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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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