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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commitbcb704366cb5e333a626c18c308c7e0448a8e69f (patch)
treef0d6ab7d78ecdd9207cf46536376b44b91a1ca71 /kget/slave.cpp
downloadtdenetwork-bcb704366cb5e333a626c18c308c7e0448a8e69f.tar.gz
tdenetwork-bcb704366cb5e333a626c18c308c7e0448a8e69f.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdenetwork@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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+/***************************************************************************
+* slave.cpp
+* -------------------
+*
+* Revision : $Id$
+* begin : Tue Jan 29 2002
+* copyright : (C) 2002 by Patrick Charbonnier
+* : Based On Caitoo v.0.7.3 (c) 1998 - 2000, Matej Koss
+* email : pch@freeshell.org
+*
+****************************************************************************/
+
+/***************************************************************************
+ *
+ * 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 2 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.
+ *
+ ***************************************************************************/
+
+
+#include <kapplication.h>
+#include <kio/scheduler.h>
+
+#include "getfilejob.h"
+#include "slave.h"
+#include "slaveevent.h"
+#include "transfer.h"
+
+#include <assert.h>
+
+Slave::Slave(Transfer * _parent, const KURL & _src, const KURL & _dest)
+ : QObject(),
+ QThread()
+{
+ mDebug << ">>>>Entering" << endl;
+ copyjob = NULL;
+ m_src = _src;
+ m_dest = _dest;
+ m_parent = _parent;
+
+ nPendingCommand = 0;
+
+ mDebug << ">>>>Leaving" << endl;
+}
+
+Slave::~Slave()
+{}
+
+void Slave::Op(SlaveCommand _cmd)
+{
+ mDebugIn << " _cmd = " << _cmd << endl;
+
+ if ( !running() ) // start on demand
+ start();
+
+ mutex.lock();
+ stack.push(_cmd);
+ nPendingCommand++;
+ worker.wakeOne();
+ mutex.unlock();
+
+ mDebugOut << endl;
+}
+
+/** No descriptions */
+void Slave::PostMessage(SlaveResult _event, Q_ULLONG _data)
+{
+ SlaveEvent *e1 = new SlaveEvent(m_parent, _event, _data);
+
+ QApplication::postEvent(kapp->mainWidget(), (QEvent *) e1);
+}
+
+void Slave::PostMessage(SlaveResult _event, const QString & _msg)
+{
+ SlaveEvent *e1 = new SlaveEvent(m_parent, _event, _msg);
+
+ QApplication::postEvent(kapp->mainWidget(), (QEvent *) e1);
+ mDebug << "Msg:" << "_msg = " << _msg << endl;
+}
+
+void Slave::InfoMessage(const QString & _msg)
+{
+ SlaveEvent *e1 = new SlaveEvent(m_parent, SLV_INFO, _msg);
+
+ QApplication::postEvent(kapp->mainWidget(), (QEvent *) e1);
+ mDebug << "Infor Msg:" << "_msg = " << _msg << endl;
+}
+
+
+
+void Slave::run()
+{
+ mDebugIn << endl;
+
+ SlaveCommand cmd;
+ bool running = true;
+
+ while (running)
+ {
+ if (!nPendingCommand)
+ worker.wait();
+ switch (cmd = fetch_cmd())
+ {
+ case RESTART:
+ if (copyjob) {
+ copyjob->kill(true);
+ copyjob = 0L;
+ }
+ // fall through
+ case RETR:
+ mDebug << " FETCHED COMMAND RETR" << endl;
+ assert(!copyjob);
+ KIO::Scheduler::checkSlaveOnHold( true );
+ copyjob = new KIO::GetFileJob(m_src, m_dest);
+ Connect();
+ PostMessage(SLV_RESUMED);
+ break;
+
+ case RETR_CACHE:
+ mDebug << " FETCHED COMMAND RETR_CACHE" << endl;
+ assert(!copyjob);
+ KIO::Scheduler::checkSlaveOnHold( true );
+ copyjob = new KIO::GetFileJob(m_src, m_dest);
+ copyjob->addMetaData("cache", "cacheonly");
+ Connect();
+ break;
+
+ case PAUSE:
+ mDebug << " FETCHED COMMAND PAUSE" << endl;
+ if (copyjob) {
+ copyjob->kill(true);
+ copyjob = 0L;
+ }
+ PostMessage(SLV_PAUSED);
+ break;
+
+ case KILL:
+ mDebug << " FETCHED COMMAND KILL" << endl;
+ running = false;
+ if (copyjob) {
+ copyjob->kill(true);
+ copyjob = 0L;
+ }
+ // no message posted
+ break;
+
+ case REMOVE:
