chrome/browser/extensions/api/runtime/chrome_runtime_api_delegate.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_EXTENSIONS_API_RUNTIME_CHROME_RUNTIME_API_DELEGATE_H_
   6 #define CHROME_BROWSER_EXTENSIONS_API_RUNTIME_CHROME_RUNTIME_API_DELEGATE_H_
   7
   8 #include <map>
   9 #include <vector>
  10
  11 #include "base/macros.h"
  12 #include "content/public/browser/notification_observer.h"
  13 #include "content/public/browser/notification_registrar.h"
  14 #include "extensions/browser/api/runtime/runtime_api.h"
  15 #include "extensions/browser/api/runtime/runtime_api_delegate.h"
  16
  17 namespace base {
  18 class TimeTicks;
  19 }
  20
  21 namespace content {
  22 class BrowserContext;
  23 class NotificationDetails;
  24 class NotificationSource;
  25 }
  26
  27 namespace extensions {
  28 class RuntimeAPI;
  29 class UpdateObserver;
  30 }
  31
  32 class ChromeRuntimeAPIDelegate : public extensions::RuntimeAPIDelegate,
  33                                  public content::NotificationObserver {
  34  public:
  35   explicit ChromeRuntimeAPIDelegate(content::BrowserContext* context);
  36   ~ChromeRuntimeAPIDelegate() override;
  37
  38  private:
  39   friend class extensions::RuntimeAPI;
  40
  41   // extensions::RuntimeAPIDelegate implementation.
  42   void AddUpdateObserver(extensions::UpdateObserver* observer) override;
  43   void RemoveUpdateObserver(extensions::UpdateObserver* observer) override;
  44   base::Version GetPreviousExtensionVersion(
  45       const extensions::Extension* extension) override;
  46   void ReloadExtension(const std::string& extension_id) override;
  47   bool CheckForUpdates(const std::string& extension_id,
  48                        const UpdateCheckCallback& callback) override;
  49   void OpenURL(const GURL& uninstall_url) override;
  50   bool GetPlatformInfo(
  51       extensions::core_api::runtime::PlatformInfo* info) override;
  52   bool RestartDevice(std::string* error_message) override;
  53   bool OpenOptionsPage(const extensions::Extension* extension) override;
  54
  55   // content::NotificationObserver implementation.
  56   void Observe(int type,
  57                const content::NotificationSource& source,
  58                const content::NotificationDetails& details) override;
  59
  60   void UpdateCheckComplete(const std::string& extension_id);
  61   void CallUpdateCallbacks(const std::string& extension_id,
  62                            const UpdateCheckResult& result);
  63
  64   content::BrowserContext* browser_context_;
  65
  66   content::NotificationRegistrar registrar_;
  67
  68   // Whether the API registered with the ExtensionService to receive
  69   // update notifications.
  70   bool registered_for_updates_;
  71
  72   // Map to prevent extensions from getting stuck in reload loops. Maps
  73   // extension id to the last time it was reloaded and the number of times
  74   // it was reloaded with not enough time in between reloads.
  75   std::map<std::string, std::pair<base::TimeTicks, int> > last_reload_time_;
  76
  77   // Pending update checks.
  78   typedef std::vector<UpdateCheckCallback> UpdateCallbackList;
  79   typedef std::map<std::string, UpdateCallbackList> UpdateCallbackMap;
  80   UpdateCallbackMap pending_update_checks_;
  81
  82  private:
  83   DISALLOW_COPY_AND_ASSIGN(ChromeRuntimeAPIDelegate);
  84 };
  85
  86 #endif  // CHROME_BROWSER_EXTENSIONS_API_RUNTIME_CHROME_RUNTIME_API_DELEGATE_H_