class.ilConsultationHourUtils.php

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<?php

/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

class ilConsultationHourUtils
{

    public static function findCalendarAppointmentsForBooking(\ilBookingEntry $booking, \ilDateTime $start, \ilDateTime $end)
    {
        global $DIC;

        $db = $DIC->database();

        $query = 'select ce.cal_id from cal_entries ce ' .
            'join cal_cat_assignments cca on ce.cal_id = cca.cal_id ' .
            'join cal_categories cc on cca.cat_id = cc.cat_id '.
            'where context_id = ' . $db->quote($booking->getId(), 'integer') . ' ' .
            'and starta = ' . $db->quote($start->get(IL_CAL_DATETIME, '', \ilTimeZone::UTC), \ilDBConstants::T_TIMESTAMP) . ' ' .
            'and enda = ' . $db->quote($end->get(IL_CAL_DATETIME, '', \ilTimeZone::UTC), \ilDBConstants::T_TIMESTAMP) . ' ' .
            'and type = ' . $db->quote(\ilCalendarCategory::TYPE_CH, 'integer');
        $res = $db->query($query);

        $calendar_apppointments = [];
        while ($row = $res->fetchRow(\ilDBConstants::FETCHMODE_OBJECT)) {
            $calendar_apppointments[] = $row->cal_id;
        }
        return $calendar_apppointments;
    }


    public static function bookAppointment($a_usr_id, $a_app_id)
    {
        global $lng;

        // Create new default consultation hour calendar
        include_once './Services/Language/classes/class.ilLanguageFactory.php';
        $cal_lang = ilLanguageFactory::_getLanguage($lng->getDefaultLanguage());
        $cal_lang->loadLanguageModule('dateplaner');
        
        include_once './Services/Calendar/classes/class.ilCalendarUtil.php';
        include_once './Services/Calendar/classes/class.ilCalendarCategory.php';
        $ch = ilCalendarUtil::initDefaultCalendarByType(
            ilCalendarCategory::TYPE_CH,
            $a_usr_id,
            $cal_lang->txt('cal_ch_personal_ch'),
            true
        );
        
        // duplicate appointment
        include_once './Services/Calendar/classes/class.ilCalendarEntry.php';
        $app = new ilCalendarEntry($a_app_id);
        $personal_app = clone $app;
        $personal_app->save();

        // assign appointment to category
        include_once './Services/Calendar/classes/class.ilCalendarCategoryAssignments.php';
        $assignment = new ilCalendarCategoryAssignments($personal_app->getEntryId());
        $assignment->addAssignment($ch->getCategoryID());

        // book appointment
        include_once './Services/Booking/classes/class.ilBookingEntry.php';
        $booking = new ilBookingEntry($app->getContextId());
        $booking->book($app->getEntryId(), $a_usr_id);
        return true;
    }
    
    public static function cancelBooking($a_usr_id, $a_app_id, $a_send_notification = true)
    {
        // Delete personal copy of appointment
        include_once './Services/Calendar/classes/class.ilCalendarEntry.php';
        $app = new ilCalendarEntry($a_app_id);
        
        include_once './Services/Calendar/classes/ConsultationHours/class.ilConsultationHourAppointments.php';
        $user_apps = ilConsultationHourAppointments::getAppointmentIds(
            $a_usr_id,
            $app->getContextId(),
            $app->getStart(),
            ilCalendarCategory::TYPE_CH,
            false
        );
        foreach ($user_apps as $uapp_id) {
            $uapp = new ilCalendarEntry($uapp_id);
            $uapp->delete();

            include_once './Services/Calendar/classes/class.ilCalendarCategoryAssignments.php';
            ilCalendarCategoryAssignments::_deleteByAppointmentId($uapp_id);
            
            break;
        }
        
        // Delete booking entries
        // Send notification
        $booking = new ilBookingEntry($app->getContextId());
        if ($a_send_notification) {
            $booking->cancelBooking($a_app_id, $a_usr_id);
        } else {
            $booking->deleteBooking($a_app_id, $a_usr_id);
        }
        return true;
    }
    
    public static function lookupManagedUsers($a_usr_id)
    {
        global $ilDB;
        
        $query = 'SELECT user_id FROM cal_ch_settings ' .
                'WHERE admin_id = ' . $ilDB->quote($a_usr_id, 'integer');
        $res = $ilDB->query($query);
        
        $users = array();
        while ($row = $res->fetchRow(ilDBConstants::FETCHMODE_OBJECT)) {
            $users[] = $row->user_id;
        }
        return $users;
    }
}