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HTTP server: Greatly improved HTTP request parsing

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This commit is contained in:
Christophe Dumez
2011-10-01 23:30:33 +03:00
parent 80bf89857a
commit eeda9379d5
3 changed files with 64 additions and 55 deletions
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75
src/webui/httprequestparser.cpp
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@@ -65,16 +65,9 @@ const QByteArray& HttpRequestParser::torrent() const {
return m_torrentContent;
}
void HttpRequestParser::write(const QByteArray& ba) {
int end_of_header = ba.indexOf("\r\n\r\n");
if (end_of_header < 0) {
qWarning() << "Could not find HTTP header: " << ba.constData();
m_error = true;
return;
}
void HttpRequestParser::writeHeader(const QByteArray& ba) {
// Parse header
m_header = QHttpRequestHeader(ba.left(end_of_header));
m_header = QHttpRequestHeader(ba);
QUrl url = QUrl::fromEncoded(m_header.path().toAscii());
m_path = url.path();
@@ -84,26 +77,27 @@ void HttpRequestParser::write(const QByteArray& ba) {
QPair<QString, QString> pair = i.next();
m_getMap[pair.first] = pair.second;
}
}
void HttpRequestParser::writeMessage(const QByteArray& ba) {
// Parse message content
if (m_header.hasContentLength()) {
qDebug() << Q_FUNC_INFO << "ba.size(): " << ba.size();
qDebug() << Q_FUNC_INFO << "\n\n" << "header: " << ba.left(end_of_header) << "\n\n";
m_data = ba.mid(end_of_header + 4, m_header.contentLength()); // +4 to skip "\r\n\r\n"
qDebug() << "m_data.size(): " << m_data.size();
Q_ASSERT (m_header.hasContentLength());
// Parse POST data
if(m_header.contentType() == "application/x-www-form-urlencoded") {
QUrl url;
url.setEncodedQuery(m_data);
QListIterator<QPair<QString, QString> > i(url.queryItems());
while (i.hasNext()) {
QPair<QString, QString> pair = i.next();
m_postMap[pair.first] = pair.second;
}
} else {
// Parse form data (torrent file)
/**
m_data = ba;
qDebug() << "m_data.size(): " << m_data.size();
// Parse POST data
if(m_header.contentType() == "application/x-www-form-urlencoded") {
QUrl url;
url.setEncodedQuery(m_data);
QListIterator<QPair<QString, QString> > i(url.queryItems());
while (i.hasNext()) {
QPair<QString, QString> pair = i.next();
m_postMap[pair.first] = pair.second;
}
} else {
// Parse form data (torrent file)
/**
m_data has the following format (if boundary is "cH2ae0GI3KM7GI3Ij5ae0ei4Ij5Ij5")
--cH2ae0GI3KM7GI3Ij5ae0ei4Ij5Ij5
@@ -121,22 +115,21 @@ Content-Disposition: form-data; name=\"Upload\"
Submit Query
--cH2ae0GI3KM7GI3Ij5ae0ei4Ij5Ij5--
**/
if (m_header.contentType().startsWith("multipart/form-data")) {
int filename_index = m_data.indexOf("filename=");
if (filename_index >= 0) {
QByteArray boundary = m_data.left(m_data.indexOf("\r\n"));
qDebug() << "Boundary is " << boundary << "\n\n";
qDebug() << "Before binary data: " << m_data.left(m_data.indexOf("\r\n\r\n", filename_index+9)) << "\n\n";
m_torrentContent = m_data.mid(m_data.indexOf("\r\n\r\n", filename_index+9) + 4);
int binaryend_index = m_torrentContent.indexOf("\r\n"+boundary);
if (binaryend_index >= 0) {
qDebug() << "found end boundary :)";
m_torrentContent = m_torrentContent.left(binaryend_index);
}
qDebug() << Q_FUNC_INFO << "m_torrentContent.size(): " << m_torrentContent.size()<< "\n\n";
} else {
m_error = true;
if (m_header.contentType().startsWith("multipart/form-data")) {
int filename_index = m_data.indexOf("filename=");
if (filename_index >= 0) {
QByteArray boundary = m_data.left(m_data.indexOf("\r\n"));
qDebug() << "Boundary is " << boundary << "\n\n";
qDebug() << "Before binary data: " << m_data.left(m_data.indexOf("\r\n\r\n", filename_index+9)) << "\n\n";
m_torrentContent = m_data.mid(m_data.indexOf("\r\n\r\n", filename_index+9) + 4);
int binaryend_index = m_torrentContent.indexOf("\r\n"+boundary);
if (binaryend_index >= 0) {
qDebug() << "found end boundary :)";
m_torrentContent = m_torrentContent.left(binaryend_index);
}
qDebug() << Q_FUNC_INFO << "m_torrentContent.size(): " << m_torrentContent.size()<< "\n\n";
} else {
m_error = true;
}
}
}