Improve cross DST future post publishing behaviour to try and publish at the correct time if we have PHP5 timezone support available to help. Fixes #9285 props technosailor.

git-svn-id: https://develop.svn.wordpress.org/trunk@14487 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Peter Westwood 2010-05-06 20:40:29 +00:00
parent 7fcb6fef4b
commit dacd1c5623
2 changed files with 20 additions and 4 deletions

View File

@ -1553,7 +1553,8 @@ function wp_iso_descrambler($string) {
*
* Requires and returns a date in the Y-m-d H:i:s format. Simply subtracts the
* value of the 'gmt_offset' option. Return format can be overridden using the
* $format parameter
* $format parameter. If PHP5 is supported, the function uses the DateTime and
* DateTimeZone objects to respect time zone differences in DST.
*
* @since 1.2.0
*
@ -1564,8 +1565,23 @@ function wp_iso_descrambler($string) {
*/
function get_gmt_from_date($string, $format = 'Y-m-d H:i:s') {
preg_match('#([0-9]{1,4})-([0-9]{1,2})-([0-9]{1,2}) ([0-9]{1,2}):([0-9]{1,2}):([0-9]{1,2})#', $string, $matches);
$string_time = gmmktime($matches[4], $matches[5], $matches[6], $matches[2], $matches[3], $matches[1]);
$string_gmt = gmdate($format, $string_time - get_option('gmt_offset') * 3600);
$tz = get_option('timezone_string');
if( class_exists('DateTime') && $tz ) {
//PHP5
date_default_timezone_set( $tz );
$datetime = new DateTime( $string );
$datetime->setTimezone( new DateTimeZone('UTC') );
$offset = $datetime->getOffset();
$datetime->modify( '+' . $offset / 3600 . ' hours');
$string_gmt = gmdate($format, $datetime->format('U'));
date_default_timezone_set('UTC');
}
else {
//PHP4
$string_time = gmmktime($matches[4], $matches[5], $matches[6], $matches[2], $matches[3], $matches[1]);
$string_gmt = gmdate($format, $string_time - get_option('gmt_offset') * 3600);
}
return $string_gmt;
}

View File

@ -4138,7 +4138,7 @@ function _transition_post_status($new_status, $old_status, $post) {
*/
function _future_post_hook( $deprecated = '', $post ) {
wp_clear_scheduled_hook( 'publish_future_post', array( $post->ID ) );
wp_schedule_single_event( strtotime( $post->post_date_gmt. ' GMT' ), 'publish_future_post', array( $post->ID ) );
wp_schedule_single_event( get_gmt_from_date( $post->post_date ) . ' GMT', 'publish_future_post', array( $post->ID ) );
}
/**