Copy //content/renderer/push_messaging/push_messaging_utils.* to Blink

This is a necessary temporary step in order to move push_provider.* and
push_messaging_client.* from //content/renderer to Blink. It's a bit
sad to copy the file instead of moving it to a shared location that can
be used both from content/renderer/push_messaging/push_messaging_client.cc
and blink/renderer/modules/push_messaging/push_provider.cc, but since this
is a brief temporary state it's perhaps cleaner and simpler than putting
things in a shared location, only to move it again right afterwards.

Once both files are inside Blink, push_messaging_utils.* from //content
will be removed and only the one under blink/renderer/modules will remain.

Bug: 939943
Change-Id: Iaa24cabe8f4c38215c86a0e82b5cc3d9c945cdb3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1594518Reviewed-by: Peter Beverloo <peter@chromium.org>
Reviewed-by: Kentaro Hara <haraken@chromium.org>
Commit-Queue: Mario Sanchez Prada <mario@igalia.com>
Cr-Commit-Position: refs/heads/master@{#658474}

third_party/blink/renderer/modules/push_messaging/BUILD.gn

@@ -18,6 +18,8 @@ blink_modules_sources("push_messaging") {
     "push_message_data.h",
     "push_messaging_bridge.cc",
     "push_messaging_bridge.h",
+    "push_messaging_utils.cc",
+    "push_messaging_utils.h",
     "push_subscription.cc",
     "push_subscription.h",
     "push_subscription_callbacks.cc",

