include/Text/Wiki/Render/Latex/Image.php

   1 <?php
   2 class Text_Wiki_Render_Latex_Image extends Text_Wiki_Render {
   3
   4     var $conf = array(
   5         'base' => '/'
   6     );
   7
   8
   9     /**
  10     *
  11     * Renders a token into text matching the requested format.
  12     *
  13     * @access public
  14     *
  15     * @param array $options The "options" portion of the token (second
  16     * element).
  17     *
  18     * @return string The text rendered from the token options.
  19     *
  20     */
  21
  22     function token($options)
  23     {
  24         return 'Image: NI';
  25
  26         $src = '"' .
  27             $this->getConf('base', '/') .
  28             $options['src'] . '"';
  29
  30         if (isset($options['attr']['link'])) {
  31
  32             // this image has a link
  33             if (strpos($options['attr']['link'], '://')) {
  34                 // it's a URL
  35                 $href = $options['attr']['link'];
  36             } else {
  37                 $href = $this->wiki->getRenderConf('xhtml', 'wikilink', 'view_url') .
  38                     $options['attr']['link'];
  39             }
  40
  41         } else {
  42             // image is not linked
  43             $href = null;
  44         }
  45
  46         // unset these so they don't show up as attributes
  47         unset($options['attr']['link']);
  48
  49         $attr = '';
  50         $alt = false;
  51         foreach ($options['attr'] as $key => $val) {
  52             if (strtolower($key) == 'alt') {
  53                 $alt = true;
  54             }
  55             $attr .= " $key=\"$val\"";
  56         }
  57
  58         // always add an "alt" attribute per Stephane Solliec
  59         if (! $alt) {
  60             $attr .= ' alt="' . basename($options['src']) . '"';
  61         }
  62
  63         if ($href) {
  64             return "<a href=\"$href\"><img src=$src$attr/></a>";
  65         } else {
  66             return "<img src=$src$attr/>";
  67         }
  68     }
  69 }
  70 ?>