ModSecurity/src/actions/transformations/html_entity_decode.cc
2015-12-10 13:20:32 -03:00

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1.4 KiB
C++

/*
* ModSecurity, http://www.modsecurity.org/
* Copyright (c) 2015 Trustwave Holdings, Inc. (http://www.trustwave.com/)
*
* You may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* If any of the files related to licensing are missing or if you have any
* other questions related to licensing please contact Trustwave Holdings, Inc.
* directly using the email address security@modsecurity.org.
*
*/
#include "actions/transformations/html_entity_decode.h"
#include <string.h>
#include <iostream>
#include <string>
#include <algorithm>
#include <functional>
#include <cctype>
#include <locale>
#include "modsecurity/assay.h"
#include "actions/transformations/transformation.h"
#include "src/utils.h"
namespace modsecurity {
namespace actions {
namespace transformations {
std::string HtmlEntityDecode::evaluate(std::string value,
Assay *assay) {
if (HtmlEntityDecodeInstantCache::getInstance().count(value) > 0) {
return HtmlEntityDecodeInstantCache::getInstance().at(value);
}
char *tmp = strdup(value.c_str());
html_entities_decode_inplace((unsigned char *)tmp, value.size());
std::string ret("");
ret.assign(tmp);
free(tmp);
HtmlEntityDecodeInstantCache::getInstance().cache(value, ret);
return ret;
}
} // namespace transformations
} // namespace actions
} // namespace modsecurity