kbuildsycoca.cpp
/* This file is part of the KDE libraries
* Copyright (C) 1999 David Faure <faure@kde.org>
* Copyright (C) 2002-2003 Waldo Bastian <bastian@kde.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License version 2 as published by the Free Software Foundation;
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
**/
#include <qdir.h>
#include <qeventloop.h>
#include <config.h>
#include "kbuildsycoca.h"
#include "kresourcelist.h"
#include "vfolder_menu.h"
#include <kservice.h>
#include <kmimetype.h>
#include <kbuildservicetypefactory.h>
#include <kbuildservicefactory.h>
#include <kbuildservicegroupfactory.h>
#include <kbuildimageiofactory.h>
#include <kbuildprotocolinfofactory.h>
#include <kctimefactory.h>
#include <kdatastream.h>
#include <qdatastream.h>
#include <qfile.h>
#include <qtimer.h>
#include <assert.h>
#include <kapplication.h>
#include <dcopclient.h>
#include <kglobal.h>
#include <kdebug.h>
#include <kdirwatch.h>
#include <kstandarddirs.h>
#include <ksavefile.h>
#include <klocale.h>
#include <kaboutdata.h>
#include <kcmdlineargs.h>
#include <kcrash.h>
#ifdef KBUILDSYCOCA_GUI // KBUILDSYCOCA_GUI is used on win32 to build
// GUI version of kbuildsycoca, so-called "kbuildsycocaw".
# include <qlabel.h>
# include <kmessagebox.h>
bool silent;
bool showprogress;
#endif
#include <stdlib.h>
#include <unistd.h>
#include <time.h>
#include <memory> // auto_ptr
typedef QDict<KSycocaEntry> KBSEntryDict;
typedef QValueList<KSycocaEntry::List> KSycocaEntryListList;
static Q_UINT32 newTimestamp = 0;
static KBuildServiceFactory *g_bsf = 0;
static KBuildServiceGroupFactory *g_bsgf = 0;
static KSycocaFactory *g_factory = 0;
static KCTimeInfo *g_ctimeInfo = 0;
static QDict<Q_UINT32> *g_ctimeDict = 0;
static const char *g_resource = 0;
static KBSEntryDict *g_entryDict = 0;
static KBSEntryDict *g_serviceGroupEntryDict = 0;
static KSycocaEntryListList *g_allEntries = 0;
static QStringList *g_changeList = 0;
static QStringList *g_allResourceDirs = 0;
static bool g_changed = false;
static KSycocaEntry::List g_tempStorage;
static VFolderMenu *g_vfolder = 0;
static const char *cSycocaPath = 0;
static bool bGlobalDatabase = false;
static bool bMenuTest = false;
void crashHandler(int)
{
// If we crash while reading sycoca, we delete the database
// in an attempt to recover.
if (cSycocaPath)
unlink(cSycocaPath);
}
static QString sycocaPath()
{
QString path;
if (bGlobalDatabase)
{
path = KGlobal::dirs()->saveLocation("services")+"ksycoca";
}
else
{
QCString ksycoca_env = getenv("KDESYCOCA");
if (ksycoca_env.isEmpty())
path = KGlobal::dirs()->saveLocation("cache")+"ksycoca";
else
path = QFile::decodeName(ksycoca_env);
}
return path;
}
static QString oldSycocaPath()
{
QCString ksycoca_env = getenv("KDESYCOCA");
if (ksycoca_env.isEmpty())
return KGlobal::dirs()->saveLocation("tmp")+"ksycoca";
return QString::null;
}
KBuildSycoca::KBuildSycoca()
: KSycoca( true )
{
}
KBuildSycoca::~KBuildSycoca()
{
}
void KBuildSycoca::processGnomeVfs()
{
QString file = locate("app-reg", "gnome-vfs.applications");
if (file.isEmpty())
{
// kdDebug(7021) << "gnome-vfs.applications not found." << endl;
return;
}
QString app;
char line[1024*64];
FILE *f = fopen(QFile::encodeName(file), "r");
while (!feof(f))
{
if (!fgets(line, sizeof(line)-1, f))
{
break;
}
if (line[0] != '\t')
{
app = QString::fromLatin1(line);
app.truncate(app.length()-1);
}
else if (strncmp(line+1, "mime_types=", 11) == 0)
