added possibility to disable autocomplete in login form

Signed-off-by: Rayn0r <Andre.Weidemann@web.de>

core/Controller/LoginController.php

@@ -171,6 +171,14 @@ class LoginController extends Controller {
 			$parameters['loginName'] = '';
 			$parameters['user_autofocus'] = true;
 		}
+
+		$autocomplete = $this->config->getSystemValue('login_form_autocomplete', true);
+		if ($autocomplete){
+			$parameters['login_form_autocomplete'] = 'on';
+		} else {
+			$parameters['login_form_autocomplete'] = 'off';
+		}
+
 		if (!empty($redirect_url)) {
 			$parameters['redirect_url'] = $redirect_url;
 		}

core/templates/login.php

@@ -42,7 +42,7 @@ use OC\Core\Controller\LoginController;
 				aria-label="<?php p($l->t('Username or email')); ?>"
 				value="<?php p($_['loginName']); ?>"
 				<?php p($_['user_autofocus'] ? 'autofocus' : ''); ?>
-				autocomplete="on" autocapitalize="none" autocorrect="off" required>
+				autocomplete="<?php p($_['login_form_autocomplete']); ?>" autocapitalize="none" autocorrect="off" required>
 			<label for="user" class="infield"><?php p($l->t('Username or email')); ?></label>
 		</p>
 
@@ -51,7 +51,7 @@ use OC\Core\Controller\LoginController;
 				placeholder="<?php p($l->t('Password')); ?>"
 				aria-label="<?php p($l->t('Password')); ?>"
 				<?php p($_['user_autofocus'] ? '' : 'autofocus'); ?>
-				autocomplete="on" autocapitalize="off" autocorrect="none" required>
+				autocomplete="<?php p($_['login_form_autocomplete']); ?>" autocapitalize="none" autocorrect="off" required>
 			<label for="password" class="infield"><?php p($l->t('Password')); ?></label>
 		</p>