diff --git a/wp-includes/capabilities.php b/wp-includes/capabilities.php
index ed03be6be..be2b3e7d2 100644
--- a/wp-includes/capabilities.php
+++ b/wp-includes/capabilities.php
@@ -817,11 +817,12 @@ function map_meta_cap( $cap, $user_id ) {
$caps[] = 'edit_users'; // Explicit due to primitive fall through
break;
case 'delete_post':
+ case 'delete_page':
$author_data = get_userdata( $user_id );
//echo "post ID: {$args[0]}
";
$post = get_post( $args[0] );
$post_type = get_post_type_object( $post->post_type );
- if ( $post_type && 'post' != $post_type->capability_type ) {
+ if ( 'delete_post' == $cap && $post_type && 'post' != $post_type->capability_type && ! $post_type->map_meta_cap ) {
$args = array_merge( array( $post_type->cap->delete_post, $user_id ), $args );
return call_user_func_array( 'map_meta_cap', $args );
}
@@ -837,69 +838,34 @@ function map_meta_cap( $cap, $user_id ) {
if ( is_object( $post_author_data ) && $user_id == $post_author_data->ID ) {
// If the post is published...
if ( 'publish' == $post->post_status ) {
- $caps[] = 'delete_published_posts';
+ $caps[] = $post_type->cap->delete_published_posts;
} elseif ( 'trash' == $post->post_status ) {
if ('publish' == get_post_meta($post->ID, '_wp_trash_meta_status', true) )
- $caps[] = 'delete_published_posts';
+ $caps[] = $post_type->cap->delete_published_posts;
} else {
// If the post is draft...
- $caps[] = 'delete_posts';
+ $caps[] = $post_type->cap->delete_posts;
}
} else {
// The user is trying to edit someone else's post.
- $caps[] = 'delete_others_posts';
+ $caps[] = $post_type->cap->delete_others_posts;
// The post is published, extra cap required.
if ( 'publish' == $post->post_status )
- $caps[] = 'delete_published_posts';
+ $caps[] = $post_type->cap->delete_published_posts;
elseif ( 'private' == $post->post_status )
- $caps[] = 'delete_private_posts';
- }
- break;
- case 'delete_page':
- $author_data = get_userdata( $user_id );
- //echo "post ID: {$args[0]}
";
- $page = get_page( $args[0] );
- $page_author_data = get_userdata( $page->post_author );
- //echo "current user id : $user_id, page author id: " . $page_author_data->ID . "
";
- // If the user is the author...
-
- if ('' != $page->post_author) {
- $page_author_data = get_userdata( $page->post_author );
- } else {
- //No author set yet so default to current user for cap checks
- $page_author_data = $author_data;
- }
-
- if ( is_object( $page_author_data ) && $user_id == $page_author_data->ID ) {
- // If the page is published...
- if ( $page->post_status == 'publish' ) {
- $caps[] = 'delete_published_pages';
- } elseif ( 'trash' == $page->post_status ) {
- if ('publish' == get_post_meta($page->ID, '_wp_trash_meta_status', true) )
- $caps[] = 'delete_published_pages';
- } else {
- // If the page is draft...
- $caps[] = 'delete_pages';
- }
- } else {
- // The user is trying to edit someone else's page.
- $caps[] = 'delete_others_pages';
- // The page is published, extra cap required.
- if ( $page->post_status == 'publish' )
- $caps[] = 'delete_published_pages';
- elseif ( $page->post_status == 'private' )
- $caps[] = 'delete_private_pages';
+ $caps[] = $post_type->cap->delete_private_posts;
}
break;
// edit_post breaks down to edit_posts, edit_published_posts, or
// edit_others_posts
case 'edit_post':
+ case 'edit_page':
$author_data = get_userdata( $user_id );
//echo "post ID: {$args[0]}
";
$post = get_post( $args[0] );
$post_type = get_post_type_object( $post->post_type );
- if ( $post_type && 'post' != $post_type->capability_type ) {
+ if ( 'edit_post' == $cap && $post_type && 'post' != $post_type->capability_type && ! $post_type->map_meta_cap ) {
$args = array_merge( array( $post_type->cap->edit_post, $user_id ), $args );
return call_user_func_array( 'map_meta_cap', $args );
}
@@ -909,86 +875,44 @@ function map_meta_cap( $cap, $user_id ) {
if ( is_object( $post_author_data ) && $user_id == $post_author_data->ID ) {
// If the post is published...
if ( 'publish' == $post->post_status ) {
- $caps[] = 'edit_published_posts';
+ $caps[] = $post_type->cap->edit_published_posts;
} elseif ( 'trash' == $post->post_status ) {
if ('publish' == get_post_meta($post->ID, '_wp_trash_meta_status', true) )
- $caps[] = 'edit_published_posts';
+ $caps[] = $post_type->cap->edit_published_posts;
} else {
// If the post is draft...
- $caps[] = 'edit_posts';
+ $caps[] = $post_type->cap->edit_posts;
}
} else {
// The user is trying to edit someone else's post.
