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Create one autosave per user rather than a single autosave for all users. Remove unused code from autosave.js and wp_ajax_autosave(). See #23665. 

git-svn-id: https://develop.svn.wordpress.org/trunk@23735 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Andrew Ozz 2013-03-16 21:15:43 +00:00
parent 54dff9f493
commit c996f27c4d
4 changed files with 72 additions and 108 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

45
wp-admin/includes/ajax-actions.php
View File

@ -1043,15 +1043,12 @@ function wp_ajax_autosave() {
unset($_POST['post_category']);
$do_autosave = (bool) $_POST['autosave'];
$do_lock = true;
$data = '';
$supplemental = array();
$id = $revision_id = 0;
/* translators: draft saved date format, see http://php.net/date */
$draft_saved_date_format = __('g:i:s a');
/* translators: %s: date and time */
$message = sprintf( __('Draft saved at %s.'), date_i18n( $draft_saved_date_format ) );
if ( ! $user_id = get_current_user_id() )
wp_die('-1');
$post_id = (int) $_POST['post_id'];
$_POST['ID'] = $_POST['post_ID'] = $post_id;
@ -1059,17 +1056,6 @@ function wp_ajax_autosave() {
if ( 'auto-draft' == $post->post_status )
$_POST['post_status'] = 'draft';
if ( $last = wp_check_post_lock( $post->ID ) ) {
// This will change after we have per-user autosaves
$do_autosave = $do_lock = false;
$last_user = get_userdata( $last );
$last_user_name = $last_user ? $last_user->display_name : __( 'Someone' );
$data = __( 'Autosave disabled.' );
$supplemental['disable_autosave'] = 'disable';
}
if ( 'page' == $post->post_type ) {
if ( !current_user_can('edit_page', $post->ID) )
wp_die( __( 'You are not allowed to edit this page.' ) );
@ -1079,17 +1065,28 @@ function wp_ajax_autosave() {
}
if ( $do_autosave ) {
// Drafts and auto-drafts are just overwritten by autosave
if ( 'auto-draft' == $post->post_status || 'draft' == $post->post_status ) {
// Drafts and auto-drafts are just overwritten by autosave for the same user
if ( $user_id == $post->post_author && ( 'auto-draft' == $post->post_status || 'draft' == $post->post_status ) ) {
$id = edit_post();
} else { // Non drafts are not overwritten. The autosave is stored in a special post revision.
} else { // Non drafts are not overwritten. The autosave is stored in a special post revision for each user.
$revision_id = wp_create_post_autosave( $post->ID );
if ( is_wp_error($revision_id) )
$id = $revision_id;
else
$id = $post->ID;
}
$data = $message;
if ( is_wp_error($id) ) {
// is_wp_error($id) overwrites $data in WP_Ajax_Response but no point in doing wp_create_nonce('update-post_' . $id) below
// todo: Needs review. The errors generated in WP_Ajax_Response and parsed with wpAjax.parseAjaxResponse() haven't been used for many years.
$data = $id;
$id = 0;
} else {
/* translators: draft saved date format, see http://php.net/date */
$draft_saved_date_format = __('g:i:s a');
/* translators: %s: date and time */
$data = sprintf( __('Draft saved at %s.'), date_i18n( $draft_saved_date_format ) );
}
} else {
if ( ! empty( $_POST['auto_draft'] ) )
$id = 0; // This tells us it didn't actually save
@ -1103,12 +1100,8 @@ function wp_ajax_autosave() {
$supplemental['replace-samplepermalinknonce'] = wp_create_nonce('samplepermalink');
$supplemental['replace-closedpostboxesnonce'] = wp_create_nonce('closedpostboxes');
$supplemental['replace-_ajax_linking_nonce'] = wp_create_nonce( 'internal-linking' );
if ( $id ) {
if ( $_POST['post_type'] == 'post' )
$supplemental['replace-_wpnonce'] = wp_create_nonce('update-post_' . $id);
elseif ( $_POST['post_type'] == 'page' )
$supplemental['replace-_wpnonce'] = wp_create_nonce('update-page_' . $id);
}
if ( $id )
$supplemental['replace-_wpnonce'] = wp_create_nonce('update-post_' . $id);
}
$x = new WP_Ajax_Response( array(

