diff --git a/kcal/incidenceformatter.cpp b/kcal/incidenceformatter.cpp
index 1ca710664..c519a9473 100644
--- a/kcal/incidenceformatter.cpp
+++ b/kcal/incidenceformatter.cpp
@@ -1,1944 +1,1944 @@
 /*
   This file is part of the kcal library.
 
   Copyright (c) 2001 Cornelius Schumacher <schumacher@kde.org>
   Copyright (c) 2004 Reinhold Kainhofer <reinhold@kainhofer.com>
   Copyright (c) 2005 Rafal Rzepecki <divide@users.sourceforge.net>
 
   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 "incidenceformatter.h"
 #include "attachment.h"
 #include "event.h"
 #include "todo.h"
 #include "journal.h"
 #include "calendar.h"
 #include "calendarlocal.h"
 #include "icalformat.h"
 #include "freebusy.h"
 #include "calendarresources.h"
 
 #include "kpimutils/email.h"
 #include "kabc/phonenumber.h"
 #include "kabc/vcardconverter.h"
 #include "kabc/stdaddressbook.h"
 
 #include <kdatetime.h>
 #include <kglobal.h>
 #include <kiconloader.h>
 #include <klocale.h>
 
 #include <QtCore/QBuffer>
 #include <QtCore/QList>
 #include <QtGui/QTextDocument>
 #include <QtGui/QApplication>
 
 #include <time.h>
 
 using namespace KCal;
 
 /*******************************************************************
  *  Helper functions for the extensive display (event viewer)
  *******************************************************************/
 
 static QString eventViewerAddLink( const QString &ref, const QString &text,
                                    bool newline = true )
 {
   QString tmpStr( "<a href=\"" + ref + "\">" + text + "</a>" );
   if ( newline ) {
     tmpStr += '\n';
   }
   return tmpStr;
 }
 
 static QString eventViewerAddTag( const QString &tag, const QString &text )
 {
   int numLineBreaks = text.count( "\n" );
   QString str = '<' + tag + '>';
   QString tmpText = text;
   QString tmpStr = str;
   if( numLineBreaks >= 0 ) {
     if ( numLineBreaks > 0 ) {
       int pos = 0;
       QString tmp;
       for ( int i = 0; i <= numLineBreaks; i++ ) {
         pos = tmpText.indexOf( "\n" );
         tmp = tmpText.left( pos );
         tmpText = tmpText.right( tmpText.length() - pos - 1 );
         tmpStr += tmp + "<br>";
       }
     } else {
       tmpStr += tmpText;
     }
   }
   tmpStr += "</" + tag + '>';
   return tmpStr;
 }
 
 static QString eventViewerFormatCategories( Incidence *event )
 {
   QString tmpStr;
   if ( !event->categoriesStr().isEmpty() ) {
     if ( event->categories().count() == 1 ) {
       tmpStr = eventViewerAddTag( "h3", i18n( "Category" ) );
     } else {
       tmpStr = eventViewerAddTag( "h3", i18n( "Categories" ) );
     }
     tmpStr += eventViewerAddTag( "p", event->categoriesStr() );
   }
   return tmpStr;
 }
 
 static QString linkPerson( const QString &email, QString name, QString uid,
                            const QString &iconPath )
 {
   // Make the search, if there is an email address to search on,
   // and either name or uid is missing
   if ( !email.isEmpty() && ( name.isEmpty() || uid.isEmpty() ) ) {
     KABC::AddressBook *add_book = KABC::StdAddressBook::self( true );
     KABC::Addressee::List addressList = add_book->findByEmail( email );
     KABC::Addressee o = ( !addressList.isEmpty() ? addressList.first() : KABC::Addressee() );
     if ( !o.isEmpty() && addressList.size() < 2 ) {
       if ( name.isEmpty() ) {
         // No name set, so use the one from the addressbook
         name = o.formattedName();
       }
       uid = o.uid();
     } else {
       // Email not found in the addressbook. Don't make a link
       uid.clear();
     }
   }
 
   // Show the attendee
   QString tmpString = "<li>";
   if ( !uid.isEmpty() ) {
     // There is a UID, so make a link to the addressbook
     if ( name.isEmpty() ) {
       // Use the email address for text
       tmpString += eventViewerAddLink( "uid:" + uid, email );
     } else {
       tmpString += eventViewerAddLink( "uid:" + uid, name );
     }
   } else {
     // No UID, just show some text
     tmpString += ( name.isEmpty() ? email : name );
   }
   tmpString += '\n';
 
   // Make the mailto link
   if ( !email.isEmpty() && !iconPath.isNull() ) {
     KUrl mailto;
     mailto.setProtocol( "mailto" );
     mailto.setPath( email );
     tmpString += eventViewerAddLink( mailto.url(), "<img src=\"" + iconPath + "\">" );
   }
   tmpString += "</li>\n";
 
   return tmpString;
 }
 
 static QString eventViewerFormatAttendees( Incidence *event )
 {
   QString tmpStr;
   Attendee::List attendees = event->attendees();
   if ( attendees.count() ) {
     KIconLoader *iconLoader = KIconLoader::global();
     const QString iconPath = iconLoader->iconPath( "mail-message-new", KIconLoader::Small );
 
     // Add organizer link
     tmpStr += eventViewerAddTag( "h4", i18n( "Organizer" ) );
     tmpStr += "<ul>";
     tmpStr += linkPerson( event->organizer().email(), event->organizer().name(),
                           QString(), iconPath );
     tmpStr += "</ul>";
 
     // Add attendees links
     tmpStr += eventViewerAddTag( "h4", i18n( "Attendees" ) );
     tmpStr += "<ul>";
     Attendee::List::ConstIterator it;
     for ( it = attendees.begin(); it != attendees.end(); ++it ) {
       Attendee *a = *it;
       tmpStr += linkPerson( a->email(), a->name(), a->uid(), iconPath );
       if ( !a->delegator().isEmpty() ) {
         tmpStr += i18n( " (delegated by %1)", a->delegator() );
       }
       if ( !a->delegate().isEmpty() ) {
         tmpStr += i18n( " (delegated to %1)", a->delegate() );
       }
     }
     tmpStr += "</ul>";
   }
   return tmpStr;
 }
 
 static QString eventViewerFormatAttachments( Incidence *i )
 {
   QString tmpStr;
   Attachment::List as = i->attachments();
   if ( as.count() > 0 ) {
     Attachment::List::ConstIterator it;
     for ( it = as.begin(); it != as.end(); ++it ) {
       if ( (*it)->isUri() ) {
         tmpStr += eventViewerAddLink( (*it)->uri(), (*it)->label() );
         tmpStr += "<br>";
       }
     }
   }
   return tmpStr;
 }
 
 /*
   FIXME:This function depends of kaddressbook. Is necessary a new
   type of event?
 */
 static QString eventViewerFormatBirthday( Event *event )
 {
   if ( !event ) {
     return QString();
   }
   if ( event->customProperty( "KABC", "BIRTHDAY" ) != "YES" ) {
     return QString();
   }
 
   QString uid_1 = event->customProperty( "KABC", "UID-1" );
   QString name_1 = event->customProperty( "KABC", "NAME-1" );
   QString email_1= event->customProperty( "KABC", "EMAIL-1" );
 
   KIconLoader *iconLoader = KIconLoader::global();
   const QString iconPath = iconLoader->iconPath( "mail-message-new", KIconLoader::Small );
   //TODO: add a tart icon
   QString tmpString = "<ul>";
   tmpString += linkPerson( email_1, name_1, uid_1, iconPath );
 
   if ( event->customProperty( "KABC", "ANNIVERSARY" ) == "YES" ) {
     QString uid_2 = event->customProperty( "KABC", "UID-2" );
     QString name_2 = event->customProperty( "KABC", "NAME-2" );
     QString email_2= event->customProperty( "KABC", "EMAIL-2" );
     tmpString += linkPerson( email_2, name_2, uid_2, iconPath );
   }
 
   tmpString += "</ul>";
   return tmpString;
 }
 
 static QString eventViewerFormatHeader( Incidence *incidence )
 {
   QString tmpStr = "<table><tr>";
 
   // show icons
   /* all of those icons currently don't exist, makes no sense currently
      to load a set of "unknown" icons. re-enable when those are available.
   {
     KIconLoader *iconLoader = KIconLoader::global();
     tmpStr += "<td>";
 
     if ( incidence->type() == "Todo" ) {
       tmpStr += "<img src=\"" + iconLoader->iconPath( "todo", KIconLoader::Small ) + "\">";
     }
     if ( incidence->isAlarmEnabled() ) {
       tmpStr += "<img src=\"" + iconLoader->iconPath( "bell", KIconLoader::Small ) + "\">";
     }
     if ( incidence->recurs() ) {
       tmpStr += "<img src=\"" + iconLoader->iconPath( "recur", KIconLoader::Small ) + "\">";
     }
     if ( incidence->isReadOnly() ) {
       tmpStr += "<img src=\"" + iconLoader->iconPath( "readonlyevent", KIconLoader::Small ) + "\">";
     }
 
     tmpStr += "</td>";
   }
   */
 
   tmpStr += "<td>" + eventViewerAddTag( "h2", incidence->richSummary() ) + "</td>";
   tmpStr += "</tr></table><br>";
 
   return tmpStr;
 }
 
 static QString eventViewerFormatEvent( Event *event )
 {
   if ( !event ) {
     return QString();
   }
 
