Replace AppBannerDataFetcher with InstallableManager.

chrome/browser/android/banners/app_banner_manager_android.cc

 // 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 <utility>
+
 #include "chrome/browser/android/banners/app_banner_manager_android.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
-#include "chrome/browser/android/banners/app_banner_data_fetcher_android.h"
+#include "base/memory/ptr_util.h"
+#include "base/strings/utf_string_conversions.h"
+#include "chrome/browser/android/banners/app_banner_infobar_delegate_android.h"
 #include "chrome/browser/android/shortcut_helper.h"
 #include "chrome/browser/banners/app_banner_metrics.h"
+#include "chrome/browser/infobars/infobar_service.h"
+#include "chrome/browser/manifest/manifest_icon_downloader.h"
+#include "chrome/browser/manifest/manifest_icon_selector.h"
+#include "chrome/browser/ui/android/infobars/app_banner_infobar_android.h"
 #include "chrome/common/chrome_constants.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/frame_navigate_params.h"
 #include "jni/AppBannerManager_jni.h"
+#include "third_party/skia/include/core/SkBitmap.h"
 
 using base::android::ConvertJavaStringToUTF8;
 using base::android::ConvertJavaStringToUTF16;
 using base::android::ConvertUTF8ToJavaString;
-using base::android::ConvertUTF16ToJavaString;
 
 DEFINE_WEB_CONTENTS_USER_DATA_KEY(banners::AppBannerManagerAndroid);
 
 namespace {
 
 const char kPlayPlatform[] = "play";
 const char kReferrerName[] = "referrer";
 const char kIdName[] = "id";
 const char kPlayInlineReferrer[] = "playinline=chrome_inline";
 
 }  // anonymous namespace
 
 namespace banners {
 
 AppBannerManagerAndroid::AppBannerManagerAndroid(
     content::WebContents* web_contents)
     : AppBannerManager(web_contents) {
   CreateJavaBannerManager();
 }
 
 AppBannerManagerAndroid::~AppBannerManagerAndroid() {
   JNIEnv* env = base::android::AttachCurrentThread();
   Java_AppBannerManager_destroy(env, java_banner_manager_.obj());
   java_banner_manager_.Reset();
 }
 
+base::Closure AppBannerManagerAndroid::FetchWebappSplashScreenImageCallback(
+    const std::string& webapp_id) {
+  content::WebContents* contents = web_contents();
+  DCHECK(contents);
+
+  int ideal_splash_image_size_in_dp =
+      ShortcutHelper::GetIdealSplashImageSizeInDp();
+  int minimum_splash_image_size_in_dp =
+      ShortcutHelper::GetMinimumSplashImageSizeInDp();
+  GURL image_url = ManifestIconSelector::FindBestMatchingIcon(
+      manifest_.icons, ideal_splash_image_size_in_dp,
+      minimum_splash_image_size_in_dp);
+
+  return base::Bind(&ShortcutHelper::FetchSplashScreenImage, contents,
+                    image_url, ideal_splash_image_size_in_dp,
+                    minimum_splash_image_size_in_dp, webapp_id);
+}
+
 const base::android::ScopedJavaGlobalRef<jobject>&
 AppBannerManagerAndroid::GetJavaBannerManager() const {
   return java_banner_manager_;
 }
 
-bool AppBannerManagerAndroid::IsFetcherActive(
+bool AppBannerManagerAndroid::IsActiveForTesting(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj) {
-  return AppBannerManager::IsFetcherActive();
+  return is_active();
 }
 
 bool AppBannerManagerAndroid::OnAppDetailsRetrieved(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj,
     const JavaParamRef<jobject>& japp_data,
     const JavaParamRef<jstring>& japp_title,
     const JavaParamRef<jstring>& japp_package,
     const JavaParamRef<jstring>& jicon_url) {
-  AppBannerDataFetcherAndroid* android_fetcher =
-      static_cast<AppBannerDataFetcherAndroid*>(data_fetcher().get());
-  if (!CheckFetcherMatchesContents(android_fetcher->is_debug_mode()))
-    return false;
+  native_app_data_.Reset(japp_data);
+  app_title_ = ConvertJavaStringToUTF16(env, japp_title);
+  native_app_package_ = ConvertJavaStringToUTF8(env, japp_package);
+  icon_url_ = GURL(ConvertJavaStringToUTF8(env, jicon_url));
 
-  GURL image_url = GURL(ConvertJavaStringToUTF8(env, jicon_url));
-
-  return android_fetcher->ContinueFetching(
-      ConvertJavaStringToUTF16(env, japp_title),
-      ConvertJavaStringToUTF8(env, japp_package), japp_data, image_url);
+  return ManifestIconDownloader::Download(
+      web_contents(), icon_url_, GetIdealIconSizeInDp(),
+      GetMinimumIconSizeInDp(),
+      base::Bind(&AppBannerManager::OnAppIconFetched, GetWeakPtr()));
 }
 
 void AppBannerManagerAndroid::RequestAppBanner(const GURL& validated_url,
                                                bool is_debug_mode) {
   JNIEnv* env = base::android::AttachCurrentThread();
   if (!Java_AppBannerManager_isEnabledForTab(env, java_banner_manager_.obj()))
     return;
 
