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.
5 #ifndef CHROME_COMMON_EXTENSIONS_CHROME_EXTENSIONS_CLIENT_H_
6 #define CHROME_COMMON_EXTENSIONS_CHROME_EXTENSIONS_CLIENT_H_
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"
16 namespace extensions {
18 // The implementation of ExtensionsClient for Chrome, which encapsulates the
19 // global knowledge of features, permissions, and manifest fields.
20 class ChromeExtensionsClient : public ExtensionsClient {
22 ChromeExtensionsClient();
23 ~ChromeExtensionsClient() override;
25 void Initialize() override;
27 const PermissionMessageProvider& GetPermissionMessageProvider()
29 const std::string GetProductName() override;
30 scoped_ptr<FeatureProvider> CreateFeatureProvider(
31 const std::string& name) const override;
32 scoped_ptr<JSONFeatureProviderSource> CreateFeatureProviderSource(
33 const std::string& name) const override;
34 void FilterHostPermissions(
35 const URLPatternSet& hosts,
36 URLPatternSet* new_hosts,
37 std::set<PermissionMessage>* messages) const override;
38 void SetScriptingWhitelist(const ScriptingWhitelist& whitelist) override;
39 const ScriptingWhitelist& GetScriptingWhitelist() const override;
40 URLPatternSet GetPermittedChromeSchemeHosts(
41 const Extension* extension,
42 const APIPermissionSet& api_permissions) const override;
43 bool IsScriptableURL(const GURL& url, std::string* error) const override;
44 bool IsAPISchemaGenerated(const std::string& name) const override;
45 base::StringPiece GetAPISchema(const std::string& name) const override;
46 void RegisterAPISchemaResources(ExtensionAPI* api) const override;
47 bool ShouldSuppressFatalErrors() const override;
48 std::string GetWebstoreBaseURL() const override;
49 std::string GetWebstoreUpdateURL() const override;
50 bool IsBlacklistUpdateURL(const GURL& url) const override;
52 // Get the LazyInstance for ChromeExtensionsClient.
53 static ChromeExtensionsClient* GetInstance();
56 const ChromeAPIPermissions chrome_api_permissions_;
57 const ExtensionsAPIPermissions extensions_api_permissions_;
58 const ChromePermissionMessageProvider permission_message_provider_;
60 // A whitelist of extensions that can script anywhere. Do not add to this
61 // list (except in tests) without consulting the Extensions team first.
62 // Note: Component extensions have this right implicitly and do not need to be
63 // added to this list.
64 ScriptingWhitelist scripting_whitelist_;
66 friend struct base::DefaultLazyInstanceTraits<ChromeExtensionsClient>;
68 DISALLOW_COPY_AND_ASSIGN(ChromeExtensionsClient);
71 } // namespace extensions
73 #endif // CHROME_COMMON_EXTENSIONS_CHROME_EXTENSIONS_CLIENT_H_