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/*
* The ManaPlus Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
* Copyright (C) 2011-2017 The ManaPlus Developers
*
* This file is part of The ManaPlus Client.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef ENABLE_PUGIXML
#include "utils/xml/pugixml.h"
#include "fs/virtfs/virtfs.h"
#include "utils/checkutils.h"
#include "utils/delete2.h"
#include "utils/fuzzer.h"
#include "utils/stringutils.h"
#include "utils/translation/podict.h"
#include "debug.h"
namespace
{
bool valid = false;
} // namespace
namespace XML
{
static void showErrorStatus(pugi::xml_parse_result &result)
{
/*
switch (result.status)
{
case pugi::status_ok:
break;
case pugi::status_file_not_found:
logger->log("xml error: %s", result.description());
break;
}
*/
logger->log("xml error: %s", result.description());
}
Document::Document(const std::string &filename,
const UseVirtFs useResman,
const SkipError skipError) :
Resource(),
mDoc(),
mData(nullptr),
mIsValid(false)
{
#ifdef USE_FUZZER
if (Fuzzer::conditionTerminate(filename.c_str()))
return;
#endif // USE_FUZZER
BLOCK_START("XML::Document::Document")
int size = 0;
char *data = nullptr;
valid = true;
if (useResman == UseVirtFs_true)
{
data = VirtFs::loadFile(
filename.c_str(),
size);
}
else
{
std::ifstream file;
file.open(filename.c_str(), std::ios::in);
if (file.is_open())
{
// Get length of file
file.seekg(0, std::ios::end);
size = CAST_S32(file.tellg());
if (size < 0)
{
reportAlways("Error loading XML file %s",
filename.c_str());
}
else
{
file.seekg(0, std::ios::beg);
data = new char[size];
file.read(data, size);
}
file.close();
}
else
{
reportAlways("Error loading XML file %s",
filename.c_str());
}
}
if (data)
{
// +++ use other pugi::parse_* flags
pugi::xml_parse_result result = mDoc.load_buffer_inplace(data,
size,
pugi::parse_default,
pugi::encoding_utf8);
if (result.status != pugi::status_ok)
{
showErrorStatus(result);
delete [] data;
}
else
{
mData = data;
}
// if (!mDoc)
// logger->log("Error parsing XML file %s", filename.c_str());
}
else if (skipError == SkipError_false)
{
reportAlways("Error loading %s", filename.c_str());
}
mIsValid = valid;
BLOCK_END("XML::Document::Document")
}
Document::Document(const char *const data, const int size) :
mDoc(),
mData(nullptr),
mIsValid(true)
{
if (!data)
return;
char *buf = new char[size + 1];
strncpy(buf, data, size);
buf[size] = 0;
pugi::xml_parse_result result = mDoc.load_buffer_inplace(buf,
size,
pugi::parse_default,
pugi::encoding_utf8);
if (result.status != pugi::status_ok)
{
showErrorStatus(result);
delete [] buf;
}
else
{
mData = buf;
}
}
Document::~Document()
{
delete [] mData);
mData = nullptr;
}
XmlNodePtr Document::rootNode()
{
return mDoc.first_child();
}
int getProperty(XmlNodeConstPtr node,
const char *const name,
int def)
{
int &ret = def;
if (!node)
return ret;
const pugi::xml_attribute &attr = node.attribute(name);
if (!attr.empty())
ret = atoi(attr.value());
return ret;
}
int getIntProperty(XmlNodeConstPtr node,
const char *const name,
int def,
const int min,
const int max)
{
int &ret = def;
if (!node)
return ret;
const pugi::xml_attribute &attr = node.attribute(name);
if (!attr.empty())
ret = atoi(attr.value());
if (ret < min)
ret = min;
else if (ret > max)
ret = max;
return ret;
}
double getFloatProperty(XmlNodeConstPtr node,
const char *const name,
double def)
{
double &ret = def;
if (!node)
return ret;
const pugi::xml_attribute &attr = node.attribute(name);
if (!attr.empty())
ret = atof(attr.value());
return ret;
}
std::string getProperty(XmlNodeConstPtr node,
const char *const name,
const std::string &def)
{
if (!node)
return def;
const pugi::xml_attribute &attr = node.attribute(name);
if (!attr.empty())
return attr.value();
return def;
}
std::string langProperty(XmlNodeConstPtr node,
const char *const name,
const std::string &def)
{
std::string str = getProperty(node, name, def);
if (!translator)
return str;
return translator->getStr(str);
}
bool getBoolProperty(XmlNodeConstPtr node,
const char *const name,
const bool def)
{
if (!node)
return def;
const pugi::xml_attribute &attr = node.attribute(name);
if (!attr.empty())
{
std::string val = attr.value();
if (val == "true")
return true;
if (val == "false")
return false;
}
return def;
}
XmlNodePtr findFirstChildByName(XmlNodeConstPtrConst parent,
const char *const name)
{
if (!parent || !name)
return pugi::xml_node();
for_each_xml_child_node(child, parent)
{
if (!strcmp(child.name(), name))
return child;
}
return pugi::xml_node();
}
// Initialize libxml2 and check for potential ABI mismatches between
// compiled version and the shared library actually used.
void initXML()
{
// xmlInitParser();
// LIBXML_TEST_VERSION;
// Suppress libxml2 error messages
// xmlSetGenericErrorFunc(nullptr, &xmlErrorLogger);
}
// Shutdown libxml
void cleanupXML()
{
// xmlCleanupParser();
}
bool Document::validateXml(const std::string &fileName)
{
pugi::xml_document doc;
pugi::xml_parse_result result = doc.load_file(fileName.c_str(),
pugi::parse_default,
pugi::encoding_utf8);
if (result.status != pugi::status_ok)
{
showErrorStatus(result);
return false;
}
std::ifstream file;
file.open(fileName.c_str(), std::ios::in);
if (!file.is_open())
{
file.close();
return false;
}
char line[101];
if (!file.getline(line, 100))
return false;
file.close();
const std::string str = line;
if (!strStartWith(str, "<?xml "))
return false;
return true;
}
} // namespace XML
#endif // ENABLE_PUGIXML
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