cppcheck/gui/xmlreport.cpp

162 lines
4.8 KiB
C++

/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2010 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 <QDir>
#include <QFile>
#include <QXmlStreamWriter>
#include <QDebug>
#include "erroritem.h"
#include "xmlreport.h"
static const char ResultElementName[] = "results";
static const char ErrorElementName[] = "error";
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";
XmlReport::XmlReport(const QString &filename, QObject * parent) :
Report(filename, parent),
mXmlReader(NULL),
mXmlWriter(NULL)
{
}
XmlReport::~XmlReport()
{
delete mXmlReader;
delete mXmlWriter;
Close();
}
bool XmlReport::Create()
{
bool success = false;
if (Report::Create())
{
mXmlWriter = new QXmlStreamWriter(Report::GetFile());
success = true;
}
return success;
}
bool XmlReport::Open()
{
bool success = false;
if (Report::Open())
{
mXmlReader = new QXmlStreamReader(Report::GetFile());
success = true;
}
return success;
}
void XmlReport::WriteHeader()
{
mXmlWriter->setAutoFormatting(true);
mXmlWriter->writeStartDocument();
mXmlWriter->writeStartElement(ResultElementName);
}
void XmlReport::WriteFooter()
{
mXmlWriter->writeEndElement();
mXmlWriter->writeEndDocument();
}
void XmlReport::WriteError(const ErrorItem &error)
{
/*
Error example from the core program in xml
<error file="gui/test.cpp" line="14" id="mismatchAllocDealloc" severity="error" msg="Mismatching allocation and deallocation: k"/>
The callstack seems to be ignored here aswell, instead last item of the stack is used
*/
mXmlWriter->writeStartElement(ErrorElementName);
const QString file = QDir::toNativeSeparators(error.files[error.files.size() - 1]);
mXmlWriter->writeAttribute(FilenameAttribute, file);
const QString line = QString::number(error.lines[error.lines.size() - 1]);
mXmlWriter->writeAttribute(LineAttribute, line);
mXmlWriter->writeAttribute(IdAttribute, error.id);
mXmlWriter->writeAttribute(SeverityAttribute, error.severity);
mXmlWriter->writeAttribute(MsgAttribute, error.msg);
mXmlWriter->writeEndElement();
}
QList<ErrorLine> XmlReport::Read()
{
QList<ErrorLine> 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)
{
ErrorLine line = ReadError(mXmlReader);
errors.append(line);
}
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;
}
ErrorLine XmlReport::ReadError(QXmlStreamReader *reader)
{
ErrorLine line;
if (reader->name().toString() == ErrorElementName)
{
QXmlStreamAttributes attribs = reader->attributes();
line.file = attribs.value("", FilenameAttribute).toString();
line.line = attribs.value("", LineAttribute).toString().toUInt();
line.id = attribs.value("", IdAttribute).toString();
line.severity = attribs.value("", SeverityAttribute).toString();
line.msg = attribs.value("", MsgAttribute).toString();
}
return line;
}