coding style cleanup
This commit is contained in:
parent
64fd9d7484
commit
e18f9e4ecb
|
@ -28,7 +28,7 @@ bool GuppyClient::startRequest(const QUrl &url, RequestOptions options)
|
|||
{
|
||||
Q_UNUSED(options)
|
||||
|
||||
if(isInProgress())
|
||||
if(this->isInProgress())
|
||||
return false;
|
||||
|
||||
if(url.scheme() != "guppy")
|
||||
|
@ -39,43 +39,43 @@ bool GuppyClient::startRequest(const QUrl &url, RequestOptions options)
|
|||
this->requested_url = url;
|
||||
this->was_cancelled = false;
|
||||
this->prev_seq = this->first_seq = this->last_seq = 0;
|
||||
socket.connectToHost(url.host(), url.port(6775));
|
||||
this->socket.connectToHost(url.host(), url.port(6775));
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
bool GuppyClient::isInProgress() const
|
||||
{
|
||||
return socket.isOpen();
|
||||
return this->socket.isOpen();
|
||||
}
|
||||
|
||||
bool GuppyClient::cancelRequest()
|
||||
{
|
||||
was_cancelled = true;
|
||||
socket.close();
|
||||
timer.stop();
|
||||
body.clear();
|
||||
chunks.clear();
|
||||
this->socket.close();
|
||||
this->timer.stop();
|
||||
this->body.clear();
|
||||
this->chunks.clear();
|
||||
return true;
|
||||
}
|
||||
|
||||
void GuppyClient::on_connected()
|
||||
{
|
||||
request = (requested_url.toString(QUrl::FormattingOptions(QUrl::FullyEncoded)) + "\r\n").toUtf8();
|
||||
if(socket.write(request.constData(), request.size()) <= 0)
|
||||
request = (this->requested_url.toString(QUrl::FormattingOptions(QUrl::FullyEncoded)) + "\r\n").toUtf8();
|
||||
if(this->socket.write(request.constData(), request.size()) <= 0)
|
||||
{
|
||||
socket.close();
|
||||
this->socket.close();
|
||||
return;
|
||||
}
|
||||
|
||||
timer.start(2000);
|
||||
this->timer.start(2000);
|
||||
|
||||
emit this->requestStateChange(RequestState::Connected);
|
||||
}
|
||||
|
||||
void GuppyClient::on_readRead()
|
||||
{
|
||||
QByteArray chunk = socket.read(65535);
|
||||
QByteArray chunk = this->socket.read(65535);
|
||||
|
||||
if(int crlf = chunk.indexOf("\r\n"); crlf > 0) {
|
||||
QByteArray header = chunk.left(crlf);
|
||||
|
@ -87,82 +87,102 @@ void GuppyClient::on_readRead()
|
|||
seq = chunk.left(space).toInt();
|
||||
|
||||
if(seq < 6 || seq > 2147483647) {
|
||||
timer.stop();
|
||||
body.clear();
|
||||
chunks.clear();
|
||||
this->timer.stop();
|
||||
this->body.clear();
|
||||
this->chunks.clear();
|
||||
emit this->requestStateChange(RequestState::None);
|
||||
|
||||
if(seq == 4) emit networkError(UnknownError, meta); // error
|
||||
else if (seq == 3) { // redirect
|
||||
if(seq == 4) {
|
||||
emit networkError(UnknownError, meta); // error
|
||||
}
|
||||
else if(seq == 3) { // redirect
|
||||
QUrl new_url(meta);
|
||||
|
||||
if(new_url.isRelative()) new_url = requested_url.resolved(new_url);
|
||||
if(new_url.isRelative()) new_url = this->requested_url.resolved(new_url);
|
||||
assert(not new_url.isRelative());
|
||||
|
||||
socket.close();
|
||||
timer.stop();
|
||||
body.clear();
|
||||
chunks.clear();
|
||||
this->socket.close();
|
||||
this->timer.stop();
|
||||
this->body.clear();
|
||||
this->chunks.clear();
|
||||
emit this->requestStateChange(RequestState::None);
|
||||
|
||||
emit redirected(new_url, false);
|
||||
} else if (seq == 1) { // input prompt
|
||||
socket.close();
|
||||
timer.stop();
|
||||
body.clear();
|
||||
chunks.clear();
|
||||
}
|
||||
else if(seq == 1) { // input prompt
|
||||
this->socket.close();
|
||||
this->timer.stop();
|
||||
this->body.clear();
|
||||
this->chunks.clear();
|
||||
|
||||
emit this->requestStateChange(RequestState::None);
|
||||
|
||||
emit inputRequired(meta, false);
