formatfactory.cpp00001
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00021 #include <kdebug.h>
00022 #include <klocale.h>
00023 #include <ksimpleconfig.h>
00024 #include <kstandarddirs.h>
00025 #include <kstaticdeleter.h>
00026
00027 #include <qfile.h>
00028
00029 #include "vcardformatplugin.h"
00030
00031 #include "formatfactory.h"
00032
00033 using namespace KABC;
00034
00035 FormatFactory *FormatFactory::mSelf = 0;
00036 static KStaticDeleter<FormatFactory> factoryDeleter;
00037
00038 FormatFactory *FormatFactory::self()
00039 {
00040 kdDebug(5700) << "FormatFactory::self()" << endl;
00041
00042 if ( !mSelf )
00043 factoryDeleter.setObject( mSelf, new FormatFactory );
00044
00045 return mSelf;
00046 }
00047
00048 FormatFactory::FormatFactory()
00049 {
00050 mFormatList.setAutoDelete( true );
00051
00052
00053 FormatInfo *info = new FormatInfo;
00054 info->library = "<NoLibrary>";
00055 info->nameLabel = i18n( "vCard" );
00056 info->descriptionLabel = i18n( "vCard Format" );
00057 mFormatList.insert( "vcard", info );
00058
00059 const QStringList list = KGlobal::dirs()->findAllResources( "data" ,"kabc/formats/*.desktop", true, true );
00060 for ( QStringList::ConstIterator it = list.begin(); it != list.end(); ++it )
00061 {
00062 KSimpleConfig config( *it, true );
00063
00064 if ( !config.hasGroup( "Misc" ) || !config.hasGroup( "Plugin" ) )
00065 continue;
00066
00067 info = new FormatInfo;
00068
00069 config.setGroup( "Plugin" );
00070 QString type = config.readEntry( "Type" );
00071 info->library = config.readEntry( "X-KDE-Library" );
00072
00073 config.setGroup( "Misc" );
00074 info->nameLabel = config.readEntry( "Name" );
00075 info->descriptionLabel = config.readEntry( "Comment", i18n( "No description available." ) );
00076
00077 mFormatList.insert( type, info );
00078 }
00079 }
00080
00081 FormatFactory::~FormatFactory()
00082 {
00083 mFormatList.clear();
00084 }
00085
00086 QStringList FormatFactory::formats()
00087 {
00088 QStringList retval;
00089
00090
00091 retval << "vcard";
00092
00093 QDictIterator<FormatInfo> it( mFormatList );
00094 for ( ; it.current(); ++it )
00095 if ( it.currentKey() != "vcard" )
00096 retval << it.currentKey();
00097
00098 return retval;
00099 }
00100
00101 FormatInfo *FormatFactory::info( const QString &type )
00102 {
00103 if ( type.isEmpty() )
00104 return 0;
00105 else
00106 return mFormatList[ type ];
00107 }
00108
00109 FormatPlugin *FormatFactory::format( const QString& type )
00110 {
00111 FormatPlugin *format = 0;
00112
00113 if ( type.isEmpty() )
00114 return 0;
00115
00116 if ( type == "vcard" ) {
00117 format = new VCardFormatPlugin;
00118 format->setType( type );
00119 format->setNameLabel( i18n( "vCard" ) );
00120 format->setDescriptionLabel( i18n( "vCard Format" ) );
00121 return format;
00122 }
00123
00124 FormatInfo *fi = mFormatList[ type ];
00125 if (!fi)
00126 return 0;
00127 QString libName = fi->library;
00128
00129 KLibrary *library = openLibrary( libName );
00130 if ( !library )
00131 return 0;
00132
00133 void *format_func = library->symbol( "format" );
00134
00135 if ( format_func ) {
00136 format = ((FormatPlugin* (*)())format_func)();
00137 format->setType( type );
00138 format->setNameLabel( fi->nameLabel );
00139 format->setDescriptionLabel( fi->descriptionLabel );
00140 } else {
00141 kdDebug( 5700 ) << "'" << libName << "' is not a format plugin." << endl;
00142 return 0;
00143 }
00144
00145 return format;
00146 }
00147
00148
00149 KLibrary *FormatFactory::openLibrary( const QString& libName )
00150 {
00151 KLibrary *library = 0;
00152
00153 QString path = KLibLoader::findLibrary( QFile::encodeName( libName ) );
00154
00155 if ( path.isEmpty() ) {
00156 kdDebug( 5700 ) << "No format plugin library was found!" << endl;
00157 return 0;
00158 }
00159
00160 library = KLibLoader::self()->library( QFile::encodeName( path ) );
00161
00162 if ( !library ) {
00163 kdDebug( 5700 ) << "Could not load library '" << libName << "'" << endl;
00164 return 0;
00165 }
00166
00167 return library;
00168 }
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