third_party/blink/renderer/modules/push_messaging/push_messaging_utils.cc

+// Copyright 2019 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "third_party/blink/renderer/modules/push_messaging/push_messaging_utils.h"
+
+#include "third_party/blink/public/mojom/push_messaging/push_messaging_status.mojom-shared.h"
+#include "third_party/blink/public/platform/modules/push_messaging/web_push_error.h"
+#include "third_party/blink/public/platform/web_string.h"
+
+namespace blink {
+
+namespace {
+
+const char* PushRegistrationStatusToString(
+    mojom::PushRegistrationStatus status) {
+  switch (status) {
+    case mojom::PushRegistrationStatus::SUCCESS_FROM_PUSH_SERVICE:
+    case mojom::PushRegistrationStatus::
+        SUCCESS_NEW_SUBSCRIPTION_FROM_PUSH_SERVICE:
+      return "Registration successful - from push service";
+
+    case mojom::PushRegistrationStatus::NO_SERVICE_WORKER:
+      return "Registration failed - no Service Worker";
+
+    case mojom::PushRegistrationStatus::SERVICE_NOT_AVAILABLE:
+      return "Registration failed - push service not available";
+
+    case mojom::PushRegistrationStatus::LIMIT_REACHED:
+      return "Registration failed - registration limit has been reached";
+
+    case mojom::PushRegistrationStatus::PERMISSION_DENIED:
+      return "Registration failed - permission denied";
+
+    case mojom::PushRegistrationStatus::SERVICE_ERROR:
+      return "Registration failed - push service error";
+
+    case mojom::PushRegistrationStatus::NO_SENDER_ID:
+      return "Registration failed - missing applicationServerKey, and "
+             "gcm_sender_id not found in manifest";
+
+    case mojom::PushRegistrationStatus::STORAGE_ERROR:
+      return "Registration failed - storage error";
+
+    case mojom::PushRegistrationStatus::SUCCESS_FROM_CACHE:
+      return "Registration successful - from cache";
+
+    case mojom::PushRegistrationStatus::NETWORK_ERROR:
+      return "Registration failed - could not connect to push server";
+
+    case mojom::PushRegistrationStatus::INCOGNITO_PERMISSION_DENIED:
+      // We split this out for UMA, but it must be indistinguishable to JS.
+      return PushRegistrationStatusToString(
+          mojom::PushRegistrationStatus::PERMISSION_DENIED);
+
+    case mojom::PushRegistrationStatus::PUBLIC_KEY_UNAVAILABLE:
+      return "Registration failed - could not retrieve the public key";
+
+    case mojom::PushRegistrationStatus::MANIFEST_EMPTY_OR_MISSING:
+      return "Registration failed - missing applicationServerKey, and manifest "
+             "empty or missing";
+
+    case mojom::PushRegistrationStatus::SENDER_ID_MISMATCH:
+      return "Registration failed - A subscription with a different "
+             "applicationServerKey (or gcm_sender_id) already exists; to "
+             "change the applicationServerKey, unsubscribe then resubscribe.";
+
+    case mojom::PushRegistrationStatus::STORAGE_CORRUPT:
+      return "Registration failed - storage corrupt";
+
+    case mojom::PushRegistrationStatus::RENDERER_SHUTDOWN:
+      return "Registration failed - renderer shutdown";
+  }
+  NOTREACHED();
+  return "";
+}
+
+}  // namespace
+
+WebPushError PushRegistrationStatusToWebPushError(
+    mojom::PushRegistrationStatus status) {
+  WebPushError::ErrorType error_type = WebPushError::kErrorTypeAbort;
+  switch (status) {
+    case mojom::PushRegistrationStatus::PERMISSION_DENIED:
+      error_type = WebPushError::kErrorTypeNotAllowed;
+      break;
+    case mojom::PushRegistrationStatus::SENDER_ID_MISMATCH:
+      error_type = WebPushError::kErrorTypeInvalidState;
+      break;
+    case mojom::PushRegistrationStatus::SUCCESS_FROM_PUSH_SERVICE:
+    case mojom::PushRegistrationStatus::
+        SUCCESS_NEW_SUBSCRIPTION_FROM_PUSH_SERVICE:
+    case mojom::PushRegistrationStatus::NO_SERVICE_WORKER:
+    case mojom::PushRegistrationStatus::SERVICE_NOT_AVAILABLE:
+    case mojom::PushRegistrationStatus::LIMIT_REACHED:
+    case mojom::PushRegistrationStatus::SERVICE_ERROR:
+    case mojom::PushRegistrationStatus::NO_SENDER_ID:
+    case mojom::PushRegistrationStatus::STORAGE_ERROR:
+    case mojom::PushRegistrationStatus::SUCCESS_FROM_CACHE:
+    case mojom::PushRegistrationStatus::NETWORK_ERROR:
+    case mojom::PushRegistrationStatus::INCOGNITO_PERMISSION_DENIED:
+    case mojom::PushRegistrationStatus::PUBLIC_KEY_UNAVAILABLE:
+    case mojom::PushRegistrationStatus::MANIFEST_EMPTY_OR_MISSING:
+    case mojom::PushRegistrationStatus::STORAGE_CORRUPT:
+    case mojom::PushRegistrationStatus::RENDERER_SHUTDOWN:
+      error_type = WebPushError::kErrorTypeAbort;
+      break;
+  }
+  return WebPushError(
+      error_type, WebString::FromUTF8(PushRegistrationStatusToString(status)));
+}
+
+}  // namespace blink

third_party/blink/renderer/modules/push_messaging/push_messaging_utils.h

+// Copyright 2019 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_PUSH_MESSAGING_PUSH_MESSAGING_UTILS_H_
+#define THIRD_PARTY_BLINK_RENDERER_MODULES_PUSH_MESSAGING_PUSH_MESSAGING_UTILS_H_
+
+namespace blink {
+
+namespace mojom {
+enum class PushRegistrationStatus;
+}  // namespace mojom
+
+struct WebPushError;
+
+WebPushError PushRegistrationStatusToWebPushError(
+    mojom::PushRegistrationStatus status);
+
+}  // namespace blink
+
+#endif  // THIRD_PARTY_BLINK_RENDERER_MODULES_PUSH_MESSAGING_PUSH_MESSAGING_UTILS_H_