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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 "components/ntp_tiles/icon_cacher_impl.h" | 5 #include "components/ntp_tiles/icon_cacher_impl.h" |
6 | 6 |
7 #include <utility> | 7 #include <utility> |
8 | 8 |
9 #include "base/memory/ptr_util.h" | 9 #include "base/memory/ptr_util.h" |
10 #include "components/favicon/core/favicon_service.h" | 10 #include "components/favicon/core/favicon_service.h" |
11 #include "components/favicon/core/favicon_util.h" | 11 #include "components/favicon/core/favicon_util.h" |
12 #include "components/favicon/core/large_icon_service.h" | |
13 #include "components/favicon_base/fallback_icon_style.h" | |
12 #include "components/favicon_base/favicon_types.h" | 14 #include "components/favicon_base/favicon_types.h" |
13 #include "components/favicon_base/favicon_util.h" | 15 #include "components/favicon_base/favicon_util.h" |
14 #include "components/image_fetcher/core/image_decoder.h" | 16 #include "components/image_fetcher/core/image_decoder.h" |
15 #include "components/image_fetcher/core/image_fetcher.h" | 17 #include "components/image_fetcher/core/image_fetcher.h" |
16 #include "ui/base/resource/resource_bundle.h" | 18 #include "ui/base/resource/resource_bundle.h" |
17 #include "ui/gfx/geometry/size.h" | 19 #include "ui/gfx/geometry/size.h" |
18 #include "ui/gfx/image/image.h" | 20 #include "ui/gfx/image/image.h" |
19 #include "url/gurl.h" | 21 #include "url/gurl.h" |
20 | 22 |
21 namespace ntp_tiles { | 23 namespace ntp_tiles { |
22 | 24 |
23 namespace { | 25 namespace { |
24 | 26 |
25 constexpr int kDesiredFrameSize = 128; | 27 constexpr int kDesiredFrameSize = 128; |
26 | 28 |
29 // TODO(jkrcal): Make the size in dip and the scale factor be passed as | |
30 // arguments from the UI so that we desire for the right size on a given device. | |
31 // See crbug.com/696563. | |
32 constexpr int kTileIconMinSizePx = 48; | |
33 constexpr int kTileIconDesiredSizePx = 96; | |
34 | |
27 favicon_base::IconType IconType(const PopularSites::Site& site) { | 35 favicon_base::IconType IconType(const PopularSites::Site& site) { |
28 return site.large_icon_url.is_valid() ? favicon_base::TOUCH_ICON | 36 return site.large_icon_url.is_valid() ? favicon_base::TOUCH_ICON |
29 : favicon_base::FAVICON; | 37 : favicon_base::FAVICON; |
30 } | 38 } |
31 | 39 |
32 const GURL& IconURL(const PopularSites::Site& site) { | 40 const GURL& IconURL(const PopularSites::Site& site) { |
33 return site.large_icon_url.is_valid() ? site.large_icon_url | 41 return site.large_icon_url.is_valid() ? site.large_icon_url |
34 : site.favicon_url; | 42 : site.favicon_url; |
35 } | 43 } |
36 | 44 |
45 bool HasResultDefaultBackgroundColor( | |
46 const favicon_base::LargeIconResult& result) { | |
47 if (!result.fallback_icon_style) { | |
48 return false; | |
49 } | |
50 return result.fallback_icon_style->is_default_background_color; | |
pkotwicz
2017/05/12 15:40:18
Nit:
return result.fallback_icon_style && result.
