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<?php |
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/** |
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* citeproc-php |
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* |
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* @link http://github.com/seboettg/citeproc-php for the source repository |
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* @copyright Copyright (c) 2016 Sebastian Böttger. |
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* @license https://opensource.org/licenses/MIT |
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*/ |
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namespace Seboettg\CiteProc\Rendering; |
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use Seboettg\CiteProc\CiteProc; |
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use Seboettg\CiteProc\Styles\AffixesTrait; |
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use Seboettg\CiteProc\Styles\FormattingTrait; |
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use Seboettg\CiteProc\Styles\TextCaseTrait; |
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/** |
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* Class Label |
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* @package Seboettg\CiteProc\Rendering |
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* |
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* @author Sebastian Böttger <[email protected]> |
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*/ |
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class Label implements RenderingInterface |
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{ |
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use AffixesTrait, |
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FormattingTrait, |
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TextCaseTrait; |
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private $variable; |
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/** |
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* Selects the form of the term, with allowed values: |
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* |
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* - “long” - (default), e.g. “page”/”pages” for the “page” term |
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* - “short” - e.g. “p.”/”pp.” for the “page” term |
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* - “symbol” - e.g. “§”/”§§” for the “section” term |
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* |
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* @var string |
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*/ |
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private $form = ""; |
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/** |
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* Sets pluralization of the term, with allowed values: |
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* |
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* - “contextual” - (default), the term plurality matches that of the variable content. Content is considered |
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* plural when it contains multiple numbers (e.g. “page 1”, “pages 1-3”, “volume 2”, “volumes 2 & 4”), or, in |
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* the case of the “number-of-pages” and “number-of-volumes” variables, when the number is higher than 1 |
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* (“1 volume” and “3 volumes”). |
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* - “always” - always use the plural form, e.g. “pages 1” and “pages 1-3” |
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* - “never” - always use the singular form, e.g. “page 1” and “page 1-3” |
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* |
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* @var string |
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*/ |
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private $plural = "contextual"; |
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/** |
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* Label constructor. |
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* @param \SimpleXMLElement $node |
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*/ |
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public function __construct(\SimpleXMLElement $node) |
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{ |
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/** @var \SimpleXMLElement $attribute */ |
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View Code Duplication |
foreach ($node->attributes() as $attribute) { |
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switch ($attribute->getName()) { |
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case "variable": |
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$this->variable = (string) $attribute; |
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break; |
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case "form": |
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$this->form = (string) $attribute; |
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break; |
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case "plural": |
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$this->plural = (string) $attribute; |
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break; |
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} |
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} |
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$this->initFormattingAttributes($node); |
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$this->initAffixesAttributes($node); |
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$this->initTextCaseAttributes($node); |
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} |
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/** |
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* @param \stdClass $data |
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* @param int|null $citationNumber |
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* @return string |
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*/ |
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public function render($data, $citationNumber = null) |
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{ |
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$lang = (isset($data->language) && $data->language != 'en') ? $data->language : 'en'; |
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$text = ''; |
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$variables = explode(' ', $this->variable); |
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$form = !empty($this->form) ? $this->form : 'long'; |
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$plural = ""; |
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switch ($this->plural) { |
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case 'never': |
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$plural = 'single'; |
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break; |
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case 'always': |
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$plural = 'multiple'; |
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break; |
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case 'contextual': |
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default: |
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} |
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if ($this->variable === "editortranslator") { |
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if (isset($data->editor) && isset($data->translator)) { |
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$plural = $this->getPlural($data, $plural, "editortranslator"); |
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$term = CiteProc::getContext()->getLocale()->filter('terms', "editortranslator", $form); |
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$pluralForm = $term->{$plural}; |
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if (!empty($pluralForm)) { |
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$text = $pluralForm; |
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} |
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} |
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} else { |
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foreach ($variables as $variable) { |
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if (isset($data->{$variable})) { |
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$plural = $this->getPlural($data, $plural, $variable); |
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$term = CiteProc::getContext()->getLocale()->filter('terms', $variable, $form); |
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$var = $data->{$variable}; |
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$pluralForm = $term->{$plural}; |
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if (!empty($var) && !empty($pluralForm)) { |
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$text = $pluralForm; |
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break; |
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} |
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} |
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} |
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} |
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if (empty($text)) { |
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return ""; |
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} |
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if ($this->stripPeriods) { |
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$text = str_replace('.', '', $text); |
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} |
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$text = $this->format($this->applyTextCase($text, $lang)); |
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return $this->addAffixes($text); |
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} |
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private function evaluateStringPluralism($data, $variable) |
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{ |
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$str = $data->{$variable}; |
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$plural = 'single'; |
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if (!empty($str)) { |
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// $regex = '/(?:[0-9],\s*[0-9]|\s+and\s+|&|([0-9]+)\s*[\-\x2013]\s*([0-9]+))/'; |
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switch ($variable) { |
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case 'page': |
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$pageRegex = "/([a-zA-Z]*)([0-9]+)\s*(?:–|-)\s*([a-zA-Z]*)([0-9]+)/"; |
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$err = preg_match($pageRegex, $str, $m); |
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if ($err !== false && count($m) == 0) { |
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$plural = 'single'; |
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} elseif ($err !== false && count($m)) { |
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$plural = 'multiple'; |
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} |
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break; |
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default: |
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if (is_numeric($str)) { |
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return $str > 1 ? 'multiple' : 'single'; |
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} |
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} |
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} |
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return $plural; |
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} |
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/** |
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* @param string $variable |
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*/ |
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public function setVariable($variable) |
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{ |
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$this->variable = $variable; |
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} |
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/** |
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* @param $data |
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* @param $plural |
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* @param $variable |
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* @return string |
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*/ |
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protected function getPlural($data, $plural, $variable) |
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{ |
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if ($variable === "editortranslator") { |
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$var = $data->editor; |
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} else { |
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$var = $data->{$variable}; |
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} |
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if (((!isset($this->plural) || empty($plural))) && !empty($var)) { |
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$count = count($var); |
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if ($count == 1) { |
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$plural = 'single'; |
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return $plural; |
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} elseif ($count > 1) { |
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$plural = 'multiple'; |
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return $plural; |
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} |
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return $plural; |
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} else { |
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if ($this->plural != "always") { |
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$plural = $this->evaluateStringPluralism($data, $variable); |
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return $plural; |
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} |
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return $plural; |
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} |
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} |
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/** |
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* @return string |
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*/ |
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public function getForm() |
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{ |
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return $this->form; |
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} |
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/** |
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* @param string $form |
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*/ |
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public function setForm($form) |
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{ |
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$this->form = $form; |
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} |
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} |
Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.
You can also find more detailed suggestions in the “Code” section of your repository.