/* KPF - Public fileserver for KDE Copyright 2001 Rik Hemsley (rikkus) Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "Defines.h" #include "Defaults.h" #include "PropertiesDialogPlugin.h" #include "StartingKPFDialog.h" #include "WebServerManager_stub.h" #include "WebServer_stub.h" #include "Help.h" #include namespace KPF { class ServerState { public: ServerState() : shared (false), listenPort (Config::DefaultListenPort), bandwidthLimit (Config::DefaultBandwidthLimit), // connectionLimit (Config::DefaultConnectionLimit), followSymlinks (Config::DefaultFollowSymlinks) { } bool operator == (const ServerState & other) const { return ( other.shared == shared && other.listenPort == listenPort && other.bandwidthLimit == bandwidthLimit && // other.connectionLimit == connectionLimit // && other.followSymlinks == followSymlinks ); } bool operator != (const ServerState & other) const { return ( other.shared != shared || other.listenPort != listenPort || other.bandwidthLimit != bandwidthLimit || // other.connectionLimit != connectionLimit // || other.followSymlinks != followSymlinks ); } bool shared; uint listenPort; uint bandwidthLimit; // uint connectionLimit; QString serverName; bool followSymlinks; }; class PropertiesDialogPlugin::Private { public: Private() : l_listenPort (0L), l_bandwidthLimit (0L), // l_connectionLimit (0L), sb_listenPort (0L), sb_bandwidthLimit (0L), // sb_connectionLimit (0L), le_serverName (0L), cb_followSymlinks (0L), cb_share (0L), stack (0L), initWidget (0L), configWidget (0L), webServerManagerInterface (0L), kpfRunning (false) { } QLabel * l_listenPort; QLabel * l_bandwidthLimit; // QLabel * l_connectionLimit; QLabel * l_serverName; QLabel * l_kpfStatus; QSpinBox * sb_listenPort; QSpinBox * sb_bandwidthLimit; // QSpinBox * sb_connectionLimit; QLineEdit * le_serverName; QCheckBox * cb_followSymlinks; QCheckBox * cb_share; QPushButton * pb_startKPF; QWidgetStack * stack; QWidget * initWidget; QWidget * configWidget; WebServerManager_stub * webServerManagerInterface; bool kpfRunning; DCOPRef webServerRef; KURL url; ServerState currentState; ServerState wantedState; }; PropertiesDialogPlugin::PropertiesDialogPlugin(KPropertiesDialog * dialog, const char *, const QStringList &) : KPropsDlgPlugin(dialog) { d = new Private; d->webServerManagerInterface = new WebServerManager_stub("kpf", "WebServerManager"); d->url = dialog->kurl(); if ( d->url == QDir::homeDirPath() || d->url == "file:" + QDir::homeDirPath() ) { // Don't even show ourselves if it's the home dir return; } QWidget * widget = dialog->addPage(i18n("&Sharing")); d->stack = new QWidgetStack(widget); QVBoxLayout * stackLayout = new QVBoxLayout(widget); stackLayout->addWidget(d->stack); d->initWidget = createInitWidget(d->stack); d->configWidget = createConfigWidget(d->stack); d->stack->addWidget(d->initWidget, 0); d->stack->addWidget(d->configWidget, 1); kapp->dcopClient()->setNotifications(true); connect ( kapp->dcopClient(), SIGNAL(applicationRegistered(const QCString &)), SLOT(slotApplicationRegistered(const QCString &)) ); connect ( kapp->dcopClient(), SIGNAL(applicationRemoved(const QCString &)), SLOT(slotApplicationUnregistered(const QCString &)) ); d->kpfRunning = kapp->dcopClient()->isApplicationRegistered("kpf"); if (!d->kpfRunning) { d->stack->raiseWidget(d->initWidget); } else { getServerRef(); updateGUIFromCurrentState(); d->stack->raiseWidget(d->configWidget); } } PropertiesDialogPlugin::~PropertiesDialogPlugin() { delete d->webServerManagerInterface; d->webServerManagerInterface = 0; delete d; d = 0; } void PropertiesDialogPlugin::slotSharingToggled(bool b) { if (b) { if (!userAcceptsWarning()) { // Avoid loop. d->cb_share->blockSignals(true); d->cb_share->setChecked(false); d->cb_share->blockSignals(false); b = false; } } setControlsEnabled(b); } void PropertiesDialogPlugin::setControlsEnabled(bool b) { bool canPublish = b && DNSSD::ServiceBrowser::isAvailable() == DNSSD::ServiceBrowser::Working; d->l_serverName->setEnabled(canPublish); d->l_listenPort ->setEnabled(b); d->l_bandwidthLimit ->setEnabled(b); // d->l_connectionLimit ->setEnabled(b); d->l_serverName ->setEnabled(canPublish); d->sb_listenPort ->setEnabled(b); d->sb_bandwidthLimit ->setEnabled(b); // d->sb_connectionLimit ->setEnabled(b); d->le_serverName ->setEnabled(canPublish); d->cb_followSymlinks ->setEnabled(b); } QWidget * PropertiesDialogPlugin::createInitWidget(QWidget * parent) { QWidget * w = new QWidget(parent); QLabel * about = new QLabel ( i18n ( "