   QString tmpStr = eventViewerFormatHeader( event );
 
   tmpStr += "<table>";
   if ( !event->location().isEmpty() ) {
     tmpStr += "<tr>";
     tmpStr += "<td align=\"right\"><b>" + i18n( "Location" ) + "</b></td>";
     tmpStr += "<td>" + event->richLocation() + "</td>";
     tmpStr += "</tr>";
   }
 
   tmpStr += "<tr>";
   if ( event->allDay() ) {
     if ( event->isMultiDay() ) {
       tmpStr += "<td align=\"right\"><b>" + i18n( "Time" ) + "</b></td>";
       tmpStr += "<td>" + i18nc("<beginTime> - <endTime>","%1 - %2",
                       event->dtStartDateStr( true, event->dtStart().timeSpec() ),
                       event->dtEndDateStr( true, event->dtEnd().timeSpec() ) ) + "</td>";
     } else {
       tmpStr += "<td align=\"right\"><b>" + i18n( "Date" ) + "</b></td>";
       tmpStr += "<td>" +
                 i18nc( "date as string","%1",
                        event->dtStartDateStr( true, event->dtStart().timeSpec() ) ) + "</td>";
     }
   } else {
     if ( event->isMultiDay() ) {
       tmpStr += "<td align=\"right\"><b>" + i18n( "Time" ) + "</b></td>";
       tmpStr += "<td>" +
                 i18nc( "<beginTime> - <endTime>","%1 - %2",
                        event->dtStartStr( true, event->dtStart().timeSpec() ),
                        event->dtEndStr( true, event->dtEnd().timeSpec() ) ) + "</td>";
     } else {
       tmpStr += "<td align=\"right\"><b>" + i18n( "Time" ) + "</b></td>";
       if ( event->hasEndDate() && event->dtStart() != event->dtEnd() ) {
         tmpStr += "<td>" +
                   i18nc( "<beginTime> - <endTime>","%1 - %2",
                          event->dtStartTimeStr( true, event->dtStart().timeSpec() ),
                          event->dtEndTimeStr( true, event->dtEnd().timeSpec() ) ) + "</td>";
       } else {
         tmpStr += "<td>" + event->dtStartTimeStr( true, event->dtStart().timeSpec() ) + "</td>";
       }
       tmpStr += "</tr><tr>";
       tmpStr += "<td align=\"right\"><b>" + i18n( "Date" ) + "</b></td>";
       tmpStr += "<td>" +
                 i18nc( "date as string","%1",
                        event->dtStartDateStr( true, event->dtStart().timeSpec() ) ) + "</td>";
     }
   }
   tmpStr += "</tr>";
 
   if ( event->customProperty( "KABC", "BIRTHDAY" ) == "YES" ) {
     tmpStr += "<tr>";
     tmpStr += "<td align=\"right\"><b>" + i18n( "Birthday" ) + "</b></td>";
     tmpStr += "<td>" + eventViewerFormatBirthday( event ) + "</td>";
     tmpStr += "</tr>";
     tmpStr += "</table>";
     return tmpStr;
   }
 
   if ( !event->description().isEmpty() ) {
     tmpStr += "<tr>";
     tmpStr += "<td></td>";
     tmpStr += "<td>" + eventViewerAddTag( "p", event->richDescription() ) + "</td>";
     tmpStr += "</tr>";
   }
 
   if ( event->categories().count() > 0 ) {
     tmpStr += "<tr>";
     tmpStr += "<td align=\"right\"><b>";
     tmpStr += i18np( "1&nbsp;category", "%1&nbsp;categories", event->categories().count() ) +
               "</b></td>";
     tmpStr += "<td>" + event->categoriesStr() + "</td>";
     tmpStr += "</tr>";
   }
 
   if ( event->recurs() ) {
     KDateTime dt = event->recurrence()->getNextDateTime( KDateTime::currentUtcDateTime() );
     tmpStr += "<tr>";
     tmpStr += "<td align=\"right\"><b>" + i18n( "Next Occurrence" )+ "</b></td>";
     tmpStr += "<td>" +
               KGlobal::locale()->formatDateTime( dt.dateTime(), KLocale::ShortDate ) + "</td>";
     tmpStr += "</tr>";
   }
 
   tmpStr += "<tr><td colspan=\"2\">";
   tmpStr += eventViewerFormatAttendees( event );
   tmpStr += "</td></tr>";
 
   int attachmentCount = event->attachments().count();
   if ( attachmentCount > 0 ) {
     tmpStr += "<tr>";
     tmpStr += "<td align=\"right\"><b>";
     tmpStr += i18np( "1&nbsp;attachment", "%1&nbsp;attachments", attachmentCount )+ "</b></td>";
     tmpStr += "<td>" + eventViewerFormatAttachments( event ) + "</td>";
     tmpStr += "</tr>";
   }
 
   tmpStr += "</table>";
   tmpStr += "<p><em>" +
             i18n( "Creation date: %1", KGlobal::locale()->formatDateTime(
                     event->created().dateTime(), KLocale::ShortDate ) ) + "</em>";
   return tmpStr;
 }
 
 static QString eventViewerFormatTodo( Todo *todo )
 {
   if ( !todo ) {
     return QString();
   }
 
   QString tmpStr = eventViewerFormatHeader( todo );
 
   if ( !todo->location().isEmpty() ) {
     tmpStr += eventViewerAddTag( "b", i18n(" Location: %1", todo->richLocation() ) );
     tmpStr += "<br>";
   }
 
   if ( todo->hasDueDate() && todo->dtDue().isValid() ) {
     tmpStr += i18n( "<b>Due on:</b> %1", todo->dtDueStr( true, todo->dtDue().timeSpec() ) );
   }
 
   if ( !todo->description().isEmpty() ) {
     tmpStr += eventViewerAddTag( "p", todo->richDescription() );
   }
 
   tmpStr += eventViewerFormatCategories( todo );
 
   if ( todo->priority() > 0 ) {
     tmpStr += i18n( "<p><b>Priority:</b> %1</p>", todo->priority() );
   } else {
     tmpStr += i18n( "<p><b>Priority:</b> %1</p>", i18n( "Unspecified" ) );
   }
 
   tmpStr += i18n( "<p><i>%1 % completed</i></p>", todo->percentComplete() );
 
   if ( todo->recurs() ) {
     KDateTime dt = todo->recurrence()->getNextDateTime( KDateTime::currentUtcDateTime() );
     tmpStr += eventViewerAddTag( "p", "<em>" +
       i18n( "This is a recurring to-do. The next occurrence will be on %1.",
             KGlobal::locale()->formatDateTime( dt.dateTime(), KLocale::ShortDate ) ) + "</em>" );
   }
   tmpStr += eventViewerFormatAttendees( todo );
   tmpStr += eventViewerFormatAttachments( todo );
   tmpStr += "<p><em>" + i18n( "Creation date: %1",
     KGlobal::locale()->formatDateTime( todo->created().dateTime(), KLocale::ShortDate ) ) + "</em>";
   return tmpStr;
 }
 
 static QString eventViewerFormatJournal( Journal *journal )
 {
   if ( !journal ) {
     return QString();
   }
 
   QString tmpStr;
   if ( !journal->summary().isEmpty() ) {
     tmpStr+= eventViewerAddTag( "h2", journal->richSummary() );
   }
   tmpStr += eventViewerAddTag(
     "h3", i18n( "Journal for %1",
                 journal->dtStartDateStr( false, journal->dtStart().timeSpec() ) ) );
   if ( !journal->description().isEmpty() ) {
     tmpStr += eventViewerAddTag( "p", journal->richDescription() );
   }
   return tmpStr;
 }
 
 static QString eventViewerFormatFreeBusy( FreeBusy *fb )
 {
   if ( !fb ) {
     return QString();
   }
 
   QString tmpStr(
     eventViewerAddTag(
       "h2", i18n( "Free/Busy information for %1", fb->organizer().fullName() ) ) );
   tmpStr += eventViewerAddTag(
     "h4", i18n( "Busy times in date range %1 - %2:",
                 KGlobal::locale()->formatDate( fb->dtStart().date(), KLocale::ShortDate ),
                 KGlobal::locale()->formatDate( fb->dtEnd().date(), KLocale::ShortDate ) ) );
 
   QList<Period> periods = fb->busyPeriods();
 
