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kgtk-qt3/kdialogd3/kdialogd.cpp

722 Zeilen
19 KiB

//#define USE_KWIN
#include "kdialogd.h"
#include <iostream>
#include <tdediroperator.h>
#include <kuniqueapplication.h>
#include <tqsocketnotifier.h>
#include <tdeio/netaccess.h>
#include <tdemessagebox.h>
#include <tdelocale.h>
#include <tdeconfig.h>
#include <kurlcombobox.h>
#ifdef USE_KWIN
#include <twin.h>
#else
#include <X11/Xlib.h>
#endif
#include <sys/un.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/errno.h>
#include <ksockaddr.h>
#include <kdebug.h>
#include <tdeversion.h>
#include <tqtimer.h>
#ifdef KDIALOGD_APP
#include <tdecmdlineargs.h>
#include <tdeaboutdata.h>
#endif
#include <fstream>
TDEConfig *KDialogD::theirConfig=NULL;
#define CFG_KEY_DIALOG_SIZE "KDialogDSize"
#define CFG_TIMEOUT_GROUP "General"
#ifdef KDIALOGD_APP
#define CFG_TIMEOUT_KEY "Timeout"
#define DEFAULT_TIMEOUT 30
#endif
static TQString groupName(const TQString &app, bool fileDialog=true)
{
return TQString(fileDialog ? "KFileDialog " : "KDirSelectDialog ")+app;
}
// from tdebase/tdesu
static int createSocket()
{
int sockitsFd;
ksocklen_t addrlen;
struct stat s;
const char *sock=getSockName();
int stat_err=lstat(sock, &s);
if(!stat_err && S_ISLNK(s.st_mode))
{
kdWarning() << "Someone is running a symlink attack on you" << endl;
if(unlink(sock))
{
kdWarning() << "Could not delete symlink" << endl;
return -1;
}
}
if (!access(sock, R_OK|W_OK))
{
kdWarning() << "stale socket exists" << endl;
if (unlink(sock))
{
kdWarning() << "Could not delete stale socket" << endl;
return -1;
}
}
sockitsFd = socket(PF_UNIX, SOCK_STREAM, 0);
if (sockitsFd < 0)
{
kdError() << "socket(): " << errno << endl;
return -1;
}
struct sockaddr_un addr;
addr.sun_family = AF_UNIX;
strncpy(addr.sun_path, sock, sizeof(addr.sun_path)-1);
addr.sun_path[sizeof(addr.sun_path)-1] = '\000';
addrlen = SUN_LEN(&addr);
if (bind(sockitsFd, (struct sockaddr *)&addr, addrlen) < 0)
{
kdError() << "bind(): " << errno << endl;
return -1;
}
struct linger lin;
lin.l_onoff = lin.l_linger = 0;
if (setsockopt(sockitsFd, SOL_SOCKET, SO_LINGER, (char *) &lin, sizeof(linger)) < 0)
{
kdError() << "setsockopt(SO_LINGER): " << errno << endl;
return -1;
}
int opt = 1;
if (setsockopt(sockitsFd, SOL_SOCKET, SO_REUSEADDR, (char *) &opt, sizeof(opt)) < 0)
{
kdError() << "setsockopt(SO_REUSEADDR): " << errno << endl;
return -1;
}
opt = 1;
if (setsockopt(sockitsFd, SOL_SOCKET, SO_KEEPALIVE, (char *) &opt, sizeof(opt)) < 0)
{
kdError() << "setsockopt(SO_KEEPALIVE): " << errno << endl;
return -1;
}
if(::listen(sockitsFd, 1)<0)
{
kdError() << "listen(1): " << errno << endl;
return -1;
}
//chmod(sock, 0600);
return sockitsFd;
