00001
00002
00003
00004
00005
00006
00007
00008
00009
00010
00011
00012
00013
00014
00015
00016
00017
00018
00019
00020
00021
00022
00023
00024 #include <dcopclient.h>
00025
00026 #include <kaboutdata.h>
00027 #include <kapplication.h>
00028 #include <kdebug.h>
00029 #include <kconfig.h>
00030 #include <kstandarddirs.h>
00031
00032 #include "resource.h"
00033 #include "factory.h"
00034 #include "manager.h"
00035 #include "managerimpl.h"
00036 #include "manageriface_stub.h"
00037
00038 using namespace KRES;
00039
00040 ManagerImpl::ManagerImpl( ManagerNotifier *notifier, const QString &family )
00041 : DCOPObject( "ManagerIface_" + family.utf8() ),
00042 mNotifier( notifier ),
00043 mFamily( family ), mConfig( 0 ), mStdConfig( 0 ), mStandard( 0 ),
00044 mFactory( 0 ), mConfigRead( false )
00045 {
00046 kdDebug(5650) << "ManagerImpl::ManagerImpl()" << endl;
00047
00048 mId = KApplication::randomString( 8 );
00049
00050
00051 if ( !kapp->dcopClient()->isRegistered() ) {
00052 kapp->dcopClient()->registerAs( "KResourcesManager" );
00053 kapp->dcopClient()->setDefaultObject( objId() );
00054 }
00055
00056 kdDebug(5650) << "Connecting DCOP signals..." << endl;
00057 if ( !connectDCOPSignal( 0, "ManagerIface_" + family.utf8(),
00058 "signalKResourceAdded( QString, QString )",
00059 "dcopKResourceAdded( QString, QString )", false ) )
00060 kdWarning(5650) << "Could not connect ResourceAdded signal!" << endl;
00061
00062 if ( !connectDCOPSignal( 0, "ManagerIface_" + family.utf8(),
00063 "signalKResourceModified( QString, QString )",
00064 "dcopKResourceModified( QString, QString )", false ) )
00065 kdWarning(5650) << "Could not connect ResourceModified signal!" << endl;
00066
00067 if ( !connectDCOPSignal( 0, "ManagerIface_" + family.utf8(),
00068 "signalKResourceDeleted( QString, QString )",
00069 "dcopKResourceDeleted( QString, QString )", false ) )
00070 kdWarning(5650) << "Could not connect ResourceDeleted signal!" << endl;
00071
00072 kapp->dcopClient()->setNotifications( true );
00073 }
00074
00075 ManagerImpl::~ManagerImpl()
00076 {
00077 kdDebug(5650) << "ManagerImpl::~ManagerImpl()" << endl;
00078
00079 Resource::List::ConstIterator it;
00080 for ( it = mResources.begin(); it != mResources.end(); ++it ) {
00081 delete *it;
00082 }
00083
00084 delete mStdConfig;
00085 }
00086
00087 void ManagerImpl::createStandardConfig()
00088 {
00089 if ( !mStdConfig ) {
00090 QString file = defaultConfigFile( mFamily );
00091 mStdConfig = new KConfig( file );
00092 }
00093
00094 mConfig = mStdConfig;
00095 }
00096
00097 void ManagerImpl::readConfig( KConfig *cfg )
00098 {
00099 kdDebug(5650) << "ManagerImpl::readConfig()" << endl;
00100
00101 delete mFactory;
00102 mFactory = Factory::self( mFamily );
00103
00104 if ( !cfg ) {
00105 createStandardConfig();
00106 } else {
00107 mConfig = cfg;
00108 }
00109
00110 mStandard = 0;
00111
00112 mConfig->setGroup( "General" );
00113
00114 QStringList keys = mConfig->readListEntry( "ResourceKeys" );
00115 keys += mConfig->readListEntry( "PassiveResourceKeys" );
00116
00117 QString standardKey = mConfig->readEntry( "Standard" );
00118
00119 for ( QStringList::Iterator it = keys.begin(); it != keys.end(); ++it ) {
00120 readResourceConfig( *it, false );
00121 }
00122
