class.ilCalendarSettings.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.ilTimeZone.php');
 
class ilCalendarSettings
{
        const WEEK_START_MONDAY = 1;
        const WEEK_START_SUNDAY = 0;
        
        const DEFAULT_DAY_START = 8;
        const DEFAULT_DAY_END = 19;
 
        const DATE_FORMAT_DMY = 1;
        const DATE_FORMAT_YMD = 2;
        const DATE_FORMAT_MDY = 3;
        
        const TIME_FORMAT_24 = 1;
        const TIME_FORMAT_12 = 2;
        
        const DEFAULT_CACHE_MINUTES = 0;
        const DEFAULT_SYNC_CACHE_MINUTES = 10;
        
 
        private static $instance = null;
 
        private $db = null;
        private $storage = null;
        private $timezone = null;
        private $time_format = null;
        private $week_start = 0;
        private $day_start = null;
        private $day_end = null;
        private $enabled = false;
        private $cal_settings_id = 0;
        
        private $consultation_hours = false;
        
        private $cache_enabled = true;
        private $cache_minutes = 1;
        
        private $sync_cache_enabled = true;
        private $sync_cache_minutes = 10;
        
        private $notification = false;
        private $notification_user = false;
        
        private $cg_registration = false;
        
        private $course_cal_enabled = true;
        private $group_cal_enabled = true;
        
        private $webcal_sync = false;
        private $webcal_sync_hours = 2;
 
        private function __construct()
        {
                global $ilDB;
 
                $this->db = $ilDB;              
                
                $this->initStorage();
                $this->read();  
                $this->readCalendarSettingsId();
        }
        
        public static function _getInstance()
        {
                if(self::$instance)
                {
                        return self::$instance;
                }
                return self::$instance = new ilCalendarSettings();
        }
        
        public static function lookupCalendarActivated($a_obj_id)
        {
                if(!ilCalendarSettings::_getInstance()->isEnabled())
                {
                        return false;
                }
                $type = ilObject::_lookupType($a_obj_id);
                // lookup global setting
                $gl_activated = false;
                switch($type)
                {
                        case 'crs':
                                $gl_activated = ilCalendarSettings::_getInstance()->isCourseCalendarEnabled();
                                break;
                        
                        case 'grp':
                                $gl_activated = ilCalendarSettings::_getInstance()->isGroupCalendarEnabled();
                                break;
                        
                        default:
                                return false;
                }
                // look individual object setting
                include_once './Services/Container/classes/class.ilContainer.php';
                return ilContainer::_lookupContainerSetting(
                                $a_obj_id,
                                'cont_show_calendar',
                                $gl_activated
                        );
        }
        
        public function useCache($a_status)
        {
                $this->cache_enabled = $a_status;
        }
        
        public function isCacheUsed()
        {
                return $this->cache_enabled;
        }
        
        public function setCacheMinutes($a_min)
        {
                $this->cache_minutes = $a_min;
        }
        
        public function getCacheMinutes()
        {
                return (int) $this->cache_minutes;
        }
 
        public function setEnabled($a_enabled)
        {
                $this->enabled = $a_enabled;
        }
        
        public function isEnabled()
        {
                return (bool) $this->enabled;
        }
        
        public function setDefaultWeekStart($a_start)
        {
                $this->week_start = $a_start;
        }
        
        public function getDefaultWeekStart()
        {
                return $this->week_start;
        }
        
        public function setDefaultTimeZone($a_zone)
        {
                $this->timezone = $a_zone;
        }
        
        public function getDefaultTimeZone()
        {
                return $this->timezone;
        }
 
        public function setDefaultDateFormat($a_format)
        {
                $this->date_format = $a_format;
        }
 
        public function getDefaultDateFormat()
        {
                return $this->date_format;
        }
        
        public function setDefaultTimeFormat($a_format)
        {
                $this->time_format = $a_format;
        }
        
        public function getDefaultTimeFormat()
        {
                return $this->time_format;
        }
        
        public function getDefaultDayStart()
        {
                return $this->day_start;
        }
        
        public function setDefaultDayStart($a_start)
        {
                $this->day_start = $a_start;
        }
        
        public function getDefaultDayEnd()
        {
                return $this->day_end;
        }
        
        public function setDefaultDayEnd($a_end)
        {
                $this->day_end = $a_end;
        }
        
        public function areConsultationHoursEnabled()
        {
                return $this->consultation_hours;
        }
        
        public function enableConsultationHours($a_status)
        {
                $this->consultation_hours = $a_status;
        }
        
 
        public function getCalendarSettingsId()
        {
                return $this->cal_settings_id;
        }
 
        function setEnableGroupMilestones($a_enablegroupmilestones)
        {
                $this->enablegroupmilestones = $a_enablegroupmilestones;
        }
 
        function getEnableGroupMilestones()
        {
                return $this->enablegroupmilestones;
        }
        
        public function isSynchronisationCacheEnabled()
        {
                return (bool) $this->sync_cache_enabled;
        }
        
        public function enableSynchronisationCache($a_status)
        {
                $this->sync_cache_enabled = $a_status;
        }
        
        public function setSynchronisationCacheMinutes($a_min)
        {
                $this->sync_cache_minutes = $a_min;
        }
        
        public function getSynchronisationCacheMinutes()
        {
                return $this->sync_cache_minutes;
        }
        
        public function isNotificationEnabled()
        {
                return (bool) $this->notification;
        }
        
        public function enableNotification($a_status)
        {
                $this->notification = $a_status;
        }
 
        public function isUserNotificationEnabled()
        {
                return $this->notification_user;
        }
 