{
QString mimetypes = QString::fromLatin1(line+12);
mimetypes.truncate(mimetypes.length()-1);
mimetypes.replace(QRegExp("\\*"), "all");
KService *s = g_bsf->findServiceByName(app);
if (!s)
continue;
QStringList &serviceTypes = s->accessServiceTypes();
if (serviceTypes.count() <= 1)
{
serviceTypes += QStringList::split(',', mimetypes);
// kdDebug(7021) << "Adding gnome mimetypes for '" << app << "'.\n";
// kdDebug(7021) << "ServiceTypes=" << s->serviceTypes().join(":") << endl;
}
}
}
fclose( f );
}
KSycocaEntry *KBuildSycoca::createEntry(const QString &file, bool addToFactory)
{
Q_UINT32 timeStamp = g_ctimeInfo->ctime(file);
if (!timeStamp)
{
timeStamp = KGlobal::dirs()->calcResourceHash( g_resource, file, true);
}
KSycocaEntry* entry = 0;
if (g_allEntries)
{
assert(g_ctimeDict);
Q_UINT32 *timeP = (*g_ctimeDict)[file];
Q_UINT32 oldTimestamp = timeP ? *timeP : 0;
if (timeStamp && (timeStamp == oldTimestamp))
{
// Re-use old entry
if (g_factory == g_bsgf) // Strip .directory from service-group entries
{
entry = g_entryDict->find(file.left(file.length()-10));
}
else if (g_factory == g_bsf)
{
entry = g_entryDict->find(file);
}
else
{
entry = g_entryDict->find(file);
}
// remove from g_ctimeDict; if g_ctimeDict is not empty
// after all files have been processed, it means
// some files were removed since last time
g_ctimeDict->remove( file );
}
else if (oldTimestamp)
{
g_changed = true;
kdDebug(7021) << "modified: " << file << endl;
}
else
{
g_changed = true;
kdDebug(7021) << "new: " << file << endl;
}
}
g_ctimeInfo->addCTime(file, timeStamp );
if (!entry)
{
// Create a new entry
entry = g_factory->createEntry( file, g_resource );
}
if ( entry && entry->isValid() )
{
if (addToFactory)
g_factory->addEntry( entry, g_resource );
else
g_tempStorage.append(entry);
return entry;
}
return 0;
}
void KBuildSycoca::slotCreateEntry(const QString &file, KService **service)
{
KSycocaEntry *entry = createEntry(file, false);
*service = dynamic_cast<KService *>(entry);
}
// returns false if the database is up to date
bool KBuildSycoca::build()
{
typedef QPtrList<KBSEntryDict> KBSEntryDictList;
KBSEntryDictList *entryDictList = 0;
KBSEntryDict *serviceEntryDict = 0;
entryDictList = new KBSEntryDictList();
// Convert for each factory the entryList to a Dict.
int i = 0;
// For each factory
for (KSycocaFactory *factory = m_lstFactories->first();
factory;
factory = m_lstFactories->next() )
{
KBSEntryDict *entryDict = new KBSEntryDict();
if (g_allEntries)
{
KSycocaEntry::List list = (*g_allEntries)[i++];
for( KSycocaEntry::List::Iterator it = list.begin();
it != list.end();
++it)
{
entryDict->insert( (*it)->entryPath(), static_cast<KSycocaEntry *>(*it));
}
}
if (factory == g_bsf)
serviceEntryDict = entryDict;
else if (factory == g_bsgf)
g_serviceGroupEntryDict = entryDict;
entryDictList->append(entryDict);
}
QStringList allResources;
// For each factory
for (KSycocaFactory *factory = m_lstFactories->first();
factory;
factory = m_lstFactories->next() )
{
// For each resource the factory deals with
const KSycocaResourceList *list = factory->resourceList();
if (!list) continue;
for( KSycocaResourceList::ConstIterator it1 = list->begin();
it1 != list->end();
++it1 )
{
KSycocaResource res = (*it1);
if (!allResources.contains(res.resource))
allResources.append(res.resource);
}
}
g_ctimeInfo = new KCTimeInfo(); // This is a build factory too, don't delete!!
