extensions/browser/api/app_runtime/app_runtime_api.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 "extensions/browser/api/app_runtime/app_runtime_api.h"
   6
   7 #include "base/metrics/histogram.h"
   8 #include "base/time/time.h"
   9 #include "base/values.h"
  10 #include "extensions/browser/event_router.h"
  11 #include "extensions/browser/extension_prefs.h"
  12 #include "extensions/browser/extension_system.h"
  13 #include "extensions/browser/extensions_browser_client.h"
  14 #include "extensions/browser/granted_file_entry.h"
  15 #include "extensions/common/api/app_runtime.h"
  16 #include "extensions/common/constants.h"
  17 #include "extensions/common/feature_switch.h"
  18 #include "url/gurl.h"
  19
  20 using content::BrowserContext;
  21
  22 namespace extensions {
  23
  24 namespace app_runtime = core_api::app_runtime;
  25
  26 namespace {
  27
  28 void DispatchOnEmbedRequestedEventImpl(
  29     const std::string& extension_id,
  30     scoped_ptr<base::DictionaryValue> app_embedding_request_data,
  31     content::BrowserContext* context) {
  32   scoped_ptr<base::ListValue> args(new base::ListValue());
  33   args->Append(app_embedding_request_data.release());
  34   ExtensionSystem* system = ExtensionSystem::Get(context);
  35   scoped_ptr<Event> event(
  36       new Event(app_runtime::OnEmbedRequested::kEventName, args.Pass()));
  37   event->restrict_to_browser_context = context;
  38   system->event_router()->DispatchEventWithLazyListener(extension_id,
  39                                                         event.Pass());
  40
  41   ExtensionPrefs::Get(context)
  42       ->SetLastLaunchTime(extension_id, base::Time::Now());
  43 }
  44
  45 void DispatchOnLaunchedEventImpl(const std::string& extension_id,
  46                                  app_runtime::LaunchSource source,
  47                                  scoped_ptr<base::DictionaryValue> launch_data,
  48                                  BrowserContext* context) {
  49   UMA_HISTOGRAM_ENUMERATION(
  50       "Extensions.AppLaunchSource", source, NUM_APP_LAUNCH_SOURCES);
  51
  52   // "Forced app mode" is true for Chrome OS kiosk mode.
  53   launch_data->SetBoolean(
  54       "isKioskSession",
  55       ExtensionsBrowserClient::Get()->IsRunningInForcedAppMode());
  56   scoped_ptr<base::ListValue> args(new base::ListValue());
  57   args->Append(launch_data.release());
  58   scoped_ptr<Event> event(
  59       new Event(app_runtime::OnLaunched::kEventName, args.Pass()));
  60   event->restrict_to_browser_context = context;
  61   EventRouter::Get(context)
  62       ->DispatchEventWithLazyListener(extension_id, event.Pass());
  63   ExtensionPrefs::Get(context)
  64       ->SetLastLaunchTime(extension_id, base::Time::Now());
  65 }
  66
  67 app_runtime::LaunchSource getLaunchSourceEnum(
  68     extensions::AppLaunchSource source) {
  69   switch (source) {
  70     case extensions::SOURCE_APP_LAUNCHER:
  71       return app_runtime::LAUNCH_SOURCE_APP_LAUNCHER;
  72     case extensions::SOURCE_NEW_TAB_PAGE:
  73       return app_runtime::LAUNCH_SOURCE_NEW_TAB_PAGE;
  74     case extensions::SOURCE_RELOAD:
  75       return app_runtime::LAUNCH_SOURCE_RELOAD;
  76     case extensions::SOURCE_RESTART:
  77       return app_runtime::LAUNCH_SOURCE_RESTART;
  78     case extensions::SOURCE_LOAD_AND_LAUNCH:
  79       return app_runtime::LAUNCH_SOURCE_LOAD_AND_LAUNCH;
  80     case extensions::SOURCE_COMMAND_LINE:
  81       return app_runtime::LAUNCH_SOURCE_COMMAND_LINE;
  82     case extensions::SOURCE_FILE_HANDLER:
  83       return app_runtime::LAUNCH_SOURCE_FILE_HANDLER;
  84     case extensions::SOURCE_URL_HANDLER:
  85       return app_runtime::LAUNCH_SOURCE_URL_HANDLER;
  86     case extensions::SOURCE_SYSTEM_TRAY:
  87       return app_runtime::LAUNCH_SOURCE_SYSTEM_TRAY;
  88     case extensions::SOURCE_ABOUT_PAGE:
  89       return app_runtime::LAUNCH_SOURCE_ABOUT_PAGE;
  90     case extensions::SOURCE_KEYBOARD:
  91       return app_runtime::LAUNCH_SOURCE_KEYBOARD;
  92     case extensions::SOURCE_EXTENSIONS_PAGE:
  93       return app_runtime::LAUNCH_SOURCE_EXTENSIONS_PAGE;
  94     case extensions::SOURCE_MANAGEMENT_API:
  95       return app_runtime::LAUNCH_SOURCE_MANAGEMENT_API;
  96     case extensions::SOURCE_EPHEMERAL_APP:
  97       return app_runtime::LAUNCH_SOURCE_EPHEMERAL_APP;
