chrome/browser/apps/drive/drive_app_provider.cc

   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/location.h"
  12 #include "base/logging.h"
  13 #include "base/single_thread_task_runner.h"
  14 #include "base/stl_util.h"
  15 #include "base/thread_task_runner_handle.h"
  16 #include "chrome/browser/apps/drive/drive_app_converter.h"
  17 #include "chrome/browser/apps/drive/drive_app_mapping.h"
  18 #include "chrome/browser/apps/drive/drive_app_uninstall_sync_service.h"
  19 #include "chrome/browser/apps/drive/drive_service_bridge.h"
  20 #include "chrome/browser/extensions/extension_service.h"
  21 #include "chrome/browser/profiles/profile.h"
  22 #include "chrome/common/extensions/manifest_handlers/app_launch_info.h"
  23 #include "components/drive/drive_app_registry.h"
  24 #include "extensions/browser/extension_registry.h"
  25 #include "extensions/browser/extension_registry_factory.h"
  26 #include "extensions/browser/extension_system.h"
  27 #include "extensions/browser/uninstall_reason.h"
  28 #include "extensions/common/extension.h"
  29
  30 using extensions::Extension;
  31 using extensions::ExtensionRegistry;
  32
  33 namespace {
  34
  35 void IgnoreUninstallResult(google_apis::DriveApiErrorCode) {
  36 }
  37
  38 }  // namespace
  39
  40 DriveAppProvider::DriveAppProvider(
  41     Profile* profile,
  42     DriveAppUninstallSyncService* uninstall_sync_service)
  43     : profile_(profile),
  44       uninstall_sync_service_(uninstall_sync_service),
  45       service_bridge_(DriveServiceBridge::Create(profile).Pass()),
  46       mapping_(new DriveAppMapping(profile->GetPrefs())),
  47       drive_app_registry_updated_(false),
  48       weak_ptr_factory_(this) {
  49   service_bridge_->GetAppRegistry()->AddObserver(this);
  50   ExtensionRegistry::Get(profile_)->AddObserver(this);
  51 }
  52
  53 DriveAppProvider::~DriveAppProvider() {
  54   ExtensionRegistry::Get(profile_)->RemoveObserver(this);
  55   service_bridge_->GetAppRegistry()->RemoveObserver(this);
  56 }
  57
  58 // static
  59 void DriveAppProvider::AppendDependsOnFactories(
  60     std::set<BrowserContextKeyedServiceFactory*>* factories) {
  61   factories->insert(extensions::ExtensionRegistryFactory::GetInstance());
  62   DriveServiceBridge::AppendDependsOnFactories(factories);
  63 }
  64
  65 void DriveAppProvider::SetDriveServiceBridgeForTest(
  66     scoped_ptr<DriveServiceBridge> test_bridge) {
  67   service_bridge_->GetAppRegistry()->RemoveObserver(this);
  68   service_bridge_ = test_bridge.Pass();
  69   service_bridge_->GetAppRegistry()->AddObserver(this);
  70 }
  71
  72 void DriveAppProvider::AddUninstalledDriveAppFromSync(
  73     const std::string& drive_app_id) {
  74   mapping_->AddUninstalledDriveApp(drive_app_id);
  75
  76   // Decouple the operation because this function could be called during
  77   // sync processing and UpdateDriveApps could trigger another sync change.
  78   // See http://crbug.com/429205
  79   base::ThreadTaskRunnerHandle::Get()->PostTask(
  80       FROM_HERE, base::Bind(&DriveAppProvider::UpdateDriveApps,
  81                             weak_ptr_factory_.GetWeakPtr()));
  82 }
  83
  84 void DriveAppProvider::RemoveUninstalledDriveAppFromSync(
  85     const std::string& drive_app_id) {
  86   mapping_->RemoveUninstalledDriveApp(drive_app_id);
  87
  88   // Decouple the operation because this function could be called during
  89   // sync processing and UpdateDriveApps could trigger another sync change.
