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   1  <?php
   2  // $Id: ufo.module,v 1.2 2008/09/07 19:42:14 stuartgreenfield Exp $
   3  
   4  /**
   5   * SWF Tools - UFO
   6   *
   7   * Enables the use of Bobby Van der Sluis's ufo.js which provides image replacement
   8   * for Flash content. ufo.js must be downloaded separately (add the whole zip
   9   * file to swftools/shared/
  10   *
  11   * Author's Site.
  12   * http://www.bobbyvandersluis.com/ufo/
  13   */
  14  
  15  function ufo_swftools_methods() {
  16    $methods = array();
  17    $methods[SWFTOOLS_EMBED_METHOD]['ufo_replace'] = array (
  18      'name'        => 'ufo_replace',
  19      'module'      => 'ufo',
  20      'shared_file' => 'ufo/ufo.js',
  21      'title'       => t('UFO - JavaScript'),
  22      'download'    => 'http://www.bobbyvandersluis.com/ufo/',
  23    );
  24    return $methods;
  25  }
  26  
  27  /**
  28   * Implementation of swftools_embed hook
  29   * Returns the markup for the page, plus set necessary javascript.
  30   */
  31  function ufo_swftools_embed($action = 'add_js', $methods = FALSE, $vars = FALSE, $html_alt = '') {
  32  
  33    static $ufo_has_run;
  34    static $ufo_id = 0;
  35  
  36    // Output javascript to the header
  37    if (!$ufo_has_run) {
  38      // Add ufo.js
  39      drupal_add_js(swftools_get_player_path() .'/ufo/ufo.js');
  40      drupal_add_js(_ufo_header_js(), 'inline', 'header');
  41      $ufo_has_run = TRUE;
  42      if ($action == 'add_js') {
  43        // Exit early having put the javascript in the header.
  44        return;
  45      }
  46    }
  47  
  48    static $unique_id = 0;
  49    $unique_id++;
  50  
  51    $html = '<div id="ufo-id-'. time() . $unique_id . '" class="swftools ufo" '.
  52             swftools_json_params($vars->params, 'swftools') .' '.">\n".
  53             $html_alt .
  54             '</div>';
  55    return $html;
  56  }
  57  
  58  /**
  59   * The jQuery code that will try to replace all elements after the page loads.
  60   * This parses the JSON out of the 'swftools' attribute of all class="ufo" divs. *
  61   */
  62  function _ufo_header_js() {
  63  
  64    $js = "
  65    $(document).ready(function(){
  66      $('.ufo').each(function(i){
  67        params = Drupal.parseJson($(this).attr('swftools'));
  68            var FO = { movie: params['src'], width: params['width'], height: params['height'],
  69                       majorversion: params['version'], build: '0', xi: 'false',
  70                       quality: params['quality'], wmode: params['wmode'], align: params['align'],
  71                   salign: params['salign'], play: params['play'], loop: params['loop'],
  72                   menu: params['menu'], base: params['base'], flashvars: params['flashvars'],
  73                   allowfullscreen: 'true'
  74                       };
  75        UFO.create(FO, this.id);
  76      });
  77    });
  78    ";
  79    return $js;
  80  }