5 * @subpackage plugins
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10 * Smarty {mailto} function plugin
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12 * Type: function<br>
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14 * Date: May 21, 2002
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15 * Purpose: automate mailto address link creation, and optionally
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18 * - address = e-mail address
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19 * - text = (optional) text to display, default is address
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20 * - encode = (optional) can be one of:
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21 * * none : no encoding (default)
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22 * * javascript : encode with javascript
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23 * * hex : encode with hexidecimal (no javascript)
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24 * - cc = (optional) address(es) to carbon copy
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25 * - bcc = (optional) address(es) to blind carbon copy
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26 * - subject = (optional) e-mail subject
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27 * - newsgroups = (optional) newsgroup(s) to post to
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28 * - followupto = (optional) address(es) to follow up to
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29 * - extra = (optional) extra tags for the href link
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33 * {mailto address="me@domain.com"}
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34 * {mailto address="me@domain.com" encode="javascript"}
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35 * {mailto address="me@domain.com" encode="hex"}
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36 * {mailto address="me@domain.com" subject="Hello to you!"}
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37 * {mailto address="me@domain.com" cc="you@domain.com,they@domain.com"}
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38 * {mailto address="me@domain.com" extra='class="mailto"'}
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40 * @link http://smarty.php.net/manual/en/language.function.mailto.php {mailto}
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41 * (Smarty online manual)
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43 * @author Monte Ohrt <monte@ispi.net>
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44 * @author credits to Jason Sweat (added cc, bcc and subject functionality)
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49 function smarty_function_mailto($params, &$smarty)
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54 if (empty($address)) {
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55 $smarty->trigger_error("mailto: missing 'address' parameter");
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63 // netscape and mozilla do not decode %40 (@) in BCC field (bug?)
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64 // so, don't encode it.
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66 $mail_parms = array();
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68 $mail_parms[] = 'cc='.str_replace('%40','@',rawurlencode($cc));
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72 $mail_parms[] = 'bcc='.str_replace('%40','@',rawurlencode($bcc));
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75 if (!empty($subject)) {
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76 $mail_parms[] = 'subject='.rawurlencode($subject);
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79 if (!empty($newsgroups)) {
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80 $mail_parms[] = 'newsgroups='.rawurlencode($newsgroups);
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83 if (!empty($followupto)) {
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84 $mail_parms[] = 'followupto='.str_replace('%40','@',rawurlencode($followupto));
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87 $mail_parm_vals = '';
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88 for ($i=0; $i<count($mail_parms); $i++) {
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89 $mail_parm_vals .= (0==$i) ? '?' : '&';
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90 $mail_parm_vals .= $mail_parms[$i];
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92 $address .= $mail_parm_vals;
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94 if (empty($encode)) {
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96 } elseif (!in_array($encode,array('javascript','hex','none')) ) {
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97 $smarty->trigger_error("mailto: 'encode' parameter must be none, javascript or hex");
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101 if ($encode == 'javascript' ) {
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102 $string = 'document.write(\'<a href="mailto:'.$address.'" '.$extra.'>'.$text.'</a>\');';
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104 for ($x=0; $x < strlen($string); $x++) {
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105 $js_encode .= '%' . bin2hex($string[$x]);
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108 return '<script type="text/javascript" language="javascript">eval(unescape(\''.$js_encode.'\'))</script>';
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110 } elseif ($encode == 'hex') {
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112 preg_match('!^(.*)(\?.*)$!',$address,$match);
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113 if(!empty($match[2])) {
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114 $smarty->trigger_error("mailto: hex encoding does not work with extra attributes. Try javascript.");
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117 for ($x=0; $x < strlen($address); $x++) {
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118 if(preg_match('!\w!',$address[$x])) {
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119 $address_encode .= '%' . bin2hex($address[$x]);
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121 $address_encode .= $address[$x];
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124 for ($x=0; $x < strlen($text); $x++) {
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125 $text_encode .= '&#x' . bin2hex($text[$x]).';';
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128 return '<a href="mailto:'.$address_encode.'" '.$extra.'>'.$text_encode.'</a>';
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132 return '<a href="mailto:'.$address.'" '.$extra.'>'.$text.'</a>';
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138 /* vim: set expandtab: */
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