Added DCC receive support

16 files changed, 459 insertions, 13 deletions

diff --git a/noncore/net/opieirc/dccprogress.cpp b/noncore/net/opieirc/dccprogress.cpp
new file mode 100644
index 0000000..28277f7
--- a/dev/null
+++ b/noncore/net/opieirc/dccprogress.cpp
@@ -0,0 +1,75 @@
+#include <qprogressbar.h>
+#include <qlabel.h>
+#include <qvbox.h>
+
+#include "dcctransfer.h"
+#include "dcctransferrecv.h"
+#include "dccprogress.h"
+
+DCCProgress::DCCProgress(DCCTransfer::Type type, Q_UINT32 ip4Addr, Q_UINT16 port,
+    const QString &filename, const QString &nickname, unsigned int size, QWidget *parent, char *name, WFlags f)
+    : QWidget(parent, name, f), m_vbox(new QVBox(this)),
+    m_label(new QLabel(m_vbox)),
+    m_bar(new QProgressBar(m_vbox))
+{
+    
+    if (DCCTransfer::Recv == type)
+       m_transfer = new DCCTransferRecv(ip4Addr, port, filename, size); 
+
+    
+    connect(m_transfer, SIGNAL(progress(int)), this, SLOT(slotSetProgress(int)));
+    connect(m_transfer, SIGNAL(finished(DCCTransfer *, DCCTransfer::EndCode)), 
+            this, SLOT(slotFinished(DCCTransfer *, DCCTransfer::EndCode)));
+    
+    m_label->setText(tr("Receiving file %1 from %2...").arg(m_transfer->filename()).arg(nickname));
+    
+    m_label->show();
+    m_bar->show();
+    show();
+    
+}
+
+bool DCCProgress::finished()
+{
+    return ( m_transfer == 0);
+}
+
+void DCCProgress::cancel()
+{
+    if (m_transfer)
+        m_transfer->cancel();
+}
+
+void DCCProgress::slotSetProgress(int progress)
+{
+    m_bar->setProgress(progress);
+}
+
+void DCCProgress::slotFinished(DCCTransfer *transfer, DCCTransfer::EndCode code)
+{
+    if(transfer != m_transfer)
+        // WTF!!
+        return;
+    
+    QString msg;
+    
+    switch(code) {
+        case DCCTransfer::Successfull:
+            msg = tr("Successfully received %1").arg(m_transfer->filename());
+            break;
+        case DCCTransfer::SelfAborted:
+            msg = tr("Aborted");
+            break;
+        case DCCTransfer::PeerAborted:
+            msg = tr("Peer Aborted");
+            break;
+        case DCCTransfer::Timeout:
+            msg = tr("Timeout");
+            break;
+    }
+    
+    m_label->setText(msg);
+    delete m_transfer;
+    m_transfer = 0;
+}
+
diff --git a/noncore/net/opieirc/dccprogress.h b/noncore/net/opieirc/dccprogress.h
new file mode 100644
index 0000000..81b922e
--- a/dev/null
+++ b/noncore/net/opieirc/dccprogress.h
@@ -0,0 +1,35 @@
+#ifndef DCCPROGRESS_H
+#define DCCPROGRESS_H
+
+
+#include <qwidget.h>
+
+#include "dcctransfer.h"
+
+class QProgressBar;
+class QLabel;
+class QVBox;
+
+class DCCProgress: public QWidget {
+
+    Q_OBJECT
+public:
+    DCCProgress(DCCTransfer::Type type, Q_UINT32 ip4Addr, Q_UINT16 port,
+            const QString &filename, const QString &nickname, unsigned int size,
+            QWidget *parent = 0, char *name = 0, WFlags f = 0);
+    
+    bool finished();
+    void cancel();
+    
+public slots:
+    void slotSetProgress(int progress);
+    void slotFinished(DCCTransfer *transfer, DCCTransfer::EndCode code);
+
+private:
+    QVBox *m_vbox;
+    QLabel *m_label;
+    QProgressBar *m_bar;
+    DCCTransfer *m_transfer;
+};
+
+#endif
diff --git a/noncore/net/opieirc/dcctransfer.cpp b/noncore/net/opieirc/dcctransfer.cpp
new file mode 100644
index 0000000..cfa9f74
--- a/dev/null
+++ b/noncore/net/opieirc/dcctransfer.cpp
@@ -0,0 +1,41 @@
+#include <qsocket.h>
+#include <qfile.h>
+
+#include "dcctransfer.h"
+
+
+DCCTransfer::DCCTransfer(Q_UINT32 ip4Addr, Q_UINT16 port, const QString &filename, unsigned int size)
+    : m_socket(new QSocket), m_file(new QFile), m_bufSize(4096), m_buffer(new char[m_bufSize]),
+    m_ip4Addr(ip4Addr), m_port(port), m_totalSize(size), m_processedSize(0)
+{
+    m_file->setName(filename);
+}
+    
+DCCTransfer::~DCCTransfer()
+{
+    if(m_socket)
+        delete m_socket;
+    if(m_file) {
+        m_file->close();
+        delete m_file;
+    }
+    if(m_buffer)
+        delete []m_buffer;
+}
+
+
+void DCCTransfer::cancel()
+{