To share files via the web, you need to be" " running an 'applet' in your KDE panel. This" " 'applet' is a small program which provides" " file sharing capabilities." "

" ), w ); d->pb_startKPF = new QPushButton(i18n("Start Applet"), w); QVBoxLayout * l = new QVBoxLayout(w); l->addWidget(about); d->l_kpfStatus = new QLabel(i18n("Applet status: not running"), w); l->addWidget(d->l_kpfStatus); QHBoxLayout * l2 = new QHBoxLayout(l); l2->addStretch(1); l2->addWidget(d->pb_startKPF); l->addStretch(1); connect(d->pb_startKPF, SIGNAL(clicked()), SLOT(slotStartKPF())); return w; } QWidget * PropertiesDialogPlugin::createConfigWidget(QWidget * parent) { QWidget * w = new QWidget(parent); d->cb_share = new QCheckBox(i18n("Share this directory on the &Web"), w); d->l_listenPort = new QLabel(i18n("&Listen port:"), w); d->l_bandwidthLimit = new QLabel(i18n("&Bandwidth limit:"), w); // d->l_connectionLimit = new QLabel(i18n("Connection &limit"), w); d->l_serverName = new QLabel(i18n("&Server name:"), w); bool canPublish = DNSSD::ServiceBrowser::isAvailable() == DNSSD::ServiceBrowser::Working; d->l_serverName->setEnabled(canPublish); d->sb_listenPort = new QSpinBox(1000, 999999, 1, w); d->sb_bandwidthLimit = new QSpinBox(1, 999999, 1, w); // d->sb_connectionLimit = new QSpinBox(1, 9999, 1, w); d->le_serverName = new QLineEdit( w); d->le_serverName->setEnabled(canPublish); d->cb_followSymlinks = new QCheckBox(i18n("&Follow symbolic links"), w); d->l_listenPort ->setBuddy(d->sb_listenPort); d->l_serverName ->setBuddy(d->le_serverName); d->l_bandwidthLimit ->setBuddy(d->sb_bandwidthLimit); // d->l_connectionLimit ->setBuddy(d->sb_connectionLimit); d->sb_listenPort ->setValue(Config::DefaultListenPort); d->sb_bandwidthLimit ->setValue(Config::DefaultBandwidthLimit); d->sb_bandwidthLimit ->setSuffix(i18n("kB/s")); // d->sb_connectionLimit ->setValue(Config::DefaultConnectionLimit); d->cb_followSymlinks ->setChecked(Config::DefaultFollowSymlinks); QVBoxLayout * l0 = new QVBoxLayout(w, KDialog::marginHint(), KDialog::spacingHint()); l0->addWidget(d->cb_share); l0->addWidget(new KSeparator(QFrame::HLine, w)); QGridLayout * l2 = new QGridLayout(l0); l2->addWidget(d->l_listenPort, 0, 0); l2->addWidget(d->sb_listenPort, 0, 1); l2->addWidget(d->l_bandwidthLimit, 1, 0); l2->addWidget(d->sb_bandwidthLimit, 1, 1); // l2->addWidget(d->l_connectionLimit, 2, 0); // l2->addWidget(d->sb_connectionLimit, 2, 1); l2->addWidget(d->l_serverName, 2, 0); l2->addWidget(d->le_serverName, 2, 1); l0->addWidget(d->cb_followSymlinks); l0->addStretch(1); QString shareHelp = i18n ( "

