planner.cpp

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/*
  This file is part of Kontact.

  Copyright (c) 2003 Tobias Koenig <tokoe@kde.org>
  Copyright (c) 2006 Oral Timocin <oral.timocin@kdemail.net>
  Copyright (c) 2008-2009 Allen Winter <winter@kde.org>

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

  As a special exception, permission is given to link this program
  with any edition of Qt, and distribute the resulting executable,
  without including the source code for Qt in the source distribution.
*/

#include "planner.h"
#include "plannerplugin.h"
#include "stdcalendar.h"
#include "korganizer/korganizerinterface.h"

#include <Akonadi/Contact/ContactSearchJob>

#include <KCal/Calendar>
#include <KCal/CalHelper>
#include <KCal/IncidenceFormatter>

#include <KHolidays/Holidays>

#include <KontactInterface/Core>

#include <KConfig>
#include <KConfigGroup>
#include <KIconLoader>
#include <KLocale>
#include <KMenu>
#include <KSystemTimeZones>
#include <KUrlLabel>

#include <QEvent>
#include <QLabel>
#include <QVBoxLayout>

enum SDIncidenceType {
  IncidenceTypeContact,
  IncidenceTypeEvent
};

enum SDCategory {
  CategoryBirthday,
  CategoryAnniversary,
  CategoryHoliday,
  CategoryOther
};

class SDEntry
{
  public:
    SDIncidenceType type;
    SDCategory category;
    int yearsOld;
    int daysTo;
    QDate date;
    QString summary;
    QString desc;
    int span; // #days in the special occassion.
    Addressee addressee;

    bool operator<( const SDEntry &entry ) const
    {
      return daysTo < entry.daysTo;
    }
};

Planner::Planner( KontactInterface::Plugin *plugin, QWidget *parent )
  : KontactInterface::Summary( parent ), mPlugin( plugin ), mCalendar( 0 )
{
  mLayout = new QVBoxLayout( this );
  mLayout->setSpacing( 3 );
  mLayout->setMargin( 3 );

  QWidget *header = createHeader( this, "view-pim-summary", i18n( "Planner" ) );
  mLayout->addWidget( header );

  mCalendar = KOrg::StdCalendar::self();
#if 0 //sebsauer
  mCalendar->load();
#endif

  connect( mCalendar, SIGNAL(calendarChanged()), SLOT(updateView()) );
  connect( mPlugin->core(), SIGNAL(dayChanged(QDate)), SLOT(updateView()) );

  // Update Configuration
  configUpdated();
}

void Planner::configUpdated()
{
  KConfig config( "plannerrc" );

  //Read general config
  KConfigGroup group = config.group( "General" );
  mShowRecurrence = group.readEntry( "ShowRecurrence", true );
  mShowReminder = group.readEntry( "ShowReminder", true );
  mUnderline = group.readEntry( "underlineLink", true );
  mTodo = group.readEntry( "ShowTodo", true );
  mSd = group.readEntry( "ShowSd", true );

  //Read Calendar config
  group = config.group( "Calendar" );
  mCustomDays = group.readEntry( "DaysToShow", 1 );

  //Read Todo config
  group = config.group( "Hide" );
  mHideCompleted = group.readEntry( "Completed", true );
  mHideOpenEnded = group.readEntry( "OpenEnded", false );
  mHideInProgress = group.readEntry( "InProgress", false );
  mHideOverdue = group.readEntry( "Overdue", false );
  mHideNotStarted = group.readEntry( "NotStarted", false );

  //Read Special Dates config
  group = config.group( "SpecialDates" );
//   mBirthdayCal = group.readEntry( "BirthdayCal", true );
  mBirthdayConList = group.readEntry( "BirthdayConList", true );
//   mAnniversariesCal = group.readEntry( "AnniversariesCal", true );
  mAnniversariesConList = group.readEntry( "AnniversariesConList", true );
  mHolidaysCal = group.readEntry( "HolidaysCal", true );
  mSpecialOccasionsCal = group.readEntry( "SpecialOccasionsCal", true );

  //Read Groupware Config
  group = config.group( "Groupware" );
  mShowMyEventsOnly = group.readEntry( "ShowMyEventsOnly", false );
  mShowMyTodosOnly = group.readEntry( "ShowMyTodosOnly", false );

  updateView();
}

void Planner::updateView()
{
  while ( !mLabels.isEmpty() ) {
    delete mLabels.takeFirst();
  }

  KIconLoader loader( "kdepim" );

  QLabel *label = 0;
  int counter = -1;

