<?php
namespace NinjaForms\Includes\Handlers;
/**
* Converts timestamps between formats, cognizant of WordPress settings
*
* This class is aware of the WordPress timezone settings and can convert
* stringed times into integer timestamps and vice-versa, relieving all other
* classes of this responsibility.
*/
class DateTimeConverter
{
/**
* Convert datetime string into epoch integer adjusted for WP timezone
*
* @param string $dateTime
* @return integer
*/
public static function localizeDateTimeStringIntoEpoch(string $dateTimeString): int
{
if(''==$dateTimeString){
$dateTimeString = '1970-01-01 00:00:00';
}
$timezone = self::getWpTimezoneSetting();
$dateTimeObject = new \DateTime( $dateTimeString, $timezone );
$return = $dateTimeObject->getTimestamp();
return $return;
}
/**
* Convert timestamp into local time adjusted for WP timezone
*
* @param integer $epochTimestamp
* @param string|null $format
* @return string
*/
public static function localizeEpochIntoString(int $epochTimestamp, ?string $format = 'Y-m-d H:i:s'): string
{
$timezone = self::getWpTimezoneSetting();
$dateTime = new \DateTime();
$dateTime->setTimezone($timezone);
$dateTime->setTimestamp($epochTimestamp);
$return = $dateTime->format($format);
return $return;
}
/**
* Returns the blog timezone
*
* Gets timezone settings from the db. If a timezone identifier is used just
* turns it into a DateTimeZone. If an offset is used, it tries to find a
* suitable timezone. If all else fails it uses UTC.
*
* credit:
* https://wordpress.stackexchange.com/questions/198435/how-to-convert-datetime-to-display-time-based-on-wordpress-timezone-setting#198453
* @return \DateTimeZone The blog timezone
*/
public static function getWpTimezoneSetting():\DateTimeZone
{
$timeZones = static::getWpTimezoneOptions();
$tzstring = $timeZones['timezone_string'];
$offset = $timeZones['gmt_offset'];
//Manual offset...
//@see http://us.php.net/manual/en/timezones.others.php
//@see https://bugs.php.net/bug.php?id=45543
//@see https://bugs.php.net/bug.php?id=45528
//IANA timezone database that provides PHP's timezone support uses POSIX (i.e. reversed) style signs
// Manual offset is disallowed; PHP 8.1.14, 8.2.1 will throw fatal error. Fallback to UTC. Let customers know that only timezone strings are allowed
//Issue with the timezone selected, set to 'UTC'
if (empty($tzstring)) {
$tzstring = 'UTC';
}
$timezone = new \DateTimeZone($tzstring);
return $timezone;
}
/**
* Returns stored WP options values for timezone_string, gmt_offset
*
* @return array
*/
protected static function getWpTimezoneOptions( ): array
{
$return = [
'timezone_string' => \get_option('timezone_string'),
'gmt_offset' => \get_option('gmt_offset')
];
return $return;
}
}
ما بقاش الذكاء الاصطناعي مجرد خيال علمي أو تطور مستنيينه في المستقبل… لأ، ده بقى واقع عايشينه كل يوم، وبيأثر بشكل مباشر على شغلنا، ومهاراتنا، وحتى على الوظايف نفسها. في الفيديو ده، هنتكلم عن إزاي الذكاء الاصطناعي قلب موازين سوق العمل، إيه المهن اللي بدأت تختفي، وإيه اللي طلع جديد، وإزاي نجهز نفسنا للمستقبل اللي بدأ خلاص.