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// Copyright 2013 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/passwords/password_manager_presenter.h"
#include "base/bind.h"
#include "base/command_line.h"
#include "base/prefs/pref_service.h"
#include "base/time/time.h"
#include "base/values.h"
#include "chrome/browser/password_manager/password_manager_util.h"
#include "chrome/browser/password_manager/password_store_factory.h"
#include "chrome/browser/ui/passwords/password_ui_view.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/pref_names.h"
#include "chrome/common/url_constants.h"
#include "components/autofill/core/common/password_form.h"
#include "content/public/browser/user_metrics.h"
#include "content/public/browser/web_contents.h"
PasswordManagerPresenter::PasswordManagerPresenter(
PasswordUIView* password_view)
: populater_(this),
exception_populater_(this),
password_view_(password_view) {
DCHECK(password_view_);
require_reauthentication_ = !CommandLine::ForCurrentProcess()->HasSwitch(
switches::kDisablePasswordManagerReauthentication);
}
PasswordManagerPresenter::~PasswordManagerPresenter() {
PasswordStore* store = GetPasswordStore();
if (store)
store->RemoveObserver(this);
}
void PasswordManagerPresenter::Initialize() {
// Due to the way that handlers are (re)initialized under certain types of
// navigation, the presenter may already be initialized. (See bugs 88986
// and 86448). If this is the case, return immediately. This is a hack.
// TODO(mdm): remove this hack once it is no longer necessary.
if (!show_passwords_.GetPrefName().empty())
return;
show_passwords_.Init(
prefs::kPasswordManagerAllowShowPasswords,
password_view_->GetProfile()->GetPrefs(),
base::Bind(&PasswordManagerPresenter::UpdatePasswordLists,
base::Unretained(this)));
// TODO(jhawkins) We should not cache web_ui()->GetProfile().See
// crosbug.com/6304.
PasswordStore* store = GetPasswordStore();
if (store)
store->AddObserver(this);
}
void PasswordManagerPresenter::OnLoginsChanged() {
UpdatePasswordLists();
}
PasswordStore* PasswordManagerPresenter::GetPasswordStore() {
return PasswordStoreFactory::GetForProfile(password_view_->GetProfile(),
Profile::EXPLICIT_ACCESS).get();
}
void PasswordManagerPresenter::UpdatePasswordLists() {
// Reset the current lists.
password_list_.clear();
password_exception_list_.clear();
populater_.Populate();
exception_populater_.Populate();
}
void PasswordManagerPresenter::RemoveSavedPassword(size_t index) {
DCHECK_LT(index, password_list_.size());
PasswordStore* store = GetPasswordStore();
if (!store)
return;
store->RemoveLogin(*password_list_[index]);
content::RecordAction(
content::UserMetricsAction("PasswordManager_RemoveSavedPassword"));
}
void PasswordManagerPresenter::RemovePasswordException(size_t index) {
DCHECK_LT(index, password_exception_list_.size());
PasswordStore* store = GetPasswordStore();
if (!store)
return;
store->RemoveLogin(*password_exception_list_[index]);
content::RecordAction(
content::UserMetricsAction("PasswordManager_RemovePasswordException"));
}
void PasswordManagerPresenter::RequestShowPassword(size_t index) {
#if !defined(OS_ANDROID) // This is never called on Android.
DCHECK_LT(index, password_list_.size());
if (IsAuthenticationRequired()) {
if (password_manager_util::AuthenticateUser(
password_view_->GetNativeWindow()))
last_authentication_time_ = base::TimeTicks::Now();
else
return;
}
// Call back the front end to reveal the password.
password_view_->ShowPassword(index, password_list_[index]->password_value);
#endif
}
const autofill::PasswordForm& PasswordManagerPresenter::GetPassword(
size_t index) {
DCHECK_LT(index, password_list_.size());
return *password_list_[index];
}
const autofill::PasswordForm& PasswordManagerPresenter::GetPasswordException(
size_t index) {
DCHECK_LT(index, password_exception_list_.size());
return *password_exception_list_[index];
}
void PasswordManagerPresenter::SetPasswordList() {
// Due to the way that handlers are (re)initialized under certain types of
// navigation, the presenter may already be initialized. (See bugs 88986
// and 86448). If this is the case, return immediately. This is a hack.
