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1 // Copyright 2014 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/drive/drive_app_registry.h" | |
6 | |
7 #include <algorithm> | |
8 #include <set> | |
9 #include <utility> | |
10 | |
11 #include "base/callback.h" | |
12 #include "base/files/file_path.h" | |
13 #include "chrome/browser/drive/drive_app_registry_observer.h" | |
14 #include "chrome/browser/drive/drive_service_interface.h" | |
15 #include "google_apis/drive/drive_api_parser.h" | |
16 #include "google_apis/google_api_keys.h" | |
17 | |
18 namespace { | |
19 | |
20 // Add {selector -> app_id} mapping to |map|. | |
21 void AddAppSelectorList(const ScopedVector<std::string>& selectors, | |
22 const std::string& app_id, | |
23 std::multimap<std::string, std::string>* map) { | |
24 for (size_t i = 0; i < selectors.size(); ++i) | |
25 map->insert(std::make_pair(*selectors[i], app_id)); | |
26 } | |
27 | |
28 // Append list of app ids in |map| looked up by |selector| to |matched_apps|. | |
29 void FindAppsForSelector(const std::string& selector, | |
30 const std::multimap<std::string, std::string>& map, | |
31 std::vector<std::string>* matched_apps) { | |
32 typedef std::multimap<std::string, std::string>::const_iterator iterator; | |
33 std::pair<iterator, iterator> range = map.equal_range(selector); | |
34 for (iterator it = range.first; it != range.second; ++it) | |
35 matched_apps->push_back(it->second); | |
36 } | |
37 | |
38 void RemoveAppFromSelector(const std::string& app_id, | |
39 std::multimap<std::string, std::string>* map) { | |
40 typedef std::multimap<std::string, std::string>::iterator iterator; | |
41 for (iterator it = map->begin(); it != map->end(); ) { | |
42 iterator now = it++; | |
43 if (now->second == app_id) | |
44 map->erase(now); | |
45 } | |
46 } | |
47 | |
48 } // namespace | |
49 | |
50 namespace drive { | |
51 | |
52 DriveAppInfo::DriveAppInfo() { | |
53 } | |
54 | |
55 DriveAppInfo::DriveAppInfo( | |
56 const std::string& app_id, | |
57 const std::string& product_id, | |
58 const IconList& app_icons, | |
59 const IconList& document_icons, | |
60 const std::string& app_name, | |
61 const GURL& create_url, | |
62 bool is_removable) | |
63 : app_id(app_id), | |
64 product_id(product_id), | |
65 app_icons(app_icons), | |
66 document_icons(document_icons), | |
67 app_name(app_name), | |
68 create_url(create_url), | |
69 is_removable(is_removable) { | |
70 } | |
71 | |
72 DriveAppInfo::~DriveAppInfo() { | |
73 } | |
74 | |
75 DriveAppRegistry::DriveAppRegistry(DriveServiceInterface* drive_service) | |
76 : drive_service_(drive_service), | |
77 is_updating_(false), | |
78 weak_ptr_factory_(this) { | |
79 } | |
80 | |
81 DriveAppRegistry::~DriveAppRegistry() { | |
82 } | |
83 | |
84 void DriveAppRegistry::GetAppsForFile( | |
85 const base::FilePath::StringType& file_extension, | |
86 const std::string& mime_type, | |
87 std::vector<DriveAppInfo>* apps) const { | |
88 DCHECK(thread_checker_.CalledOnValidThread()); | |
89 | |
90 std::vector<std::string> matched_apps; | |
91 if (!file_extension.empty()) { | |
92 const std::string without_dot = | |
93 base::FilePath(file_extension.substr(1)).AsUTF8Unsafe(); | |
94 FindAppsForSelector(without_dot, extension_map_, &matched_apps); | |
95 } | |
96 if (!mime_type.empty()) | |
97 FindAppsForSelector(mime_type, mimetype_map_, &matched_apps); | |
98 | |
99 // Insert found Drive apps into |apps|, but skip duplicate results. | |
100 std::set<std::string> inserted_app_ids; | |
101 for (size_t i = 0; i < matched_apps.size(); ++i) { | |
102 if (inserted_app_ids.count(matched_apps[i]) == 0) { | |
103 inserted_app_ids.insert(matched_apps[i]); | |
104 std::map<std::string, DriveAppInfo>::const_iterator it = | |
105 all_apps_.find(matched_apps[i]); | |
106 DCHECK(it != all_apps_.end()); | |
107 apps->push_back(it->second); | |
108 } | |
109 } | |
110 } | |
111 | |
112 void DriveAppRegistry::GetAppList(std::vector<DriveAppInfo>* apps) const { | |
113 DCHECK(thread_checker_.CalledOnValidThread()); | |
114 | |
115 apps->clear(); | |
116 for (std::map<std::string, DriveAppInfo>::const_iterator | |
117 it = all_apps_.begin(); it != all_apps_.end(); ++it) { | |
118 apps->push_back(it->second); | |
119 } | |
120 } | |
121 | |
122 void DriveAppRegistry::Update() { | |
123 DCHECK(thread_checker_.CalledOnValidThread()); | |
124 | |
125 if (is_updating_) // There is already an update in progress. | |
