Started widening of activity logging

In progress, Need to implement much of the logging in controllers.
Also cleaned up base controller along the way.

app/Http/Controllers/Controller.php

@@ -2,21 +2,20 @@
 
 namespace BookStack\Http\Controllers;
 
+use BookStack\Facades\Activity;
+use BookStack\Interfaces\Loggable;
 use BookStack\Ownable;
 use Illuminate\Foundation\Bus\DispatchesJobs;
 use Illuminate\Foundation\Validation\ValidatesRequests;
 use Illuminate\Http\Exceptions\HttpResponseException;
-use Illuminate\Http\Request;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Response;
 use Illuminate\Routing\Controller as BaseController;
-use Illuminate\Validation\ValidationException;
 
 abstract class Controller extends BaseController
 {
     use DispatchesJobs, ValidatesRequests;
 
-    /**
-     * Controller constructor.
-     */
     public function __construct()
     {
         //
@@ -43,9 +42,8 @@ abstract class Controller extends BaseController
 
     /**
      * Adds the page title into the view.
-     * @param $title
      */
-    public function setPageTitle($title)
+    public function setPageTitle(string $title)
     {
         view()->share('pageTitle', $title);
     }
@@ -67,79 +65,59 @@ abstract class Controller extends BaseController
     }
 
     /**
-     * Checks for a permission.
-     * @param string $permissionName
-     * @return bool|\Illuminate\Http\RedirectResponse
+     * Checks that the current user has the given permission otherwise throw an exception.
      */
-    protected function checkPermission($permissionName)
+    protected function checkPermission(string $permission): void
     {
-        if (!user() || !user()->can($permissionName)) {
+        if (!user() || !user()->can($permission)) {
             $this->showPermissionError();
         }
-        return true;
     }
 
     /**
-     * Check the current user's permissions against an ownable item.
-     * @param $permission
-     * @param Ownable $ownable
-     * @return bool
+     * Check the current user's permissions against an ownable item otherwise throw an exception.
      */
-    protected function checkOwnablePermission($permission, Ownable $ownable)
+    protected function checkOwnablePermission(string $permission, Ownable $ownable): void
     {
-        if (userCan($permission, $ownable)) {
-            return true;
+        if (!userCan($permission, $ownable)) {
+            $this->showPermissionError();
         }
-        return $this->showPermissionError();
     }
 
     /**
-     * Check if a user has a permission or bypass if the callback is true.
-     * @param $permissionName
-     * @param $callback
-     * @return bool
+     * Check if a user has a permission or bypass the permission
+     * check if the given callback resolves true.
      */
-    protected function checkPermissionOr($permissionName, $callback)
+    protected function checkPermissionOr(string $permission, callable $callback): void
     {
-        $callbackResult = $callback();
-        if ($callbackResult === false) {
-            $this->checkPermission($permissionName);
+        if ($callback() !== true) {
+            $this->checkPermission($permission);
         }
-        return true;
     }
 
     /**
      * Check if the current user has a permission or bypass if the provided user
      * id matches the current user.
-     * @param string $permissionName
-     * @param int $userId
-     * @return bool
      */
-    protected function checkPermissionOrCurrentUser(string $permissionName, int $userId)
+    protected function checkPermissionOrCurrentUser(string $permission, int $userId): void
     {
-        return $this->checkPermissionOr($permissionName, function () use ($userId) {
+        $this->checkPermissionOr($permission, function () use ($userId) {
             return $userId === user()->id;
         });
     }
 
     /**
      * Send back a json error message.
-     * @param string $messageText
-     * @param int $statusCode
-     * @return mixed
      */
-    protected function jsonError($messageText = "", $statusCode = 500)
+    protected function jsonError(string $messageText = "", int $statusCode = 500): JsonResponse
     {
         return response()->json(['message' => $messageText, 'status' => 'error'], $statusCode);
     }
 
     /**
      * Create a response that forces a download in the browser.
-     * @param string $content
-     * @param string $fileName
-     * @return \Illuminate\Http\Response
      */
-    protected function downloadResponse(string $content, string $fileName)
+    protected function downloadResponse(string $content, string $fileName): Response
     {
         return response()->make($content, 200, [
             'Content-Type'        => 'application/octet-stream',
@@ -149,31 +127,37 @@ abstract class Controller extends BaseController
 
     /**
      * Show a positive, successful notification to the user on next view load.
-     * @param string $message
      */
-    protected function showSuccessNotification(string $message)
+    protected function showSuccessNotification(string $message): void
     {
         session()->flash('success', $message);
     }
 
     /**
      * Show a warning notification to the user on next view load.
-     * @param string $message
      */
-    protected function showWarningNotification(string $message)
+    protected function showWarningNotification(string $message): void
     {
         session()->flash('warning', $message);
     }
 
     /**
      * Show an error notification to the user on next view load.
-     * @param string $message
      */
-    protected function showErrorNotification(string $message)
+    protected function showErrorNotification(string $message): void
     {
         session()->flash('error', $message);
     }
 
+    /**
+     * Log an activity in the system.
+     * @param string|Loggable
+     */
+    protected function logActivity(string $type, $detail = ''): void
+    {
+        Activity::add($type, $detail);
+    }
+
     /**
      * Get the validation rules for image files.
      */