}
static void urls2Local(KURL::List &urls, TQStringList &items, TQWidget *parent)
{
KURL::List::Iterator it(urls.begin()),
end(urls.end());
for(; it!=end; ++it)
if((*it).isLocalFile())
items.append((*it).path());
else
{
#if KDE_IS_VERSION(3, 5, 0)
KURL url(TDEIO::NetAccess::mostLocalURL(*it, parent));
if(url.isLocalFile())
items.append(url.path());
else
break;
#else
break;
#endif
}
}
KDialogD::KDialogD(TQObject *parent)
: TQObject(parent),
#ifdef KDIALOGD_APP
itsTimer(NULL),
itsTimeoutVal(DEFAULT_TIMEOUT),
#endif
itsFd(::createSocket()),
itsNumConnections(0)
{
if(itsFd<0)
{
kdError() << "KDialogD could not create socket" << endl;
#ifdef KDIALOGD_APP
kapp->exit();
#endif
}
else
{
std::ofstream f(getPidFileName());
if(f)
{
f << getpid();
f.close();
}
if(!theirConfig)
theirConfig=new TDEConfig("kdialogdrc", false, false);
connect(new TQSocketNotifier(itsFd, TQSocketNotifier::Read, this),
TQ_SIGNAL(activated(int)), this, TQ_SLOT(newConnection()));
#ifdef KDIALOGD_APP
if(theirConfig->hasGroup(CFG_TIMEOUT_GROUP))
{
theirConfig->setGroup(CFG_TIMEOUT_GROUP);
itsTimeoutVal=theirConfig->readNumEntry(CFG_TIMEOUT_KEY, DEFAULT_TIMEOUT);
if(itsTimeoutVal<0)
itsTimeoutVal=DEFAULT_TIMEOUT;
theirConfig->setGroup(TQString());
}
kdDebug() << "Timeout:" << itsTimeoutVal << endl;
if(itsTimeoutVal)
connect(itsTimer=new TQTimer(this), TQ_SIGNAL(timeout()), this, TQ_SLOT(timeout()));
#endif
}
}
KDialogD::~KDialogD()
{
if(-1!=itsFd)
close(itsFd);
if(theirConfig)
delete theirConfig;
theirConfig=NULL;
}
void KDialogD::newConnection()
{
kdDebug() << "New connection" << endl;
ksocklen_t addrlen = 64;
struct sockaddr_un clientname;
int connectedFD;
if((connectedFD=::accept(itsFd, (struct sockaddr *) &clientname, &addrlen))>=0)
{
int appNameLen;
if(readBlock(connectedFD, (char *)&appNameLen, 4))
{
bool ok=true;
TQCString appName;
if(0==appNameLen)
appName="Generic";
else
{
appName.resize(appNameLen);
ok=readBlock(connectedFD, appName.data(), appNameLen);
}
if(ok)
{
itsNumConnections++;
#ifdef KDIALOGD_APP
if(itsTimer)
itsTimer->stop();
#endif
connect(new KDialogDClient(connectedFD, appName, this),
TQ_SIGNAL(error(KDialogDClient *)),
this, TQ_SLOT(deleteConnection(KDialogDClient *)));
}
}
}
}
void KDialogD::deleteConnection(KDialogDClient *client)
{
kdDebug() << "Delete client" << endl;
delete client;
#ifdef KDIALOGD_APP
if(0==--itsNumConnections)
if(itsTimeoutVal)
itsTimer->start(itsTimeoutVal*1000, true); // Only single shot...
else
timeout();
#endif
}
void KDialogD::timeout()
{
#ifdef KDIALOGD_APP
if(0==itsNumConnections)
if(grabLock(0)>0) // 0=> no wait...
{
kdDebug() << "Timeout occured, and no connections, so exit" << endl;
kapp->exit();
}
else //...unlock lock file...