  QDate dt;
  QDate currentDate = QDate::currentDate();

  for ( dt = currentDate;
        dt <= currentDate.addDays( mCustomDays - 1 );
        dt = dt.addDays( 1 ) ) {

    //Initialize Todo List
    initTodoList( dt );
    //Initialize Event List
    initEventList( dt );
    //Initialize SD List
    initSdList( dt );

    // Fill Appointment Pixmap Field
    if ( !mEvents.empty() || ( !mTodos.empty() && mTodo ) || ( !mDates.empty() && mSd ) ) {

      // Fill Event Date Field
      bool makeBold = false;
      QString datestr;

      // Modify event date for printing
      QDate sD = QDate( dt.year(), dt.month(), dt.day() );
      if ( ( sD.month() == currentDate.month() ) && ( sD.day() == currentDate.day() ) ) {
        datestr = i18nc( "today", "Today" );
        makeBold = true;
      } else if ( ( sD.month() == currentDate.addDays( 1 ).month() ) &&
                  ( sD.day()   == currentDate.addDays( 1 ).day() ) ) {
        datestr = i18nc( "tomorrow", "Tomorrow" );
      } else {
        datestr = KGlobal::locale()->formatDate( sD );
      }

      label = new QLabel( datestr, this );
      label->setAlignment( Qt::AlignLeft | Qt::AlignTop );
      if ( makeBold ) {
        QFont font = label->font();
        font.setBold( true );
        font.setItalic( true );
        label->setFont( font );
      } else {
        QFont font = label->font();
        font.setItalic( true );
        label->setFont( font );
      }

      mLayout->addWidget( label );
      mLabels.append( label );

      ++counter;
      QVBoxLayout *gridLayout = new QVBoxLayout();
      mPlannerGrid = new QGridLayout();
      gridLayout->addItem( mPlannerGrid );

      mLayout->addLayout( gridLayout );

      if ( !mDates.empty() && mSd ) {
        counter = showSd( counter, dt );
      }
      if ( !mTodos.empty() && mTodo ) {
        counter = showTodos( counter, dt );
      }
      if ( !mEvents.empty() ) {
        counter = showEvents( counter, dt );
      }
    }
  }

  if ( !counter ) {
    QLabel *noEvents = new QLabel(
      i18np( "No appointments pending within the next day",
             "No appointments pending within the next %1 days", mCustomDays ), this );
    noEvents->setAlignment( Qt::AlignHCenter | Qt::AlignVCenter );
    mLayout->addWidget( noEvents, 0, 0 );
    mLabels.append( noEvents );
  }

  Q_FOREACH ( label, mLabels ) { //krazy:exclude=foreach as label is a pointer
    label->show();
  }
}

void Planner::initTodoList( const QDate &date )
{
  mTodos.setAutoDelete( true );
  mTodos.clear();
  mTodos.setAutoDelete( false );
  QDate currentDate = QDate::currentDate();

  Q_FOREACH ( Todo *todo, mCalendar->todos() ) {
    // Optionally, show only my To-dos
    if ( mShowMyTodosOnly && !CalHelper::isMyCalendarIncidence( mCalendar, todo ) ) {
      continue;
    }

    //Hide Overdue or not
    if ( !mHideOverdue && overdue( todo ) && date != currentDate ) {
      continue;
    }
    if ( mHideOverdue && overdue( todo ) ) {
      continue;
    }
    //Hide in Progress or not
    if ( !mHideInProgress && inProgress( todo ) && date != currentDate ) {
      continue;
    }
    if ( mHideInProgress && inProgress( todo ) ) {
      continue;
    }
    //Hide Completed or not
    if ( !mHideCompleted && completed( todo ) && date != currentDate ) {
      continue;
    }
    if ( mHideCompleted && completed( todo ) ) {
      continue;
    }
    //Hide OpenEnded or not
    if ( !mHideOpenEnded && openEnded( todo ) && date != currentDate ) {
      continue;
    }
    if ( mHideOpenEnded && openEnded( todo ) ) {
      continue;
    }
    //Hide NotStarted or not
    if ( !mHideNotStarted && notStarted( todo ) && date != currentDate ) {
      continue;
    }
    if ( mHideNotStarted && notStarted( todo ) ) {
      continue;
    }
    if ( !overdue( todo ) && !inProgress( todo ) && !completed( todo ) && !openEnded( todo ) &&
        !notStarted( todo ) && todo->hasDueDate() && todo->dtDue().date() != date ) {
      continue;
    }
    mTodos.append( todo );
  }

  if ( !mTodos.isEmpty() ) {
    mTodos = Calendar::sortTodos( &mTodos,
                                  TodoSortSummary,
                                  SortDirectionAscending );
    mTodos = Calendar::sortTodos( &mTodos,
                                  TodoSortPriority,
                                  SortDirectionAscending );
    mTodos = Calendar::sortTodos( &mTodos,
                                  TodoSortDueDate,
                                  SortDirectionAscending );
  }
}

int Planner::showTodos( int counter, const QDate &date )
{
  KIconLoader loader( "kdepim" );

  if ( !mTodos.empty() ) {

    ++counter;