  98     case extensions::SOURCE_BACKGROUND:
  99       return app_runtime::LAUNCH_SOURCE_BACKGROUND;
 100     case extensions::SOURCE_KIOSK:
 101       return app_runtime::LAUNCH_SOURCE_KIOSK;
 102     case extensions::SOURCE_CHROME_INTERNAL:
 103       return app_runtime::LAUNCH_SOURCE_CHROME_INTERNAL;
 104
 105     default:
 106       return app_runtime::LAUNCH_SOURCE_NONE;
 107   }
 108 }
 109
 110 }  // namespace
 111
 112 // static
 113 void AppRuntimeEventRouter::DispatchOnEmbedRequestedEvent(
 114     content::BrowserContext* context,
 115     scoped_ptr<base::DictionaryValue> embed_app_data,
 116     const Extension* extension) {
 117   DispatchOnEmbedRequestedEventImpl(
 118       extension->id(), embed_app_data.Pass(), context);
 119 }
 120
 121 // static
 122 void AppRuntimeEventRouter::DispatchOnLaunchedEvent(
 123     BrowserContext* context,
 124     const Extension* extension,
 125     extensions::AppLaunchSource source) {
 126   app_runtime::LaunchData launch_data;
 127
 128   app_runtime::LaunchSource source_enum = getLaunchSourceEnum(source);
 129   if (extensions::FeatureSwitch::trace_app_source()->IsEnabled()) {
 130     launch_data.source = source_enum;
 131   }
 132   DispatchOnLaunchedEventImpl(
 133       extension->id(), source_enum, launch_data.ToValue().Pass(), context);
 134 }
 135
 136 // static
 137 void AppRuntimeEventRouter::DispatchOnRestartedEvent(
 138     BrowserContext* context,
 139     const Extension* extension) {
 140   scoped_ptr<base::ListValue> arguments(new base::ListValue());
 141   scoped_ptr<Event> event(
 142       new Event(app_runtime::OnRestarted::kEventName, arguments.Pass()));
 143   event->restrict_to_browser_context = context;
 144   EventRouter::Get(context)
 145       ->DispatchEventToExtension(extension->id(), event.Pass());
 146 }
 147
 148 // static
 149 void AppRuntimeEventRouter::DispatchOnLaunchedEventWithFileEntries(
 150     BrowserContext* context,
 151     const Extension* extension,
 152     const std::string& handler_id,
 153     const std::vector<std::string>& mime_types,
 154     const std::vector<GrantedFileEntry>& file_entries) {
 155   // TODO(sergeygs): Use the same way of creating an event (using the generated
 156   // boilerplate) as below in DispatchOnLaunchedEventWithUrl.
 157   scoped_ptr<base::DictionaryValue> launch_data(new base::DictionaryValue);
 158   launch_data->SetString("id", handler_id);
 159
 160   app_runtime::LaunchSource source_enum =
 161       app_runtime::LAUNCH_SOURCE_FILE_HANDLER;
 162   if (extensions::FeatureSwitch::trace_app_source()->IsEnabled()) {
 163     launch_data->SetString("source", app_runtime::ToString(source_enum));
 164   }
 165
 166   scoped_ptr<base::ListValue> items(new base::ListValue);
 167   DCHECK(file_entries.size() == mime_types.size());
 168   for (size_t i = 0; i < file_entries.size(); ++i) {
 169     scoped_ptr<base::DictionaryValue> launch_item(new base::DictionaryValue);
 170
 171     launch_item->SetString("fileSystemId", file_entries[i].filesystem_id);
 172     launch_item->SetString("baseName", file_entries[i].registered_name);
 173     launch_item->SetString("mimeType", mime_types[i]);
 174     launch_item->SetString("entryId", file_entries[i].id);
 175     items->Append(launch_item.release());
 176   }
 177   launch_data->Set("items", items.release());
 178   DispatchOnLaunchedEventImpl(
 179       extension->id(), source_enum, launch_data.Pass(), context);
 180 }
 181
 182 // static
 183 void AppRuntimeEventRouter::DispatchOnLaunchedEventWithUrl(
 184     BrowserContext* context,
 185     const Extension* extension,
 186     const std::string& handler_id,
 187     const GURL& url,
 188     const GURL& referrer_url) {
 189   app_runtime::LaunchData launch_data;
 190   app_runtime::LaunchSource source_enum =
 191       app_runtime::LAUNCH_SOURCE_URL_HANDLER;
 192   launch_data.id.reset(new std::string(handler_id));
 193   launch_data.url.reset(new std::string(url.spec()));
 194   launch_data.referrer_url.reset(new std::string(referrer_url.spec()));
 195   if (extensions::FeatureSwitch::trace_app_source()->IsEnabled()) {
 196     launch_data.source = source_enum;
 197   }
 198   DispatchOnLaunchedEventImpl(
 199       extension->id(), source_enum, launch_data.ToValue().Pass(), context);
 200 }
 201
 202 }  // namespace extensions