" "Setting this option makes all files in this directory and" " any subdirectories available for reading to anyone" " who wishes to view them." "

" "

" "To view your files, a web browser or similar program" " may be used." "

" "

" "Warning! Before sharing a directory," " you should be sure that it does not contain sensitive" " information, such as passwords, company secrets, your" " addressbook, etc." "

" "

" "Note that you cannot share your home directory" " (%1)" "

" ) .arg(QDir::homeDirPath()); QString listenPortHelp = i18n ( "

" "Specify the network `port' on which the server should" " listen for connections." "

" ); QString bandwidthLimitHelp = i18n ( "

" "Specify the maximum amount of data (in kilobytes) that will be" " sent out per second." "

" "

" "This allows you to keep some bandwidth for yourself instead" " of allowing connections with kpf to hog your connection." "

" ); QString connectionLimitHelp = i18n ( "

" "Specify the maximum number of connections allowed at" " any one time." "

" ); QString followSymlinksHelp = i18n ( "

" "Allow serving of files which have a symbolic link in" " the path from / to the file, or are a symbolic link" " themselves." "

" "

" "Warning! This could be a security" " risk. Use only if you understand the issues involved." "

" ); QString serverNameHelp = KPF::HelpText::getServerNameHelp(); QWhatsThis::add(d->cb_share, shareHelp); QWhatsThis::add(d->l_listenPort, listenPortHelp); QWhatsThis::add(d->sb_listenPort, listenPortHelp); QWhatsThis::add(d->l_bandwidthLimit, bandwidthLimitHelp); QWhatsThis::add(d->sb_bandwidthLimit, bandwidthLimitHelp); // QWhatsThis::add(d->l_connectionLimit, connectionLimitHelp); // QWhatsThis::add(d->sb_connectionLimit, connectionLimitHelp); QWhatsThis::add(d->l_serverName, serverNameHelp); QWhatsThis::add(d->le_serverName, serverNameHelp); QWhatsThis::add(d->cb_followSymlinks, followSymlinksHelp); connect(d->cb_share, SIGNAL(toggled(bool)), SLOT(slotSharingToggled(bool))); slotSharingToggled(false); connect ( d->cb_share, SIGNAL(toggled(bool)), SLOT(slotChanged()) ); connect ( d->sb_listenPort, SIGNAL(valueChanged(int)), SLOT(slotChanged()) ); connect ( d->sb_bandwidthLimit, SIGNAL(valueChanged(int)), SLOT(slotChanged()) ); #if 0 connect ( d->sb_connectionLimit, SIGNAL(valueChanged(int)), SLOT(slotChanged()) ); #endif connect ( d->le_serverName, SIGNAL(textChanged(const QString&)), SLOT(slotChanged()) ); connect ( d->cb_followSymlinks, SIGNAL(toggled(bool)), SLOT(slotChanged()) ); return w; } void PropertiesDialogPlugin::slotStartKPF() { d->l_kpfStatus ->setText(i18n("Applet status: starting...")); kapp->dcopClient() ->send("kicker", "default", "addApplet(QString)", "kpfapplet.desktop"); QTimer::singleShot(4 * 1000, this, SLOT(slotStartKPFFailed())); } void PropertiesDialogPlugin::slotStartKPFFailed() { d->l_kpfStatus ->setText(i18n("Applet status: failed to start")); d->pb_startKPF->setEnabled(true); } void PropertiesDialogPlugin::slotApplicationRegistered(const QCString & s) { if ("kpf" == s) { d->kpfRunning = true; d->l_kpfStatus ->setText(i18n("Applet status: running")); d->pb_startKPF->setEnabled(false); getServerRef(); updateGUIFromCurrentState(); d->stack->raiseWidget(d->configWidget); } } void PropertiesDialogPlugin::slotApplicationUnregistered(const QCString & s) { if ("kpf" == s) { d->kpfRunning = false; d->webServerRef.clear(); d->pb_startKPF->setEnabled(true); d->l_kpfStatus ->setText(i18n("Applet status: not running")); d->stack->raiseWidget(d->initWidget); } } void PropertiesDialogPlugin::readSettings() { d->currentState = ServerState(); if (!d->kpfRunning || d->webServerRef.isNull()) return; d->currentState.shared = true; WebServer_stub webServer(d->webServerRef.app(), d->webServerRef.object()); d->currentState.listenPort = webServer.listenPort(); if (DCOPStub::CallFailed == webServer.status()) { // TODO: warn user ? kpfDebug << "WebServer_stub call failed" << endl; d->currentState.listenPort = Config::DefaultListenPort; return; } d->currentState.bandwidthLimit = webServer.bandwidthLimit(); if (DCOPStub::CallFailed == webServer.status()) { // TODO: warn user ? kpfDebug << "WebServer_stub call failed" << endl; d->currentState.bandwidthLimit = Config::DefaultBandwidthLimit; return; } #if 0 d->currentState.connectionLimit = webServer.connectionLimit(); if (DCOPStub::CallFailed == webServer.status()) { // TODO: warn user ? kpfDebug << "WebServer_stub call failed" << endl; d->currentState.connectionLimit = Config::DefaultConnectionLimit; return; } #endif d->currentState.serverName = webServer.serverName(); if (DCOPStub::CallFailed == webServer.status()) { // TODO: warn user ? kpfDebug << "WebServer_stub call failed" << endl; d->currentState.serverName = ""; return; } d->currentState.followSymlinks = webServer.followSymlinks(); if (DCOPStub::CallFailed == webServer.status()) { // TODO: warn user ? kpfDebug << "WebServer_stub call failed" << endl; d->currentState.followSymlinks = Config::DefaultFollowSymlinks; return; } } void PropertiesDialogPlugin::getServerRef() { QValueList serverRefList = d->webServerManagerInterface->serverList(); if (DCOPStub::CallFailed == d->webServerManagerInterface->status()) { // TODO: warn kpfDebug << "webServerManagerInterface.serverList call failed" << endl; return; } d->webServerRef.clear(); QValueList::ConstIterator it(serverRefList.begin()); for (; it != serverRefList.end(); ++it) { DCOPRef serverRef(*it); WebServer_stub webServer(serverRef.app(), serverRef.object()); if (webServer.root() == d->url.path()) { d->webServerRef = serverRef; break; } } } bool PropertiesDialogPlugin::userAcceptsWarning() const { QString noWarningKey("DoNotWarnAboutSharingDirectoriesViaHTTP"); KConfig * config(KGlobal::config()); if (config->readBoolEntry(noWarningKey, false)) return true; return ( KMessageBox::Continue == KMessageBox::warningContinueCancel ( d->configWidget, i18n( "

" "Before you share a directory, be absolutely" " certain that it does not contain sensitive" " information." "

" "

" "Sharing a directory makes all information" " in that directory and all subdirectories" " available to anyone who wishes to read it." "

" "

" "If you have a system administrator, please ask for permission" " before sharing a directory in this way." "