bool uptodate = true;
// For all resources
for( QStringList::ConstIterator it1 = allResources.begin();
it1 != allResources.end();
++it1 )
{
g_changed = false;
g_resource = (*it1).ascii();
QStringList relFiles;
(void) KGlobal::dirs()->findAllResources( g_resource,
QString::null,
true, // Recursive!
true, // uniq
relFiles);
// Now find all factories that use this resource....
// For each factory
g_entryDict = entryDictList->first();
for (g_factory = m_lstFactories->first();
g_factory;
g_factory = m_lstFactories->next(),
g_entryDict = entryDictList->next() )
{
// For each resource the factory deals with
const KSycocaResourceList *list = g_factory->resourceList();
if (!list) continue;
for( KSycocaResourceList::ConstIterator it2 = list->begin();
it2 != list->end();
++it2 )
{
KSycocaResource res = (*it2);
if (res.resource != (*it1)) continue;
// For each file in the resource
for( QStringList::ConstIterator it3 = relFiles.begin();
it3 != relFiles.end();
++it3 )
{
// Check if file matches filter
if ((*it3).endsWith(res.extension))
createEntry(*it3, true);
}
}
if ((g_factory == g_bsf) && (strcmp(g_resource, "services") == 0))
processGnomeVfs();
}
if (g_changed || !g_allEntries)
{
uptodate = false;
g_changeList->append(g_resource);
}
}
bool result = !uptodate || !g_ctimeDict->isEmpty();
if (result || bMenuTest)
{
g_resource = "apps";
g_factory = g_bsf;
g_entryDict = serviceEntryDict;
g_changed = false;
g_vfolder = new VFolderMenu;
if (!m_trackId.isEmpty())
g_vfolder->setTrackId(m_trackId);
connect(g_vfolder, SIGNAL(newService(const QString &, KService **)),
this, SLOT(slotCreateEntry(const QString &, KService **)));
VFolderMenu::SubMenu *kdeMenu = g_vfolder->parseMenu("applications.menu", true);
KServiceGroup *entry = g_bsgf->addNew("/", kdeMenu->directoryFile, 0, false);
entry->setLayoutInfo(kdeMenu->layoutList);
createMenu(QString::null, QString::null, kdeMenu);
KServiceGroup::Ptr g(entry);
(void) existingResourceDirs();
*g_allResourceDirs += g_vfolder->allDirectories();
disconnect(g_vfolder, SIGNAL(newService(const QString &, KService **)),
this, SLOT(slotCreateEntry(const QString &, KService **)));
if (g_changed || !g_allEntries)
{
uptodate = false;
g_changeList->append(g_resource);
}
if (bMenuTest)
return false;
}
return result;
}
void KBuildSycoca::createMenu(QString caption, QString name, VFolderMenu::SubMenu *menu)
{
for(VFolderMenu::SubMenu *subMenu = menu->subMenus.first(); subMenu; subMenu = menu->subMenus.next())
{
QString subName = name+subMenu->name+"/";
QString directoryFile = subMenu->directoryFile;
if (directoryFile.isEmpty())
directoryFile = subName+".directory";
Q_UINT32 timeStamp = g_ctimeInfo->ctime(directoryFile);
if (!timeStamp)
{
timeStamp = KGlobal::dirs()->calcResourceHash( g_resource, directoryFile, true);
}
KServiceGroup* entry = 0;
if (g_allEntries)
{
Q_UINT32 *timeP = (*g_ctimeDict)[directoryFile];
Q_UINT32 oldTimestamp = timeP ? *timeP : 0;
if (timeStamp && (timeStamp == oldTimestamp))
{
entry = dynamic_cast<KServiceGroup *> (g_serviceGroupEntryDict->find(subName));
if (entry && (entry->directoryEntryPath() != directoryFile))
entry = 0; // Can't reuse this one!