jkrcal
2017/05/12 17:08:58
Even though the logic is simple, I prefer it separ
| |
51 } | |
52 | |
37 } // namespace | 53 } // namespace |
38 | 54 |
39 IconCacherImpl::IconCacherImpl( | 55 IconCacherImpl::IconCacherImpl( |
40 favicon::FaviconService* favicon_service, | 56 favicon::FaviconService* favicon_service, |
57 favicon::LargeIconService* large_icon_service, | |
41 std::unique_ptr<image_fetcher::ImageFetcher> image_fetcher) | 58 std::unique_ptr<image_fetcher::ImageFetcher> image_fetcher) |
42 : favicon_service_(favicon_service), | 59 : favicon_service_(favicon_service), |
60 large_icon_service_(large_icon_service), | |
43 image_fetcher_(std::move(image_fetcher)), | 61 image_fetcher_(std::move(image_fetcher)), |
44 weak_ptr_factory_(this) { | 62 weak_ptr_factory_(this) { |
45 image_fetcher_->SetDataUseServiceName( | 63 image_fetcher_->SetDataUseServiceName( |
46 data_use_measurement::DataUseUserData::NTP_TILES); | 64 data_use_measurement::DataUseUserData::NTP_TILES); |
47 // For images with multiple frames, prefer one of size 128x128px. | 65 // For images with multiple frames, prefer one of size 128x128px. |
48 image_fetcher_->SetDesiredImageFrameSize( | 66 image_fetcher_->SetDesiredImageFrameSize( |
49 gfx::Size(kDesiredFrameSize, kDesiredFrameSize)); | 67 gfx::Size(kDesiredFrameSize, kDesiredFrameSize)); |
50 } | 68 } |
51 | 69 |
52 IconCacherImpl::~IconCacherImpl() = default; | 70 IconCacherImpl::~IconCacherImpl() = default; |
53 | 71 |
54 void IconCacherImpl::StartFetch( | 72 void IconCacherImpl::StartFetchPopularSites( |
55 PopularSites::Site site, | 73 PopularSites::Site site, |
56 const base::Closure& icon_available, | 74 const base::Closure& icon_available, |
57 const base::Closure& preliminary_icon_available) { | 75 const base::Closure& preliminary_icon_available) { |
58 // Copy values from |site| before it is moved. | 76 // Copy values from |site| before it is moved. |
59 GURL site_url = site.url; | 77 GURL site_url = site.url; |
60 favicon_base::IconType icon_type = IconType(site); | 78 favicon_base::IconType icon_type = IconType(site); |
61 favicon::GetFaviconImageForPageURL( | 79 favicon::GetFaviconImageForPageURL( |
62 favicon_service_, site_url, icon_type, | 80 favicon_service_, site_url, icon_type, |
63 base::Bind(&IconCacherImpl::OnGetFaviconImageForPageURLFinished, | 81 base::Bind(&IconCacherImpl::OnGetFaviconImageForPageURLFinished, |
64 base::Unretained(this), std::move(site), icon_available, | 82 base::Unretained(this), std::move(site), icon_available, |
65 preliminary_icon_available), | 83 preliminary_icon_available), |
66 &tracker_); | 84 &tracker_); |
67 } | 85 } |
68 | 86 |
69 void IconCacherImpl::OnGetFaviconImageForPageURLFinished( | 87 void IconCacherImpl::OnGetFaviconImageForPageURLFinished( |
70 PopularSites::Site site, | 88 PopularSites::Site site, |
71 const base::Closure& icon_available, | 89 const base::Closure& icon_available, |
72 const base::Closure& preliminary_icon_available, | 90 const base::Closure& preliminary_icon_available, |
73 const favicon_base::FaviconImageResult& result) { | 91 const favicon_base::FaviconImageResult& result) { |
74 if (!result.image.IsEmpty()) { | 92 if (!result.image.IsEmpty()) { |
75 return; | 93 return; |
76 } | 94 } |
77 | 95 |
78 std::unique_ptr<CancelableImageCallback> preliminary_callback = | 96 std::unique_ptr<CancelableImageCallback> preliminary_callback = |
79 MaybeProvideDefaultIcon(site, preliminary_icon_available); | 97 MaybeProvideDefaultIcon(site, preliminary_icon_available); |
80 | 98 |
81 image_fetcher_->StartOrQueueNetworkRequest( | 99 image_fetcher_->StartOrQueueNetworkRequest( |
