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wp_ajax_delete_meta › WordPress Function

Since3.1.0
Deprecatedn/a
› wp_ajax_delete_meta ( No parameters )
Defined at:
Codex:

Handles deleting meta via AJAX.



Related Functions: wp_ajax_delete_tag, wp_ajax_delete_comment, wp_ajax_delete_theme, wp_ajax_delete_post, wp_ajax_delete_page

Source 

function wp_ajax_delete_meta() {
	$id = isset( $_POST['id'] ) ? (int) $_POST['id'] : 0;

	check_ajax_referer( "delete-meta_$id" );
	$meta = get_metadata_by_mid( 'post', $id );

	if ( ! $meta ) {
		wp_die( 1 );
	}

	if ( is_protected_meta( $meta->meta_key, 'post' ) || ! current_user_can( 'delete_post_meta', $meta->post_id, $meta->meta_key ) ) {
		wp_die( -1 );
	}

	if ( delete_meta( $meta->meta_id ) ) {
		wp_die( 1 );
	}

	wp_die( 0 );
}