}
}
g_ctimeInfo->addCTime(directoryFile, timeStamp);
entry = g_bsgf->addNew(subName, subMenu->directoryFile, entry, subMenu->isDeleted);
entry->setLayoutInfo(subMenu->layoutList);
if (! (bMenuTest && entry->noDisplay()) )
createMenu(caption + entry->caption() + "/", subName, subMenu);
}
if (caption.isEmpty())
caption += "/";
if (name.isEmpty())
name += "/";
for(QDictIterator<KService> it(menu->items); it.current(); ++it)
{
if (bMenuTest)
{
if (!menu->isDeleted && !it.current()->noDisplay())
printf("%s\t%s\t%s\n", caption.local8Bit().data(), it.current()->menuId().local8Bit().data(), locate("apps", it.current()->desktopEntryPath()).local8Bit().data());
}
else
{
g_bsf->addEntry( it.current(), g_resource );
g_bsgf->addNewEntryTo(name, it.current());
}
}
}
bool KBuildSycoca::recreate()
{
QString path(sycocaPath());
#ifdef Q_WS_WIN
printf("kbuildsycoca: path='%s'\n", (const char*)path);
#endif
// KSaveFile first writes to a temp file.
// Upon close() it moves the stuff to the right place.
std::auto_ptr<KSaveFile> database( new KSaveFile(path) );
if (database->status() == EACCES && QFile::exists(path))
{
QFile::remove( path );
database.reset( new KSaveFile(path) ); // try again
}
if (database->status() != 0)
{
fprintf(stderr, "kbuildsycoca: ERROR creating database '%s'! %s\n", path.local8Bit().data(),strerror(database->status()));
#ifdef KBUILDSYCOCA_GUI // KBUILDSYCOCA_GUI is used on win32 to build
// GUI version of kbuildsycoca, so-called "kbuildsycocaw".
if (!silent)
KMessageBox::error(0, i18n("Error creating database '%1'.\nCheck that the permissions are correct on the directory and the disk is not full.\n").arg(path.local8Bit().data()), i18n("KBuildSycoca"));
#endif
return false;
}
m_str = database->dataStream();
kdDebug(7021) << "Recreating ksycoca file (" << path << ", version " << KSycoca::version() << ")" << endl;
// It is very important to build the servicetype one first
// Both are registered in KSycoca, no need to keep the pointers
KSycocaFactory *stf = new KBuildServiceTypeFactory;
g_bsgf = new KBuildServiceGroupFactory();
g_bsf = new KBuildServiceFactory(stf, g_bsgf);
(void) new KBuildImageIOFactory();
(void) new KBuildProtocolInfoFactory();
if( build()) // Parse dirs
{
save(); // Save database
if (m_str->device()->status())
database->abort(); // Error
m_str = 0L;
if (!database->close())
{
fprintf(stderr, "kbuildsycoca: ERROR writing database '%s'!\n", database->name().local8Bit().data());
fprintf(stderr, "kbuildsycoca: Disk full?\n");
#ifdef KBUILDSYCOCA_GUI
if (!silent)
KMessageBox::error(0, i18n("Error writing database '%1'.\nCheck that the permissions are correct on the directory and the disk is not full.\n").arg(path.local8Bit().data()), i18n("KBuildSycoca"));
#endif
return false;
}
}
else
{
m_str = 0L;
database->abort();
if (bMenuTest)
return true;
kdDebug(7021) << "Database is up to date" << endl;
}
if (!bGlobalDatabase)
{
// update the timestamp file
QString stamppath = path + "stamp";
QFile ksycocastamp(stamppath);
ksycocastamp.open( IO_WriteOnly );
QDataStream str( &ksycocastamp );
str << newTimestamp;
str << existingResourceDirs();
if (g_vfolder)
str << g_vfolder->allDirectories(); // Extra resource dirs
}
return true;
}
void KBuildSycoca::save()
{
// Write header (#pass 1)
m_str->device()->at(0);
(*m_str) << (Q_INT32) KSycoca::version();
KSycocaFactory * servicetypeFactory = 0L;
KSycocaFactory * serviceFactory = 0L;
for(KSycocaFactory *factory = m_lstFactories->first();
factory;
factory = m_lstFactories->next())
{
Q_INT32 aId;
Q_INT32 aOffset;
aId = factory->factoryId();
if ( aId == KST_KServiceTypeFactory )
servicetypeFactory = factory;
else if ( aId == KST_KServiceFactory )
serviceFactory = factory;
aOffset = factory->offset();
(*m_str) << aId;
(*m_str) << aOffset;
}
(*m_str) << (Q_INT32) 0; // No more factories.
