Fix some scrutiniser issues.

app/Http/Controllers/AttachmentController.php

@@ -18,6 +18,7 @@ use FireflyIII\Exceptions\FireflyException;
 use FireflyIII\Http\Requests\AttachmentFormRequest;
 use FireflyIII\Models\Attachment;
 use FireflyIII\Repositories\Attachment\AttachmentRepositoryInterface;
+use Illuminate\Http\Response as LaravelResponse;
 use Preferences;
 use Response;
 use Session;
@@ -100,7 +101,9 @@ class AttachmentController extends Controller
             $content = $repository->getContent($attachment);
             $quoted  = sprintf('"%s"', addcslashes(basename($attachment->filename), '"\\'));
 
-            return response($content, 200)
+            /** @var LaravelResponse $response */
+            $response = response($content, 200);
+            $response
                 ->header('Content-Description', 'File Transfer')
                 ->header('Content-Type', 'application/octet-stream')
                 ->header('Content-Disposition', 'attachment; filename=' . $quoted)
@@ -110,6 +113,8 @@ class AttachmentController extends Controller
                 ->header('Cache-Control', 'must-revalidate, post-check=0, pre-check=0')
                 ->header('Pragma', 'public')
                 ->header('Content-Length', strlen($content));
+
+            return $response;
         }
         throw new FireflyException('Could not find the indicated attachment. The file is no longer there.');
     }

app/Http/Controllers/ExportController.php

@@ -24,6 +24,7 @@ use FireflyIII\Models\ExportJob;
 use FireflyIII\Repositories\Account\AccountRepositoryInterface;
 use FireflyIII\Repositories\ExportJob\ExportJobRepositoryInterface;
 use FireflyIII\Repositories\ExportJob\ExportJobRepositoryInterface as EJRI;
+use Illuminate\Http\Response as LaravelResponse;
 use Preferences;
 use Response;
 use View;
@@ -73,8 +74,9 @@ class ExportController extends Controller
 
 
         $job->change('export_downloaded');
-
-        return response($content, 200)
+        /** @var LaravelResponse $response */
+        $response = response($content, 200);
+        $response
             ->header('Content-Description', 'File Transfer')
             ->header('Content-Type', 'application/octet-stream')
             ->header('Content-Disposition', 'attachment; filename=' . $quoted)
@@ -85,6 +87,8 @@ class ExportController extends Controller
             ->header('Pragma', 'public')
             ->header('Content-Length', strlen($content));
 
+        return $response;
+
     }
 
     /**
@@ -128,8 +132,7 @@ class ExportController extends Controller
      * @param AccountRepositoryInterface $repository
      * @param EJRI                       $jobs
      *
-     * @return string
-     *
+     * @return \Illuminate\Http\JsonResponse
      */
     public function postIndex(ExportFormRequest $request, AccountRepositoryInterface $repository, EJRI $jobs)
     {

app/Http/Controllers/ImportController.php

@@ -21,6 +21,7 @@ use FireflyIII\Models\ImportJob;
 use FireflyIII\Repositories\ImportJob\ImportJobRepositoryInterface;
 use FireflyIII\Repositories\Tag\TagRepositoryInterface;
 use Illuminate\Http\Request;
+use Illuminate\Http\Response as LaravelResponse;
 use Log;
 use Response;
 use Session;
@@ -120,15 +121,18 @@ class ImportController extends Controller
         $result                            = json_encode($config, JSON_PRETTY_PRINT);
         $name                              = sprintf('"%s"', addcslashes('import-configuration-' . date('Y-m-d') . '.json', '"\\'));
 
-        return response($result, 200)
-            ->header('Content-disposition', 'attachment; filename=' . $name)
-            ->header('Content-Type', 'application/json')
-            ->header('Content-Description', 'File Transfer')
-            ->header('Connection', 'Keep-Alive')
-            ->header('Expires', '0')
-            ->header('Cache-Control', 'must-revalidate, post-check=0, pre-check=0')
-            ->header('Pragma', 'public')
-            ->header('Content-Length', strlen($result));
+        /** @var LaravelResponse $response */
+        $response = response($result, 200);
+        $response->header('Content-disposition', 'attachment; filename=' . $name)
+                 ->header('Content-Type', 'application/json')
+                 ->header('Content-Description', 'File Transfer')
+                 ->header('Connection', 'Keep-Alive')
+                 ->header('Expires', '0')
+                 ->header('Cache-Control', 'must-revalidate, post-check=0, pre-check=0')
+                 ->header('Pragma', 'public')
+                 ->header('Content-Length', strlen($result));
+
+        return $response;
 
 
     }

app/Http/Controllers/Transaction/SingleController.php

@@ -265,6 +265,7 @@ class SingleController extends Controller
 
             return redirect(route('transactions.create', [$request->input('what')]))->withInput();
         }
+        /** @var array $files */
         $files = $request->hasFile('attachments') ? $request->file('attachments') : null;
         $this->attachments->saveAttachmentsForModel($journal, $files);
 
@@ -315,6 +316,7 @@ class SingleController extends Controller
 
         $data    = $request->getJournalData();
         $journal = $repository->update($journal, $data);
+        /** @var array $files */
         $files   = $request->hasFile('attachments') ? $request->file('attachments') : null;
         $this->attachments->saveAttachmentsForModel($journal, $files);
 

app/Http/Controllers/Transaction/SplitController.php

@@ -138,6 +138,7 @@ class SplitController extends Controller
 
         $data    = $this->arrayFromInput($request);
         $journal = $repository->updateSplitJournal($journal, $data);
+        /** @var array $files */
         $files   = $request->hasFile('attachments') ? $request->file('attachments') : null;
         // save attachments:
         $this->attachments->saveAttachmentsForModel($journal, $files);