File: autofill_private_event_router.cc

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// Copyright 2015 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/api/autofill_private/autofill_private_event_router.h"

#include <utility>
#include <vector>

#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/autofill/personal_data_manager_factory.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/extensions/api/autofill_private/autofill_util.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/search_engines/template_url_service_factory.h"
#include "chrome/common/extensions/api/autofill_private.h"
#include "components/autofill/core/browser/personal_data_manager.h"
#include "content/public/browser/browser_context.h"

namespace extensions {

AutofillPrivateEventRouter::AutofillPrivateEventRouter(
    content::BrowserContext* context)
    : context_(context),
      event_router_(nullptr),
      personal_data_(nullptr) {
  // Register with the event router so we know when renderers are listening to
  // our events. We first check and see if there *is* an event router, because
  // some unit tests try to create all context services, but don't initialize
  // the event router first.
  event_router_ = EventRouter::Get(context_);
  if (!event_router_)
    return;

  personal_data_ = autofill::PersonalDataManagerFactory::GetForProfile(
      Profile::FromBrowserContext(context_));
  if (!personal_data_)
    return;

  personal_data_->AddObserver(this);
}

AutofillPrivateEventRouter::~AutofillPrivateEventRouter() {
}

void AutofillPrivateEventRouter::Shutdown() {
  if (personal_data_)
    personal_data_->RemoveObserver(this);
}

// TODO(crbug.com/923868): Change the 4 calls to a single OnPersonalDataChanged.
void AutofillPrivateEventRouter::OnPersonalDataChanged() {
  // Ignore any updates before data is loaded. This can happen in tests.
  if (!(personal_data_ && personal_data_->IsDataLoaded()))
    return;

  autofill_util::AddressEntryList addressList =
      extensions::autofill_util::GenerateAddressList(*personal_data_);
  std::unique_ptr<base::ListValue> args(
      api::autofill_private::OnAddressListChanged::Create(addressList)
          .release());
  std::unique_ptr<Event> extension_event(
      new Event(events::AUTOFILL_PRIVATE_ON_ADDRESS_LIST_CHANGED,
                api::autofill_private::OnAddressListChanged::kEventName,
                std::move(args)));
  event_router_->BroadcastEvent(std::move(extension_event));

  autofill_util::CreditCardEntryList creditCardList =
      extensions::autofill_util::GenerateCreditCardList(*personal_data_);
  args.reset(
      api::autofill_private::OnCreditCardListChanged::Create(creditCardList)
          .release());
  extension_event.reset(
      new Event(events::AUTOFILL_PRIVATE_ON_CREDIT_CARD_LIST_CHANGED,
                api::autofill_private::OnCreditCardListChanged::kEventName,
                std::move(args)));
  event_router_->BroadcastEvent(std::move(extension_event));

  autofill_util::CreditCardEntryList localCreditCardList =
      extensions::autofill_util::GenerateLocalCreditCardList(*personal_data_);
  args.reset(api::autofill_private::OnLocalCreditCardListChanged::Create(
                 localCreditCardList)
                 .release());
  extension_event.reset(
      new Event(events::AUTOFILL_PRIVATE_ON_LOCAL_CREDIT_CARD_LIST_CHANGED,
                api::autofill_private::OnLocalCreditCardListChanged::kEventName,
                std::move(args)));
  event_router_->BroadcastEvent(std::move(extension_event));

  autofill_util::CreditCardEntryList serverCreditCardList =
      extensions::autofill_util::GenerateServerCreditCardList(*personal_data_);
  args.reset(api::autofill_private::OnLocalCreditCardListChanged::Create(
                 serverCreditCardList)
                 .release());
  extension_event.reset(new Event(
      events::AUTOFILL_PRIVATE_ON_SERVER_CREDIT_CARD_LIST_CHANGED,
      api::autofill_private::OnServerCreditCardListChanged::kEventName,
      std::move(args)));
  event_router_->BroadcastEvent(std::move(extension_event));
}

AutofillPrivateEventRouter* AutofillPrivateEventRouter::Create(
    content::BrowserContext* context) {
  return new AutofillPrivateEventRouter(context);
}

}  // namespace extensions