Check caps for both old and new meta keys when changing the key for a mid. Properly handle slashes when checking meta caps. Props xknown. see #17850

git-svn-id: http://svn.automattic.com/wordpress/trunk@18449 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
ryan 2011-07-21 19:32:12 +00:00
parent 62f427a096
commit 4e538ea9c8
2 changed files with 11 additions and 7 deletions

View File

@ -869,7 +869,9 @@ case 'add-meta' :
die(__('Please provide a custom field value.'));
if ( !$meta = get_post_meta_by_id( $mid ) )
die('0'); // if meta doesn't exist
if ( is_protected_meta( $meta->meta_key, 'post' ) || !current_user_can( 'edit_post_meta', $meta->post_id, $meta->meta_key ) )
if ( is_protected_meta( $meta->meta_key, 'post' ) || is_protected_meta( $key, 'post' ) ||
! current_user_can( 'edit_post_meta', $meta->post_id, $meta->meta_key ) ||
! current_user_can( 'edit_post_meta', $meta->post_id, $key ) )
die('-1');
if ( $meta->meta_value != stripslashes($value) || $meta->meta_key != stripslashes($key) ) {
if ( !$u = update_meta( $mid, $key, $value ) )

View File

@ -667,24 +667,26 @@ function add_meta( $post_ID ) {
$metakeyselect = isset($_POST['metakeyselect']) ? stripslashes( trim( $_POST['metakeyselect'] ) ) : '';
$metakeyinput = isset($_POST['metakeyinput']) ? stripslashes( trim( $_POST['metakeyinput'] ) ) : '';
$metavalue = isset($_POST['metavalue']) ? maybe_serialize( stripslashes_deep( $_POST['metavalue'] ) ) : '';
if ( is_string($metavalue) )
$metavalue = isset($_POST['metavalue']) ? $_POST['metavalue'] : '';
if ( is_string( $metavalue ) )
$metavalue = trim( $metavalue );
if ( ('0' === $metavalue || ! empty ( $metavalue ) ) && ((('#NONE#' != $metakeyselect) && !empty ( $metakeyselect) ) || !empty ( $metakeyinput) ) ) {
if ( ('0' === $metavalue || ! empty ( $metavalue ) ) && ( ( ( '#NONE#' != $metakeyselect ) && !empty ( $metakeyselect) ) || !empty ( $metakeyinput ) ) ) {
// We have a key/value pair. If both the select and the
// input for the key have data, the input takes precedence:
if ('#NONE#' != $metakeyselect)
if ( '#NONE#' != $metakeyselect )
$metakey = $metakeyselect;
if ( $metakeyinput)
if ( $metakeyinput )
$metakey = $metakeyinput; // default
if ( is_protected_meta( $metakey, 'post' ) || ! current_user_can( 'add_post_meta', $post_ID, $metakey ) )
return false;
return add_post_meta($post_ID, $metakey, $metavalue);
$metakey = esc_sql( $metakey );
return add_post_meta( $post_ID, $metakey, $metavalue );
}
return false;