13
wp-admin/includes/post.php
View File

@ -1280,11 +1280,13 @@ function wp_create_post_autosave( $post_id ) {
if ( is_wp_error( $translated ) )
return $translated;
// Only store one autosave. If there is already an autosave, overwrite it.
if ( $old_autosave = wp_get_post_autosave( $post_id ) ) {
$post_author = get_current_user_id();
// Store one autosave per author. If there is already an autosave, overwrite it.
if ( $old_autosave = wp_get_post_autosave( $post_id, $post_author ) ) {
$new_autosave = _wp_post_revision_fields( $_POST, true );
$new_autosave['ID'] = $old_autosave->ID;
$new_autosave['post_author'] = get_current_user_id();
$new_autosave['post_author'] = $post_author;
return wp_update_post( $new_autosave );
}
@ -1339,7 +1341,8 @@ function post_preview() {
wp_die(__('You are not allowed to edit this post.'));
}
if ( 'draft' == $post->post_status ) {
$user_id = get_current_user_id();
if ( 'draft' == $post->post_status && $user_id == $post->post_author ) {
$id = edit_post();
} else { // Non drafts are not overwritten. The autosave is stored in a special post revision.
$id = wp_create_post_autosave( $post->ID );
@ -1350,7 +1353,7 @@ function post_preview() {
if ( is_wp_error($id) )
wp_die( $id->get_error_message() );
if ( $_POST['post_status'] == 'draft' ) {
if ( $_POST['post_status'] == 'draft' && $user_id == $post->post_author ) {
$url = add_query_arg( 'preview', 'true', get_permalink($id) );
} else {
$nonce = wp_create_nonce('post_preview_' . $id);

56
wp-includes/js/autosave.js
View File

@ -1,4 +1,4 @@
var autosave, autosaveLast = '', autosavePeriodical, autosaveOldMessage = '', autosaveDelayPreview = false, notSaved = true, blockSave = false, fullscreen, autosaveLockRelease = true;
var autosave, autosaveLast = '', autosavePeriodical, autosaveDelayPreview = false, notSaved = true, blockSave = false, fullscreen, autosaveLockRelease = true;
jQuery(document).ready( function($) {
@ -130,49 +130,29 @@ jQuery(document).ready( function($) {
}
});
function autosave_parse_response(response) {
var res = wpAjax.parseAjaxResponse(response, 'autosave'), message = '', postID, sup;
function autosave_parse_response( response ) {
var res = wpAjax.parseAjaxResponse(response, 'autosave'), post_id, sup;
if ( res && res.responses && res.responses.length ) {
message = res.responses[0].data; // The saved message or error.
// someone else is editing: disable autosave, set errors
if ( res.responses[0].supplemental ) {
sup = res.responses[0].supplemental;
if ( 'disable' == sup['disable_autosave'] ) {
autosave = function() {};
autosaveLockRelease = false;
res = { errors: true };
}
if ( sup['active-post-lock'] ) {
jQuery('#active_post_lock').val( sup['active-post-lock'] );
}
if ( sup['alert'] ) {
jQuery('#autosave-alert').remove();
jQuery('#titlediv').after('<div id="autosave-alert" class="error below-h2"><p>' + sup['alert'] + '</p></div>');
}
jQuery.each(sup, function(selector, value) {
if ( selector.match(/^replace-/) ) {
jQuery('#'+selector.replace('replace-', '')).val(value);
}
jQuery.each( sup, function( selector, value ) {
if ( selector.match(/^replace-/) )
jQuery( '#' + selector.replace('replace-', '') ).val( value );
});
}
// if no errors: add slug UI
// if no errors: add slug UI and update autosave-message
if ( !res.errors ) {
postID = parseInt( res.responses[0].id, 10 );
if ( !isNaN(postID) && postID > 0 ) {
autosave_update_slug(postID);
}
if ( post_id = parseInt( res.responses[0].id, 10 ) )
autosave_update_slug( post_id );
if ( res.responses[0].data ) // update autosave message
jQuery('.autosave-message').text( res.responses[0].data );
}
}
if ( message ) { // update autosave message
jQuery('.autosave-message').html(message);
} else if ( autosaveOldMessage && res ) {
jQuery('.autosave-message').html( autosaveOldMessage );
}
return res;
}
@ -186,16 +166,19 @@ function autosave_saved(response) {
// called when autosaving new post
function autosave_saved_new(response) {
blockSave = false;
var res = autosave_parse_response(response), postID;
var res = autosave_parse_response(response), post_id;
if ( res && res.responses.length && !res.errors ) {
// An ID is sent only for real auto-saves, not for autosave=0 "keepalive" saves
postID = parseInt( res.responses[0].id, 10 );
if ( !isNaN(postID) && postID > 0 ) {
post_id = parseInt( res.responses[0].id, 10 );
if ( post_id ) {
notSaved = false;
jQuery('#auto_draft').val('0'); // No longer an auto-draft
}
autosave_enable_buttons();
if ( autosaveDelayPreview ) {
autosaveDelayPreview = false;
doPreview();
@ -286,7 +269,6 @@ autosave = function() {
successCallback = autosave_saved; // pre-existing post
}
autosaveOldMessage = jQuery('#autosave').html();
jQuery.ajax({
data: post_data,
beforeSend: doAutoSave ? autosave_loading : null,

