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Posting: Improve the invalid date protection code based on feedback from nacin.

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* Introduce a wp_checkdate() function with a single filter to centralise the code that validates dates.
 * Improve the error message
 * Correctly handle the return value of wp_insert_post which is not always a WP_Error on failure

Fixes #17180


git-svn-id: https://develop.svn.wordpress.org/trunk@21922 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Peter Westwood
2012-09-20 10:46:50 +00:00
parent 59dd4b7d2b
commit d86f9f140f
3 changed files with 19 additions and 6 deletions
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7
wp-includes/post.php
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@@ -2637,9 +2637,12 @@ function wp_insert_post($postarr, $wp_error = false) {
$mm = substr( $post_date, 5, 2 );
$jj = substr( $post_date, 8, 2 );
$aa = substr( $post_date, 0, 4 );
$valid_date = apply_filters( 'wp_insert_post_validate_date', checkdate( $mm, $jj, $aa ), $post_date );
$valid_date = wp_checkdate( $mm, $jj, $aa, $post_date );
if ( !$valid_date ) {
return new WP_Error( 'invalid_date', __( 'Woops, the provided date is invalid.' ) );
if ( $wp_error )
return new WP_Error( 'invalid_date', __( 'Whoops, the provided date is invalid.' ) );
else
return 0;
}
if ( empty($post_date_gmt) || '0000-00-00 00:00:00' == $post_date_gmt ) {