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tdepim/libkpimexchange/core/exchangeupload.cpp

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/*
This file is part of libkpimexchange
Copyright (c) 2002 Jan-Pascal van Best <janpascal@vanbest.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 <tqstring.h>
#include <tqregexp.h>
#include <kurl.h>
#include <kdebug.h>
#include <krfcdate.h>
#include <kio/job.h>
#include <kio/slave.h>
#include <kio/scheduler.h>
#include <kio/slavebase.h>
#include <kio/davjob.h>
#include <kio/http.h>
extern "C" {
#include <libical/ical.h>
}
#include <libkcal/event.h>
#include <libkcal/icalformat.h>
#include <libkcal/icalformatimpl.h>
#include <libkcal/recurrence.h>
#include <libkcal/incidence.h>
#include <libkcal/event.h>
#include "exchangeclient.h"
#include "exchangeprogress.h"
#include "exchangeupload.h"
#include "exchangeaccount.h"
#include "utils.h"
using namespace KPIM;
ExchangeUpload::ExchangeUpload( KCal::Event *event, ExchangeAccount *account,
const TQString &timeZoneId, TQWidget *window )
: mTimeZoneId( timeZoneId ), mWindow( window )
{
kdDebug() << "Called ExchangeUpload" << endl;
mAccount = account;
m_currentUpload = event;
m_currentUploadNumber = 0;
// kdDebug() << "Trying to add appointment " << m_currentUpload->summary() << endl;
// TODO: For exisiting events the URL for the uid should already be known.
// Store it after downloading and keep the mapping
findUid( m_currentUpload->uid() );
}
ExchangeUpload::~ExchangeUpload()
{
kdDebug() << "Entering ExchangeUpload destructor" << endl;
kdDebug() << "Finished ExchangeUpload destructor" << endl;
}
void ExchangeUpload::findUid( TQString const &uid )
{
TQString query =
"SELECT \"DAV:href\", \"urn:schemas:calendar:uid\"\r\n"
"FROM Scope('shallow traversal of \"\"')\r\n"
"WHERE \"urn:schemas:calendar:uid\" = '" + uid + "'\r\n";
kdDebug() << "Find uid query: " << endl << query << endl;
kdDebug() << "Looking for uid " << uid << endl;
KIO::DavJob* job = KIO::davSearch( mAccount->calendarURL(), "DAV:", "sql",
query, false );
job->setWindow( mWindow );
connect( job, TQT_SIGNAL( result( KIO::Job * ) ),
TQT_SLOT( slotFindUidResult( KIO::Job * ) ) );
}
void ExchangeUpload::slotFindUidResult( KIO::Job * job )
{
kdDebug() << "slotFindUidResult()" << endl;
if ( job->error() ) {
kdDebug() << "Error: " << job->error() << endl;
job->showErrorDialog( 0 );
emit finished( this, ExchangeClient::CommunicationError,
"IO Error: " + TQString::number(job->error()) + ":" +
job->errorString() );
return;
}
TQDomDocument &response = static_cast<KIO::DavJob *>( job )->response();
kdDebug() << "Search uid result: " << endl << response.toString() << endl;
TQDomElement item = response.documentElement().firstChild().toElement();
TQDomElement hrefElement = item.namedItem( "href" ).toElement();
if ( item.isNull() || hrefElement.isNull() ) {
// No appointment with this UID in exchange database
// Create a new filename for this appointment and store it there
tryExist();
return;
}
// The appointment is already in the exchange database
// Overwrite it with the new data
TQString href = hrefElement.text();
KURL url( href );
kdDebug() << "Found URL with identical uid: " << url.prettyURL()
<< ", overwriting that one" << endl;
startUpload( toDAV( url ) );
}
void ExchangeUpload::tryExist()
{
// FIXME: we should first check if current's uid is already in the Exchange database
// Maybe use locking?
KURL url = mAccount->calendarURL();
if ( m_currentUploadNumber == 0 )
url.addPath( m_currentUpload->summary() + ".EML" );
else
url.addPath( m_currentUpload->summary() + "-" + TQString::number( m_currentUploadNumber ) + ".EML" );
kdDebug() << "Trying to see whether " << url.prettyURL() << " exists" << endl;
TQDomDocument doc;
TQDomElement root = addElement( doc, doc, "DAV:", "proptqfind" );
TQDomElement prop = addElement( doc, root, "DAV:", "prop" );
addElement( doc, prop, "DAV:", "displayname" );
addElement( doc, prop, "urn:schemas:calendar", "uid" );
KIO::DavJob *job = KIO::davPropFind( url, doc, "0", false );
job->setWindow( mWindow );
job->addMetaData( "errorPage", "false" );
connect( job, TQT_SIGNAL( result( KIO::Job * ) ),
TQT_SLOT( slotPropFindResult( KIO::Job * ) ) );
}
void ExchangeUpload::slotPropFindResult( KIO::Job *job )
{
kdDebug() << "slotPropFindResult()" << endl;
int error = job->error();
kdDebug() << "PROPFIND error: " << error << ":" << job->errorString() << endl;
if ( error && error != KIO::ERR_DOES_NOT_EXIST ) {
job->showErrorDialog( 0 );
emit finished( this, ExchangeClient::CommunicationError,
"IO Error: " + TQString::number(error) + ":" +
job->errorString() );
return;
}
if ( !error ) {
// File exist, try another one
m_currentUploadNumber++;
tryExist();
return;
}
// We got a 404 error, resource doesn't exist yet, create it
// FIXME: race condition possible if resource is created under
// our nose.
KURL url = mAccount->calendarURL();
if ( m_currentUploadNumber == 0 )
url.addPath( m_currentUpload->summary() + ".EML" );
else
url.addPath( m_currentUpload->summary() + "-" +
TQString::number( m_currentUploadNumber ) + ".EML" );
startUpload( url );
}
TQString timezoneid( int offset )
{
switch ( offset ) {
case 0: return "0";
case -60: return "3";
case -120: return "5";
case -180: return "51";
case -210: return "25";
case -240: return "24"; // Abu Dhabi
case -270: return "48"; // Kabul
case -300: return "47"; // Islamabad
case -330: return "23"; // Bombay
case -360: return "46"; // Dhaka
case -420: return "22"; // Bangkok
case -480: return "45"; // Beijing
case -540: return "20"; // Tokyo
case -570: return "44"; // Darwin
case -600: return "18"; // Brisbane
case -660: return "41"; // Solomon Islands
case -720: return "17"; // Auckland
case 60: return "29"; // Azores
case 120: return "30"; // Mid Atlantic
case 180: return "8"; // Brasilia
case 210: return "28"; // Newfoundland
case 240: return "9"; // Atlantic time Canada
case 300: return "10"; // Eastern
case 360: return "11"; // Central time
case 420: return "12"; // Mountain time
case 480: return "13"; // Pacific time
case 540: return "14"; // Alaska time
case 600: return "15"; // Hawaii
case 660: return "16"; // Midway Island
case 720: return "39"; // Eniwetok
default: return "52"; // Invalid time zone
}
}
void ExchangeUpload::startUpload( const KURL &url )
{
KCal::Event *event = static_cast<KCal::Event *>( m_currentUpload );
if ( ! event ) {
kdDebug() << "ERROR: trying to upload a non-Event Incidence" << endl;
emit finished( this, ExchangeClient::NonEventError, "The incidence that is to be uploaded to the exchange server is not of type KCal::Event" );
return;
}
TQDomDocument doc;
TQDomElement root = addElement( doc, doc, "DAV:", "propertyupdate" );
TQDomElement set = addElement( doc, root, "DAV:", "set" );
TQDomElement prop = addElement( doc, set, "DAV:", "prop" );
addElement( doc, prop, "DAV:", "contentclass", "urn:content-classes:appointment" );
// addElement( doc, prop, "http://schemas.microsoft.com/exchange/", "outlookmessageclass", "IPM.appointment" );
addElement( doc, prop, "http://schemas.microsoft.com/exchange/",
"outlookmessageclass", "IPM.Appointment" );
// addElement( doc, prop, "urn:schemas:calendar:", "method", "Add" );
addElement( doc, prop, "urn:schemas:calendar:", "alldayevent",
event->doesFloat() ? "1" : "0" );
addElement( doc, prop, "urn:schemas:calendar:", "busystatus",
event->transparency() ? "Free" : "Busy" );
// KLUDGE: somehow we need to take the opposite of the
// value that localUTCOffset() supplies...
// FIXME: What do we need that offset for anyway???
int tzOffset = - KRFCDate::localUTCOffset();
TQString offsetString;
if ( tzOffset == 0 )
offsetString = "Z";
else if ( tzOffset > 0 )
offsetString = TQString( "+%1:%2" ).arg(tzOffset/60, 2).arg( tzOffset%60, 2 );
else
offsetString = TQString( "-%1:%2" ).arg((-tzOffset)/60, 2).arg( (-tzOffset)%60, 2 );
offsetString = offsetString.tqreplace( TQRegExp(" "), "0" );
kdDebug() << "Timezone offset: " << tzOffset << " : " << offsetString << endl;
kdDebug() << "ExchangeUpload::mTimeZoneId=" << mTimeZoneId << endl;
addElement( doc, prop, "urn:schemas:calendar:", "dtstart",
zoneAsUtc( event->dtStart(), mTimeZoneId ).toString( TQt::ISODate ) + "Z" );
// event->dtStart().toString( "yyyy-MM-ddThh:mm:ss.zzzZ" ) );
// 2002-06-04T08:00:00.000Z" );
addElement( doc, prop, "urn:schemas:calendar:", "dtend",
zoneAsUtc( event->dtEnd(), mTimeZoneId ).toString( TQt::ISODate ) + "Z" );
#if 0
addElement( doc, prop, "urn:schemas:calendar:", "dtstart",
event->dtStart().toString( "yyyy-MM-ddThh:mm:ss.zzz" )+ offsetString );
// event->dtStart().toString( "yyyy-MM-ddThh:mm:ss.zzzZ" ) );
// 2002-06-04T08:00:00.000Z" );
addElement( doc, prop, "urn:schemas:calendar:", "dtend",
event->dtEnd().toString( "yyyy-MM-ddThh:mm:ss.zzz" ) + offsetString );
#endif
addElement( doc, prop, "urn:schemas:calendar:", "lastmodified", zoneAsUtc( event->lastModified(), mTimeZoneId ).toString( TQt::ISODate )+"Z" );
// addElement( doc, prop, "urn:schemas:calendar:", "meetingstatus", "confirmed" );
addElement( doc, prop, "urn:schemas:httpmail:", "textdescription", event->description() );
addElement( doc, prop, "urn:schemas:httpmail:", "subject", event->summary() );
addElement( doc, prop, "urn:schemas:calendar:", "location", event->location() );
// addElement( doc, prop, "urn:schemas:mailheader:", "subject", event->summary() );
addElement( doc, prop, "urn:schemas:calendar:", "uid", event->uid() );
// addElement( doc, prop, "urn:schemas:calendar:", "organizer", event->organizer() );
KCal::Recurrence *recurrence = event->recurrence();
kdDebug() << "Recurrence->doesRecur(): " << recurrence->doesRecur() << endl;
if ( recurrence->recurrenceType() != KCal::Recurrence::rNone ) {
addElement( doc, prop, "urn:schemas:calendar:", "instancetype", "1" );
KCal::ICalFormat *format = new KCal::ICalFormat();
TQString recurstr = format->toString( recurrence->defaultRRule() );
// Strip leading "RRULE\n :" and whitespace
recurstr = recurstr.tqreplace( TQRegExp("^[A-Z]*[\\s]*:"), "").stripWhiteSpace();
kdDebug() << "Recurrence rule after tqreplace: \"" << recurstr << "\"" << endl;
delete format;
TQDomElement rrule = addElement( doc, prop, "urn:schemas:calendar:", "rrule" );
addElement( doc, rrule, "xml:", "v", recurstr );
addElement( doc, prop, "urn:schemas:calendar:", "timezoneid", timezoneid( tzOffset ) );
} else {
addElement( doc, prop, "urn:schemas:calendar:", "instancetype", "0" );
}
KCal::DateList exdates = recurrence->exDates();
if ( !exdates.isEmpty() ) {
TQDomElement exdate = addElement( doc, prop, "urn:schemas:calendar:", "exdate" );
KCal::DateList::iterator it;
for ( it = exdates.begin(); it != exdates.end(); ++it ) {
TQString date = (*it).toString( "yyyy-MM-ddT00:00:00.000" )+ offsetString;
// TQString date = zoneAsUtc( (*it), mTimeZoneId ).toString( TQt::ISODate );
addElement( doc, exdate, "xml:", "v", date );
}
}
KCal::Alarm::List alarms = event->alarms();
if ( alarms.count() > 0 ) {
KCal::Alarm* alarm = alarms.first();
// TODO: handle multiple alarms
// TODO: handle end offsets and general alarm times
// TODO: handle alarm types
if ( alarm->hasStartOffset() ) {
int offset = - alarm->startOffset().asSeconds();
addElement( doc, prop, "urn:schemas:calendar:", "reminderoffset", TQString::number( offset ) );
}
}
kdDebug() << "Uploading event: " << endl;
kdDebug() << doc.toString() << endl;
kdDebug() << "Upload url: " << url << endl;
KIO::DavJob *job = KIO::davPropPatch( url, doc, false );
job->setWindow( mWindow );
connect( job, TQT_SIGNAL( result( KIO::Job * ) ),
TQT_SLOT( slotPatchResult( KIO::Job * ) ) );
}
void ExchangeUpload::slotPatchResult( KIO::Job *job )
{
kdDebug() << "slotPropPatchResult()" << endl;
if ( job->error() ) {
job->showErrorDialog( 0 );
kdDebug() << "Error: " << job->error() << endl;
emit finished( this, ExchangeClient::CommunicationError,
"IO Error: " + TQString::number(job->error()) + ":" +
job->errorString() );
return;
}
TQDomDocument response = static_cast<KIO::DavJob *>( job )->response();
kdDebug() << "Patch result: " << response.toString() << endl;
// Either we have a "201 Created" (if a new event has been created) or
// we have a "200 OK" (if an existing event has been altered),
// or else an error has occurred ;)
TQDomElement status = response.documentElement().namedItem( "response" )
.namedItem( "status" ).toElement();
TQDomElement propstat = response.documentElement().namedItem( "response" )
.namedItem( "propstat" ).namedItem( "status" )
.toElement();
kdDebug() << "status: " << status.text() << endl;
kdDebug() << "propstat: " << propstat.text() << endl;
if ( ! ( status.text().tqcontains( "201" ) ||
propstat.text().tqcontains( "200" ) ) )
emit finished( this, ExchangeClient::EventWriteError,
"Upload error response: \n" + response.toString() );
else
emit finished( this, ExchangeClient::ResultOK, TQString() );
}
#include "exchangeupload.moc"
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