// Write KDEDIRS
(*m_str) << KGlobal::dirs()->kfsstnd_prefixes();
(*m_str) << newTimestamp;
(*m_str) << KGlobal::locale()->language();
(*m_str) << KGlobal::dirs()->calcResourceHash("services", "update_ksycoca", true);
(*m_str) << (*g_allResourceDirs);
// Write factory data....
for(KSycocaFactory *factory = m_lstFactories->first();
factory;
factory = m_lstFactories->next())
{
factory->save(*m_str);
if (m_str->device()->status())
return; // error
}
int endOfData = m_str->device()->at();
// Write header (#pass 2)
m_str->device()->at(0);
(*m_str) << (Q_INT32) KSycoca::version();
for(KSycocaFactory *factory = m_lstFactories->first();
factory;
factory = m_lstFactories->next())
{
Q_INT32 aId;
Q_INT32 aOffset;
aId = factory->factoryId();
aOffset = factory->offset();
(*m_str) << aId;
(*m_str) << aOffset;
}
(*m_str) << (Q_INT32) 0; // No more factories.
// Jump to end of database
m_str->device()->at(endOfData);
}
bool KBuildSycoca::checkDirTimestamps( const QString& dirname, const QDateTime& stamp, bool top )
{
if( top )
{
QFileInfo inf( dirname );
if( inf.lastModified() > stamp )
{
kdDebug( 7021 ) << "timestamp changed:" << dirname << endl;
return false;
}
}
QDir dir( dirname );
const QFileInfoList *list = dir.entryInfoList( QDir::DefaultFilter, QDir::Unsorted );
if (!list)
return true;
for( QFileInfoListIterator it( *list );
it.current() != NULL;
++it )
{
QFileInfo* fi = it.current();
if( fi->fileName() == "." || fi->fileName() == ".." )
continue;
if( fi->lastModified() > stamp )
{
kdDebug( 7201 ) << "timestamp changed:" << fi->filePath() << endl;
return false;
}
if( fi->isDir() && !checkDirTimestamps( fi->filePath(), stamp, false ))
return false;
}
return true;
}
// check times of last modification of all files on which ksycoca depens,
// and also their directories
// if all of them all older than the timestamp in file ksycocastamp, this
// means that there's no need to rebuild ksycoca
bool KBuildSycoca::checkTimestamps( Q_UINT32 timestamp, const QStringList &dirs )
{
kdDebug( 7021 ) << "checking file timestamps" << endl;
QDateTime stamp;
stamp.setTime_t( timestamp );
for( QStringList::ConstIterator it = dirs.begin();
it != dirs.end();
++it )
{
if( !checkDirTimestamps( *it, stamp, true ))
return false;
}
kdDebug( 7021 ) << "timestamps check ok" << endl;
return true;
}
QStringList KBuildSycoca::existingResourceDirs()
{
static QStringList* dirs = NULL;
if( dirs != NULL )
return *dirs;
dirs = new QStringList;
g_allResourceDirs = new QStringList;
// these are all resources cached by ksycoca
QStringList resources;
resources += KBuildServiceTypeFactory::resourceTypes();
resources += KBuildServiceGroupFactory::resourceTypes();
resources += KBuildServiceFactory::resourceTypes();
resources += KBuildImageIOFactory::resourceTypes();
resources += KBuildProtocolInfoFactory::resourceTypes();
while( !resources.empty())
{
QString res = resources.front();
*dirs += KGlobal::dirs()->resourceDirs( res.latin1());
