libkcal
resourcelocal.cppGo to the documentation of this file.00001
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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 #include <kstandarddirs.h>
00034
00035 #include "vcaldrag.h"
00036 #include "vcalformat.h"
00037 #include "icalformat.h"
00038 #include "exceptions.h"
00039 #include "incidence.h"
00040 #include "event.h"
00041 #include "todo.h"
00042 #include "journal.h"
00043 #include "filestorage.h"
00044
00045 #include <kresources/configwidget.h>
00046
00047 #include "resourcelocalconfig.h"
00048
00049 #include "resourcelocal.h"
00050
00051 using namespace KCal;
00052
00053 class ResourceLocal::Private
00054 {
00055 public:
00056 QDateTime mLastModified;
00057 };
00058
00059 ResourceLocal::ResourceLocal( const KConfig* config )
00060 : ResourceCached( config ), mLock( 0 )
00061 {
00062 if ( config ) {
00063 QString url = config->readPathEntry( "CalendarURL" );
00064 mURL = KURL( url );
00065
00066 QString format = config->readEntry( "Format" );
00067 if ( format == "ical" )
00068 mFormat = new ICalFormat();
00069 else if ( format == "vcal" )
00070 mFormat = new VCalFormat();
00071 else {
00072 mFormat = new ICalFormat();
00073 }
00074 } else {
00075 mURL = KURL();
00076 mFormat = new ICalFormat();
00077 }
00078 init();
00079 }
00080
00081 ResourceLocal::ResourceLocal( const QString& fileName )
00082 : ResourceCached( 0 )
00083 {
00084 mURL = KURL( fileName );
00085 mFormat = new ICalFormat();
00086 init();
00087 }
00088
00089
00090 void ResourceLocal::writeConfig( KConfig* config )
00091 {
00092 kdDebug(5800) << "ResourceLocal::writeConfig()" << endl;
00093
00094 ResourceCalendar::writeConfig( config );
00095 config->writePathEntry( "CalendarURL", mURL.prettyURL() );
00096 QString typeID = typeid( *mFormat ).name();
00097
00098 if ( typeid( *mFormat ) == typeid( ICalFormat ) )
00099 config->writeEntry( "Format", "ical" );
00100 else if ( typeid( *mFormat ) == typeid( VCalFormat ) )
00101 config->writeEntry( "Format", "vcal" );
00102 else
00103 kdDebug(5800) << "ERROR: Unknown format type" << endl;
00104 }
00105
00106 void ResourceLocal::init()
00107 {
00108 d = new ResourceLocal::Private;
00109
00110 setType( "file" );
00111
00112 setSavePolicy( SaveDelayed );
00113
00114 connect( &mDirWatch, SIGNAL( dirty( const QString & ) ),
00115 SLOT( reload() ) );
00116 connect( &mDirWatch, SIGNAL( created( const QString & ) ),
00117 SLOT( reload() ) );
00118 connect( &mDirWatch, SIGNAL( deleted( const QString & ) ),
00119 SLOT( reload() ) );
00120
00121 mLock = new KABC::Lock( mURL.path() );
00122
00123 mDirWatch.addFile( mURL.path() );
00124 mDirWatch.startScan();
00125 }
00126
00127
00128 ResourceLocal::~ResourceLocal()
00129 {
00130 mDirWatch.stopScan();
00131
00132 close();
00133
00134 delete mLock;
00135
00136 delete d;
00137 }
00138
00139 QDateTime ResourceLocal::readLastModified()
00140 {
00141 QFileInfo fi( mURL.path() );
00142 return fi.lastModified();
00143 }
00144
00145 bool ResourceLocal::doLoad()
00146 {
00147 bool success;
00148
00149 if ( !KStandardDirs::exists( mURL.path() ) ) {
00150 kdDebug(5800) << "ResourceLocal::load(): File doesn't exist yet." << endl;
00151
00152 success = doSave();
00153 } else {
00154 success = mCalendar.load( mURL.path() );
00155 if ( success ) d->mLastModified = readLastModified();
00156 }
00157
00158 return success;
00159 }
00160
00161 bool ResourceLocal::doSave()
00162 {
00163 bool success = mCalendar.save( mURL.path() );
00164 d->mLastModified = readLastModified();
00165
00166 return success;
00167 }
00168
00169 KABC::Lock *ResourceLocal::lock()
00170 {
00171 return mLock;
00172 }
00173
00174 bool ResourceLocal::doReload()
00175 {
00176 kdDebug(5800) << "ResourceLocal::doReload()" << endl;
00177
00178 if ( !isOpen() ) return false;
00179
00180 if ( d->mLastModified == readLastModified() ) {
00181 kdDebug(5800) << "ResourceLocal::reload(): file not modified since last read."
00182 << endl;
00183 return false;
00184 }
00185
00186 mCalendar.close();
00187 mCalendar.load( mURL.path() );
00188 return true;
00189 }
00190
00191 void ResourceLocal::reload()
00192 {
00193 if ( doReload() )
00194 emit resourceChanged( this );
00195 }
00196
00197 void ResourceLocal::dump() const
00198 {
00199 ResourceCalendar::dump();
00200 kdDebug(5800) << " Url: " << mURL.url() << endl;
00201 }
00202
00203 QString ResourceLocal::fileName() const
00204 {
00205 return mURL.path();
00206 }
00207
00208 bool ResourceLocal::setFileName( const QString &fileName )
00209 {
00210 bool open = isOpen();
00211 if ( open ) close();
00212 delete mLock;
00213 mDirWatch.stopScan();
00214 mDirWatch.removeFile( mURL.path() );
00215 mURL = KURL( fileName );
00216 mLock = new KABC::Lock( mURL.path() );
00217 mDirWatch.addFile( mURL.path() );
00218 mDirWatch.startScan();
00219 return true;
00220 }
00221
00222 bool ResourceLocal::setValue( const QString &key, const QString &value )
00223 {
00224 if ( key == "File" ) {
00225 return setFileName( value );
00226 } else return false;
00227 }
00228
00229
00230
00231 #include "resourcelocal.moc"
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