    Q_FOREACH ( Todo *todo, mTodos ) {
      QString stateText = initStateText ( todo, date );

      mPlannerGrid->setColumnMinimumWidth( 0, 40 );

      QPixmap todoPm = loader.loadIcon( "view-pim-tasks", KIconLoader::Small );
      QLabel *label = new QLabel( this );
      label->setPixmap( todoPm );
      label->setMaximumWidth( label->minimumSizeHint().width() );
      mPlannerGrid->addWidget( label, counter, 1 );
      mLabels.append( label );

      mPlannerGrid->setColumnMinimumWidth( 2, 15 );

      QString percent = QString::number( todo->percentComplete() ) + '%';
      KUrlLabel *urlLabel = new KUrlLabel( this );
      urlLabel->setText( percent );
      urlLabel->setUrl( todo->uid() );
      if ( stateText == i18nc( "to-do is overdue", "overdue" ) ) {
        urlLabel->setText( "<font color = red >" + percent + "</font>" );
      }
      urlLabel->setAlignment( Qt::AlignHCenter | Qt::AlignTop );
      if ( !mUnderline ) {
        urlLabel->setUnderline( false );
      }
      urlLabel->setWordWrap( true );
      urlLabel->setMaximumWidth( urlLabel->minimumSizeHint().width() );
      mPlannerGrid->addWidget( urlLabel, counter, 3 );
      mLabels.append( urlLabel );

      connect( urlLabel, SIGNAL(rightClickedUrl(QString)),
               this, SLOT(changePercentage(QString)) );

      QString string = todo->summary();
      if ( todo->relatedTo() ) { // show parent only, not entire ancestry
        string = todo->relatedTo()->summary() + ':' + todo->summary();
      }

      mPlannerGrid->setColumnMinimumWidth( 4, 15 );

      KUrlLabel *urlLabel2 = new KUrlLabel( this );
      urlLabel2->setText( string );
      urlLabel2->setUrl( todo->uid() );
      urlLabel2->installEventFilter( this );
      urlLabel2->setAlignment( Qt::AlignLeft | Qt::AlignTop );
      urlLabel2->setWordWrap( true );
      if ( stateText == i18nc( "to-do is overdue", "overdue" ) ) {
        urlLabel2->setText( "<font color = red >" + string + "</font>" );
      }
      if ( !mUnderline ) {
        urlLabel2->setUnderline( false );
      }
      mPlannerGrid->addWidget( urlLabel2, counter, 5 );
      mLabels.append( urlLabel2 );

      connect( urlLabel2, SIGNAL(leftClickedUrl(QString)),
               this, SLOT(viewTodo(QString)) );
      connect( urlLabel2, SIGNAL(rightClickedUrl(QString)),
               this, SLOT(todoPopupMenu(QString)) );

      QString tipText( IncidenceFormatter::toolTipStr(
                         mCalendar, todo, date, true, KSystemTimeZones::local() ) );
      if ( !tipText.isEmpty() ) {
        urlLabel2->setToolTip( tipText );
      }

      mPlannerGrid->setColumnMinimumWidth( 6, 15 );

      label = new QLabel( stateText, this );
      if ( stateText == i18nc( "to-do is overdue", "overdue" ) ) {
        label->setText( "<font color = red >" + stateText + " </font>" );
      }
      label->setAlignment( Qt::AlignLeft | Qt::AlignTop );
      label->setMaximumWidth( label->minimumSizeHint().width() );
      mPlannerGrid->addWidget( label, counter, 7 );
      mLabels.append( label );

      mPlannerGrid->setColumnMinimumWidth( 8, 15 );

      if ( mShowReminder ) {
        QPixmap alarm;
        if ( todo->hasEnabledAlarms() ) {
          alarm = loader.loadIcon( "task-reminder", KIconLoader::Small );
        }
        label = new QLabel( this );
        label->setPixmap( alarm );
        label->setMaximumWidth( label->minimumSizeHint().width() );
        mPlannerGrid->addWidget( label, counter, 9 );
        mLabels.append( label );
      }

