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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 insertWhitespace($str, $index) { |
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21 | return substr($str, 0, $index) . ' ' . substr($str, $index); |
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22 | } |
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23 | |||
24 | function js_escape($data) { |
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25 | // TODO.... json_encode?? |
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289 | daniel-mar | 26 | $data = str_replace('\\', '\\\\', $data); |
27 | $data = str_replace('\'', '\\\'', $data); |
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28 | return "'" . $data . "'"; |
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2 | daniel-mar | 29 | } |
30 | |||
11 | daniel-mar | 31 | function trim_br($html) { |
32 | do { $html = preg_replace('@^\s*<\s*br\s*/{0,1}\s*>@isU', '', $html, -1, $count); } while ($count > 0); // left trim |
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33 | do { $html = preg_replace('@<\s*br\s*/{0,1}\s*>\s*$@isU', '', $html, -1, $count); } while ($count > 0); // right trim |
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34 | return $html; |
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35 | } |
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74 | daniel-mar | 36 | |
37 | function verify_private_public_key($privKey, $pubKey) { |
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38 | try { |
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39 | if (empty($privKey)) return false; |
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40 | if (empty($pubKey)) return false; |
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41 | $data = 'TEST'; |
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42 | if (!@openssl_public_encrypt($data, $encrypted, $pubKey)) return false; |
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43 | if (!@openssl_private_decrypt($encrypted, $decrypted, $privKey)) return false; |
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44 | return $decrypted == $data; |
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45 | } catch (Exception $e) { |
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46 | return false; |
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47 | } |
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48 | } |
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49 | |||
50 | function smallhash($data) { // get 31 bits from SHA1. Values 0..2147483647 |
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250 | daniel-mar | 51 | return (hexdec(substr(sha1($data),-4*2)) & 0x7FFFFFFF); |
74 | daniel-mar | 52 | } |
180 | daniel-mar | 53 | |
182 | daniel-mar | 54 | function split_firstname_lastname($name) { |
55 | $ary = explode(' ', $name); |
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56 | $last_name = array_pop($ary); |
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57 | $first_name = implode(' ', $ary); |
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58 | return array($first_name, $last_name); |
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59 | } |
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60 | |||
180 | daniel-mar | 61 | function originHeaders() { |
62 | // CORS |
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63 | // Author: Till Wehowski |
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182 | daniel-mar | 64 | |
180 | daniel-mar | 65 | header("Access-Control-Allow-Credentials: true"); |
66 | header("Access-Control-Allow-Origin: ".strip_tags(((isset($_SERVER['HTTP_ORIGIN'])) ? $_SERVER['HTTP_ORIGIN'] : "*"))); |
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67 | |||
68 | header("Access-Control-Allow-Headers: If-None-Match, X-Requested-With, Origin, X-Frdlweb-Bugs, Etag, X-Forgery-Protection-Token, X-CSRF-Token"); |
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69 | |||
70 | if (isset($_SERVER['HTTP_ORIGIN'])) { |
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71 | header('X-Frame-Options: ALLOW-FROM '.$_SERVER['HTTP_ORIGIN']); |
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72 | } else { |
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73 | header_remove("X-Frame-Options"); |
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74 | } |
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75 | |||
76 | $expose = array('Etag', 'X-CSRF-Token'); |
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77 | foreach (headers_list() as $num => $header) { |
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78 | $h = explode(':', $header); |
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79 | $expose[] = trim($h[0]); |
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80 | } |
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81 | header("Access-Control-Expose-Headers: ".implode(',',$expose)); |
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82 | |||
83 | header("Vary: Origin"); |
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84 | } |
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236 | daniel-mar | 85 | |
86 | function get_calling_function() { |
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87 | $ex = new Exception(); |
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88 | $trace = $ex->getTrace(); |
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360 | daniel-mar | 89 | if (!isset($trace[2])) return _L('(main)'); |
236 | daniel-mar | 90 | $final_call = $trace[2]; |
91 | return $final_call['file'].':'.$final_call['line'].'/'.$final_call['function'].'()'; |
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92 | } |
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346 | daniel-mar | 93 | |
94 | if (!function_exists('mb_wordwrap')) { |
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95 | function mb_wordwrap($str, $width = 75, $break = "\n", $cut = false) { |
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96 | // https://stackoverflow.com/a/4988494/488539 |
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97 | $lines = explode($break, $str); |
