fixed submodule routing

application/MobileApp/MobileAppController.php

@@ -398,21 +398,31 @@ class MobileAppController extends mfBaseController {
      * /MobileApp/{module}/{submodule}/{endpoint}
      */
     protected function handleApiCall($module, $submodule, $endpoint) {
-        // Normalize names
-        $moduleName = ucfirst(strtolower($module));
-        $submoduleName = ucfirst(strtolower($submodule));
-
         // Check authentication for API calls
         if (!$this->user || !$this->user->id) {
             self::returnJson(['success' => false, 'error' => 'Not authenticated'], 401);
             return;
         }
 
+        // Find module directory (case-insensitive)
+        $moduleName = $this->findModuleDirectory(APPDIR . "MobileApp/Modules", $module);
+        if (!$moduleName) {
+            self::returnJson(['success' => false, 'error' => "Module not found: {$module}"], 404);
+            return;
+        }
+
+        // Find submodule directory (case-insensitive)
+        $submoduleName = $this->findModuleDirectory(APPDIR . "MobileApp/Modules/{$moduleName}", $submodule);
+        if (!$submoduleName) {
+            self::returnJson(['success' => false, 'error' => "Submodule not found: {$module}/{$submodule}"], 404);
+            return;
+        }
+
         // Build handler path
         $handlerFile = APPDIR . "MobileApp/Modules/{$moduleName}/{$submoduleName}/{$submoduleName}Handler.php";
 
         if (!file_exists($handlerFile)) {
-            self::returnJson(['success' => false, 'error' => "Module not found: {$moduleName}/{$submoduleName}"], 404);
+            self::returnJson(['success' => false, 'error' => "Handler not found: {$moduleName}/{$submoduleName}"], 404);
             return;
         }
 
@@ -445,4 +455,20 @@ class MobileAppController extends mfBaseController {
 
         self::returnJson(['success' => false, 'error' => "Endpoint not found: {$endpoint}"], 404);
     }
+
+    /**
+     * Find directory with case-insensitive matching
+     * Required for Linux compatibility where filesystem is case-sensitive
+     */
+    protected function findModuleDirectory($basePath, $name) {
+        if (!is_dir($basePath)) return null;
+        $dirs = scandir($basePath);
+        foreach ($dirs as $dir) {
+            if ($dir === '.' || $dir === '..') continue;
+            if (strtolower($dir) === strtolower($name) && is_dir($basePath . '/' . $dir)) {
+                return $dir;
+            }
+        }
+        return null;
+    }
 }