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<?php |
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namespace SilverStripe\FullTextSearch\Search\Criteria; |
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use SilverStripe\Core\Injector\Injectable; |
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use SilverStripe\FullTextSearch\Search\Adapters\SearchAdapterInterface; |
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use SilverStripe\FullTextSearch\Search\Queries\AbstractSearchQueryWriter; |
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/** |
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* Class SearchCriterion |
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* @package SilverStripe\FullTextSearch\Search\Criteria |
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*/ |
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class SearchCriterion implements SearchCriteriaInterface |
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{ |
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use Injectable; |
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/** |
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* field:value |
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* |
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* @var string |
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*/ |
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const EQUAL = 'EQUAL'; |
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/** |
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* -field:value |
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* |
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* @var string |
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*/ |
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const NOT_EQUAL = 'NOT_EQUAL'; |
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/** |
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* field:[value TO *] |
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* |
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* @var string |
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*/ |
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const GREATER_EQUAL = 'GREATER_EQUAL'; |
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/** |
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* field:{value TO *} |
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* |
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* @var string |
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*/ |
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const GREATER_THAN = 'GREATER_THAN'; |
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/** |
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* field:[* TO value] |
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* |
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* @var string |
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*/ |
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const LESS_EQUAL = 'LESS_EQUAL'; |
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/** |
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* field:{* TO value} |
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* |
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* @var string |
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*/ |
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const LESS_THAN = 'LESS_THAN'; |
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/** |
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* (field:value1 field:value2 field:value3) |
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* |
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* @var string |
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*/ |
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const IN = 'IN'; |
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/** |
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* -(field:value1 field:value2 field:value3) |
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* |
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* @var string |
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*/ |
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const NOT_IN = 'NOT_IN'; |
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/** |
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* field:[* TO *] |
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* |
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* @var string |
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*/ |
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const ISNULL = 'ISNULL'; |
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/** |
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* -field:[* TO *] |
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* |
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* @var string |
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*/ |
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const ISNOTNULL = 'ISNOTNULL'; |
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/** |
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* A custom Criterion with it's own SearchQueryWriter |
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* |
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* @var string |
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*/ |
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const CUSTOM = 'CUSTOM'; |
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/** |
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* @var string |
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*/ |
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protected $comparison; |
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/** |
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* The table and field that this Criterion is applied to. |
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* |
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* @var string |
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*/ |
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protected $target; |
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/** |
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* @var mixed |
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*/ |
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protected $value; |
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/** |
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* @var SearchAdapterInterface |
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*/ |
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protected $adapter; |
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/** |
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* @var AbstractSearchQueryWriter |
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*/ |
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protected $searchQueryWriter; |
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/** |
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* @param string $target |
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* @param string|array $value |
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* @param string|null $comparison |
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* @param AbstractSearchQueryWriter $searchQueryWriter |
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*/ |
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public function __construct( |
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$target, |
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$value, |
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$comparison = null, |
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AbstractSearchQueryWriter $searchQueryWriter = null |
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) { |
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// EQUAL is our default comparison. |
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if ($comparison === null) { |
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$comparison = SearchCriterion::EQUAL; |
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} |
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$this->setTarget($target); |
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$this->setValue($value); |
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$this->setComparison($comparison); |
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$this->setSearchQueryWriter($searchQueryWriter); |
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} |
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/** |
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* @return SearchAdapterInterface |
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*/ |
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public function getAdapter() |
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{ |
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return $this->adapter; |
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} |
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/** |
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* @param SearchAdapterInterface $adapter |
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* @return $this |
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*/ |
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public function setAdapter(SearchAdapterInterface $adapter) |
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{ |
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$this->adapter = $adapter; |
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return $this; |
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} |
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/** |
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* @param string $ps |
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* @return void |
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* @throws \Exception |
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*/ |
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public function appendPreparedStatementTo(&$ps) |
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{ |
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$adapter = $this->getAdapter(); |
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if (!$adapter instanceof SearchAdapterInterface) { |
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throw new \Exception('No adapter has been applied to SearchCriteria'); |
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} |
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$ps .= $adapter->generateQueryString($this); |
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} |
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/** |
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* String values should be passed into our filter string with quotation marks and escaping. |
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* |
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* @param string $value |
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* @return string |
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*/ |
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public function getQuoteValue($value) |
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{ |
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if (is_string($value)) { |
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return sprintf('"%s"', $value); |
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} |
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return $value; |
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} |
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/** |
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* @return AbstractSearchQueryWriter |
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*/ |
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public function getSearchQueryWriter() |
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{ |
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return $this->searchQueryWriter; |
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} |
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/** |
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* @param AbstractSearchQueryWriter $searchQueryWriter |
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* @return $this |
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*/ |
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public function setSearchQueryWriter($searchQueryWriter) |
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{ |
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$this->searchQueryWriter = $searchQueryWriter; |
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return $this; |
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} |
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/** |
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* @return string |
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*/ |
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public function getComparison() |
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{ |
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return $this->comparison; |
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} |
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/** |
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* @param string|null $comparison |
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* @return $this |
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*/ |
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protected function setComparison($comparison) |
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{ |
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$this->comparison = $comparison; |
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return $this; |
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} |
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/** |
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* @return string |
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*/ |
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public function getTarget() |
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{ |
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return $this->target; |
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} |
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/** |
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* @param string $target |
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* @return $this |
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*/ |
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protected function setTarget($target) |
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{ |
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$this->target = $target; |
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return $this; |
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} |
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/** |
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* @return string|array |
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*/ |
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public function getValue() |
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{ |
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return $this->value; |
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} |
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/** |
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* @param string|array $value |
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* @return $this |
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*/ |
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protected function setValue($value) |
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{ |
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$this->value = $value; |
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return $this; |
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} |
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} |
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