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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "chrome/browser/android/shortcut_data_fetcher.h" | 5 #include "chrome/browser/android/shortcut_data_fetcher.h" |
6 | 6 |
7 #include "base/basictypes.h" | 7 #include "base/basictypes.h" |
8 #include "base/location.h" | 8 #include "base/location.h" |
9 #include "base/strings/string16.h" | 9 #include "base/strings/string16.h" |
10 #include "base/task/cancelable_task_tracker.h" | 10 #include "base/task/cancelable_task_tracker.h" |
11 #include "chrome/browser/favicon/favicon_service_factory.h" | 11 #include "chrome/browser/favicon/favicon_service_factory.h" |
| 12 #include "chrome/browser/manifest/manifest_icon_downloader.h" |
12 #include "chrome/browser/manifest/manifest_icon_selector.h" | 13 #include "chrome/browser/manifest/manifest_icon_selector.h" |
13 #include "chrome/browser/profiles/profile.h" | 14 #include "chrome/browser/profiles/profile.h" |
14 #include "chrome/common/chrome_constants.h" | 15 #include "chrome/common/chrome_constants.h" |
15 #include "chrome/common/render_messages.h" | 16 #include "chrome/common/render_messages.h" |
16 #include "chrome/common/web_application_info.h" | 17 #include "chrome/common/web_application_info.h" |
17 #include "components/dom_distiller/core/url_utils.h" | 18 #include "components/dom_distiller/core/url_utils.h" |
18 #include "components/favicon/core/favicon_service.h" | 19 #include "components/favicon/core/favicon_service.h" |
19 #include "content/public/browser/browser_thread.h" | 20 #include "content/public/browser/browser_thread.h" |
20 #include "content/public/browser/user_metrics.h" | 21 #include "content/public/browser/user_metrics.h" |
21 #include "content/public/browser/web_contents.h" | 22 #include "content/public/browser/web_contents.h" |
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38 content::WebContents* web_contents, | 39 content::WebContents* web_contents, |
39 Observer* observer) | 40 Observer* observer) |
40 : WebContentsObserver(web_contents), | 41 : WebContentsObserver(web_contents), |
41 weak_observer_(observer), | 42 weak_observer_(observer), |
42 is_waiting_for_web_application_info_(false), | 43 is_waiting_for_web_application_info_(false), |
43 is_icon_saved_(false), | 44 is_icon_saved_(false), |
44 is_ready_(false), | 45 is_ready_(false), |
45 icon_timeout_timer_(false, false), | 46 icon_timeout_timer_(false, false), |
46 shortcut_info_(dom_distiller::url_utils::GetOriginalUrlFromDistillerUrl( | 47 shortcut_info_(dom_distiller::url_utils::GetOriginalUrlFromDistillerUrl( |
47 web_contents->GetURL())), | 48 web_contents->GetURL())), |
| 49 icon_downloader_(new ManifestIconDownloader()), |
48 preferred_icon_size_in_px_(kPreferredIconSizeInDp * | 50 preferred_icon_size_in_px_(kPreferredIconSizeInDp * |
49 gfx::Screen::GetScreenFor(web_contents->GetNativeView())-> | 51 gfx::Screen::GetScreenFor(web_contents->GetNativeView())-> |
50 GetPrimaryDisplay().device_scale_factor()) { | 52 GetPrimaryDisplay().device_scale_factor()) { |
51 // Send a message to the renderer to retrieve information about the page. | 53 // Send a message to the renderer to retrieve information about the page. |
52 is_waiting_for_web_application_info_ = true; | 54 is_waiting_for_web_application_info_ = true; |
