certmanager Library API Documentation

keyfiltermanager.cpp

00001 /* 00002 keyfiltermanager.cpp 00003 00004 This file is part of libkleopatra, the KDE keymanagement library 00005 Copyright (c) 2004 Klarälvdalens Datakonsult AB 00006 00007 Libkleopatra is free software; you can redistribute it and/or 00008 modify it under the terms of the GNU General Public License as 00009 published by the Free Software Foundation; either version 2 of the 00010 License, or (at your option) any later version. 00011 00012 Libkleopatra 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 General Public License for more details. 00016 00017 You should have received a copy of the GNU General Public License 00018 along with this program; if not, write to the Free Software 00019 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00020 00021 In addition, as a special exception, the copyright holders give 00022 permission to link the code of this program with any edition of 00023 the Qt library by Trolltech AS, Norway (or with modified versions 00024 of Qt that use the same license as Qt), and distribute linked 00025 combinations including the two. You must obey the GNU General 00026 Public License in all respects for all of the code used other than 00027 Qt. If you modify this file, you may extend this exception to 00028 your version of the file, but you are not obligated to do so. If 00029 you do not wish to do so, delete this exception statement from 00030 your version. 00031 */ 00032 00033 #ifdef HAVE_CONFIG_H 00034 #include <config.h> 00035 #endif 00036 00037 #include "keyfiltermanager.h" 00038 #include "kconfigbasedkeyfilter.h" 00039 00040 #include "cryptobackendfactory.h" 00041 00042 #include <kconfig.h> 00043 00044 #include <qapplication.h> 00045 #include <qregexp.h> 00046 #include <qstringlist.h> 00047 #include <qvaluevector.h> 00048 00049 #include <algorithm> 00050 00051 namespace { 00052 template <typename T> 00053 struct Delete { 00054 void operator()( T * item ) { delete item; } 00055 }; 00056 } 00057 00058 struct Kleo::KeyFilterManager::Private { 00059 void clear() { 00060 std::for_each( filters.begin(), filters.end(), Delete<KeyFilter>() ); 00061 filters.clear(); 00062 } 00063 00064 QValueVector<KeyFilter*> filters; 00065 }; 00066 00067 Kleo::KeyFilterManager * Kleo::KeyFilterManager::mSelf = 0; 00068 00069 Kleo::KeyFilterManager::KeyFilterManager( QObject * parent, const char * name ) 00070 : QObject( parent, name ), d( 0 ) 00071 { 00072 mSelf = this; 00073 d = new Private(); 00074 // ### DF: doesn't a KStaticDeleter work more reliably? 00075 if ( qApp ) 00076 connect( qApp, SIGNAL(aboutToQuit()), SLOT(deleteLater()) ); 00077 reload(); 00078 } 00079 00080 Kleo::KeyFilterManager::~KeyFilterManager() { 00081 mSelf = 0; 00082 if ( d ) 00083 d->clear(); 00084 delete d; d = 0; 00085 } 00086 00087 Kleo::KeyFilterManager * Kleo::KeyFilterManager::instance() { 00088 if ( !mSelf ) 00089 mSelf = new Kleo::KeyFilterManager(); 00090 return mSelf; 00091 } 00092 00093 const Kleo::KeyFilter * Kleo::KeyFilterManager::filterMatching( const GpgME::Key & key ) const { 00094 for ( QValueVector<KeyFilter*>::const_iterator it = d->filters.begin() ; it != d->filters.end() ; ++it ) 00095 if ( (*it)->matches( key ) ) 00096 return *it; 00097 return 0; 00098 } 00099 00100 static inline bool by_increasing_specificity( const Kleo::KeyFilter * left, const Kleo::KeyFilter * right ) { 00101 return left->specificity() > right->specificity(); 00102 } 00103 00104 void Kleo::KeyFilterManager::reload() { 00105 d->clear(); 00106 00107 KConfig * config = Kleo::CryptoBackendFactory::instance()->configObject(); 00108 if ( !config ) 00109 return; 00110 const QStringList groups = config->groupList().grep( QRegExp( "^Key Filter #\\d+$" ) ); 00111 for ( QStringList::const_iterator it = groups.begin() ; it != groups.end() ; ++it ) { 00112 const KConfigGroup cfg( config, *it ); 00113 d->filters.push_back( new KConfigBasedKeyFilter( cfg ) ); 00114 } 00115 std::stable_sort( d->filters.begin(), d->filters.end(), by_increasing_specificity ); 00116 } 00117 00118 #include "keyfiltermanager.moc"
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This file is part of the documentation for certmanager Library Version 3.3.0.
Documentation copyright © 1996-2004 the KDE developers.
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