   AppBannerManager::RequestAppBanner(validated_url, is_debug_mode);
 }
 
-AppBannerDataFetcher* AppBannerManagerAndroid::CreateAppBannerDataFetcher(
-    base::WeakPtr<Delegate> weak_delegate,
-    bool is_debug_mode) {
-  return new AppBannerDataFetcherAndroid(
-      web_contents(), weak_delegate,
-      ShortcutHelper::GetIdealHomescreenIconSizeInDp(),
-      ShortcutHelper::GetMinimumHomescreenIconSizeInDp(),
-      ShortcutHelper::GetIdealSplashImageSizeInDp(),
-      ShortcutHelper::GetMinimumSplashImageSizeInDp(), is_debug_mode);
+std::string AppBannerManagerAndroid::GetAppIdentifier() {
+  return native_app_data_.is_null() ? AppBannerManager::GetAppIdentifier()
+                                    : native_app_package_;
 }
 
-bool AppBannerManagerAndroid::HandleNonWebApp(const std::string& platform,
+std::string AppBannerManagerAndroid::GetBannerType() {
+  return native_app_data_.is_null() ? AppBannerManager::GetBannerType()
+                                    : "android";
+}
+
+int AppBannerManagerAndroid::GetIdealIconSizeInDp() {
+  return ShortcutHelper::GetIdealHomescreenIconSizeInDp();
+}
+
+int AppBannerManagerAndroid::GetMinimumIconSizeInDp() {
+  return ShortcutHelper::GetMinimumHomescreenIconSizeInDp();
+}
+
+bool AppBannerManagerAndroid::IsWebAppInstalled(
+    content::BrowserContext* browser_context,
+    const GURL& start_url) {
+  // Check whether a WebAPK is installed in order to block showing the app
+  // banner if a WebAPK is installed even after a user clears Chrome's data.
+  // This function does not check whether a non-WebAPK web app is installed.

[gone, 2016/07/23 23:39:23]

Seems like this comment should be flipped so that the part about not checking
for a web app is more prominent, given the name of the function.

[dominickn, 2016/07/25 00:23:51]

Done.

+  return ShortcutHelper::IsWebApkInstalled(start_url);
+}
+
+void AppBannerManagerAndroid::ContinueInstallableCheck() {
+  // Check if the manifest prefers that we show a native app banner. If so, call
+  // to Java to verify the details.
+  if (manifest_.prefer_related_applications &&
+      manifest_.related_applications.size()) {
+    for (const auto& application : manifest_.related_applications) {
+      std::string platform = base::UTF16ToUTF8(application.platform.string());
+      std::string id = base::UTF16ToUTF8(application.id.string());
+      if (CanHandleNonWebApp(platform, application.url, id))
+        return;
+    }
+  }
+
+  // No native app banner was requested. Continue checking for a web app banner.
+  AppBannerManager::ContinueInstallableCheck();
+}
+
+void AppBannerManagerAndroid::OnAppIconFetched(const SkBitmap& bitmap) {
+  if (bitmap.drawsNothing()) {
+    ReportError(web_contents(), installable::NO_ICON_AVAILABLE);
+    Stop();
+  }
+
+  if (!is_active())
+    return;
+
+  icon_.reset(new SkBitmap(bitmap));
+  SendBannerPromptRequest();
+}
+
+void AppBannerManagerAndroid::ShowBanner() {
+  content::WebContents* contents = web_contents();
+  DCHECK(contents);
+
+  infobars::InfoBar* infobar = nullptr;
+  if (native_app_data_.is_null()) {
+    std::unique_ptr<AppBannerInfoBarDelegateAndroid> delegate(
+        new AppBannerInfoBarDelegateAndroid(
+            GetWeakPtr(), app_title_, manifest_url_, manifest_, icon_url_,
+            std::move(icon_), event_request_id()));
+
+    infobar = new AppBannerInfoBarAndroid(std::move(delegate),
+                                          manifest_.start_url);
+    if (infobar) {
+      RecordDidShowBanner("AppBanner.WebApp.Shown");
+      TrackDisplayEvent(DISPLAY_EVENT_WEB_APP_BANNER_CREATED);
+    }
+  } else {
+    std::unique_ptr<AppBannerInfoBarDelegateAndroid> delegate(
+        new AppBannerInfoBarDelegateAndroid(
+            app_title_, native_app_data_, std::move(icon_), native_app_package_,
+            referrer_, event_request_id()));
+    infobar =
+        new AppBannerInfoBarAndroid(std::move(delegate), native_app_data_);
+    if (infobar) {
+      RecordDidShowBanner("AppBanner.NativeApp.Shown");
+      TrackDisplayEvent(DISPLAY_EVENT_NATIVE_APP_BANNER_CREATED);
+    }
+  }
+  InfoBarService::FromWebContents(contents)->AddInfoBar(
+      base::WrapUnique(infobar));
+}
+
+bool AppBannerManagerAndroid::CanHandleNonWebApp(const std::string& platform,
                                               const GURL& url,
-                                              const std::string& id,
-                                              bool is_debug_mode) {
-  if (!CheckPlatformAndId(platform, id, is_debug_mode))
+                                              const std::string& id) {
+  if (!CheckPlatformAndId(platform, id))
     return false;
 
   banners::TrackDisplayEvent(DISPLAY_EVENT_NATIVE_APP_BANNER_REQUESTED);
 