00123 mConfigRead = true;
00124 }
00125
00126 void ManagerImpl::writeConfig( KConfig *cfg )
00127 {
00128 kdDebug(5650) << "ManagerImpl::writeConfig()" << endl;
00129
00130 if ( !cfg ) {
00131 createStandardConfig();
00132 } else {
00133 mConfig = cfg;
00134 }
00135
00136 QStringList activeKeys;
00137 QStringList passiveKeys;
00138
00139
00140 Resource::List::Iterator it;
00141 for ( it = mResources.begin(); it != mResources.end(); ++it ) {
00142 writeResourceConfig( *it, false );
00143
00144 QString key = (*it)->identifier();
00145 if( (*it)->isActive() )
00146 activeKeys.append( key );
00147 else
00148 passiveKeys.append( key );
00149 }
00150
00151
00152
00153 kdDebug(5650) << "Saving general info" << endl;
00154 mConfig->setGroup( "General" );
00155 mConfig->writeEntry( "ResourceKeys", activeKeys );
00156 mConfig->writeEntry( "PassiveResourceKeys", passiveKeys );
00157 if ( mStandard )
00158 mConfig->writeEntry( "Standard", mStandard->identifier() );
00159 else
00160 mConfig->writeEntry( "Standard", "" );
00161
00162 mConfig->sync();
00163 kdDebug(5650) << "ManagerImpl::save() finished" << endl;
00164 }
00165
00166 void ManagerImpl::add( Resource *resource )
00167 {
00168 resource->setActive( true );
00169
00170 if ( mResources.isEmpty() ) {
00171 mStandard = resource;
00172 }
00173
00174 mResources.append( resource );
00175
00176 if ( mConfigRead )
00177 writeResourceConfig( resource, true );
00178
00179 signalKResourceAdded( mId, resource->identifier() );
00180 }
00181
00182 void ManagerImpl::remove( Resource *resource )
00183 {
00184 if ( mStandard == resource ) mStandard = 0;
00185 removeResource( resource );
00186
00187 mResources.remove( resource );
00188
00189 signalKResourceDeleted( mId, resource->identifier() );
00190
00191 delete resource;
00192
00193 kdDebug(5650) << "Finished ManagerImpl::remove()" << endl;
00194 }
00195
00196 void ManagerImpl::change( Resource *resource )
00197 {
00198 writeResourceConfig( resource, true );
00199
00200 signalKResourceModified( mId, resource->identifier() );
00201 }
00202
00203 void ManagerImpl::setActive( Resource *resource, bool active )
00204 {
00205 if ( resource && resource->isActive() != active ) {
00206 resource->setActive( active );
00207 }
00208 }
00209
00210 Resource *ManagerImpl::standardResource()
00211 {
00212 return mStandard;
00213 }
00214
00215 void ManagerImpl::setStandardResource( Resource *resource )
00216 {
00217 mStandard = resource;
00218 }
00219
00220
00221
00222 void ManagerImpl::dcopKResourceAdded( QString managerId, QString resourceId )
00223 {
00224 if ( managerId == mId ) {
00225 kdDebug(5650) << "Ignore DCOP notification to myself" << endl;
00226 return;
00227 }
00228 kdDebug(5650) << "Receive DCOP call: added resource " << resourceId << endl;
00229
00230 if ( getResource( resourceId ) ) {
00231 kdDebug(5650) << "This resource is already known to me." << endl;
00232 }
00233
00234 if ( !mConfig ) createStandardConfig();
00235
00236 mConfig->reparseConfiguration();
00237 Resource *resource = readResourceConfig( resourceId, true );
00238
00239 if ( resource ) {
00240 mNotifier->notifyResourceAdded( resource );
00241 } else
00242 kdError() << "Received DCOP: resource added for unknown resource "
00243 << resourceId << endl;
00244 }
