51ff3226 |
1 | <?php |
2 | /** |
3 | * Smarty plugin |
4 | * @package Smarty |
5 | * @subpackage plugins |
6 | */ |
7 | |
8 | |
9 | /** |
10 | * Smarty {mailto} function plugin |
11 | * |
12 | * Type: function<br> |
13 | * Name: mailto<br> |
14 | * Date: May 21, 2002 |
15 | * Purpose: automate mailto address link creation, and optionally |
16 | * encode them.<br> |
17 | * Input:<br> |
18 | * - address = e-mail address |
19 | * - text = (optional) text to display, default is address |
20 | * - encode = (optional) can be one of: |
21 | * * none : no encoding (default) |
22 | * * javascript : encode with javascript |
23 | * * hex : encode with hexidecimal (no javascript) |
24 | * - cc = (optional) address(es) to carbon copy |
25 | * - bcc = (optional) address(es) to blind carbon copy |
26 | * - subject = (optional) e-mail subject |
27 | * - newsgroups = (optional) newsgroup(s) to post to |
28 | * - followupto = (optional) address(es) to follow up to |
29 | * - extra = (optional) extra tags for the href link |
30 | * |
31 | * Examples: |
32 | * <pre> |
33 | * {mailto address="me@domain.com"} |
34 | * {mailto address="me@domain.com" encode="javascript"} |
35 | * {mailto address="me@domain.com" encode="hex"} |
36 | * {mailto address="me@domain.com" subject="Hello to you!"} |
37 | * {mailto address="me@domain.com" cc="you@domain.com,they@domain.com"} |
38 | * {mailto address="me@domain.com" extra='class="mailto"'} |
39 | * </pre> |
40 | * @link http://smarty.php.net/manual/en/language.function.mailto.php {mailto} |
41 | * (Smarty online manual) |
42 | * @version 1.2 |
43 | * @author Monte Ohrt <monte@ispi.net> |
44 | * @author credits to Jason Sweat (added cc, bcc and subject functionality) |
45 | * @param array |
46 | * @param Smarty |
47 | * @return string |
48 | */ |
49 | function smarty_function_mailto($params, &$smarty) |
50 | { |
51 | $extra = ''; |
52 | extract($params); |
53 | |
54 | if (empty($address)) { |
55 | $smarty->trigger_error("mailto: missing 'address' parameter"); |
56 | return; |
57 | } |
58 | |
59 | if (empty($text)) { |
60 | $text = $address; |
61 | } |
62 | |
63 | // netscape and mozilla do not decode %40 (@) in BCC field (bug?) |
64 | // so, don't encode it. |
65 | |
66 | $mail_parms = array(); |
67 | if (!empty($cc)) { |
68 | $mail_parms[] = 'cc='.str_replace('%40','@',rawurlencode($cc)); |
69 | } |
70 | |
71 | if (!empty($bcc)) { |
72 | $mail_parms[] = 'bcc='.str_replace('%40','@',rawurlencode($bcc)); |
73 | } |
74 | |
75 | if (!empty($subject)) { |
76 | $mail_parms[] = 'subject='.rawurlencode($subject); |
77 | } |
78 | |
79 | if (!empty($newsgroups)) { |
80 | $mail_parms[] = 'newsgroups='.rawurlencode($newsgroups); |
81 | } |
82 | |
83 | if (!empty($followupto)) { |
84 | $mail_parms[] = 'followupto='.str_replace('%40','@',rawurlencode($followupto)); |
85 | } |
86 | |
87 | $mail_parm_vals = ''; |
88 | for ($i=0; $i<count($mail_parms); $i++) { |
89 | $mail_parm_vals .= (0==$i) ? '?' : '&'; |
90 | $mail_parm_vals .= $mail_parms[$i]; |
91 | } |
92 | $address .= $mail_parm_vals; |
93 | |
94 | if (empty($encode)) { |
95 | $encode = 'none'; |
96 | } elseif (!in_array($encode,array('javascript','hex','none')) ) { |
97 | $smarty->trigger_error("mailto: 'encode' parameter must be none, javascript or hex"); |
98 | return; |
99 | } |
100 | |
101 | if ($encode == 'javascript' ) { |
102 | $string = 'document.write(\'<a href="mailto:'.$address.'" '.$extra.'>'.$text.'</a>\');'; |
103 | |
104 | for ($x=0; $x < strlen($string); $x++) { |
105 | $js_encode .= '%' . bin2hex($string[$x]); |
106 | } |
107 | |
108 | return '<script type="text/javascript" language="javascript">eval(unescape(\''.$js_encode.'\'))</script>'; |
109 | |
110 | } elseif ($encode == 'hex') { |
111 | |
112 | preg_match('!^(.*)(\?.*)$!',$address,$match); |
113 | if(!empty($match[2])) { |
114 | $smarty->trigger_error("mailto: hex encoding does not work with extra attributes. Try javascript."); |
115 | return; |
116 | } |
117 | for ($x=0; $x < strlen($address); $x++) { |
118 | if(preg_match('!\w!',$address[$x])) { |
119 | $address_encode .= '%' . bin2hex($address[$x]); |
120 | } else { |
121 | $address_encode .= $address[$x]; |
122 | } |
123 | } |
124 | for ($x=0; $x < strlen($text); $x++) { |
125 | $text_encode .= '&#x' . bin2hex($text[$x]).';'; |
126 | } |
127 | |
128 | return '<a href="mailto:'.$address_encode.'" '.$extra.'>'.$text_encode.'</a>'; |
129 | |
130 | } else { |
131 | // no encoding |
132 | return '<a href="mailto:'.$address.'" '.$extra.'>'.$text.'</a>'; |
133 | |
134 | } |
135 | |
136 | } |
137 | |
138 | /* vim: set expandtab: */ |
139 | |
140 | ?> |