chrome/common/extensions/chrome_extensions_client.h

   1 // Copyright 2013 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_COMMON_EXTENSIONS_CHROME_EXTENSIONS_CLIENT_H_
   6 #define CHROME_COMMON_EXTENSIONS_CHROME_EXTENSIONS_CLIENT_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/compiler_specific.h"
  10 #include "base/lazy_instance.h"
  11 #include "chrome/common/extensions/permissions/chrome_api_permissions.h"
  12 #include "chrome/common/extensions/permissions/chrome_permission_message_provider.h"
  13 #include "extensions/common/extensions_client.h"
  14 #include "extensions/common/permissions/extensions_api_permissions.h"
  15
  16 namespace extensions {
  17
  18 // The implementation of ExtensionsClient for Chrome, which encapsulates the
  19 // global knowledge of features, permissions, and manifest fields.
  20 class ChromeExtensionsClient : public ExtensionsClient {
  21  public:
  22   ChromeExtensionsClient();
  23   virtual ~ChromeExtensionsClient();
  24
  25   virtual void Initialize() OVERRIDE;
  26
  27   virtual const PermissionMessageProvider& GetPermissionMessageProvider() const
  28       OVERRIDE;
  29   virtual const std::string GetProductName() OVERRIDE;
  30   virtual scoped_ptr<FeatureProvider> CreateFeatureProvider(
  31       const std::string& name) const OVERRIDE;
  32   virtual scoped_ptr<JSONFeatureProviderSource> CreateFeatureProviderSource(
  33       const std::string& name) const OVERRIDE;
  34   virtual void FilterHostPermissions(
  35       const URLPatternSet& hosts,
  36       URLPatternSet* new_hosts,
  37       std::set<PermissionMessage>* messages) const OVERRIDE;
  38   virtual void SetScriptingWhitelist(const ScriptingWhitelist& whitelist)
  39       OVERRIDE;
  40   virtual const ScriptingWhitelist& GetScriptingWhitelist() const OVERRIDE;
  41   virtual URLPatternSet GetPermittedChromeSchemeHosts(
  42       const Extension* extension,
  43       const APIPermissionSet& api_permissions) const OVERRIDE;
  44   virtual bool IsScriptableURL(const GURL& url, std::string* error) const
  45       OVERRIDE;
  46   virtual bool IsAPISchemaGenerated(const std::string& name) const OVERRIDE;
  47   virtual base::StringPiece GetAPISchema(const std::string& name) const
  48       OVERRIDE;
  49   virtual void RegisterAPISchemaResources(ExtensionAPI* api) const OVERRIDE;
  50   virtual bool ShouldSuppressFatalErrors() const OVERRIDE;
  51   virtual std::string GetWebstoreBaseURL() const OVERRIDE;
  52   virtual std::string GetWebstoreUpdateURL() const OVERRIDE;
  53   virtual bool IsBlacklistUpdateURL(const GURL& url) const OVERRIDE;
  54
  55   // Get the LazyInstance for ChromeExtensionsClient.
  56   static ChromeExtensionsClient* GetInstance();
  57
  58  private:
  59   const ChromeAPIPermissions chrome_api_permissions_;
  60   const ExtensionsAPIPermissions extensions_api_permissions_;
  61   const ChromePermissionMessageProvider permission_message_provider_;
  62
  63   // A whitelist of extensions that can script anywhere. Do not add to this
  64   // list (except in tests) without consulting the Extensions team first.
  65   // Note: Component extensions have this right implicitly and do not need to be
  66   // added to this list.
  67   ScriptingWhitelist scripting_whitelist_;
  68
  69   friend struct base::DefaultLazyInstanceTraits<ChromeExtensionsClient>;
  70
  71   DISALLOW_COPY_AND_ASSIGN(ChromeExtensionsClient);
  72 };
  73
  74 }  // namespace extensions
  75
  76 #endif  // CHROME_COMMON_EXTENSIONS_CHROME_EXTENSIONS_CLIENT_H_