   QString text =
     eventViewerAddTag( "em",
                        eventViewerAddTag( "b", i18nc( "tag for busy periods list", "Busy:" ) ) );
 
   QList<Period>::iterator it;
   for ( it = periods.begin(); it != periods.end(); ++it ) {
     Period per = *it;
     if ( per.hasDuration() ) {
       int dur = per.duration().asSeconds();
       QString cont;
       if ( dur >= 3600 ) {
         cont += i18ncp( "hours part of duration", "1 hour ", "%1 hours ", dur / 3600 );
         dur %= 3600;
       }
       if ( dur >= 60 ) {
         cont += i18ncp( "minutes part duration", "1 minute ", "%1 minutes ", dur / 60 );
         dur %= 60;
       }
       if ( dur > 0 ) {
         cont += i18ncp( "seconds part of duration", "1 second", "%1 seconds", dur );
       }
       text += i18nc( "startDate for duration", "%1 for %2",
                      KGlobal::locale()->formatDateTime(
                        per.start().dateTime(), KLocale::LongDate ), cont );
       text += "<br>";
     } else {
       if ( per.start().date() == per.end().date() ) {
         text += i18nc( "date, fromTime - toTime ", "%1, %2 - %3",
                        KGlobal::locale()->formatDate( per.start().date() ),
                        KGlobal::locale()->formatTime( per.start().time() ),
                        KGlobal::locale()->formatTime( per.end().time() ) );
       } else {
         text += i18nc( "fromDateTime - toDateTime", "%1 - %2",
                        KGlobal::locale()->formatDateTime(
                          per.start().dateTime(), KLocale::LongDate ),
                        KGlobal::locale()->formatDateTime(
                          per.end().dateTime(), KLocale::LongDate ) );
       }
       text += "<br>";
     }
   }
   tmpStr += eventViewerAddTag( "p", text );
   return tmpStr;
 }
 
 //@cond PRIVATE
 class KCal::IncidenceFormatter::EventViewerVisitor : public IncidenceBase::Visitor
 {
   public:
     EventViewerVisitor() { mResult = ""; }
     bool act( IncidenceBase *incidence ) { return incidence->accept( *this ); }
     QString result() const { return mResult; }
   protected:
     bool visit( Event *event )
     {
       mResult = eventViewerFormatEvent( event );
       return !mResult.isEmpty();
     }
     bool visit( Todo *todo )
     {
       mResult = eventViewerFormatTodo( todo );
       return !mResult.isEmpty();
     }
     bool visit( Journal *journal )
     {
       mResult = eventViewerFormatJournal( journal );
       return !mResult.isEmpty();
     }
     bool visit( FreeBusy *fb )
     {
       mResult = eventViewerFormatFreeBusy( fb );
       return !mResult.isEmpty();
     }
 
   protected:
     QString mResult;
 };
 //@endcond
 
 QString IncidenceFormatter::extensiveDisplayString( IncidenceBase *incidence )
 {
   if ( !incidence ) {
     return QString();
   }
 
   EventViewerVisitor v;
   if ( v.act( incidence ) ) {
     return v.result();
   } else {
     return QString();
   }
 }
 
 /*******************************************************************
  *  Helper functions for the body part formatter of kmail
  *******************************************************************/
 
 static QString string2HTML( const QString &str )
 {
   return Qt::convertFromPlainText( str, Qt::WhiteSpaceNormal );
 }
 
 static QString cleanHtml( const QString &html )
 {
   QRegExp rx( "<body[^>]*>(.*)</body>",
               Qt::CaseInsensitive );
   rx.indexIn( html );
   QString body = rx.cap( 1 );
 
   return Qt::escape( body.replace( QRegExp("<[^>]*>"), "" ).trimmed() );
 }
 
 static QString eventStartTimeStr( Event *event )
 {
   QString tmp;
   if ( ! event->allDay() ) {
     tmp =  i18nc( "%1: Start Date, %2: Start Time", "%1 %2",
                   event->dtStartDateStr(), event->dtStartTimeStr() );
   } else {
     tmp = i18nc( "%1: Start Date", "%1 (time unspecified)", event->dtStartDateStr() );
   }
   return tmp;
 }
 
 static QString eventEndTimeStr( Event *event )
 {
   QString tmp;
   if ( event->hasEndDate() && event->dtEnd().isValid() ) {
     if ( ! event->allDay() ) {
       tmp =  i18nc( "%1: End Date, %2: End Time", "%1 %2",
                     event->dtEndDateStr(), event->dtEndTimeStr() );
     } else {
       tmp = i18nc( "%1: End Date", "%1 (time unspecified)", event->dtEndDateStr() );
     }
   } else {
     tmp = i18n( "Unspecified" );
   }
   return tmp;
 }
 
 static QString invitationRow( const QString &cell1, const QString &cell2 )
 {
   return "<tr><td>" + cell1 + "</td><td>" + cell2 + "</td></tr>\n";
 }
 
 static QString invitationsDetailsIncidence( Incidence *incidence, bool noHtmlMode )
 {
   QString html;
   QString descr;
   if ( !incidence->descriptionIsRich() ) {
     descr = string2HTML( incidence->description() );
   } else {
     descr = incidence->richDescription();
     if ( noHtmlMode ) {
       descr = cleanHtml( descr );
     }
     descr = eventViewerAddTag( "p", descr );
   }
   if( !descr.isEmpty() ) {
     html += "<br/><u>" + i18n( "Description:" ) + "</u><table border=\"0\"><tr><td>&nbsp;</td><td>";
     html += descr + "</td></tr></table>";
   }
   QStringList comments = incidence->comments();
   if ( !comments.isEmpty() ) {
     html += "<br><u>" + i18n( "Comments:" ) + "</u><table border=\"0\"><tr><td>&nbsp;</td><td><ul>";
     for ( int i = 0; i < comments.count(); ++i ) {
       html += "<li>" + string2HTML( comments[i] ) + "</li>";
     }
     html += "</ul></td></tr></table>";
   }
   return html;
 }
 
 static QString invitationDetailsEvent( Event *event, bool noHtmlMode )
 {
   // Meeting details are formatted into an HTML table
   if ( !event ) {
     return QString();
   }
 
   QString html;
   QString tmp;
 
   QString sSummary = i18n( "Summary unspecified" );
   if ( ! event->summary().isEmpty() ) {
     if ( !event->summaryIsRich() ) {
       sSummary = string2HTML( event->summary() );
     } else {
       sSummary = event->richSummary();
       if ( noHtmlMode ) {
         sSummary = cleanHtml( sSummary );
       }
       sSummary = eventViewerAddTag( "p", sSummary );
     }
   }
 
   QString sLocation = i18n( "Location unspecified" );
   if ( ! event->location().isEmpty() ) {
     if ( !event->locationIsRich() ) {
       sLocation = string2HTML( event->location() );
     } else {
       sLocation = event->richLocation();
       if ( noHtmlMode ) {
         sLocation = cleanHtml( sLocation );
       }
       sLocation = eventViewerAddTag( "p", sLocation );
     }
   }
 
   QString dir = ( QApplication::isRightToLeft() ? "rtl" : "ltr" );
   html = QString( "<div dir=\"%1\">\n" ).arg( dir );
   html += "<table border=\"0\" cellpadding=\"1\" cellspacing=\"1\">\n";
 
   // Meeting summary & location rows
   html += invitationRow( i18n( "What:" ), sSummary );
   html += invitationRow( i18n( "Where:" ), sLocation );
 
   // Meeting Start Time Row
   html += invitationRow( i18n( "Start Time:" ), eventStartTimeStr( event ) );
 
   // Meeting End Time Row
   html += invitationRow( i18n( "End Time:" ), eventEndTimeStr( event ) );
 
   // Meeting Duration Row
   if ( !event->allDay() && event->hasEndDate() && event->dtEnd().isValid() ) {
     tmp.clear();
     QTime sDuration( 0, 0, 0 ), t;
     int secs = event->dtStart().secsTo( event->dtEnd() );
     t = sDuration.addSecs( secs );
     if ( t.hour() > 0 ) {
       tmp += i18np( "1 hour ", "%1 hours ", t.hour() );
     }
     if ( t.minute() > 0 ) {
       tmp += i18np( "1 minute ", "%1 minutes ", t.minute() );
     }
 
     html += invitationRow( i18n( "Duration:" ), tmp );
   }
 
   if ( event->recurs() )
     html += invitationRow( i18n( "Recurrence:" ), IncidenceFormatter::recurrenceString( event ) );
 
   html += "</table>\n";
   html += invitationsDetailsIncidence( event, noHtmlMode );
   html += "</div>\n";
 
   return html;
 }
 
 static QString invitationDetailsTodo( Todo *todo, bool noHtmlMode )
 {
   // To-do details are formatted into an HTML table
   if ( !todo ) {
     return QString();
   }
 
