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Редакция | Автор | № строки | Строка |
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304 | alex-w | 1 | <?php |
2 | /** |
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3 | * Smarty plugin |
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4 | * |
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5 | * @package Smarty |
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6 | * @subpackage PluginsFunction |
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7 | */ |
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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 | * |
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18 | * Examples: |
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19 | * <pre> |
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20 | * {mailto address="me@domain.com"} |
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21 | * {mailto address="me@domain.com" encode="javascript"} |
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22 | * {mailto address="me@domain.com" encode="hex"} |
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23 | * {mailto address="me@domain.com" subject="Hello to you!"} |
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24 | * {mailto address="me@domain.com" cc="you@domain.com,they@domain.com"} |
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25 | * {mailto address="me@domain.com" extra='class="mailto"'} |
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26 | * </pre> |
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27 | * |
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28 | * @link http://smarty.php.net/manual/en/language.function.mailto.php {mailto} |
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29 | (Smarty online manual) |
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30 | * @version 1.2 |
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31 | * @author Monte Ohrt <monte at ohrt dot com> |
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32 | * @author credits to Jason Sweat (added cc, bcc and subject functionality) |
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33 | * @param array $params parameters |
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34 | * Input:<br> |
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35 | * - address = e-mail address |
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36 | * - text = (optional) text to display, default is address |
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37 | * - encode = (optional) can be one of: |
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38 | * * none : no encoding (default) |
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39 | * * javascript : encode with javascript |
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40 | * * javascript_charcode : encode with javascript charcode |
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41 | * * hex : encode with hexidecimal (no javascript) |
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42 | * - cc = (optional) address(es) to carbon copy |
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43 | * - bcc = (optional) address(es) to blind carbon copy |
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44 | * - subject = (optional) e-mail subject |
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45 | * - newsgroups = (optional) newsgroup(s) to post to |
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46 | * - followupto = (optional) address(es) to follow up to |
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47 | * - extra = (optional) extra tags for the href link |
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48 | * @param object $smarty Smarty object |
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49 | * @param object $template template object |
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50 | * @return string |
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51 | */ |
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52 | function smarty_function_mailto($params, $smarty, $template) |
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53 | { |
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54 | $extra = ''; |
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55 | |||
56 | if (empty($params['address'])) { |
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57 | throw new Exception ("mailto: missing 'address' parameter"); |
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58 | return; |
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59 | } else { |
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60 | $address = $params['address']; |
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61 | } |
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62 | |||
63 | $text = $address; |
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64 | // netscape and mozilla do not decode %40 (@) in BCC field (bug?) |
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65 | // so, don't encode it. |
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66 | $search = array('%40', '%2C'); |
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67 | $replace = array('@', ','); |
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68 | $mail_parms = array(); |
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69 | foreach ($params as $var => $value) { |
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70 | switch ($var) { |
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71 | case 'cc': |
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72 | case 'bcc': |
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73 | case 'followupto': |
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74 | if (!empty($value)) |
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75 | $mail_parms[] = $var . '=' . str_replace($search, $replace, rawurlencode($value)); |
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76 | break; |
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77 | |||
78 | case 'subject': |
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79 | case 'newsgroups': |
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80 | $mail_parms[] = $var . '=' . rawurlencode($value); |
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81 | break; |
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82 | |||
83 | case 'extra': |
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84 | case 'text': |
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85 | $$var = $value; |
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86 | |||
87 | default: |
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88 | } |
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89 | } |
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90 | |||
91 | $mail_parm_vals = ''; |
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92 | for ($i = 0; $i < count($mail_parms); $i++) { |
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93 | $mail_parm_vals .= (0 == $i) ? '?' : '&'; |
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94 | $mail_parm_vals .= $mail_parms[$i]; |
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95 | } |
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96 | $address .= $mail_parm_vals; |
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97 | |||
98 | $encode = (empty($params['encode'])) ? 'none' : $params['encode']; |
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99 | if (!in_array($encode, array('javascript', 'javascript_charcode', 'hex', 'none'))) { |
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100 | throw new Exception ("mailto: 'encode' parameter must be none, javascript or hex"); |
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101 | return; |
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102 | } |
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103 | |||
104 | if ($encode == 'javascript') { |
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105 | $string = 'document.write(\'<a href="mailto:' . $address . '" ' . $extra . '>' . $text . '</a>\');'; |
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106 | |||
107 | $js_encode = ''; |
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108 | for ($x = 0; $x < strlen($string); $x++) { |
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109 | $js_encode .= '%' . bin2hex($string[$x]); |
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110 | } |
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111 | |||
112 | return '<script type="text/javascript">eval(unescape(\'' . $js_encode . '\'))</script>'; |
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113 | } elseif ($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 $_ret; |
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130 | } elseif ($encode == 'hex') { |
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131 | preg_match('!^(.*)(\?.*)$!', $address, $match); |
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132 | if (!empty($match[2])) { |
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133 | throw new Exception ("mailto: hex encoding does not work with extra attributes. Try javascript."); |
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134 | return; |
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135 | } |
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136 | $address_encode = ''; |
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137 | for ($x = 0; $x < strlen($address); $x++) { |
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138 | if (preg_match('!\w!', $address[$x])) { |
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139 | $address_encode .= '%' . bin2hex($address[$x]); |
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140 | } else { |
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141 | $address_encode .= $address[$x]; |
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142 | } |
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143 | } |
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144 | $text_encode = ''; |
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145 | for ($x = 0; $x < strlen($text); $x++) { |
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146 | $text_encode .= '&#x' . bin2hex($text[$x]) . ';'; |
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147 | } |
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148 | |||
149 | $mailto = "mailto:"; |
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150 | return '<a href="' . $mailto . $address_encode . '" ' . $extra . '>' . $text_encode . '</a>'; |
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151 | } else { |
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152 | // no encoding |
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153 | return '<a href="mailto:' . $address . '" ' . $extra . '>' . $text . '</a>'; |
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154 | } |
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155 | } |
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156 | |||
157 | ?> |