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<?php |
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namespace Goetas\Twital\EventSubscriber; |
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use Goetas\Twital\EventDispatcher\CompilerEvents; |
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use Goetas\Twital\EventDispatcher\SourceEvent; |
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use Symfony\Component\EventDispatcher\EventSubscriberInterface; |
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/** |
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* |
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* @author Asmir Mustafic <[email protected]> |
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* |
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*/ |
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class CustomNamespaceRawSubscriber implements EventSubscriberInterface |
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{ |
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protected $customNamespaces = array(); |
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public function __construct(array $customNamespaces) |
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{ |
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$this->customNamespaces = $customNamespaces; |
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} |
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public static function getSubscribedEvents() |
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{ |
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return array( |
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CompilerEvents::PRE_LOAD => 'addCustomNamespace', |
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CompilerEvents::POST_DUMP => 'removeCustomNamespaces', |
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); |
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} |
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public function addCustomNamespace(SourceEvent $event) |
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{ |
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$xml = $event->getTemplate(); |
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$mch = null; |
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if (preg_match('~<(([a-z0-9\-_]+):)?([a-z0-9\-_]+)~i', $xml, $mch, PREG_OFFSET_CAPTURE)) { |
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$addPos = $mch[0][1] + strlen($mch[0][0]); |
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foreach ($this->customNamespaces as $prefix => $ns) { |
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if (!preg_match('/\sxmlns:([a-z0-9\-]+)="' . preg_quote($ns, '/') . '"/', $xml) && !preg_match('/\sxmlns:([a-z0-9\-]+)=".*?"/', $xml)) { |
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$xml = substr_replace($xml, ' xmlns:' . $prefix . '="' . $ns . '"', $addPos, 0); |
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} |
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} |
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$event->setTemplate($xml); |
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} |
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} |
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public function removeCustomNamespaces(SourceEvent $event) |
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{ |
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$template = $event->getTemplate(); |
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foreach ($this->customNamespaces as $prefix => $ns) { |
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$template = preg_replace('#<(.*) xmlns:' . $prefix . '="' . $ns . '"(.*)>#mi', "<\\1\\2>", $template); |
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} |
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$event->setTemplate($template); |
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} |
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} |
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goetas /
twital