+    if(m_socket)
+        m_socket->close();
+    
+    emit(finished(DCCTransfer::SelfAborted));
+}
+
+QString DCCTransfer::filename()
+{
+    if(!m_file)
+        return QString::null;
+
+    return m_file->name().mid(m_file->name().findRev('/') + 1);
+}
diff --git a/noncore/net/opieirc/dcctransfer.h b/noncore/net/opieirc/dcctransfer.h
new file mode 100644
index 0000000..775ed24
--- a/dev/null
+++ b/noncore/net/opieirc/dcctransfer.h
@@ -0,0 +1,44 @@
+#ifndef DCCTRANSFER_H
+#define DCCTRANSFER_H
+
+#include <qobject.h>
+
+class QSocket;
+class QFile;
+class QString;
+
+class DCCTransfer: public QObject {
+    Q_OBJECT
+public:
+    enum Type { Send, Recv };
+    enum EndCode { Successfull, SelfAborted, PeerAborted, Timeout };
+
+    DCCTransfer(Q_UINT32 ip4Addr, Q_UINT16 port, const QString &filename, unsigned int size);
+    virtual ~DCCTransfer();
+
+    void cancel();
+
+    QString filename();
+
+signals:
+    virtual void finished(DCCTransfer *transfer, EndCode code);
+    virtual void progress(int progress);
+
+protected slots:
+    virtual void slotProcess() = 0;
+    virtual void slotFinished() = 0;
+
+protected:
+    QSocket *m_socket;
+    QFile *m_file;
+    unsigned int m_bufSize;
+    char *m_buffer;
+    Q_UINT32 m_ip4Addr;
+    Q_UINT16 m_port;
+    unsigned int m_totalSize;
+    unsigned int m_processedSize;
+    bool m_cancel;
+    bool m_timeout;
+};
+
+#endif
diff --git a/noncore/net/opieirc/dcctransferrecv.cpp b/noncore/net/opieirc/dcctransferrecv.cpp
new file mode 100644
index 0000000..58e8d09
--- a/dev/null
+++ b/noncore/net/opieirc/dcctransferrecv.cpp
@@ -0,0 +1,53 @@
+#include <netinet/in.h>
+
+#include <qfile.h>
+#include <qsocket.h>
+#include <qhostaddress.h>
+
+#include <opie2/odebug.h>
+
+
+#include "dcctransferrecv.h"
+
+
+DCCTransferRecv::DCCTransferRecv(Q_UINT32 ip4Addr, Q_UINT16 port, const QString &filename, unsigned int size)
+    : DCCTransfer(ip4Addr, port, filename, size)
+{
+    QHostAddress ip(ip4Addr);
+    m_socket->connectToHost(ip.toString(), m_port);
+    connect(m_socket, SIGNAL(readyRead()), this, SLOT(slotProcess()));
+    connect(m_socket, SIGNAL(connectionClosed()), this, SLOT(slotFinished()));
+    
+    m_file->open(IO_WriteOnly);
+}
+
+
+void DCCTransferRecv::slotProcess()
+{
+    int availableBytes = m_socket->bytesAvailable();
+    int receivedBytes = 0;
+    
+    while(receivedBytes < availableBytes) {
+        int bytes = m_socket->readBlock(m_buffer, m_bufSize);
+        receivedBytes += bytes;
+        m_file->writeBlock(m_buffer, bytes);
+    }
+    
+    m_file->flush();
+    m_processedSize += availableBytes;
+    unsigned long value = htonl(m_processedSize);
+    m_socket->writeBlock((char*)&value, sizeof(unsigned long));
+    
+    emit (progress((m_processedSize * 100) / m_totalSize));
+}
+
+void DCCTransferRecv::slotFinished()
+{
+    m_file->close();
+    
+    if(m_processedSize == m_totalSize)
+        emit(finished(this, DCCTransfer::Successfull));
+    else
+        emit(finished(this, DCCTransfer::PeerAborted));
+}
+    
diff --git a/noncore/net/opieirc/dcctransferrecv.h b/noncore/net/opieirc/dcctransferrecv.h
new file mode 100644
index 0000000..bfc55ef
--- a/dev/null
+++ b/noncore/net/opieirc/dcctransferrecv.h
@@ -0,0 +1,21 @@
+#ifndef DCCTRANSFERRECV_H
+#define DCCTRANSFERRECV_H
+
+#include "dcctransfer.h"
+
+
+class DCCTransferRecv: public DCCTransfer {
+    Q_OBJECT
+public:
+    DCCTransferRecv(Q_UINT32 ip4Addr, Q_UINT16 port, const QString &filename, unsigned int size);
+
+signals:
+    void finished(DCCTransfer *transfer, DCCTransfer::EndCode code);
+
+public slots:
+    void slotProcess();
+    void slotFinished();
+};
+
+#endif
+
diff --git a/noncore/net/opieirc/dcctransfertab.cpp b/noncore/net/opieirc/dcctransfertab.cpp
new file mode 100644
index 0000000..ea0ff1f
--- a/dev/null
+++ b/noncore/net/opieirc/dcctransfertab.cpp
@@ -0,0 +1,81 @@
+#include <qlist.h>
+#include <qlabel.h>
+#include <qstring.h>
+#include <qvbox.h>
+#include <qmessagebox.h>
+
+#include "dcctransfer.h"
+#include "dccprogress.h"