        public function enableUserNotification($a_not)
        {
                $this->notification_user = $a_not;
        }
        
        public function enableCGRegistration($a_status)
        {
                $this->cg_registration = $a_status;
        }
        
        public function isCGRegistrationEnabled()
        {
                return $this->cg_registration;
        }
        
        public function enableCourseCalendar($a_stat)
        {
                $this->course_cal_enabled = $a_stat;
        }
        
        public function isCourseCalendarEnabled()
        {
                return $this->course_cal_enabled;
        }
        
        public function enableGroupCalendar($a_stat)
        {
                $this->group_cal_enabled = $a_stat;
        }
        
        public function isGroupCalendarEnabled()
        {
                return $this->group_cal_enabled;
        }
        
        public function enableWebCalSync($a_stat)
        {
                $this->webcal_sync = $a_stat;
        }
        
        public function isWebCalSyncEnabled()
        {
                return $this->webcal_sync;
        }
        
        public function setWebCalSyncHours($a_hours)
        {
                $this->webcal_sync_hours = $a_hours;
        }
        
        public function getWebCalSyncHours()
        {
                return $this->webcal_sync_hours;
        }
 
        public function save()
        {
                $this->storage->set('enabled',(int) $this->isEnabled());
                $this->storage->set('default_timezone',$this->getDefaultTimeZone());
                $this->storage->set('default_week_start',$this->getDefaultWeekStart());
                $this->storage->set('default_date_format',$this->getDefaultDateFormat());
                $this->storage->set('default_time_format',$this->getDefaultTimeFormat());
                $this->storage->set('enable_grp_milestones',(int) $this->getEnableGroupMilestones());
                $this->storage->set('default_day_start',(int) $this->getDefaultDayStart());
                $this->storage->set('default_day_end',(int) $this->getDefaultDayEnd());
                $this->storage->set('cache_minutes',(int) $this->getCacheMinutes());
                $this->storage->set('sync_cache_enabled',(int) $this->isSynchronisationCacheEnabled());
                $this->storage->set('sync_cache_minutes',(int) $this->getSynchronisationCacheMinutes());
                $this->storage->set('cache_enabled',(int) $this->isCacheUsed());
                $this->storage->set('notification',(int) $this->isNotificationEnabled());
                $this->storage->set('consultation_hours',(int) $this->areConsultationHoursEnabled());
                $this->storage->set('cg_registration',(int) $this->isCGRegistrationEnabled());
                $this->storage->set('course_cal',(int) $this->isCourseCalendarEnabled());
                $this->storage->set('group_cal',(int) $this->isGroupCalendarEnabled());
                $this->storage->set('notification_user',(int) $this->isUserNotificationEnabled());
                $this->storage->set('webcal_sync',(int) $this->isWebCalSyncEnabled());
                $this->storage->set('webcal_sync_hours',(int) $this->getWebCalSyncHours());
        }
 
        private function read()
        {
                $this->setEnabled($this->storage->get('enabled'));
                $this->setDefaultTimeZone($this->storage->get('default_timezone',ilTimeZone::_getDefaultTimeZone()));
                $this->setDefaultWeekStart($this->storage->get('default_week_start',self::WEEK_START_MONDAY));
                $this->setDefaultDateFormat($this->storage->get('default_date_format',self::DATE_FORMAT_DMY));
                $this->setDefaultTimeFormat($this->storage->get('default_time_format',self::TIME_FORMAT_24));
                $this->setEnableGroupMilestones($this->storage->get('enable_grp_milestones'));
                $this->setDefaultDayStart($this->storage->get('default_day_start',self::DEFAULT_DAY_START));
                $this->setDefaultDayEnd($this->storage->get('default_day_end',self::DEFAULT_DAY_END));
                $this->useCache($this->storage->get('cache_enabled'),$this->cache_enabled);
                $this->setCacheMinutes($this->storage->get('cache_minutes',self::DEFAULT_CACHE_MINUTES));
                $this->enableSynchronisationCache($this->storage->get('sync_cache_enabled'),$this->isSynchronisationCacheEnabled());
                $this->setSynchronisationCacheMinutes($this->storage->get('sync_cache_minutes',self::DEFAULT_SYNC_CACHE_MINUTES));
                $this->enableNotification($this->storage->get('notification',$this->isNotificationEnabled()));
                $this->enableConsultationHours($this->storage->get('consultation_hours',$this->areConsultationHoursEnabled()));
                $this->enableCGRegistration($this->storage->get('cg_registration',$this->isCGRegistrationEnabled()));
                $this->enableCourseCalendar($this->storage->get('course_cal',$this->isCourseCalendarEnabled()));
                $this->enableGroupCalendar($this->storage->get('group_cal',$this->isGroupCalendarEnabled()));
                $this->enableUserNotification($this->storage->get('notification_user',$this->isUserNotificationEnabled()));
                $this->enableWebCalSync($this->storage->get('webcal_sync',$this->isWebCalSyncEnabled()));
                $this->setWebCalSyncHours($this->storage->get('webcal_sync_hours',$this->getWebCalSyncHours()));
        }
        
        private function readCalendarSettingsId()
        {
                $query = "SELECT ref_id FROM object_reference obr ".
                        "JOIN object_data obd ON obd.obj_id = obr.obj_id ".
                        "WHERE type = 'cals'";
                        
                $set = $this->db->query($query);
                $row = $this->db->fetchAssoc($set);
                
                $this->cal_settings_id = $row["ref_id"];
                return true;
        }
        
        private function initStorage()
        {
                include_once('./Services/Administration/classes/class.ilSetting.php');
                $this->storage = new ilSetting('calendar');
        }
}
?>