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// 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.
#ifndef EXTENSIONS_BROWSER_API_RUNTIME_RUNTIME_API_H_
#define EXTENSIONS_BROWSER_API_RUNTIME_RUNTIME_API_H_
#include <string>
#include "base/memory/weak_ptr.h"
#include "base/scoped_observer.h"
#include "extensions/browser/api/runtime/runtime_api_delegate.h"
#include "extensions/browser/browser_context_keyed_api_factory.h"
#include "extensions/browser/extension_function.h"
#include "extensions/browser/extension_registry_observer.h"
#include "extensions/browser/process_manager_observer.h"
#include "extensions/browser/update_observer.h"
#include "extensions/common/api/runtime.h"
namespace base {
class Version;
}
namespace content {
class BrowserContext;
}
namespace extensions {
namespace core_api {
namespace runtime {
struct PlatformInfo;
}
}
class Extension;
class ExtensionHost;
class ExtensionRegistry;
// Runtime API dispatches onStartup, onInstalled, and similar events to
// extensions. There is one instance shared between a browser context and
// its related incognito instance.
class RuntimeAPI : public BrowserContextKeyedAPI,
public ExtensionRegistryObserver,
public UpdateObserver,
public ProcessManagerObserver {
public:
static BrowserContextKeyedAPIFactory<RuntimeAPI>* GetFactoryInstance();
explicit RuntimeAPI(content::BrowserContext* context);
virtual ~RuntimeAPI();
void ReloadExtension(const std::string& extension_id);
bool CheckForUpdates(const std::string& extension_id,
const RuntimeAPIDelegate::UpdateCheckCallback& callback);
void OpenURL(const GURL& uninstall_url);
bool GetPlatformInfo(core_api::runtime::PlatformInfo* info);
bool RestartDevice(std::string* error_message);
private:
friend class BrowserContextKeyedAPIFactory<RuntimeAPI>;
// ExtensionRegistryObserver implementation.
virtual void OnExtensionLoaded(content::BrowserContext* browser_context,
const Extension* extension) OVERRIDE;
virtual void OnExtensionWillBeInstalled(
content::BrowserContext* browser_context,
const Extension* extension,
bool is_update,
bool from_ephemeral,
const std::string& old_name) OVERRIDE;
virtual void OnExtensionUninstalled(content::BrowserContext* browser_context,
const Extension* extension,
UninstallReason reason) OVERRIDE;
void OnExtensionReady();
// BrowserContextKeyedAPI implementation:
static const char* service_name() { return "RuntimeAPI"; }
static const bool kServiceRedirectedInIncognito = true;
static const bool kServiceIsNULLWhileTesting = true;
virtual void Shutdown() OVERRIDE;
// extensions::UpdateObserver overrides:
virtual void OnAppUpdateAvailable(const Extension* extension) OVERRIDE;
virtual void OnChromeUpdateAvailable() OVERRIDE;
// ProcessManagerObserver implementation:
virtual void OnBackgroundHostStartup(const Extension* extension) OVERRIDE;
scoped_ptr<RuntimeAPIDelegate> delegate_;
content::BrowserContext* browser_context_;
// True if we should dispatch the chrome.runtime.onInstalled event with
// reason "chrome_update" upon loading each extension.
bool dispatch_chrome_updated_event_;
// Listen to extension notifications.
ScopedObserver<ExtensionRegistry, ExtensionRegistryObserver>
extension_registry_observer_;
base::WeakPtrFactory<RuntimeAPI> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(RuntimeAPI);
};
class RuntimeEventRouter {
public:
// Dispatches the onStartup event to all currently-loaded extensions.
static void DispatchOnStartupEvent(content::BrowserContext* context,
const std::string& extension_id);
// Dispatches the onInstalled event to the given extension.
static void DispatchOnInstalledEvent(content::BrowserContext* context,
const std::string& extension_id,
const base::Version& old_version,
bool chrome_updated);
// Dispatches the onUpdateAvailable event to the given extension.
static void DispatchOnUpdateAvailableEvent(
content::BrowserContext* context,
const std::string& extension_id,
const base::DictionaryValue* manifest);
// Dispatches the onBrowserUpdateAvailable event to all extensions.
static void DispatchOnBrowserUpdateAvailableEvent(
content::BrowserContext* context);
// Dispatches the onRestartRequired event to the given app.
static void DispatchOnRestartRequiredEvent(
content::BrowserContext* context,
const std::string& app_id,
core_api::runtime::OnRestartRequired::Reason reason);
// Does any work needed at extension uninstall (e.g. load uninstall url).
static void OnExtensionUninstalled(content::BrowserContext* context,
const std::string& extension_id,
UninstallReason reason);
};
class RuntimeGetBackgroundPageFunction : public UIThreadExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("runtime.getBackgroundPage",
RUNTIME_GETBACKGROUNDPAGE)
protected:
virtual ~RuntimeGetBackgroundPageFunction() {}
virtual ResponseAction Run() OVERRIDE;
private:
void OnPageLoaded(ExtensionHost*);
};
class RuntimeSetUninstallURLFunction : public UIThreadExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("runtime.setUninstallURL", RUNTIME_SETUNINSTALLURL)
protected:
virtual ~RuntimeSetUninstallURLFunction() {}
virtual ResponseAction Run() OVERRIDE;
};
class RuntimeReloadFunction : public UIThreadExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("runtime.reload", RUNTIME_RELOAD)
protected:
virtual ~RuntimeReloadFunction() {}
virtual ResponseAction Run() OVERRIDE;
};
class RuntimeRequestUpdateCheckFunction : public UIThreadExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("runtime.requestUpdateCheck",
RUNTIME_REQUESTUPDATECHECK)
protected:
virtual ~RuntimeRequestUpdateCheckFunction() {}
virtual ResponseAction Run() OVERRIDE;
private:
void CheckComplete(const RuntimeAPIDelegate::UpdateCheckResult& result);
};
class RuntimeRestartFunction : public UIThreadExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("runtime.restart", RUNTIME_RESTART)
protected:
virtual ~RuntimeRestartFunction() {}
virtual ResponseAction Run() OVERRIDE;
};
class RuntimeGetPlatformInfoFunction : public UIThreadExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("runtime.getPlatformInfo",
RUNTIME_GETPLATFORMINFO);
protected:
virtual ~RuntimeGetPlatformInfoFunction() {}
virtual ResponseAction Run() OVERRIDE;
};
class RuntimeGetPackageDirectoryEntryFunction
: public UIThreadExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("runtime.getPackageDirectoryEntry",
RUNTIME_GETPACKAGEDIRECTORYENTRY)
protected:
virtual ~RuntimeGetPackageDirectoryEntryFunction() {}
virtual ResponseAction Run() OVERRIDE;
};
} // namespace extensions
#endif // EXTENSIONS_BROWSER_API_RUNTIME_RUNTIME_API_H_
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