Browser side support (sans UI) for desktop notifications.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/194108

Review URL: http://codereview.chromium.org/271052

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@28696 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 67 insertions, 0 deletions

diff --git a/chrome/browser/notifications/notifications_prefs_cache.cc b/chrome/browser/notifications/notifications_prefs_cache.cc
new file mode 100644
index 0000000..c5663e4
--- /dev/null
+++ b/chrome/browser/notifications/notifications_prefs_cache.cc
@@ -0,0 +1,67 @@
+// Copyright (c) 2009 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 "chrome/browser/notifications/notifications_prefs_cache.h"
+
+#include "base/string_util.h"
+#include "base/utf_string_conversions.h"
+#include "chrome/browser/chrome_thread.h"
+#include "chrome/common/pref_service.h"
+#include "webkit/api/public/WebNotificationPresenter.h"
+
+NotificationsPrefsCache::NotificationsPrefsCache(
+    ListValue* allowed, ListValue* denied) {
+  ListValue::const_iterator i;
+  std::wstring origin;
+  if (allowed) {
+    for (i = allowed->begin(); i != allowed->end(); ++i) {
+      (*i)->GetAsString(&origin);
+      allowed_origins_.insert(GURL(WideToUTF8(origin)));
+    }
+  }
+  if (denied) {
+    for (i = denied->begin(); i != denied->end(); ++i) {
+      (*i)->GetAsString(&origin);
+      denied_origins_.insert(GURL(WideToUTF8(origin)));
+    }
+  }
+}
+
+void NotificationsPrefsCache::CacheAllowedOrigin(
+    const GURL& origin) {
+  DCHECK(ChromeThread::CurrentlyOn(ChromeThread::IO));
+  std::set<GURL>::iterator iter;
+  allowed_origins_.insert(origin);
+  if ((iter = denied_origins_.find(origin)) != denied_origins_.end())
+    denied_origins_.erase(iter);
+}
+
+void NotificationsPrefsCache::CacheDeniedOrigin(
+    const GURL& origin) {
+  DCHECK(ChromeThread::CurrentlyOn(ChromeThread::IO));
+  std::set<GURL>::iterator iter;
+  denied_origins_.insert(origin);
+  if ((iter = allowed_origins_.find(origin)) != allowed_origins_.end())
+    allowed_origins_.erase(iter);
+}
+
+int NotificationsPrefsCache::HasPermission(const GURL& origin) {
+  if (IsOriginAllowed(origin))
+    return WebKit::WebNotificationPresenter::PermissionAllowed;
+  if (IsOriginDenied(origin))
+    return WebKit::WebNotificationPresenter::PermissionDenied;
+  return WebKit::WebNotificationPresenter::PermissionNotAllowed;
+}
+
+bool NotificationsPrefsCache::IsOriginAllowed(
+    const GURL& origin) {
+  DCHECK(ChromeThread::CurrentlyOn(ChromeThread::IO));
+  return (allowed_origins_.find(origin) != allowed_origins_.end());
+}
+
+bool NotificationsPrefsCache::IsOriginDenied(
+    const GURL& origin) {
+  DCHECK(ChromeThread::CurrentlyOn(ChromeThread::IO));
+  return (denied_origins_.find(origin) != denied_origins_.end());
+}