66
wp-includes/revision.php
View File

@ -135,53 +135,34 @@ function wp_save_post_revision( $post_id, $new_data = null ) {
* Retrieve the autosaved data of the specified post.
*
* Returns a post object containing the information that was autosaved for the
* specified post.
* specified post. If the optional $user_id is passed, returns the autosave for that user
* otherwise returns the latest autosave.
*
* @package WordPress
* @subpackage Post_Revisions
* @since 2.6.0
*
* @uses wp_get_post_revisions()
*
* @param int $post_id The post ID.
* @param int $user_id optional The post author ID.
* @return object|bool The autosaved data or false on failure or when no autosave exists.
*/
function wp_get_post_autosave( $post_id ) {
function wp_get_post_autosave( $post_id, $user_id = 0 ) {
$revisions = wp_get_post_revisions($post_id);
if ( !$post = get_post( $post_id ) )
return false;
foreach ( $revisions as $revision ) {
if ( false !== strpos( $revision->post_name, "{$post_id}-autosave" ) ) {
if ( $user_id && $user_id != $revision->post_author )
continue;
$q = array(
'name' => "{$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_post_autosave_hack' );
$autosave = $autosave_query->query( $q );
remove_action( 'parse_query', '_wp_get_post_autosave_hack' );
if ( $autosave && is_array($autosave) && is_object($autosave[0]) )
return $autosave[0];
return $revision;
break;
}
}
return false;
}
/**
* Internally used to hack WP_Query into submission.
*
* @package WordPress
* @subpackage Post_Revisions
* @since 2.6.0
*
* @param object $query WP_Query object
*/
function _wp_get_post_autosave_hack( $query ) {
$query->is_single = false;
}
/**
* Determines if the specified post is a revision.
*
@ -195,6 +176,7 @@ function _wp_get_post_autosave_hack( $query ) {
function wp_is_post_revision( $post ) {
if ( !$post = wp_get_post_revision( $post ) )
return false;
return (int) $post->post_parent;
}
@ -211,9 +193,11 @@ function wp_is_post_revision( $post ) {
function wp_is_post_autosave( $post ) {
if ( !$post = wp_get_post_revision( $post ) )
return false;
if ( "{$post->post_parent}-autosave" !== $post->post_name )
return false;
return (int) $post->post_parent;
if ( false !== strpos( $post->post_name, "{$post->post_parent}-autosave" ) )
return (int) $post->post_parent;
return false;
}
/**
@ -234,6 +218,7 @@ function _wp_put_post_revision( $post = null, $autosave = false ) {
$post = get_object_vars( $post );
elseif ( !is_array($post) )
$post = get_post($post, ARRAY_A);
if ( !$post || empty($post['ID']) )
return;
@ -249,6 +234,7 @@ function _wp_put_post_revision( $post = null, $autosave = false ) {
if ( $revision_id )
do_action( '_wp_put_post_revision', $revision_id );
return $revision_id;
}
@ -312,8 +298,9 @@ function wp_restore_post_revision( $revision_id, $fields = null ) {
$fields = array_keys( _wp_post_revision_fields() );
$update = array();
foreach( array_intersect( array_keys( $revision ), $fields ) as $field )
foreach( array_intersect( array_keys( $revision ), $fields ) as $field ) {
$update[$field] = $revision[$field];
}
if ( !$update )
return false;
@ -374,8 +361,6 @@ function wp_delete_post_revision( $revision_id ) {
* @return array empty if no revisions
*/
function wp_get_post_revisions( $post_id = 0, $args = null ) {
if ( ! WP_POST_REVISIONS )
return array();
if ( ( !$post = get_post( $post_id ) ) || empty( $post->ID ) )
return array();
@ -385,6 +370,7 @@ function wp_get_post_revisions( $post_id = 0, $args = null ) {
if ( !$revisions = get_children( $args ) )
return array();
return $revisions;
}