chrome/browser/extensions/script_bubble_controller.cc

   1 // Copyright (c) 2012 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 #include "chrome/browser/extensions/script_bubble_controller.h"
   6
   7 #include "chrome/browser/extensions/component_loader.h"
   8 #include "chrome/browser/extensions/extension_action.h"
   9 #include "chrome/browser/extensions/extension_action_manager.h"
  10 #include "chrome/browser/extensions/extension_service.h"
  11 #include "chrome/browser/extensions/extension_system.h"
  12 #include "chrome/browser/extensions/extension_tab_util.h"
  13 #include "chrome/browser/extensions/location_bar_controller.h"
  14 #include "chrome/browser/profiles/profile.h"
  15 #include "chrome/common/extensions/extension.h"
  16 #include "chrome/common/extensions/permissions/api_permission.h"
  17 #include "content/public/browser/navigation_details.h"
  18
  19 using extensions::APIPermission;
  20
  21 namespace extensions {
  22
  23 ScriptBubbleController::ScriptBubbleController(
  24     content::WebContents* web_contents, TabHelper* tab_helper)
  25     : TabHelper::ScriptExecutionObserver(tab_helper),
  26       content::WebContentsObserver(web_contents) {
  27 }
  28
  29 ScriptBubbleController::~ScriptBubbleController() {
  30 }
  31
  32 void ScriptBubbleController::OnScriptsExecuted(
  33       const content::WebContents* web_contents,
  34       const ExecutingScriptsMap& executing_scripts,
  35       int32 page_id,
  36       const GURL& on_url) {
  37   DCHECK_EQ(this->web_contents(), web_contents);
  38
  39   bool changed = false;
  40   ExtensionService* extension_service = GetExtensionService();
  41   for (ExecutingScriptsMap::const_iterator i = executing_scripts.begin();
  42        i != executing_scripts.end(); ++i) {
  43     // Don't display extensions that wouldn't be shown in settings because
  44     // those are effectively not installed from the user's point of view.
  45     const Extension* extension =
  46         extension_service->extensions()->GetByID(i->first);
  47     if (extension && extension->ShouldDisplayInExtensionSettings() &&
  48         extension->HasAPIPermission(APIPermission::kActiveTab))
  49       changed |= extensions_running_scripts_.insert(i->first).second;
  50   }
  51
  52   if (changed)
  53     UpdateScriptBubble();
  54 }
  55
  56 void ScriptBubbleController::DidNavigateMainFrame(
  57     const content::LoadCommittedDetails& details,
  58     const content::FrameNavigateParams& params) {
  59   if (!details.is_navigation_to_different_page())
  60     return;
  61   extensions_running_scripts_.clear();
  62   UpdateScriptBubble();
  63 }
  64
  65 void ScriptBubbleController::OnExtensionUnloaded(
  66     const std::string& extension_id) {
  67   if (extensions_running_scripts_.erase(extension_id) == 1)
  68     UpdateScriptBubble();
  69 }
  70
  71 Profile* ScriptBubbleController::profile() const {
  72   return Profile::FromBrowserContext(web_contents()->GetBrowserContext());
  73 }
  74
  75 ExtensionService* ScriptBubbleController::GetExtensionService() const {
  76   return ExtensionSystem::Get(profile())->extension_service();
  77 }
  78
  79 void ScriptBubbleController::UpdateScriptBubble() {
  80   tab_helper_->location_bar_controller()->NotifyChange();
  81 }
  82
  83 }  // namespace extensions