- if ( array_key_exists( $wiki, $this->settings[$setting] ) ) {
- $retval = $this->settings[$setting][$wiki];
- } elseif ( array_key_exists( $suffix, $this->settings[$setting] ) ) {
- $retval = $this->settings[$setting][$suffix];
- } elseif ( array_key_exists( 'default', $this->settings[$setting] ) ) {
- $retval = $this->settings[$setting]['default'];
+ if ( array_key_exists( $setting, $this->settings ) ) {
+ if ( array_key_exists( $wiki, $this->settings[$setting] ) ) {
+ $retval = $this->settings[$setting][$wiki];
+ } elseif ( array_key_exists( $suffix, $this->settings[$setting] ) ) {
+ $retval = $this->settings[$setting][$suffix];
+ } elseif ( array_key_exists( 'default', $this->settings[$setting] ) ) {
+ $retval = $this->settings[$setting]['default'];
+ } else {
+ $retval = NULL;
+ }