Put Kiosk App parameters into device settings.

chrome/browser/chromeos/login/user_manager.cc

 // Copyright (c) 2012 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/login/user_manager.h"
 
 #include "base/logging.h"
+#include "base/string_util.h"
 #include "chrome/browser/chromeos/login/user_manager_impl.h"
+#include "chrome/common/extensions/extension.h"
 
 namespace chromeos {
 
 // static
 const char UserManager::kStubUser[] = "stub-user@example.com";
 
 // static
 const char UserManager::kLocallyManagedUserDomain[] =
     "locally-managed.localhost";
 
@@ skipping 28 matching lines @@
 UserManager::~UserManager() {
 }
 
 // static
 UserManager* UserManager::SetForTesting(UserManager* user_manager) {
   UserManager* previous_user_manager = g_user_manager;
   g_user_manager = user_manager;
   return previous_user_manager;
 }
 
+// static
+bool UserManager::ParseKioskAppUserId(const std::string& user_id,
+                                      std::string* app_id) {
+  const std::string suffix(std::string("@") + kKioskAppUserDomain);

[bartfab (slow), 2013/04/23 15:59:40]

Why not use gaia::ExtractDomainName()?

[Mattias Nissler (ping if slow), 2013/04/23 18:28:10]

Because I need the part left to the @ without, and ExtractDomainName does
canonicalization first, so assuming no knowledge of the mangling rules I don't
know which substring to extract.

+  if (EndsWith(user_id, suffix, false)) {
+    const std::string candidate_app_id(
+        user_id.substr(0, user_id.size() - suffix.size()));
+    if (extensions::Extension::IdIsValid(candidate_app_id)) {
+      *app_id = candidate_app_id;
+      return true;
+    }
+  }
+
+  return false;
+}
+
+// static
+std::string UserManager::FormatKioskAppUserId(const std::string& app_id) {
+  DCHECK(extensions::Extension::IdIsValid(app_id));
+  return app_id + '@' + kKioskAppUserDomain;
+}
+
 ScopedUserManagerEnabler::ScopedUserManagerEnabler(UserManager* user_manager)
     : previous_user_manager_(UserManager::SetForTesting(user_manager)) {
 }
 
 ScopedUserManagerEnabler::~ScopedUserManagerEnabler() {
   UserManager::Get()->Shutdown();
   UserManager::Destroy();
   UserManager::SetForTesting(previous_user_manager_);
 }
 
 ScopedTestUserManager::ScopedTestUserManager()
     : initialized_user_manager_(false) {
   if (!UserManager::IsInitialized()) {
     UserManager::Initialize();
     initialized_user_manager_ = true;
   }
 }
 
 ScopedTestUserManager::~ScopedTestUserManager() {
   if (initialized_user_manager_) {
     UserManager::Get()->Shutdown();
     UserManager::Destroy();
   }
 }
 
 }  // namespace chromeos