resources.remove( res ); // remove this 'res' and all its duplicates
}
*g_allResourceDirs = *dirs;
for( QStringList::Iterator it = dirs->begin();
it != dirs->end(); )
{
QFileInfo inf( *it );
if( !inf.exists() || !inf.isReadable() )
it = dirs->remove( it );
else
++it;
}
return *dirs;
}
static KCmdLineOptions options[] = {
{ "nosignal", I18N_NOOP("Do not signal applications to update"), 0 },
{ "noincremental", I18N_NOOP("Disable incremental update, re-read everything"), 0 },
{ "checkstamps", I18N_NOOP("Check file timestamps"), 0 },
{ "nocheckfiles", I18N_NOOP("Disable checking files (dangerous)"), 0 },
{ "global", I18N_NOOP("Create global database"), 0 },
{ "menutest", I18N_NOOP("Perform menu generation test run only"), 0 },
{ "track <menu-id>", I18N_NOOP("Track menu id for debug purposes"), 0 },
#ifdef KBUILDSYCOCA_GUI
{ "silent", I18N_NOOP("Silent - work without windows and stderr"), 0 },
{ "showprogress", I18N_NOOP("Show progress information (even if 'silent' mode is on)"), 0 },
#endif
KCmdLineLastOption
};
static const char appName[] = "kbuildsycoca";
static const char appVersion[] = "1.1";
class WaitForSignal : public QObject
{
public:
~WaitForSignal() { kapp->eventLoop()->exitLoop(); }
};
extern "C" KDE_EXPORT int kdemain(int argc, char **argv)
{
KLocale::setMainCatalogue("kdelibs");
KAboutData d(appName, I18N_NOOP("KBuildSycoca"), appVersion,
I18N_NOOP("Rebuilds the system configuration cache."),
KAboutData::License_GPL, "(c) 1999-2002 KDE Developers");
d.addAuthor("David Faure", I18N_NOOP("Author"), "faure@kde.org");
d.addAuthor("Waldo Bastian", I18N_NOOP("Author"), "bastian@kde.org");
KCmdLineArgs::init(argc, argv, &d);
KCmdLineArgs::addCmdLineOptions(options);
KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
bGlobalDatabase = args->isSet("global");
bMenuTest = args->isSet("menutest");
if (bGlobalDatabase)
{
setenv("KDEHOME", "-", 1);
setenv("KDEROOTHOME", "-", 1);
}
KApplication::disableAutoDcopRegistration();
#ifdef KBUILDSYCOCA_GUI
KApplication k;
#else
KApplication k(false, false);
#endif
k.disableSessionManagement();
#ifdef KBUILDSYCOCA_GUI
silent = args->isSet("silent");
showprogress = args->isSet("showprogress");
QLabel progress( QString("<p><br><nobr> %1 </nobr><br>").arg( i18n("Reloading KDE configuration, please wait...") ), 0, "", Qt::WType_Dialog | Qt::WStyle_DialogBorder | Qt::WStyle_Customize| Qt::WStyle_Title );
QString capt = i18n("KDE Configuration Manager");
if (!silent) {
if (KMessageBox::No == KMessageBox::questionYesNo(0, i18n("Do you want to reload KDE configuration?"), capt, i18n("Reload"), i18n("Do Not Reload")))
return 0;
}
if (!silent || showprogress) {
progress.setCaption( capt );
progress.show();
}
#endif
KCrash::setCrashHandler(KCrash::defaultCrashHandler);
KCrash::setEmergencySaveFunction(crashHandler);
KCrash::setApplicationName(QString(appName));
// this program is in kdelibs so it uses kdelibs as catalog
KLocale::setMainCatalogue("kdelibs");