|
||||
} else emit networkError(ProtocolViolation, QObject::tr("invalid seq"));
|
||||
}
|
||||
else {
|
||||
emit networkError(ProtocolViolation, QObject::tr("invalid seq"));
|
||||
}
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
first_seq = seq; // success
|
||||
mime = meta;
|
||||
} else seq = header.toInt();
|
||||
this->first_seq = seq; // success
|
||||
this->mime = meta;
|
||||
}
|
||||
else {
|
||||
seq = header.toInt();
|
||||
}
|
||||
|
||||
if(seq < first_seq) return;
|
||||
if(chunk.size() == crlf + 2) last_seq = seq; // eof
|
||||
if(seq < this->first_seq) {
|
||||
return;
|
||||
}
|
||||
if(chunk.size() == crlf + 2) { // eof
|
||||
last_seq = seq;
|
||||
}
|
||||
else if(seq >= first_seq) { // success or continuation
|
||||
if(!prev_seq || seq >= prev_seq) chunks[seq] = chunk.mid(crlf + 2, chunk.size() - crlf - 2);
|
||||
if(!this->prev_seq || seq >= this->prev_seq) {
|
||||
this->chunks[seq] = chunk.mid(crlf + 2, chunk.size() - crlf - 2);
|
||||
}
|
||||
|
||||
// postpone the timer when we receive the next packet
|
||||
if(seq == prev_seq + 1) timer.start();
|
||||
if(seq == this->prev_seq + 1) {
|
||||
this->timer.start();
|
||||
}
|
||||
}
|
||||
// acknowledge every valid packet we receive
|
||||
QByteArray ack = QString("%1\r\n").arg(seq).toUtf8();
|
||||
socket.write(ack.constData(), ack.size());
|
||||
} else {
|
||||
emitNetworkError(socket.error(), socket.errorString());
|
||||
}
|
||||
else {
|
||||
emitNetworkError(this->socket.error(), this->socket.errorString());
|
||||
return;
|
||||
}
|
||||
|
||||
// append all consequent chunks we have
|
||||
int next_seq = prev_seq ? prev_seq + 1 : first_seq;
|
||||
int next_seq = this->prev_seq ? this->prev_seq + 1 : this->first_seq;
|
||||
while(next_seq != last_seq) {
|
||||
QByteArray next = chunks.take(next_seq);
|
||||
if(next.isNull()) break;
|
||||
QByteArray next = this->chunks.take(next_seq);
|
||||
if(next.isNull()) {
|
||||
break;
|
||||
}
|
||||
body.append(next.constData(), next.size());
|
||||
prev_seq = next_seq;
|
||||
this->prev_seq = next_seq;
|
||||
}
|
||||
|
||||
if(not was_cancelled) {
|
||||
if(not this->was_cancelled) {
|
||||
emit this->requestProgress(body.size());
|
||||
}
|
||||
|
||||
// we're done when the last appended chunk is the one before the eof chunk
|
||||
if(next_seq == last_seq) {
|
||||
if(not was_cancelled) {
|
||||
emit this->requestComplete(this->body, mime);
|
||||
was_cancelled = true;
|
||||
if(next_seq == this->last_seq) {
|
||||
if(not this->was_cancelled) {
|
||||
emit this->requestComplete(this->body, this->mime);
|
||||
this->was_cancelled = true;
|
||||
}
|
||||
socket.close();
|
||||
timer.stop();
|
||||
body.clear();
|
||||
chunks.clear();
|
||||
this->socket.close();
|
||||
this->timer.stop();
|
||||
this->body.clear();
|
||||
this->chunks.clear();
|
||||
|
||||
emit this->requestStateChange(RequestState::None);
|
||||
}
|
||||
|
@ -171,9 +191,15 @@ void GuppyClient::on_readRead()
|
|||
void GuppyClient::on_timerTick()
|
||||
{
|
||||
QByteArray pkt;
|
||||
if(prev_seq) pkt = QString("%1\r\n").arg(prev_seq).toUtf8(); // resend the last ack
|
||||
else if(chunks.empty()) pkt = request; // resend the request
|
||||
else return;
|
||||
if(this->prev_seq) { // resend the last ack
|
||||
pkt = QString("%1\r\n").arg(this->prev_seq).toUtf8();
|
||||
}
|
||||
else if(this->chunks.empty()) { // resend the request
|
||||
pkt = request;
|
||||
}
|
||||
else {
|
||||
return;
|
||||
}
|
||||
|
||||
socket.write(pkt.constData(), pkt.size());
|
||||
this->socket.write(pkt.constData(), pkt.size());
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue