88 lines
2.9 KiB
PHP
88 lines
2.9 KiB
PHP
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<?php
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/* * *******************************************************************************
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* The content of this file is subject to the PDF Maker license.
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* ("License"); You may not use this file except in compliance with the License
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* The Initial Developer of the Original Code is IT-Solutions4You s.r.o.
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* Portions created by IT-Solutions4You s.r.o. are Copyright(C) IT-Solutions4You s.r.o.
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* All Rights Reserved.
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* ****************************************************************************** */
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class PDFMaker_AllowedFunctions_Helper
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{
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public static $Allowed_Functions = array(
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'number_format',
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'nl2br',
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'substr',
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'trim',
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'str_replace',
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'strpos',
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'ucfirst',
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'ucwords',
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'html_entity_decode',
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'htmlentities',
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'htmlspecialchars_decode',
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'htmlspecialchars',
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'lcfirst',
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'strtolower',
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'strtoupper',
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'strtr',
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'mktime',
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'date',
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'time',
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'round',
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'abs',
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'ceil',
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'floor',
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'rand',
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'preg_replace',
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'base64_encode',
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'base64_decode',
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);
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public function getAllowedFunctions()
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{
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$All_Allowed_Functions = self::$Allowed_Functions;
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$files = glob('modules/PDFMaker/resources/functions/*.php');
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foreach ($files as $file) {
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$filename = $file;
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$source = fread(fopen($filename, "r"), filesize($filename));
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$tokens = token_get_all($source);
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foreach ($tokens as $token) {
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if (is_array($token)) {
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if ($token[0] == T_FUNCTION) {
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$ready = true;
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} elseif ($ready) {
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if ($token[0] == T_STRING && $function_name == "") {
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$function_name = $token[1];
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}
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}
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} elseif ($ready && $token == "{") {
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$ready = false;
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$All_Allowed_Functions[] = trim($function_name);
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$function_name = "";
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}
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}
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}
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$own_allowed_functions_desc = "modules/PDFMaker/resources/functions/AllowedFunctions.txt";
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if (file_exists($own_allowed_functions_desc)) {
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$own_allowed_functions_content = file_get_contents($own_allowed_functions_desc);
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$Own_Allowed_Functions = explode(",", $own_allowed_functions_content);
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foreach ($Own_Allowed_Functions as $own_allowed_function) {
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$own_allowed_function = trim($own_allowed_function);
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if (!in_array($own_allowed_function, $All_Allowed_Functions)) {
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$All_Allowed_Functions[] = $own_allowed_function;
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}
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}
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}
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return $All_Allowed_Functions;
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}
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}
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