class.ilCalendarHeaderNavigationGUI.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2006 ILIAS open source, University of Cologne            |
        |                                                                             |
        | 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
        +-----------------------------------------------------------------------------+
*/

include_once('Services/Calendar/classes/class.ilCalendarUtil.php');

class ilCalendarHeaderNavigationGUI
{
        protected $cmdClass = null;
        protected $cmd = null;
        protected $seed = null;
        protected $increment = '';
        
        protected $html;
        protected $lng;
        protected $tpl;

        public function __construct($cmdClass,ilDate $seed,$a_increment,$cmd = '')
        {
                global $lng,$ilCtrl;
                
                $this->lng = $lng;
                
                $this->ctrl = $ilCtrl;
                $this->cmdClass = $cmdClass;
                $this->seed = clone $seed;
                $this->increment = $a_increment;
                $this->cmd = $cmd;
        }
        
        public function getHTML()
        {
                global $lng;
                
                $this->tpl = new ilTemplate('tpl.navigation_header.html',true,true,'Services/Calendar');
                
                $this->incrementDate(-2);
                $num = 0;
                do
                {
                        switch($this->increment)
                        {
                                case ilDateTime::DAY:
                                        $this->tpl->setVariable('NAV_NAME_'.++$num,ilCalendarUtil::_numericDayToString($this->seed->get(IL_CAL_FKT_DATE,'w')));
                                        break;
                                
                                case ilDateTime::WEEK:
                                        $this->tpl->setVariable('NAV_NAME_'.++$num,$this->lng->txt('week').' '.$this->seed->get(IL_CAL_FKT_DATE,'W'));
                                        break;
                                        
                                case ilDateTime::MONTH:
                                        if($num == 2)
                                        {
                                                $this->tpl->setVariable('NAV_NAME_'.++$num,
                                                        $this->lng->txt('month_'.$this->seed->get(IL_CAL_FKT_DATE,'m').'_long').
                                                        ' '.$this->seed->get(IL_CAL_FKT_DATE,'Y'));
                                        }
                                        else
                                        {
                                                $this->tpl->setVariable('NAV_NAME_'.++$num,$this->lng->txt('month_'.$this->seed->get(IL_CAL_FKT_DATE,'m').'_long'));
                                        }
                                        break;
                        }
                        $this->ctrl->setParameterByClass(get_class($this->cmdClass),'seed',$this->seed->get(IL_CAL_DATE));
                        $this->tpl->setVariable('NAV_LINK_'.$num,$this->ctrl->getLinkTarget($this->cmdClass,$this->cmd));
                        // $this->ctrl->clearParametersByClass(get_class($this->cmdClass));
                        $this->ctrl->setParameterByClass(get_class($this->cmdClass),'seed','');

                        $this->incrementDate(1);

                } while($num < 6);

                // header
                switch ($this->increment)
                {
                        case ilDateTime::DAY:
                                $this->tpl->setVariable('TXT_SELECT_TITLE', $lng->txt("cal_day_selection"));
                                $this->tpl->setVariable('TXT_VIEW_HEAD', $lng->txt("cal_day_overview"));
                                break;
                                
                        case ilDateTime::WEEK:
                                $this->tpl->setVariable('TXT_SELECT_TITLE', $lng->txt("cal_week_selection"));
                                $this->tpl->setVariable('TXT_VIEW_HEAD', $lng->txt("cal_week_overview"));
                                break;
                                
                        case ilDateTime::MONTH:
                                $this->tpl->setVariable('TXT_SELECT_TITLE', $lng->txt("cal_month_selection"));
                                $this->tpl->setVariable('TXT_VIEW_HEAD', $lng->txt("cal_month_overview"));
                                break;
                }
                $this->tpl->setVariable('TXT_SELECTED', $lng->txt("stat_selected"));
                
                return $this->tpl->get();
        }

        protected function incrementDate($a_count)
        {
                switch($this->increment)
                {
                        case ilDateTime::MONTH:

                                $day = $this->seed->get(IL_CAL_FKT_DATE,'j');
                                if($day > 28)
                                {
                                        $this->seed->increment(IL_CAL_DAY, (31 - $day) * -1);
                                }
                        default:
                                $this->seed->increment($this->increment,$a_count);
                                break;
                }
        }
}

?>