   QString sSummary = i18n( "Summary unspecified" );
   QString sDescr = i18n( "Description unspecified" );
   if ( ! todo->summary().isEmpty() ) {
     sSummary = todo->richSummary();
     if ( noHtmlMode ) {
       sSummary = cleanHtml( sSummary );
     }
   }
   if ( ! todo->description().isEmpty() ) {
     sDescr = todo->description();
     if ( noHtmlMode ) {
       sDescr = cleanHtml( sDescr );
     }
   }
   QString html( "<table border=\"0\" cellpadding=\"1\" cellspacing=\"1\">\n" );
   html += invitationRow( i18n( "Summary:" ), sSummary );
   html += invitationRow( i18n( "Description:" ), sDescr );
   html += "</table>\n";
   html += invitationsDetailsIncidence( todo, noHtmlMode );
 
   return html;
 }
 
 static QString invitationDetailsJournal( Journal *journal, bool noHtmlMode )
 {
   if ( !journal ) {
     return QString();
   }
 
   QString sSummary = i18n( "Summary unspecified" );
   QString sDescr = i18n( "Description unspecified" );
   if ( ! journal->summary().isEmpty() ) {
     sSummary = journal->richSummary();
     if ( noHtmlMode ) {
       sSummary = cleanHtml( sSummary );
     }
   }
   if ( ! journal->description().isEmpty() ) {
     sDescr = journal->richDescription();
     if ( noHtmlMode ) {
       sDescr = cleanHtml( sDescr );
     }
   }
   QString html( "<table border=\"0\" cellpadding=\"1\" cellspacing=\"1\">\n" );
   html += invitationRow( i18n( "Summary:" ), sSummary );
   html += invitationRow( i18n( "Date:" ),
                          journal->dtStartDateStr( false, journal->dtStart().timeSpec() ) );
   html += invitationRow( i18n( "Description:" ), sDescr );
   html += "</table>\n";
   html += invitationsDetailsIncidence( journal, noHtmlMode );
 
   return html;
 }
 
 static QString invitationDetailsFreeBusy( FreeBusy *fb )
 {
   if ( !fb ) {
     return QString();
   }
 
   QString html( "<table border=\"0\" cellpadding=\"1\" cellspacing=\"1\">\n" );
   html += invitationRow( i18n( "Person:" ), fb->organizer().fullName() );
   html += invitationRow( i18n( "Start date:" ),
                          fb->dtStartDateStr( true, fb->dtStart().timeSpec() ) );
   html += invitationRow( i18n( "End date:" ),
                          KGlobal::locale()->formatDate( fb->dtEnd().date(), KLocale::ShortDate ) );
   html += "<tr><td colspan=2><hr></td></tr>\n";
   html += "<tr><td colspan=2>Busy periods given in this free/busy object:</td></tr>\n";
 
   QList<Period> periods = fb->busyPeriods();
   QList<Period>::iterator it;
   for ( it = periods.begin(); it != periods.end(); ++it ) {
     Period per = *it;
     if ( per.hasDuration() ) {
       int dur = per.duration().asSeconds();
       QString cont;
       if ( dur >= 3600 ) {
         cont += i18ncp( "hours part of duration", "1 hour ", "%1 hours ", dur / 3600 );
         dur %= 3600;
       }
       if ( dur >= 60 ) {
         cont += i18ncp( "minutes part of duration", "1 minute", "%1 minutes ", dur / 60 );
         dur %= 60;
       }
       if ( dur > 0 ) {
         cont += i18ncp( "seconds part of duration", "1 second", "%1 seconds", dur );
       }
       html += invitationRow(
         QString(), i18nc( "startDate for duration", "%1 for %2",
                           KGlobal::locale()->formatDateTime(
                             per.start().dateTime(), KLocale::LongDate ), cont ) );
     } else {
       QString cont;
       if ( per.start().date() == per.end().date() ) {
         cont = i18nc( "date, fromTime - toTime ", "%1, %2 - %3",
                       KGlobal::locale()->formatDate( per.start().date() ),
                       KGlobal::locale()->formatTime( per.start().time() ),
                       KGlobal::locale()->formatTime( per.end().time() ) );
       } else {
         cont = i18nc( "fromDateTime - toDateTime", "%1 - %2",
                       KGlobal::locale()->formatDateTime(
                         per.start().dateTime(), KLocale::LongDate ),
                       KGlobal::locale()->formatDateTime(
                         per.end().dateTime(), KLocale::LongDate ) );
       }
 
       html += invitationRow( QString(), cont );
     }
   }
 
   html += "</table>\n";
   return html;
 }
 
 static QString invitationHeaderEvent( Event *event, ScheduleMessage *msg )
 {
   if ( !msg || !event ) {
     return QString();
   }
 
   switch ( msg->method() ) {
   case iTIPPublish:
     return i18n( "This event has been published" );
   case iTIPRequest:
     if ( event->revision() > 0 ) {
       return i18n( "<h3>This meeting has been updated</h3>" );
     } else {
       return i18n( "You have been invited to this meeting" );
     }
   case iTIPRefresh:
     return i18n( "This invitation was refreshed" );
   case iTIPCancel:
     return i18n( "This meeting has been canceled" );
   case iTIPAdd:
     return i18n( "Addition to the meeting invitation" );
   case iTIPReply:
   {
     Attendee::List attendees = event->attendees();
     if( attendees.count() == 0 ) {
       kDebug() << "No attendees in the iCal reply!";
       return QString();
     }
     if ( attendees.count() != 1 ) {
       kDebug() << "Warning: attendeecount in the reply should be 1"
                << "but is" << attendees.count();
     }
     Attendee *attendee = *attendees.begin();
     QString attendeeName = attendee->name();
     if ( attendeeName.isEmpty() ) {
       attendeeName = attendee->email();
     }
     if ( attendeeName.isEmpty() ) {
       attendeeName = i18n( "Sender" );
     }
 
     QString delegatorName, dummy;
     KPIMUtils::extractEmailAddressAndName( attendee->delegator(), dummy, delegatorName );
     if ( delegatorName.isEmpty() ) {
       delegatorName = attendee->delegator();
     }
 
     switch( attendee->status() ) {
     case Attendee::NeedsAction:
       return i18n( "%1 indicates this invitation still needs some action", attendeeName );
     case Attendee::Accepted:
       if ( delegatorName.isEmpty() ) {
         return i18n( "%1 accepts this meeting invitation", attendeeName );
       }
       return i18n( "%1 accepts this meeting invitation on behalf of %2",
                    attendeeName, delegatorName );
     case Attendee::Tentative:
       if ( delegatorName.isEmpty() ) {
         return i18n( "%1 tentatively accepts this meeting invitation", attendeeName );
       }
       return i18n( "%1 tentatively accepts this meeting invitation on behalf of %2",
                    attendeeName, delegatorName );
     case Attendee::Declined:
       if ( delegatorName.isEmpty() ) {
         return i18n( "%1 declines this meeting invitation", attendeeName );
       }
       return i18n( "%1 declines this meeting invitation on behalf of %2",
                    attendeeName, delegatorName );
     case Attendee::Delegated:
     {
       QString delegate, dummy;
       KPIMUtils::extractEmailAddressAndName( attendee->delegate(), dummy, delegate );
       if ( delegate.isEmpty() ) {
         delegate = attendee->delegate();
       }
       if ( !delegate.isEmpty() ) {
         return i18n( "%1 has delegated this meeting invitation to %2", attendeeName, delegate );
       }
       return i18n( "%1 has delegated this meeting invitation", attendeeName );
     }
     case Attendee::Completed:
       return i18n( "This meeting invitation is now completed" );
     case Attendee::InProcess:
       return i18n( "%1 is still processing the invitation", attendeeName );
     default:
       return i18n( "Unknown response to this meeting invitation" );
     }
     break;
   }
   case iTIPCounter:
     return i18n( "Sender makes this counter proposal" );
   case iTIPDeclineCounter:
     return i18n( "Sender declines the counter proposal" );
   case iTIPNoMethod:
     return i18n( "Error: iMIP message with unknown method: '%1'", msg->method() );
   }
   return QString();
 }
 
 static QString invitationHeaderTodo( Todo *todo, ScheduleMessage *msg )
 {
   if ( !msg || !todo ) {
     return QString();
   }
 
