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tdeutils/tdelirc/irkick/tdelircclient.cpp

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//
//
// C++ Implementation: $MODULE$
//
// Description:
//
//
// Author: (C) 2002 by Malte Starostik
// Adaption : Gav Wood <gav@kde.org>, (C) 2003
//
// Copyright: See COPYING file that comes with this distribution
//
//
#include <unistd.h>
#include <fcntl.h>
#include <cstring>
#include <sys/un.h>
#include <sys/socket.h>
#include <errno.h>
#include <tqwidget.h>
#include <tqdialog.h>
#include <tqtooltip.h>
#include <tqsocket.h>
#include <tqsocketnotifier.h>
#include <tqfile.h>
#include <tdeapplication.h>
#include <ksystemtray.h>
#include <kiconloader.h>
#include <kpassivepopup.h>
#include <tdemessagebox.h>
#include <tdepopupmenu.h>
#include <kdebug.h>
#include <tdelocale.h>
#include <tdeaboutdialog.h>
#include <tdeabouttde.h>
#include <dcopclient.h>
#include <dcopref.h>
#include "tdelircclient.h"
KLircClient::KLircClient(TQWidget *parent, const char *name) : TQObject(parent, name), theSocket(0), listIsUpToDate(false)
{
connectToLirc();
}
bool KLircClient::connectToLirc()
{
int sock = ::socket(PF_UNIX, SOCK_STREAM, 0);
if(sock == -1) return false;
sockaddr_un addr;
addr.sun_family = AF_UNIX;
strcpy(addr.sun_path, "/dev/lircd");
if(::connect(sock, (struct sockaddr *)(&addr), sizeof(addr)) == -1)
{ ::close(sock);
// in case of mandrake...
strcpy(addr.sun_path, "/tmp/.lircd");
if(::connect(sock, (struct sockaddr *)(&addr), sizeof(addr)) == -1)
{ ::close(sock);
return false;
}
}
theSocket = new TQSocket;
theSocket->setSocket(sock);
connect(theSocket, TQT_SIGNAL(readyRead()), TQT_SLOT(slotRead()));
connect(theSocket, TQT_SIGNAL(connectionClosed()), TQT_SLOT(slotClosed()));
updateRemotes();
return true;
}
KLircClient::~KLircClient()
{
// if(theSocket)
delete theSocket;
}
void KLircClient::slotClosed()
{
delete theSocket;
theSocket = 0;
emit connectionClosed();
}
const TQStringList KLircClient::remotes() const
{
TQStringList remotes;
for(TQMap<TQString, TQStringList>::ConstIterator i = theRemotes.begin(); i != theRemotes.end(); ++i)
remotes.append(i.key());
remotes.sort();
return remotes;
}
const TQStringList KLircClient::buttons(const TQString &theRemote) const
{
return theRemotes[theRemote];
}
void KLircClient::slotRead()
{
while (theSocket->bytesAvailable())
{
TQString line = readLine();
if (line == "BEGIN")
{
// BEGIN
// <command>
// [SUCCESS|ERROR]
// [DATA
// n
// n lines of data]
// END
line = readLine();
if (line == "SIGHUP")
{
// Configuration changed
do line = readLine();
while (!line.isEmpty() && line != "END");
updateRemotes();
return;
}
else if (line == "LIST")
{
// remote control list
if (readLine() != "SUCCESS" || readLine() != "DATA")
{
do line = readLine();
while (!line.isEmpty() && line != "END");
return;
}
TQStringList remotes;
int count = readLine().toInt();
for (int i = 0; i < count; ++i)
remotes.append(readLine());
do line = readLine();
while (!line.isEmpty() && line != "END");
if (line.isEmpty())
return; // abort on corrupt data
for (TQStringList::ConstIterator it = remotes.begin(); it != remotes.end(); ++it)
sendCommand("LIST " + *it);
return;
}
else if (line.left(4) == "LIST")
{
// button list
if (readLine() != "SUCCESS" || readLine() != "DATA")
{
do line = readLine();
while (!line.isEmpty() && line != "END");
return;
}
TQString remote = line.mid(5);
TQStringList buttons;
int count = readLine().toInt();
for (int i = 0; i < count; ++i)
{
// <code> <name>
TQString btn = readLine().mid(17);
if(btn.isNull()) break;
if(btn.startsWith("'") && btn.endsWith("'"))
btn = btn.mid(1, btn.length() - 2);
buttons.append(btn);
}
theRemotes.insert(remote, buttons);
}
do line = readLine();
while (!line.isEmpty() && line != "END");
listIsUpToDate = true;
emit remotesRead();
}
else
{
// <code> <repeat> <button name> <remote control name>
line.remove(0, 17); // strip code
int pos = line.find(' ');
if (pos < 0) return;
bool ok;
int repeat = line.left(pos).toInt(&ok, 16);
if (!ok) return;
line.remove(0, pos + 1);
pos = line.find(' ');
if (pos < 0) return;
TQString btn = line.left(pos);
if(btn.startsWith("'") && btn.endsWith("'"))
btn = btn.mid(1, btn.length() - 2);
line.remove(0, pos + 1);
emit commandReceived(line, btn, repeat);
}
}
}
void KLircClient::updateRemotes()
{
listIsUpToDate = false;
theRemotes.clear();
sendCommand("LIST");
}
bool KLircClient::isConnected() const
{
if(!theSocket) return false;
return theSocket->state() == TQSocket::Connected;
}
bool KLircClient::haveFullList() const
{
return listIsUpToDate;
}
const TQString KLircClient::readLine()
{
if (!theSocket->canReadLine())
{ bool timeout;
// FIXME: possible race condition -
// more might have arrived between canReadLine and waitForMore
theSocket->waitForMore(500, &timeout);
if (timeout)
{ // something's wrong. there ain't no line comin!
return TQString();
}
}
TQString line = theSocket->readLine();
line.truncate(line.length() - 1);
return line;
}
void KLircClient::sendCommand(const TQString &command)
{
TQString cmd = command + "\n";
theSocket->writeBlock(TQFile::encodeName( cmd ), cmd.length());
}
#include "tdelircclient.moc"