- $caps[] = 'edit_others_posts';
+ $caps[] = $post_type->cap->edit_others_posts;
// The post is published, extra cap required.
if ( 'publish' == $post->post_status )
- $caps[] = 'edit_published_posts';
+ $caps[] = $post_type->cap->edit_published_posts;
elseif ( 'private' == $post->post_status )
- $caps[] = 'edit_private_posts';
- }
- break;
- case 'edit_page':
- $author_data = get_userdata( $user_id );
- //echo "post ID: {$args[0]}
";
- $page = get_page( $args[0] );
- $page_author_data = get_userdata( $page->post_author );
- //echo "current user id : $user_id, page author id: " . $page_author_data->ID . "
";
- // If the user is the author...
- if ( is_object( $page_author_data ) && $user_id == $page_author_data->ID ) {
- // If the page is published...
- if ( 'publish' == $page->post_status ) {
- $caps[] = 'edit_published_pages';
- } elseif ( 'trash' == $page->post_status ) {
- if ('publish' == get_post_meta($page->ID, '_wp_trash_meta_status', true) )
- $caps[] = 'edit_published_pages';
- } else {
- // If the page is draft...
- $caps[] = 'edit_pages';
- }
- } else {
- // The user is trying to edit someone else's page.
- $caps[] = 'edit_others_pages';
- // The page is published, extra cap required.
- if ( 'publish' == $page->post_status )
- $caps[] = 'edit_published_pages';
- elseif ( 'private' == $page->post_status )
- $caps[] = 'edit_private_pages';
+ $caps[] = $post_type->cap->edit_private_posts;
}
break;
case 'read_post':
+ case 'read_page':
$post = get_post( $args[0] );
$post_type = get_post_type_object( $post->post_type );
- if ( $post_type && 'post' != $post_type->capability_type ) {
+ if ( 'read_post' == $cap && $post_type && 'post' != $post_type->capability_type && ! $post_type->map_meta_cap ) {
$args = array_merge( array( $post_type->cap->read_post, $user_id ), $args );
return call_user_func_array( 'map_meta_cap', $args );
}
if ( 'private' != $post->post_status ) {
- $caps[] = 'read';
+ $caps[] = $post_type->cap->read;
break;
}
$author_data = get_userdata( $user_id );
$post_author_data = get_userdata( $post->post_author );
if ( is_object( $post_author_data ) && $user_id == $post_author_data->ID )
- $caps[] = 'read';
+ $caps[] = $post_type->cap->read;
else
- $caps[] = 'read_private_posts';
- break;
- case 'read_page':
- $page = get_page( $args[0] );
-
- if ( 'private' != $page->post_status ) {
- $caps[] = 'read';
- break;
- }
-
- $author_data = get_userdata( $user_id );
- $page_author_data = get_userdata( $page->post_author );
- if ( is_object( $page_author_data ) && $user_id == $page_author_data->ID )
- $caps[] = 'read';
- else
- $caps[] = 'read_private_pages';
+ $caps[] = $post_type->cap->read_private_posts;
break;
case 'edit_comment':
$comment = get_comment( $args[0] );
@@ -1050,6 +974,13 @@ function map_meta_cap( $cap, $user_id ) {
$caps[] = $cap;
break;
default:
+ // Handle meta capabilities for custom post types.
+ $post_type_meta_caps = _post_type_meta_capabilities();
+ if ( isset( $post_type_meta_caps[ $cap ] ) ) {
+ $args = array_merge( array( $post_type_meta_caps[ $cap ], $user_id ), $args );
+ return call_user_func_array( 'map_meta_cap', $args );
+ }
+
// If no meta caps match, return the original cap.
$caps[] = $cap;
}
diff --git a/wp-includes/post.php b/wp-includes/post.php
index 9ba61f647..03707f7b8 100644
--- a/wp-includes/post.php
+++ b/wp-includes/post.php
@@ -20,6 +20,7 @@ function create_initial_post_types() {
'_builtin' => true, /* internal use only. don't use this when registering your own post type. */
'_edit_link' => 'post.php?post=%d', /* internal use only. don't use this when registering your own post type. */
'capability_type' => 'post',
+ 'map_meta_cap' => true,
'hierarchical' => false,
'rewrite' => false,
'query_var' => false,
@@ -31,6 +32,7 @@ function create_initial_post_types() {
'_builtin' => true, /* internal use only. don't use this when registering your own post type. */
'_edit_link' => 'post.php?post=%d', /* internal use only. don't use this when registering your own post type. */
'capability_type' => 'page',
+ 'map_meta_cap' => true,
'hierarchical' => true,
'rewrite' => false,
'query_var' => false,
@@ -836,7 +838,8 @@ function get_post_types( $args = array(), $output = 'names', $operator = 'and' )
* - menu_position - The position in the menu order the post type should appear. Defaults to the bottom.
* - menu_icon - The url to the icon to be used for this menu. Defaults to use the posts icon.