   switch ( msg->method() ) {
   case iTIPPublish:
     return i18n( "This to-do has been published" );
   case iTIPRequest:
     if ( todo->revision() > 0 ) {
       return i18n( "This to-do has been updated" );
     } else {
       return i18n( "You have been assigned this to-do" );
     }
   case iTIPRefresh:
     return i18n( "This to-do was refreshed" );
   case iTIPCancel:
     return i18n( "This to-do was canceled" );
   case iTIPAdd:
     return i18n( "Addition to the to-do" );
   case iTIPReply:
   {
     Attendee::List attendees = todo->attendees();
     if ( attendees.count() == 0 ) {
       kDebug() << "No attendees in the iCal reply!";
       return QString();
     }
     if ( attendees.count() != 1 ) {
       kDebug() << "Warning: attendeecount in the reply should be 1"
                << "but is" << attendees.count();
     }
     Attendee *attendee = *attendees.begin();
     switch( attendee->status() ) {
     case Attendee::NeedsAction:
       return i18n( "Sender indicates this to-do assignment still needs some action" );
     case Attendee::Accepted:
       return i18n( "Sender accepts this to-do" );
     case Attendee::Tentative:
       return i18n( "Sender tentatively accepts this to-do" );
     case Attendee::Declined:
       return i18n( "Sender declines this to-do" );
     case Attendee::Delegated:
     {
       QString delegate, dummy;
       KPIMUtils::extractEmailAddressAndName( attendee->delegate(), dummy, delegate );
       if ( delegate.isEmpty() ) {
         delegate = attendee->delegate();
       }
       if ( !delegate.isEmpty() ) {
         return i18n( "Sender has delegated this request for the to-do to %1", delegate );
       }
       return i18n( "Sender has delegated this request for the to-do " );
     }
     case Attendee::Completed:
       return i18n( "The request for this to-do is now completed" );
     case Attendee::InProcess:
       return i18n( "Sender is still processing the invitation" );
     default:
       return i18n( "Unknown response to this to-do" );
     }
     break;
   }
   case iTIPCounter:
     return i18n( "Sender makes this counter proposal" );
   case iTIPDeclineCounter:
     return i18n( "Sender declines the counter proposal" );
   case iTIPNoMethod:
     return i18n( "Error: iMIP message with unknown method: '%1'", msg->method() );
   }
   return QString();
 }
 
 static QString invitationHeaderJournal( Journal *journal, ScheduleMessage *msg )
 {
   // TODO: Several of the methods are not allowed for journals, so remove them.
   if ( !msg || !journal ) {
     return QString();
   }
 
   switch ( msg->method() ) {
   case iTIPPublish:
     return i18n( "This journal has been published" );
   case iTIPRequest:
     return i18n( "You have been assigned this journal" );
   case iTIPRefresh:
     return i18n( "This journal was refreshed" );
   case iTIPCancel:
     return i18n( "This journal was canceled" );
   case iTIPAdd:
     return i18n( "Addition to the journal" );
   case iTIPReply:
   {
     Attendee::List attendees = journal->attendees();
     if ( attendees.count() == 0 ) {
       kDebug() << "No attendees in the iCal reply!";
       return QString();
     }
 
     if( attendees.count() != 1 ) {
       kDebug() << "Warning: attendeecount in the reply should be 1"
                << "but is" << attendees.count();
     }
 
     Attendee *attendee = *attendees.begin();
     switch( attendee->status() ) {
     case Attendee::NeedsAction:
       return i18n( "Sender indicates this journal assignment still needs some action" );
     case Attendee::Accepted:
       return i18n( "Sender accepts this journal" );
     case Attendee::Tentative:
       return i18n( "Sender tentatively accepts this journal" );
     case Attendee::Declined:
       return i18n( "Sender declines this journal" );
     case Attendee::Delegated:
       return i18n( "Sender has delegated this request for the journal" );
     case Attendee::Completed:
       return i18n( "The request for this journal is now completed" );
     case Attendee::InProcess:
       return i18n( "Sender is still processing the invitation" );
     default:
       return i18n( "Unknown response to this journal" );
     }
     break;
   }
   case iTIPCounter:
     return i18n( "Sender makes this counter proposal" );
   case iTIPDeclineCounter:
     return i18n( "Sender declines the counter proposal" );
   case iTIPNoMethod:
     return i18n( "Error: iMIP message with unknown method: '%1'", msg->method() );
   }
   return QString();
 }
 
 static QString invitationHeaderFreeBusy( FreeBusy *fb, ScheduleMessage *msg )
 {
   if ( !msg || !fb ) {
     return QString();
   }
 
   switch ( msg->method() ) {
   case iTIPPublish:
     return i18n( "This free/busy list has been published" );
   case iTIPRequest:
     return i18n( "The free/busy list has been requested" );
   case iTIPRefresh:
     return i18n( "This free/busy list was refreshed" );
   case iTIPCancel:
     return i18n( "This free/busy list was canceled" );
   case iTIPAdd:
     return i18n( "Addition to the free/busy list" );
   case iTIPNoMethod:
   default:
     return i18n( "Error: Free/Busy iMIP message with unknown method: '%1'", msg->method() );
   }
 }
 
 //@cond PRIVATE
 class KCal::IncidenceFormatter::ScheduleMessageVisitor : public IncidenceBase::Visitor
 {
   public:
     ScheduleMessageVisitor() : mMessage(0) { mResult = ""; }
     bool act( IncidenceBase *incidence, ScheduleMessage *msg )
     {
       mMessage = msg;
       return incidence->accept( *this );
     }
     QString result() const { return mResult; }
 
   protected:
     QString mResult;
     ScheduleMessage *mMessage;
 };
 
 class KCal::IncidenceFormatter::InvitationHeaderVisitor :
       public IncidenceFormatter::ScheduleMessageVisitor
 {
   protected:
     bool visit( Event *event )
     {
       mResult = invitationHeaderEvent( event, mMessage );
       return !mResult.isEmpty();
     }
     bool visit( Todo *todo )
     {
       mResult = invitationHeaderTodo( todo, mMessage );
       return !mResult.isEmpty();
     }
     bool visit( Journal *journal )
     {
       mResult = invitationHeaderJournal( journal, mMessage );
       return !mResult.isEmpty();
     }
     bool visit( FreeBusy *fb )
     {
       mResult = invitationHeaderFreeBusy( fb, mMessage );
       return !mResult.isEmpty();
     }
 };
 
 class KCal::IncidenceFormatter::InvitationBodyVisitor
   : public IncidenceFormatter::ScheduleMessageVisitor
 {
   public:
     InvitationBodyVisitor( bool noHtmlMode )
       : ScheduleMessageVisitor(), mNoHtmlMode( noHtmlMode ) { }
 
   protected:
     bool visit( Event *event )
     {
       mResult = invitationDetailsEvent( event, mNoHtmlMode );
       return !mResult.isEmpty();
     }
     bool visit( Todo *todo )
     {
       mResult = invitationDetailsTodo( todo, mNoHtmlMode );
       return !mResult.isEmpty();
     }
     bool visit( Journal *journal )
     {
       mResult = invitationDetailsJournal( journal, mNoHtmlMode );
       return !mResult.isEmpty();
     }
     bool visit( FreeBusy *fb )
     {
       mResult = invitationDetailsFreeBusy( fb );
       return !mResult.isEmpty();
     }
 
   private:
     bool mNoHtmlMode;
 };
 //@endcond
 
 QString InvitationFormatterHelper::generateLinkURL( const QString &id )
 {
   return id;
 }
 
 class IncidenceFormatter::IncidenceCompareVisitor :
   public IncidenceBase::Visitor
 {
   public:
     IncidenceCompareVisitor() : mExistingIncidence( 0 ) {}
     bool act( IncidenceBase *incidence, Incidence *existingIncidence )
     {
       Incidence *inc = dynamic_cast<Incidence *>( incidence );
       if ( !inc || !existingIncidence || inc->revision() <= existingIncidence->revision() ) {
         return false;
       }
       mExistingIncidence = existingIncidence;
       return incidence->accept( *this );
     }
 
     QString result() const
     {
       if ( mChanges.isEmpty() ) {
         return QString();
       }
       QString html = "<div align=\"left\"><ul><li>";
       html += mChanges.join( "</li><li>" );
       html += "</li><ul></div>";
       return html;
     }
 
   protected:
     bool visit( Event *event )
     {
       compareEvents( event, dynamic_cast<Event*>( mExistingIncidence ) );
       compareIncidences( event, mExistingIncidence );
       return !mChanges.isEmpty();
     }
     bool visit( Todo *todo )
     {
       compareIncidences( todo, mExistingIncidence );
       return !mChanges.isEmpty();
     }
     bool visit( Journal *journal )
     {
       compareIncidences( journal, mExistingIncidence );
       return !mChanges.isEmpty();
     }
     bool visit( FreeBusy *fb )
     {
       Q_UNUSED( fb );
       return !mChanges.isEmpty();
     }
 
   private:
     void compareEvents( Event *newEvent, Event *oldEvent )
     {
       if ( !oldEvent || !newEvent ) {
         return;
       }
       if ( oldEvent->dtStart() != newEvent->dtStart() ||
            oldEvent->allDay() != newEvent->allDay() ) {
         mChanges += i18n( "The begin of the meeting has been changed from %1 to %2",
                           eventStartTimeStr( oldEvent ), eventStartTimeStr( newEvent ) );
       }
       if ( oldEvent->dtEnd() != newEvent->dtEnd() ||
            oldEvent->allDay() != newEvent->allDay() ) {
         mChanges += i18n( "The end of the meeting has been changed from %1 to %2",
                           eventEndTimeStr( oldEvent ), eventEndTimeStr( newEvent ) );
       }
     }
 
     void compareIncidences( Incidence *newInc, Incidence *oldInc )
     {
       if ( !oldInc || !newInc ) {
         return;
       }
 
       if ( oldInc->summary() != newInc->summary() ) {
         mChanges += i18n( "The summary has been changed to: \"%1\"",
                           newInc->richSummary() );
       }
 
       if ( oldInc->location() != newInc->location() ) {
         mChanges += i18n( "The location has been changed to: \"%1\"",
                           newInc->richLocation() );
       }
 
       if ( oldInc->description() != newInc->description() ) {
         mChanges += i18n( "The description has been changed to: \"%1\"",
                           newInc->richDescription() );
       }
 
