Download and cache kiosk app extension when it is added via kiosk mamangement ui.

chrome/browser/chromeos/app_mode/kiosk_app_data.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chromeos/app_mode/kiosk_app_data.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/file_util.h"
@@ skipping 241 matching lines @@
 };
 
 ////////////////////////////////////////////////////////////////////////////////
 // KioskAppData
 
 KioskAppData::KioskAppData(KioskAppDataDelegate* delegate,
                            const std::string& app_id,
                            const std::string& user_id)
     : delegate_(delegate),
       status_(STATUS_INIT),
+      crx_cache_status_(STATUS_INIT),
       app_id_(app_id),
       user_id_(user_id) {
 }
 
 KioskAppData::~KioskAppData() {}
 
 void KioskAppData::Load() {
   SetStatus(STATUS_LOADING);
 
   if (LoadFromCache())
@@ skipping 37 matching lines @@
       app, kIconSize, ExtensionIconSet::MATCH_BIGGER);
   extensions::ImageLoader::Get(profile)->LoadImageAsync(
       app, image, gfx::Size(kIconSize, kIconSize),
       base::Bind(&KioskAppData::OnExtensionIconLoaded, AsWeakPtr()));
 }
 
 bool KioskAppData::IsLoading() const {
   return status_ == STATUS_LOADING;
 }
 
+bool KioskAppData::IsCrxCacheLoading() const {
+  return crx_cache_status_ == STATUS_LOADING;
+}
+
 void KioskAppData::SetStatus(Status status) {
   if (status_ == status)
     return;
 
   status_ = status;
 
   if (!delegate_)
     return;
 
   switch (status_) {
     case STATUS_INIT:
       break;
     case STATUS_LOADING:
     case STATUS_LOADED:
       delegate_->OnKioskAppDataChanged(app_id_);
       break;
     case STATUS_ERROR:
       delegate_->OnKioskAppDataLoadFailure(app_id_);
       break;
   };
 }
 
+void KioskAppData::SetCrxCacheStatus(Status crx_cache_status) {
+  if (crx_cache_status_ == crx_cache_status)
+    return;
+
+  Status old_cache_status = crx_cache_status_;
+  crx_cache_status_ = crx_cache_status;
+
+  if (!delegate_)
+    return;
+
+  switch (crx_cache_status_) {
+    case STATUS_INIT:
+      break;
+    case STATUS_LOADING:
+      delegate_->OnKioskAppDataChanged(app_id_);
+      break;
+    case STATUS_LOADED:
+      if (old_cache_status == STATUS_LOADING)
+        delegate_->OnKioskAppDataChanged(app_id_);
+      break;
+    case STATUS_ERROR:
+      if (old_cache_status == STATUS_LOADING)
+        delegate_->OnKioskAppDataLoadFailure(app_id_);
+      break;
+  }
+}
+
 net::URLRequestContextGetter* KioskAppData::GetRequestContextGetter() {
   return g_browser_process->system_request_context();
 }
 
 bool KioskAppData::LoadFromCache() {
   std::string app_key = std::string(KioskAppManager::kKeyApps) + '.' + app_id_;
   std::string name_key = app_key + '.' + kKeyName;
   std::string icon_path_key = app_key + '.' + kKeyIcon;
 
   PrefService* local_state = g_browser_process->local_state();
@@ skipping 143 matching lines @@
   if (!response->GetString(key, value)) {
     LOG(ERROR) << "Webstore response error (" << key
                << "): " << ValueToString(response);
     OnWebstoreResponseParseFailure(kInvalidWebstoreResponseError);
     return false;
   }
   return true;
 }
 
 }  // namespace chromeos