plasma-framework/scriptengines/javascript/common/extension_launchapp.cpp
Aaron Seigo 6924341329 tidy up the sources and put the app finding code from desktopscripting here
* better name for jsscriptenv (it's about adding gui, as declarative is about add qml)
* break extension code out to their own sources for clarity
2011-05-27 11:35:56 +02:00

254 lines
9.0 KiB
C++

/*
* Copyright 2011 Aaron Seigo <aseigo@kde.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License as
* published by the Free Software Foundation; either version 2, 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
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "scriptenv.h"
#include <KEMailSettings>
#include <KMimeTypeTrader>
#include <KStandardDirs>
#include <KRun>
#include <KServiceTypeTrader>
#include <KShell>
QScriptValue ScriptEnv::runApplication(QScriptContext *context, QScriptEngine *engine)
{
Q_UNUSED(engine)
if (context->argumentCount() == 0) {
return false;
}
KUrl::List urls;
if (context->argumentCount() > 1) {
urls = qscriptvalue_cast<KUrl::List>(context->argument(1));
}
const QString app = context->argument(0).toString();
const QString exec = KGlobal::dirs()->findExe(app);
if (!exec.isEmpty()) {
return KRun::run(exec, urls, 0);
}
KService::Ptr service = KService::serviceByStorageId(app);
if (service) {
return KRun::run(*service, urls, 0);
}
return false;
}
QScriptValue ScriptEnv::runCommand(QScriptContext *context, QScriptEngine *engine)
{
Q_UNUSED(engine);
if (context->argumentCount() == 0) {
return false;
}
const QString exec = KGlobal::dirs()->findExe(context->argument(0).toString());
if (!exec.isEmpty()) {
QString args;
if (context->argumentCount() > 1) {
const QStringList argList = qscriptvalue_cast<QStringList>(context->argument(1));
if (!argList.isEmpty()) {
args = ' ' + KShell::joinArgs(argList);
}
}
return KRun::runCommand(exec + args, 0);
}
return false;
}
QScriptValue ScriptEnv::applicationExists(QScriptContext *context, QScriptEngine *engine)
{
Q_UNUSED(engine)
if (context->argumentCount() == 0) {
return false;
}
const QString application = context->argument(0).toString();
if (application.isEmpty()) {
return false;
}
// first, check for it in $PATH
if (!KStandardDirs::findExe(application).isEmpty()) {
return true;
}
if (KService::serviceByStorageId(application)) {
return true;
}
if (application.contains("'")) {
// apostrophes just screw up the trader lookups below, so check for it
return false;
}
// next, consult ksycoca for an app by that name
if (!KServiceTypeTrader::self()->query("Application", QString("Name =~ '%1'").arg(application)).isEmpty()) {
return true;
}
// next, consult ksycoca for an app by that generic name
if (!KServiceTypeTrader::self()->query("Application", QString("GenericName =~ '%1'").arg(application)).isEmpty()) {
return true;
}
return false;
}
QScriptValue ScriptEnv::defaultApplication(QScriptContext *context, QScriptEngine *engine)
{
Q_UNUSED(engine)
if (context->argumentCount() == 0) {
return false;
}
const QString application = context->argument(0).toString();
if (application.isEmpty()) {
return false;
}
const bool storageId = context->argumentCount() < 2 ? false : context->argument(1).toBool();
// FIXME: there are some pretty horrible hacks below, in the sense that they assume a very
// specific implementation system. there is much room for improvement here. see
// kdebase-runtime/kcontrol/componentchooser/ for all the gory details ;)
if (application.compare("mailer", Qt::CaseInsensitive) == 0) {
KEMailSettings settings;
// in KToolInvocation, the default is kmail; but let's be friendlier :)
QString command = settings.getSetting(KEMailSettings::ClientProgram);
if (command.isEmpty()) {
if (KService::Ptr kontact = KService::serviceByStorageId("kontact")) {
return storageId ? kontact->storageId() : kontact->exec();
} else if (KService::Ptr kmail = KService::serviceByStorageId("kmail")) {
