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Редакция | Автор | № строки | Строка |
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2 | alex-w | 1 | <?php |
2 | /** |
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3 | * Smarty plugin |
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4 | * @package Smarty |
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5 | * @subpackage plugins |
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6 | */ |
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7 | |||
8 | |||
9 | /** |
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10 | * Smarty {mailto} function plugin |
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11 | * |
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12 | * Type: function<br> |
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13 | * Name: mailto<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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16 | * encode them.<br> |
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17 | * Input:<br> |
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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 | * * javascript_charcode : encode with javascript charcode |
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24 | * * hex : encode with hexidecimal (no javascript) |
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25 | * - cc = (optional) address(es) to carbon copy |
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26 | * - bcc = (optional) address(es) to blind carbon copy |
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27 | * - subject = (optional) e-mail subject |
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28 | * - newsgroups = (optional) newsgroup(s) to post to |
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29 | * - followupto = (optional) address(es) to follow up to |
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30 | * - extra = (optional) extra tags for the href link |
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31 | * |
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32 | * Examples: |
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33 | * <pre> |
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34 | * {mailto address="me@domain.com"} |
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35 | * {mailto address="me@domain.com" encode="javascript"} |
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36 | * {mailto address="me@domain.com" encode="hex"} |
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37 | * {mailto address="me@domain.com" subject="Hello to you!"} |
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38 | * {mailto address="me@domain.com" cc="you@domain.com,they@domain.com"} |
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39 | * {mailto address="me@domain.com" extra='class="mailto"'} |
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40 | * </pre> |
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41 | * @link http://smarty.php.net/manual/en/language.function.mailto.php {mailto} |
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42 | * (Smarty online manual) |
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43 | * @version 1.2 |
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44 | * @author Monte Ohrt <monte at ohrt dot com> |
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45 | * @author credits to Jason Sweat (added cc, bcc and subject functionality) |
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46 | * @param array |
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47 | * @param Smarty |
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48 | * @return string |
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49 | */ |
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50 | function smarty_function_mailto($params, &$smarty) |
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51 | { |
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52 | $extra = ''; |
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53 | |||
54 | if (empty($params['address'])) { |
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55 | $smarty->trigger_error("mailto: missing 'address' parameter"); |
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56 | return; |
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57 | } else { |
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58 | $address = $params['address']; |
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59 | } |
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60 | |||
61 | $text = $address; |
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62 | |||
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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65 | $search = array('%40', '%2C'); |
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66 | $replace = array('@', ','); |
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67 | $mail_parms = array(); |
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68 | foreach ($params as $var=>$value) { |
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69 | switch ($var) { |
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70 | case 'cc': |
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71 | case 'bcc': |
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72 | case 'followupto': |
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73 | if (!empty($value)) |
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74 | $mail_parms[] = $var.'='.str_replace($search,$replace,rawurlencode($value)); |
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75 | break; |
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76 | |||
77 | case 'subject': |
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78 | case 'newsgroups': |
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79 | $mail_parms[] = $var.'='.rawurlencode($value); |
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80 | break; |
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81 | |||
82 | case 'extra': |
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83 | case 'text': |
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84 | $$var = $value; |
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85 | |||
86 | default: |
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87 | } |
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88 | } |
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89 | |||
90 | $mail_parm_vals = ''; |
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91 | for ($i=0; $i<count($mail_parms); $i++) { |
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92 | $mail_parm_vals .= (0==$i) ? '?' : '&'; |
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93 | $mail_parm_vals .= $mail_parms[$i]; |
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94 | } |
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95 | $address .= $mail_parm_vals; |
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96 | |||
97 | $encode = (empty($params['encode'])) ? 'none' : $params['encode']; |
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98 | if (!in_array($encode,array('javascript','javascript_charcode','hex','none')) ) { |
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99 | $smarty->trigger_error("mailto: 'encode' parameter must be none, javascript or hex"); |
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100 | return; |
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101 | } |
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102 | |||
103 | if ($encode == 'javascript' ) { |
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104 | $string = 'document.write(\'<a href="mailto:'.$address.'" '.$extra.'>'.$text.'</a>\');'; |
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105 | |||
106 | $js_encode = ''; |
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107 | for ($x=0; $x < strlen($string); $x++) { |
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108 | $js_encode .= '%' . bin2hex($string[$x]); |
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109 | } |
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110 | |||
111 | return '<script type="text/javascript">eval(unescape(\''.$js_encode.'\'))</script>'; |
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112 | |||
113 | } elseif ($encode == 'javascript_charcode' ) { |
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114 | $string = '<a href="mailto:'.$address.'" '.$extra.'>'.$text.'</a>'; |
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115 | |||
116 | for($x = 0, $y = strlen($string); $x < $y; $x++ ) { |
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117 | $ord[] = ord($string[$x]); |
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118 | } |
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119 | |||
120 | $_ret = "<script type=\"text/javascript\" language=\"javascript\">\n"; |
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121 | $_ret .= "<!--\n"; |
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122 | $_ret .= "{document.write(String.fromCharCode("; |
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123 | $_ret .= implode(',',$ord); |
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124 | $_ret .= "))"; |
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125 | $_ret .= "}\n"; |
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126 | $_ret .= "//-->\n"; |
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127 | $_ret .= "</script>\n"; |
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128 | |||
129 | return $_ret; |
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130 | |||
131 | |||
132 | } elseif ($encode == 'hex') { |
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133 | |||
134 | preg_match('!^(.*)(\?.*)$!',$address,$match); |
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135 | if(!empty($match[2])) { |
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136 | $smarty->trigger_error("mailto: hex encoding does not work with extra attributes. Try javascript."); |
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137 | return; |
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138 | } |
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139 | $address_encode = ''; |
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140 | for ($x=0; $x < strlen($address); $x++) { |
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141 | if(preg_match('!\w!',$address[$x])) { |
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142 | $address_encode .= '%' . bin2hex($address[$x]); |
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143 | } else { |
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144 | $address_encode .= $address[$x]; |
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145 | } |
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146 | } |
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147 | $text_encode = ''; |
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148 | for ($x=0; $x < strlen($text); $x++) { |
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149 | $text_encode .= '&#x' . bin2hex($text[$x]).';'; |
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150 | } |
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151 | |||
152 | $mailto = "mailto:"; |
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153 | return '<a href="'.$mailto.$address_encode.'" '.$extra.'>'.$text_encode.'</a>'; |
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154 | |||
155 | } else { |
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156 | // no encoding |
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157 | return '<a href="mailto:'.$address.'" '.$extra.'>'.$text.'</a>'; |
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158 | |||
159 | } |
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160 | |||
161 | } |
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162 | |||
163 | /* vim: set expandtab: */ |
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164 | |||
165 | ?> |