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2 | daniel-mar | 1 | <?php |
2 | |||
3 | /* |
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4 | * OIDplus 2.0 |
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5 | * Copyright 2019 Daniel Marschall, ViaThinkSoft |
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6 | * |
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7 | * Licensed under the Apache License, Version 2.0 (the "License"); |
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8 | * you may not use this file except in compliance with the License. |
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9 | * You may obtain a copy of the License at |
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10 | * |
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11 | * http://www.apache.org/licenses/LICENSE-2.0 |
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12 | * |
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13 | * Unless required by applicable law or agreed to in writing, software |
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14 | * distributed under the License is distributed on an "AS IS" BASIS, |
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15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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16 | * See the License for the specific language governing permissions and |
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17 | * limitations under the License. |
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18 | */ |
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19 | |||
20 | function oiddb_valid_email($email) { // TODO: umbenennen in oidplus |
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21 | return !empty(filter_var($email, FILTER_VALIDATE_EMAIL)); |
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22 | } |
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23 | |||
24 | function secure_email($email, $linktext, $level=1) { |
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25 | |||
26 | // see http://www.spamspan.de/ |
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27 | |||
28 | /* Level 1 */ |
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29 | /* |
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30 | <span class="spamspan"> |
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31 | <span class="u">user</span> |
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32 | @ |
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33 | <span class="d">beispiel.de</span> |
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34 | (<span class="t">Spam Hasser</span>) |
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35 | </span> |
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36 | */ |
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37 | |||
38 | if ($level == 1) { |
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39 | list($user, $domain) = explode('@', $email); |
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40 | if (($linktext == $email) || empty($linktext)) { |
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41 | return '<span class="spamspan"><span class="u">'.htmlentities($user).'</span>@<span class="d">'.htmlentities($domain).'</span></span>'; |
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42 | } else { |
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43 | return '<span class="spamspan"><span class="u">'.htmlentities($user).'</span>@<span class="d">'.htmlentities($domain).'</span>(<span class="t">'.htmlentities($linktext).'</span>)</span>'; |
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44 | } |
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45 | } |
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46 | |||
47 | /* Level 2 */ |
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48 | /* |
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49 | <span class="spamspan"> |
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50 | <span class="u">user</span> |
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51 | <img alt="at" width="10" src="@.png"> |
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52 | <span class="d">beispiel.de</span> |
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53 | </span> |
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54 | */ |
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55 | |||
56 | if ($level == 2) { |
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57 | list($user, $domain) = explode('@', $email); |
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58 | return '<span class="spamspan"><span class="u">'.htmlentities($user).'</span><img alt="at" width="10" src="@.png"><span class="d">'.htmlentities($domain).'</span></span>'; |
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59 | } |
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60 | |||
61 | /* Level 3 */ |
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62 | /* |
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63 | <span class="spamspan"> |
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64 | <span class="u">user</span> |
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65 | [at] |
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66 | <span class="d">beispiel [dot] de</span> |
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67 | </span> |
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68 | */ |
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69 | |||
70 | if ($level == 3) { |
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71 | list($user, $domain) = explode('@', $email); |
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72 | $domain = str_replace('.', ' [dot] ', $domain); |
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73 | return '<span class="spamspan"><span class="u">'.htmlentities($user).'</span> [at] <span class="d">'.htmlentities($domain).'</span></span>'; |
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74 | } |
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75 | |||
76 | return null; |
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77 | |||
78 | |||
79 | // --- Old code --- |
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80 | |||
81 | // Attention: document.write() JavaScript will damage the browser cache, which leads to bugs if you navigate back&forth with the browser navigation |
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82 | |||
83 | // No new lines to avoid a JavaScript error! |
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84 | $linktext = str_replace("\r", ' ', $linktext); |
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85 | $linktext = str_replace("\n", ' ', $linktext); |
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86 | |||
87 | if (!function_exists('alas_js_crypt')) |
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88 | { |
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89 | function alas_js_crypt($text) |
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90 | { |
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91 | $tmp = ''; |
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92 | for ($i=0; $i<strlen($text); $i++) |
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93 | { |
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94 | $tmp .= 'document.write("&#'.ord(substr($text, $i, 1)).';");'; |
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95 | } |
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96 | return $tmp; |
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97 | } |
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98 | } |
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99 | |||
100 | if (!function_exists('alas_js_write')) |
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101 | { |
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102 | function alas_js_write($text) |
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103 | { |
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104 | $text = str_replace('\\', '\\\\', $text); |
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105 | $text = str_replace('"', '\"', $text); |
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106 | $text = str_replace('/', '\/', $text); // W3C Validation </a> -> <\/a> |
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107 | return 'document.write("'.$text.'");'; |
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108 | } |
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109 | } |
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110 | |||
111 | $aus = ''; |
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112 | if ($email != '') |
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113 | { |
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114 | $aus .= '<script><!--'."\n"; // type="text/javascript" is not necessary in HTML5 |
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115 | $aus .= alas_js_write('<a href="'); |
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116 | $aus .= alas_js_crypt('mailto:'.$email); |
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117 | $aus .= alas_js_write('">'); |
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118 | $aus .= $crypt_linktext ? alas_js_crypt($linktext) : alas_js_write($linktext); |
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119 | $aus .= alas_js_write('</a>').'// --></script>'; |
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120 | } |
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121 | |||
122 | if ($crypt_linktext) $linktext = str_replace('@', '&', $linktext); |
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123 | $email = str_replace('@', '&', $email); |
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124 | return $aus.'<noscript>'.htmlentities($linktext).' ('.htmlentities($email).')</noscript>'; |
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125 | } |
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126 | |||
127 | function insertWhitespace($str, $index) { |
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128 | return substr($str, 0, $index) . ' ' . substr($str, $index); |
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129 | } |
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130 | |||
131 | function js_escape($data) { |
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132 | // TODO.... json_encode?? |
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133 | return "'" . str_replace('\\', '\\\\', $data) . "'"; |
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134 | } |
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135 | |||
136 | function oiddb_formatdate($date) { // TODO: umbenennen in oidplus |
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137 | $date = explode(' ', $date)[0]; |
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138 | if ($date == '0000-00-00') $date = ''; |
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139 | return $date; |
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140 | } |
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141 | |||
142 | |||
143 | class MailException extends Exception {} |
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144 | |||
145 | function my_mail($to, $title, $msg, $cc='', $bcc='') { |
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146 | $h = new SecureMailer(); |
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147 | |||
148 | $title = /*SERVICE_NAME.' - '.*/$title; |
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149 | |||
150 | $h->addHeader('From', OIDPLUS_ADMIN_EMAIL); |
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151 | |||
152 | if (!empty($cc)) $h->addHeader('Cc', $cc); |
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153 | if (!empty($bcc)) $h->addHeader('Bcc', $bcc); |
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154 | |||
155 | $h->addHeader('X-Mailer', 'PHP/'.phpversion()); |
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156 | |||
157 | $sent = $h->sendMail($to, $title, $msg); |
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158 | if (!$sent) { |
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159 | throw new MailException('Sending mail failed'); |
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160 | } |
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161 | } |
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162 |