Changeset 8802 for trunk/wp-admin/includes/misc.php

Timestamp:

09/04/2008 01:11:18 AM (17 years ago)

Author:

ryan

Message:

Add settings registration and whitelisting. Props donncha. see #7277

File:

• trunk/wp-admin/includes/misc.php (modified) (1 diff)

trunk/wp-admin/includes/misc.php

@@ -171 +171 @@
 }
 
+/* Whitelist functions */
+function register_setting($option_group, $option_name, $sanitize_callback = '') {
+    return add_option_update_handler($option_group, $option_name, $sanitize_callback);
+}
+
+function unregister_setting($option_group, $option_name, $sanitize_callback = '') {
+    return remove_option_update_handler($option_group, $option_name, $sanitize_callback);
+}
+
+function add_option_update_handler($option_group, $option_name, $sanitize_callback = '') {
+    global $new_whitelist_options;
+    $new_whitelist_options[ $option_group ][] = $option_name;
+    if ( $sanitize_callback != '' )
+        add_filter( "sanitize_option_{$option_name}", $sanitize_callback );
+}
+
+function remove_option_update_handler($option_group, $option_name, $sanitize_callback = '') {
+    global $new_whitelist_options;
+    $pos = array_search( $option_name, $new_whitelist_options );
+    if ( $pos !== false )
+        unset( $new_whitelist_options[ $option_group ][ $pos ] );
+    if ( $sanitize_callback != '' )
+        remove_filter( "sanitize_option_{$option_name}", $sanitize_callback );
+}
+
+function option_update_filter( $options ) {
+    global $new_whitelist_options;
+
+    if ( is_array( $new_whitelist_options ) )
+        $options = add_option_whitelist( $new_whitelist_options, $options );
+
+    return $options;
+}
+add_filter( 'whitelist_options', 'option_update_filter' );
+
+function add_option_whitelist( $new_options, $options = '' ) {
+    if( $options == '' ) {
+        global $whitelist_options;
+    } else {
+        $whitelist_options = $options;
+    }
+    foreach( $new_options as $page => $keys ) {
+        foreach( $keys as $key ) {
+            $pos = array_search( $key, $whitelist_options[ $page ] );
+            if( $pos === false )
+                $whitelist_options[ $page ][] = $key;
+        }
+    }
+    return $whitelist_options;
+}
+
+function remove_option_whitelist( $del_options, $options = '' ) {
+    if( $options == '' ) {
+        global $whitelist_options;
+    } else {
+        $whitelist_options = $options;
+    }
+    foreach( $del_options as $page => $keys ) {
+        foreach( $keys as $key ) {
+            $pos = array_search( $key, $whitelist_options[ $page ] );
+            if( $pos !== false )
+                unset( $whitelist_options[ $page ][ $pos ] );
+        }
+    }
+    return $whitelist_options;
+}
+
 ?>