[ios] Move NativeAppLauncher upstream

ios/chrome/browser/native_app_launcher/native_app_infobar_delegate.mm

+// 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 "ios/chrome/browser/native_app_launcher/native_app_infobar_delegate.h"
+
+#import <Foundation/Foundation.h>
+
+#include <memory>
+#include <utility>
+
+#include "base/strings/sys_string_conversions.h"
+#include "components/infobars/core/infobar_manager.h"
+#import "ios/chrome/browser/native_app_launcher/native_app_infobar_controller.h"
+#import "ios/chrome/browser/native_app_launcher/native_app_navigation_controller_protocol.h"
+#include "ios/chrome/grit/ios_strings.h"
+#include "ui/base/l10n/l10n_util.h"
+
+namespace native_app_infobar {
+const CGSize kSmallIconSize = {29.0, 29.0};
+}  // namespace native_app_infobar
+
+NativeAppInfoBarDelegate::NativeAppInfoBarDelegate(
+    id<NativeAppNavigationControllerProtocol> controller,
+    const GURL& pageURL,
+    NativeAppControllerType type)
+    : controller_(controller), pageURL_(pageURL), type_(type) {}

[sdefresne, 2016/11/22 10:16:19]

ditto

[sczs1, 2016/11/22 17:11:23]

Done.

+
+NativeAppInfoBarDelegate::~NativeAppInfoBarDelegate() {}
+
+// static
+bool NativeAppInfoBarDelegate::Create(
+    infobars::InfoBarManager* manager,
+    id<NativeAppNavigationControllerProtocol> controllerProtocol,

[sdefresne, 2016/11/22 10:16:19]

This is a c++ variable, so it should use_cpp_naming_convention.

[sczs1, 2016/11/22 17:11:23]

Done.

+    const GURL& pageURL,

[sdefresne, 2016/11/22 10:16:19]

ditto

[sczs1, 2016/11/22 17:11:23]

Done.

+    NativeAppControllerType type) {
+  DCHECK(manager);
+  std::unique_ptr<NativeAppInfoBarDelegate> delegate(

[sdefresne, 2016/11/22 10:16:19]

Can you use base::MakeUnique<> here and below, this make it easier to read IMO?

  auto infobar = base::MakeUnique<InfoBarIOS>(
      base::MakeUnique<NativeAppInfoBarDelegate>(
          controller_protocol, page_url, type));
  ...

+      new NativeAppInfoBarDelegate(controllerProtocol, pageURL, type));
+  std::unique_ptr<InfoBarIOS> infobar(new InfoBarIOS(std::move(delegate)));
+  base::scoped_nsobject<NativeAppInfoBarController> controller(
+      [[NativeAppInfoBarController alloc] initWithDelegate:infobar.get()]);
+  infobar->SetController(controller);
+  return !!manager->AddInfoBar(std::move(infobar));
+}
+
+bool NativeAppInfoBarDelegate::ShouldExpire(
+    const NavigationDetails& details) const {
+  return details.is_navigation_to_different_page;
+}
+
+NativeAppInfoBarDelegate*
+NativeAppInfoBarDelegate::AsNativeAppInfoBarDelegate() {
+  return this;
+}
+
+base::string16 NativeAppInfoBarDelegate::GetInstallText() const {
+  return l10n_util::GetStringFUTF16(
+      IDS_IOS_APP_LAUNCHER_OPEN_IN_APP_QUESTION_MESSAGE,
+      base::SysNSStringToUTF16([controller_ appName]));
+}
+
+base::string16 NativeAppInfoBarDelegate::GetLaunchText() const {
+  return l10n_util::GetStringFUTF16(
+      IDS_IOS_APP_LAUNCHER_OPEN_IN_APP_QUESTION_MESSAGE,
+      base::SysNSStringToUTF16([controller_ appName]));
+}
+
+base::string16 NativeAppInfoBarDelegate::GetOpenPolicyText() const {
+  return l10n_util::GetStringFUTF16(
+      IDS_IOS_APP_LAUNCHER_OPEN_IN_LABEL,
+      base::SysNSStringToUTF16([controller_ appName]));
+}
+
+base::string16 NativeAppInfoBarDelegate::GetOpenOnceText() const {
+  return l10n_util::GetStringUTF16(IDS_IOS_APP_LAUNCHER_OPEN_ONCE_BUTTON);
+}
+
+base::string16 NativeAppInfoBarDelegate::GetOpenAlwaysText() const {
+  return l10n_util::GetStringUTF16(IDS_IOS_APP_LAUNCHER_OPEN_ALWAYS_BUTTON);
+}
+
+NSString* NativeAppInfoBarDelegate::GetAppId() const {
+  return [controller_ appId];
+}
+
+infobars::InfoBarDelegate::Type NativeAppInfoBarDelegate::GetInfoBarType()
+    const {
+  return PAGE_ACTION_TYPE;
+}
+
+infobars::InfoBarDelegate::InfoBarIdentifier
+NativeAppInfoBarDelegate::GetIdentifier() const {
+  switch (type_) {
+    case NATIVE_APP_INSTALLER_CONTROLLER:
+      return NATIVE_APP_INSTALLER_INFOBAR_DELEGATE;
+    case NATIVE_APP_LAUNCHER_CONTROLLER:
+      return NATIVE_APP_LAUNCHER_INFOBAR_DELEGATE;
+    case NATIVE_APP_OPEN_POLICY_CONTROLLER:
+      return NATIVE_APP_OPEN_POLICY_INFOBAR_DELEGATE;
+  }
+}
+
+bool NativeAppInfoBarDelegate::EqualsDelegate(
+    infobars::InfoBarDelegate* delegate) const {
+  NativeAppInfoBarDelegate* nativeAppInfoBarDelegate =
+      delegate->AsNativeAppInfoBarDelegate();
+  return nativeAppInfoBarDelegate &&
+         [nativeAppInfoBarDelegate->GetAppId() isEqualToString:GetAppId()];
+}
+
+void NativeAppInfoBarDelegate::FetchSmallAppIcon(void (^block)(UIImage*)) {
+  [controller_ fetchSmallIconWithCompletionBlock:block];
+}
+
+void NativeAppInfoBarDelegate::UserPerformedAction(
+    NativeAppActionType userAction) {
+  [controller_ updateMetadataWithUserAction:userAction];
+  switch (userAction) {
+    case NATIVE_APP_ACTION_CLICK_INSTALL:
+      DCHECK(type_ == NATIVE_APP_INSTALLER_CONTROLLER);
+      [controller_ openStore];
+      break;
+    case NATIVE_APP_ACTION_CLICK_LAUNCH:
+      DCHECK(type_ == NATIVE_APP_LAUNCHER_CONTROLLER);
+      [controller_ launchApp:pageURL_];
+      break;
+    case NATIVE_APP_ACTION_CLICK_ONCE:
+      DCHECK(type_ == NATIVE_APP_OPEN_POLICY_CONTROLLER);
+      [controller_ launchApp:pageURL_];
+      break;
+    case NATIVE_APP_ACTION_CLICK_ALWAYS:
+      DCHECK(type_ == NATIVE_APP_OPEN_POLICY_CONTROLLER);
+      [controller_ launchApp:pageURL_];
+      break;
+    case NATIVE_APP_ACTION_DISMISS:
+      break;
+    case NATIVE_APP_ACTION_IGNORE:
+    case NATIVE_APP_ACTION_COUNT:
+      NOTREACHED();
+      break;
+  }
+}
+
+NativeAppControllerType NativeAppInfoBarDelegate::GetControllerType() const {
+  return type_;
+}