{
kdDebug() << "Timeout occured, but unable to grab lock file - app must be connecting" << endl;
releaseLock();
}
#endif
}
KDialogDClient::KDialogDClient(int sock, const TQString &an, TQObject *parent)
: TQObject(parent),
itsFd(sock),
itsDlg(NULL),
itsAccepted(false),
itsAppName(an)
{
kdDebug() << "new client..." << itsAppName << " (" << itsFd << ")" << endl;
connect(new TQSocketNotifier(itsFd, TQSocketNotifier::Read, this), TQ_SIGNAL(activated(int)), this, TQ_SLOT(read()));
connect(new TQSocketNotifier(itsFd, TQSocketNotifier::Exception, this), TQ_SIGNAL(activated(int)), this, TQ_SLOT(close()));
}
KDialogDClient::~KDialogDClient()
{
kdDebug() << "Deleted client" << endl;
if(-1!=itsFd)
::close(itsFd);
if(KDialogD::config())
KDialogD::config()->sync();
}
void KDialogDClient::close()
{
kdDebug() << "close " << itsFd << endl;
::close(itsFd);
itsFd=-1;
if(itsDlg)
{
itsDlg->close();
itsDlg->delayedDestruct();
itsDlg=NULL;
}
emit error(this);
}
void KDialogDClient::read()
{
kdDebug() << "read" << endl;
if(-1==itsFd)
return;
char request;
TQString caption;
unsigned int xid=0;
if(!itsDlg && readData(&request, 1) && request>=(char)OP_FILE_OPEN && request<=(char)OP_FOLDER &&
readData((char *)&xid, 4) && readString(caption))
{
if("."==caption)
switch((Operation)request)
{
case OP_FILE_OPEN:
case OP_FILE_OPEN_MULTIPLE:
caption=i18n("Open");
break;
case OP_FILE_SAVE:
caption=i18n("Save As");
break;
case OP_FOLDER:
caption=i18n("Select Folder");
break;
default:
break;
}
if(OP_FOLDER==(Operation)request)
{
TQString intialFolder;
if(readString(intialFolder))
{
initDialog(caption, new KDialogDDirSelectDialog(itsAppName, intialFolder, true, NULL,
"folderdialog", false), xid);
return;
}
}
else
{
TQString intialFolder,
filter;
char overW=0;
if(readString(intialFolder) && readString(filter) &&
(OP_FILE_SAVE!=(Operation)request || readData(&overW, 1)))
{
initDialog(caption, new KDialogDFileDialog(itsAppName, (Operation)request, intialFolder,
filter, overW ? true : false), xid);
return;
}
}
}
kdDebug() << "Comms error, closing connection..." << itsFd << endl;
// If we get here something was wrong, close connection...
close();
}
void KDialogDClient::finished()
{
if(-1==itsFd)
return;
//
// * finished is emitted when a dialog is ok'ed/cancel'ed/closed
// * if the user just closes the dialog - neither ok nor cancel are emitted
// * the dir select dialog doesnt seem to set the TQDialog result parameter
// when it is accepted - so for this reason if ok is clicked we store an
// 'accepted' value there, and check for that after the dialog is finished.
kdDebug() << "finished" << endl;
if(itsDlg && !(itsAccepted || TQDialog::Accepted==itsDlg->result()))
cancel();
}
void KDialogDClient::ok(const TQStringList &items)
{
kdDebug() << "ok" << endl;
int num=items.count();
TQStringList::ConstIterator it(items.begin()),
end(items.end());
bool error=!writeData((char *)&num, 4);
for(; !error && it!=end; ++it)
error=!writeString(*it);
if(error)
close();
else
itsAccepted=true;
if(itsDlg)
itsDlg->delayedDestruct();
itsDlg=NULL;
}
void KDialogDClient::cancel()
{
if(itsDlg)
{
kdDebug() << "cancel" << endl;
int rv=0;
if(!writeData((char *)&rv, 4))
close();
if(itsDlg)
itsDlg->delayedDestruct();
itsDlg=NULL;
}
}
bool KDialogDClient::readData(TQCString &buffer, int size)
{
buffer.resize(size);
return ::readBlock(itsFd, buffer.data(), size);
}
bool KDialogDClient::readString(TQString &str)
{
int size;