// If this is the case, initialize on demand. This is a hack.
// TODO(mdm): remove this hack once it is no longer necessary.
if (show_passwords_.GetPrefName().empty())
Initialize();
bool show_passwords = *show_passwords_ && !require_reauthentication_;
password_view_->SetPasswordList(password_list_, show_passwords);
}
void PasswordManagerPresenter::SetPasswordExceptionList() {
password_view_->SetPasswordExceptionList(password_exception_list_);
}
bool PasswordManagerPresenter::IsAuthenticationRequired() {
base::TimeDelta delta = base::TimeDelta::FromSeconds(60);
return require_reauthentication_ &&
(base::TimeTicks::Now() - last_authentication_time_) > delta;
}
PasswordManagerPresenter::ListPopulater::ListPopulater(
PasswordManagerPresenter* page)
: page_(page),
pending_login_query_(0) {
}
PasswordManagerPresenter::ListPopulater::~ListPopulater() {
}
PasswordManagerPresenter::PasswordListPopulater::PasswordListPopulater(
PasswordManagerPresenter* page) : ListPopulater(page) {
}
void PasswordManagerPresenter::PasswordListPopulater::Populate() {
PasswordStore* store = page_->GetPasswordStore();
if (store != NULL) {
if (pending_login_query_)
store->CancelRequest(pending_login_query_);
pending_login_query_ = store->GetAutofillableLogins(this);
} else {
LOG(ERROR) << "No password store! Cannot display passwords.";
}
}
void PasswordManagerPresenter::PasswordListPopulater::
OnPasswordStoreRequestDone(
CancelableRequestProvider::Handle handle,
const std::vector<autofill::PasswordForm*>& result) {
DCHECK_EQ(pending_login_query_, handle);
pending_login_query_ = 0;
page_->password_list_.clear();
page_->password_list_.insert(page_->password_list_.end(),
result.begin(), result.end());
page_->SetPasswordList();
}
void PasswordManagerPresenter::PasswordListPopulater::OnGetPasswordStoreResults(
const std::vector<autofill::PasswordForm*>& results) {
// TODO(kaiwang): Implement when I refactor
// PasswordStore::GetAutofillableLogins and PasswordStore::GetBlacklistLogins.
NOTIMPLEMENTED();
}
PasswordManagerPresenter::PasswordExceptionListPopulater::
PasswordExceptionListPopulater(PasswordManagerPresenter* page)
: ListPopulater(page) {
}
void PasswordManagerPresenter::PasswordExceptionListPopulater::Populate() {
PasswordStore* store = page_->GetPasswordStore();
if (store != NULL) {
if (pending_login_query_)
store->CancelRequest(pending_login_query_);
pending_login_query_ = store->GetBlacklistLogins(this);
} else {
LOG(ERROR) << "No password store! Cannot display exceptions.";
}
}
void PasswordManagerPresenter::PasswordExceptionListPopulater::
OnPasswordStoreRequestDone(
CancelableRequestProvider::Handle handle,
const std::vector<autofill::PasswordForm*>& result) {
DCHECK_EQ(pending_login_query_, handle);
pending_login_query_ = 0;
page_->password_exception_list_.clear();
page_->password_exception_list_.insert(page_->password_exception_list_.end(),
result.begin(), result.end());
page_->SetPasswordExceptionList();
}
void PasswordManagerPresenter::PasswordExceptionListPopulater::
OnGetPasswordStoreResults(
const std::vector<autofill::PasswordForm*>& results) {
// TODO(kaiwang): Implement when I refactor
// PasswordStore::GetAutofillableLogins and PasswordStore::GetBlacklistLogins.
NOTIMPLEMENTED();
}
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