1 files changed, 118 insertions, 0 deletions
diff --git a/certmanager/lib/kleo/keyfiltermanager.cpp b/certmanager/lib/kleo/keyfiltermanager.cpp
new file mode 100644
index 00000000..14932801
--- /dev/null
+++ b/certmanager/lib/kleo/keyfiltermanager.cpp
@@ -0,0 +1,118 @@
+/*
+    keyfiltermanager.cpp
+
+    This file is part of libkleopatra, the KDE keymanagement library
+    Copyright (c) 2004 Klarälvdalens Datakonsult AB
+
+    Libkleopatra is free software; you can redistribute it and/or
+    modify it under the terms of the GNU General Public License as
+    published by the Free Software Foundation; either version 2 of the
+    License, or (at your option) any later version.
+
+    Libkleopatra is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+
+    In addition, as a special exception, the copyright holders give
+    permission to link the code of this program with any edition of
+    the Qt library by Trolltech AS, Norway (or with modified versions
+    of Qt that use the same license as Qt), and distribute linked
+    combinations including the two.  You must obey the GNU General
+    Public License in all respects for all of the code used other than
+    Qt.  If you modify this file, you may extend this exception to
+    your version of the file, but you are not obligated to do so.  If
+    you do not wish to do so, delete this exception statement from
+    your version.
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "keyfiltermanager.h"
+#include "kconfigbasedkeyfilter.h"
+
+#include "cryptobackendfactory.h"
+
+#include <kconfig.h>
+
+#include <qapplication.h>
+#include <qregexp.h>
+#include <qstringlist.h>
+#include <qvaluevector.h>
+
+#include <algorithm>
+
+namespace {
+  template <typename T>
+  struct Delete {
+    void operator()( T * item ) { delete item; }
+  };
+}
+
+struct Kleo::KeyFilterManager::Private {
+  void clear() {
+    std::for_each( filters.begin(), filters.end(), Delete<KeyFilter>() );
+    filters.clear();
+  }
+
+  QValueVector<KeyFilter*> filters;
+};
+
+Kleo::KeyFilterManager * Kleo::KeyFilterManager::mSelf = 0;
+
+Kleo::KeyFilterManager::KeyFilterManager( QObject * parent, const char * name )
+  : QObject( parent, name ), d( 0 )
+{
+  mSelf = this;
+  d = new Private();
+  // ### DF: doesn't a KStaticDeleter work more reliably?
+  if ( qApp )
+    connect( qApp, SIGNAL(aboutToQuit()), SLOT(deleteLater()) );
+  reload();
+}
+
+Kleo::KeyFilterManager::~KeyFilterManager() {
+  mSelf = 0;
+  if ( d )
+    d->clear();
+  delete d; d = 0;
+}
+
+Kleo::KeyFilterManager * Kleo::KeyFilterManager::instance() {
+  if ( !mSelf )
+    mSelf = new Kleo::KeyFilterManager();
+  return mSelf;
+}
+
+const Kleo::KeyFilter * Kleo::KeyFilterManager::filterMatching( const GpgME::Key & key ) const {
+  for ( QValueVector<KeyFilter*>::const_iterator it = d->filters.begin() ; it != d->filters.end() ; ++it )
+    if ( (*it)->matches( key ) )
+      return *it;
+  return 0;
+}
+
+static inline bool by_increasing_specificity( const Kleo::KeyFilter * left, const Kleo::KeyFilter * right ) {
+  return left->specificity() > right->specificity();
+}
+
+void Kleo::KeyFilterManager::reload() {
+  d->clear();
+
+  KConfig * config = Kleo::CryptoBackendFactory::instance()->configObject();
+  if ( !config )
+    return;
+  const QStringList groups = config->groupList().grep( QRegExp( "^Key Filter #\\d+$" ) );
+  for ( QStringList::const_iterator it = groups.begin() ; it != groups.end() ; ++it ) {
+    const KConfigGroup cfg( config, *it );
+    d->filters.push_back( new KConfigBasedKeyFilter( cfg ) );
+  }
+  std::stable_sort( d->filters.begin(), d->filters.end(), by_increasing_specificity );
+}
+
+#include "keyfiltermanager.moc"