bit = true) |
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{ |
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$this->searchProperty = (Boolean) $bit; |
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return $this; |
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} |
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/** |
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* Whether this property should be saved/persisted to the data layer. |
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* |
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* @return bool |
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*/ |
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public function shouldSave() |
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{ |
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return $this->save; |
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} |
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/** |
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* Validates that the field key is not reserved. |
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* |
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* @param string $key |
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* @throws MetadataException |
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*/ |
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protected function validateKey($key) |
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{ |
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$reserved = ['type', 'id']; |
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if (in_array(strtolower($key), $reserved)) { |
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throw MetadataException::reservedFieldKey($key, $reserved); |
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} |
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} |
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} |
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as3io /
modlr