  90   // See http://crbug.com/429205
  91   base::ThreadTaskRunnerHandle::Get()->PostTask(
  92       FROM_HERE, base::Bind(&DriveAppProvider::UpdateDriveApps,
  93                             weak_ptr_factory_.GetWeakPtr()));
  94 }
  95
  96 void DriveAppProvider::UpdateMappingAndExtensionSystem(
  97     const std::string& drive_app_id,
  98     const Extension* new_app,
  99     bool is_new_app_generated) {
 100   const std::string& new_chrome_app_id = new_app->id();
 101
 102   const std::string existing_chrome_app_id =
 103       mapping_->GetChromeApp(drive_app_id);
 104   if (existing_chrome_app_id == new_chrome_app_id)
 105     return;
 106
 107   const bool is_existing_app_generated =
 108       mapping_->IsChromeAppGenerated(existing_chrome_app_id);
 109   mapping_->Add(drive_app_id, new_chrome_app_id, is_new_app_generated);
 110
 111   const Extension* existing_app =
 112       ExtensionRegistry::Get(profile_)->GetExtensionById(
 113           existing_chrome_app_id, ExtensionRegistry::EVERYTHING);
 114   if (existing_app && is_existing_app_generated) {
 115     extensions::ExtensionSystem::Get(profile_)
 116         ->extension_service()
 117         ->UninstallExtension(existing_chrome_app_id,
 118                              extensions::UNINSTALL_REASON_SYNC,
 119                              base::Bind(&base::DoNothing),
 120                              NULL);
 121   }
 122 }
 123
 124 void DriveAppProvider::ProcessDeferredOnExtensionInstalled(
 125     const std::string drive_app_id,
 126     const std::string chrome_app_id) {
 127   const Extension* app = ExtensionRegistry::Get(profile_)->GetExtensionById(
 128       chrome_app_id, ExtensionRegistry::EVERYTHING);
 129   if (!app)
 130     return;
 131
 132   // Remove uninstall tracking for user installed app.
 133   mapping_->RemoveUninstalledDriveApp(drive_app_id);
 134   uninstall_sync_service_->UntrackUninstalledDriveApp(drive_app_id);
 135
 136   UpdateMappingAndExtensionSystem(drive_app_id, app, false);
 137 }
 138
 139 void DriveAppProvider::SchedulePendingConverters() {
 140   if (pending_converters_.empty())
 141     return;
 142
 143   if (!pending_converters_.front()->IsStarted())
 144     pending_converters_.front()->Start();
 145 }
 146
 147 void DriveAppProvider::OnLocalAppConverted(const DriveAppConverter* converter,
 148                                            bool success) {
 149   DCHECK_EQ(pending_converters_.front(), converter);
 150
 151   if (success) {
 152     const bool was_generated =
 153         mapping_->GetDriveApp(converter->extension()->id()) ==
 154             converter->drive_app_info().app_id &&
 155         mapping_->IsChromeAppGenerated(converter->extension()->id());
 156     UpdateMappingAndExtensionSystem(
 157         converter->drive_app_info().app_id,
 158         converter->extension(),
 159         converter->is_new_install() || was_generated);
 160   } else {
 161     LOG(WARNING) << "Failed to convert drive app to web app, "
 162                  << "drive app id= " << converter->drive_app_info().app_id
 163                  << ", name=" << converter->drive_app_info().app_name;
 164   }
 165
 166   pending_converters_.erase(pending_converters_.begin());
 167   SchedulePendingConverters();
 168 }
 169
 170 bool DriveAppProvider::IsMappedUrlAppUpToDate(
 171     const drive::DriveAppInfo& drive_app) const {
 172   const std::string& url_app_id = mapping_->GetChromeApp(drive_app.app_id);
 173   if (url_app_id.empty())
 174     return false;
 175
 176   const Extension* url_app = ExtensionRegistry::Get(profile_)->GetExtensionById(
 177       url_app_id, ExtensionRegistry::EVERYTHING);
 178   if (!url_app)
 179     return false;
 180   DCHECK(url_app->is_hosted_app() && url_app->from_bookmark());
 181
 182   return drive_app.app_name == url_app->name() &&
 183          drive_app.create_url ==
 184              extensions::AppLaunchInfo::GetLaunchWebURL(url_app);
 185 }
 186
 187 void DriveAppProvider::AddOrUpdateDriveApp(
 188     const drive::DriveAppInfo& drive_app) {
 189   const Extension* chrome_app =
 190       ExtensionRegistry::Get(profile_)->GetExtensionById(
 191           drive_app.product_id, ExtensionRegistry::EVERYTHING);
 192   if (chrome_app) {
 193     UpdateMappingAndExtensionSystem(drive_app.app_id, chrome_app, false);
 194     return;
 195   }
 196
 197   if (IsMappedUrlAppUpToDate(drive_app))
 198     return;
 199
 200   ScopedVector<DriveAppConverter>::iterator it = pending_converters_.begin();
 201   while (it != pending_converters_.end()) {
 202     if (!(*it)->IsStarted() &&
 203         (*it)->drive_app_info().app_id == drive_app.app_id) {
 204       it = pending_converters_.erase(it);
 205     } else {
 206       ++it;
 207     }
 208   }
 209
