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/apps/drive/drive_app_provider.h"
6
7 #include <vector>
8
9 #include "base/bind.h"
10 #include "base/bind_helpers.h"
11 #include "base/logging.h"
12 #include "base/message_loop/message_loop.h"
13 #include "base/stl_util.h"
14 #include "chrome/browser/apps/drive/drive_app_converter.h"
15 #include "chrome/browser/apps/drive/drive_app_mapping.h"
16 #include "chrome/browser/apps/drive/drive_service_bridge.h"
17 #include "chrome/browser/drive/drive_app_registry.h"
18 #include "chrome/browser/extensions/extension_service.h"
19 #include "chrome/browser/profiles/profile.h"
20 #include "chrome/common/extensions/manifest_handlers/app_launch_info.h"
21 #include "extensions/browser/extension_registry.h"
22 #include "extensions/browser/extension_registry_factory.h"
23 #include "extensions/browser/extension_system.h"
24 #include "extensions/common/extension.h"
25
26 using extensions::Extension;
27 using extensions::ExtensionRegistry;
28
29 namespace {
30
IgnoreUninstallResult(google_apis::GDataErrorCode)31 void IgnoreUninstallResult(google_apis::GDataErrorCode) {
32 }
33
34 } // namespace
35
DriveAppProvider(Profile * profile)36 DriveAppProvider::DriveAppProvider(Profile* profile)
37 : profile_(profile),
38 service_bridge_(DriveServiceBridge::Create(profile).Pass()),
39 mapping_(new DriveAppMapping(profile->GetPrefs())),
40 weak_ptr_factory_(this) {
41 service_bridge_->GetAppRegistry()->AddObserver(this);
42 ExtensionRegistry::Get(profile_)->AddObserver(this);
43 }
44
~DriveAppProvider()45 DriveAppProvider::~DriveAppProvider() {
46 ExtensionRegistry::Get(profile_)->RemoveObserver(this);
47 service_bridge_->GetAppRegistry()->RemoveObserver(this);
48 }
49
50 // static
AppendDependsOnFactories(std::set<BrowserContextKeyedServiceFactory * > * factories)51 void DriveAppProvider::AppendDependsOnFactories(
52 std::set<BrowserContextKeyedServiceFactory*>* factories) {
53 factories->insert(extensions::ExtensionRegistryFactory::GetInstance());
54 DriveServiceBridge::AppendDependsOnFactories(factories);
55 }
56
SetDriveServiceBridgeForTest(scoped_ptr<DriveServiceBridge> test_bridge)57 void DriveAppProvider::SetDriveServiceBridgeForTest(
58 scoped_ptr<DriveServiceBridge> test_bridge) {
59 service_bridge_->GetAppRegistry()->RemoveObserver(this);
60 service_bridge_ = test_bridge.Pass();
61 service_bridge_->GetAppRegistry()->AddObserver(this);
62 }
63
UpdateMappingAndExtensionSystem(const std::string & drive_app_id,const Extension * new_app,bool is_new_app_generated)64 void DriveAppProvider::UpdateMappingAndExtensionSystem(
65 const std::string& drive_app_id,
66 const Extension* new_app,
67 bool is_new_app_generated) {
68 const std::string& new_chrome_app_id = new_app->id();
69
70 const std::string existing_chrome_app_id =
71 mapping_->GetChromeApp(drive_app_id);
72 if (existing_chrome_app_id == new_chrome_app_id)
73 return;
74
75 const bool is_existing_app_generated =
76 mapping_->IsChromeAppGenerated(existing_chrome_app_id);
77 mapping_->Add(drive_app_id, new_chrome_app_id, is_new_app_generated);
78
79 const Extension* existing_app =
80 ExtensionRegistry::Get(profile_)->GetExtensionById(
81 existing_chrome_app_id, ExtensionRegistry::EVERYTHING);
82 if (existing_app && is_existing_app_generated) {
83 extensions::ExtensionSystem::Get(profile_)