+#include "mainwindow.h"
+#include "dcctransfertab.h"
+
+#include <stdio.h>
+
+DCCTransferTab::DCCTransferTab(QWidget *parent, const char *name, WFlags f)
+    :IRCTab(parent, name, f), m_hbox(new QHBox(this)), m_parent(static_cast<MainWindow*>(parent))
+{
+    m_description->setText("");
+    m_layout->add(m_hbox);
+    m_hbox->show();
+}
+
+DCCTransferTab::~DCCTransferTab()
+{
+    if(m_hbox)
+        delete m_hbox;
+}
+
+QString DCCTransferTab::title()
+{
+    return "DCC";
+}
+
+void DCCTransferTab::remove()
+{
+    //Clean finished transfers
+    for(QListIterator <DCCProgress> it(m_progressList); it.current(); ++it) {
+        DCCProgress *current = it.current();
+        if (current->finished()) {
+            m_progressList.remove(current);
+            current->hide();
+            delete current;
+        }
+    }
+    
+    if (m_progressList.count() > 0) {
+        int retval = QMessageBox::information( parentWidget() , tr("DCC Transfers in Progress"),
+                            tr( "There are transfers in progress. <br>If you close this tab, they will be canceled."
+                                "<br>Do you want to close it anyway?"),
+                            tr("&Close"), tr("&Don't Close"));
+        if ( retval != 0 ) {
+            return;
+        }
+        //Cancel active transfers (user accepted)
+        for(QListIterator <DCCProgress> itr(m_progressList); itr.current(); ++itr) {
+            DCCProgress *current = itr.current();
+            m_progressList.remove(current);
+            current->hide();
+            current->cancel();
+            delete current;
+        }
+    }
+                                                        
+    //Remove
+    m_parent->killTab(this);
+}
+
+bool DCCTransferTab::confirm(QWidget *parent, const QString &nickname, const QString &filename, unsigned int size)
+{
+    int retval = QMessageBox::information(parent, tr("DCC Transfer from %1").arg(nickname),
+            tr( "%1 is trying to send you the file %2\n(%3 bytes)").arg(nickname).arg(filename).arg(size),
+            tr("&Accept"), tr("&Reject"));
+    
+    return ( 0 == retval);
+    
+}
+
+void DCCTransferTab::addTransfer(DCCTransfer::Type type, Q_UINT32 ip4Addr, Q_UINT16 port,
+    const QString &filename, const QString &nickname, unsigned int size)
+{
+   m_progressList.append(new DCCProgress(type, ip4Addr, port, filename, nickname, size, this));
+}
diff --git a/noncore/net/opieirc/dcctransfertab.h b/noncore/net/opieirc/dcctransfertab.h
new file mode 100644
index 0000000..a21323d
--- a/dev/null
+++ b/noncore/net/opieirc/dcctransfertab.h
@@ -0,0 +1,41 @@
+#ifndef DCCTRANSFERTAB_H
+#define DCCTRANSFERTAB_H
+
+#include "dcctransfer.h"
+#include "irctab.h"
+
+template <class T> class QList;
+
+class DCCProgress;
+class IRCSession;
+class QString;
+class QHBox;
+class MainWindow;
+
+class DCCTransferTab: public IRCTab {
+    Q_OBJECT
+public:
+
+    DCCTransferTab(QWidget *parent = 0, const char *name = 0, WFlags f = 0);
+    ~DCCTransferTab();
+    virtual QString DCCTransferTab::title();
+    virtual IRCSession* DCCTransferTab::session(){return 0;};
+    virtual void DCCTransferTab::appendText(QString){};
+    virtual void DCCTransferTab::remove();
+    virtual void DCCTransferTab::settingsChanged() {};
+    void addTransfer(DCCTransfer::Type type, Q_UINT32 ip4Addr, 
+            Q_UINT16 port, const QString &filename,
+            const QString &nickname, unsigned int size);
+    static bool confirm(QWidget *parent = 0, 
+            const QString &nickname = QString::null,
+            const QString &filename = QString::null,
+            unsigned int size = 0);
+private:
+    QHBox *m_hbox;
+    QList <DCCProgress> m_progressList;
+    MainWindow *m_parent;
+      
+};
+
+#endif
+
diff --git a/noncore/net/opieirc/ircmessageparser.cpp b/noncore/net/opieirc/ircmessageparser.cpp
index ad9de2b..939cdae 100644
--- a/noncore/net/opieirc/ircmessageparser.cpp
+++ b/noncore/net/opieirc/ircmessageparser.cpp
@@ -1,10 +1,15 @@
 #include <qtextstream.h>
 #include <qdatetime.h>
 