82 std::string(), IconURL(site), | 100 std::string(), IconURL(site), |
83 base::Bind(&IconCacherImpl::OnFaviconDownloaded, base::Unretained(this), | 101 base::Bind(&IconCacherImpl::OnPopularSitesFaviconDownloaded, |
84 site, base::Passed(std::move(preliminary_callback)), | 102 base::Unretained(this), site, |
103 base::Passed(std::move(preliminary_callback)), | |
85 icon_available)); | 104 icon_available)); |
86 } | 105 } |
87 | 106 |
88 void IconCacherImpl::OnFaviconDownloaded( | 107 void IconCacherImpl::OnPopularSitesFaviconDownloaded( |
89 PopularSites::Site site, | 108 PopularSites::Site site, |
90 std::unique_ptr<CancelableImageCallback> preliminary_callback, | 109 std::unique_ptr<CancelableImageCallback> preliminary_callback, |
91 const base::Closure& icon_available, | 110 const base::Closure& icon_available, |
92 const std::string& id, | 111 const std::string& id, |
93 const gfx::Image& fetched_image, | 112 const gfx::Image& fetched_image, |
94 const image_fetcher::RequestMetadata& metadata) { | 113 const image_fetcher::RequestMetadata& metadata) { |
95 if (fetched_image.IsEmpty()) { | 114 if (fetched_image.IsEmpty()) { |
96 return; | 115 return; |
97 } | 116 } |
98 | 117 |
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133 weak_ptr_factory_.GetWeakPtr(), site, icon_available))); | 152 weak_ptr_factory_.GetWeakPtr(), site, icon_available))); |
134 image_fetcher_->GetImageDecoder()->DecodeImage( | 153 image_fetcher_->GetImageDecoder()->DecodeImage( |
135 ResourceBundle::GetSharedInstance() | 154 ResourceBundle::GetSharedInstance() |
136 .GetRawDataResource(site.default_icon_resource) | 155 .GetRawDataResource(site.default_icon_resource) |
137 .as_string(), | 156 .as_string(), |
138 gfx::Size(kDesiredFrameSize, kDesiredFrameSize), | 157 gfx::Size(kDesiredFrameSize, kDesiredFrameSize), |
139 preliminary_callback->callback()); | 158 preliminary_callback->callback()); |
140 return preliminary_callback; | 159 return preliminary_callback; |
141 } | 160 } |
142 | 161 |
162 void IconCacherImpl::StartFetchMostLikely(const GURL& page_url, | |
163 const base::Closure& icon_available) { | |
164 // Desired size 0 means that we do not want the service to resize the image | |
165 // (as we will not use it anyway). | |
166 large_icon_service_->GetLargeIconOrFallbackStyle( | |
167 page_url, kTileIconMinSizePx, /*desired_size_in_pixel=*/0, | |
168 base::Bind(&IconCacherImpl::OnGetLargeIconOrFallbackStyleFinished, | |
169 weak_ptr_factory_.GetWeakPtr(), page_url, icon_available), | |
170 &tracker_); | |
171 } | |
172 | |
173 void IconCacherImpl::OnGetLargeIconOrFallbackStyleFinished( | |
174 const GURL& page_url, | |
175 const base::Closure& icon_available, | |
176 const favicon_base::LargeIconResult& result) { | |
177 if (!HasResultDefaultBackgroundColor(result)) { | |
178 // We should only fetch for default "gray" tiles so that we never overrite | |
179 // any favicon of any size. | |
180 return; | |
181 } | |
182 | |
183 large_icon_service_ | |
184 ->GetLargeIconOrFallbackStyleFromGoogleServerSkippingLocalCache( | |
185 page_url, kTileIconMinSizePx, kTileIconDesiredSizePx, | |
186 base::Bind(&IconCacherImpl::OnMostLikelyFaviconDownloaded, | |
187 weak_ptr_factory_.GetWeakPtr(), icon_available)); | |
188 } | |
189 | |
190 void IconCacherImpl::OnMostLikelyFaviconDownloaded( | |
191 const base::Closure& icon_available, | |
192 bool success) { | |
193 if (!success) { | |
194 return; | |
195 } | |
196 if (icon_available) { | |
197 icon_available.Run(); | |
198 } | |
199 } | |
200 | |
143 } // namespace ntp_tiles | 201 } // namespace ntp_tiles |
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