|
1 <?php |
|
2 // vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: |
|
3 /** |
|
4 * Url rule end renderer for Xhtml |
|
5 * |
|
6 * PHP versions 4 and 5 |
|
7 * |
|
8 * @category Text |
|
9 * @package Text_Wiki |
|
10 * @author Paul M. Jones <pmjones@php.net> |
|
11 * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 |
|
12 * @version CVS: $Id: Url.php,v 1.13 2006/02/10 23:07:03 toggg Exp $ |
|
13 * @link http://pear.php.net/package/Text_Wiki |
|
14 */ |
|
15 |
|
16 /** |
|
17 * This class renders URL links in XHTML. |
|
18 * |
|
19 * @category Text |
|
20 * @package Text_Wiki |
|
21 * @author Paul M. Jones <pmjones@php.net> |
|
22 * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 |
|
23 * @version Release: @package_version@ |
|
24 * @link http://pear.php.net/package/Text_Wiki |
|
25 */ |
|
26 class Text_Wiki_Render_Xhtml_Url extends Text_Wiki_Render { |
|
27 |
|
28 |
|
29 var $conf = array( |
|
30 'target' => '_blank', |
|
31 'images' => true, |
|
32 'img_ext' => array('jpg', 'jpeg', 'gif', 'png'), |
|
33 'css_inline' => null, |
|
34 'css_footnote' => null, |
|
35 'css_descr' => null, |
|
36 'css_img' => null |
|
37 ); |
|
38 |
|
39 /** |
|
40 * |
|
41 * Renders a token into text matching the requested format. |
|
42 * |
|
43 * @access public |
|
44 * |
|
45 * @param array $options The "options" portion of the token (second |
|
46 * element). |
|
47 * |
|
48 * @return string The text rendered from the token options. |
|
49 * |
|
50 */ |
|
51 |
|
52 function token($options) |
|
53 { |
|
54 global $email; |
|
55 // create local variables from the options array (text, |
|
56 // href, type) |
|
57 extract($options); |
|
58 |
|
59 $quote = '"'; |
|
60 |
|
61 // find the rightmost dot and determine the filename |
|
62 // extension. |
|
63 $pos = strrpos($href, '.'); |
|
64 $ext = strtolower(substr($href, $pos + 1)); |
|
65 |
|
66 if(substr($href, 0, 7) == 'mailto:') |
|
67 { |
|
68 $a = substr($href, 7); |
|
69 $code = $email->encryptEmail($a, '', '', $text); |
|
70 return $code; |
|
71 } |
|
72 |
|
73 $href = $this->textEncode($href); |
|
74 |
|
75 // does the filename extension indicate an image file? |
|
76 if ($this->getConf('images') && |
|
77 in_array($ext, $this->getConf('img_ext', array()))) { |
|
78 |
|
79 // create alt text for the image |
|
80 if (! isset($text) || $text == '') { |
|
81 $text = basename($href); |
|
82 $text = $this->textEncode($text); |
|
83 } |
|
84 |
|
85 // generate an image tag |
|
86 $css = $this->formatConf(' class="%s"', 'css_img'); |
|
87 $output = "<img$css src={$quote}$href{$quote} alt={$quote}$text{$quote} />"; |
|
88 |
|
89 } else { |
|
90 |
|
91 // should we build a target clause? |
|
92 if ($href{0} == '#' || |
|
93 strtolower(substr($href, 0, 7)) == 'mailto:') { |
|
94 // targets not allowed for on-page anchors |
|
95 // and mailto: links. |
|
96 $target = ''; |
|
97 } else { |
|
98 // allow targets on non-anchor non-mailto links |
|
99 $target = $this->getConf('target'); |
|
100 } |
|
101 |
|
102 // generate a regular link (not an image) |
|
103 $text = $this->textEncode($text); |
|
104 $css = $this->formatConf(' class="%s"', "css_$type"); |
|
105 $output = "<a$css href={$quote}$href{$quote}"; |
|
106 |
|
107 if ($target) { |
|
108 // use a "popup" window. this is XHTML compliant, suggested by |
|
109 // Aaron Kalin. uses the $target as the new window name. |
|
110 $target = $this->textEncode($target); |
|
111 $output .= " onclick={$quote}window.open(this.href, '$target');"; |
|
112 $output .= " return false;{$quote}"; |
|
113 } |
|
114 |
|
115 // finish up output |
|
116 $output .= ">$text</a>"; |
|
117 |
|
118 // make numbered references look like footnotes when no |
|
119 // CSS class specified, make them superscript by default |
|
120 if ($type == 'footnote' && ! $css) { |
|
121 $output = '<sup>' . $output . '</sup>'; |
|
122 } |
|
123 } |
|
124 |
|
125 return $output; |
|
126 } |
|
127 } |
|
128 ?> |