wrvideo.body.php

   1 <?php
   2 /* This extension embeds a video in a mediawiki page.
   3 Currently vimeo is supported.
   4
   5
   6 To embed the vimeo video
   7 https://vimeo.com/104778486
   8
   9 the following HTML code has to be inserted into mediawiki:
  10 <iframe src="//player.vimeo.com/video/104778486?byline=0&amp;portrait=0&amp;color=51735d" width="500" height="281" frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>
  11
  12 This extension allows this by the following tag:
  13 <wrvideo id="104778486" />
  14 <wrvideo id="104778486" width="500" height="281" />
  15 */
  16
  17
  18 // WrVideo
  19 // -------
  20
  21 class WrVideo {
  22         /// Renders the <video> tag.
  23         /// @param $content string - the content of the <video> tag
  24         /// @param $args array - the array of attribute name/value pairs for the tag
  25         /// @param $parser Parser - the MW Parser object for the current page
  26         ///
  27         /// @return string - the html for rendering the map
  28         public static function render($content, $args, $parser, $frame) {
  29                 $parserOutput = $parser->getOutput();
  30                 $parserOutput->addModules(['ext.wrvideo']);
  31
  32                 try {
  33                         // default properties
  34                         $properties = array('width' => 500, 'height' => 281);
  35
  36                         // video properties
  37                         if (isset($args['id'])) $properties['id'] = (int) $args['id']; // video ID
  38                         if (isset($args['width'])) $properties['width'] = (int) $args['width']; // width as int value
  39                         if (isset($args['height'])) $properties['height'] = (int) $args['height']; // height as int value
  40
  41                         // verify properties
  42                         if (!isset($properties['id'])) throw new Exception(wfMessage('wrvideo-error-no-id')->text());
  43
  44                         // build iframe
  45                         $doc = new DOMDocument();
  46                         $child = $doc->appendChild($doc->createElement('iframe'));
  47                         $child->setAttribute('src', '//player.vimeo.com/video/' . $properties['id'] . '?byline=0&amp;portrait=0&amp;color=014e9a');
  48                         $child->setAttribute('width', $properties['width']);
  49                         $child->setAttribute('height', $properties['height']);
  50                         $child->setAttribute('frameborder', 0);
  51                         $child->setAttribute('webkitallowfullscreen', '');
  52                         $child->setAttribute('mozallowfullscreen', '');
  53                         $child->setAttribute('allowfullscreen', '');
  54                 } catch (Exception $e) {
  55                         $doc = new DOMDocument();
  56                         $child = $doc->appendChild($doc->createElement('div'));
  57                         $child->setAttribute('class', 'error');
  58                         $child->appendChild($doc->createTextNode(wfMessage('wrvideo-error-msg')->text() . $e->getMessage()));
  59                 }
  60                 return array($doc->saveHTML($doc->firstChild), 'markerType' => 'nowiki');
  61         }
  62
  63         public static function ParserFirstCallInitHook(Parser &$parser) {
  64                 $parser->setHook('wrvideo', 'WrVideo::render');
  65                 return true;
  66         }
  67
  68 }
  69
  70 ?>