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<?php |
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/** |
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* Webino (http://webino.sk) |
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* |
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* @link https://github.com/webino/WebinoDraw for the canonical source repository |
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* @copyright Copyright (c) 2012-2017 Webino, s. r. o. (http://webino.sk) |
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* @author Peter Bačinský <[email protected]> |
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* @license BSD-3-Clause |
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*/ |
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namespace WebinoDraw\Draw\Helper; |
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use WebinoDraw\Dom\Attr; |
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use WebinoDraw\Dom\NodeList; |
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use WebinoDraw\VarTranslator\Translation; |
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use Zend\I18n\Translator\TranslatorInterface; |
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/** |
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* Class Translate |
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*/ |
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class Translate extends Element |
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{ |
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/** |
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* Draw helper service name |
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*/ |
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const SERVICE = 'webinodrawtranslate'; |
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/** |
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* @var TranslatorInterface |
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*/ |
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protected $translator; |
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/** |
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* @param TranslatorInterface|object $translator |
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*/ |
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public function __construct(TranslatorInterface $translator) |
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{ |
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$this->translator = $translator; |
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} |
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/** |
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* @param TranslatorInterface $translator |
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* @return $this |
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*/ |
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public function setTranslator(TranslatorInterface $translator) |
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{ |
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$this->translator = $translator; |
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return $this; |
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} |
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/** |
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* @param NodeList $nodes |
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* @param array $spec |
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* @return self |
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*/ |
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public function drawNodes(NodeList $nodes, array $spec) |
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{ |
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$remainNodes = $this->translateAttribNodes($nodes, $this->resolveTextDomain($spec)); |
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if (empty($remainNodes)) { |
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// return early when all nodes were attribs |
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return $this; |
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} |
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return parent::drawNodes($nodes->create($remainNodes), $spec); |
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} |
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/** |
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* @param string $value |
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* @param Translation $varTranslation |
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* @param array $spec |
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* @return string |
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*/ |
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public function translateValue($value, Translation $varTranslation, array $spec) |
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{ |
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$varValue = trim(parent::translateValue($value, $varTranslation, $spec)); |
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if (empty($varValue)) { |
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return ''; |
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} |
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return $this->translator->translate($varValue, $this->resolveTextDomain($spec)); |
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} |
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/** |
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* @param NodeList $nodes |
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* @param string $textDomain |
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* @return array |
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*/ |
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protected function translateAttribNodes(NodeList $nodes, $textDomain) |
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{ |
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$remainNodes = []; |
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foreach ($nodes as $node) { |
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if ($node instanceof Attr && !$node->isEmpty()) { |
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$node->nodeValue = $this->translator->translate($node->nodeValue, $textDomain); |
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} |
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$remainNodes[] = $node; |
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} |
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return $remainNodes; |
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} |
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/** |
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* @param array $spec |
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* @return string |
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*/ |
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protected function resolveTextDomain(array $spec) |
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{ |
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// TODO inversion of control (spec object) |
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return !empty($spec['text_domain']) ? $spec['text_domain'] : 'default'; |
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} |
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} |
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webino /
WebinoDraw
