Fix menuItems language filtering

.github/workflows/test.yml

@@ -10,8 +10,8 @@ jobs:
                 ports:
                     - 3306:3306
                 env:
-                    MYSQL_ROOT_PASSWORD: root
-                options: --health-cmd="mysqladmin ping" --health-interval=10s --health-timeout=5s --health-retries=3
+                    MARIADB_ROOT_PASSWORD: root
+                options: --health-cmd="healthcheck.sh --connect --innodb_initialized" --health-interval=10s --health-timeout=5s --health-retries=3
         runs-on: ubuntu-latest
         steps:
             - uses: actions/checkout@v1

.gitremote

@@ -0,0 +1 @@
+origin [email protected]:valu-digital/wp-graphql-polylang.git 

composer.wp-install.json

@@ -10,7 +10,7 @@
     ],
     "require": {
         "composer/installers": "^1.0",
-        "wp-graphql/wp-graphql": "1.6.5",
+        "wp-graphql/wp-graphql": "1.26.0",
         "wpackagist-plugin/polylang": "3.1.1"
     },
     "extra": {

src/MenuItem.php

@@ -7,18 +7,6 @@
 
 class MenuItem
 {
-    /**
-     * Convert menu location to match the one generated by Polylang
-     *
-     * Ex. TOP_MENU -> TOP_MENU___fi
-     */
-    static function translate_menu_location(
-        string $location,
-        string $language
-    ): string {
-        return "${location}___${language}";
-    }
-
     function init()
     {
         $this->create_nav_menu_locations();
@@ -30,52 +18,39 @@ function init()
             0
         );
 
+        // https://github.com/wp-graphql/wp-graphql/blob/release/v1.26.0/src/Data/Connection/MenuItemConnectionResolver.php#L107
         add_filter(
-            'graphql_connection_query_args',
-            [$this, '__filter_graphql_connection_query_args'],
+            'graphql_menu_item_connection_args',
+            [$this, '__filter_graphql_menu_item_connection_args'],
             10,
             2
         );
     }
 
-    function __filter_graphql_connection_query_args(
-        array $query_args,
-        AbstractConnectionResolver $resolver
+    function __filter_graphql_menu_item_connection_args(
+        array $args,
+        $unfiltered
     ) {
-        if (!($resolver instanceof MenuItemConnectionResolver)) {
-            return $query_args;
+        if (!isset($args['where']['location'])) {
+            return $args;
         }
 
-        $args = $resolver->getArgs();
+        $lang = $args['where']['language'] ?? null;
 
-        if (!isset($args['where']['language'])) {
-            return $query_args;
-        }
-
-        if (!isset($args['where']['location'])) {
-            return $query_args;
+        if (!$lang) {
+            return $args;
         }
 
         // Required only when using other than the default language because the
         // menu location for the default language is the original location
-        if (pll_default_language('slug') === $args['where']['language']) {
-            return $query_args;
+        if (pll_default_language('slug') === $lang) {
+            return $args;
         }
 
-        // Update the 'location' arg to use translated location
-        $args['where']['location'] = self::translate_menu_location(
-            $args['where']['location'],
-            $args['where']['language']
-        );
-
-        // XXX. This is a hack. Modify the protected "args" so we can re-execute
-        // the get_query_args method with the new "location" arg
-        $ref = new \ReflectionObject($resolver);
-        $args_prop = $ref->getProperty('args');
-        $args_prop->setAccessible(true);
-        $args_prop->setValue($resolver, $args);
+        // Ex. TOP_MENU -> TOP_MENU___fi
+        $args['where']['location'] .= '___' . $lang;
 
-        return $resolver->get_query_args();
+        return $args;
     }
 
     /**

tests/wpunit/SanityTest.php

@@ -69,7 +69,9 @@ public function testCanUsePolylang()
         $this->assertTrue(defined('POLYLANG_VERSION'));
 
         $langs = pll_languages_list(['fields' => 'slug']);
-        $this->assertEquals($langs, ['en', 'fr', 'fi', 'de', 'es']);
+        asort($langs);
+
+        $this->assertEquals($langs, ['es', 'en', 'fr', 'fi', 'de']);
     }
 
     public function testPluginIsActivated()