00245
00246 void ManagerImpl::dcopKResourceModified( QString managerId, QString resourceId )
00247 {
00248 if ( managerId == mId ) {
00249 kdDebug(5650) << "Ignore DCOP notification to myself" << endl;
00250 return;
00251 }
00252 kdDebug(5650) << "Receive DCOP call: modified resource " << resourceId << endl;
00253
00254 Resource *resource = getResource( resourceId );
00255 if ( resource ) {
00256 mNotifier->notifyResourceModified( resource );
00257 } else
00258 kdError() << "Received DCOP: resource modified for unknown resource "
00259 << resourceId << endl;
00260 }
00261
00262 void ManagerImpl::dcopKResourceDeleted( QString managerId, QString resourceId )
00263 {
00264 if ( managerId == mId ) {
00265 kdDebug(5650) << "Ignore DCOP notification to myself" << endl;
00266 return;
00267 }
00268 kdDebug(5650) << "Receive DCOP call: deleted resource " << resourceId << endl;
00269
00270 Resource *resource = getResource( resourceId );
00271 if ( resource ) {
00272 mNotifier->notifyResourceDeleted( resource );
00273
00274 kdDebug(5650) << "Removing item from mResources" << endl;
00275
00276 if ( mStandard == resource )
00277 mStandard = 0;
00278 mResources.remove( resource );
00279 } else
00280 kdError() << "Received DCOP: resource deleted for unknown resource "
00281 << resourceId << endl;
00282 }
00283
00284 QStringList ManagerImpl::resourceNames()
00285 {
00286 QStringList result;
00287
00288 Resource::List::ConstIterator it;
00289 for ( it = mResources.begin(); it != mResources.end(); ++it ) {
00290 result.append( (*it)->resourceName() );
00291 }
00292 return result;
00293 }
00294
00295 Resource::List *ManagerImpl::resourceList()
00296 {
00297 return &mResources;
00298 }
00299
00300 QPtrList<Resource> ManagerImpl::resources()
00301 {
00302 QPtrList<Resource> result;
00303
00304 Resource::List::ConstIterator it;
00305 for ( it = mResources.begin(); it != mResources.end(); ++it ) {
00306 result.append( *it );
00307 }
00308 return result;
00309 }
00310
00311 QPtrList<Resource> ManagerImpl::resources( bool active )
00312 {
00313 QPtrList<Resource> result;
00314
00315 Resource::List::ConstIterator it;
00316 for ( it = mResources.begin(); it != mResources.end(); ++it ) {
00317 if ( (*it)->isActive() == active ) {
00318 result.append( *it );
00319 }
00320 }
00321 return result;
00322 }
00323
00324 Resource *ManagerImpl::readResourceConfig( const QString &identifier,
00325 bool checkActive )
00326 {
00327 kdDebug(5650) << "ManagerImpl::readResourceConfig() " << identifier << endl;
00328
00329 if ( !mFactory ) {
00330 kdError(5650) << "ManagerImpl::readResourceConfig: mFactory is 0. Did the app forget to call readConfig?" << endl;
00331 return 0;
00332 }
00333
00334 mConfig->setGroup( "Resource_" + identifier );
00335
00336 QString type = mConfig->readEntry( "ResourceType" );
00337 QString name = mConfig->readEntry( "ResourceName" );
00338 Resource *resource = mFactory->resource( type, mConfig );
00339 if ( !resource ) {
00340 kdDebug(5650) << "Failed to create resource with id " << identifier << endl;
00341 return 0;
00342 }
00343
00344 if ( resource->identifier().isEmpty() )
00345 resource->setIdentifier( identifier );
00346
00347 mConfig->setGroup( "General" );
00348
00349 QString standardKey = mConfig->readEntry( "Standard" );
