ABANDONED: chromeos: Download contacts (work in progress).

chrome/browser/chromeos/contacts/contact_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/contacts/contact_manager.h"
+
+#include "base/logging.h"
+#include "chrome/browser/chromeos/contacts/contact.h"
+#include "chrome/browser/chromeos/contacts/contact_manager_observer.h"
+#include "chrome/browser/chromeos/contacts/contact_source.h"
+#include "chrome/browser/chromeos/contacts/google_contact_source.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/common/chrome_notification_types.h"
+#include "content/public/browser/browser_thread.h"
+#include "content/public/browser/notification_service.h"
+
+using content::BrowserThread;
+
+namespace contacts {
+
+ContactManager* ContactManager::instance_ = NULL;
+
+// static
+ContactManager* ContactManager::GetInstance() {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK(instance_);
+  return instance_;
+}
+
+ContactManager::ContactManager()
+    : google_contact_sources_deleter_(&google_contact_sources_) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK(!instance_);
+  instance_ = this;
+}
+
+ContactManager::~ContactManager() {
+  // This should also be running on the UI thread but we can't check it; the
+  // message loop is already getting torn down at this point.
+  DCHECK_EQ(instance_, this);
+  instance_ = NULL;
+}
+
+void ContactManager::Init() {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  registrar_.Add(
+      this,
+      chrome::NOTIFICATION_GOOGLE_SIGNIN_SUCCESSFUL,
+      content::NotificationService::AllSources());
+  registrar_.Add(
+      this,
+      chrome::NOTIFICATION_PROFILE_DESTROYED,
+      content::NotificationService::AllSources());
+  // FIXME: Handle startup in already-logged-in state (e.g. Chrome restarts).
+}
+
+void ContactManager::AddObserver(ContactManagerObserver* observer) {
+  DCHECK(observer);
+  observers_.AddObserver(observer);
+}
+
+void ContactManager::RemoveObserver(ContactManagerObserver* observer) {
+  DCHECK(observer);
+  observers_.RemoveObserver(observer);
+}
+
+void ContactManager::GetAllContacts(ContactPointers* contacts) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK(contacts);
+  contacts->clear();
+  for (GoogleContactSourceMap::const_iterator it =
+           google_contact_sources_.begin();
+       it != google_contact_sources_.end(); ++it) {
+    it->second->AppendContacts(contacts);
+  }
+}
+
+const Contact* ContactManager::GetContactByProviderId(
+    const std::string& provider_id) {
+  for (GoogleContactSourceMap::const_iterator it =
+           google_contact_sources_.begin();
+       it != google_contact_sources_.end(); ++it) {
+    const Contact* contact = it->second->GetContactByProviderId(provider_id);
+    if (contact)
+      return contact;
+  }
+  return NULL;
+}
+
+void ContactManager::OnContactsUpdated(ContactSource* source) {
+  FOR_EACH_OBSERVER(ContactManagerObserver,
+                    observers_,
+                    OnContactsUpdated(this));
+}
+
+void ContactManager::Observe(int type,
+                             const content::NotificationSource& source,
+                             const content::NotificationDetails& details) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  switch (type) {
+    case chrome::NOTIFICATION_GOOGLE_SIGNIN_SUCCESSFUL: {
+      Profile* profile = content::Source<Profile>(source).ptr();
+      DCHECK(profile);
+      VLOG(1) << "Signin successful for " << profile->GetProfileName();
+      GoogleContactSourceMap::iterator it =
+          google_contact_sources_.find(profile);
+      if (it == google_contact_sources_.end()) {
+        GoogleContactSource* contact_source = new GoogleContactSource(profile);
+        contact_source->AddObserver(this);
+        contact_source->Init();
+        google_contact_sources_.insert(std::make_pair(profile, contact_source));
+      }
+      break;
+    }
+    case chrome::NOTIFICATION_PROFILE_DESTROYED: {
+      Profile* profile = content::Details<Profile>(details).ptr();
+      if (profile) {
+        GoogleContactSourceMap::iterator it =
+            google_contact_sources_.find(profile);
+        if (it != google_contact_sources_.end()) {
+          delete it->second;
+          google_contact_sources_.erase(it);
+        }
+      }
+      break;
+    }
+    default:
+      NOTREACHED() << "Unexpected notification " << type;
+  }
+}
+
+}  // namespace contacts