Support "always allow" for runtime script execution

chrome/browser/extensions/extension_context_menu_model.cc

 // Copyright (c) 2012 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.
 
 #include "chrome/browser/extensions/extension_context_menu_model.h"
 
 #include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
+#include "chrome/browser/extensions/active_script_controller.h"
 #include "chrome/browser/extensions/api/extension_action/extension_action_api.h"
 #include "chrome/browser/extensions/context_menu_matcher.h"
 #include "chrome/browser/extensions/extension_action.h"
 #include "chrome/browser/extensions/extension_action_manager.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_tab_util.h"
 #include "chrome/browser/extensions/menu_manager.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
@@ skipping 93 matching lines @@
       command_id <= IDC_EXTENSIONS_CONTEXT_CUSTOM_LAST) {
     return extension_items_->IsCommandIdEnabled(command_id);
   } else if (command_id == CONFIGURE) {
     return
         extensions::ManifestURL::GetOptionsPage(extension).spec().length() > 0;
   } else if (command_id == NAME) {
     // The NAME links to the Homepage URL. If the extension doesn't have a
     // homepage, we just disable this menu item.
     return extensions::ManifestURL::GetHomepageURL(extension).is_valid();
   } else if (command_id == INSPECT_POPUP) {
-    WebContents* web_contents =
-        browser_->tab_strip_model()->GetActiveWebContents();
+    WebContents* web_contents = GetActiveWebContents();
     if (!web_contents)
       return false;
 
     return extension_action_ &&
         extension_action_->HasPopup(SessionID::IdForTab(web_contents));
   } else if (command_id == UNINSTALL) {
     // Some extension types can not be uninstalled.
     return extensions::ExtensionSystem::Get(
         profile_)->management_policy()->UserMayModifySettings(extension, NULL);
   }
@@ skipping 22 matching lines @@
   }
 
   switch (command_id) {
     case NAME: {
       OpenURLParams params(extensions::ManifestURL::GetHomepageURL(extension),
                            Referrer(), NEW_FOREGROUND_TAB,
                            content::PAGE_TRANSITION_LINK, false);
       browser_->OpenURL(params);
       break;
     }
+    case ALWAYS_RUN: {
+      WebContents* web_contents = GetActiveWebContents();
+      if (web_contents) {
+        extensions::ActiveScriptController::GetForWebContents(web_contents)
+            ->AlwaysRunOnVisibleHost(extension);
+      }
+      break;
+    }
     case CONFIGURE:
       DCHECK(!extensions::ManifestURL::GetOptionsPage(extension).is_empty());
       extensions::ExtensionTabUtil::OpenOptionsPage(extension, browser_);
       break;
     case HIDE: {
       extensions::ExtensionActionAPI::SetBrowserActionVisibility(
           extensions::ExtensionPrefs::Get(profile_), extension->id(), false);
       break;
     }
     case UNINSTALL: {
@@ skipping 53 matching lines @@
   extension_items_.reset(new extensions::ContextMenuMatcher(
       profile_, this, this, base::Bind(MenuItemMatchesAction, action_type_)));
 
   std::string extension_name = extension->name();
   // Ampersands need to be escaped to avoid being treated like
   // mnemonics in the menu.
   base::ReplaceChars(extension_name, "&", "&&", &extension_name);
   AddItem(NAME, base::UTF8ToUTF16(extension_name));
   AppendExtensionItems();
   AddSeparator(ui::NORMAL_SEPARATOR);
+
+  // Add the "Always Allow" item for adding persisted permissions for script
+  // injections if there is an active action for this extension. Note that this
+  // will add it to *all* extension action context menus, not just the one
+  // attached to the script injection request icon, but that's okay.
+  WebContents* web_contents = GetActiveWebContents();
+  if (web_contents &&
+      extensions::ActiveScriptController::GetForWebContents(web_contents)
+          ->HasActiveScriptAction(extension)) {
+    AddItemWithStringId(ALWAYS_RUN, IDS_EXTENSIONS_ALWAYS_RUN);
+  }
+
   AddItemWithStringId(CONFIGURE, IDS_EXTENSIONS_OPTIONS_MENU_ITEM);
   AddItem(UNINSTALL, l10n_util::GetStringUTF16(IDS_EXTENSIONS_UNINSTALL));
   if (extension_action_manager->GetBrowserAction(*extension))
     AddItemWithStringId(HIDE, IDS_EXTENSIONS_HIDE_BUTTON);
   AddSeparator(ui::NORMAL_SEPARATOR);
   AddItemWithStringId(MANAGE, IDS_MANAGE_EXTENSION);
 }
 
 const Extension* ExtensionContextMenuModel::GetExtension() const {
   return extensions::ExtensionRegistry::Get(profile_)
@@ skipping 10 matching lines @@
     return;
 
   AddSeparator(ui::NORMAL_SEPARATOR);
 
   extension_items_count_ = 0;
   extension_items_->AppendExtensionItems(MenuItem::ExtensionKey(extension_id_),
                                          base::string16(),
                                          &extension_items_count_,
                                          true);  // is_action_menu
 }
+
+content::WebContents* ExtensionContextMenuModel::GetActiveWebContents() const {
+  return browser_->tab_strip_model()->GetActiveWebContents();
+}