src/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
  87     case extensions::SOURCE_SYSTEM_TRAY:
  88       return app_runtime::LAUNCH_SOURCE_SYSTEM_TRAY;
  89     case extensions::SOURCE_ABOUT_PAGE:
  90       return app_runtime::LAUNCH_SOURCE_ABOUT_PAGE;
  91     case extensions::SOURCE_KEYBOARD:
  92       return app_runtime::LAUNCH_SOURCE_KEYBOARD;
  93
  94     default:
  95       return app_runtime::LAUNCH_SOURCE_NONE;
  96   }
  97 }
  98
  99 }  // namespace
 100
 101 // static
 102 void AppRuntimeEventRouter::DispatchOnEmbedRequestedEvent(
 103     content::BrowserContext* context,
 104     scoped_ptr<base::DictionaryValue> embed_app_data,
 105     const Extension* extension) {
 106   DispatchOnEmbedRequestedEventImpl(
 107       extension->id(), embed_app_data.Pass(), context);
 108 }
 109
 110 // static
 111 void AppRuntimeEventRouter::DispatchOnLaunchedEvent(
 112     BrowserContext* context,
 113     const Extension* extension,
 114     extensions::AppLaunchSource source) {
 115   app_runtime::LaunchData launch_data;
 116
 117   app_runtime::LaunchSource source_enum = getLaunchSourceEnum(source);
 118   if (extensions::FeatureSwitch::trace_app_source()->IsEnabled()) {
 119     launch_data.source = source_enum;
 120   }
 121   DispatchOnLaunchedEventImpl(
 122       extension->id(), source_enum, launch_data.ToValue().Pass(), context);
 123 }
 124
 125 // static
 126 void AppRuntimeEventRouter::DispatchOnRestartedEvent(
 127     BrowserContext* context,
 128     const Extension* extension) {
 129   scoped_ptr<base::ListValue> arguments(new base::ListValue());
 130   scoped_ptr<Event> event(
 131       new Event(app_runtime::OnRestarted::kEventName, arguments.Pass()));
 132   event->restrict_to_browser_context = context;
 133   EventRouter::Get(context)
 134       ->DispatchEventToExtension(extension->id(), event.Pass());
 135 }
 136
 137 // static
 138 void AppRuntimeEventRouter::DispatchOnLaunchedEventWithFileEntries(
 139     BrowserContext* context,
 140     const Extension* extension,
 141     const std::string& handler_id,
 142     const std::vector<std::string>& mime_types,
 143     const std::vector<GrantedFileEntry>& file_entries) {
 144   // TODO(sergeygs): Use the same way of creating an event (using the generated
 145   // boilerplate) as below in DispatchOnLaunchedEventWithUrl.
 146   scoped_ptr<base::DictionaryValue> launch_data(new base::DictionaryValue);
 147   launch_data->SetString("id", handler_id);
 148
 149   app_runtime::LaunchSource source_enum =
 150       app_runtime::LAUNCH_SOURCE_FILE_HANDLER;
 151   if (extensions::FeatureSwitch::trace_app_source()->IsEnabled()) {
 152     launch_data->SetString("source", app_runtime::ToString(source_enum));
 153   }
 154
 155   scoped_ptr<base::ListValue> items(new base::ListValue);
 156   DCHECK(file_entries.size() == mime_types.size());
 157   for (size_t i = 0; i < file_entries.size(); ++i) {
 158     scoped_ptr<base::DictionaryValue> launch_item(new base::DictionaryValue);
 159
 160     launch_item->SetString("fileSystemId", file_entries[i].filesystem_id);
 161     launch_item->SetString("baseName", file_entries[i].registered_name);
 162     launch_item->SetString("mimeType", mime_types[i]);
 163     launch_item->SetString("entryId", file_entries[i].id);
 164     items->Append(launch_item.release());
 165   }
 166   launch_data->Set("items", items.release());
 167   DispatchOnLaunchedEventImpl(
 168       extension->id(), source_enum, launch_data.Pass(), context);
 169 }
 170
 171 // static
 172 void AppRuntimeEventRouter::DispatchOnLaunchedEventWithUrl(
 173     BrowserContext* context,
 174     const Extension* extension,
 175     const std::string& handler_id,
 176     const GURL& url,
 177     const GURL& referrer_url) {
 178   app_runtime::LaunchData launch_data;
 179   app_runtime::LaunchSource source_enum =
 180       app_runtime::LAUNCH_SOURCE_URL_HANDLER;
 181   launch_data.id.reset(new std::string(handler_id));
 182   launch_data.url.reset(new std::string(url.spec()));
 183   launch_data.referrer_url.reset(new std::string(referrer_url.spec()));
 184   if (extensions::FeatureSwitch::trace_app_source()->IsEnabled()) {
 185     launch_data.source = source_enum;
 186   }
 187   DispatchOnLaunchedEventImpl(
 188       extension->id(), source_enum, launch_data.ToValue().Pass(), context);
 189 }
 190
 191 }  // namespace extensions