      mPlannerGrid->setColumnMinimumWidth( 10, 15 );

      if ( mShowRecurrence ) {
        QPixmap recur;
        if ( todo->hasEnabledAlarms() ) {
          recur = loader.loadIcon( "task-recurring", KIconLoader::Small );
        }
        label = new QLabel( this );
        label->setPixmap( recur );
        label->setMaximumWidth( label->minimumSizeHint().width() );
        mPlannerGrid->addWidget( label, counter, 11 );
        mLabels.append( label );
      }
      counter++;
    }
  }
  return counter;
}
//
void Planner::initEventList( const QDate &date )
{
  mEvents.setAutoDelete( true );
  mEvents.clear();
  mEvents.setAutoDelete( false );

  Q_FOREACH ( Event *ev, mCalendar->events( date, mCalendar->timeSpec() ) ) {
    // Optionally, show only my Events
    if ( mShowMyEventsOnly && !CalHelper::isMyCalendarIncidence( mCalendar, ev ) ) {
      continue;
    }
    mEvents.append( ev );
  }

  // sort the events for this date by summary
  mEvents = Calendar::sortEvents( &mEvents,
                                  EventSortSummary,
                                  SortDirectionAscending );
  // sort the events for this date by start date
  mEvents = Calendar::sortEvents( &mEvents,
                                  EventSortStartDate,
                                  SortDirectionAscending );
}

int Planner::showEvents( int counter, const QDate &date )
{
  KIconLoader loader( "kdepim" );

  if ( !mEvents.empty() ) {

    QDate currentDate = QDate::currentDate();
    QString datestr;
    QDate sD = date;
    QLabel *label;

    ++counter;

    Q_FOREACH ( Event *ev, mEvents ) {
      // Count number of days remaining in multiday event
      int span = 1;
      int dayof = 1;
      if ( ev->isMultiDay() ) {
        QDate d = ev->dtStart().date();
        if ( d < currentDate ) {
          d = currentDate;
        }
        while ( d < ev->dtEnd().date() ) {
          if ( d < date ) {
            dayof++;
          }
          span++;
          d = d.addDays( 1 );
        }
      }

      // If this date is part of an allDay, multiday event, then we
      // only make a print for the first day of the event.
      if ( ev->isMultiDay() && ev->allDay() && dayof != 1 ) {
        continue;
      }

      mPlannerGrid->setColumnMinimumWidth( 0, 40 );

      //Show Event icon
      QPixmap re = loader.loadIcon( "view-calendar-day", KIconLoader::Small );
      label = new QLabel( this );
      label->setPixmap( re );
      label->setMaximumWidth( label->minimumSizeHint().width() );
      label->setAlignment( Qt::AlignTop );
      mPlannerGrid->addWidget( label, counter, 1 );
      mLabels.append( label );

      mPlannerGrid->setColumnMinimumWidth( 2, 15 );

      // Print the date span for multiday, allDay events, for the
      // first day of the event only.
      KDateTime::Spec spec = KSystemTimeZones::local();
      if ( ev->isMultiDay() && ev->allDay() && dayof == 1 && span > 1 ) {
        KDateTime ksD( sD.addDays( span - 1 ), spec );
        datestr = IncidenceFormatter::dateToString( ev->dtStart(), false, spec ) +
                  " -\n " +
                  IncidenceFormatter::dateToString( ksD, false, spec );
        label = new QLabel( datestr, this );
        label->setAlignment( Qt::AlignLeft | Qt::AlignTop );
        mPlannerGrid->addWidget( label, counter, 3 );
        mLabels.append( label );
      }

      // Fill Event Time Range Field (only for non-allDay Events)
      if ( !ev->allDay() ) {
        QTime sST = ev->dtStart().toTimeSpec( spec ).time();
        QTime sET = ev->dtEnd().toTimeSpec( spec ).time();
        if ( ev->isMultiDay() ) {
          if ( ev->dtStart().date() < date ) {
            sST = QTime( 0, 0 );
          }
          if ( ev->dtEnd().date() > date ) {
            sET = QTime( 23, 59 );
          }
        }

        datestr = i18nc( "Time from - to", "%1 - %2",
                         KGlobal::locale()->formatTime( sST ),
                         KGlobal::locale()->formatTime( sET ) );
        label = new QLabel( datestr, this );
        label->setAlignment( Qt::AlignLeft | Qt::AlignTop );
        label->setMaximumWidth( label->minimumSizeHint().width() );
        mPlannerGrid->addWidget( label, counter, 3 );
        mLabels.append( label );
      }

      mPlannerGrid->setColumnMinimumWidth( 4, 15 );