" ), i18n("Warning - Sharing Sensitive Information?"), i18n("&Share Directory"), noWarningKey, true ) ); } void PropertiesDialogPlugin::slotChanged() { kpfDebug << "PropertiesDialogPlugin::slotChanged" << endl; readSettings(); updateWantedStateFromGUI(); setDirty(d->currentState != d->wantedState); kpfDebug << "Dirty: " << isDirty() << endl; emit(changed()); } void PropertiesDialogPlugin::applyChanges() { readSettings(); updateWantedStateFromGUI(); enum Action { None, Enable, Disable, Reconfigure }; bool needRestart = false; Action action = None; if (!d->currentState.shared && d->wantedState.shared) { // kpfDebug << "Not shared, but want to be. Action is Enable" << endl; action = Enable; } else if (d->currentState.shared && !d->wantedState.shared) { // kpfDebug << "Shared, but don't want to be. Action is Disable" << endl; action = Disable; } else if ( d->currentState.listenPort != d->wantedState.listenPort || d->currentState.bandwidthLimit != d->wantedState.bandwidthLimit || // d->currentState.connectionLimit != d->wantedState.connectionLimit // || d->currentState.serverName != d->wantedState.serverName || d->currentState.followSymlinks != d->wantedState.followSymlinks ) { // kpfDebug << "Config changed. Action is Reconfigure" << endl; action = Reconfigure; if (d->currentState.listenPort != d->wantedState.listenPort) needRestart = true; } if (None == action) { // kpfDebug << "Nothing changed. Action = None" << endl; return; } switch (action) { case Enable: { DCOPRef ref = d->webServerManagerInterface->createServer ( d->url.path(), d->wantedState.listenPort, d->wantedState.bandwidthLimit, Config::DefaultConnectionLimit,//d->wantedState.connectionLimit, d->wantedState.followSymlinks, d->wantedState.serverName ); if (ref.isNull()) { // TODO: Warn user. kpfDebug << "kpf refused to create server - warn user here !" << endl; break; } else { d->webServerRef = ref; } } break; case Disable: if (d->webServerRef.isNull()) { // TODO: Warn user. kpfDebug << "Disable, but d->webServerRef is null" << endl; } else { d->webServerManagerInterface->disableServer(d->webServerRef); } break; case Reconfigure: if (d->webServerRef.isNull()) { kpfDebug << "Need restart, but d->webServerRef is null" << endl; } else { WebServer_stub webServer (d->webServerRef.app(), d->webServerRef.object()); webServer.set ( d->wantedState.listenPort, d->wantedState.bandwidthLimit, Config::DefaultConnectionLimit,//d->wantedState.connectionLimit, d->wantedState.followSymlinks, d->wantedState.serverName ); if (DCOPStub::CallFailed == webServer.status()) { // TODO: Warn user. kpfDebug << "Reconfigure failed" << endl; } if (needRestart) { webServer.restart(); if (DCOPStub::CallFailed == webServer.status()) { // TODO: Warn user. kpfDebug << "Restart failed" << endl; } } } break; default: kpfDebug << "Code error in KPF::PropertiesDialogPlugin." << endl; break; } } void PropertiesDialogPlugin::updateGUIFromCurrentState() { readSettings(); // We don't want slotSharingToggled to be called. d->cb_share->blockSignals(true); d->cb_share->setChecked(d->currentState.shared); d->cb_share->blockSignals(false); d->sb_listenPort ->setValue (d->currentState.listenPort); d->sb_bandwidthLimit ->setValue (d->currentState.bandwidthLimit); // d->sb_connectionLimit ->setValue (d->currentState.connectionLimit); d->le_serverName ->setText (d->currentState.serverName); d->cb_followSymlinks ->setChecked (d->currentState.followSymlinks); setControlsEnabled(d->currentState.shared); } void PropertiesDialogPlugin::updateWantedStateFromGUI() { d->wantedState.shared = d->cb_share->isChecked(); d->wantedState.listenPort = d->sb_listenPort->value(); d->wantedState.bandwidthLimit = d->sb_bandwidthLimit->value(); // d->wantedState.connectionLimit = d->sb_connectionLimit->value(); d->wantedState.serverName = d->le_serverName->text(); d->wantedState.followSymlinks = d->cb_followSymlinks->isChecked(); } typedef KGenericFactory PropertiesDialogPluginFactory; } K_EXPORT_COMPONENT_FACTORY( kpfpropertiesdialog, KPF::PropertiesDialogPluginFactory( "kpf" ) ) #include "PropertiesDialogPlugin.moc" // vim:ts=2:sw=2:tw=78:et