+#include <opie2/ofiledialog.h>
+#include <opie2/ofileselector.h>
+#include <opie2/odebug.h>
+
 #include "ircmessageparser.h"
 #include "ircversion.h"
 #include "ircchannelperson.h"
-//#include "transferreceiver.h"
+#include "dcctransfertab.h"
+#include "ircservertab.h"
 
 /* Lookup table for literal commands */
 IRCLiteralMessageParserStruct IRCMessageParser::literalParserProcTable[] = {
@@ -461,12 +466,25 @@ void IRCMessageParser::parseCTCPAction(IRCMessage *message) {
 
 void IRCMessageParser::parseCTCPDCC(IRCMessage *message) {
     QStringList params = QStringList::split(' ', message->param(0).stripWhiteSpace());
-    if( params.count() != 5) {
-        emit outputReady(IRCOutput(OUTPUT_ERROR, tr("Malformed DCC request from ") + IRCPerson(message->prefix()).nick()));
-        return;
+    
+    if(params[0] == "SEND") {
+        QString nickname = IRCPerson(message->prefix()).nick();
+        if( params.count() != 5) {
+            emit outputReady(IRCOutput(OUTPUT_ERROR, tr("Malformed DCC request from %1").arg(nickname)));
+            return;
+        }
+        bool accepted = DCCTransferTab::confirm(static_cast<QWidget*>(m_session->parent()), nickname, params[1], params[4].toUInt());
+        if(!accepted)
+            return;
+        QString filename = Opie::Ui::OFileDialog::getSaveFileName(Opie::Ui::OFileSelector::EXTENDED_ALL,
+                QString::null, params[1], MimeTypes(), 0, tr("Save As"));
+        if(filename.isEmpty())
+            return;
+
+        odebug << "Receiving file " << filename << " from " << nickname << oendl;
+        static_cast<IRCServerTab*>(m_session->parent())->mainwindow()->addDCC(DCCTransfer::Recv, params[2].toUInt(), params[3].toUInt(),
+                filename, nickname, params[4].toUInt());
     }
-
-    //TransferReceiver *foo = new TransferReceiver(params[2].toUInt(),  params[3].toUInt(), params[1], params[4].toUInt());
 }
 
