Optimized API operations

Every operation updated user last login time, which was inefficient.
Changed it to update only after logins from credentials or cookies.

TODO

@@ -145,8 +145,6 @@ miscellaneous:
         - I don't think browsing online logs is very necessary
     - add help, api documentation
     - add version on homepage that reads version from package.json and git hash
-    - make script faster, right now every request to backend takes 200ms
-      (current suspect: dependency injector and sqlite)
     - add tool for migrating szurubooru database
     - endless pager should include information about page number
     - add README - apache2 has good README:

public_html/js/Auth.js

@@ -44,9 +44,13 @@ App.Auth = function(_, jQuery, util, api, appState, promise) {
 		});
 	}
 
-	function loginFromToken(token) {
+	function loginFromToken(token, isFromCookie) {
 		return promise.make(function(resolve, reject) {
-			promise.wait(api.post('/login', {token: token}))
+			var fd = {
+				token: token,
+				isFromCookie: isFromCookie
+			};
+			promise.wait(api.post('/login', fd))
 				.then(function(response) {
 					updateAppState(response);
 					resolve(response);
@@ -89,7 +93,7 @@ App.Auth = function(_, jQuery, util, api, appState, promise) {
 				return;
 			}
 
-			promise.wait(loginFromToken(authCookie))
+			promise.wait(loginFromToken(authCookie, true))
 				.then(function(response) {
 					resolve();
 				}).fail(function(response) {

src/Controllers/AuthController.php

@@ -4,6 +4,7 @@ namespace Szurubooru\Controllers;
 final class AuthController extends AbstractController
 {
 	private $authService;
+	private $userService;
 	private $tokenService;
 	private $privilegeService;
 	private $inputReader;
@@ -12,6 +13,7 @@ final class AuthController extends AbstractController
 
 	public function __construct(
 		\Szurubooru\Services\AuthService $authService,
+		\Szurubooru\Services\UserService $userService,
 		\Szurubooru\Services\TokenService $tokenService,
 		\Szurubooru\Services\PrivilegeService $privilegeService,
 		\Szurubooru\Helpers\InputReader $inputReader,
@@ -19,6 +21,7 @@ final class AuthController extends AbstractController
 		\Szurubooru\Controllers\ViewProxies\TokenViewProxy $tokenViewProxy)
 	{
 		$this->authService = $authService;
+		$this->userService = $userService;
 		$this->tokenService = $tokenService;
 		$this->privilegeService = $privilegeService;
 		$this->inputReader = $inputReader;
@@ -38,21 +41,30 @@ final class AuthController extends AbstractController
 		{
 			$formData = new \Szurubooru\FormData\LoginFormData($this->inputReader);
 			$this->authService->loginFromCredentials($formData);
+
+			$user = $this->authService->getLoggedInUser();
+			$this->userService->updateUserLastLoginTime($user);
 		}
 		elseif (isset($this->inputReader->token))
 		{
 			$token = $this->tokenService->getByName($this->inputReader->token);
 			$this->authService->loginFromToken($token);
+
+			$user = $this->authService->getLoggedInUser();
+			$isFromCookie = boolval($this->inputReader->isFromCookie);
+			if ($isFromCookie)
+				$this->userService->updateUserLastLoginTime($user);
 		}
 		else
 		{
 			$this->authService->loginAnonymous();
+			$user = $this->authService->getLoggedInUser();
 		}
 
 		return
 		[
 			'token' => $this->tokenViewProxy->fromEntity($this->authService->getLoginToken()),
-			'user' => $this->userViewProxy->fromEntity($this->authService->getLoggedInUser()),
+			'user' => $this->userViewProxy->fromEntity($user),
 			'privileges' => $this->privilegeService->getCurrentPrivileges(),
 		];
 	}

src/Services/AuthService.php

@@ -54,7 +54,6 @@ class AuthService
 
 		$this->loginToken = $this->createAndSaveLoginToken($user);
 		$this->loggedInUser = $user;
-		$this->userService->updateUserLastLoginTime($user);
 	}
 
 	public function loginFromToken(\Szurubooru\Entities\Token $token)
@@ -67,7 +66,6 @@ class AuthService
 
 		$this->loginToken = $token;
 		$this->loggedInUser = $user;
-		$this->userService->updateUserLastLoginTime($this->loggedInUser);
 	}
 
 	public function getAnonymousUser()