* - capability_type - The post type to use for checking read, edit, and delete capabilities. Defaults to "post".
- * - capabilities - Array of capabilities for this post type. You can see accepted values in {@link get_post_type_capabilities()}. By default the capability_type is used to construct capabilities.
+ * - capabilities - Array of capabilities for this post type. You can see accepted values in {@link get_post_type_capabilities()}. By default the capability_type is used as a base to construct capabilities.
+ * - map_meta_cap - Whether to use the internal default meta capability handling. Defaults to false.
* - hierarchical - Whether the post type is hierarchical. Defaults to false.
* - supports - An alias for calling add_post_type_support() directly. See add_post_type_support() for Documentation. Defaults to none.
* - register_meta_box_cb - Provide a callback function that will be called when setting up the meta boxes for the edit form. Do remove_meta_box() and add_meta_box() calls in the callback.
@@ -866,7 +869,8 @@ function register_post_type($post_type, $args = array()) {
// Args prefixed with an underscore are reserved for internal use.
$defaults = array(
'labels' => array(), 'description' => '', 'publicly_queryable' => null, 'exclude_from_search' => null,
- '_builtin' => false, '_edit_link' => 'post.php?post=%d', 'capability_type' => 'post', 'capabilities' => array(), 'hierarchical' => false,
+ 'capability_type' => 'post', 'capabilities' => array(), 'map_meta_cap' => false,
+ '_builtin' => false, '_edit_link' => 'post.php?post=%d', 'hierarchical' => false,
'public' => false, 'rewrite' => true, 'query_var' => true, 'supports' => array(), 'register_meta_box_cb' => null,
'taxonomies' => array(), 'show_ui' => null, 'menu_position' => null, 'menu_icon' => null,
'permalink_epmask' => EP_PERMALINK, 'can_export' => true, 'show_in_nav_menus' => null, 'show_in_menu' => null,
@@ -978,22 +982,60 @@ function register_post_type($post_type, $args = array()) {
* - read_private_posts - The capability that controls reading private posts. Defaults to "read_private . $capability_type . s" (read_private_posts).
* - delete_post - The meta capability that controls deleting a particular object of this post type. Defaults to "delete_ . $capability_type" (delete_post).
*
+ * @see map_meta_cap()
* @since 3.0.0
+ *
* @param object $args
* @return object object with all the capabilities as member variables
*/
function get_post_type_capabilities( $args ) {
- $defaults = array(
+ global $_post_type_meta_capabilities;
+
+ $default_capabilities = array(
+ // Meta capabilities are generally mapped to primitive capabilities depending on the context
+ // (which would be the post being edited/deleted/read), instead of granted to users or roles:
'edit_post' => 'edit_' . $args->capability_type,
+ 'read_post' => 'read_' . $args->capability_type,
+ 'delete_post' => 'delete_' . $args->capability_type,
+ // Primitive capabilities that are used outside of map_meta_cap():
'edit_posts' => 'edit_' . $args->capability_type . 's',
'edit_others_posts' => 'edit_others_' . $args->capability_type . 's',
'publish_posts' => 'publish_' . $args->capability_type . 's',
- 'read_post' => 'read_' . $args->capability_type,
'read_private_posts' => 'read_private_' . $args->capability_type . 's',
- 'delete_post' => 'delete_' . $args->capability_type,
);
- $labels = array_merge( $defaults, $args->capabilities );
- return (object) $labels;
+ // Primitive capabilities that are used within map_meta_cap():
+ if ( $args->map_meta_cap ) {
+ $default_capabilities_for_mapping = array(
+ 'read' => 'read',
+ 'delete_posts' => 'delete_' . $args->capability_type . 's',
+ 'delete_private_posts' => 'delete_private_' . $args->capability_type . 's',
+ 'delete_published_posts' => 'delete_published_' . $args->capability_type . 's',
+ 'delete_others_posts' => 'delete_others_' . $args->capability_type . 's',
+ 'edit_private_posts' => 'edit_private_' . $args->capability_type . 's',
+ 'edit_published_posts' => 'edit_published_' . $args->capability_type . 's',
+ );
+ $default_capabilities = array_merge( $default_capabilities, $default_capabilities_for_mapping );
+ }
+ $capabilities = array_merge( $default_capabilities, $args->capabilities );
+ if ( $args->map_meta_cap )
+ _post_type_meta_capabilities( $capabilities );
+ return (object) $capabilities;
+}
+
+/**
+ * Stores or returns a list of post type meta caps for map_meta_cap().
+ *
+ * @since 3.1.0
+ * @access private
+ */
+function _post_type_meta_capabilities( $capabilities = null ) {
+ static $meta_caps = array();
+ if ( null === $capabilities )
+ return $meta_caps;
+ foreach ( $capabilities as $core => $custom ) {
+ if ( in_array( $core, array( 'read_post', 'delete_post', 'edit_post' ) ) )
+ $meta_caps[ $custom ] = $core;
+ }
}
/**