Run athena on chrome

athena/extensions/chrome/extensions_delegate_impl.cc

+// Copyright 2014 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 "athena/extensions/public/extensions_delegate.h"
+
+#include "athena/extensions/chrome/athena_apps_client.h"
+#include "base/macros.h"
+#include "chrome/browser/extensions/extension_service.h"
+#include "chrome/browser/extensions/extension_util.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/extensions/application_launch.h"
+#include "chrome/common/extensions/manifest_handlers/app_launch_info.h"
+#include "extensions/browser/extension_registry.h"
+#include "extensions/browser/extension_system.h"
+#include "extensions/common/extension_set.h"
+#include "extensions/common/extension_urls.h"
+#include "net/base/url_util.h"
+
+namespace athena {
+namespace {
+
+class ChromeExtensionsDelegate : public ExtensionsDelegate {
+ public:
+  explicit ChromeExtensionsDelegate(content::BrowserContext* context)
+      : extension_service_(
+            extensions::ExtensionSystem::Get(context)->extension_service()) {
+    apps::AppsClient::Set(&apps_client_);
+  }
+
+  virtual ~ChromeExtensionsDelegate() {}
+
+ private:
+  // ExtensionsDelegate:
+  virtual content::BrowserContext* GetBrowserContext() const OVERRIDE {
+    return extension_service_->GetBrowserContext();
+  }
+  virtual const extensions::ExtensionSet& GetInstalledExtensions() OVERRIDE {
+    return *extension_service_->extensions();
+  }
+  virtual bool LaunchApp(const std::string& app_id) OVERRIDE {
+    // Check Running apps
+    content::BrowserContext* context = GetBrowserContext();
+    const extensions::Extension* extension =
+        extensions::ExtensionRegistry::Get(context)->GetExtensionById(
+            app_id, extensions::ExtensionRegistry::EVERYTHING);

[Jun Mukai, 2014/08/28 22:50:45]

DCHECK(extension)?  The code below simply assumes that |extension| exists.

[oshima, 2014/08/28 23:59:04]

Done.

+
+    if (!extensions::util::IsAppLaunchableWithoutEnabling(app_id, context)) {
+      // TODO(oshima): Support installation/enabling process.
+      return false;
+    }
+    int event_flags = 0;
+    AppLaunchParams params(Profile::FromBrowserContext(context),
+                           extension,
+                           event_flags,
+                           chrome::HOST_DESKTOP_TYPE_ASH);
+    // TODO(oshima): rename HOST_DESTOP_TYPE_ASH to non native desktop.
+
+    if (app_id == extension_misc::kWebStoreAppId) {
+      std::string source_value =
+          std::string(extension_urls::kLaunchSourceAppList);
+      // Set an override URL to include the source.
+      GURL extension_url =
+          extensions::AppLaunchInfo::GetFullLaunchURL(extension);
+      params.override_url = net::AppendQueryParameter(
+          extension_url, extension_urls::kWebstoreSourceField, source_value);
+    }
+    params.container = extensions::LAUNCH_CONTAINER_WINDOW;
+
+    OpenApplication(params);
+    return true;
+  }
+  virtual bool UnloadApp(const std::string& app_id) OVERRIDE {
+    // TODO(skuhne): Implement using extension service.
+    return false;
+  }
+
+  // ExtensionService for the browser context this is created for.
+  ExtensionService* extension_service_;
+
+  // Installed extensions.
+  extensions::ExtensionSet extensions_;
+
+  AthenaAppsClient apps_client_;
+
+  DISALLOW_COPY_AND_ASSIGN(ChromeExtensionsDelegate);
+};
+
+}  // namespace
+
+// static
+void ExtensionsDelegate::CreateExtensionsDelegateForChrome(
+    content::BrowserContext* context) {
+  new ChromeExtensionsDelegate(context);
+}
+
+}  // namespace athena