check if admin

apps/files_encryption/settings.php

@@ -6,6 +6,8 @@
  * See the COPYING-README file.
  */
 
+OC_Util::checkAdminUser();
+
 $tmpl = new OCP\Template( 'files_encryption', 'settings');
 $blackList=explode(',', OCP\Config::getAppValue('files_encryption',
 												'type_blacklist',

apps/files_external/settings.php

@@ -20,6 +20,8 @@
 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+OC_Util::checkAdminUser();
+
 OCP\Util::addScript('files_external', 'settings');
 OCP\Util::addscript('3rdparty', 'chosen/chosen.jquery.min');
 OCP\Util::addStyle('files_external', 'settings');

apps/user_ldap/settings.php

@@ -20,6 +20,9 @@
  * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
+
+OC_Util::checkAdminUser();
+
 $params = array('ldap_host', 'ldap_port', 'ldap_dn', 'ldap_agent_password', 'ldap_base', 'ldap_base_users', 'ldap_base_groups', 'ldap_userlist_filter', 'ldap_login_filter', 'ldap_group_filter', 'ldap_display_name', 'ldap_group_display_name', 'ldap_tls', 'ldap_turn_off_cert_check', 'ldap_nocase', 'ldap_quota_def', 'ldap_quota_attr', 'ldap_email_attr', 'ldap_group_member_assoc_attribute', 'ldap_cache_ttl', 'home_folder_naming_rule');
 
 OCP\Util::addscript('user_ldap', 'settings');

apps/user_webdavauth/settings.php

@@ -21,6 +21,8 @@
  *
  */
 
+OC_Util::checkAdminUser();
+
 if($_POST) {
 
 	if(isset($_POST['webdav_url'])) {