      // Fill Event Summary Field
      QString newtext = ev->summary();
      if ( ev->isMultiDay() &&  !ev->allDay() ) {
        newtext.append( QString( " (%1/%2)" ).arg( dayof ).arg( span ) );
      }
      KUrlLabel *urlLabel = new KUrlLabel( this );
      urlLabel->setText( newtext );
      urlLabel->setUrl( ev->uid() );
      urlLabel->installEventFilter( this );
      urlLabel->setAlignment( Qt::AlignLeft | Qt::AlignTop );
      urlLabel->setWordWrap( true );
      if ( !mUnderline ) {
        urlLabel->setUnderline( false );
      }
      mPlannerGrid->addWidget( urlLabel, counter, 5 );
      mLabels.append( urlLabel );

      mPlannerGrid->setColumnMinimumWidth( 6, 15 );
      mPlannerGrid->setColumnMinimumWidth( 7, 15 );
      mPlannerGrid->setColumnMinimumWidth( 8, 15 );

       //Show icon if Alarm is enabled
      if ( mShowReminder ) {
        QPixmap alarm;
        if ( ev->hasEnabledAlarms () ) {
          alarm = loader.loadIcon( "task-reminder", KIconLoader::Small );
        }
        label = new QLabel( this );
        label->setPixmap( alarm );
        label->setMaximumWidth( label->minimumSizeHint().width() );
        label->setAlignment( Qt::AlignTop );
        mPlannerGrid->addWidget( label, counter, 9 );
        mLabels.append( label );
      } else {
        mPlannerGrid->setColumnMinimumWidth( 9, 15 );
      }

      mPlannerGrid->setColumnMinimumWidth( 10, 15 );

      //Show icon if Event recurs
      if ( mShowRecurrence ) {
        QPixmap recur;
        if ( ev->recurs() ) {
          recur = loader.loadIcon( "appointment-recurring", KIconLoader::Small );
        }
        label = new QLabel( this );
        label->setPixmap( recur );
        label->setMaximumWidth( label->minimumSizeHint().width() );
        label->setAlignment( Qt::AlignTop );
        mPlannerGrid->addWidget( label, counter, 11 );
        mLabels.append( label );
      }

      connect( urlLabel, SIGNAL(leftClickedUrl(QString)),
                this, SLOT(viewEvent(QString)) );
      connect( urlLabel, SIGNAL(rightClickedUrl(QString)),
               this, SLOT(eventPopupMenu(QString)) );

      QString tipText( IncidenceFormatter::toolTipStr(
                         mCalendar, ev, date, true, KSystemTimeZones::local() ) );
      if ( !tipText.isEmpty() ) {
        urlLabel->setToolTip( tipText );
      }

      counter++;
    }
  }
  return counter;
}

bool Planner::initHolidays()
{
  KConfig _hconfig( "korganizerrc" );
  KConfigGroup hconfig( &_hconfig, "Time & Date" );
  QString location = hconfig.readEntry( "Holidays" );
  if ( !location.isEmpty() ) {
    mHolidays = new KHolidays::HolidayRegion( location );
    return true;
  }
  return false;
}

void Planner::initSdList( const QDate &date )
{
  mDates.clear();

  Akonadi::ContactSearchJob *job = new Akonadi::ContactSearchJob( this );
  job->exec();

  Q_FOREACH ( const Addressee &addressee, job->contacts() ) {
    const QDate birthday = addressee.birthday().date();
    if ( birthday.isValid() && mBirthdayConList &&
          birthday.day() == date.day() && birthday.month() == date.month() ) {
      SDEntry entry;
      entry.type = IncidenceTypeContact;
      entry.category = CategoryBirthday;
      entry.date = birthday;
      entry.addressee = addressee;
      entry.yearsOld = QDate::currentDate().year() - birthday.year();
      mDates.append( entry );
    }

