chrome/browser/android/bookmarks/partner_bookmarks_reader.cc

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/android/bookmarks/partner_bookmarks_reader.h"
   6
   7 #include "base/android/jni_android.h"
   8 #include "base/android/jni_string.h"
   9 #include "base/logging.h"
  10 #include "chrome/browser/android/bookmarks/partner_bookmarks_shim.h"
  11 #include "chrome/browser/browser_process.h"
  12 #include "chrome/browser/favicon/favicon_service_factory.h"
  13 #include "chrome/browser/profiles/profile.h"
  14 #include "chrome/browser/profiles/profile_manager.h"
  15 #include "components/bookmarks/browser/bookmark_model.h"
  16 #include "components/favicon/core/favicon_service.h"
  17 #include "components/favicon_base/favicon_types.h"
  18 #include "content/public/browser/browser_thread.h"
  19 #include "jni/PartnerBookmarksReader_jni.h"
  20 #include "third_party/skia/include/core/SkBitmap.h"
  21 #include "ui/gfx/codec/png_codec.h"
  22 #include "ui/gfx/favicon_size.h"
  23
  24 using base::android::AttachCurrentThread;
  25 using base::android::CheckException;
  26 using base::android::ConvertJavaStringToUTF16;
  27 using bookmarks::BookmarkNode;
  28 using bookmarks::BookmarkPermanentNode;
  29 using content::BrowserThread;
  30
  31 namespace {
  32
  33 void SetFaviconTask(Profile* profile,
  34                     const GURL& page_url, const GURL& icon_url,
  35                     const std::vector<unsigned char>& image_data,
  36                     favicon_base::IconType icon_type) {
  37   DCHECK_CURRENTLY_ON(BrowserThread::UI);
  38   scoped_refptr<base::RefCountedMemory> bitmap_data(
  39       new base::RefCountedBytes(image_data));
  40   gfx::Size pixel_size(gfx::kFaviconSize, gfx::kFaviconSize);
  41   favicon::FaviconService* favicon_service =
  42       FaviconServiceFactory::GetForProfile(
  43           ProfileManager::GetActiveUserProfile(),
  44           ServiceAccessType::EXPLICIT_ACCESS);
  45   if (!favicon_service)
  46     return;
  47
  48   favicon_service->MergeFavicon(
  49       page_url, page_url, icon_type, bitmap_data, pixel_size);
  50 }
  51
  52 void SetFaviconCallback(Profile* profile,
  53                         const GURL& page_url, const GURL& icon_url,
  54                         const std::vector<unsigned char>& image_data,
  55                         favicon_base::IconType icon_type,
  56                         base::WaitableEvent* bookmark_added_event) {
  57   SetFaviconTask(profile, page_url, icon_url, image_data, icon_type);
  58   if (bookmark_added_event)
  59     bookmark_added_event->Signal();
  60 }
  61
  62 void PrepareAndSetFavicon(JNIEnv* env, jbyte* icon_bytes, int icon_len,
  63                           BookmarkNode* node, Profile* profile,
  64                           favicon_base::IconType icon_type) {
  65   SkBitmap icon_bitmap;
  66   if (!gfx::PNGCodec::Decode(
  67       reinterpret_cast<const unsigned char*>(icon_bytes),
  68       icon_len, &icon_bitmap))
  69     return;
  70   std::vector<unsigned char> image_data;
  71   if (!gfx::PNGCodec::EncodeBGRASkBitmap(icon_bitmap, false, &image_data))
  72     return;
  73   // TODO(aruslan): TODO(tedchoc): Follow up on how to avoid this through js.
  74   // Since the favicon URL is used as a key in the history's thumbnail DB,
  75   // this gives us a value which does not collide with others.