 void IRCMessageParser::parseLiteralMode(IRCMessage *message) {
diff --git a/noncore/net/opieirc/ircservertab.cpp b/noncore/net/opieirc/ircservertab.cpp
index 62a06e8..d3c0448 100644
--- a/noncore/net/opieirc/ircservertab.cpp
+++ b/noncore/net/opieirc/ircservertab.cpp
@@ -412,4 +412,8 @@ void IRCServerTab::slotUpdateChannels() {
         it.current()->list()->update();
     }
 }
+
+MainWindow *IRCServerTab::mainwindow() {
+    return m_mainWindow;
+}
                                                                                                  
diff --git a/noncore/net/opieirc/ircservertab.h b/noncore/net/opieirc/ircservertab.h
index 42f6f57..fe48a3b 100644
--- a/noncore/net/opieirc/ircservertab.h
+++ b/noncore/net/opieirc/ircservertab.h
@@ -41,6 +41,7 @@ public:
     QString title();
     IRCSession *session();
     IRCServer *server();
+    MainWindow *mainwindow();
 
     /* Start the server session */
     void doConnect();
diff --git a/noncore/net/opieirc/ircsession.cpp b/noncore/net/opieirc/ircsession.cpp
index fd8ba72..c8d7869 100644
--- a/noncore/net/opieirc/ircsession.cpp
+++ b/noncore/net/opieirc/ircsession.cpp
@@ -4,11 +4,12 @@
 #include "ircchannelperson.h"
 #include "ircversion.h"
 
-IRCSession::IRCSession(QWidget *parent, IRCServer *server) {
+IRCSession::IRCSession(QObject *parent, IRCServer *server)
+    : QObject(parent)
+{
     m_server = server;
     m_connection = new IRCConnection(m_server);
     m_parser     = new IRCMessageParser(this);
-    m_parent = parent;
     connect(m_connection, SIGNAL(messageArrived(IRCMessage*)), this, SLOT(handleMessage(IRCMessage*)));
     connect(m_parser, SIGNAL(outputReady(IRCOutput)), this, SIGNAL(outputReady(IRCOutput)));
     connect(m_connection, SIGNAL(outputReady(IRCOutput)), this, SIGNAL(outputReady(IRCOutput)));
diff --git a/noncore/net/opieirc/ircsession.h b/noncore/net/opieirc/ircsession.h
index 7c91893..23a2540 100644
--- a/noncore/net/opieirc/ircsession.h
+++ b/noncore/net/opieirc/ircsession.h
@@ -30,6 +30,7 @@
 #include "ircoutput.h"
 
 class IRCMessageParser;
+class IRCServerTab;
 
 /* The IRCSession stores all information relating to the connection
    to one IRC server. IRCSession makes it possible to run multiple
@@ -39,7 +40,7 @@ class IRCSession : public QObject {
 friend class IRCMessageParser;
     Q_OBJECT
 public:
-    IRCSession(QWidget *parent, IRCServer *server);
+    IRCSession(QObject *parent, IRCServer *server);
     ~IRCSession();
     
     void join(QString channel);
@@ -90,7 +91,6 @@ protected:
     QList<IRCPerson>       m_people;
     QString                m_validUsermodes;
     QString                m_validChannelmodes;
-    QWidget               *m_parent;         
 };
 
 #endif /* __IRCSESSION_H */
diff --git a/noncore/net/opieirc/mainwindow.cpp b/noncore/net/opieirc/mainwindow.cpp
index 1811a0c..3d60107 100644
--- a/noncore/net/opieirc/mainwindow.cpp
+++ b/noncore/net/opieirc/mainwindow.cpp
@@ -7,9 +7,13 @@
 
 #include "mainwindow.h"
 #include "ircservertab.h"
+#include "dcctransfertab.h"
 #include "ircserverlist.h"
 #include "ircsettings.h"
 
