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<?php
/**
* SemesterHoliday.php
* model class for table semester_holiday
*
* 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.
*
* @author André Noack <noack@data-quest.de>
* @license http://www.gnu.org/licenses/gpl-2.0.html GPL version 2
* @category Stud.IP
*
* @property string $id alias column for holiday_id
* @property string $holiday_id database column
* @property string $semester_id database column
* @property string $name database column
* @property string $description database column
* @property int|null $beginn database column
* @property int $ende database column
* @property int|null $mkdate database column
* @property int|null $chdate database column
* @property mixed $current additional field
*/
class SemesterHoliday extends SimpleORMap
{
/**
* Configures this model.
*
* @param Array $config
*/
protected static function configure($config = [])
{
$config['db_table'] = 'semester_holiday';
$config['additional_fields']['current'] = true;
parent::configure($config);
}
/**
* cache
*/
private static $holiday_cache;
/**
* returns SemesterHoliday object for given id or null
* @param string $id
* @return NULL|SemesterHoliday
*/
public static function find($id)
{
$holiday_cache = self::getAll();
return $holiday_cache[$id] ?: null;
}
/**
* returns all SemesterHoliday between given timestamps (starting AND ending within given timestamps)
* @param integer $timestamp_start
* @param integer $timestamp_end
* @return array of SemesterHoliday
*/
public static function findByTimestampRange($timestamp_start, $timestamp_end)
{
$ret = [];
if ($timestamp_start < $timestamp_end) {
foreach(self::getAll() as $holiday) {
if ($holiday->beginn >= $timestamp_start && $holiday->ende <= $timestamp_end) {
$ret[] = $holiday;
}
}
}
return $ret;
}
/**
* returns all SemesterHolidays for given semester
*
* @param mixed semester object or id as string or assoc array
* @return array of SemesterHoliday
*/
public static function findBySemester($semester)
{
$semester = Semester::toObject($semester);
return self::findByTimestampRange($semester->beginn, $semester->ende);
}
/**
* returns array of all existing SemesterHoliday objects
* orderd by begin
* @param boolean $force_reload
* @return array
*/
public static function getAll($force_reload = false)
{
if (!is_array(self::$holiday_cache) || $force_reload) {
self::$holiday_cache = [];
foreach(self::findBySql('1 ORDER BY beginn') as $holiday){
self::$holiday_cache[$holiday->getId()] = $holiday;
}
}
return self::$holiday_cache;
}
/**
* Returns whether we currently have this holidays (yay).
*
* @return bool
*/
public function getcurrent()
{
return $this->beginn < time() && $this->ende > time();
}
/**
* Returns if a given date is a holiday.
*
* @param int $time Timestamp to check
* @param bool $check_vacation_only Defines whether to check only vacation
* times or against all holidays
* @return mixed false if no holiday was found, an array with the name and
* the "col" value of the holiday otherwise
*/
public static function isHoliday($time, $check_vacation_only = true)
{
// Check all defined vaciation times
foreach (SemesterHoliday::getAll() as $val) {
if ($val->beginn <= $time && $val->ende >= $time) {
return [
'name' => $val->name,
'col' => 3,
];
}
}
// Check all other holidays
if (!$check_vacation_only) {
return holiday($time);
}
// Nothing found
return false;
}
}
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