wikimedia / mediawiki

	 * @param string $group The name of the group to check

	 * @return bool Can we remove the group?

	 */

	private function canRemove( $group ) {

		// $this->changeableGroups()['remove'] doesn't work, of course. Thanks, PHP.

		$groups = $this->changeableGroups();

		return in_array(

			$group,

			$groups['remove'] ) || ( $this->isself && in_array( $group, $groups['remove-self'] )

		);

	}

	/**

	 * @param string $group The name of the group to check

	 * @param string $group The name of the group to check

	 * @return bool Can we add the group?

	 */

	private function canAdd( $group ) {

		$groups = $this->changeableGroups();

		return in_array(

			$group,

			$groups['add'] ) || ( $this->isself && in_array( $group, $groups['add-self'] )

		);

	}

	/**

	 * Returns $this->getUser()->changeableGroups()