Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdepim@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 277 insertions, 0 deletions

diff --git a/libkcal/resourcelocaldir.cpp b/libkcal/resourcelocaldir.cpp
new file mode 100644
index 000000000..5e6528e8d
--- /dev/null
+++ b/libkcal/resourcelocaldir.cpp
@@ -0,0 +1,277 @@
+/*
+    This file is part of libkcal.
+
+    Copyright (c) 2003 Cornelius Schumacher <schumacher@kde.org>
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library 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
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to
+    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+    Boston, MA 02110-1301, USA.
+*/
+
+#include <typeinfo>
+#include <stdlib.h>
+
+#include <qdatetime.h>
+#include <qfileinfo.h>
+#include <qstring.h>
+#include <qptrlist.h>
+
+#include <kdebug.h>
+#include <klocale.h>
+#include <kurl.h>
+#include <kconfig.h>
+#include <kstandarddirs.h>
+
+#include "vcaldrag.h"
+#include "vcalformat.h"
+#include "icalformat.h"
+#include "exceptions.h"
+#include "calendarlocal.h"
+#include "incidence.h"
+#include "event.h"
+#include "todo.h"
+#include "journal.h"
+#include "filestorage.h"
+
+#include <kresources/configwidget.h>
+
+#include "resourcelocaldirconfig.h"
+
+#include "resourcelocaldir.h"
+
+using namespace KCal;
+
+ResourceLocalDir::ResourceLocalDir( const KConfig* config )
+  : ResourceCached( config ), mLock( 0 )
+{
+  if ( config ) {
+    readConfig( config );
+  }
+
+  init();
+}
+
+ResourceLocalDir::ResourceLocalDir( const QString& dirName )
+  : ResourceCached( 0 )
+{
+  mURL = KURL( dirName );
+
+  init();
+}
+
+
+void ResourceLocalDir::readConfig( const KConfig *config )
+{
+  QString url = config->readPathEntry( "CalendarURL" );
+  mURL = KURL( url );
+}
+
+void ResourceLocalDir::writeConfig( KConfig *config )
+{
+  kdDebug(5800) << "ResourceLocalDir::writeConfig()" << endl;
+
+  ResourceCalendar::writeConfig( config );
+
+  config->writePathEntry( "CalendarURL", mURL.prettyURL() );
+}
+
+void ResourceLocalDir::init()
+{
+  setType( "dir" );
+
+  setSavePolicy( SaveDelayed );
+
+  connect( &mDirWatch, SIGNAL( dirty( const QString & ) ),
+           SLOT( reload( const QString & ) ) );
+  connect( &mDirWatch, SIGNAL( created( const QString & ) ),
+           SLOT( reload( const QString & ) ) );
+  connect( &mDirWatch, SIGNAL( deleted( const QString & ) ),
+           SLOT( reload( const QString & ) ) );
+
+  mLock = new KABC::Lock( mURL.path() );
+
+  mDirWatch.addDir( mURL.path(), true );
+  mDirWatch.startScan();
+}
+
+
+ResourceLocalDir::~ResourceLocalDir()
+{
+  close();
+
+  delete mLock;
+}
+
+bool ResourceLocalDir::doOpen()
+{
+  QFileInfo dirInfo( mURL.path() );
+  return dirInfo.isDir() && dirInfo.isReadable() &&
+         ( dirInfo.isWritable() || readOnly() );
+}
+
+bool ResourceLocalDir::doLoad()
+{
+  kdDebug(5800) << "ResourceLocalDir::load()" << endl;
+
+  mCalendar.close();
+  QString dirName = mURL.path();
+
+  if ( !( KStandardDirs::exists( dirName ) || KStandardDirs::exists( dirName + "/") ) ) {
+    kdDebug(5800) << "ResourceLocalDir::load(): Directory '" << dirName 
+                  << "' doesn't exist yet. Creating it..." << endl;
+    // Create the directory. Use 0775 to allow group-writable if the umask
+    // allows it (permissions will be 0775 & ~umask). This is desired e.g. for
+    // group-shared directories!
+    return KStandardDirs::makeDir( dirName, 0775 );
+  }
+
+  // The directory exists. Now try to open (the files in) it.