  76   GURL fake_icon_url = node->url();
  77   if (BrowserThread::CurrentlyOn(BrowserThread::UI)) {
  78     SetFaviconTask(profile,
  79                    node->url(), fake_icon_url,
  80                    image_data, icon_type);
  81   } else {
  82     base::WaitableEvent event(false, false);
  83     BrowserThread::PostTask(
  84         BrowserThread::UI,
  85         FROM_HERE,
  86         base::Bind(&SetFaviconCallback,
  87                    profile, node->url(), fake_icon_url,
  88                    image_data, icon_type, &event));
  89     // TODO(aruslan): http://b/6397072 If possible - avoid using favicon service
  90     event.Wait();
  91   }
  92 }
  93
  94 const BookmarkNode* GetNodeByID(const BookmarkNode* parent, int64 id) {
  95   if (parent->id() == id)
  96     return parent;
  97   for (int i= 0, child_count = parent->child_count(); i < child_count; ++i) {
  98     const BookmarkNode* result = GetNodeByID(parent->GetChild(i), id);
  99     if (result)
 100       return result;
 101   }
 102   return NULL;
 103 }
 104
 105 }  // namespace
 106
 107 PartnerBookmarksReader::PartnerBookmarksReader(
 108     PartnerBookmarksShim* partner_bookmarks_shim,
 109     Profile* profile)
 110     : partner_bookmarks_shim_(partner_bookmarks_shim),
 111       profile_(profile),
 112       wip_next_available_id_(0) {
 113 }
 114
 115 PartnerBookmarksReader::~PartnerBookmarksReader() {}
 116
 117 void PartnerBookmarksReader::PartnerBookmarksCreationComplete(JNIEnv*,
 118                                                               jobject) {
 119   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 120   partner_bookmarks_shim_->SetPartnerBookmarksRoot(
 121       wip_partner_bookmarks_root_.release());
 122   wip_next_available_id_ = 0;
 123 }
 124
 125 void PartnerBookmarksReader::Destroy(JNIEnv* env, jobject obj) {
 126   delete this;
 127 }
 128
 129 void PartnerBookmarksReader::Reset(JNIEnv* env, jobject obj) {
 130   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 131   wip_partner_bookmarks_root_.reset();
 132   wip_next_available_id_ = 0;
 133 }
 134
 135 jlong PartnerBookmarksReader::AddPartnerBookmark(JNIEnv* env,
 136                                                  jobject obj,
 137                                                  jstring jurl,
 138                                                  jstring jtitle,
 139                                                  jboolean is_folder,
 140                                                  jlong parent_id,
 141                                                  jbyteArray favicon,
 142                                                  jbyteArray touchicon) {
 143   base::string16 url;
 144   base::string16 title;
 145   if (jurl)
 146     url = ConvertJavaStringToUTF16(env, jurl);
 147   if (jtitle)
 148     title = ConvertJavaStringToUTF16(env, jtitle);
 149
 150   BookmarkNode* node = NULL;
 151   if (wip_partner_bookmarks_root_.get()) {
 152     node = new BookmarkNode(wip_next_available_id_++, GURL(url));
 153     node->set_type(is_folder ? BookmarkNode::FOLDER : BookmarkNode::URL);
 154     node->SetTitle(title);
 155
 156     // Handle favicon and touchicon
 157     if (profile_ != NULL && (favicon != NULL || touchicon != NULL)) {
 158       jbyteArray icon = (touchicon != NULL) ? touchicon : favicon;
 159       const favicon_base::IconType icon_type =
 160           touchicon ? favicon_base::TOUCH_ICON : favicon_base::FAVICON;
 161       const int icon_len = env->GetArrayLength(icon);
 162       jbyte* icon_bytes = env->GetByteArrayElements(icon, NULL);
 163       if (icon_bytes)
 164         PrepareAndSetFavicon(env, icon_bytes, icon_len,
 165                              node, profile_, icon_type);
 166       env->ReleaseByteArrayElements(icon, icon_bytes, JNI_ABORT);
 167     }
 168
 169     const BookmarkNode* parent =
 170         GetNodeByID(wip_partner_bookmarks_root_.get(), parent_id);
 171     if (!parent) {
 172       LOG(WARNING) << "partner_bookmarks_shim: invalid/unknown parent_id="
 173                    << parent_id << ": adding to the root";
 174       parent = wip_partner_bookmarks_root_.get();
 175     }
 176     const_cast<BookmarkNode*>(parent)->Add(node, parent->child_count());
 177   } else {
 178     node = new BookmarkPermanentNode(wip_next_available_id_++);
 179     node->SetTitle(title);
 180     wip_partner_bookmarks_root_.reset(node);
 181   }
 182   return node->id();
 183 }
 184
 185 // static
 186 static void DisablePartnerBookmarksEditing(JNIEnv* env, jclass clazz) {
 187   PartnerBookmarksShim::DisablePartnerBookmarksEditing();
 188 }
 189
 190 // static
 191 bool PartnerBookmarksReader::RegisterPartnerBookmarksReader(JNIEnv* env) {
 192   return RegisterNativesImpl(env);
 193 }
 194
 195 // ----------------------------------------------------------------
 196
 197 static jlong Init(JNIEnv* env, jobject obj) {
 198   Profile* profile = ProfileManager::GetActiveUserProfile();
 199   PartnerBookmarksShim* partner_bookmarks_shim =
 200       PartnerBookmarksShim::BuildForBrowserContext(profile);
 201   PartnerBookmarksReader* reader = new PartnerBookmarksReader(
 202       partner_bookmarks_shim, profile);
 203   return reinterpret_cast<intptr_t>(reader);
 204 }