if(!readData((char *)&size, 4))
return false;
TQCString buffer;
buffer.resize(size);
if(!readData(buffer.data(), size))
return false;
str=TQString::fromUtf8(buffer.data());
return true;
}
bool KDialogDClient::writeString(const TQString &str)
{
TQCString utf8(str.utf8());
int size=utf8.length()+1;
return writeData((char *)&size, 4) && writeData(utf8.data(), size);
}
void KDialogDClient::initDialog(const TQString &caption, KDialogBase *d, unsigned int xid)
{
itsAccepted=false;
itsDlg=d;
if(!caption.isEmpty())
itsDlg->setPlainCaption(caption);
if(xid)
{
#ifdef USE_KWIN
KWin::setMainWindow(itsDlg, xid);
KWin::setState(itsDlg->winId(), NET::Modal);
KWin::WindowInfo wi(KWin::windowInfo(xid, NET::WMGeometry, NET::WM2UserTime));
TQRect geom(wi.geometry());
int rx=geom.x(),
ry=geom.y();
rx=(rx+(geom.width()/2))-(itsDlg->width()/2);
if(rx<0)
rx=0;
ry=(ry+(geom.height()/2))-(itsDlg->height()/2);
if(ry<0)
ry=0;
itsDlg->move(rx, ry);
#else
XWindowAttributes attr;
int rx, ry;
Window juntwin;
XSetTransientForHint(tqt_xdisplay(), itsDlg->winId(), xid);
if(XGetWindowAttributes(tqt_xdisplay(), xid, &attr))
{
XTranslateCoordinates(tqt_xdisplay(), xid, attr.root,
-attr.border_width, -16,
&rx, &ry, &juntwin);
rx=(rx+(attr.width/2))-(itsDlg->width()/2);
if(rx<0)
rx=0;
ry=(ry+(attr.height/2))-(itsDlg->height()/2);
if(ry<0)
ry=0;
itsDlg->move(rx, ry);
}
#endif
}
connect(itsDlg, TQ_SIGNAL(ok(const TQStringList &)), this, TQ_SLOT(ok(const TQStringList &)));
connect(itsDlg, TQ_SIGNAL(finished()), this, TQ_SLOT(finished()));
itsDlg->show();
}
KDialogDFileDialog::KDialogDFileDialog(TQString &an, Operation op, const TQString &startDir,
const TQString &filter, bool confirmOw)
: KFileDialog(startDir.isEmpty() || "~"==startDir ? TQDir::homeDirPath() : startDir,
filter, NULL, NULL, false),
itsConfirmOw(confirmOw),
itsAppName(an)
{
kdDebug() << "startDir:" << startDir << endl;
switch(op)
{
case OP_FILE_OPEN:
setOperationMode(KFileDialog::Opening);
setMode((KFile::Mode)(KFile::File | KFile::ExistingOnly));
break;
case OP_FILE_OPEN_MULTIPLE:
setOperationMode(KFileDialog::Opening);
setMode((KFile::Mode)(KFile::Files | KFile::ExistingOnly));
break;
case OP_FILE_SAVE:
setOperationMode(KFileDialog::Saving);
setMode(KFile::File);
break;
default:
break;
}
if(KDialogD::config())
{
TQString oldGrp(KDialogD::config()->group()),
grp(groupName(itsAppName));
TQSize defaultSize(600, 400);
readConfig(KDialogD::config(), grp);
KDialogD::config()->setGroup(grp);
resize(KDialogD::config()->readSizeEntry(CFG_KEY_DIALOG_SIZE, &defaultSize));
KDialogD::config()->setGroup(oldGrp);
}
ops->clearHistory();
}
void KDialogDFileDialog::accept()
{
kdDebug() << "KDialogDFileDialog::accept" << endl;
}
void KDialogDFileDialog::slotOk()
{
setResult(TQDialog::Accepted);
KFileDialog::slotOk();
kdDebug() << "KDialogDFileDialog::slotOk" << endl;
KURL::List urls;
TQStringList items;
bool good=true;
if(mode()&KFile::Files)
urls=selectedURLs();
else if(!locationEdit->currentText().isEmpty())
urls.append(selectedURL());
if(urls.count())
{
urls2Local(urls, items, this);
if(urls.count()!=items.count())
{
KMessageBox::sorry(this, i18n("You can only select local files."),
i18n("Remote Files Not Accepted"));
good=false;
}
else if(itsConfirmOw && KFileDialog::Saving==operationMode())
good=!TDEIO::NetAccess::exists(urls.first(), false, this) ||
KMessageBox::Continue==KMessageBox::warningContinueCancel(this,
i18n("File %1 exists.\nDo you want to replace it?")