126 return; | |
127 is_updating_ = true; | |
128 | |
129 drive_service_->GetAppList( | |
130 base::Bind(&DriveAppRegistry::UpdateAfterGetAppList, | |
131 weak_ptr_factory_.GetWeakPtr())); | |
132 } | |
133 | |
134 void DriveAppRegistry::UpdateAfterGetAppList( | |
135 google_apis::DriveApiErrorCode gdata_error, | |
136 scoped_ptr<google_apis::AppList> app_list) { | |
137 DCHECK(thread_checker_.CalledOnValidThread()); | |
138 | |
139 DCHECK(is_updating_); | |
140 is_updating_ = false; | |
141 | |
142 // Failed to fetch the data from the server. We can do nothing here. | |
143 if (gdata_error != google_apis::HTTP_SUCCESS) | |
144 return; | |
145 | |
146 DCHECK(app_list); | |
147 UpdateFromAppList(*app_list); | |
148 } | |
149 | |
150 void DriveAppRegistry::UpdateFromAppList(const google_apis::AppList& app_list) { | |
151 all_apps_.clear(); | |
152 extension_map_.clear(); | |
153 mimetype_map_.clear(); | |
154 | |
155 for (size_t i = 0; i < app_list.items().size(); ++i) { | |
156 const google_apis::AppResource& app = *app_list.items()[i]; | |
157 const std::string id = app.application_id(); | |
158 | |
159 DriveAppInfo::IconList app_icons; | |
160 DriveAppInfo::IconList document_icons; | |
161 for (size_t j = 0; j < app.icons().size(); ++j) { | |
162 const google_apis::DriveAppIcon& icon = *app.icons()[j]; | |
163 if (icon.icon_url().is_empty()) | |
164 continue; | |
165 if (icon.category() == google_apis::DriveAppIcon::APPLICATION) | |
166 app_icons.push_back(std::make_pair(icon.icon_side_length(), | |
167 icon.icon_url())); | |
168 if (icon.category() == google_apis::DriveAppIcon::DOCUMENT) | |
169 document_icons.push_back(std::make_pair(icon.icon_side_length(), | |
170 icon.icon_url())); | |
171 } | |
172 | |
173 all_apps_[id] = DriveAppInfo(app.application_id(), | |
174 app.product_id(), | |
175 app_icons, | |
176 document_icons, | |
177 app.name(), | |
178 app.create_url(), | |
179 app.is_removable()); | |
180 | |
181 // TODO(kinaba): consider taking primary/secondary distinction into account. | |
182 AddAppSelectorList(app.primary_mimetypes(), id, &mimetype_map_); | |
183 AddAppSelectorList(app.secondary_mimetypes(), id, &mimetype_map_); | |
184 AddAppSelectorList(app.primary_file_extensions(), id, &extension_map_); | |
185 AddAppSelectorList(app.secondary_file_extensions(), id, &extension_map_); | |
186 } | |
187 | |
188 FOR_EACH_OBSERVER(DriveAppRegistryObserver, | |
189 observers_, | |
190 OnDriveAppRegistryUpdated()); | |
191 } | |
192 | |
193 void DriveAppRegistry::AddObserver(DriveAppRegistryObserver* observer) { | |
194 observers_.AddObserver(observer); | |
195 } | |
196 | |
197 void DriveAppRegistry::RemoveObserver(DriveAppRegistryObserver* observer) { | |
198 observers_.RemoveObserver(observer); | |
199 } | |
200 | |
201 void DriveAppRegistry::UninstallApp(const std::string& app_id, | |
202 const UninstallCallback& callback) { | |
203 DCHECK(!callback.is_null()); | |
204 | |
205 drive_service_->UninstallApp(app_id, | |
206 base::Bind(&DriveAppRegistry::OnAppUninstalled, | |
207 weak_ptr_factory_.GetWeakPtr(), | |
208 app_id, | |
209 callback)); | |
210 } | |
211 | |
212 void DriveAppRegistry::OnAppUninstalled(const std::string& app_id, | |
213 const UninstallCallback& callback, | |
214 google_apis::DriveApiErrorCode error) { | |
215 if (error == google_apis::HTTP_NO_CONTENT) { | |
216 all_apps_.erase(app_id); | |
217 RemoveAppFromSelector(app_id, &mimetype_map_); | |
218 RemoveAppFromSelector(app_id, &extension_map_); | |
219 } | |
220 callback.Run(error); | |
221 } | |
222 | |
223 // static | |
224 bool DriveAppRegistry::IsAppUninstallSupported() { | |
225 return google_apis::IsGoogleChromeAPIKeyUsed(); | |
226 } | |
227 | |
228 namespace util { | |
229 | |
230 GURL FindPreferredIcon(const DriveAppInfo::IconList& icons, | |
231 int preferred_size) { | |
232 if (icons.empty()) | |
233 return GURL(); | |
234 | |
235 DriveAppInfo::IconList sorted_icons = icons; | |
236 std::sort(sorted_icons.rbegin(), sorted_icons.rend()); | |
237 | |
238 // Go forward while the size is larger or equal to preferred_size. | |
239 size_t i = 1; | |
240 while (i < sorted_icons.size() && sorted_icons[i].first >= preferred_size) | |
241 ++i; | |
242 return sorted_icons[i - 1].second; | |
243 } | |
244 | |
245 } // namespace util | |
246 } // namespace drive | |
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