    QString anniversaryAsString = addressee.custom( "KADDRESSBOOK", "X-Anniversary" );
    if ( !anniversaryAsString.isEmpty() ) {
      QDate anniversary = QDate::fromString( anniversaryAsString, Qt::ISODate );
      if ( anniversary.isValid() && mAnniversariesConList &&
          anniversary.day() == date.day() && anniversary.month() == date.month() ) {
        SDEntry entry;
        entry.type = IncidenceTypeContact;
        entry.category = CategoryAnniversary;
        entry.date = anniversary;
        entry.addressee = addressee;
        entry.yearsOld = QDate::currentDate().year() - anniversary.year();
        mDates.append( entry );
      }
    }
  }

  if ( mHolidaysCal ) {
    if ( initHolidays() ) {
      Q_FOREACH ( const KHolidays::Holiday &holiday, mHolidays->holidays( date ) ) {
        if ( !mSpecialOccasionsCal && holiday.dayType() != KHolidays::Holiday::NonWorkday ) {
          continue;
        }
        SDEntry entry;
        entry.type = IncidenceTypeEvent;
        entry.category = ( holiday.dayType() == KHolidays::Holiday::NonWorkday )?
                          CategoryHoliday : CategoryOther;
        entry.date = date;
        entry.summary = holiday.text();
        mDates.append( entry );
      }
    }
  }
}

int Planner::showSd( int counter, const QDate &date )
{
  KIconLoader loader( "kdepim" );
  Q_UNUSED( date );
//   initSdList( date );

  QPixmap birthdayIcon =
    loader.loadIcon( "view-calendar-birthday", KIconLoader::Small );
  QPixmap anniversaryIcon =
    loader.loadIcon( "view-calendar-wedding-anniversary", KIconLoader::Small );
  QPixmap holidayIcon =
    loader.loadIcon( "view-calendar-holiday", KIconLoader::Small );
  QPixmap specialOccasionsIcon =
    loader.loadIcon( "favorites", KIconLoader::Small );

  ++counter;
  Q_FOREACH ( const SDEntry &entry, mDates ) {
    mPlannerGrid->setColumnMinimumWidth( 0, 40 );

    //Show Sd icon
    QLabel *label = new QLabel( this );
    switch ( entry.category ) {
    case CategoryBirthday:
      label->setPixmap( birthdayIcon );
      break;
    case CategoryAnniversary:
      label->setPixmap( anniversaryIcon );
      break;
    case CategoryHoliday:
      label->setPixmap( holidayIcon );
      break;
    case CategoryOther:
      label->setPixmap( specialOccasionsIcon );
      break;
    }
    label->setMaximumWidth( label->minimumSizeHint().width() );
    label->setAlignment( Qt::AlignTop );
    mPlannerGrid->addWidget( label, counter, 1 );
    mLabels.append( label );

    mPlannerGrid->setColumnMinimumWidth( 2, 15 );

    QString catName;
    switch ( entry.category ) {
    case CategoryBirthday:
      catName = i18n( "Birthday" );
      break;
    case CategoryAnniversary:
      catName = i18n( "Anniversary" );
      break;
    case CategoryHoliday:
      catName = i18n( "Holiday" );
      break;
    case CategoryOther:
      catName = i18n( "Special Occasion" );
      break;
    }
    label = new QLabel( this );
    label->setText( catName );
    label->setAlignment( Qt::AlignLeft | Qt::AlignVCenter );
    mPlannerGrid->addWidget( label, counter, 3 );
    mLabels.append( label );

    mPlannerGrid->setColumnMinimumWidth( 4, 15 );

    if ( entry.type == IncidenceTypeContact ) {
      KUrlLabel *urlLabel = new KUrlLabel( this );
      urlLabel->installEventFilter( this );
      urlLabel->setUrl( entry.addressee.uid() );
      urlLabel->setText( entry.addressee.realName() );
      urlLabel->setTextFormat( Qt::RichText );
      urlLabel->setWordWrap( true );
      if ( !mUnderline ) {
        urlLabel->setUnderline( false );
      }
      mPlannerGrid->addWidget( urlLabel, counter, 5 );
      mLabels.append( urlLabel );
    } else {
      label = new QLabel( this );
      label->setText( entry.summary );
      label->setTextFormat( Qt::RichText );
      mPlannerGrid->addWidget( label, counter, 5 );
      mLabels.append( label );
      if ( !entry.desc.isEmpty() ) {
        label->setToolTip( entry.desc );
      }
    }

    mPlannerGrid->setColumnMinimumWidth( 6, 15 );

    if ( entry.category == CategoryBirthday || entry.category == CategoryAnniversary ) {
      label = new QLabel( this );
      if ( entry.yearsOld <= 0 ) {
        label->setText( "" );
      } else {
        label->setText( i18np( "one year", "%1 years", entry.yearsOld ) );
      }
      label->setAlignment( Qt::AlignLeft | Qt::AlignVCenter );
      mPlannerGrid->addWidget( label, counter, 7 );
      mLabels.append( label );
    }