       Attendee::List oldAttendees = oldInc->attendees();
       Attendee::List newAttendees = newInc->attendees();
       for ( Attendee::List::ConstIterator it = newAttendees.constBegin();
             it != newAttendees.constEnd(); ++it ) {
         Attendee *oldAtt = oldInc->attendeeByMail( (*it)->email() );
         if ( !oldAtt ) {
           mChanges += i18n( "Attendee %1 has been added", (*it)->fullName() );
         } else {
           if ( oldAtt->status() != (*it)->status() ) {
             mChanges += i18n( "The status of attendee %1 has been changed to: %2",
                               (*it)->fullName(), (*it)->statusStr() );
           }
         }
       }
 
       for ( Attendee::List::ConstIterator it = oldAttendees.constBegin();
             it != oldAttendees.constEnd(); ++it ) {
         Attendee *newAtt = newInc->attendeeByMail( (*it)->email() );
         if ( !newAtt ) {
           mChanges += i18n( "Attendee %1 has been removed", (*it)->fullName() );
         }
       }
     }
 
   private:
     Incidence *mExistingIncidence;
     QStringList mChanges;
 };
 
 QString InvitationFormatterHelper::makeLink( const QString &id, const QString &text )
 {
   QString res( "<a href=\"%1\"><b>%2</b></a>" );
   return res.arg( generateLinkURL( id ) ).arg( text );
   return res;
 }
 
 Calendar *InvitationFormatterHelper::calendar() const
 {
   return 0;
 }
 
 // Check if the given incidence is likely one that we own instead one from
 // a shared calendar (Kolab-specific)
 static bool incidenceOwnedByMe( Calendar *calendar, Incidence *incidence )
 {
   CalendarResources* cal = dynamic_cast<CalendarResources*>( calendar );
   if ( !cal || !incidence ) {
     return true;
   }
 
   ResourceCalendar *res = cal->resource( incidence );
   if ( !res ) {
     return true;
   }
 
   const QString subRes = res->subresourceIdentifier( incidence );
   if ( !subRes.contains( "/.INBOX.directory/" ) ) {
     return false;
   }
   return true;
 }
 
 static QString formatICalInvitationHelper( QString invitation, Calendar *mCalendar,
     InvitationFormatterHelper *helper, bool noHtmlMode )
 {
   if ( invitation.isEmpty() ) {
     return QString();
   }
 
   ICalFormat format;
   // parseScheduleMessage takes the tz from the calendar,
   // no need to set it manually here for the format!
   ScheduleMessage *msg = format.parseScheduleMessage( mCalendar, invitation );
 
   if( !msg ) {
     kDebug() << "Failed to parse the scheduling message";
     Q_ASSERT( format.exception() );
     kDebug() << format.exception()->message();
     return QString();
   }
 
   IncidenceBase *incBase = msg->event();
   incBase->shiftTimes( mCalendar->timeSpec(), KDateTime::Spec::LocalZone() );
 
   Incidence *existingIncidence = 0;
   if ( helper->calendar() ) {
     existingIncidence = helper->calendar()->incidence( incBase->uid() );
     if ( !incidenceOwnedByMe( helper->calendar(), existingIncidence ) ) {
       existingIncidence = 0;
     }
     if ( !existingIncidence ) {
       const Incidence::List list = helper->calendar()->incidences();
       for ( Incidence::List::ConstIterator it = list.begin(), end = list.end(); it != end; ++it ) {
         if ( (*it)->schedulingID() == incBase->uid() &&
              incidenceOwnedByMe( helper->calendar(), *it ) ) {
           existingIncidence = *it;
           break;
         }
       }
     }
   }
 
   // First make the text of the message
   QString html;
 
   QString tableStyle = QString::fromLatin1(
     "style=\"border: solid 1px; margin: 0em;\"" );
   QString tableHead = QString::fromLatin1(
     "<div align=\"center\">"
     "<table width=\"80%\" cellpadding=\"1\" cellspacing=\"0\" %1>"
     "<tr><td>" ).arg( tableStyle );
 
   html += tableHead;
   IncidenceFormatter::InvitationHeaderVisitor headerVisitor;
   // The InvitationHeaderVisitor returns false if the incidence is somehow invalid, or not handled
   if ( !headerVisitor.act( incBase, msg ) ) {
     return QString();
   }
   html += "<h3>" + headerVisitor.result() + "</h3>";
 
   IncidenceFormatter::InvitationBodyVisitor bodyVisitor( noHtmlMode );
   if ( !bodyVisitor.act( incBase, msg ) ) {
     return QString();
   }
   html += bodyVisitor.result();
 
   if ( msg->method() == iTIPRequest ) { // ### Scheduler::Publish/Refresh/Add as well?
     IncidenceFormatter::IncidenceCompareVisitor compareVisitor;
     if ( compareVisitor.act( incBase, existingIncidence ) ) {
       html +=
         i18n( "<p align=\"left\">The following changes have been made by the organizer:</p>" );
       html += compareVisitor.result();
     }
   }
 
   html += "<br/>";
   html += "<table border=\"0\" cellspacing=\"0\"><tr><td>&nbsp;</td></tr><tr>";
 
 #if 0
   // TODO: implement this
   html += helper->makeLinkURL( "accept", i18n( "[Enter this into my calendar]" ) );
   html += "</td><td> &nbsp; </td><td>";
 #endif
 
   // Add groupware links
 
   Incidence *incidence = dynamic_cast<Incidence*>( incBase );
   switch ( msg->method() ) {
   case iTIPPublish:
   case iTIPRequest:
   case iTIPRefresh:
   case iTIPAdd:
   {
     if ( incidence && incidence->revision() > 0 && ( existingIncidence || !helper->calendar() ) ) {
       if ( incBase->type() == "Todo" ) {
         html += "<td colspan=\"11\">";
         html += helper->makeLink( "reply", i18n( "[Enter this into my to-do list]" ) );
       } else {
         html += "<td colspan=\"13\">";
         html += helper->makeLink( "reply", i18n( "[Enter this into my calendar]" ) );
       }
       html += "</td></tr><tr>";
     }
     html += "<td>";
 
-    if ( !existingIncidence ) {
+    if ( incidence && !existingIncidence ) {
       // Accept
       html += helper->makeLink( "accept", i18nc( "accept to-do request", "[Accept]" ) );
       html += "</td><td> &nbsp; </td><td>";
       html += helper->makeLink( "accept_conditionally",
                               i18nc( "Accept conditionally", "[Accept cond.]" ) );
       html += "</td><td> &nbsp; </td><td>";
       // counter proposal
       html += helper->makeLink( "counter", i18n( "[Counter proposal]" ) );
       html += "</td><td> &nbsp; </td><td>";
       // Decline
       html += helper->makeLink( "decline", i18nc( "decline to-do request", "[Decline]" ) );
       html += "</td><td> &nbsp; </td><td>";
 
       // Delegate
       html += helper->makeLink( "delegate", i18nc( "delegate to-do to another", "[Delegate]" ) );
       html += "</td><td> &nbsp; </td><td>";
 
       // Forward
       html += helper->makeLink( "forward", i18nc( "forward request to another", "[Forward]" ) );
 
       if ( incBase->type() == "Event" ) {
         html += "</b></a></td><td> &nbsp; </td><td>";
         html += helper->makeLink( "check_calendar", i18n("[Check my calendar]" ) );
       }
     }
     break;
   }
 
   case iTIPCancel:
     // Cancel event from my calendar
     html += helper->makeLink( "cancel", i18n( "[Remove this from my calendar]" ) );
     break;
 
   case iTIPReply:
     // Enter this into my calendar
     if ( incBase->type() == "Todo" ) {
       html += helper->makeLink( "reply", i18n( "[Enter this into my to-do list]" ) );
     } else {
       html += helper->makeLink( "reply", i18n( "[Enter this into my calendar]" ) );
     }
     break;
 
   case iTIPCounter:
     html += helper->makeLink( "accept_counter", i18n("[Accept]") );
     html += "&nbsp;";
     html += helper->makeLink( "decline_counter", i18n("[Decline]") );
     html += "&nbsp;";
     html += helper->makeLink( "check_calendar", i18n("[Check my calendar]" ) );
     break;
 
   case iTIPDeclineCounter:
   case iTIPNoMethod:
     break;
   }
 
   html += "</td></tr></table>";
 
   html += "</td></tr></table><br></div>";
 
   return html;
 }
 
 QString IncidenceFormatter::formatICalInvitation( QString invitation, Calendar *mCalendar,
     InvitationFormatterHelper *helper )
 {
   return formatICalInvitationHelper( invitation, mCalendar, helper, false );
 }
 