84 ->extension_service()
85 ->UninstallExtension(existing_chrome_app_id, false, NULL);
86 }
87 }
88
ProcessDeferredOnExtensionInstalled(const std::string drive_app_id,const std::string chrome_app_id)89 void DriveAppProvider::ProcessDeferredOnExtensionInstalled(
90 const std::string drive_app_id,
91 const std::string chrome_app_id) {
92 const Extension* app = ExtensionRegistry::Get(profile_)->GetExtensionById(
93 chrome_app_id, ExtensionRegistry::EVERYTHING);
94 if (!app)
95 return;
96
97 UpdateMappingAndExtensionSystem(drive_app_id, app, false);
98 }
99
SchedulePendingConverters()100 void DriveAppProvider::SchedulePendingConverters() {
101 if (pending_converters_.empty())
102 return;
103
104 if (!pending_converters_.front()->IsStarted())
105 pending_converters_.front()->Start();
106 }
107
OnLocalAppConverted(const DriveAppConverter * converter,bool success)108 void DriveAppProvider::OnLocalAppConverted(const DriveAppConverter* converter,
109 bool success) {
110 DCHECK_EQ(pending_converters_.front(), converter);
111
112 if (success) {
113 const bool was_generated =
114 mapping_->GetDriveApp(converter->extension()->id()) ==
115 converter->drive_app_info().app_id &&
116 mapping_->IsChromeAppGenerated(converter->extension()->id());
117 UpdateMappingAndExtensionSystem(
118 converter->drive_app_info().app_id,
119 converter->extension(),
120 converter->is_new_install() || was_generated);
121 } else {
122 LOG(WARNING) << "Failed to convert drive app to web app, "
123 << "drive app id= " << converter->drive_app_info().app_id
124 << ", name=" << converter->drive_app_info().app_name;
125 }
126
127 pending_converters_.erase(pending_converters_.begin());
128 SchedulePendingConverters();
129 }
130
IsMappedUrlAppUpToDate(const drive::DriveAppInfo & drive_app) const131 bool DriveAppProvider::IsMappedUrlAppUpToDate(
132 const drive::DriveAppInfo& drive_app) const {
133 const std::string& url_app_id = mapping_->GetChromeApp(drive_app.app_id);
134 if (url_app_id.empty())
135 return false;
136
137 const Extension* url_app = ExtensionRegistry::Get(profile_)->GetExtensionById(
138 url_app_id, ExtensionRegistry::EVERYTHING);
139 if (!url_app)
140 return false;
141 DCHECK(url_app->is_hosted_app() && url_app->from_bookmark());
142
143 return drive_app.app_name == url_app->name() &&
144 drive_app.create_url ==
145 extensions::AppLaunchInfo::GetLaunchWebURL(url_app);
146 }
147
AddOrUpdateDriveApp(const drive::DriveAppInfo & drive_app)148 void DriveAppProvider::AddOrUpdateDriveApp(
149 const drive::DriveAppInfo& drive_app) {
150 const Extension* chrome_app =
151 ExtensionRegistry::Get(profile_)->GetExtensionById(
152 drive_app.product_id, ExtensionRegistry::EVERYTHING);
153 if (chrome_app) {
154 UpdateMappingAndExtensionSystem(drive_app.app_id, chrome_app, false);
155 return;
156 }
157
158 if (IsMappedUrlAppUpToDate(drive_app))
159 return;
160
161 ScopedVector<DriveAppConverter>::iterator it = pending_converters_.begin();
162 while (it != pending_converters_.end()) {
163 if (!(*it)->IsStarted() &&
164 (*it)->drive_app_info().app_id == drive_app.app_id) {
165 it = pending_converters_.erase(it);
166 } else {
167 ++it;
168 }
169 }
170
171 pending_converters_.push_back(
172 new DriveAppConverter(profile_,
173 drive_app,
174 base::Bind(&DriveAppProvider::OnLocalAppConverted,
