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Move autosave to post revisions. Props mdawaffe. see #6775

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git-svn-id: https://develop.svn.wordpress.org/trunk@7907 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Ryan Boren
2008-05-08 17:25:07 +00:00
parent ae3e557def
commit a1be16cf86
10 changed files with 391 additions and 268 deletions
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90
wp-includes/post.php
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@@ -88,7 +88,6 @@ function &get_children($args = '', $output = OBJECT) {
$r = wp_parse_args( $args, $defaults );
$children = get_posts( $r );
if ( !$children )
return false;
@@ -2957,18 +2956,19 @@ function _get_post_ancestors(&$_post) {
/**
* _wp_revision_fields() - determines which fields of posts are to be saved in revisions
*
* Does two things. If passed a postn *array*, it will return a post array ready to be
* Does two things. If passed a post *array*, it will return a post array ready to be
* insterted into the posts table as a post revision.
* Otherwise, returns an array whose keys are the post fields to be saved post revisions.
* Otherwise, returns an array whose keys are the post fields to be saved for post revisions.
*
* @package WordPress
* @subpackage Post Revisions
* @since 2.6
*
* @param array $post optional a post array to be processed for insertion as a post revision
* @param bool $autosave optional Is the revision an autosave?
* @return array post array ready to be inserted as a post revision or array of fields that can be versioned
*/
function _wp_revision_fields( $post = null ) {
function _wp_revision_fields( $post = null, $autosave = false ) {
static $fields = false;
if ( !$fields ) {
@@ -2980,6 +2980,9 @@ function _wp_revision_fields( $post = null ) {
'post_excerpt' => __( 'Excerpt' ),
);
// Runs only once
$fields = apply_filters( '_wp_revision_fields', $fields );
// WP uses these internally either in versioning or elsewhere - they cannot be versioned
foreach ( array( 'ID', 'post_name', 'post_parent', 'post_date', 'post_date_gmt', 'post_status', 'post_type', 'comment_count' ) as $protect )
unset( $fields[$protect] );
@@ -2995,7 +2998,7 @@ function _wp_revision_fields( $post = null ) {
$return['post_parent'] = $post['ID'];
$return['post_status'] = 'inherit';
$return['post_type'] = 'revision';
$return['post_name'] = "$post[ID]-revision";
$return['post_name'] = $autosave ? "$post[ID]-autosave" : "$post[ID]-revision";
$return['post_date'] = $post['post_modified'];
$return['post_date_gmt'] = $post['post_modified_gmt'];
@@ -3015,20 +3018,61 @@ function _wp_revision_fields( $post = null ) {
* @return mixed null or 0 if error, new revision ID if success
*/
function wp_save_revision( $post_id ) {
// TODO: rework autosave to use special type of post revision
// We do autosaves manually with wp_create_autosave()
if ( @constant( 'DOING_AUTOSAVE' ) )
return;
if ( !$post = get_post( $post_id, ARRAY_A ) )
return;
// TODO: open this up for pages also
if ( 'post' != $post->post_type )
if ( !in_array( $post['post_type'], array( 'post', 'page' ) ) )
return;
return _wp_put_revision( $post );
}
/**
* wp_get_autosave() - returns the autosaved data of the specified post.
*
* Returns a post object containing the information that was autosaved for the specified post.
*
* @package WordPress
* @subpackage Post Revisions
* @since 2.6
*
* @param int $post_id The post ID
* @return object|bool the autosaved data or false on failure or when no autosave exists
*/
function wp_get_autosave( $post_id ) {
global $wpdb;
if ( !$post = get_post( $post_id ) )
return false;
$q = array(
'name' => "{$post->ID}-autosave",
'post_parent' => $post->ID,
'post_type' => 'revision',
'post_status' => 'inherit'
);
// Use WP_Query so that the result gets cached
$autosave_query = new WP_Query;
add_action( 'parse_query', '_wp_get_autosave_hack' );
$autosave = $autosave_query->query( $q );
remove_action( 'parse_query', '_wp_get_autosave_hack' );
if ( $autosave && is_array($autosave) && is_object($autosave[0]) )
return $autosave[0];
return false;
}
// Internally used to hack WP_Query into submission
function _wp_get_autosave_hack( $query ) {
$query->is_single = false;
}
/**
* _wp_put_revision() - Inserts post data into the posts table as a post revision
*
@@ -3039,25 +3083,28 @@ function wp_save_revision( $post_id ) {
* @uses wp_insert_post()
*
* @param int|object|array $post post ID, post object OR post array
* @param bool $autosave optional Is the revision an autosave?
* @return mixed null or 0 if error, new revision ID if success
*/
function _wp_put_revision( $post = null ) {
function _wp_put_revision( $post = null, $autosave = false ) {
if ( is_object($post) )
$post = get_object_vars( $post );
elseif ( !is_array($post) )
$post = get_post($post, ARRAY_A);
if ( !$post || empty($post['ID']) )
return;
if ( isset($post['post_type']) && 'revision' == $post_post['type'] )
return new WP_Error( 'post_type', __( 'Cannot create a revision of a revision' ) );
$post = _wp_revision_fields( $post );
$post = _wp_revision_fields( $post, $autosave );
if ( $revision_id = wp_insert_post( $post ) )
$revision_id = wp_insert_post( $post );
if ( is_wp_error($revision_id) )
return $revision_id;
if ( $revision_id )
do_action( '_wp_put_revision', $revision_id );
return $revision_id;
}
@@ -3127,7 +3174,11 @@ function wp_restore_revision( $revision_id, $fields = null ) {
$update['ID'] = $revision['post_parent'];
if ( $post_id = wp_update_post( $update ) )
$post_id = wp_update_post( $update );
if ( is_wp_error( $post_id ) )
return $post_id;
if ( $post_id )
do_action( 'wp_restore_revision', $post_id, $revision['ID'] );
return $post_id;
@@ -3153,7 +3204,11 @@ function wp_delete_revision( $revision_id ) {
if ( !$revision = wp_get_revision( $revision_id ) )
return $revision;
if ( $delete = wp_delete_post( $revision->ID ) )
$delete = wp_delete_post( $revision->ID );
if ( is_wp_error( $delete ) )
return $delete;
if ( $delete )
do_action( 'wp_delete_revision', $revision->ID, $revision );
return $delete;
@@ -3174,10 +3229,7 @@ function wp_delete_revision( $revision_id ) {
function wp_get_post_revisions( $post_id = 0 ) {
if ( ( !$post = get_post( $post_id ) ) || empty( $post->ID ) )
return array();
if ( !$revisions = get_children( array( 'post_parent' => $post->ID, 'post_type' => 'revision' ) ) )
if ( !$revisions = get_children( array( 'post_parent' => $post->ID, 'post_type' => 'revision', 'post_status' => 'inherit' ) ) )
return array();
return $revisions;
}
?>