cppcheck/gui/xmlreportv2.cpp

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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2011 Daniel Marjamäki and Cppcheck team.
*
* 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 3 of the License, or
* (at your option) 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/>.
*/
#include <QObject>
#include <QString>
#include <QList>
#include <QDir>
#include <QFile>
#include <QXmlStreamWriter>
#include <QDebug>
#include "report.h"
#include "erroritem.h"
#include "xmlreport.h"
#include "xmlreportv2.h"
#include "cppcheck.h"
static const char ResultElementName[] = "results";
static const char CppcheckElementName[] = "cppcheck";
static const char ErrorElementName[] = "error";
static const char ErrorsElementName[] = "errors";
static const char LocationElementName[] = "location";
static const char FilenameAttribute[] = "file";
static const char LineAttribute[] = "line";
static const char IdAttribute[] = "id";
static const char SeverityAttribute[] = "severity";
static const char MsgAttribute[] = "msg";
static const char VersionAttribute[] = "version";
static const char VerboseAttribute[] = "verbose";
XmlReportV2::XmlReportV2(const QString &filename, QObject * parent) :
XmlReport(filename, parent),
mXmlReader(NULL),
mXmlWriter(NULL)
{
}
XmlReportV2::~XmlReportV2()
{
delete mXmlReader;
delete mXmlWriter;
Close();
}
bool XmlReportV2::Create()
{
bool success = false;
if (Report::Create())
{
mXmlWriter = new QXmlStreamWriter(Report::GetFile());
success = true;
}
return success;
}
bool XmlReportV2::Open()
{
bool success = false;
if (Report::Open())
{
mXmlReader = new QXmlStreamReader(Report::GetFile());
success = true;
}
return success;
}
void XmlReportV2::WriteHeader()
{
mXmlWriter->setAutoFormatting(true);
mXmlWriter->writeStartDocument();
mXmlWriter->writeStartElement(ResultElementName);
mXmlWriter->writeAttribute(VersionAttribute, QString::number(2));
mXmlWriter->writeStartElement(CppcheckElementName);
mXmlWriter->writeAttribute(VersionAttribute, QString(CppCheck::version()));
mXmlWriter->writeEndElement();
mXmlWriter->writeStartElement(ErrorsElementName);
}
void XmlReportV2::WriteFooter()
{
mXmlWriter->writeEndElement(); // errors
mXmlWriter->writeEndElement(); // results
mXmlWriter->writeEndDocument();
}
void XmlReportV2::WriteError(const ErrorItem &error)
{
/*
Error example from the core program in xml
<error id="mismatchAllocDealloc" severity="error" msg="Mismatching allocation and deallocation: k"
verbose="Mismatching allocation and deallocation: k">
<location file="..\..\test\test.cxx" line="16"/>
<location file="..\..\test\test.cxx" line="32"/>
</error>
*/
// Don't write inconclusive errors to XML V2 until we decide the format
if (error.inconclusive)
return;
mXmlWriter->writeStartElement(ErrorElementName);
mXmlWriter->writeAttribute(IdAttribute, error.errorId);
// Don't localize severity so we can read these files
mXmlWriter->writeAttribute(SeverityAttribute, GuiSeverity::toString(error.severity));
const QString summary = XmlReport::quoteMessage(error.summary);
mXmlWriter->writeAttribute(MsgAttribute, summary);
const QString message = XmlReport::quoteMessage(error.message);
mXmlWriter->writeAttribute(VerboseAttribute, message);
for (int i = 0; i < error.files.count(); i++)
{
mXmlWriter->writeStartElement(LocationElementName);
QString file = QDir::toNativeSeparators(error.files[i]);
file = XmlReport::quoteMessage(file);
mXmlWriter->writeAttribute(FilenameAttribute, file);
const QString line = QString::number(error.lines[i]);
mXmlWriter->writeAttribute(LineAttribute, line);
mXmlWriter->writeEndElement();
}
mXmlWriter->writeEndElement();
}
QList<ErrorItem> XmlReportV2::Read()
{
QList<ErrorItem> errors;
bool insideResults = false;
if (!mXmlReader)
{
qDebug() << "You must Open() the file before reading it!";
return errors;
}
while (!mXmlReader->atEnd())
{
switch (mXmlReader->readNext())
{
case QXmlStreamReader::StartElement:
if (mXmlReader->name() == ResultElementName)
insideResults = true;
// Read error element from inside result element
if (insideResults && mXmlReader->name() == ErrorElementName)
{
ErrorItem item = ReadError(mXmlReader);
errors.append(item);
}
break;
case QXmlStreamReader::EndElement:
if (mXmlReader->name() == ResultElementName)
insideResults = false;
break;
// Not handled
case QXmlStreamReader::NoToken:
case QXmlStreamReader::Invalid:
case QXmlStreamReader::StartDocument:
case QXmlStreamReader::EndDocument:
case QXmlStreamReader::Characters:
case QXmlStreamReader::Comment:
case QXmlStreamReader::DTD:
case QXmlStreamReader::EntityReference:
case QXmlStreamReader::ProcessingInstruction:
break;
}
}
return errors;
}
ErrorItem XmlReportV2::ReadError(QXmlStreamReader *reader)
{
/*
Error example from the core program in xml
<error id="mismatchAllocDealloc" severity="error" msg="Mismatching allocation and deallocation: k"
verbose="Mismatching allocation and deallocation: k">
<location file="..\..\test\test.cxx" line="16"/>
<location file="..\..\test\test.cxx" line="32"/>
</error>
*/
ErrorItem item;
// Read error element from inside errors element
if (mXmlReader->name() == ErrorElementName)
{
QXmlStreamAttributes attribs = reader->attributes();
item.errorId = attribs.value("", IdAttribute).toString();
item.severity = GuiSeverity::fromString(attribs.value("", SeverityAttribute).toString());
const QString summary = attribs.value("", MsgAttribute).toString();
item.summary = XmlReport::unquoteMessage(summary);
const QString message = attribs.value("", VerboseAttribute).toString();
item.message = XmlReport::unquoteMessage(message);
}
bool errorRead = false;
while (!errorRead && !mXmlReader->atEnd())
{
switch (mXmlReader->readNext())
{
case QXmlStreamReader::StartElement:
// Read location element from inside error element
if (mXmlReader->name() == LocationElementName)
{
QXmlStreamAttributes attribs = mXmlReader->attributes();
QString file = attribs.value("", FilenameAttribute).toString();
file = XmlReport::unquoteMessage(file);
if (item.file.isEmpty())
item.file = file;
item.files.push_back(file);
const int line = attribs.value("", LineAttribute).toString().toUInt();
item.lines.push_back(line);
}
break;
case QXmlStreamReader::EndElement:
if (mXmlReader->name() == ErrorElementName)
errorRead = true;
break;
// Not handled
case QXmlStreamReader::NoToken:
case QXmlStreamReader::Invalid:
case QXmlStreamReader::StartDocument:
case QXmlStreamReader::EndDocument:
case QXmlStreamReader::Characters:
case QXmlStreamReader::Comment:
case QXmlStreamReader::DTD:
case QXmlStreamReader::EntityReference:
case QXmlStreamReader::ProcessingInstruction:
break;
}
}
return item;
}