Read locales over http in the browser

pkg/intl/test/web_server.dart

Index: pkg/intl/test/web_server.dart
===================================================================
--- pkg/intl/test/web_server.dart	(revision 0)
+++ pkg/intl/test/web_server.dart	(revision 0)
@@ -0,0 +1,55 @@
+// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+/**
+ * This file runs a trivial HTTP server to serve locale data files from the
+ * intl/lib/src/data directory. The code is primarily copied from the dart:io
+ * example at http://www.dartlang.org/articles/io/
+ */
+
+#import('dart:io');
+#import('dart:isolate');
+
+var server = new HttpServer();
+
+_send404(HttpResponse response) {
+  response.statusCode = HttpStatus.NOT_FOUND;
+  response.outputStream.close();
+}
+
+startServer(String basePath) {
+  server.listen('127.0.0.1', 8000);
+  server.defaultRequestHandler = (HttpRequest request, HttpResponse response) {
+    var path = request.path;
+    if (path == '/terminate') {
+      server.close();
+      return;
+    }
+    final File file = new File('${basePath}${path}');
+    file.exists().then((bool found) {
+      if (found) {
+        // Set the CORS header to allow us to issue requests to localhost when
+        // the HTML was opened from a file.
+        response.headers.set("Access-Control-Allow-Origin", "*");
+        file.fullPath().then((String fullPath) {
+            file.openInputStream().pipe(response.outputStream);
+        });
+      } else {
+        _send404(response);
+      }
+    });
+  };
+}
+
+main() {
+  // Compute base path for the request based on the location of the
+  // script and then start the server.
+  File script = new File(new Options().script);
+  script.directory().then((Directory d) {
+    startServer('${d.path}/../lib/src/data');
+  });
+  // After 60 seconds, if we haven't already been told to terminate, shut down
+  // the server, at which point the program exits.
+  new Timer(60000, (t) {server.close();});
+}