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-rw-r--r--kresources/lib/webdavhandler.cpp194
1 files changed, 194 insertions, 0 deletions
diff --git a/kresources/lib/webdavhandler.cpp b/kresources/lib/webdavhandler.cpp
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+++ b/kresources/lib/webdavhandler.cpp
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+/*
+ This file is part of kdepim.
+
+ Copyright (c) 2004 Cornelius Schumacher <schumacher@kde.org>
+ Copyright (c) 2004 Till Adam <adam@kde.org>
+ Copyright (c) 2005 Reinhold Kainhofer <reinhold@kainhofer.com>
+
+ This program 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.
+
+ This program 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.
+*/
+
+
+#include <kdebug.h>
+
+#include <qdatetime.h>
+
+extern "C" {
+ #include <ical.h>
+}
+
+
+#include "webdavhandler.h"
+
+WebdavHandler::WebdavHandler()
+{
+}
+
+
+KURL WebdavHandler::toDAV( const KURL& url )
+{
+ KURL result( url );
+
+ if ( result.protocol() == "http" ) {
+ if ( result.port() == 443 ) {
+ // OpenGroupware.org returns 'http://server:443' instead of 'https://server'
+ result.setProtocol( "webdavs" );
+ result.setPort( 0 );
+ } else
+ result.setProtocol( "webdav" );
+ } else if ( result.protocol() == "https" )
+ result.setProtocol( "webdavs" );
+
+ return result;
+}
+
+
+
+QDomElement WebdavHandler::addElement( QDomDocument &doc, QDomNode &node,
+ const QString &tag, const QString &value )
+{
+ QDomElement el = doc.createElement( tag );
+ node.appendChild( el );
+ if ( !value.isNull() ) {
+ QDomText txt = doc.createTextNode( value );
+ el.appendChild( txt );
+ }
+ return el;
+}
+
+QDomElement WebdavHandler::addElementNS( QDomDocument &doc, QDomNode &node,
+ const QString &ns, const QString &tag, const QString &value )
+{
+ QDomElement el = doc.createElementNS( ns, tag );
+ node.appendChild( el );
+ if ( !value.isNull() ) {
+ QDomText txt = doc.createTextNode( value );
+ el.appendChild( txt );
+ }
+ return el;
+}
+
+QDomElement WebdavHandler::addDavElement( QDomDocument &doc, QDomNode &node,
+ const QString &tag, const QString &value )
+{
+ return addElementNS( doc, node, "DAV:", tag, value );
+}
+
+bool WebdavHandler::extractBool( const QDomElement &node, const QString &entry, bool &value )
+{
+ QDomElement element = node.namedItem( entry ).toElement();
+ if ( !element.isNull() ) {
+ value = (element.text() != "0");
+ return true;
+ }
+ return false;
+}
+
+bool WebdavHandler::extractLong( const QDomElement &node, const QString &entry, long &value )
+{
+ QDomElement element = node.namedItem( entry ).toElement();
+ if ( !element.isNull() ) {
+ value = element.text().toLong();
+ return true;
+ }
+ return false;
+}
+
+bool WebdavHandler::extractFloat( const QDomElement &node, const QString &entry, float &value )
+{
+ QDomElement element = node.namedItem( entry ).toElement();
+ if ( !element.isNull() ) {
+ value = element.text().toFloat();
+ return true;
+ }
+ return false;
+}
+
+bool WebdavHandler::extractDateTime( const QDomElement &node, const QString &entry, QDateTime &value )
+{
+ QDomElement element = node.namedItem( entry ).toElement();
+ if ( !element.isNull() && !element.text().isEmpty() ) {
+ value = QDateTime::fromString( element.text(), Qt::ISODate );
+ return true;
+ }
+ return false;
+}
+
+bool WebdavHandler::extractString( const QDomElement &node, const QString &entry, QString &value )
+{
+ QDomElement element = node.namedItem( entry ).toElement();
+ if ( !element.isNull() ) {
+ value = element.text();
+ return true;
+ }
+ return false;
+}
+
+bool WebdavHandler::extractStringList( const QDomElement &node, const QString &entry, QStringList &value )
+{
+ QDomElement element = node.namedItem( entry ).toElement();
+ if ( !element.isNull() ) {
+ value.clear();
+ QDomNodeList list = element.elementsByTagNameNS( "xml:", "v" );
+ for( uint i=0; i < list.count(); i++ ) {
+ QDomElement item = list.item(i).toElement();
+ value.append( item.text() );
+ }
+ return true;
+ }
+ return false;
+}
+
+
+const QString WebdavHandler::getEtagFromHeaders( const QString& headers )
+{
+ int start = headers.find( "etag:", 0, false );
+ if ( start < 0 ) return QString();
+ start += 6;
+ return headers.mid( start, headers.find( "\n", start ) - start );
+}
+
+//TODO: should not call libical functions directly -- better to make
+// a new libkcal abstraction method.
+QDateTime WebdavHandler::utcAsZone( const QDateTime& utc, const QString& timeZoneId )
+{
+ int daylight;
+ QDateTime epoch;
+ epoch.setTime_t( 0 );
+ time_t v = epoch.secsTo( utc );
+ struct icaltimetype tt =
+ icaltime_from_timet_with_zone( v, 0 /*is_date*/,
+ icaltimezone_get_builtin_timezone( "UTC" ) );
+ int offset = icaltimezone_get_utc_offset(
+ icaltimezone_get_builtin_timezone( timeZoneId.latin1() ),
+ &tt, &daylight );
+kdDebug() << "Calculated offset of: " << offset << " of timezone: " << timeZoneId << endl;
+ return utc.addSecs( offset );
+}
+
+//TODO: should not call libical functions directly -- better to make
+// a new libkcal abstraction method.
+QDateTime WebdavHandler::zoneAsUtc( const QDateTime& zone, const QString& timeZoneId )
+{
+ int daylight;
+ QDateTime epoch;
+ epoch.setTime_t( 0 );
+ time_t v = epoch.secsTo( zone );
+ struct icaltimetype tt = icaltime_from_timet( v, 0 ); // 0: is_date=false
+ int offset = icaltimezone_get_utc_offset(
+ icaltimezone_get_builtin_timezone( timeZoneId.latin1() ),
+ &tt, &daylight );
+ return zone.addSecs( - offset );
+}