Extension alarms now persist in Preferences.

chrome/browser/extensions/extension_prefs.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/extensions/extension_prefs.h"
 
 #include "base/string_number_conversions.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
+#include "chrome/browser/extensions/api/alarms/alarm_manager.h"
 #include "chrome/browser/extensions/extension_pref_store.h"
 #include "chrome/browser/extensions/extension_sorting.h"
 #include "chrome/browser/prefs/pref_notifier.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/prefs/scoped_user_pref_update.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/extensions/manifest.h"
 #include "chrome/common/extensions/url_pattern.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
@@ skipping 129 matching lines @@
 // A preference that contains extension-set content settings.
 const char kPrefContentSettings[] = "content_settings";
 
 // A preference that contains extension-set content settings.
 const char kPrefIncognitoContentSettings[] = "incognito_content_settings";
 
 // A list of event names that this extension has registered from its lazy
 // background page.
 const char kRegisteredEvents[] = "events";
 
+// A list of alarms that this extension has set.
+const char kRegisteredAlarms[] = "alarms";
+const char kAlarmScheduledRunTime[] = "scheduled_run_time";
+
 // Provider of write access to a dictionary storing extension prefs.
 class ScopedExtensionPrefUpdate : public DictionaryPrefUpdate {
  public:
   ScopedExtensionPrefUpdate(PrefService* service,
                             const std::string& extension_id) :
     DictionaryPrefUpdate(service, ExtensionPrefs::kExtensionsPref),
     extension_id_(extension_id) {}
 
   virtual ~ScopedExtensionPrefUpdate() {
   }
@@ skipping 757 matching lines @@
 void ExtensionPrefs::SetRegisteredEvents(
     const std::string& extension_id, const std::set<std::string>& events) {
   ListValue* value = new ListValue();
   for (std::set<std::string>::const_iterator it = events.begin();
        it != events.end(); ++it) {
     value->Append(new StringValue(*it));
   }
   UpdateExtensionPref(extension_id, kRegisteredEvents, value);
 }
 
+std::vector<extensions::AlarmPref> ExtensionPrefs::GetRegisteredAlarms(
+    const std::string& extension_id) {
+  std::vector<extensions::AlarmPref> alarms;
+  const base::DictionaryValue* extension = GetExtensionPref(extension_id);
+  if (!extension)
+    return alarms;
+
+  base::ListValue* list = NULL;
+  if (!extension->GetList(kRegisteredAlarms, &list))
+    return alarms;
+
+  typedef extensions::AlarmManager::Alarm Alarm;
+  for (size_t i = 0; i < list->GetSize(); ++i) {
+    base::DictionaryValue* alarm_dict = NULL;
+    extensions::AlarmPref alarm;
+    alarm.alarm.reset(new Alarm());
+    if (list->GetDictionary(i, &alarm_dict) &&
+        Alarm::Populate(*alarm_dict, alarm.alarm.get())) {
+      alarm.scheduled_run_time = ReadTime(alarm_dict, kAlarmScheduledRunTime);
+      alarms.push_back(alarm);
+    }
+  }
+  return alarms;
+}
+
+void ExtensionPrefs::SetRegisteredAlarms(
+    const std::string& extension_id,
+    const std::vector<extensions::AlarmPref>& alarms) {
+  base::ListValue* list = new ListValue();
+  for (size_t i = 0; i < alarms.size(); ++i) {
+    scoped_ptr<base::DictionaryValue> alarm = alarms[i].alarm->ToValue().Pass();
+    SaveTime(alarm.get(), kAlarmScheduledRunTime, alarms[i].scheduled_run_time);
+    list->Append(alarm.release());
+  }
+  UpdateExtensionPref(extension_id, kRegisteredAlarms, list);
+}
+
 bool ExtensionPrefs::IsIncognitoEnabled(const std::string& extension_id) {
   return ReadExtensionPrefBoolean(extension_id, kPrefIncognitoEnabled);
 }
 
 void ExtensionPrefs::SetIsIncognitoEnabled(const std::string& extension_id,
                                            bool enabled) {
   UpdateExtensionPref(extension_id, kPrefIncognitoEnabled,
                       Value::CreateBooleanValue(enabled));
 }
 
@@ skipping 177 matching lines @@
   FilePath::StringType path = MakePathRelative(install_directory_,
       extension->path());
   extension_dict->Set(kPrefPath, Value::CreateStringValue(path));
   // We store prefs about LOAD extensions, but don't cache their manifest
   // since it may change on disk.
   if (extension->location() != Extension::LOAD) {
     extension_dict->Set(kPrefManifest,
                         extension->manifest()->value()->DeepCopy());
   }
 
-  // Clear any events that may be registered from a previous install.
+  // Clear any events and alarms that may be registered from a previous install.
   extension_dict->Remove(kRegisteredEvents, NULL);
+  extension_dict->Remove(kRegisteredAlarms, NULL);
 
   if (extension->is_app()) {
     StringOrdinal new_page_ordinal = page_ordinal.IsValid() ?
         page_ordinal : extension_sorting_->GetNaturalAppPageOrdinal();
     if (!extension_sorting_->GetPageOrdinal(id).IsValid())
       extension_sorting_->SetPageOrdinal(id, new_page_ordinal);
     if (!extension_sorting_->GetAppLaunchOrdinal(id).IsValid())
       extension_sorting_->SetAppLaunchOrdinal(
           id, extension_sorting_->CreateNextAppLaunchOrdinal(new_page_ordinal));
   }
@@ skipping 659 matching lines @@
   prefs->RegisterStringPref(prefs::kExtensionBlacklistUpdateVersion,
                             "0",  // default value
                             PrefService::UNSYNCABLE_PREF);
   prefs->RegisterInt64Pref(prefs::kLastExtensionsUpdateCheck,
                            0,  // default value
                            PrefService::UNSYNCABLE_PREF);
   prefs->RegisterInt64Pref(prefs::kNextExtensionsUpdateCheck,
                            0,  // default value
                            PrefService::UNSYNCABLE_PREF);
 }