+#include <stdio.h>
+
+
 QString MainWindow::appCaption() {
     return QObject::tr("Opie IRC");
 }
@@ -33,6 +37,7 @@ MainWindow::MainWindow(QWidget *parent, const char *name, WFlags) : QMainWindow(
     a->setWhatsThis(tr("Configure OpieIRC's behavior and appearance"));
     connect(a, SIGNAL(activated()), this, SLOT(settings()));
     a->addTo(irc);
+    m_dccTab = 0;
     loadSettings();
 }
 
@@ -77,6 +82,9 @@ void MainWindow::changeEvent(IRCTab *tab) {
 }
 
 void MainWindow::killTab(IRCTab *tab, bool imediate) {
+    if (tab == m_dccTab)
+        m_dccTab = 0;
+    
     m_toDelete.append( tab );
 
     if ( imediate )
@@ -137,3 +145,15 @@ void MainWindow::slotPing( const QString& /*channel*/ ) {
     raise();
 }
 
+void MainWindow::addDCC(DCCTransfer::Type type, Q_UINT32 ip4Addr, Q_UINT16 port, 
+        const QString &filename, const QString &nickname, unsigned int size) {
+    
+    if (!m_dccTab) {
+        m_dccTab = new DCCTransferTab(this);
+        addTab(m_dccTab);
+        m_dccTab->show();
+    }
+    
+    m_dccTab->addTransfer(type, ip4Addr, port, filename, nickname, size);
+}
+
diff --git a/noncore/net/opieirc/mainwindow.h b/noncore/net/opieirc/mainwindow.h
index abf205d..873a685 100644
--- a/noncore/net/opieirc/mainwindow.h
+++ b/noncore/net/opieirc/mainwindow.h
@@ -24,10 +24,13 @@
 #include <qmainwindow.h>
 #include <qaction.h>
 #include <qlist.h>
-#include "mainwindow.h"
+
+#include "dcctransfer.h"
 #include "ircmisc.h"
 #include "irctab.h"
 
+class DCCTransferTab;
+
 class MainWindow : public QMainWindow {
     Q_OBJECT
 public:
@@ -37,6 +40,8 @@ public:
     void killTab(IRCTab *tab, bool now = false);
     static QString appName() { return QString::fromLatin1("opieirc"); }
     static QString appCaption();
+    void addDCC(DCCTransfer::Type type, Q_UINT32 ip4Addr, Q_UINT16 port, 
+        const QString &filename, const QString &nickname, unsigned int size);
 signals:
     void updateScroll();
 protected slots:
@@ -56,6 +61,7 @@ protected:
     IRCTabWidget *m_tabWidget;
     QList<IRCTab> m_tabs;
     QList<IRCTab> m_toDelete;
+    DCCTransferTab *m_dccTab;
 };
 
 #endif /* __MAINWINDOW_H */
diff --git a/noncore/net/opieirc/opieirc.pro b/noncore/net/opieirc/opieirc.pro
index 1ef9be2..5e91450 100644
--- a/noncore/net/opieirc/opieirc.pro
+++ b/noncore/net/opieirc/opieirc.pro
@@ -7,7 +7,9 @@ HEADERS     = ircchannel.h ircconnection.h \
               ircchanneltab.h ircchannellist.h \
               ircserverlist.h ircservereditor.h \
               ircquerytab.h ircsettings.h ircmisc.h \
-              ircchannelperson.h
+              ircchannelperson.h dcctransfertab.h \
+              dccprogress.h dcctransfer.h \
+              dcctransferrecv.h
 SOURCES	    = ircchannel.cpp ircconnection.cpp \
               ircmessage.cpp \
               ircmessageparser.cpp ircoutput.cpp \
@@ -17,7 +19,10 @@ SOURCES	    = ircchannel.cpp ircconnection.cpp \
               ircchanneltab.cpp ircchannellist.cpp \
               ircserverlist.cpp ircservereditor.cpp \
               ircquerytab.cpp ircsettings.cpp ircmisc.cpp \
-              ircchannelperson.cpp
+              ircchannelperson.cpp dcctransfertab.cpp \
+              dccprogress.cpp dcctransfer.cpp \
+              dcctransferrecv.cpp
+
 INCLUDEPATH += $(OPIEDIR)/include
 DEPENDPATH  += $(OPIEDIR)/include