[Enhanced Bookmark]Upstream image fetching code in android

chrome/browser/enhanced_bookmarks/android/enhanced_bookmarks_bridge.cc

 // Copyright 2014 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/android/enhanced_bookmarks/enhanced_bookmarks_bridge.h"
+#include "chrome/browser/enhanced_bookmarks/android/enhanced_bookmarks_bridge.h"
 
 #include "base/android/jni_array.h"
 #include "base/android/jni_string.h"
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
+#include "chrome/browser/enhanced_bookmarks/android/bookmark_image_service_factory.h"
 #include "chrome/browser/enhanced_bookmarks/chrome_bookmark_server_cluster_service.h"
 #include "chrome/browser/enhanced_bookmarks/chrome_bookmark_server_cluster_service_factory.h"
 #include "chrome/browser/enhanced_bookmarks/enhanced_bookmark_model_factory.h"
 #include "chrome/browser/profiles/profile_android.h"
 #include "chrome/browser/signin/profile_oauth2_token_service_factory.h"
 #include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/common/chrome_version_info.h"
 #include "chrome/common/pref_names.h"
 #include "components/bookmarks/browser/bookmark_model.h"
 #include "components/bookmarks/browser/bookmark_utils.h"
 #include "components/bookmarks/common/android/bookmark_id.h"
 #include "components/bookmarks/common/android/bookmark_type.h"
+#include "components/enhanced_bookmarks/bookmark_image_service.h"
 #include "components/enhanced_bookmarks/enhanced_bookmark_model.h"
+#include "components/enhanced_bookmarks/image_record.h"
 #include "components/signin/core/browser/signin_manager.h"
 #include "content/public/browser/browser_thread.h"
 #include "jni/EnhancedBookmarksBridge_jni.h"
+#include "ui/gfx/android/java_bitmap.h"
+#include "ui/gfx/image/image.h"
 
 using base::android::AttachCurrentThread;
+using base::android::ScopedJavaGlobalRef;
 using bookmarks::android::JavaBookmarkIdCreateBookmarkId;
 using bookmarks::android::JavaBookmarkIdGetId;
 using bookmarks::android::JavaBookmarkIdGetType;
 using bookmarks::BookmarkType;
 using content::BrowserThread;
+using enhanced_bookmarks::ImageRecord;
+
+namespace {
+
+void Callback(ScopedJavaGlobalRef<jobject>* j_callback,
+              const ImageRecord& image_record) {
+  JNIEnv* env = base::android::AttachCurrentThread();
+
+  scoped_ptr<ScopedJavaGlobalRef<jobject> > j_callback_ptr(j_callback);
+  ScopedJavaLocalRef<jstring> j_url =
+      base::android::ConvertUTF8ToJavaString(env, image_record.url.spec());
+
+  SkBitmap bitmap = image_record.image.AsBitmap();
+  ScopedJavaLocalRef<jobject> j_bitmap;
+  if (!bitmap.isNull()) {
+    j_bitmap = gfx::ConvertToJavaBitmap(&bitmap);
+  }
+
+  enhanced_bookmarks::android::Java_SalientImageCallback_onSalientImageReady(
+      env, j_callback_ptr->obj(), j_bitmap.Release(), j_url.Release());
+}
+
+}  // namespace
 
 namespace enhanced_bookmarks {
 namespace android {
 
 EnhancedBookmarksBridge::EnhancedBookmarksBridge(JNIEnv* env,
     jobject obj,
     Profile* profile) : weak_java_ref_(env, obj) {
   profile_ = profile;
   enhanced_bookmark_model_ =
       EnhancedBookmarkModelFactory::GetForBrowserContext(profile_);
   enhanced_bookmark_model_->SetVersionSuffix(chrome::VersionInfo().OSType());
   cluster_service_ =
       ChromeBookmarkServerClusterServiceFactory::GetForBrowserContext(profile_);
   cluster_service_->AddObserver(this);
+  bookmark_image_service_ =
+      BookmarkImageServiceFactory::GetForBrowserContext(profile_);
   search_service_.reset(new BookmarkServerSearchService(
       profile_->GetRequestContext(),
       ProfileOAuth2TokenServiceFactory::GetForProfile(profile_),
       SigninManagerFactory::GetForProfile(profile_),
       EnhancedBookmarkModelFactory::GetForBrowserContext(profile_)));
   search_service_->AddObserver(this);
 }
 
 EnhancedBookmarksBridge::~EnhancedBookmarksBridge() {
   cluster_service_->RemoveObserver(this);
   search_service_->RemoveObserver(this);
 }
 
 void EnhancedBookmarksBridge::Destroy(JNIEnv*, jobject) {
   delete this;
 }
 
+void EnhancedBookmarksBridge::SalientImageForUrl(JNIEnv* env,
+                                                 jobject obj,
+                                                 jstring j_url,
+                                                 jobject j_callback) {
+  DCHECK(j_callback);
+
+  GURL url(base::android::ConvertJavaStringToUTF16(env, j_url));
+  scoped_ptr<ScopedJavaGlobalRef<jobject>> j_callback_ptr(
+      new ScopedJavaGlobalRef<jobject>());
+  j_callback_ptr->Reset(env, j_callback);
+  bookmark_image_service_->SalientImageForUrl(
+      url, base::Bind(&Callback, j_callback_ptr.release()));
+}
+
 ScopedJavaLocalRef<jstring> EnhancedBookmarksBridge::GetBookmarkDescription(
     JNIEnv* env, jobject obj, jlong id, jint type) {
   DCHECK(enhanced_bookmark_model_->loaded());
   if (type != BookmarkType::BOOKMARK_TYPE_NORMAL) {
     return base::android::ConvertUTF8ToJavaString(env, std::string());
   }
 
   const BookmarkNode* node = bookmarks::GetBookmarkNodeByID(
       enhanced_bookmark_model_->bookmark_model(), static_cast<int64>(id));
 
@@ skipping 161 matching lines @@
 void EnhancedBookmarksBridge::OnChange(BookmarkServerService* service) {
   DCHECK(enhanced_bookmark_model_->loaded());
   JNIEnv* env = AttachCurrentThread();
 
   ScopedJavaLocalRef<jobject> obj = weak_java_ref_.get(env);
   if (obj.is_null())
     return;
 
   if (service == cluster_service_) {
     Java_EnhancedBookmarksBridge_onFiltersChanged(env, obj.obj());
-  } else if (service == search_service_.get()){
+  } else if (service == search_service_.get()) {
     Java_EnhancedBookmarksBridge_onSearchResultReturned(env, obj.obj());
   }
 }
 
 bool EnhancedBookmarksBridge::IsEditable(const BookmarkNode* node) const {
   if (!node || (node->type() != BookmarkNode::FOLDER &&
       node->type() != BookmarkNode::URL)) {
     return false;
   }
   return profile_->GetPrefs()->GetBoolean(
         bookmarks::prefs::kEditBookmarksEnabled);
 }
 
 static jlong Init(JNIEnv* env, jobject obj, jobject j_profile) {
   return reinterpret_cast<jlong>(new EnhancedBookmarksBridge(
         env, obj, ProfileAndroid::FromProfileAndroid(j_profile)));
 }
 
 bool RegisterEnhancedBookmarksBridge(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace android
 }  // namespace enhanced_bookmarks