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// 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/ui/webui/extensions/command_handler.h"
#include "base/bind.h"
#include "base/values.h"
#include "chrome/browser/extensions/api/commands/command_service.h"
#include "chrome/browser/extensions/extension_commands_global_registry.h"
#include "chrome/browser/extensions/extension_keybinding_registry.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/grit/generated_resources.h"
#include "content/public/browser/web_ui.h"
#include "content/public/browser/web_ui_data_source.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/browser/extension_system.h"
#include "extensions/common/extension_set.h"
#include "ui/base/l10n/l10n_util.h"
namespace extensions {
CommandHandler::CommandHandler(Profile* profile)
: profile_(profile),
extension_registry_observer_(this) {
}
CommandHandler::~CommandHandler() {
}
void CommandHandler::GetLocalizedValues(content::WebUIDataSource* source) {
source->AddString("extensionCommandsOverlay",
l10n_util::GetStringUTF16(IDS_EXTENSION_COMMANDS_DIALOG_TITLE));
source->AddString("extensionCommandsEmpty",
l10n_util::GetStringUTF16(IDS_EXTENSION_COMMANDS_EMPTY));
source->AddString("extensionCommandsInactive",
l10n_util::GetStringUTF16(IDS_EXTENSION_COMMANDS_INACTIVE));
source->AddString("extensionCommandsStartTyping",
l10n_util::GetStringUTF16(IDS_EXTENSION_TYPE_SHORTCUT));
source->AddString("extensionCommandsDelete",
l10n_util::GetStringUTF16(IDS_EXTENSION_DELETE_SHORTCUT));
source->AddString("extensionCommandsGlobal",
l10n_util::GetStringUTF16(IDS_EXTENSION_COMMANDS_GLOBAL));
source->AddString("extensionCommandsRegular",
l10n_util::GetStringUTF16(IDS_EXTENSION_COMMANDS_NOT_GLOBAL));
source->AddString("ok", l10n_util::GetStringUTF16(IDS_OK));
}
void CommandHandler::RegisterMessages() {
extension_registry_observer_.Add(ExtensionRegistry::Get(profile_));
web_ui()->RegisterMessageCallback("extensionCommandsRequestExtensionsData",
base::Bind(&CommandHandler::HandleRequestExtensionsData,
base::Unretained(this)));
web_ui()->RegisterMessageCallback("setShortcutHandlingSuspended",
base::Bind(&CommandHandler::HandleSetShortcutHandlingSuspended,
base::Unretained(this)));
web_ui()->RegisterMessageCallback("setExtensionCommandShortcut",
base::Bind(&CommandHandler::HandleSetExtensionCommandShortcut,
base::Unretained(this)));
web_ui()->RegisterMessageCallback("setCommandScope",
base::Bind(&CommandHandler::HandleSetCommandScope,
base::Unretained(this)));
}
void CommandHandler::OnExtensionLoaded(content::BrowserContext* browser_context,
const Extension* extension) {
UpdateCommandDataOnPage();
}
void CommandHandler::OnExtensionUnloaded(
content::BrowserContext* browser_context,
const Extension* extension,
UnloadedExtensionInfo::Reason reason) {
UpdateCommandDataOnPage();
}
void CommandHandler::UpdateCommandDataOnPage() {
base::DictionaryValue results;
GetAllCommands(&results);
web_ui()->CallJavascriptFunction(
"extensions.ExtensionCommandsOverlay.returnExtensionsData", results);
}
void CommandHandler::HandleRequestExtensionsData(const base::ListValue* args) {
UpdateCommandDataOnPage();
}
void CommandHandler::HandleSetExtensionCommandShortcut(
const base::ListValue* args) {
std::string extension_id;
std::string command_name;
std::string keystroke;
if (!args->GetString(0, &extension_id) ||
!args->GetString(1, &command_name) ||
!args->GetString(2, &keystroke)) {
NOTREACHED();
return;
}
Profile* profile = Profile::FromWebUI(web_ui());
CommandService* command_service = CommandService::Get(profile);
command_service->UpdateKeybindingPrefs(extension_id, command_name, keystroke);
UpdateCommandDataOnPage();
}
void CommandHandler::HandleSetCommandScope(
const base::ListValue* args) {
std::string extension_id;
std::string command_name;
bool global;
if (!args->GetString(0, &extension_id) ||
!args->GetString(1, &command_name) ||
!args->GetBoolean(2, &global)) {
NOTREACHED();
return;
}
Profile* profile = Profile::FromWebUI(web_ui());
CommandService* command_service = CommandService::Get(profile);
if (command_service->SetScope(extension_id, command_name, global))
UpdateCommandDataOnPage();
}
void CommandHandler::HandleSetShortcutHandlingSuspended(
const base::ListValue* args) {
bool suspended;
if (args->GetBoolean(0, &suspended)) {
// Suspend/Resume normal shortcut handling.
ExtensionKeybindingRegistry::SetShortcutHandlingSuspended(suspended);
// Suspend/Resume global shortcut handling.
ExtensionCommandsGlobalRegistry::SetShortcutHandlingSuspended(suspended);
}
}
void CommandHandler::GetAllCommands(base::DictionaryValue* commands) {
base::ListValue* results = new base::ListValue;
Profile* profile = Profile::FromWebUI(web_ui());
CommandService* command_service = CommandService::Get(profile);
const ExtensionSet& extensions =
ExtensionRegistry::Get(profile)->enabled_extensions();
for (ExtensionSet::const_iterator extension = extensions.begin();
extension != extensions.end();
++extension) {
scoped_ptr<base::DictionaryValue> extension_dict(new base::DictionaryValue);
extension_dict->SetString("name", (*extension)->name());
extension_dict->SetString("id", (*extension)->id());
// Add the keybindings to a list structure.
scoped_ptr<base::ListValue> extensions_list(new base::ListValue());
bool active = false;
Command browser_action;
if (command_service->GetBrowserActionCommand((*extension)->id(),
CommandService::ALL,
&browser_action,
&active)) {
extensions_list->Append(
browser_action.ToValue((extension->get()), active));
}
Command page_action;
if (command_service->GetPageActionCommand((*extension)->id(),
CommandService::ALL,
&page_action,
&active)) {
extensions_list->Append(page_action.ToValue((extension->get()), active));
}
CommandMap named_commands;
if (command_service->GetNamedCommands((*extension)->id(),
CommandService::ALL,
CommandService::ANY_SCOPE,
&named_commands)) {
for (CommandMap::const_iterator iter = named_commands.begin();
iter != named_commands.end();
++iter) {
Command command = command_service->FindCommandByName(
(*extension)->id(), iter->second.command_name());
ui::Accelerator shortcut_assigned = command.accelerator();
active = (shortcut_assigned.key_code() != ui::VKEY_UNKNOWN);
extensions_list->Append(
iter->second.ToValue((extension->get()), active));
}
}
if (!extensions_list->empty()) {
extension_dict->Set("commands", extensions_list.release());
results->Append(extension_dict.release());
}
}
commands->Set("commands", results);
}
} // namespace extensions
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