 QString IncidenceFormatter::formatICalInvitationNoHtml( QString invitation, Calendar *mCalendar,
     InvitationFormatterHelper *helper )
 {
   return formatICalInvitationHelper( invitation, mCalendar, helper, true );
 }
 
 
 /*******************************************************************
  *  Helper functions for the Incidence tooltips
  *******************************************************************/
 
 //@cond PRIVATE
 class KCal::IncidenceFormatter::ToolTipVisitor : public IncidenceBase::Visitor
 {
   public:
     ToolTipVisitor() : mRichText( true ), mResult( "" ) {}
 
     bool act( IncidenceBase *incidence, bool richText=true )
     {
       mRichText = richText;
       mResult = "";
       return incidence ? incidence->accept( *this ) : false;
     }
     QString result() const { return mResult; }
 
   protected:
     bool visit( Event *event );
     bool visit( Todo *todo );
     bool visit( Journal *journal );
     bool visit( FreeBusy *fb );
 
     QString dateRangeText( Event *event );
     QString dateRangeText( Todo *todo );
     QString dateRangeText( Journal *journal );
     QString dateRangeText( FreeBusy *fb );
 
     QString generateToolTip( Incidence *incidence, QString dtRangeText );
 
   protected:
     bool mRichText;
     QString mResult;
 };
 
 QString IncidenceFormatter::ToolTipVisitor::dateRangeText( Event *event )
 {
   //FIXME: support mRichText==false
   //TODO: the &nbsp; in the strings are obsolete, they should be removed
   //      (couldn't do that because of the string freeze)
   QString ret;
   QString tmp;
   if ( event->isMultiDay() ) {
 
     tmp = event->dtStartStr( true, event->dtStart().timeSpec() );
     ret += "<br>" + i18nc( "Event start", "<i>From:</i>&nbsp;%1", tmp );
 
     tmp = event->dtEndStr( true, event->dtEnd().timeSpec() );
     ret += "<br>" + i18nc( "Event end","<i>To:</i>&nbsp;%1", tmp );
 
   } else {
 
     ret += "<br>" +
            i18n( "<i>Date:</i>&nbsp;%1",
                  event->dtStartDateStr(
                    true, event->dtStart().timeSpec() ) );
     if ( !event->allDay() ) {
       const QString dtStartTime = event->dtStartTimeStr( true, event->dtStart().timeSpec() );
       const QString dtEndTime = event->dtEndTimeStr( true, event->dtEnd().timeSpec() );
       if ( dtStartTime == dtEndTime ) {
         // to prevent 'Time: 17:00 - 17:00'
         tmp = "<br>" +
               // TODO: the comment is no longer true, &nbsp; is not needed anymore, I leave
               // because of the string freeze
               i18nc( "time for event, &nbsp; to prevent ugly line breaks", "<i>Time:</i>&nbsp;%1",
                      dtStartTime );
       } else {
         tmp = "<br>" +
               // TODO: the comment is no longer true, &nbsp; is not needed anymore, I leave
               // because of the string freeze
               i18nc( "time range for event, &nbsp; to prevent ugly line breaks",
                      "<i>Time:</i>&nbsp;%1&nbsp;-&nbsp;%2",
                      dtStartTime, dtEndTime );
       }
       ret += tmp;
     }
   }
   return ret.replace( " ", "&nbsp;" );
 }
 
 QString IncidenceFormatter::ToolTipVisitor::dateRangeText( Todo *todo )
 {
   //FIXME: support mRichText==false
   //TODO: the &nbsp; in the strings are obsolete, they should be removed
   //      (couldn't do that because of the string freeze)
   QString ret;
   if ( todo->hasStartDate() && todo->dtStart().isValid() ) {
     // No need to add <i> here. This is separated issue and each line
     // is very visible on its own. On the other hand... Yes, I like it
     // italics here :)
     ret += "<br>" + i18n( "<i>Start:</i>&nbsp;%1",
                             todo->dtStartStr(
                             true, false, todo->dtStart().timeSpec() ) ) ;
   }
   if ( todo->hasDueDate() && todo->dtDue().isValid() ) {
     ret += "<br>" + i18n( "<i>Due:</i>&nbsp;%1",
                             todo->dtDueStr(
                             true, todo->dtDue().timeSpec() ) );
   }
   if ( todo->isCompleted() ) {
     ret += "<br>" +
            i18n( "<i>Completed:</i>&nbsp;%1", todo->completedStr() );
   } else {
     ret += "<br>" +
            i18nc( "percent complete", "%1 % completed", todo->percentComplete() );
   }
 
   return ret.replace( " ", "&nbsp;" );
 }
 
 QString IncidenceFormatter::ToolTipVisitor::dateRangeText( Journal *journal )
 {
   //FIXME: support mRichText==false
   //TODO: the &nbsp; in the strings are obsolete, they should be removed
   //      (couldn't do that because of the string freeze)
   QString ret;
   if ( journal->dtStart().isValid() ) {
     ret += "<br>" +
            i18n( "<i>Date:</i>&nbsp;%1",
                  journal->dtStartDateStr( false, journal->dtStart().timeSpec() ) );
   }
   return ret.replace( " ", "&nbsp;" );
 }
 
 QString IncidenceFormatter::ToolTipVisitor::dateRangeText( FreeBusy *fb )
 {
   //FIXME: support mRichText==false
   //TODO: the &nbsp; in the strings are obsolete, they should be removed
   //      (couldn't do that because of the string freeze)
   QString ret;
   ret = "<br>" +
         i18n( "<i>Period start:</i>&nbsp;%1",
               KGlobal::locale()->formatDateTime( fb->dtStart().dateTime() ) );
   ret += "<br>" +
          i18n( "<i>Period start:</i>&nbsp;%1",
                KGlobal::locale()->formatDateTime( fb->dtEnd().dateTime() ) );
   return ret.replace( " ", "&nbsp;" );
 }
 
 bool IncidenceFormatter::ToolTipVisitor::visit( Event *event )
 {
   mResult = generateToolTip( event, dateRangeText( event ) );
   return !mResult.isEmpty();
 }
 
 bool IncidenceFormatter::ToolTipVisitor::visit( Todo *todo )
 {
   mResult = generateToolTip( todo, dateRangeText( todo ) );
   return !mResult.isEmpty();
 }
 
 bool IncidenceFormatter::ToolTipVisitor::visit( Journal *journal )
 {
   mResult = generateToolTip( journal, dateRangeText( journal ) );
   return !mResult.isEmpty();
 }
 
 bool IncidenceFormatter::ToolTipVisitor::visit( FreeBusy *fb )
 {
   //FIXME: support mRichText==false
   mResult = "<qt><b>" + i18n( "Free/Busy information for %1", fb->organizer().fullName() ) + "</b>";
   mResult += dateRangeText( fb );
   mResult += "</qt>";
   return !mResult.isEmpty();
 }
 
 QString IncidenceFormatter::ToolTipVisitor::generateToolTip( Incidence *incidence,
                                                              QString dtRangeText )
 {
   //FIXME: support mRichText==false
 
   if ( !incidence ) {
     return QString();
   }
 
   QString tmp = "<qt><b>"+ incidence->richSummary() + "</b>";
 
   tmp += dtRangeText;
 
   if ( !incidence->location().isEmpty() ) {
     // Put Location: in italics
     tmp += "<br>" +
            i18n( "<i>Location:</i>&nbsp;%1", incidence->richLocation() );
   }
 
   if ( !incidence->description().isEmpty() ) {
     QString desc( incidence->description() );
     if ( !incidence->descriptionIsRich() ) {
       if ( desc.length() > 120 ) {
         desc = desc.left( 120 ) + "...";
       }
       desc = Qt::escape( desc ).replace( "\n", "<br>" );
     } else {
       // TODO: truncate the description when it's rich text
     }
     tmp += "<br>----------<br>" + i18n( "<i>Description:</i>" ) + "<br>" + desc;
   }
   tmp += "</qt>";
   return tmp;
 }
 //@endcond
 
 QString IncidenceFormatter::toolTipString( IncidenceBase *incidence, bool richText )
 {
   ToolTipVisitor v;
   if ( v.act( incidence, richText ) ) {
     return v.result();
   } else {
     return QString();
   }
 }
 