// force generating of KLocale object. if not, the database will get
// be translated
KGlobal::locale();
KGlobal::dirs()->addResourceType("app-reg", "share/application-registry" );
DCOPClient *dcopClient = new DCOPClient();
while(true)
{
QCString registeredName = dcopClient->registerAs(appName, false);
if (registeredName.isEmpty())
{
fprintf(stderr, "Warning: %s is unable to register with DCOP.\n", appName);
break;
}
else if (registeredName == appName)
{
break; // Go
}
fprintf(stderr, "Waiting for already running %s to finish.\n", appName);
dcopClient->setNotifications( true );
while (dcopClient->isApplicationRegistered(appName))
{
WaitForSignal *obj = new WaitForSignal;
obj->connect(dcopClient, SIGNAL(applicationRemoved(const QCString &)),
SLOT(deleteLater()));
kapp->eventLoop()->enterLoop();
}
dcopClient->setNotifications( false );
}
fprintf(stderr, "%s running...\n", appName);
bool checkfiles = bGlobalDatabase || args->isSet("checkfiles");
bool incremental = !bGlobalDatabase && args->isSet("incremental") && checkfiles;
if (incremental || !checkfiles)
{
KSycoca::self()->disableAutoRebuild(); // Prevent deadlock
QString current_language = KGlobal::locale()->language();
QString ksycoca_language = KSycoca::self()->language();
Q_UINT32 current_update_sig = KGlobal::dirs()->calcResourceHash("services", "update_ksycoca", true);
Q_UINT32 ksycoca_update_sig = KSycoca::self()->updateSignature();
if ((current_update_sig != ksycoca_update_sig) ||
(current_language != ksycoca_language) ||
(KSycoca::self()->timeStamp() == 0))
{
incremental = false;
checkfiles = true;
delete KSycoca::self();
}
}
g_changeList = new QStringList;
bool checkstamps = incremental && args->isSet("checkstamps") && checkfiles;
Q_UINT32 filestamp = 0;
QStringList oldresourcedirs;
if( checkstamps && incremental )
{
QString path = sycocaPath()+"stamp";
QCString qPath = QFile::encodeName(path);
cSycocaPath = qPath.data(); // Delete timestamps on crash
QFile ksycocastamp(path);
if( ksycocastamp.open( IO_ReadOnly ))
{
QDataStream str( &ksycocastamp );
if (!str.atEnd())
str >> filestamp;
if (!str.atEnd())
{
str >> oldresourcedirs;
if( oldresourcedirs != KBuildSycoca::existingResourceDirs())
checkstamps = false;
}
else
{
checkstamps = false;
}
if (!str.atEnd())
{
QStringList extraResourceDirs;
str >> extraResourceDirs;
oldresourcedirs += extraResourceDirs;
}
}
else
{
checkstamps = false;
}
cSycocaPath = 0;
}
newTimestamp = (Q_UINT32) time(0);
if( checkfiles && ( !checkstamps || !KBuildSycoca::checkTimestamps( filestamp, oldresourcedirs )))
{
QCString qSycocaPath = QFile::encodeName(sycocaPath());
cSycocaPath = qSycocaPath.data();
g_allEntries = 0;
g_ctimeDict = 0;
if (incremental)
{
qWarning("Reusing existing ksycoca");
KSycoca *oldSycoca = KSycoca::self();
KSycocaFactoryList *factories = new KSycocaFactoryList;
g_allEntries = new KSycocaEntryListList;
g_ctimeDict = new QDict<Q_UINT32>(523);
// Must be in same order as in KBuildSycoca::recreate()!
