Merge pull request #5280 from kenjis/fix-module-route-filter

fix: module filters are not discovered when using route filters

Author: kenjis

system/CodeIgniter.php

@@ -358,6 +358,8 @@ protected function handleRequest(?RouteCollectionInterface $routes, Cache $cache
     {
         $routeFilter = $this->tryToRouteIt($routes);
 
+        $uri = $this->determinePath();
+
         // Start up the filters
         $filters = Services::filters();
 
@@ -375,8 +377,6 @@ protected function handleRequest(?RouteCollectionInterface $routes, Cache $cache
             }
         }
 
-        $uri = $this->determinePath();
-
         // Never run filters when running through Spark cli
         if (! defined('SPARKED')) {
             // Run "before" filters

system/Filters/Filters.php

@@ -107,12 +107,16 @@ public function __construct($config, RequestInterface $request, ResponseInterfac
         $this->setResponse($response);
 
         $this->modules = $modules ?? config('Modules');
+
+        if ($this->modules->shouldDiscover('filters')) {
+            $this->discoverFilters();
+        }
     }
 
     /**
      * If discoverFilters is enabled in Config then system will try to
      * auto-discover custom filters files in Namespaces and allow access to
-     * the config object via the variable $customfilters as with the routes file
+     * the config object via the variable $filters as with the routes file
      *
      * Sample :
      * $filters->aliases['custom-auth'] = \Acme\Blob\Filters\BlobAuth::class;
@@ -211,12 +215,10 @@ public function run(string $uri, string $position = 'before')
      * The resulting $this->filters is an array of only filters
      * that should be applied to this request.
      *
-     * We go ahead an process the entire tree because we'll need to
+     * We go ahead and process the entire tree because we'll need to
      * run through both a before and after and don't want to double
      * process the rows.
      *
-     * @param string $uri
-     *
      * @return Filters
      */
     public function initialize(?string $uri = null)
@@ -225,10 +227,6 @@ public function initialize(?string $uri = null)
             return $this;
         }
 
-        if ($this->modules->shouldDiscover('filters')) {
-            $this->discoverFilters();
-        }
-
         $this->processGlobals($uri);
         $this->processMethods();
         $this->processFilters($uri);

tests/system/Filters/FiltersTest.php

@@ -458,6 +458,24 @@ public function testCustomFiltersLoad()
         $this->assertSame('http://hellowworld.com', $request->url);
     }
 
+    /**
+     * @see https://github.com/codeigniter4/CodeIgniter4/issues/4720
+     */
+    public function testAllCustomFiltersAreDiscoveredInConstructor()
+    {
+        $_SERVER['REQUEST_METHOD'] = 'GET';
+
+        $config = [
+            'aliases' => [],
+            'globals' => [],
+        ];
+        $filtersConfig = $this->createConfigFromArray(FiltersConfig::class, $config);
+        $filters       = $this->createFilters($filtersConfig);
+
+        $configFilters = $this->getPrivateProperty($filters, 'config');
+        $this->assertContains('test-customfilter', array_keys($configFilters->aliases));
+    }
+
     public function testRunThrowsWithInvalidClassType()
     {
         $_SERVER['REQUEST_METHOD'] = 'GET';