-function map_meta_cap( $cap, $user_id ) {
- $args = array_slice( func_get_args(), 2 );
- $caps = array();
-
- switch ( $cap ) {
- case 'delete_user':
- $caps[] = 'delete_users';
- break;
- case 'edit_user':
- if ( !isset( $args[0] ) || $user_id != $args[0] ) {
- $caps[] = 'edit_users';
- }
- break;
- case 'delete_post':
- $author_data = get_userdata( $user_id );
- //echo "post ID: {$args[0]}<br />";
- $post = get_post( $args[0] );
- if ( 'page' == $post->post_type ) {
- $args = array_merge( array( 'delete_page', $user_id ), $args );
- return call_user_func_array( 'map_meta_cap', $args );
- }
- $post_author_data = get_userdata( $post->post_author );
- //echo "current user id : $user_id, post author id: " . $post_author_data->ID . "<br />";
- // If the user is the author...
- if ( $user_id == $post_author_data->ID ) {
- // If the post is published...
- if ( 'publish' == $post->post_status )
- $caps[] = 'delete_published_posts';
- else
- // If the post is draft...
- $caps[] = 'delete_posts';
- } else {
- // The user is trying to edit someone else's post.
- $caps[] = 'delete_others_posts';
- // The post is published, extra cap required.
- if ( 'publish' == $post->post_status )
- $caps[] = '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]}<br />";
- $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 . "<br />";
- // If the user is the author...
- if ( $user_id == $page_author_data->ID ) {
- // If the page is published...
- if ( $page->post_status == 'publish' )
- $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';
- }
- break;
- // edit_post breaks down to edit_posts, edit_published_posts, or
- // edit_others_posts
- case 'edit_post':
- $author_data = get_userdata( $user_id );
- //echo "post ID: {$args[0]}<br />";
- $post = get_post( $args[0] );
- if ( 'page' == $post->post_type ) {
- $args = array_merge( array( 'edit_page', $user_id ), $args );
- return call_user_func_array( 'map_meta_cap', $args );
- }
- $post_author_data = get_userdata( $post->post_author );
- //echo "current user id : $user_id, post author id: " . $post_author_data->ID . "<br />";
- // If the user is the author...
- if ( $user_id == $post_author_data->ID ) {
- // If the post is published...
- if ( 'publish' == $post->post_status )
- $caps[] = 'edit_published_posts';
- else
- // If the post is draft...
- $caps[] = 'edit_posts';
- } else {
- // The user is trying to edit someone else's post.
- $caps[] = 'edit_others_posts';
- // The post is published, extra cap required.
- if ( 'publish' == $post->post_status )
- $caps[] = '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]}<br />";
- $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 . "<br />";
- // If the user is the author...
- if ( $user_id == $page_author_data->ID ) {
- // If the page is published...
- if ( 'publish' == $page->post_status )
- $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';
- }
- break;
- case 'read_post':
- $post = get_post( $args[0] );
- if ( 'page' == $post->post_type ) {
- $args = array_merge( array( 'read_page', $user_id ), $args );
- return call_user_func_array( 'map_meta_cap', $args );
- }
-
- if ( 'private' != $post->post_status ) {
- $caps[] = 'read';
- break;
- }