.arg(urls.first().prettyURL()),
i18n("File Exists"),
KGuiItem(i18n("Replace"), "document-save-as"), TQString(),
KMessageBox::Notify|KMessageBox::PlainCaption);
if(good)
{
TQString filter(currentFilter());
if(!filter.isEmpty())
items.append(filter);
emit ok(items);
hide();
KFileDialog::accept();
}
else
setResult(TQDialog::Rejected);
}
}
KDialogDFileDialog::~KDialogDFileDialog()
{
kdDebug() << "~KDialogDFileDialog" << endl;
if(KDialogD::config())
{
TQString oldGrp(KDialogD::config()->group()),
grp(groupName(itsAppName));
writeConfig(KDialogD::config(), grp);
KDialogD::config()->setGroup(grp);
KDialogD::config()->writeEntry(CFG_KEY_DIALOG_SIZE, size());
KDialogD::config()->setGroup(oldGrp);
}
}
KDialogDDirSelectDialog::KDialogDDirSelectDialog(TQString &an, const TQString &startDir, bool localOnly,
TQWidget *parent, const char *name, bool modal)
: KDirSelectDialog(startDir.isEmpty() || "~"==startDir
? TQDir::homeDirPath() : startDir,
localOnly, parent, name, modal),
itsAppName(an)
{
kdDebug() << "startDir:" << startDir << endl;
if(KDialogD::config())
{
TQString oldGrp(KDialogD::config()->group()),
grp(groupName(itsAppName, false));
TQSize defaultSize(600, 400);
//readConfig(KDialogD::config(), grp);
KDialogD::config()->setGroup(grp);
resize(KDialogD::config()->readSizeEntry(CFG_KEY_DIALOG_SIZE, &defaultSize));
KDialogD::config()->setGroup(oldGrp);
}
}
KDialogDDirSelectDialog::~KDialogDDirSelectDialog()
{
kdDebug() << "~KDialogDDirSelectDialog" << endl;
if(KDialogD::config())
{
TQString oldGrp(KDialogD::config()->group()),
grp(groupName(itsAppName, false));
//writeConfig(KDialogD::config(), grp);
KDialogD::config()->setGroup(grp);
KDialogD::config()->writeEntry(CFG_KEY_DIALOG_SIZE, size());
KDialogD::config()->setGroup(oldGrp);
}
}
void KDialogDDirSelectDialog::slotOk()
{
kdDebug() << "KDialogDDirSelectDialog::slotOk" << endl;
KURL::List urls;
TQStringList items;
urls.append(url());
urls2Local(urls, items, this);
if(urls.count()!=items.count())
KMessageBox::sorry(this, i18n("You can only select local folders."),
i18n("Remote Folders Not Accepted"));
else
{
emit ok(items);
hide();
}
}
#ifdef KDIALOGD_APP
static TDEAboutData aboutData("kdialogd3", I18N_NOOP("KDialog Daemon"), VERSION,
I18N_NOOP("Use TDE dialogs from non-TDE apps."),
TDEAboutData::License_GPL,
I18N_NOOP("(c) Craig Drummond, 2006-2007"));
int main(int argc, char **argv)
{
TDECmdLineArgs::init(argc, argv, &aboutData);
KUniqueApplication *app=new KUniqueApplication;
KDialogD kdialogd;
int rv=app->exec();
delete app;
unlink(getSockName());
releaseLock();
return rv;
}
#else
extern "C"
{
KDE_EXPORT KDEDModule *create_kdialogd(const TQCString &obj)
{
return new KDialogDKDED(obj);
}
};
KDialogDKDED::KDialogDKDED(const TQCString &obj)
: KDEDModule(obj)
{
new KDialogD(this);
}
#endif
#include "kdialogd.moc"