bool FirmwareInfo::ParseXml(QXmlStreamReader& xml)
{
Clear();
bool foundName = false;
bool foundVersion = false;
bool foundPlatform = false;
bool foundDevelopers = false;
bool foundUrl = false;
bool foundDonateUrl = false;
bool foundDevices = false;
bool foundPit = false;
bool foundRepartition = false;
bool foundNoReboot = false;
bool foundFiles = false;
if (!xml.readNextStartElement())
{
Alerts::DisplayError("Failed to find <firmware> element.");
return (false);
}
if (xml.name() != "firmware")
{
Alerts::DisplayError(QString("Expected <firmware> element but found <%1>.").arg(xml.name().toString()));
return (false);
}
QString formatVersionString;
formatVersionString += xml.attributes().value("version");
if (formatVersionString.isEmpty())
{
Alerts::DisplayError("<firmware> is missing the version attribute.");
return (false);
}
bool parsedVersion = false;
int formatVersion = formatVersionString.toInt(&parsedVersion);
if (!parsedVersion)
{
Alerts::DisplayError("<firmware> contains a malformed version.");
return (false);
}
if (formatVersion > kVersion)
{
Alerts::DisplayError("Package is for a newer version of Heimdall Frontend.\nPlease download the latest version of Heimdall Frontend.");
return (false);
}
while (!xml.atEnd())
{
QXmlStreamReader::TokenType nextToken = xml.readNext();
if (nextToken == QXmlStreamReader::StartElement)
{
if (xml.name() == "name")
{
if (foundName)
{
Alerts::DisplayError("Found multiple <name> elements in <firmware>.");
return (false);
}
foundName = true;
name = xml.readElementText();
}
else if (xml.name() == "version")
{
if (foundVersion)
{
Alerts::DisplayError("Found multiple <version> elements in <firmware>.");
return (false);
}
foundVersion = true;
version = xml.readElementText();
}
else if (xml.name() == "platform")
{
if (foundPlatform)
{
Alerts::DisplayError("Found multiple <platform> elements in <firmware>.");
return (false);
}
foundPlatform = true;
if (!platformInfo.ParseXml(xml))
return (false);
}
else if (xml.name() == "developers")
{
if (foundDevelopers)
{
Alerts::DisplayError("Found multiple <developers> elements in <firmware>.");
return (false);
}
foundDevelopers = true;
while (!xml.atEnd())
{
nextToken = xml.readNext();
if (nextToken == QXmlStreamReader::StartElement)
{
if (xml.name() == "name")
{
developers.append(xml.readElementText());
}
else
{
Alerts::DisplayError(QString("<%1> is not a valid child of <developers>.").arg(xml.name().toString()));
return (false);
}
}
else if (nextToken == QXmlStreamReader::EndElement)
{
if (xml.name() == "developers")
break;
}
else
{
if (!(nextToken == QXmlStreamReader::Characters && xml.isWhitespace()))
{
Alerts::DisplayError("Unexpected token found in <developers>.");
return (false);
}
}
}
}
else if (xml.name() == "url")
{
if (foundUrl)
{
Alerts::DisplayError("Found multiple <url> elements in <firmware>.");
return (false);
}
foundUrl = true;
url = xml.readElementText();
}
else if (xml.name() == "donateurl")
{
if (foundDonateUrl)
{
Alerts::DisplayError("Found multiple <donateurl> elements in <firmware>.");
return (false);
}
foundDonateUrl = true;
donateUrl = xml.readElementText();
}
else if (xml.name() == "devices")
{
if (foundDevices)
{
Alerts::DisplayError("Found multiple <devices> elements in <firmware>.");
return (false);
}
foundDevices = true;
while (!xml.atEnd())
{
nextToken = xml.readNext();
if (nextToken == QXmlStreamReader::StartElement)
{
if (xml.name() == "device")
{
DeviceInfo deviceInfo;
if (!deviceInfo.ParseXml(xml))
return (false);
deviceInfos.append(deviceInfo);
}
else
{
Alerts::DisplayError(QString("<%1> is not a valid child of <devices>.").arg(xml.name().toString()));
return (false);
}
}
else if (nextToken == QXmlStreamReader::EndElement)
{
if (xml.name() == "devices")
break;
}
else
{
if (!(nextToken == QXmlStreamReader::Characters && xml.isWhitespace()))
{
Alerts::DisplayError("Unexpected token found in <devices>.");
return (false);
}
}
}
}
else if (xml.name() == "pit")
{
if (foundPit)
{
Alerts::DisplayError("Found multiple <pit> elements in <firmware>.");
return (false);
}
foundPit = true;
pitFilename = xml.readElementText();
}
else if (xml.name() == "repartition")
{
if (foundRepartition)
{
Alerts::DisplayError("Found multiple <repartition> elements in <firmware>.");
return (false);
}
foundRepartition = true;
repartition = (xml.readElementText().toInt() != 0);
}
else if (xml.name() == "noreboot")
{
if (foundNoReboot)
{
Alerts::DisplayError("Found multiple <noreboot> elements in <firmware>.");
return (false);
}
foundNoReboot = true;
noReboot = (xml.readElementText().toInt() != 0);
}
else if (xml.name() == "files")
{
if (foundFiles)
{
Alerts::DisplayError("Found multiple <files> elements in <firmware>.");
return (false);
}
foundFiles = true;
while (!xml.atEnd())
{
nextToken = xml.readNext();
if (nextToken == QXmlStreamReader::StartElement)
{
if (xml.name() == "file")
{
FileInfo fileInfo;
if (!fileInfo.ParseXml(xml))
return (false);
fileInfos.append(fileInfo);
}
else
{
Alerts::DisplayError(QString("<%1> is not a valid child of <files>.").arg(xml.name().toString()));
return (false);
}
}
else if (nextToken == QXmlStreamReader::EndElement)
{
if (xml.name() == "files")
break;
}
else
{
if (!(nextToken == QXmlStreamReader::Characters && xml.isWhitespace()))
{
Alerts::DisplayError("Unexpected token found in <devices>.");
return (false);
}
}
}
}
else
{
Alerts::DisplayError(QString("<%1> is not a valid child of <firmware>.").arg(xml.name().toString()));
return (false);
}
}
else if (nextToken == QXmlStreamReader::EndElement)
{
if (xml.name() == "firmware")
{
if (!(foundName && foundVersion && foundPlatform && foundDevelopers && foundDevices && foundPit && foundRepartition && foundNoReboot && foundFiles))
{
Alerts::DisplayError("Required elements are missing from <firmware>.");
return (false);
}
else
{
break;
}
}
}
else
{
if (!(nextToken == QXmlStreamReader::Characters && xml.isWhitespace()))
{
Alerts::DisplayError("Unexpected token found in <firmware>.");
return (false);
}
}
}
// Read whitespaces at the end of the file (if there are any)
xml.readNext();
if (!xml.atEnd())
{
Alerts::DisplayError("Found data after </firmware>.");
return (false);
}
return (true);
}