53 Send(new ChromeViewMsg_GetWebApplicationInfo(routing_id())); | 55 Send(new ChromeViewMsg_GetWebApplicationInfo(routing_id())); |
54 } | 56 } |
55 | 57 |
56 void ShortcutDataFetcher::OnDidGetWebApplicationInfo( | 58 void ShortcutDataFetcher::OnDidGetWebApplicationInfo( |
57 const WebApplicationInfo& received_web_app_info) { | 59 const WebApplicationInfo& received_web_app_info) { |
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103 if (!manifest.IsEmpty()) { | 105 if (!manifest.IsEmpty()) { |
104 content::RecordAction( | 106 content::RecordAction( |
105 base::UserMetricsAction("webapps.AddShortcut.Manifest")); | 107 base::UserMetricsAction("webapps.AddShortcut.Manifest")); |
106 shortcut_info_.UpdateFromManifest(manifest); | 108 shortcut_info_.UpdateFromManifest(manifest); |
107 } | 109 } |
108 | 110 |
109 GURL icon_src = ManifestIconSelector::FindBestMatchingIcon( | 111 GURL icon_src = ManifestIconSelector::FindBestMatchingIcon( |
110 manifest.icons, | 112 manifest.icons, |
111 kPreferredIconSizeInDp, | 113 kPreferredIconSizeInDp, |
112 gfx::Screen::GetScreenFor(web_contents()->GetNativeView())); | 114 gfx::Screen::GetScreenFor(web_contents()->GetNativeView())); |
113 if (icon_src.is_valid()) { | 115 |
114 // Grab the best icon from the manifest. | 116 // If fetching the Manifest icon fails, fallback to the best favicon |
115 web_contents()->DownloadImage( | 117 // for the page. |
| 118 if (!icon_downloader_->Download( |
| 119 web_contents(), |
116 icon_src, | 120 icon_src, |
117 false, | 121 kPreferredIconSizeInDp, |
118 preferred_icon_size_in_px_, | 122 base::Bind(&ShortcutDataFetcher::NotifyObserver, |
119 false, | 123 this))) { |
120 base::Bind(&ShortcutDataFetcher::OnManifestIconFetched, | |
121 this)); | |
122 } else { | |
123 // Grab the best favicon for the page. | |
124 FetchFavicon(); | 124 FetchFavicon(); |
125 } | 125 } |
126 | 126 |
127 weak_observer_->OnUserTitleAvailable(shortcut_info_.user_title); | 127 weak_observer_->OnUserTitleAvailable(shortcut_info_.user_title); |
128 | 128 |
129 // Kick off a timeout for downloading the icon. If an icon isn't set within | 129 // Kick off a timeout for downloading the icon. If an icon isn't set within |
130 // the timeout, fall back to using a dynamically-generated launcher icon. | 130 // the timeout, fall back to using a dynamically-generated launcher icon. |
131 icon_timeout_timer_.Start(FROM_HERE, | 131 icon_timeout_timer_.Start(FROM_HERE, |
132 base::TimeDelta::FromMilliseconds(3000), | 132 base::TimeDelta::FromMilliseconds(3000), |
133 base::Bind(&ShortcutDataFetcher::OnFaviconFetched, | 133 base::Bind(&ShortcutDataFetcher::OnFaviconFetched, |
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176 favicon_service->GetLargestRawFaviconForPageURL( | 176 favicon_service->GetLargestRawFaviconForPageURL( |
177 shortcut_info_.url, | 177 shortcut_info_.url, |
178 icon_types, | 178 icon_types, |
179 threshold_to_get_any_largest_icon, | 179 threshold_to_get_any_largest_icon, |
180 base::Bind(&ShortcutDataFetcher::OnFaviconFetched, this), | 180 base::Bind(&ShortcutDataFetcher::OnFaviconFetched, this), |
181 &favicon_task_tracker_); | 181 &favicon_task_tracker_); |
182 } | 182 } |
183 | 183 |
184 void ShortcutDataFetcher::OnFaviconFetched( | 184 void ShortcutDataFetcher::OnFaviconFetched( |
