Jalali to Gregorian Conversion
Copyright (C) 2000 Roozbeh Pournader and Mohammad Toossi
| public static toGregorian ( $j_y, $j_m, $j_d ) |
/**
* @param $format
* @param $str
* @return \DateTime
*/
public static function dateTimeFromFormat($format, $str)
{
$jd = new jDate();
$pd = $jd->parseFromFormat($format, $str);
$gd = jDateTime::toGregorian($pd['year'], $pd['month'], $pd['day']);
$date = new \DateTime();
$date->setDate($gd[0], $gd[1], $gd[2]);
$date->setTime($pd['hour'], $pd['minute'], $pd['second']);
return $date;
}
/**
* Gets a Unix Timestamp from a textual date time string
* @param string $date
* @return int
*/
public static function getTimestampFromString($date)
{
$timestamp = strtotime($date);
// If we are Jalali, then we want to convert from Jalali back to Gregorian. Otherwise assume input is already Gregorian.
if (Config::GetSetting('CALENDAR_TYPE') == 'Jalali') {
// Split the time stamp into its component parts and pass it to the conversion.
$date = trim($date);
$split = stripos($date, ' ') > 0 ? explode(' ', $date) : array($date, '');
$dateSplit = explode('-', $split[0]);
$date = jDateTime::toGregorian($dateSplit[0], $dateSplit[1], $dateSplit[2]);
//Debug::Audit('Converted to Gregorian from Jalali: ' . var_export($date, true));
// Convert that back into a date using strtotime - the date is now Gregorian
$timestamp = strtotime($date[0] . '-' . $date[1] . '-' . $date[2] . ' ' . $split[1]);
}
return $timestamp;
}
/**
* Converts Jalai DateTime to Gregorian and return it as string.
* By Ahmad Pouramini
*/
public static function toGregorianStr($j_date, $sep = '/')
{
$arr = explode($sep, $j_date);
if (count($arr) < 3 || intval($arr[0]) == 0) {
// invalid date
return "";
} else {
$g_date = jDateTime::toGregorian($arr[2], $arr[1], $arr[0]);
}
return implode($sep, $g_date);
}