factories->append( new KServiceTypeFactory );
factories->append( new KServiceGroupFactory );
factories->append( new KServiceFactory );
factories->append( new KImageIOFactory );
factories->append( new KProtocolInfoFactory );
// For each factory
for (KSycocaFactory *factory = factories->first();
factory;
factory = factories->next() )
{
KSycocaEntry::List list;
list = factory->allEntries();
g_allEntries->append( list );
}
delete factories; factories = 0;
KCTimeInfo *ctimeInfo = new KCTimeInfo;
ctimeInfo->fillCTimeDict(*g_ctimeDict);
delete oldSycoca;
}
cSycocaPath = 0;
KBuildSycoca *sycoca= new KBuildSycoca; // Build data base
if (args->isSet("track"))
sycoca->setTrackId(QString::fromLocal8Bit(args->getOption("track")));
if (!sycoca->recreate()) {
#ifdef KBUILDSYCOCA_GUI
if (!silent || showprogress)
progress.close();
#endif
return -1;
}
if (bGlobalDatabase)
{
// These directories may have been created with 0700 permission
// better delete them if they are empty
QString applnkDir = KGlobal::dirs()->saveLocation("apps", QString::null, false);
::rmdir(QFile::encodeName(applnkDir));
QString servicetypesDir = KGlobal::dirs()->saveLocation("servicetypes", QString::null, false);
::rmdir(QFile::encodeName(servicetypesDir));
}
}
if (!bGlobalDatabase)
{
// Recreate compatibility symlink
QString oldPath = oldSycocaPath();
if (!oldPath.isEmpty())
{
KTempFile tmp;
if (tmp.status() == 0)
{
QString tmpFile = tmp.name();
tmp.unlink();
symlink(QFile::encodeName(sycocaPath()), QFile::encodeName(tmpFile));
rename(QFile::encodeName(tmpFile), QFile::encodeName(oldPath));
}
}
}
if (args->isSet("signal"))
{
// Notify ALL applications that have a ksycoca object, using a broadcast
QByteArray data;
QDataStream stream(data, IO_WriteOnly);
stream << *g_changeList;
dcopClient->send( "*", "ksycoca", "notifyDatabaseChanged(QStringList)", data );
}
#ifdef KBUILDSYCOCA_GUI
if (!silent) {
progress.close();
KMessageBox::information(0, i18n("Configuration information reloaded successfully."), capt);
}
#endif
return 0;
}
#include "kbuildsycoca.moc"
KBuildServiceGroupFactory::resourceTypes
static QStringList resourceTypes()
Returns all resource types for this service factory.
Definition: kbuildservicegroupfactory.cpp:40
KBuildImageIOFactory
Service group factory for building ksycoca.
Definition: kbuildimageiofactory.h:29
KBuildServiceFactory::addEntry
void addEntry(KSycocaEntry *newEntry, const char *resource)
Add a new entry.
Definition: kbuildservicefactory.cpp:228
KCTimeInfo
Service group factory for building ksycoca.
Definition: kctimefactory.h:29
KBuildServiceFactory::resourceTypes
static QStringList resourceTypes()
Returns all resource types for this service factory.
Definition: kbuildservicefactory.cpp:50
KBuildProtocolInfoFactory
Protocol Info factory for building ksycoca.
Definition: kbuildprotocolinfofactory.h:30
KBuildServiceGroupFactory::addNewEntryTo
void addNewEntryTo(const QString &menuName, KService *newEntry)
Adds the entry newEntry to the menu menuName.
Definition: kbuildservicegroupfactory.cpp:59
KBuildServiceGroupFactory
Service group factory for building ksycoca.
Definition: kbuildservicegroupfactory.h:30
KBuildProtocolInfoFactory::resourceTypes
static QStringList resourceTypes()
Returns all resource types for this service factory.
Definition: kbuildprotocolinfofactory.cpp:40
KBuildServiceFactory
Service factory for building ksycoca.
Definition: kbuildservicefactory.h:35
KBuildImageIOFactory::resourceTypes
static QStringList resourceTypes()
Returns all resource types for this service factory.
Definition: kbuildimageiofactory.cpp:41
KBuildServiceTypeFactory::resourceTypes
static QStringList resourceTypes()
Returns all resource types for this service factory.
Definition: kbuildservicetypefactory.cpp:47
KBuildServiceGroupFactory::addNew
KServiceGroup * addNew(const QString &menuName, const QString &file, KServiceGroup *entry, bool isDeleted)
Add new menu menuName defined by file When entry is non-null it is re-used, otherwise a new group is ...
Definition: kbuildservicegroupfactory.cpp:75
KBuildServiceTypeFactory
Service-type factory for building ksycoca.
Definition: kbuildservicetypefactory.h:30

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