185 const favicon_base::FaviconRawBitmapResult& bitmap_result) { | 185 const favicon_base::FaviconRawBitmapResult& bitmap_result) { |
186 if (!web_contents() || !weak_observer_ || is_icon_saved_) { | 186 if (!web_contents() || !weak_observer_ || is_icon_saved_) |
187 return; | 187 return; |
188 } | |
189 | 188 |
190 content::BrowserThread::PostTask( | 189 content::BrowserThread::PostTask( |
191 content::BrowserThread::IO, | 190 content::BrowserThread::IO, |
192 FROM_HERE, | 191 FROM_HERE, |
193 base::Bind(&ShortcutDataFetcher::CreateLauncherIcon, | 192 base::Bind(&ShortcutDataFetcher::CreateLauncherIcon, |
194 this, | 193 this, |
195 bitmap_result)); | 194 bitmap_result)); |
196 } | 195 } |
197 | 196 |
198 void ShortcutDataFetcher::CreateLauncherIcon( | 197 void ShortcutDataFetcher::CreateLauncherIcon( |
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211 icon_bitmap = weak_observer_->FinalizeLauncherIcon(icon_bitmap, | 210 icon_bitmap = weak_observer_->FinalizeLauncherIcon(icon_bitmap, |
212 shortcut_info_.url); | 211 shortcut_info_.url); |
213 } | 212 } |
214 | 213 |
215 content::BrowserThread::PostTask( | 214 content::BrowserThread::PostTask( |
216 content::BrowserThread::UI, | 215 content::BrowserThread::UI, |
217 FROM_HERE, | 216 FROM_HERE, |
218 base::Bind(&ShortcutDataFetcher::NotifyObserver, this, icon_bitmap)); | 217 base::Bind(&ShortcutDataFetcher::NotifyObserver, this, icon_bitmap)); |
219 } | 218 } |
220 | 219 |
221 void ShortcutDataFetcher::OnManifestIconFetched( | |
222 int id, | |
223 int http_status_code, | |
224 const GURL& url, | |
225 const std::vector<SkBitmap>& bitmaps, | |
226 const std::vector<gfx::Size>& sizes) { | |
227 if (!web_contents() || !weak_observer_) return; | |
228 | |
229 // If getting the candidate manifest icon failed, the ShortcutHelper should | |
230 // fallback to the favicon. | |
231 // Otherwise, it sets the state as if there was no manifest icon pending. | |
232 if (bitmaps.empty()) { | |
233 FetchFavicon(); | |
234 return; | |
235 } | |
236 | |
237 // There might be multiple bitmaps returned. The one to pick is bigger or | |
238 // equal to the preferred size. |bitmaps| is ordered from bigger to smaller. | |
239 int preferred_bitmap_index = 0; | |
240 for (size_t i = 0; i < bitmaps.size(); ++i) { | |
241 if (bitmaps[i].height() < preferred_icon_size_in_px_) | |
242 break; | |
243 preferred_bitmap_index = i; | |
244 } | |
245 | |
246 NotifyObserver(bitmaps[preferred_bitmap_index]); | |
247 } | |
248 | |
249 void ShortcutDataFetcher::NotifyObserver(const SkBitmap& bitmap) { | 220 void ShortcutDataFetcher::NotifyObserver(const SkBitmap& bitmap) { |
250 DCHECK_CURRENTLY_ON(content::BrowserThread::UI); | 221 DCHECK_CURRENTLY_ON(content::BrowserThread::UI); |
251 if (!web_contents() || !weak_observer_ || is_icon_saved_) | 222 if (!web_contents() || !weak_observer_ || is_icon_saved_) |
252 return; | 223 return; |
253 | 224 |
254 is_icon_saved_ = true; | 225 is_icon_saved_ = true; |
255 shortcut_icon_ = bitmap; | 226 shortcut_icon_ = bitmap; |
256 is_ready_ = true; | 227 is_ready_ = true; |
257 weak_observer_->OnDataAvailable(shortcut_info_, shortcut_icon_); | 228 weak_observer_->OnDataAvailable(shortcut_info_, shortcut_icon_); |
258 } | 229 } |
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