libkcal Library API Documentation

resourcelocal.cpp

00001 /* 00002 This file is part of libkcal. 00003 00004 Copyright (c) 1998 Preston Brown 00005 Copyright (c) 2001,2003 Cornelius Schumacher <schumacher@kde.org> 00006 00007 This library is free software; you can redistribute it and/or 00008 modify it under the terms of the GNU Library General Public 00009 License as published by the Free Software Foundation; either 00010 version 2 of the License, or (at your option) any later version. 00011 00012 This library is distributed in the hope that it will be useful, 00013 but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00015 Library General Public License for more details. 00016 00017 You should have received a copy of the GNU Library General Public License 00018 along with this library; see the file COPYING.LIB. If not, write to 00019 the Free Software Foundation, Inc., 59 Temple Place - Suite 330, 00020 Boston, MA 02111-1307, USA. 00021 */ 00022 00023 #include <typeinfo> 00024 #include <stdlib.h> 00025 00026 #include <qdatetime.h> 00027 #include <qstring.h> 00028 #include <qptrlist.h> 00029 00030 #include <kdebug.h> 00031 #include <klocale.h> 00032 #include <kurl.h> 00033 00034 #include "vcaldrag.h" 00035 #include "vcalformat.h" 00036 #include "icalformat.h" 00037 #include "exceptions.h" 00038 #include "incidence.h" 00039 #include "event.h" 00040 #include "todo.h" 00041 #include "journal.h" 00042 #include "filestorage.h" 00043 00044 #include <kresources/configwidget.h> 00045 00046 #include "resourcelocalconfig.h" 00047 00048 #include "resourcelocal.h" 00049 00050 using namespace KCal; 00051 00052 class ResourceLocal::Private 00053 { 00054 public: 00055 QDateTime mLastModified; 00056 }; 00057 00058 ResourceLocal::ResourceLocal( const KConfig* config ) 00059 : ResourceCached( config ), mLock( 0 ) 00060 { 00061 if ( config ) { 00062 QString url = config->readPathEntry( "CalendarURL" ); 00063 mURL = KURL( url ); 00064 00065 QString format = config->readEntry( "Format" ); 00066 if ( format == "ical" ) 00067 mFormat = new ICalFormat(); 00068 else if ( format == "vcal" ) 00069 mFormat = new VCalFormat(); 00070 else { 00071 mFormat = new ICalFormat(); 00072 } 00073 } else { 00074 mURL = KURL(); 00075 mFormat = new ICalFormat(); 00076 } 00077 init(); 00078 } 00079 00080 ResourceLocal::ResourceLocal( const QString& fileName ) 00081 : ResourceCached( 0 ) 00082 { 00083 mURL = KURL( fileName ); 00084 mFormat = new ICalFormat(); 00085 init(); 00086 } 00087 00088 00089 void ResourceLocal::writeConfig( KConfig* config ) 00090 { 00091 kdDebug() << "ResourceLocal::writeConfig()" << endl; 00092 00093 ResourceCalendar::writeConfig( config ); 00094 config->writePathEntry( "CalendarURL", mURL.prettyURL() ); 00095 QString typeID = typeid( *mFormat ).name(); 00096 00097 if ( typeid( *mFormat ) == typeid( ICalFormat ) ) 00098 config->writeEntry( "Format", "ical" ); 00099 else if ( typeid( *mFormat ) == typeid( VCalFormat ) ) // if ( typeID == "ICalFormat" ) 00100 config->writeEntry( "Format", "vcal" ); 00101 else 00102 kdDebug() << "ERROR: Unknown format type" << endl; 00103 } 00104 00105 void ResourceLocal::init() 00106 { 00107 d = new ResourceLocal::Private; 00108 00109 setType( "file" ); 00110 00111 mOpen = false; 00112 00113 connect( &mDirWatch, SIGNAL( dirty( const QString & ) ), 00114 SLOT( reload() ) ); 00115 connect( &mDirWatch, SIGNAL( created( const QString & ) ), 00116 SLOT( reload() ) ); 00117 connect( &mDirWatch, SIGNAL( deleted( const QString & ) ), 00118 SLOT( reload() ) ); 00119 00120 mLock = new KABC::Lock( mURL.path() ); 00121 00122 mDirWatch.addFile( mURL.path() ); 00123 mDirWatch.startScan(); 00124 } 00125 00126 00127 ResourceLocal::~ResourceLocal() 00128 { 00129 close(); 00130 00131 delete mLock; 00132 00133 delete d; 00134 } 00135 00136 bool ResourceLocal::doOpen() 00137 { 00138 kdDebug(5800) << "Opening resource " << resourceName() << " with URL " << mURL.prettyURL() << endl; 00139 00140 mOpen = true; 00141 00142 return true; 00143 } 00144 00145 QDateTime ResourceLocal::readLastModified() 00146 { 00147 QFileInfo fi( mURL.path() ); 00148 return fi.lastModified(); 00149 } 00150 00151 bool ResourceLocal::load() 00152 { 00153 if ( !mOpen ) return true; 00154 00155 bool success = mCalendar.load( mURL.path() ); 00156 00157 d->mLastModified = readLastModified(); 00158 00159 return success; 00160 } 00161 00162 bool ResourceLocal::save() 00163 { 00164 if ( !mOpen ) return true; 00165 00166 bool success = mCalendar.save( mURL.path() ); 00167 00168 d->mLastModified = readLastModified(); 00169 00170 return success; 00171 } 00172 00173 KABC::Lock *ResourceLocal::lock() 00174 { 00175 return mLock; 00176 } 00177 00178 void ResourceLocal::reload() 00179 { 00180 kdDebug(5800) << "ResourceLocal::reload()" << endl; 00181 00182 if ( !mOpen ) return; 00183 00184 if ( d->mLastModified == readLastModified() ) { 00185 kdDebug(5800) << "ResourceLocal::reload(): file not modified since last read." 00186 << endl; 00187 return; 00188 } 00189 00190 mCalendar.close(); 00191 mCalendar.load( mURL.path() ); 00192 00193 emit resourceChanged( this ); 00194 } 00195 00196 void ResourceLocal::doClose() 00197 { 00198 if ( !mOpen ) return; 00199 00200 mCalendar.close(); 00201 mOpen = false; 00202 } 00203 00204 00205 void ResourceLocal::update(IncidenceBase *) 00206 { 00207 } 00208 00209 void ResourceLocal::dump() const 00210 { 00211 ResourceCalendar::dump(); 00212 kdDebug(5800) << " Url: " << mURL.url() << endl; 00213 } 00214 00215 #include "resourcelocal.moc"
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This file is part of the documentation for libkcal Library Version 3.2.2.
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