Consolidate search logic into one method/route

Put both show search and run search into the same route. This prevents
Lynx from thinking the search results were from a GET request and
caching the contents of the search page.

app/Http/Controllers/SearchController.php

@@ -11,32 +11,6 @@ use Illuminate\Http\Request;
  */
 class SearchController extends Controller
 {
-    /**
-     * Show the page that lets users search across Accounts and Statuses.
-     *
-     * @return Illuminate\View\View The search page.
-     */
-    public function show_search()
-    {
-        if (session()->has('results'))
-        {
-            # The user is coming here after peforming a search.
-
-            $results = session('results');
-        }
-        else
-        {
-       	    $results = null;
-        }
-
-        $vars = [
-            'results' => $results,
-            'mastodon_domain' => explode('//', env('MASTODON_DOMAIN'))[1]
-        ];
-
-        return view('search', $vars);
-    }
-
     /**
      * Process a search request.
      *
@@ -49,17 +23,23 @@ class SearchController extends Controller
         $user = session('user');
 
         # Verify we have an actual search term.
-        if (!$request->has('search_term'))
+        if ($request->has('search_term'))
         {
-            abort(400);
+            # Query the search end-point.
+            $results = Mastodon::domain(env('MASTODON_DOMAIN'))
+                ->token($user->token)
+                ->get('/search', ['q' => $request->search_term]);
 	}
+        else
+        {
+            $results = null;
+        }
 
-        # Query the search end-point.
-        $results = Mastodon::domain(env('MASTODON_DOMAIN'))
-            ->token($user->token)
-            ->get('/search', ['q' => $request->search_term]);
+        $vars = [
+            'results' => $results,
+            'mastodon_domain' => explode('//', env('MASTODON_DOMAIN'))[1]
+        ];
 
-        return redirect()->route('show_search')
-            ->with('results', $results);
+        return view('search', $vars);
     }
 }

resources/views/navigation.blade.php

@@ -3,6 +3,6 @@
         <li><a href="{{ route('home') }}">Timeline</a></li>
         <li><a href="{{ route('public') }}">Public Timeline</a></li>
         <li><a href="{{ route('notifications') }}">Notifications</a></li>
-        <li><a href="{{ route('show_search') }}">Search</a></li>
+        <li><a href="{{ route('search') }}">Search</a></li>
     </ul>
 </nav>

routes/web.php

@@ -71,11 +71,7 @@ Route::get('/account/{account_id}/unfollow', 'AccountController@unfollow_account
     ->name('unfollow')
     ->middleware('authorize');
 
-Route::get('/search', 'SearchController@show_search')
-    ->name('show_search')
-    ->middleware('authorize');
-
-Route::post('/search', 'SearchController@search')
+Route::match(['get', 'post'], '/search', 'SearchController@search')
     ->name('search')
     ->middleware('authorize');