 /*******************************************************************
  *  Helper functions for the Incidence tooltips
  *******************************************************************/
 
 static QString mailBodyIncidence( Incidence *incidence )
 {
   QString body;
   if ( !incidence->summary().isEmpty() ) {
     body += i18n( "Summary: %1\n", incidence->richSummary() );
   }
   if ( !incidence->organizer().isEmpty() ) {
     body += i18n( "Organizer: %1\n", incidence->organizer().fullName() );
   }
   if ( !incidence->location().isEmpty() ) {
     body += i18n( "Location: %1\n", incidence->richLocation() );
   }
   return body;
 }
 
 //@cond PRIVATE
 class KCal::IncidenceFormatter::MailBodyVisitor : public IncidenceBase::Visitor
 {
   public:
     MailBodyVisitor() : mResult( "" ) {}
 
     bool act( IncidenceBase *incidence )
     {
       mResult = "";
       return incidence ? incidence->accept( *this ) : false;
     }
     QString result() const
     {
       return mResult;
     }
 
   protected:
     bool visit( Event *event );
     bool visit( Todo *todo );
     bool visit( Journal *journal );
     bool visit( FreeBusy * )
     {
       mResult = i18n( "This is a Free Busy Object" );
       return !mResult.isEmpty();
     }
   protected:
     QString mResult;
 };
 
 bool IncidenceFormatter::MailBodyVisitor::visit( Event *event )
 {
   QString recurrence[]= {
     i18nc( "no recurrence", "None" ),
     i18nc( "event recurs by minutes", "Minutely" ),
     i18nc( "event recurs by hours", "Hourly" ),
     i18nc( "event recurs by days", "Daily" ),
     i18nc( "event recurs by weeks", "Weekly" ),
     i18nc( "event recurs same position (e.g. first monday) each month", "Monthly Same Position" ),
     i18nc( "event recurs same day each month", "Monthly Same Day" ),
     i18nc( "event recurs same month each year", "Yearly Same Month" ),
     i18nc( "event recurs same day each year", "Yearly Same Day" ),
     i18nc( "event recurs same position (e.g. first monday) each year", "Yearly Same Position" )
   };
 
   mResult = mailBodyIncidence( event );
   mResult += i18n( "Start Date: %1\n",
                    event->dtStartDateStr( true, event->dtStart().timeSpec() ) );
   if ( !event->allDay() ) {
     mResult += i18n( "Start Time: %1\n",
                      event->dtStartTimeStr( true, event->dtStart().timeSpec() ) );
   }
   if ( event->dtStart() != event->dtEnd() ) {
     mResult += i18n( "End Date: %1\n",
                      event->dtEndDateStr( true, event->dtStart().timeSpec() ) );
   }
   if ( !event->allDay() ) {
     mResult += i18n( "End Time: %1\n",
                      event->dtEndTimeStr( true, event->dtStart().timeSpec() ) );
   }
   if ( event->recurs() ) {
     Recurrence *recur = event->recurrence();
     // TODO: Merge these two to one of the form "Recurs every 3 days"
     mResult += i18n( "Recurs: %1\n", recurrence[ recur->recurrenceType() ] );
     mResult += i18n( "Frequency: %1\n", event->recurrence()->frequency() );
 
     if ( recur->duration() > 0 ) {
       mResult += i18np( "Repeats once", "Repeats %1 times", recur->duration() );
       mResult += '\n';
     } else {
       if ( recur->duration() != -1 ) {
 // TODO_Recurrence: What to do with all-day
         QString endstr;
         if ( event->allDay() ) {
           endstr = KGlobal::locale()->formatDate( recur->endDate() );
         } else {
           endstr = KGlobal::locale()->formatDateTime( recur->endDateTime().dateTime() );
         }
         mResult += i18n( "Repeat until: %1\n", endstr );
       } else {
         mResult += i18n( "Repeats forever\n" );
       }
     }
   }
 
   QString details = event->richDescription();
   if ( !details.isEmpty() ) {
     mResult += i18n( "Details:\n%1\n", details );
   }
   return !mResult.isEmpty();
 }
 
 bool IncidenceFormatter::MailBodyVisitor::visit( Todo *todo )
 {
   mResult = mailBodyIncidence( todo );
 
   if ( todo->hasStartDate() && todo->dtStart().isValid() ) {
     mResult += i18n( "Start Date: %1\n",
                      todo->dtStartDateStr( true, false, todo->dtStart().timeSpec() ) );
     if ( !todo->allDay() ) {
       mResult += i18n( "Start Time: %1\n",
                        todo->dtStartTimeStr( true, false, todo->dtStart().timeSpec() ) );
     }
   }
   if ( todo->hasDueDate() && todo->dtDue().isValid() ) {
     mResult += i18n( "Due Date: %1\n",
                      todo->dtDueDateStr( true, todo->dtDue().timeSpec() ) );
     if ( !todo->allDay() ) {
       mResult += i18n( "Due Time: %1\n",
                        todo->dtDueTimeStr( true, todo->dtDue().timeSpec() ) );
     }
   }
   QString details = todo->richDescription();
   if ( !details.isEmpty() ) {
     mResult += i18n( "Details:\n%1\n", details );
   }
   return !mResult.isEmpty();
 }
 
 bool IncidenceFormatter::MailBodyVisitor::visit( Journal *journal )
 {
   mResult = mailBodyIncidence( journal );
   mResult += i18n( "Date: %1\n", journal->dtStartDateStr( true, journal->dtStart().timeSpec() ) );
   if ( !journal->allDay() ) {
     mResult += i18n( "Time: %1\n", journal->dtStartTimeStr( true, journal->dtStart().timeSpec() ) );
   }
   if ( !journal->description().isEmpty() ) {
     mResult += i18n( "Text of the journal:\n%1\n", journal->richDescription() );
   }
   return !mResult.isEmpty();
 }
 //@endcond
 
 QString IncidenceFormatter::mailBodyString( IncidenceBase *incidence )
 {
   if ( !incidence ) {
     return QString();
   }
 
   MailBodyVisitor v;
   if ( v.act( incidence ) ) {
     return v.result();
   }
   return QString();
 }
 
 static QString recurEnd( Incidence *incidence )
 {
   QString endstr;
   if ( incidence->allDay() ) {
     endstr = KGlobal::locale()->formatDate( incidence->recurrence()->endDate() );
   } else {
     endstr = KGlobal::locale()->formatDateTime( incidence->recurrence()->endDateTime() );
   }
   return endstr;
 }
 
 QString IncidenceFormatter::recurrenceString( Incidence *incidence )
 {
   if ( !incidence->recurs() ) {
     return i18n( "No recurrence" );
   }
 
   Recurrence *recur = incidence->recurrence();
   switch ( recur->recurrenceType() ) {
   case Recurrence::rNone:
     return i18n( "No recurrence" );
   case Recurrence::rMinutely:
     if ( recur->duration() != -1 ) {
       return i18np( "Recurs every minute until %2",
                     "Recurs every %1 minutes until %2",
                     recur->frequency(), recurEnd( incidence ) );
     }
     return i18np( "Recurs every minute",
                   "Recurs every %1 minutes", recur->frequency() );
   case Recurrence::rHourly:
     if ( recur->duration() != -1 ) {
       return i18np( "Recurs hourly until %2",
                     "Recurs every %1 hours until %2",
                     recur->frequency(), recurEnd( incidence ) );
     }
     return i18np( "Recurs hourly", "Recurs every %1 hours", recur->frequency() );
   case Recurrence::rDaily:
     if ( recur->duration() != -1 ) {
       return i18np( "Recurs daily until %2",
                     "Recurs every %1 days until %2",
                     recur->frequency(), recurEnd( incidence ) );
     }
     return i18np( "Recurs daily", "Recurs every %1 days", recur->frequency() );
   case Recurrence::rWeekly:
     if ( recur->duration() != -1 ) {
       return i18np( "Recurs weekly until %2",
                     "Recurs every %1 weeks until %2",
                     recur->frequency(), recurEnd( incidence ) );
     }
     return i18np( "Recurs weekly", "Recurs every %1 weeks", recur->frequency() );
   case Recurrence::rMonthlyPos:
   case Recurrence::rMonthlyDay:
     if ( recur->duration() != -1 ) {
       return i18np( "Recurs monthly until %2", "Recurs every %1 month until %2",
                     recur->frequency(), recurEnd( incidence ) );
     }
     return i18np( "Recurs monthly", "Recurs every %1 month", recur->frequency() );
   case Recurrence::rYearlyMonth:
   case Recurrence::rYearlyDay:
   case Recurrence::rYearlyPos:
     if ( recur->duration() != -1 ) {
       return i18np( "Recurs yearly until %2", "Recurs every %1 years until %2",
                     recur->frequency(), recurEnd( incidence ) );
     }
     return i18np( "Recurs yearly", "Recurs every %1 years", recur->frequency() );
   default:
     return i18n( "Incidence recurs" );
   }
 }