return storageId ? kmail->storageId() : kmail->exec();
}
}
if (!command.isEmpty()) {
if (settings.getSetting(KEMailSettings::ClientTerminal) == "true") {
KConfigGroup confGroup(KGlobal::config(), "General");
const QString preferredTerminal = confGroup.readPathEntry("TerminalApplication",
QString::fromLatin1("konsole"));
command = preferredTerminal + QString::fromLatin1(" -e ") + command;
}
return command;
}
} else if (application.compare("browser", Qt::CaseInsensitive) == 0) {
KConfigGroup config(KGlobal::config(), "General");
QString browserApp = config.readPathEntry("BrowserApplication", QString());
if (browserApp.isEmpty()) {
const KService::Ptr htmlApp = KMimeTypeTrader::self()->preferredService(QLatin1String("text/html"));
if (htmlApp) {
browserApp = storageId ? htmlApp->storageId() : htmlApp->exec();
}
} else if (browserApp.startsWith('!')) {
browserApp = browserApp.mid(1);
}
return browserApp;
} else if (application.compare("terminal", Qt::CaseInsensitive) == 0) {
KConfigGroup confGroup(KGlobal::config(), "General");
return confGroup.readPathEntry("TerminalApplication", QString::fromLatin1("konsole"));
} else if (application.compare("filemanager", Qt::CaseInsensitive) == 0) {
KService::Ptr service = KMimeTypeTrader::self()->preferredService("inode/directory");
if (service) {
return storageId ? service->storageId() : service->exec();
}
} else if (application.compare("windowmanager", Qt::CaseInsensitive) == 0) {
KConfig cfg("ksmserverrc", KConfig::NoGlobals);
KConfigGroup confGroup(&cfg, "General");
return confGroup.readEntry("windowManager", QString::fromLatin1("konsole"));
} else if (KService::Ptr service = KMimeTypeTrader::self()->preferredService(application)) {
return storageId ? service->storageId() : service->exec();
} else {
// try the files in share/apps/kcm_componentchooser/
const QStringList services = KGlobal::dirs()->findAllResources("data","kcm_componentchooser/*.desktop", KStandardDirs::NoDuplicates);
//kDebug() << "ok, trying in" << services.count();
foreach (const QString &service, services) {
KConfig config(service, KConfig::SimpleConfig);
KConfigGroup cg = config.group(QByteArray());
const QString type = cg.readEntry("valueName", QString());
//kDebug() << " checking" << service << type << application;
if (type.compare(application, Qt::CaseInsensitive) == 0) {
KConfig store(cg.readPathEntry("storeInFile", "null"));
KConfigGroup storeCg(&store, cg.readEntry("valueSection", QString()));
const QString exec = storeCg.readPathEntry(cg.readEntry("valueName", "kcm_componenchooser_null"),
cg.readEntry("defaultImplementation", QString()));
if (!exec.isEmpty()) {
return exec;
}
break;
}
}
}
return false;
}
QScriptValue ScriptEnv::applicationPath(QScriptContext *context, QScriptEngine *engine)
{
Q_UNUSED(engine)
if (context->argumentCount() == 0) {
return false;
}
const QString application = context->argument(0).toString();
if (application.isEmpty()) {
return false;
}
// first, check for it in $PATH
const QString path = KStandardDirs::findExe(application);
if (!path.isEmpty()) {
return path;
}
if (KService::Ptr service = KService::serviceByStorageId(application)) {
return KStandardDirs::locate("apps", service->entryPath());
}
if (application.contains("'")) {
// apostrophes just screw up the trader lookups below, so check for it
return QString();
}
// next, consult ksycoca for an app by that name
KService::List offers = KServiceTypeTrader::self()->query("Application", QString("Name =~ '%1'").arg(application));
if (offers.isEmpty()) {
// next, consult ksycoca for an app by that generic name
offers = KServiceTypeTrader::self()->query("Application", QString("GenericName =~ '%1'").arg(application));
}
if (!offers.isEmpty()) {
KService::Ptr offer = offers.first();
return KStandardDirs::locate("apps", offer->entryPath());
}
return QString();
}