+  kdDebug(5800) << "ResourceLocalDir::load(): '" << dirName << "'" << endl;
+  QFileInfo dirInfo( dirName );
+  if ( !( dirInfo.isDir() && dirInfo.isReadable() && 
+          ( dirInfo.isWritable() || readOnly() ) ) )
+    return false;
+
+  QDir dir( dirName );
+  QStringList entries = dir.entryList( QDir::Files | QDir::Readable );
+
+  bool success = true;
+  QStringList::ConstIterator it;
+  for( it = entries.constBegin(); it != entries.constEnd(); ++it ) {
+    if ( (*it).endsWith( "~" ) ) // is backup file, ignore it
+      continue;
+
+    QString fileName = dirName + "/" + *it;
+    kdDebug(5800) << " read '" << fileName << "'" << endl;
+    CalendarLocal cal( mCalendar.timeZoneId() );
+    if ( !doFileLoad( cal, fileName ) ) {
+      success = false;
+    }
+  }
+
+  return success;
+}
+
+bool ResourceLocalDir::doFileLoad( CalendarLocal &cal, const QString &fileName )
+{
+  if ( !cal.load( fileName ) )
+    return false;
+  Incidence::List incidences = cal.rawIncidences();
+  Incidence::List::ConstIterator it;
+  for ( it = incidences.constBegin(); it != incidences.constEnd(); ++it ) {
+    Incidence *i = *it;
+    if ( i ) mCalendar.addIncidence( i->clone() );
+  }
+  return true;
+}
+
+bool ResourceLocalDir::doSave()
+{
+  Incidence::List list;
+  bool success = true;
+
+  list = addedIncidences();
+  list += changedIncidences();
+
+  for ( Incidence::List::iterator it = list.begin(); it != list.end(); ++it )
+    if ( !doSave( *it ) )
+      success = false;
+
+  return success;
+}
+
+bool ResourceLocalDir::doSave( Incidence *incidence )
+{
+  mDirWatch.stopScan();  // do prohibit the dirty() signal and a following reload()
+
+  QString fileName = mURL.path() + "/" + incidence->uid();
+  kdDebug(5800) << "writing '" << fileName << "'" << endl;
+
+  CalendarLocal cal( mCalendar.timeZoneId() );
+  cal.addIncidence( incidence->clone() );
+  const bool ret = cal.save( fileName );
+
+  mDirWatch.startScan();
+
+  return ret;
+}
+
+KABC::Lock *ResourceLocalDir::lock()
+{
+  return mLock;
+}
+
+void ResourceLocalDir::reload( const QString &file )
+{
+  kdDebug(5800) << "ResourceLocalDir::reload()" << endl;
+
+  if ( !isOpen() )
+    return;
+
+  kdDebug(5800) << "  File: '" << file << "'" << endl;
+
+  mCalendar.close();
+  load();
+
+  emit resourceChanged( this );
+}
+
+
+bool ResourceLocalDir::deleteEvent(Event *event)
+{
+  kdDebug(5800) << "ResourceLocalDir::deleteEvent" << endl;
+  if ( deleteIncidenceFile(event) )
+    return( mCalendar.deleteEvent( event ) );
+  else
+    return( false );
+}
+
+
+bool ResourceLocalDir::deleteTodo(Todo *todo)
+{
+  if ( deleteIncidenceFile(todo) )
+    return( mCalendar.deleteTodo( todo ) );
+  else
+    return( false );
+}
+
+
+bool ResourceLocalDir::deleteJournal( Journal *journal )
+{
+  if ( deleteIncidenceFile( journal ) )
+    return( mCalendar.deleteJournal( journal ) );
+  else
+    return( false );
+}
+
+
+void ResourceLocalDir::dump() const
+{
+  ResourceCalendar::dump();
+  kdDebug(5800) << "  Url: " << mURL.url() << endl;
+}
+
+bool ResourceLocalDir::deleteIncidenceFile(Incidence *incidence)
+{
+  QFile file( mURL.path() + "/" + incidence->uid() );
+  if ( !file.exists() )
+    return true;
+
+  mDirWatch.stopScan();
+  bool removed = file.remove();
+  mDirWatch.startScan();
+  return removed;
+}
+
+#include "resourcelocaldir.moc"