bool LsColXMLParser::parse( const QByteArray& xml, QHash<QString, qint64> *sizes, const QString& expectedPath)
{
// Parse DAV response
QXmlStreamReader reader(xml);
reader.addExtraNamespaceDeclaration(QXmlStreamNamespaceDeclaration("d", "DAV:"));
QStringList folders;
QString currentHref;
QMap<QString, QString> currentTmpProperties;
QMap<QString, QString> currentHttp200Properties;
bool currentPropsHaveHttp200 = false;
bool insidePropstat = false;
bool insideProp = false;
bool insideMultiStatus = false;
while (!reader.atEnd()) {
QXmlStreamReader::TokenType type = reader.readNext();
QString name = reader.name().toString();
// Start elements with DAV:
if (type == QXmlStreamReader::StartElement && reader.namespaceUri() == QLatin1String("DAV:")) {
if (name == QLatin1String("href")) {
// We don't use URL encoding in our request URL (which is the expected path) (QNAM will do it for us)
// but the result will have URL encoding..
QString hrefString = QString::fromUtf8(QByteArray::fromPercentEncoding(reader.readElementText().toUtf8()));
if (!hrefString.startsWith(expectedPath)) {
qDebug() << "Invalid href" << hrefString << "expected starting with" << expectedPath;
return false;
}
currentHref = hrefString;
} else if (name == QLatin1String("response")) {
} else if (name == QLatin1String("propstat")) {
insidePropstat = true;
} else if (name == QLatin1String("status") && insidePropstat) {
QString httpStatus = reader.readElementText();
if (httpStatus.startsWith("HTTP/1.1 200")) {
currentPropsHaveHttp200 = true;
} else {
currentPropsHaveHttp200 = false;
}
} else if (name == QLatin1String("prop")) {
insideProp = true;
continue;
} else if (name == QLatin1String("multistatus")) {
insideMultiStatus = true;
continue;
}
}
if (type == QXmlStreamReader::StartElement && insidePropstat && insideProp) {
// All those elements are properties
QString propertyContent = readContentsAsString(reader);
if (name == QLatin1String("resourcetype") && propertyContent.contains("collection")) {
folders.append(currentHref);
} else if (name == QLatin1String("quota-used-bytes")) {
bool ok = false;
auto s = propertyContent.toLongLong(&ok);
if (ok && sizes) {
sizes->insert(currentHref, s);
}
}
currentTmpProperties.insert(reader.name().toString(), propertyContent);
}
// End elements with DAV:
if (type == QXmlStreamReader::EndElement) {
if (reader.namespaceUri() == QLatin1String("DAV:")) {
if (reader.name() == "response") {
if (currentHref.endsWith('/')) {
currentHref.chop(1);
}
emit directoryListingIterated(currentHref, currentHttp200Properties);
currentHref.clear();
currentHttp200Properties.clear();
} else if (reader.name() == "propstat") {
insidePropstat = false;
if (currentPropsHaveHttp200) {
currentHttp200Properties = QMap<QString,QString>(currentTmpProperties);
}
currentTmpProperties.clear();
currentPropsHaveHttp200 = false;
} else if (reader.name() == "prop") {
insideProp = false;
}
}
}
}
if (reader.hasError()) {
// XML Parser error? Whatever had been emitted before will come as directoryListingIterated
qDebug() << "ERROR" << reader.errorString() << xml;
return false;
} else if (!insideMultiStatus) {
qDebug() << "ERROR no WebDAV response?" << xml;
return false;
} else {
emit directoryListingSubfolders(folders);
emit finishedWithoutError();
}
return true;
}
bool LsColJob::finished()
{
QString contentType = reply()->header(QNetworkRequest::ContentTypeHeader).toString();
int httpCode = reply()->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
if (httpCode == 207 && contentType.contains("application/xml; charset=utf-8")) {
// Parse DAV response
QByteArray xml = reply()->readAll();
QXmlStreamReader reader(xml);
reader.addExtraNamespaceDeclaration(QXmlStreamNamespaceDeclaration("d", "DAV:"));
QStringList folders;
QString currentHref;
QMap<QString, QString> currentTmpProperties;
QMap<QString, QString> currentHttp200Properties;
bool currentPropsHaveHttp200 = false;
bool insidePropstat = false;
bool insideProp = false;
while (!reader.atEnd()) {
QXmlStreamReader::TokenType type = reader.readNext();
QString name = reader.name().toString();
// Start elements with DAV:
if (type == QXmlStreamReader::StartElement && reader.namespaceUri() == QLatin1String("DAV:")) {
if (name == QLatin1String("href")) {
currentHref = QUrl::fromPercentEncoding(reader.readElementText().toUtf8());
} else if (name == QLatin1String("response")) {
} else if (name == QLatin1String("propstat")) {
insidePropstat = true;
} else if (name == QLatin1String("status") && insidePropstat) {
QString httpStatus = reader.readElementText();
if (httpStatus.startsWith("HTTP/1.1 200")) {
currentPropsHaveHttp200 = true;
} else {
currentPropsHaveHttp200 = false;
}
} else if (name == QLatin1String("prop")) {
insideProp = true;
continue;
}
}
if (type == QXmlStreamReader::StartElement && insidePropstat && insideProp) {
// All those elements are properties
QString propertyContent = readContentsAsString(reader);
if (name == QLatin1String("resourcetype") && propertyContent.contains("collection")) {
folders.append(currentHref);
} else if (name == QLatin1String("quota-used-bytes")) {
bool ok = false;
auto s = propertyContent.toLongLong(&ok);
if (ok) {
_sizes[currentHref] = s;
}
}
currentTmpProperties.insert(reader.name().toString(), propertyContent);
}
// End elements with DAV:
if (type == QXmlStreamReader::EndElement) {
if (reader.namespaceUri() == QLatin1String("DAV:")) {
if (reader.name() == "response") {
if (currentHref.endsWith('/')) {
currentHref.chop(1);
}
emit directoryListingIterated(currentHref, currentHttp200Properties);
currentHref.clear();
currentHttp200Properties.clear();
} else if (reader.name() == "propstat") {
insidePropstat = false;
if (currentPropsHaveHttp200) {
currentHttp200Properties = QMap<QString,QString>(currentTmpProperties);
}
currentTmpProperties.clear();
currentPropsHaveHttp200 = false;
} else if (reader.name() == "prop") {
insideProp = false;
}
}
}
}
emit directoryListingSubfolders(folders);
emit finishedWithoutError();
} else if (httpCode == 207) {
// wrong content type
emit finishedWithError(reply());
} else {
// wrong HTTP code
emit finishedWithError(reply());
}
return true;
}