+ mDebug << " FETCHED COMMAND REMOVE" << endl;
+ running = false;
+ if (copyjob) {
+ copyjob->kill(true);
+ copyjob = 0L;
+ }
+ PostMessage(SLV_REMOVED);
+ break;
+
+ case SCHEDULE:
+ mDebug << " FETCHED COMMAND SCHEDULE" << endl;
+ if (copyjob) {
+ copyjob->kill(true);
+ copyjob = 0L;
+ }
+ PostMessage(SLV_SCHEDULED);
+ break;
+
+ case DELAY:
+ mDebug << " FETCHED COMMAND DELAY" << endl;
+ if (copyjob) {
+ copyjob->kill(true);
+ copyjob = 0L;
+ }
+ PostMessage(SLV_DELAYED);
+ break;
+
+ case NOOP:
+ mDebug << "FETCHED COMMAND NOOP, i.e. empty stack" << endl;
+ if (copyjob) {
+ copyjob->kill(true);
+ copyjob = 0L;
+ }
+ running = false;
+ break;
+
+ default:
+ mDebug << " UNKNOWN COMMAND DIE...." << endl;
+ assert(0);
+ }
+ }
+
+ assert(!copyjob);
+ mDebugOut << endl;
+}
+
+
+Slave::SlaveCommand Slave::fetch_cmd()
+{
+ mutex.lock();
+ SlaveCommand cmd = NOOP;
+ if ( !stack.isEmpty() )
+ {
+ nPendingCommand--;
+ cmd = stack.pop();
+ }
+ mutex.unlock();
+ return cmd;
+}
+
+
+void Slave::Connect()
+{
+ mDebugIn << endl;
+
+
+ connect(copyjob, SIGNAL(canceled(KIO::Job *)), SLOT(slotCanceled(KIO::Job *)));
+ connect(copyjob, SIGNAL(connected(KIO::Job *)), SLOT(slotConnected(KIO::Job *)));
+ connect(copyjob, SIGNAL(result(KIO::Job *)), SLOT(slotResult(KIO::Job *)));
+
+ connect(copyjob, SIGNAL(totalSize(KIO::Job *, KIO::filesize_t)), SLOT(slotTotalSize(KIO::Job *, KIO::filesize_t)));
+
+ connect(copyjob, SIGNAL(processedSize(KIO::Job *, KIO::filesize_t)), SLOT(slotProcessedSize(KIO::Job *, KIO::filesize_t)));
+
+ connect(copyjob, SIGNAL(speed(KIO::Job *, unsigned long)), SLOT(slotSpeed(KIO::Job *, unsigned long)));
+
+ connect(copyjob, SIGNAL(infoMessage(KIO::Job *, const QString &)), SLOT(slotInfoMessage(KIO::Job *, const QString &)));
+
+ mDebugOut << endl;
+}
+
+
+void Slave::slotCanceled(KIO::Job *)
+{
+ mDebugIn << endl;
+
+
+ mDebugOut << endl;
+}
+
+void Slave::slotConnected(KIO::Job *)
+{
+ mDebugIn << endl;
+
+
+ mDebugOut << endl;
+}
+
+void Slave::slotResult(KIO::Job * job)
+{
+ mDebugIn << endl;
+
+ assert(copyjob == job);
+ copyjob=0L;
+ KIO::Error error=KIO::Error(job->error());
+ if (!error) {
+ PostMessage(SLV_FINISHED);
+ }
+ else {
+ if (m_parent->getMode() == Transfer::MD_NEW)
+ {
+ PostMessage(SLV_NOTINCACHE);
+ return;
+ }
+ QString tmsg="<font color=\"red\"> <b>" + job->errorString() + \
+ "</b></font>";
+ InfoMessage(tmsg);
+ if (m_parent->retryOnError() && \
+ ((error==KIO::ERR_COULD_NOT_LOGIN) || (error==KIO::ERR_SERVER_TIMEOUT))) {
+ //Timeout or login error
+ PostMessage(SLV_ERROR);
+ }
+ else if (m_parent->retryOnBroken() && (error==KIO::ERR_CONNECTION_BROKEN)) {
+ // Connection Broken
+ PostMessage(SLV_BROKEN);
+ }
+ else {
+ job->showErrorDialog();
+ PostMessage(SLV_DELAYED);
+ }
+ }
+ mDebugOut << endl;
+}
+
+
+void Slave::slotSpeed(KIO::Job *, unsigned long lSpeed)
+{
+ // mDebugIn<<endl;
+ PostMessage(SLV_PROGRESS_SPEED, lSpeed);
+ // mDebugOut<<endl;
+
+}
+
+void Slave::slotTotalSize(KIO::Job *, KIO::filesize_t _total_size)
+{
+ mDebugIn << "= " << _total_size << endl;
+
+ if ((int)_total_size == 0)//shouldn't happen, but does
+ return;
+
+ if (m_parent->getMode() != Transfer::MD_NEW)
+ {
+ PostMessage(SLV_CAN_RESUME, copyjob->getCanResume());
+ PostMessage(SLV_CONNECTED);
+ }
+ else
+ InfoMessage("checking if file is in cache...yes");
+ PostMessage(SLV_TOTAL_SIZE, _total_size);
+ mDebugOut << endl;
+}
+
+void Slave::slotProcessedSize(KIO::Job *, KIO::filesize_t _processed_size)
+{
+ // mDebugIn<<endl;
+ PostMessage(SLV_PROGRESS_SIZE, _processed_size);
+
+ // mDebugOut<<endl;
+}
+
+void Slave::slotInfoMessage(KIO::Job *, const QString & _msg)
+{
+ mDebugIn << "MSG=" << _msg << endl;
+ InfoMessage(_msg);
+ mDebugOut << endl;
+}
+
+#include "slave.moc"