    counter++;
  }
  return counter;
}

void Planner::viewEvent( const QString &uid )
{
  mPlugin->core()->selectPlugin( "kontact_korganizerplugin" );
  OrgKdeKorganizerKorganizerInterface korganizer(
    "org.kde.korganizer", "/Korganizer", QDBusConnection::sessionBus() );
  korganizer.editIncidence( uid );
}

void Planner::removeEvent( const QString &uid )
{
  mPlugin->core()->selectPlugin( "kontact_korganizerplugin" );
  OrgKdeKorganizerKorganizerInterface korganizer(
    "org.kde.korganizer", "/Korganizer", QDBusConnection::sessionBus() );
  korganizer.deleteIncidence( uid, false );
}

void Planner::eventPopupMenu( const QString &uid )
{
  KMenu popup( this );
  QAction *editIt = popup.addAction( i18n( "&Edit Appointment..." ) );
  QAction *delIt = popup.addAction( i18n( "&Delete Appointment" ) );
  delIt->setIcon( KIconLoader::global()->loadIcon( "edit-delete", KIconLoader::Small ) );

  const QAction *selectedAction = popup.exec( QCursor::pos() );
  if ( selectedAction == editIt ) {
    viewEvent( uid );
  } else if ( selectedAction == delIt ) {
    removeEvent( uid );
  }
}

bool Planner::eventFilter( QObject *obj, QEvent *e )
{
  if ( obj->inherits( "KUrlLabel" ) ) {
    KUrlLabel *label = static_cast<KUrlLabel*>( obj );
    if ( e->type() == QEvent::Enter ) {
      emit message( i18n( "Edit Appointment: \"%1\"", label->text() ) );
    }
    if ( e->type() == QEvent::Leave ) {
      emit message( QString::null ); //krazy:exclude=nullstrassign for old broken gcc
    }
  }

  return KontactInterface::Summary::eventFilter( obj, e );
}

QString Planner::initStateText( const Todo *todo, const QDate &date )
{
  QDate currentDate = QDate::currentDate();
  QString stateText;
  // show uncomplete todos from the last days
  if ( todo->hasDueDate() && !todo->isCompleted() &&
       todo->dtDue().date() < currentDate ) {
    stateText = i18nc( "to-do is overdue", "overdue" );
  }

  // show todos which started somewhere in the past and has to be finished in future
  if ( todo->hasStartDate() && todo->hasDueDate() &&
       todo->dtStart().date() < date &&
       date < todo->dtDue().date() ) {
    stateText = i18nc( "work on to-do is in progress", "in progress" );
  }

  // all todos which start today
  if ( todo->hasStartDate() && todo->dtStart().date() == date ) {
    stateText = i18nc( "to-do starts today", "starts today" );
  }

  // all todos which are due today
  if ( todo->hasDueDate() && todo->dtDue().date() == date && todo->dtDue().date() == currentDate ) {
    stateText = i18nc( "to-do due today", "due today" );
  }
  if ( todo->isCompleted() ) {
    stateText = i18nc( "to-do is completed", "completed" );
  }
  return stateText;
}

void Planner::todoPopupMenu( const QString &uid )
{
  KMenu popup( this );
  QAction *editIt = popup.addAction( i18n( "&Edit To-do..." ) );
  QAction *delIt = popup.addAction( i18n( "&Delete To-do" ) );
  delIt->setIcon( KIconLoader::global()->loadIcon( "edit-delete", KIconLoader::Small ) );
  QAction *doneIt = 0;
  Todo *todo = mCalendar->todo( uid );
  if ( !todo->isCompleted() ) {
    doneIt = popup.addAction( i18n( "&Mark To-do Completed" ) );
    doneIt->setIcon( KIconLoader::global()->loadIcon( "task-complete", KIconLoader::Small ) );
  }
  // TODO: add icons to the menu actions

  const QAction *selectedAction = popup.exec( QCursor::pos() );
  if ( selectedAction == editIt ) {
    viewTodo( uid );
  } else if ( selectedAction == delIt ) {
    removeTodo( uid );
  } else if ( doneIt && selectedAction == doneIt ) {
    completeTodo( uid );
  }
}

void Planner::viewTodo( const QString &uid )
{
  mPlugin->core()->selectPlugin( "kontact_todoplugin" );
  OrgKdeKorganizerKorganizerInterface korganizer(
    "org.kde.korganizer", "/Korganizer", QDBusConnection::sessionBus() );
  korganizer.editIncidence( uid );
}