 210   pending_converters_.push_back(
 211       new DriveAppConverter(profile_,
 212                             drive_app,
 213                             base::Bind(&DriveAppProvider::OnLocalAppConverted,
 214                                        base::Unretained(this))));
 215 }
 216
 217 void DriveAppProvider::ProcessRemovedDriveApp(const std::string& drive_app_id) {
 218   const std::string chrome_app_id = mapping_->GetChromeApp(drive_app_id);
 219   const bool is_generated = mapping_->IsChromeAppGenerated(chrome_app_id);
 220   mapping_->Remove(drive_app_id);
 221
 222   if (chrome_app_id.empty() || !is_generated)
 223     return;
 224
 225   const Extension* existing_app =
 226       ExtensionRegistry::Get(profile_)
 227           ->GetExtensionById(chrome_app_id, ExtensionRegistry::EVERYTHING);
 228   if (!existing_app)
 229     return;
 230
 231   extensions::ExtensionSystem::Get(profile_)
 232       ->extension_service()
 233       ->UninstallExtension(chrome_app_id,
 234                            extensions::UNINSTALL_REASON_SYNC,
 235                            base::Bind(&base::DoNothing),
 236                            NULL);
 237 }
 238
 239 void DriveAppProvider::UpdateDriveApps() {
 240   if (!drive_app_registry_updated_)
 241     return;
 242
 243   service_bridge_->GetAppRegistry()->GetAppList(&drive_apps_);
 244
 245   IdSet current_ids;
 246   for (size_t i = 0; i < drive_apps_.size(); ++i) {
 247     const std::string& drive_app_id = drive_apps_[i].app_id;
 248     if (!mapping_->IsUninstalledDriveApp(drive_app_id) &&
 249         drive_apps_[i].create_url.is_valid()) {
 250       current_ids.insert(drive_app_id);
 251     }
 252   }
 253
 254   const IdSet existing_ids = mapping_->GetDriveAppIds();
 255   const IdSet ids_to_remove =
 256       base::STLSetDifference<IdSet>(existing_ids, current_ids);
 257   for (IdSet::const_iterator it = ids_to_remove.begin();
 258        it != ids_to_remove.end();
 259        ++it) {
 260     ProcessRemovedDriveApp(*it);
 261   }
 262
 263   for (size_t i = 0; i < drive_apps_.size(); ++i) {
 264     if (!mapping_->IsUninstalledDriveApp(drive_apps_[i].app_id) &&
 265         drive_apps_[i].create_url.is_valid()) {
 266       AddOrUpdateDriveApp(drive_apps_[i]);
 267     }
 268   }
 269   SchedulePendingConverters();
 270 }
 271
 272 void DriveAppProvider::OnDriveAppRegistryUpdated() {
 273   drive_app_registry_updated_ = true;
 274   UpdateDriveApps();
 275 }
 276
 277 void DriveAppProvider::OnExtensionInstalled(
 278     content::BrowserContext* browser_context,
 279     const Extension* extension,
 280     bool is_update) {
 281   // Bail if the |extension| is installed from a converter. The post install
 282   // processing will be handled in OnLocalAppConverted.
 283   if (!pending_converters_.empty() &&
 284       pending_converters_.front()->IsInstalling(extension->id())) {
 285     return;
 286   }
 287
 288   // Only user installed app reaches here. If it is mapped, make sure it is not
 289   // tagged as generated.
 290   const std::string drive_app_id = mapping_->GetDriveApp(extension->id());
 291   if (!drive_app_id.empty() &&
 292       mapping_->IsChromeAppGenerated(extension->id())) {
 293     mapping_->Add(drive_app_id, extension->id(), false);
 294     return;
 295   }
 296
 297   for (size_t i = 0; i < drive_apps_.size(); ++i) {
 298     if (drive_apps_[i].product_id == extension->id()) {
 299       // Defer the processing because it touches the extensions system and
 300       // it is better to let the current task finish to avoid unexpected
 301       // incomplete status.
 302       base::ThreadTaskRunnerHandle::Get()->PostTask(
 303           FROM_HERE,
 304           base::Bind(&DriveAppProvider::ProcessDeferredOnExtensionInstalled,
 305                      weak_ptr_factory_.GetWeakPtr(), drive_apps_[i].app_id,
 306                      extension->id()));
 307       return;
 308     }
 309   }
 310 }
 311
 312 void DriveAppProvider::OnExtensionUninstalled(
 313     content::BrowserContext* browser_context,
 314     const Extension* extension,
 315     extensions::UninstallReason reason) {
 316   std::string drive_app_id = mapping_->GetDriveApp(extension->id());
 317   if (drive_app_id.empty())
 318     return;
 319
 320   for (size_t i = 0; i < drive_apps_.size(); ++i) {
 321     if (drive_apps_[i].app_id != drive_app_id)
 322       continue;
 323
 324     if (drive_apps_[i].is_removable) {
 325       service_bridge_->GetAppRegistry()->UninstallApp(
 326           drive_app_id, base::Bind(&IgnoreUninstallResult));
 327     } else {
 328       mapping_->AddUninstalledDriveApp(drive_app_id);
 329       uninstall_sync_service_->TrackUninstalledDriveApp(drive_app_id);
 330     }
 331
 332     return;
 333   }
 334 }