Merge branch 'fix/20784/21.03' into '21.03'

[20784] Installation avec un dossier “custom” versionné (21.03)

See merge request maarch/MaarchCourrier!685

src/core/controllers/AuthenticationController.php

@@ -848,18 +848,19 @@ class AuthenticationController
             'GET/installer/customs', 'POST/installer/custom', 'POST/installer/database', 'POST/installer/docservers', 'POST/installer/customization',
             'PUT/installer/administrator', 'DELETE/installer/lock'
         ];
+        $expectedNames = [
+            '.',
+            '..',
+            'custom.json',
+            '.gitkeep'
+        ];
 
         if (!in_array($args['route'], $installerRoutes)) {
             return false;
         } elseif (is_file("custom/custom.json")) {
             $customs = scandir('custom');
-            if (count($customs) > 4) {
-                return false;
-            }
+            $customs = array_diff($customs, $expectedNames);
             foreach ($customs as $custom) {
-                if (in_array($custom, ['custom.json', '.', '..'])) {
-                    continue;
-                }
                 if (!is_file("custom/{$custom}/initializing.lck")) {
                     return false;
                 }