00350 if ( standardKey == identifier ) {
00351 mStandard = resource;
00352 }
00353
00354 if ( checkActive ) {
00355 QStringList activeKeys = mConfig->readListEntry( "ResourceKeys" );
00356 resource->setActive( activeKeys.contains( identifier ) );
00357 }
00358 mResources.append( resource );
00359
00360 return resource;
00361 }
00362
00363 void ManagerImpl::writeResourceConfig( Resource *resource, bool checkActive )
00364 {
00365 QString key = resource->identifier();
00366
00367 kdDebug(5650) << "Saving resource " << key << endl;
00368
00369 if ( !mConfig ) createStandardConfig();
00370
00371 mConfig->setGroup( "Resource_" + key );
00372 resource->writeConfig( mConfig );
00373
00374 mConfig->setGroup( "General" );
00375 QString standardKey = mConfig->readEntry( "Standard" );
00376
00377 if ( resource == mStandard && standardKey != key )
00378 mConfig->writeEntry( "Standard", resource->identifier() );
00379 else if ( resource != mStandard && standardKey == key )
00380 mConfig->writeEntry( "Standard", "" );
00381
00382 if ( checkActive ) {
00383 QStringList activeKeys = mConfig->readListEntry( "ResourceKeys" );
00384 QStringList passiveKeys = mConfig->readListEntry( "PassiveResourceKeys" );
00385 if ( resource->isActive() ) {
00386 if ( passiveKeys.contains( key ) ) {
00387 passiveKeys.remove( key );
00388 mConfig->writeEntry( "PassiveResourceKeys", passiveKeys );
00389 }
00390 if ( !activeKeys.contains( key ) ) {
00391 activeKeys.append( key );
00392 mConfig->writeEntry( "ResourceKeys", activeKeys );
00393 }
00394 } else if ( !resource->isActive() ) {
00395 if ( activeKeys.contains( key ) ) {
00396 activeKeys.remove( key );
00397 mConfig->writeEntry( "ResourceKeys", activeKeys );
00398 }
00399 if ( !passiveKeys.contains( key ) ) {
00400 passiveKeys.append( key );
00401 mConfig->writeEntry( "PassiveResourceKeys", passiveKeys );
00402 }
00403 }
00404 }
00405
00406 mConfig->sync();
00407 }
00408
00409 void ManagerImpl::removeResource( Resource *resource )
00410 {
00411 QString key = resource->identifier();
00412
00413 if ( !mConfig ) createStandardConfig();
00414
00415 mConfig->setGroup( "General" );
00416 QStringList activeKeys = mConfig->readListEntry( "ResourceKeys" );
00417 if ( activeKeys.contains( key ) ) {
00418 activeKeys.remove( key );
00419 mConfig->writeEntry( "ResourceKeys", activeKeys );
00420 } else {
00421 QStringList passiveKeys = mConfig->readListEntry( "PassiveResourceKeys" );
00422 passiveKeys.remove( key );
00423 mConfig->writeEntry( "PassiveResourceKeys", passiveKeys );
00424 }
00425
00426 QString standardKey = mConfig->readEntry( "Standard" );
00427 if ( standardKey == key ) {
00428 mConfig->writeEntry( "Standard", "" );
00429 }
00430
00431 mConfig->deleteGroup( "Resource_" + resource->identifier() );
00432 mConfig->sync();
00433 }
00434
00435 Resource *ManagerImpl::getResource( const QString &identifier )
00436 {
00437 Resource::List::ConstIterator it;
00438 for ( it = mResources.begin(); it != mResources.end(); ++it ) {
00439 if ( (*it)->identifier() == identifier )
00440 return *it;
00441 }
00442 return 0;
00443 }
00444
00445 QString ManagerImpl::defaultConfigFile( const QString &family )
00446 {
00447 return QString( "kresources/%1/stdrc" ).arg( family );
00448 }