   // Send the info to the Java side to get info about the app.
   JNIEnv* env = base::android::AttachCurrentThread();
   if (java_banner_manager_.is_null())
     return false;
 
   std::string id_from_app_url = ExtractQueryValueForName(url, kIdName);
   if (id_from_app_url.size() && id != id_from_app_url) {
-    banners::OutputDeveloperNotShownMessage(
-        web_contents(), banners::kIgnoredIdsDoNotMatch, is_debug_mode);
+    ReportError(web_contents(), installable::IDS_DO_NOT_MATCH);
     return false;
   }
 
-  std::string referrer =
-      ExtractQueryValueForName(url, kReferrerName);
+  std::string referrer = ExtractQueryValueForName(url, kReferrerName);
 
   // Attach the chrome_inline referrer value, prefixed with "&" if the referrer
   // is non empty.
   if (referrer.empty())
     referrer = kPlayInlineReferrer;
   else
     referrer.append("&").append(kPlayInlineReferrer);
 
   ScopedJavaLocalRef<jstring> jurl(
-      ConvertUTF8ToJavaString(env, data_fetcher()->validated_url().spec()));
-  ScopedJavaLocalRef<jstring> jpackage(
-      ConvertUTF8ToJavaString(env, id));
-  ScopedJavaLocalRef<jstring> jreferrer(
-      ConvertUTF8ToJavaString(env, referrer));
+      ConvertUTF8ToJavaString(env, validated_url_.spec()));
+  ScopedJavaLocalRef<jstring> jpackage(ConvertUTF8ToJavaString(env, id));
+  ScopedJavaLocalRef<jstring> jreferrer(ConvertUTF8ToJavaString(env, referrer));
   Java_AppBannerManager_fetchAppDetails(
-      env, java_banner_manager_.obj(), jurl.obj(),
-      jpackage.obj(), jreferrer.obj(),
-      ShortcutHelper::GetIdealHomescreenIconSizeInDp());
+      env, java_banner_manager_.obj(), jurl.obj(), jpackage.obj(),
+      jreferrer.obj(), GetIdealIconSizeInDp());
   return true;
 }
 
 void AppBannerManagerAndroid::CreateJavaBannerManager() {
   JNIEnv* env = base::android::AttachCurrentThread();
   java_banner_manager_.Reset(
       Java_AppBannerManager_create(env, reinterpret_cast<intptr_t>(this)));
 }
 
-bool AppBannerManagerAndroid::CheckFetcherMatchesContents(bool is_debug_mode) {
-  if (!web_contents())
+bool AppBannerManagerAndroid::CheckPlatformAndId(const std::string& platform,
+                                                 const std::string& id) {
+  if (platform != kPlayPlatform) {
+    ReportError(web_contents(), installable::PLATFORM_NOT_SUPPORTED_ON_ANDROID);
     return false;
-
-  if (!data_fetcher() ||
-      data_fetcher()->validated_url() != web_contents()->GetURL()) {
-    banners::OutputDeveloperNotShownMessage(
-        web_contents(), banners::kUserNavigatedBeforeBannerShown,
-        is_debug_mode);
+  }
+  if (id.empty()) {
+    ReportError(web_contents(), installable::NO_ID_SPECIFIED);
     return false;
   }
   return true;
-}
-
-bool AppBannerManagerAndroid::CheckPlatformAndId(const std::string& platform,
-                                                 const std::string& id,
-                                                 bool is_debug_mode) {
-  if (platform != kPlayPlatform) {
-    banners::OutputDeveloperNotShownMessage(
-        web_contents(), banners::kIgnoredNotSupportedOnAndroid, platform,
-        is_debug_mode);
-    return false;
-  }
-  if (id.empty()) {
-    banners::OutputDeveloperNotShownMessage(
-        web_contents(), banners::kIgnoredNoId, is_debug_mode);
-    return false;
-  }
-  return true;
 }
 
 std::string AppBannerManagerAndroid::ExtractQueryValueForName(
     const GURL& url,
     const std::string& name) {
   url::Component query = url.parsed_for_possibly_invalid_spec().query;
   url::Component key, value;
   const char* url_spec = url.spec().c_str();
 
   while (url::ExtractQueryKeyValue(url_spec, &query, &key, &value)) {
@@ skipping 35 matching lines @@
                           jdouble direct_engagement,
                           jdouble indirect_engagement) {
   AppBannerManager::SetEngagementWeights(direct_engagement,
                                          indirect_engagement);
 }
 
 // static
 void SetTimeDeltaForTesting(JNIEnv* env,
                             const JavaParamRef<jclass>& clazz,
                             jint days) {
-  AppBannerDataFetcher::SetTimeDeltaForTesting(days);
+  AppBannerManager::SetTimeDeltaForTesting(days);
 }
 
 }  // namespace banners