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<?php |
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/** |
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* Particle. |
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* |
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* @link http://github.com/particle-php for the canonical source repository |
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* @copyright Copyright (c) 2005-2016 Particle (http://particle-php.com) |
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* @license https://github.com/particle-php/Filter/blob/master/LICENSE New BSD License |
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*/ |
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namespace Particle\Filter\FilterRule; |
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use Particle\Filter\FilterRule; |
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/** |
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* Class Slug |
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* |
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* @package Particle\Filter\FilterRule |
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*/ |
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class Slug extends FilterRule |
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{ |
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/** |
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* Allows a default value to be set if no data key was provided |
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* |
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* @var bool |
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*/ |
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protected $allowNotSet = true; |
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/** |
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* @var string |
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*/ |
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private $fieldToSlugFrom; |
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/** |
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* @var string |
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*/ |
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private $transliterator = 'Any-Latin; Latin-ASCII; NFD; [:Nonspacing Mark:] Remove; NFC; [:Punctuation:] Remove; Lower();'; |
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/** |
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* @param string $fieldToSlugFrom |
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*/ |
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public function __construct($fieldToSlugFrom) |
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{ |
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$this->fieldToSlugFrom = $fieldToSlugFrom; |
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} |
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/** |
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* Slug the value of either the actual field of the given one. |
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* |
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* @param mixed $value |
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* @return string |
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*/ |
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public function filter($value) |
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{ |
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if (empty($value) && isset($this->filterData[$this->fieldToSlugFrom])) { |
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$value = $this->filterData[$this->fieldToSlugFrom]; |
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} |
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if (is_null($value)) { |
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return $this->setEmpty(); |
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} |
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$value = transliterator_transliterate($this->transliterator, $value); |
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$value = iconv("UTF-8", "ASCII//TRANSLIT//IGNORE", $value); |
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$value = preg_replace('/[-$?\s]+/', '-', $value); |
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$value = trim($value, '-'); |
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return strtolower($value); |
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} |
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} |
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particle-php /
Filter
