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      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_COPRESENCE_COPRESENCE_API_H_
      6 #define CHROME_BROWSER_EXTENSIONS_API_COPRESENCE_COPRESENCE_API_H_
      7 
      8 #include <map>
      9 #include <string>
     10 #include <vector>
     11 
     12 #include "base/macros.h"
     13 #include "base/memory/scoped_ptr.h"
     14 #include "chrome/browser/extensions/api/copresence/copresence_translations.h"
     15 #include "chrome/browser/extensions/chrome_extension_function.h"
     16 #include "chrome/common/extensions/api/copresence.h"
     17 #include "components/copresence/public/copresence_delegate.h"
     18 #include "extensions/browser/browser_context_keyed_api_factory.h"
     19 
     20 namespace copresence {
     21 class CopresenceManager;
     22 class WhispernetClient;
     23 }
     24 
     25 namespace extensions {
     26 
     27 class CopresenceService : public BrowserContextKeyedAPI,
     28                           public copresence::CopresenceDelegate {
     29  public:
     30   explicit CopresenceService(content::BrowserContext* context);
     31   virtual ~CopresenceService();
     32 
     33   // BrowserContextKeyedAPI implementation.
     34   virtual void Shutdown() OVERRIDE;
     35 
     36   // These accessors will always return an object (except during shutdown).
     37   // If the object doesn't exist, they will create one first.
     38   copresence::CopresenceManager* manager();
     39   copresence::WhispernetClient* whispernet_client();
     40 
     41   // A registry containing the app id's associated with every subscription.
     42   SubscriptionToAppMap& apps_by_subscription_id() {
     43     return apps_by_subscription_id_;
     44   }
     45 
     46   void set_api_key(const std::string& api_key) { api_key_ = api_key; }
     47 
     48   // Manager override for testing.
     49   void set_manager_for_testing(
     50       scoped_ptr<copresence::CopresenceManager> manager);
     51 
     52   // BrowserContextKeyedAPI implementation.
     53   static BrowserContextKeyedAPIFactory<CopresenceService>* GetFactoryInstance();
     54 
     55  private:
     56   friend class BrowserContextKeyedAPIFactory<CopresenceService>;
     57 
     58   // CopresenceDelegate implementation
     59   virtual void HandleMessages(
     60       const std::string& app_id,
     61       const std::string& subscription_id,
     62       const std::vector<copresence::Message>& message) OVERRIDE;
     63   virtual net::URLRequestContextGetter* GetRequestContext() const OVERRIDE;
     64   virtual const std::string GetPlatformVersionString() const OVERRIDE;
     65   virtual const std::string GetAPIKey() const OVERRIDE;
     66   virtual copresence::WhispernetClient* GetWhispernetClient() OVERRIDE;
     67 
     68   // BrowserContextKeyedAPI implementation.
     69   static const char* service_name() { return "CopresenceService"; }
     70 
     71   bool is_shutting_down_;
     72   std::map<std::string, std::string> apps_by_subscription_id_;
     73 
     74   content::BrowserContext* const browser_context_;
     75   std::string api_key_;
     76 
     77   scoped_ptr<copresence::CopresenceManager> manager_;
     78   scoped_ptr<copresence::WhispernetClient> whispernet_client_;
     79 
     80   DISALLOW_COPY_AND_ASSIGN(CopresenceService);
     81 };
     82 
     83 template <>
     84 void BrowserContextKeyedAPIFactory<
     85     CopresenceService>::DeclareFactoryDependencies();
     86 
     87 class CopresenceExecuteFunction : public ChromeUIThreadExtensionFunction {
     88  public:
     89   DECLARE_EXTENSION_FUNCTION("copresence.execute", COPRESENCE_EXECUTE);
     90 
     91  protected:
     92   virtual ~CopresenceExecuteFunction() {}
     93   virtual ExtensionFunction::ResponseAction Run() OVERRIDE;
     94 
     95  private:
     96   void SendResult(copresence::CopresenceStatus status);
     97 };
     98 
     99 class CopresenceSetApiKeyFunction : public ChromeUIThreadExtensionFunction {
    100  public:
    101   DECLARE_EXTENSION_FUNCTION("copresence.setApiKey", COPRESENCE_SETAPIKEY);
    102 
    103  protected:
    104   virtual ~CopresenceSetApiKeyFunction() {}
    105   virtual ExtensionFunction::ResponseAction Run() OVERRIDE;
    106 };
    107 
    108 }  // namespace extensions
    109 
    110 #endif  // CHROME_BROWSER_EXTENSIONS_API_COPRESENCE_COPRESENCE_API_H_
    111