(1) Group plugins with the same name together. (2) Show a download link for p...

chrome/browser/plugin_updater.h

+// Copyright (c) 2006-2008 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_PLUGIN_UPDATER_H_
+#define CHROME_BROWSER_PLUGIN_UPDATER_H_
+
+#include <vector>
+#include "base/basictypes.h"
+#include "base/linked_ptr.h"
+#include "base/scoped_ptr.h"
+#include "base/singleton.h"
+#include "base/string16.h"
+#include "base/values.h"
+#include "googleurl/src/gurl.h"
+#include "webkit/glue/plugins/webplugininfo.h"
+
+class Version;
+class Profile;
+
+// Hard-coded definitions of plugin groups.
+typedef struct {
+  const char* const name;  // Name of this group.
+  const char* const name_matcher;  // Substring matcher for the plugin name.
+  const char* const version_matcher_low;  // Matchers for the plugin version.
+  const char* const version_matcher_high;
+  const char* const min_version;  // Minimum secure version.
+  const char* const update_url;  // Location of latest secure version.
+} PluginGroupDefinition;
+
+
+// A PluginGroup contains at least one WebPluginInfo.
+// In addition, it knows if the plugin is critically vulnerable.
+class PluginGroup {
+ public:
+  // Creates a PluginGroup from a PluginGroupDefinition.
+  static PluginGroup* FromPluginGroupDefinition(
+      const PluginGroupDefinition& definition);
+
+  // Creates a PluginGroup from a WebPluginInfo -- when no hard-coded
+  // definition is found.
+  static PluginGroup* FromWebPluginInfo(const WebPluginInfo& wpi);
+
+  // Creates a copy of this plugin group.
+  PluginGroup* Copy();
+
+  // Returns true if the given plugin matches this group.
+  bool Match(const WebPluginInfo& plugin) const;
+
+  // Adds the given plugin to this group. Provide the position of the
+  // plugin as given by PluginList so we can display its priority.
+  void AddPlugin(const WebPluginInfo& plugin, int position);
+
+  // Enables/disables this group. This enables/disables all plugins in the
+  // group.
+  void Enable(bool enable);
+
+  // Returns this group's name
+  const string16 GetGroupName() const;
+
+  // Returns a DictionaryValue with data to display in the UI.
+  DictionaryValue* GetData() const;
+
+  // Returns a DictionaryValue with data to save in the preferences.
+  DictionaryValue* GetSummary() const;
+
+  // Returns true if the latest plugin in this group has known
+  // security problems.
+  bool IsVulnerable() const;
+
+ private:
+  PluginGroup(const string16& group_name,
+              const string16& name_matcher,
+              const std::string& version_range_low,
+              const std::string& version_range_high,
+              const std::string& min_version,
+              const std::string& update_url);
+
+  string16 group_name_;
+  string16 name_matcher_;
+  std::string version_range_low_str_;
+  std::string version_range_high_str_;
+  scoped_ptr<Version> version_range_low_;
+  scoped_ptr<Version> version_range_high_;
+  string16 description_;
+  std::string update_url_;
+  bool enabled_;
+  std::string min_version_str_;
+  scoped_ptr<Version> min_version_;
+  scoped_ptr<Version> max_version_;
+  std::vector<WebPluginInfo> web_plugin_infos_;
+  std::vector<int> web_plugin_positions_;
+
+  DISALLOW_COPY_AND_ASSIGN(PluginGroup);
+};
+
+class PluginUpdater {
+ public:
+  // Returns the PluginUpdater singleton.
+  static PluginUpdater* GetInstance();
+
+  static const PluginGroupDefinition* GetPluginGroupDefinitions();
+  static const size_t GetPluginGroupDefinitionsSize();
+
+  // Get a list of all the Plugin groups.
+  ListValue* GetPluginGroupsData();
+
+  // Get a list of all the Plugin groups.
+  ListValue* GetPluginGroupsSummary();
+
+  // Enable or disable a plugin group.
+  void EnablePluginGroup(bool enable, const string16& group_name);
+
+  // Enable or disable a specific plugin file.
+  void EnablePluginFile(bool enable, const FilePath::StringType& file_path);
+
+  // Disable all plugin groups as defined by the user's preference file.
+  void DisablePluginGroupsFromPrefs(Profile* profile);
+
+  // Write the enable/disable status to the user's preference file.
+  void UpdatePreferences(Profile* profile);
+
+ private:
+  friend struct DefaultSingletonTraits<PluginUpdater>;
+
+  PluginUpdater();
+  ~PluginUpdater();
+
+  void GetPluginGroups(std::vector<linked_ptr<PluginGroup> >* plugin_groups);
+
+  DictionaryValue* CreatePluginFileSummary(const WebPluginInfo& plugin);
+
+  std::vector<linked_ptr<PluginGroup> > plugin_group_definitions_;
+
+  DISALLOW_COPY_AND_ASSIGN(PluginUpdater);
+};
+
+#endif  // CHROME_BROWSER_PLUGIN_UPDATER_H_