175 base::Unretained(this))));
176 }
177
ProcessRemovedDriveApp(const std::string & drive_app_id)178 void DriveAppProvider::ProcessRemovedDriveApp(const std::string& drive_app_id) {
179 const std::string chrome_app_id = mapping_->GetChromeApp(drive_app_id);
180 const bool is_generated = mapping_->IsChromeAppGenerated(chrome_app_id);
181 mapping_->Remove(drive_app_id);
182
183 if (chrome_app_id.empty() || !is_generated)
184 return;
185
186 const Extension* existing_app =
187 ExtensionRegistry::Get(profile_)
188 ->GetExtensionById(chrome_app_id, ExtensionRegistry::EVERYTHING);
189 if (!existing_app)
190 return;
191
192 extensions::ExtensionSystem::Get(profile_)
193 ->extension_service()
194 ->UninstallExtension(chrome_app_id, false, NULL);
195 }
196
OnDriveAppRegistryUpdated()197 void DriveAppProvider::OnDriveAppRegistryUpdated() {
198 service_bridge_->GetAppRegistry()->GetAppList(&drive_apps_);
199
200 IdSet current_ids;
201 for (size_t i = 0; i < drive_apps_.size(); ++i)
202 current_ids.insert(drive_apps_[i].app_id);
203
204 const IdSet existing_ids = mapping_->GetDriveAppIds();
205 const IdSet ids_to_remove =
206 base::STLSetDifference<IdSet>(existing_ids, current_ids);
207 for (IdSet::const_iterator it = ids_to_remove.begin();
208 it != ids_to_remove.end();
209 ++it) {
210 ProcessRemovedDriveApp(*it);
211 }
212
213 for (size_t i = 0; i < drive_apps_.size(); ++i) {
214 AddOrUpdateDriveApp(drive_apps_[i]);
215 }
216 SchedulePendingConverters();
217 }
218
OnExtensionInstalled(content::BrowserContext * browser_context,const Extension * extension)219 void DriveAppProvider::OnExtensionInstalled(
220 content::BrowserContext* browser_context,
221 const Extension* extension) {
222 // Bail if the |extension| is installed from a converter. The post install
223 // processing will be handled in OnLocalAppConverted.
224 if (!pending_converters_.empty() &&
225 pending_converters_.front()->IsInstalling(extension->id())) {
226 return;
227 }
228
229 // Only user installed app reaches here. If it is mapped, make sure it is not
230 // tagged as generated.
231 const std::string drive_app_id = mapping_->GetDriveApp(extension->id());
232 if (!drive_app_id.empty() &&
233 mapping_->IsChromeAppGenerated(extension->id())) {
234 mapping_->Add(drive_app_id, extension->id(), false);
235 return;
236 }
237
238 for (size_t i = 0; i < drive_apps_.size(); ++i) {
239 if (drive_apps_[i].product_id == extension->id()) {
240 // Defer the processing because it touches the extensions system and
241 // it is better to let the current task finish to avoid unexpected
242 // incomplete status.
243 base::MessageLoop::current()->PostTask(
244 FROM_HERE,
245 base::Bind(&DriveAppProvider::ProcessDeferredOnExtensionInstalled,
246 weak_ptr_factory_.GetWeakPtr(),
247 drive_apps_[i].app_id,
248 extension->id()));
249 return;
250 }
251 }
252 }
253
OnExtensionUninstalled(content::BrowserContext * browser_context,const Extension * extension)254 void DriveAppProvider::OnExtensionUninstalled(
255 content::BrowserContext* browser_context,
256 const Extension* extension) {
257 std::string drive_app_id = mapping_->GetDriveApp(extension->id());
258 if (drive_app_id.empty())
259 return;
260
261 service_bridge_->GetAppRegistry()->UninstallApp(
262 drive_app_id, base::Bind(&IgnoreUninstallResult));
263 }
264