1: <?php
 2: /**
 3:  * @package Wicked
 4:  */
 5: class Text_Wiki_Render_Xhtml_Url extends Text_Wiki_Render
 6: {
 7:     public $conf = array(
 8:         'target' => '_blank'
 9:     );
10: 
11:     /**
12:      * Renders a token into text matching the requested format.
13:      *
14:      * @param array $options  The "options" portion of the token (second
15:      *                        element).
16:      *
17:      * @return string  The text rendered from the token options.
18:      */
19:     public function token($options)
20:     {
21:         // Create local variables from the options array (text, href,
22:         // type).
23:         extract($options);
24: 
25:         // Find the rightmost dot and determine the filename
26:         // extension.
27:         $pos = strrpos($href, '.');
28:         $ext = Horde_String::lower(substr($href, $pos + 1));
29:         $href = htmlspecialchars($href);
30: 
31:         // Allow for alternative targets on non-anchor HREFs.
32:         if ($href[0] == '#') {
33:             $target = '';
34:         } else {
35:             $target = $this->getConf('target', '');
36:         }
37: 
38:         $output = Horde::link(Horde::externalUrl($href), $href, 'external', htmlspecialchars($target)) . htmlspecialchars($text) . '</a>';
39: 
40:         // Make numbered references look like footnotes.
41:         if ($type == 'footnote') {
42:             $output = '<sup>' . $output . '</sup>';
43:         }
44: 
45:         return $output;
46:     }
47: }
48: