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tdepim/libkpimexchange/core/exchangedownload.cpp

644 lines
23 KiB

/*
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 <tqfile.h>
#include <tqtextstream.h>
#include <tqdatastream.h>
#include <tqcstring.h>
#include <tqregexp.h>
#include <kapplication.h>
#include <kconfig.h>
#include <kstandarddirs.h>
#include <kmessagebox.h>
#include <klocale.h>
#include <kaction.h>
#include <kurl.h>
#include <kdebug.h>
#include <krfcdate.h>
#include <kio/slave.h>
#include <kio/scheduler.h>
#include <kio/slavebase.h>
#include <kio/davjob.h>
#include <kio/http.h>
#include <kio/job.h>
#include <libkcal/incidence.h>
#include <libkcal/event.h>
#include <libkcal/recurrence.h>
#include <libkcal/icalformat.h>
#include <libkcal/icalformatimpl.h>
#include <libkcal/calendarlocal.h>
extern "C" {
#include <libical/ical.h>
}
#include "exchangeclient.h"
#include "exchangeaccount.h"
#include "exchangeprogress.h"
#include "utils.h"
#include "exchangedownload.h"
using namespace KPIM;
ExchangeDownload::ExchangeDownload( ExchangeAccount *account, TQWidget *window )
: mWindow( window )
{
kdDebug() << "ExchangeDownload()" << endl;
mAccount = account;
mDownloadsBusy = 0;
mProgress = 0;
mCalendar = 0;
mFormat = new KCal::ICalFormat();
}
ExchangeDownload::~ExchangeDownload()
{
kdDebug() << "ExchangeDownload destructor" << endl;
delete mFormat;
if ( mEvents ) delete mEvents;
}
void ExchangeDownload::download( KCal::Calendar *calendar, const TQDate &start,
const TQDate &end, bool showProgress )
{
mCalendar = calendar;
mEvents = 0;
if( showProgress ) {
#if 0
//kdDebug() << "Creating progress dialog" << endl;
mProgress = new ExchangeProgress();
mProgress->show();
connect( this, TQT_SIGNAL( startDownload() ), mProgress,
TQT_SLOT( slotTransferStarted() ) );
connect( this, TQT_SIGNAL(finishDownload() ), mProgress,
TQT_SLOT( slotTransferFinished() ) );
#endif
}
TQString sql = dateSelectQuery( start, end.addDays( 1 ) );
kdDebug() << "Exchange download query: " << endl << sql << endl;
increaseDownloads();
kdDebug() << "ExchangeDownload::download() davSearch URL: "
<< mAccount->calendarURL() << endl;
KIO::DavJob *job = KIO::davSearch( mAccount->calendarURL(), "DAV:", "sql",
sql, false );
KIO::Scheduler::scheduleJob( job );
job->setWindow( mWindow );
connect( job, TQT_SIGNAL( result( KIO::Job * ) ),
TQT_SLOT( slotSearchResult( KIO::Job *) ) );
}
void ExchangeDownload::download( const TQDate& start, const TQDate& end, bool showProgress )
{
mCalendar = 0;
mEvents = new TQPtrList<KCal::Event>;
if( showProgress ) {
//kdDebug() << "Creating progress dialog" << endl;
mProgress = new ExchangeProgress();
mProgress->show();
connect( this, TQT_SIGNAL(startDownload()), mProgress, TQT_SLOT(slotTransferStarted()) );
connect( this, TQT_SIGNAL(finishDownload()), mProgress, TQT_SLOT(slotTransferFinished()) );
}
TQString sql = dateSelectQuery( start, end.addDays( 1 ) );
increaseDownloads();
KIO::DavJob *job = KIO::davSearch( mAccount->calendarURL(), "DAV:", "sql", sql, false );
KIO::Scheduler::scheduleJob(job);
job->setWindow( mWindow );
connect( job, TQT_SIGNAL( result( KIO::Job * ) ),
TQT_SLOT( slotSearchResult( KIO::Job * ) ) );
}
// Original query TODO: make query configurable
TQString ExchangeDownload::dateSelectQuery( const TQDate& start, const TQDate& end )
{
TQString startString;
startString.sprintf("%04i/%02i/%02i",start.year(),start.month(),start.day());
TQString endString;
endString.sprintf("%04i/%02i/%02i",end.year(),end.month(),end.day());
TQString sql =
"SELECT \"DAV:href\", \"urn:schemas:calendar:instancetype\", \"urn:schemas:calendar:uid\"\r\n"
"FROM Scope('shallow traversal of \"\"')\r\n"
"WHERE \"urn:schemas:calendar:dtend\" > '" + startString + "'\r\n"
"AND \"urn:schemas:calendar:dtstart\" < '" + endString + "'";
return sql;
}
#if 0
// That's the "new" code that breaks with Exchange. It was meant for Opengroupware, but that got its own resource anyway
TQString ExchangeDownload::dateSelectQuery( const TQDate& start, const TQDate& end )
{
TQString startString;
startString.sprintf( "%04i-%02i-%02iT00:00:00Z", start.year(),
start.month(), start.day() );
TQString endString;
endString.sprintf( "%04i-%02i-%02iT23:59:59Z", end.year(), end.month(),
end.day() );
TQString sql =
"SELECT \"DAV:href\", \"urn:schemas:calendar:instancetype\", "
"\"urn:schemas:calendar:uid\"\r\n"
"FROM Scope('shallow traversal of \"\"')\r\n"
"WHERE \"urn:schemas:calendar:dtend\" > '" + startString + "'\r\n"
"AND \"urn:schemas:calendar:dtstart\" < '" + endString + "'";
return sql;
}
#endif
void ExchangeDownload::slotSearchResult( KIO::Job *job )
{
if ( job->error() ) {
kdError() << "ExchangeDownload::slotSearchResult() error: "
<< job->error() << endl;
TQString text = i18n("ExchangeDownload\nError accessing '%1': %2")
.tqarg( mAccount->calendarURL().prettyURL() )
.tqarg( job->errorString() );
KMessageBox::error( 0, text );
finishUp( ExchangeClient::CommunicationError, job );
return;
}
TQDomDocument &response = static_cast<KIO::DavJob *>( job )->response();
kdDebug() << "Search result: " << endl << response.toString() << endl;
handleAppointments( response, true );
decreaseDownloads();
}
void ExchangeDownload::slotMasterResult( KIO::Job *job )
{
if ( job->error() ) {
kdError() << "Error result for Master search: " << job->error() << endl;
job->showErrorDialog( 0 );
finishUp( ExchangeClient::CommunicationError, job );
return;
}
TQDomDocument &response = static_cast<KIO::DavJob *>( job )->response();
kdDebug() << "Search (master) result: " << endl << response.toString() << endl;
handleAppointments( response, false );
decreaseDownloads();
}
void ExchangeDownload::handleAppointments( const TQDomDocument &response,
bool recurrence )
{
kdDebug() << "Entering handleAppointments" << endl;
int successCount = 0;
if ( response.documentElement().firstChild().toElement().isNull() ) {
// Got an empty response, but no error. This would mean there are
// no appointments in this time period.
return;
}
for( TQDomElement item = response.documentElement().firstChild().toElement();
!item.isNull();
item = item.nextSibling().toElement() ) {
//kdDebug() << "Current item:" << item.tagName() << endl;
TQDomNodeList propstats = item.elementsByTagNameNS( "DAV:", "propstat" );
// kdDebug() << "Item has " << propstats.count() << " propstat tqchildren" << endl;
for( uint i=0; i < propstats.count(); i++ ) {
TQDomElement propstat = propstats.item(i).toElement();
TQDomElement prop = propstat.namedItem( "prop" ).toElement();
if ( prop.isNull() ) {
kdError() << "Error: no <prop> in response" << endl;
continue;
}
TQDomElement instancetypeElement = prop.namedItem( "instancetype" ).toElement();
if ( instancetypeElement.isNull() ) {
kdError() << "Error: no instance type in Exchange server reply" << endl;
continue;
}
int instanceType = instancetypeElement.text().toInt();
//kdDebug() << "Instance type: " << instanceType << endl;
if ( recurrence && instanceType > 0 ) {
TQDomElement uidElement = prop.namedItem( "uid" ).toElement();
if ( uidElement.isNull() ) {
kdError() << "Error: no uid in Exchange server reply" << endl;
continue;
}
TQString uid = uidElement.text();
if ( ! m_uids.contains( uid ) ) {
m_uids[uid] = 1;
handleRecurrence(uid);
successCount++;
}
continue;
}
TQDomElement hrefElement = prop.namedItem( "href" ).toElement();
if ( hrefElement.isNull() ) {
kdError() << "Error: no href in Exchange server reply" << endl;
continue;
}
TQString href = hrefElement.text();
KURL url(href);
kdDebug() << "Getting appointment from url: " << url.prettyURL() << endl;
readAppointment( toDAV( url ) );
successCount++;
}
}
if ( !successCount ) {
finishUp( ExchangeClient::ServerResponseError,
"WebDAV SEARCH response:\n" + response.toString() );
}
}
void ExchangeDownload::handleRecurrence( TQString uid )
{
// kdDebug() << "Handling recurrence info for uid=" << uid << endl;
TQString query =
"SELECT \"DAV:href\", \"urn:schemas:calendar:instancetype\"\r\n"
"FROM Scope('shallow traversal of \"\"')\r\n"
"WHERE \"urn:schemas:calendar:uid\" = '" + uid + "'\r\n"
" AND (\"urn:schemas:calendar:instancetype\" = 1)\r\n";
// " OR \"urn:schemas:calendar:instancetype\" = 3)\r\n" // FIXME: exception are not handled
// kdDebug() << "Exchange master query: " << endl << query << endl;
increaseDownloads();
KIO::DavJob* job = KIO::davSearch( mAccount->calendarURL(), "DAV:", "sql",
query, false );
KIO::Scheduler::scheduleJob( job );
job->setWindow( mWindow );
connect( job, TQT_SIGNAL( result( KIO::Job * ) ),
TQT_SLOT( slotMasterResult( KIO::Job * ) ) );
}
void ExchangeDownload::readAppointment( const KURL& url )
{
TQDomDocument doc;
TQDomElement root = addElement( doc, doc, "DAV:", "propfind" );
TQDomElement prop = addElement( doc, root, "DAV:", "prop" );
addElement( doc, prop, "urn:schemas:calendar:", "uid" );
addElement( doc, prop, "urn:schemas:calendar:", "timezoneid" );
addElement( doc, prop, "urn:schemas:calendar:", "timezone" );
addElement( doc, prop, "urn:schemas:calendar:", "lastmodified" );
addElement( doc, prop, "urn:schemas:calendar:", "organizer" );
addElement( doc, prop, "urn:schemas:calendar:", "contact" );
addElement( doc, prop, "urn:schemas:httpmail:", "to" );
addElement( doc, prop, "urn:schemas:calendar:", "attendeestatus" );
addElement( doc, prop, "urn:schemas:calendar:", "attendeerole" );
addElement( doc, prop, "DAV:", "isreadonly" );
addElement( doc, prop, "urn:schemas:calendar:", "instancetype" );
addElement( doc, prop, "urn:schemas:calendar:", "created" );
addElement( doc, prop, "urn:schemas:calendar:", "dtstart" );
addElement( doc, prop, "urn:schemas:calendar:", "dtend" );
addElement( doc, prop, "urn:schemas:calendar:", "alldayevent" );
addElement( doc, prop, "urn:schemas:calendar:", "transparent" );
addElement( doc, prop, "urn:schemas:httpmail:", "textdescription" );
addElement( doc, prop, "urn:schemas:httpmail:", "subject" );
addElement( doc, prop, "urn:schemas:calendar:", "location" );
addElement( doc, prop, "urn:schemas:calendar:", "rrule" );
addElement( doc, prop, "urn:schemas:calendar:", "exdate" );
addElement( doc, prop, "urn:schemas:mailheader:", "sensitivity" );
addElement( doc, prop, "urn:schemas:calendar:", "reminderoffset" );
addElement( doc, prop, "urn:schemas-microsoft-com:office:office",
"Keywords" );
// addElement( doc, prop, "", "" );
// addElement( doc, prop, "DAV:", "" );
// addElement( doc, prop, "urn:schemas:calendar:", "" );
// addElement( doc, prop, "urn:content-classes:appointment", "" );
// addElement( doc, prop, "urn:schemas:httpmail:", "" );
increaseDownloads();
KIO::DavJob* job = KIO::davPropFind( url, doc, "0", false );
KIO::Scheduler::scheduleJob( job );
job->setWindow( mWindow );
job->addMetaData( "errorPage", "false" );
connect( job, TQT_SIGNAL( result( KIO::Job * ) ),
TQT_SLOT( slotPropFindResult( KIO::Job * ) ) );
}
void ExchangeDownload::slotPropFindResult( KIO::Job *job )
{
kdDebug() << "slotPropFindResult" << endl;
int error = job->error();
if ( error ) {
job->showErrorDialog( 0 );
finishUp( ExchangeClient::CommunicationError, job );
return;
}
TQDomDocument response = static_cast<KIO::DavJob *>( job )->response();
kdDebug() << "Response: " << endl;
kdDebug() << response.toString() << endl;
TQDomElement prop = response.documentElement().namedItem( "response" )
.namedItem( "propstat" ).namedItem( "prop" ).toElement();
KCal::Event* event = new KCal::Event();
TQDomElement uidElement = prop.namedItem( "uid" ).toElement();
if ( uidElement.isNull() ) {
kdError() << "Error: no uid in Exchange server reply" << endl;
finishUp( ExchangeClient::IllegalAppointmentError,
"WebDAV server response:\n" + response.toString() );
return;
}
event->setUid( uidElement.text() );
// kdDebug() << "Got UID: " << uidElement.text() << endl;
TQString timezoneid = prop.namedItem( "timezoneid" ).toElement().text();
// kdDebug() << "DEBUG: timezoneid = " << timezoneid << endl;
TQString timezone = prop.namedItem( "timezone" ).toElement().text();
// kdDebug() << "DEBUG: timezone = " << timezone << endl;
// mFormat is used for parsing recurrence rules.
TQString localTimeZoneId;
if ( mCalendar ) {
mFormat->setTimeZone( mCalendar->timeZoneId(), !mCalendar->isLocalTime() );
localTimeZoneId = mCalendar->timeZoneId();
} else {
localTimeZoneId = "UTC";
// If no mCalendar, stay in UTC
}
TQString lastModified = prop.namedItem( "lastmodified" ).toElement().text();
if ( !lastModified.isEmpty() ) {
TQDateTime dt = utcAsZone( TQDateTime::fromString( lastModified, Qt::ISODate ), localTimeZoneId );
event->setLastModified( dt );
kdDebug() << "Got lastModified:" << lastModified << ", " << dt.toString() << endl;
}
TQString organizer = prop.namedItem( "organizer" ).toElement().text();
// TODO: Does outlook have a common name? Or does the organizer already contain both?
event->setOrganizer( organizer );
// kdDebug() << "Got organizer: " << organizer << endl;
// Trying to find attendees, not working yet
TQString contact = prop.namedItem( "contact" ).toElement().text();
// event->setOrganizer( organizer );
// kdDebug() << "DEBUG: Got contact: " << contact << endl;
// This looks promising for finding attendees
// FIXME: get this to work
TQString to = prop.namedItem( "to" ).toElement().text();
// kdDebug() << "DEBUG: Got to: " << to << endl;
TQStringList attn = TQStringList::split( ",", to ); // This doesn't work: there can be commas between ""
TQStringList::iterator it;
for ( it = attn.begin(); it != attn.end(); ++it ) {
// kdDebug() << " attendee: " << (*it) << endl;
TQString name = "";
// KCal::Attendee* a = new KCal::Attendee( name, email );
// event->addAttendee( a );
}
TQString readonly = prop.namedItem( "isreadonly" ).toElement().text();
event->setReadOnly( readonly == "1" );
kdDebug() << "Got readonly: " << readonly << ":" << (readonly != "0") << endl;
TQString created = prop.namedItem( "created" ).toElement().text();
if ( !created.isEmpty() ) {
TQDateTime dt = utcAsZone( TQDateTime::fromString( created, Qt::ISODate ),
localTimeZoneId );
event->setCreated( dt );
kdDebug() << "got created: " << dt.toString() << endl;
}
TQString dtstart = prop.namedItem( "dtstart" ).toElement().text();
if ( !dtstart.isEmpty() ) {
TQDateTime dt = utcAsZone( TQDateTime::fromString( dtstart, Qt::ISODate ),
localTimeZoneId );
event->setDtStart( dt );
kdDebug() << "got dtstart: " << dtstart << " becomes in timezone " << dt.toString() << endl;
}
TQString alldayevent = prop.namedItem( "alldayevent" ).toElement().text();
bool floats = alldayevent.toInt() != 0;
event->setFloats( floats );
kdDebug() << "Got alldayevent: \"" << alldayevent << "\":" << floats << endl;
TQString dtend = prop.namedItem( "dtend" ).toElement().text();
if ( !dtend.isEmpty() ) {
TQDateTime dt = utcAsZone( TQDateTime::fromString( dtend, Qt::ISODate ),
localTimeZoneId );
// Outlook thinks differently about floating event timing than libkcal
if ( floats ) dt = dt.addDays( -1 );
event->setDtEnd( dt );
kdDebug() << "got dtend: " << dtend << " becomes in timezone " << dt.toString() << endl;
}
TQString transparent = prop.namedItem( "transparent" ).toElement().text();
event->setTransparency( transparent.toInt() > 0 ? KCal::Event::Transparent
: KCal::Event::Opaque );
// kdDebug() << "Got transparent: " << transparent << endl;
TQString description = prop.namedItem( "textdescription" ).toElement().text();
event->setDescription( description );
kdDebug() << "Got description: " << description << endl;
TQString subject = prop.namedItem( "subject" ).toElement().text();
event->setSummary( subject );
kdDebug() << "Got summary: " << subject << endl;
TQString location = prop.namedItem( "location" ).toElement().text();
event->setLocation( location );
// kdDebug() << "Got location: " << location << endl;
TQString rrule = prop.namedItem( "rrule" ).toElement().text();
kdDebug() << "Got rrule: " << rrule << endl;
if ( !rrule.isEmpty() ) {
// Timezone should be handled automatically
// because we used mFormat->setTimeZone() earlier
KCal::RecurrenceRule *rr = event->recurrence()->defaultRRule( true );
if ( !rr || !mFormat->fromString( rr, rrule ) ) {
kdError() << "ERROR parsing rrule " << rrule << endl;
}
}
TQDomElement keywords = prop.namedItem( "Keywords" ).toElement();
TQStringList categories;
TQDomNodeList list = keywords.elementsByTagNameNS( "xml:", "v" );
for( uint i=0; i < list.count(); i++ ) {
TQDomElement item = list.item(i).toElement();
categories.append( item.text() );
}
event->setCategories( categories );
// kdDebug() << "Got categories: " << categories.join( ", " ) << endl;
TQDomElement exdate = prop.namedItem( "exdate" ).toElement();
KCal::DateList exdates;
list = exdate.elementsByTagNameNS( "xml:", "v" );
for( uint i=0; i < list.count(); i++ ) {
TQDomElement item = list.item(i).toElement();
TQDate date = utcAsZone( TQDateTime::fromString( item.text(), Qt::ISODate ), localTimeZoneId ).date();
exdates.append( date );
// kdDebug() << "Got exdate: " << date.toString() << endl;
}
event->recurrence()->setExDates( exdates );
// Exchange sentitivity values:
// 0 None
// 1 Personal
// 2 Private
// 3 Company Confidential
TQString sensitivity = prop.namedItem( "sensitivity" ).toElement().text();
if ( ! sensitivity.isNull() )
switch( sensitivity.toInt() ) {
case 0: event->setSecrecy( KCal::Incidence::SecrecyPublic ); break;
case 1: event->setSecrecy( KCal::Incidence::SecrecyPrivate ); break;
case 2: event->setSecrecy( KCal::Incidence::SecrecyPrivate ); break;
case 3: event->setSecrecy( KCal::Incidence::SecrecyConfidential ); break;
default: kdWarning() << "Unknown sensitivity: " << sensitivity << endl;
}
// kdDebug() << "Got sensitivity: " << sensitivity << endl;
TQString reminder = prop.namedItem( "reminderoffset" ).toElement().text();
// kdDebug() << "Reminder offset: " << reminder << endl;
if ( !reminder.isEmpty() ) {
// Duration before event in seconds
KCal::Duration offset( - reminder.toInt() );
KCal::Alarm *alarm = event->newAlarm();
alarm->setStartOffset( offset );
alarm->setDisplayAlarm("");
alarm->setEnabled( true );
// TODO: multiple alarms; alarm->setType( KCal::Alarm::xxxx );
}
/** Create a new alarm which is associated with this incidence */
//Alarm* newAlarm();
/** Add an alarm which is associated with this incidence */
//void addAlarm(Alarm*);
/** point at some other event to which the event relates */
//void setRelatedTo(Incidence *relatedTo);
/** Add an event which is related to this event */
//void addRelation(Incidence *);
/** set the list of attachments/associated files for this event */
//void setAttachments(const TQStringList &attachments);
/** set resources used, such as Office, Car, etc. */
//void setResources(const TQStringList &resources);
/** set the event's priority, 0 is undefined, 1 highest (decreasing order) */
//void setPriority(int priority);
/**
Add Attendee to this incidence. IncidenceBase takes ownership of the
Attendee object.
*/
//void addAttendee(Attendee *a, bool doupdate=true );
// THE FOLLOWING EVENT PROPERTIES ARE NOT READ
// Revision ID in webdav is a String, not an int
/** set the number of revisions this event has seen */
//void setRevision(int rev);
// Problem: When you sync Outlook to a Palm, the conduit splits up
// multi-day events into single-day events WITH ALL THE SAME UID
// Grrrrrrr.
if ( mCalendar ) {
KCal::Event *oldEvent = mCalendar->event( event->uid() );
if ( oldEvent ) {
kdWarning() << "Already got his event, replace it..." << endl;
mCalendar->deleteEvent( oldEvent );
}
kdDebug() << "ADD EVENT" << endl;
mCalendar->addEvent( event );
} else {
kdDebug() << "EMIT gotEvent" << endl;
emit gotEvent( event, static_cast<KIO::DavJob *>( job )->url() );
// mEvents->append( event );
}
decreaseDownloads();
}
void ExchangeDownload::increaseDownloads()
{
mDownloadsBusy++;
emit startDownload();
}
void ExchangeDownload::decreaseDownloads()
{
mDownloadsBusy--;
// kdDebug() << "Download finished, waiting for " << mDownloadsBusy << " more" << endl;
emit finishDownload();
if ( mDownloadsBusy == 0 ) {
kdDebug() << "All downloads finished" << endl;
finishUp( ExchangeClient::ResultOK );
}
}
void ExchangeDownload::finishUp( int result, const TQString &moreInfo )
{
kdDebug() << "ExchangeDownload::finishUp() " << result << " "
<< moreInfo << endl;
if ( mCalendar ) mCalendar->setModified( true );
// Disconnect from progress bar
if ( mProgress ) {
disconnect( this, 0, mProgress, 0 );
disconnect( mProgress, 0, this, 0 );
mProgress->delayedDestruct();
}
// if ( mEvents ) {
// emit finished( this, result, moreInfo, *mEvents );
// } else {
emit finished( this, result, moreInfo );
// }
}
void ExchangeDownload::finishUp( int result, KIO::Job *job )
{
finishUp( result, TQString("WebDAV job error code = ") +
TQString::number( job->error() ) + ";\n" + "\"" +
job->errorString() + "\"" );
}
#include "exchangedownload.moc"