1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
|
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_FAVICON_CORE_FAVICON_SERVICE_IMPL_H_
#define COMPONENTS_FAVICON_CORE_FAVICON_SERVICE_IMPL_H_
#include <stdint.h>
#include <memory>
#include <unordered_set>
#include <vector>
#include "base/containers/flat_set.h"
#include "base/functional/callback.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/ref_counted.h"
#include "base/task/cancelable_task_tracker.h"
#include "components/favicon/core/favicon_service.h"
#include "components/favicon_base/favicon_callback.h"
#include "components/favicon_base/favicon_types.h"
#include "components/favicon_base/favicon_usage_data.h"
class GURL;
namespace history {
class HistoryService;
}
namespace favicon {
class FaviconClient;
// The favicon service provides methods to access favicons. It calls the history
// backend behind the scenes. The callbacks are run asynchronously, even in the
// case of an error.
class FaviconServiceImpl : public FaviconService {
public:
// `history_service` most not be nullptr and must outlive this object.
FaviconServiceImpl(std::unique_ptr<FaviconClient> favicon_client,
history::HistoryService* history_service);
FaviconServiceImpl(const FaviconServiceImpl&) = delete;
FaviconServiceImpl& operator=(const FaviconServiceImpl&) = delete;
~FaviconServiceImpl() override;
// FaviconService implementation.
base::CancelableTaskTracker::TaskId GetFaviconImage(
const GURL& icon_url,
favicon_base::FaviconImageCallback callback,
base::CancelableTaskTracker* tracker) override;
base::CancelableTaskTracker::TaskId GetRawFavicon(
const GURL& icon_url,
favicon_base::IconType icon_type,
int desired_size_in_pixel,
favicon_base::FaviconRawBitmapCallback callback,
base::CancelableTaskTracker* tracker) override;
base::CancelableTaskTracker::TaskId GetFavicon(
const GURL& icon_url,
favicon_base::IconType icon_type,
int desired_size_in_dip,
favicon_base::FaviconResultsCallback callback,
base::CancelableTaskTracker* tracker) override;
base::CancelableTaskTracker::TaskId GetFaviconImageForPageURL(
const GURL& page_url,
favicon_base::FaviconImageCallback callback,
base::CancelableTaskTracker* tracker) override;
base::CancelableTaskTracker::TaskId GetRawFaviconForPageURL(
const GURL& page_url,
const favicon_base::IconTypeSet& icon_types,
int desired_size_in_pixel,
bool fallback_to_host,
favicon_base::FaviconRawBitmapCallback callback,
base::CancelableTaskTracker* tracker) override;
base::CancelableTaskTracker::TaskId GetLargestRawFaviconForPageURL(
const GURL& page_url,
const std::vector<favicon_base::IconTypeSet>& icon_types,
int minimum_size_in_pixels,
favicon_base::FaviconRawBitmapCallback callback,
base::CancelableTaskTracker* tracker) override;
base::CancelableTaskTracker::TaskId GetFaviconForPageURL(
const GURL& page_url,
const favicon_base::IconTypeSet& icon_types,
int desired_size_in_dip,
favicon_base::FaviconResultsCallback callback,
base::CancelableTaskTracker* tracker) override;
base::CancelableTaskTracker::TaskId UpdateFaviconMappingsAndFetch(
const base::flat_set<GURL>& page_urls,
const GURL& icon_url,
favicon_base::IconType icon_type,
int desired_size_in_dip,
favicon_base::FaviconResultsCallback callback,
base::CancelableTaskTracker* tracker) override;
void DeleteFaviconMappings(const base::flat_set<GURL>& page_urls,
favicon_base::IconType icon_type) override;
base::CancelableTaskTracker::TaskId GetLargestRawFaviconForID(
favicon_base::FaviconID favicon_id,
favicon_base::FaviconRawBitmapCallback callback,
base::CancelableTaskTracker* tracker) override;
void SetFaviconOutOfDateForPage(const GURL& page_url) override;
void TouchOnDemandFavicon(const GURL& icon_url) override;
void SetImportedFavicons(
const favicon_base::FaviconUsageDataList& favicon_usage) override;
void AddPageNoVisitForBookmark(const GURL& url,
const std::u16string& title) override;
void MergeFavicon(const GURL& page_url,
const GURL& icon_url,
favicon_base::IconType icon_type,
scoped_refptr<base::RefCountedMemory> bitmap_data,
const gfx::Size& pixel_size) override;
void SetFavicons(const base::flat_set<GURL>& page_urls,
const GURL& icon_url,
favicon_base::IconType icon_type,
const gfx::Image& image) override;
void CloneFaviconMappingsForPages(
const GURL& page_url_to_read,
const favicon_base::IconTypeSet& icon_types,
const base::flat_set<GURL>& page_urls_to_write) override;
void CanSetOnDemandFavicons(
const GURL& page_url,
favicon_base::IconType icon_type,
base::OnceCallback<void(bool)> callback) const override;
void SetOnDemandFavicons(const GURL& page_url,
const GURL& icon_url,
favicon_base::IconType icon_type,
const gfx::Image& image,
base::OnceCallback<void(bool)> callback) override;
void UnableToDownloadFavicon(const GURL& icon_url) override;
bool WasUnableToDownloadFavicon(const GURL& icon_url) const override;
void ClearUnableToDownloadFavicons() override;
private:
using MissingFaviconURLHash = size_t;
// Helper function for GetFaviconImageForPageURL(), GetRawFaviconForPageURL()
// and GetFaviconForPageURL().
base::CancelableTaskTracker::TaskId GetFaviconForPageURLImpl(
const GURL& page_url,
const favicon_base::IconTypeSet& icon_types,
const std::vector<int>& desired_sizes_in_pixel,
bool fallback_to_host,
favicon_base::FaviconResultsCallback callback,
base::CancelableTaskTracker* tracker);
// Intermediate callback for GetFaviconImage() and GetFaviconImageForPageURL()
// so that history service can deal solely with FaviconResultsCallback.
// Builds favicon_base::FaviconImageResult from `favicon_bitmap_results` and
// runs `callback`.
static void RunFaviconImageCallbackWithBitmapResults(
favicon_base::FaviconImageCallback callback,
int desired_size_in_dip,
const std::vector<favicon_base::FaviconRawBitmapResult>&
favicon_bitmap_results);
std::unordered_set<MissingFaviconURLHash> missing_favicon_urls_;
std::unique_ptr<FaviconClient> favicon_client_;
raw_ptr<history::HistoryService> history_service_;
};
} // namespace favicon
#endif // COMPONENTS_FAVICON_CORE_FAVICON_SERVICE_IMPL_H_
|
