Add update url controlled extension management settings

chrome/browser/extensions/extension_management.h

 // 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 CHROME_BROWSER_EXTENSIONS_EXTENSION_MANAGEMENT_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_MANAGEMENT_H_
 
+#include <string>
 #include <vector>
 
 #include "base/containers/scoped_ptr_hash_map.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
 #include "base/memory/singleton.h"
 #include "base/observer_list.h"
 #include "base/prefs/pref_change_registrar.h"
@@ skipping 63 matching lines @@
   // Get the list of ManagementPolicy::Provider controlled by extension
   // management policy settings.
   std::vector<ManagementPolicy::Provider*> GetProviders() const;
 
   // Checks if extensions are blacklisted by default, by policy. When true,
   // this means that even extensions without an ID should be blacklisted (e.g.
   // from the command line, or when loaded as an unpacked extension).
   bool BlacklistedByDefault() const;
 
   // Returns installation mode for an extension.
-  InstallationMode GetInstallationMode(const ExtensionId& id) const;
+  InstallationMode GetInstallationMode(const Extension* extension) const;
 
   // Returns the force install list, in format specified by
   // ExternalPolicyLoader::AddExtension().
   scoped_ptr<base::DictionaryValue> GetForceInstallList() const;
 
   // Like GetForceInstallList(), but returns recommended install list instead.
   scoped_ptr<base::DictionaryValue> GetRecommendedInstallList() const;
 
   // Returns if an extension with id |id| is explicitly allowed by enterprise
   // policy or not.
   bool IsInstallationExplicitlyAllowed(const ExtensionId& id) const;
 
   // Returns true if an extension download should be allowed to proceed.
   bool IsOffstoreInstallAllowed(const GURL& url,
                                 const GURL& referrer_url) const;
 
   // Returns true if an extension with manifest type |manifest_type| is
   // allowed to be installed.
   bool IsAllowedManifestType(Manifest::Type manifest_type) const;
 
-  // Returns the list of blocked API permissions for the extension |id|.
-  const APIPermissionSet& GetBlockedAPIPermissions(const ExtensionId& id) const;
+  // Returns the list of blocked API permissions for |extension|.
+  APIPermissionSet GetBlockedAPIPermissions(const Extension* extension) const;
 
-  // Returns blocked permission set for extension |id|.
+  // Returns blocked permission set for |extension|.
   scoped_refptr<const PermissionSet> GetBlockedPermissions(
-      const ExtensionId& id) const;
+      const Extension* extension) const;
 
-  // Returns true if every permission in |perms| is allowed for extension |id|.
-  bool IsPermissionSetAllowed(const ExtensionId& id,
+  // Returns true if every permission in |perms| is allowed for |extension|.
+  bool IsPermissionSetAllowed(const Extension* extension,
                               scoped_refptr<const PermissionSet> perms) const;
 
  private:
   typedef base::ScopedPtrHashMap<ExtensionId, internal::IndividualSettings>
       SettingsIdMap;
+  typedef base::ScopedPtrHashMap<std::string, internal::IndividualSettings>
+      SettingsUpdateUrlMap;
   friend class ExtensionManagementServiceTest;
 
   // Load all extension management preferences from |pref_service|, and
   // refresh the settings.
   void Refresh();
 
   // Load preference with name |pref_name| and expected type |expected_type|.
   // If |force_managed| is true, only loading from the managed preference store
   // is allowed. Returns NULL if the preference is not present, not allowed to
   // be loaded from or has the wrong type.
   const base::Value* LoadPreference(const char* pref_name,
                                     bool force_managed,
                                     base::Value::Type expected_type);
 
   void OnExtensionPrefChanged();
   void NotifyExtensionManagementPrefChanged();
 
-  // Helper function to read |settings_by_id_| with |id| as key. Returns a
-  // constant reference to default settings if |id| does not exist.
-  const internal::IndividualSettings* ReadById(const ExtensionId& id) const;
-
-  // Returns a constant reference to |global_settings_|.
-  const internal::GlobalSettings* ReadGlobalSettings() const;
-
   // Helper function to access |settings_by_id_| with |id| as key.
   // Adds a new IndividualSettings entry to |settings_by_id_| if none exists for
   // |id| yet.
   internal::IndividualSettings* AccessById(const ExtensionId& id);
 
+  // Similar to AccessById(), but access |settings_by_update_url_| instead.
+  internal::IndividualSettings* AccessByUpdateUrl(
+      const std::string& update_url);
+
   // A map containing all IndividualSettings applied to an individual extension
   // identified by extension ID. The extension ID is used as index key of the
   // map.
-  // TODO(binjin): Add |settings_by_update_url_|, and implement mechanism for
-  // it.
   SettingsIdMap settings_by_id_;
 
+  // Similar to |settings_by_id_|, but contains the settings for a group of
+  // extensions with same update URL. The update url itself is used as index
+  // key for the map.
+  SettingsUpdateUrlMap settings_by_update_url_;
+
   // The default IndividualSettings.
   // For extension settings applied to an individual extension (identified by
   // extension ID) or a group of extension (with specified extension update
   // URL), all unspecified part will take value from |default_settings_|.
   // For all other extensions, all settings from |default_settings_| will be
   // enforced.
   scoped_ptr<internal::IndividualSettings> default_settings_;
 
   // Extension settings applicable to all extensions.
   scoped_ptr<internal::GlobalSettings> global_settings_;
@@ skipping 26 matching lines @@
       content::BrowserContext* context) const override;
   void RegisterProfilePrefs(
       user_prefs::PrefRegistrySyncable* registry) override;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionManagementFactory);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_MANAGEMENT_H_