void Planner::removeTodo( const QString &uid )
{
  mPlugin->core()->selectPlugin( "kontact_todoplugin" );
  OrgKdeKorganizerKorganizerInterface korganizer(
    "org.kde.korganizer", "/Korganizer", QDBusConnection::sessionBus() );
  korganizer.deleteIncidence( uid, false );
}

void Planner::completeTodo( const QString &uid )
{
  Todo *todo = mCalendar->todo( uid );
  if ( !todo->isReadOnly() ) {
    todo->setCompleted( KDateTime::currentLocalDateTime() );
    mCalendar->save();
    updateView();
  }
}

void Planner::changePercentage( const QString &uid )
{
  KMenu popup( this );
  QAction *per00 = popup.addAction( i18n( "%1%", 0 ) );
  QAction *per10 = popup.addAction( i18n( "%1%", 10 ) );
  QAction *per20 = popup.addAction( i18n( "%1%", 20 ) );
  QAction *per30 = popup.addAction( i18n( "%1%", 30 ) );
  QAction *per40 = popup.addAction( i18n( "%1%", 40 ) );
  QAction *per50 = popup.addAction( i18n( "%1%", 50 ) );
  QAction *per60 = popup.addAction( i18n( "%1%", 60 ) );
  QAction *per70 = popup.addAction( i18n( "%1%", 70 ) );
  QAction *per80 = popup.addAction( i18n( "%1%", 80 ) );
  QAction *per90 = popup.addAction( i18n( "%1%", 90 ) );
  QAction *per100= popup.addAction( i18n( "%1%", 100 ) );

  Todo *todo = mCalendar->todo( uid );
  if ( !todo->isReadOnly() && mCalendar->beginChange( todo ) ) {
    const QAction *selectedAction = popup.exec( QCursor::pos() );
    if ( selectedAction == per00 ) {
      todo->setPercentComplete( 0 );
    } else if ( selectedAction == per10 ) {
      todo->setPercentComplete( 10 );
    } else if ( selectedAction == per20 ) {
      todo->setPercentComplete( 20 );
    } else if ( selectedAction == per30 ) {
      todo->setPercentComplete( 30 );
    } else if ( selectedAction == per40 ) {
      todo->setPercentComplete( 40 );
    } else if ( selectedAction == per50 ) {
      todo->setPercentComplete( 50 );
    } else if ( selectedAction == per60 ) {
      todo->setPercentComplete( 60 );
    } else if ( selectedAction == per70 ) {
      todo->setPercentComplete( 70 );
    } else if ( selectedAction == per80 ) {
      todo->setPercentComplete( 80 );
    } else if ( selectedAction == per90 ) {
      todo->setPercentComplete( 90 );
    } else if ( selectedAction == per100 ) {
      todo->setCompleted( true );
    }
    mCalendar->endChange( todo );
    updateView();
  }
}

bool Planner::todoEventFilter( QObject *obj, QEvent *e )
{
  if ( obj->inherits( "KUrlLabel" ) ) {
    KUrlLabel *label = static_cast<KUrlLabel*>( obj );
    if ( e->type() == QEvent::Enter ) {
      emit message( i18n( "Edit To-do: \"%1\"", label->text() ) );
    }
    if ( e->type() == QEvent::Leave ) {
      emit message( QString() );
    }
  }

  return KontactInterface::Summary::eventFilter( obj, e );
}

QStringList Planner::configModules() const
{
  return QStringList( "kcmplanner.desktop" );
}

bool Planner::overdue( Todo *todo )
{
  if ( todo->hasDueDate() && !todo->isCompleted() &&
       todo->dtDue().date() < QDate::currentDate() ) {
    return true;
  }
  return false;
}

bool Planner::completed( Todo *todo )
{
  return todo->isCompleted();
}

bool Planner::openEnded( Todo *todo )
{
  if ( !todo->hasDueDate() && !todo->isCompleted() ) {
    return true;
  }
  return false;
}

bool Planner::inProgress( Todo *todo )
{
  if ( overdue( todo ) ) {
    return false;
  }

  if ( todo->percentComplete() > 0 ) {
    return true;
  }

  QDate currDate = QDate::currentDate();
  if ( todo->hasStartDate() && todo->hasDueDate() &&
       todo->dtStart().date() < currDate &&
       currDate < todo->dtDue().date() ) {
    return true;
  }

  return false;
}

bool Planner::notStarted( Todo *todo )
{
  if ( todo->percentComplete() > 0 ) {
    return false;
  }

  if ( !todo->hasStartDate() ) {
    return false;
  }

  if ( todo->dtStart().date() >= QDate::currentDate() ) {
    return false;
  }

  return true;
}
#include "planner.moc"