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Revision our post format postmeta.

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props kovshenin, WraithKenny. see #20564.

git-svn-id: http://core.svn.wordpress.org/trunk@23859 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Mark Jaquith 2013-03-29 10:37:44 +00:00
parent 4dd2707c60
commit 8b3f9ab751
1 changed files with 51 additions and 0 deletions
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51
wp-includes/revision.php
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@ -60,6 +60,25 @@ function _wp_post_revision_fields( $post = null, $autosave = false ) {
return $return;
}
/**
* Determines which post meta fields are revisioned.
*
* @since 3.6
* @access private
* @return array An array of meta keys that should be revisioned.
*/
function _wp_post_revision_meta_keys() {
return array(
'_wp_format_url',
'_wp_format_quote',
'_wp_format_quote_source',
'_wp_format_image',
'_wp_format_gallery',
'_wp_format_audio',
'_wp_format_video',
);
}
/**
* Saves an already existing post as a post revision.
*
@ -113,6 +132,14 @@ function wp_save_post_revision( $post_id ) {
}
}
// Check whether revisioned meta fields have changed.
foreach ( _wp_post_revision_meta_keys() as $meta_key ) {
if ( get_post_meta( $post->ID, $meta_key ) != get_post_meta( $last_revision->ID, $meta_key ) ) {
$post_has_changed = true;
break;
}
}
//don't save revision if post unchanged
if( ! $post_has_changed )
return;
@ -240,6 +267,7 @@ function _wp_put_post_revision( $post = null, $autosave = false ) {
if ( isset($post['post_type']) && 'revision' == $post['post_type'] )
return new WP_Error( 'post_type', __( 'Cannot create a revision of a revision' ) );
$post_id = $post['ID'];
$post = _wp_post_revision_fields( $post, $autosave );
$post = wp_slash($post); //since data is from db
@ -250,6 +278,18 @@ function _wp_put_post_revision( $post = null, $autosave = false ) {
if ( $revision_id )
do_action( '_wp_put_post_revision', $revision_id );
// Save revisioned meta fields.
foreach ( _wp_post_revision_meta_keys() as $meta_key ) {
$meta_values = get_post_meta( $post_id, $meta_key );
if ( false === $meta_values )
continue;
// Use the underlying add_metadata vs add_post_meta to make sure
// metadata is added to the revision post and not its parent.
foreach ( $meta_values as $meta_value )
add_metadata( 'post', $revision_id, $meta_key, $meta_value );
}
return $revision_id;
}
@ -324,6 +364,17 @@ function wp_restore_post_revision( $revision_id, $fields = null ) {
$update = wp_slash( $update ); //since data is from db
// Restore revisioned meta fields.
foreach ( _wp_post_revision_meta_keys() as $meta_key ) {
delete_post_meta( $update['ID'], $meta_key );
$meta_values = get_post_meta( $revision['ID'], $meta_key );
if ( false === $meta_values )
continue;
foreach ( $meta_values as $meta_value )
add_post_meta( $update['ID'], $meta_key, $meta_value );
}
$post_id = wp_update_post( $update );
if ( is_wp_error( $post_id ) )
return $post_id;