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98 | foreach ($lines as &$line) { |
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99 | $line = rtrim($line); |
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100 | if (mb_strlen($line) <= $width) { |
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101 | continue; |
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102 | } |
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103 | $words = explode(' ', $line); |
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104 | $line = ''; |
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105 | $actual = ''; |
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106 | foreach ($words as $word) { |
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107 | if (mb_strlen($actual.$word) <= $width) { |
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108 | $actual .= $word.' '; |
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109 | } else { |
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110 | if ($actual != '') { |
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111 | $line .= rtrim($actual).$break; |
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112 | } |
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113 | $actual = $word; |
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114 | if ($cut) { |
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115 | while (mb_strlen($actual) > $width) { |
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116 | $line .= mb_substr($actual, 0, $width).$break; |
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117 | $actual = mb_substr($actual, $width); |
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118 | } |
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119 | } |
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120 | $actual .= ' '; |
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121 | } |
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122 | } |
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123 | $line .= trim($actual); |
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124 | } |
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125 | return implode($break, $lines); |
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126 | } |
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127 | } |
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355 | daniel-mar | 128 | |
360 | daniel-mar | 129 | function my_vsprintf($str, $args) { |
130 | $n = 1; |
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131 | foreach ($args as $val) { |
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132 | $str = str_replace("%$n", $val, $str); |
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133 | $n++; |
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134 | } |
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135 | return $str; |
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136 | } |
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137 | |||
355 | daniel-mar | 138 | function _L($str, ...$sprintfArgs) { |
360 | daniel-mar | 139 | $lang = OIDplus::getCurrentLang(); |
140 | |||
141 | static $translation_array = array(); |
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142 | static $translation_loaded = null; |
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143 | if ($lang != $translation_loaded) { |
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144 | $good = true; |
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145 | if (strpos($lang,'/') !== false) $good = false; // prevent attack (but actually, the sanitization in getCurrentLang should work) |
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146 | if (strpos($lang,'\\') !== false) $good = false; // prevent attack (but actually, the sanitization in getCurrentLang should work) |
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147 | if (strpos($lang,'..') !== false) $good = false; // prevent attack (but actually, the sanitization in getCurrentLang should work) |
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148 | $translation_file = __DIR__.'/../plugins/language/'.$lang.'/messages.xml'; |
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149 | if ($good && !file_exists($translation_file)) $good = false; |
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150 | if ($good) { |
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151 | $xml = simplexml_load_string(file_get_contents($translation_file)); |
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152 | foreach ($xml->message as $msg) { |
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153 | $src = trim($msg->source->__toString()); |
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154 | $dst = trim($msg->target->__toString()); |
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155 | $translation_array[$src] = $dst; |
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156 | } |
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157 | $translation_loaded = $lang; |
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158 | } |
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159 | } |
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160 | |||
161 | if ($lang != $translation_loaded) { |
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162 | // Something bad happened (e.g. attack or message file not found) |
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163 | $res = $str; |
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164 | } else { |
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165 | $res = isset($translation_array[$str]) && !empty($translation_array[$str]) ? $translation_array[$str] : $str; |
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166 | } |
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167 | |||
168 | $res = str_replace('###', OIDplus::baseConfig()->getValue('TABLENAME_PREFIX', ''), $res); |
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169 | |||
170 | $res = my_vsprintf($res, $sprintfArgs); |
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171 | |||
172 | return $res; |
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173 | } |