Drive: Mount/Unmount GoogleDrive on Files App when the file system is mounted/unmounted.

chrome/browser/chromeos/extensions/file_browser_event_router.cc

Index: chrome/browser/chromeos/extensions/file_browser_event_router.cc
diff --git a/chrome/browser/chromeos/extensions/file_browser_event_router.cc b/chrome/browser/chromeos/extensions/file_browser_event_router.cc
index 4431f9dcaeef1f15f6bef881bbf519510c561d50..45a20773e21f9161d9a854d6306390959337b220 100644
--- a/chrome/browser/chromeos/extensions/file_browser_event_router.cc
+++ b/chrome/browser/chromeos/extensions/file_browser_event_router.cc
@@ -226,6 +226,44 @@ void FileBrowserEventRouter::RemoveFileWatch(
   }
 }
 
+void FileBrowserEventRouter::MountGData(
+    const base::Callback<void(bool)>& callback) {

[satorux1, 2012/08/01 20:59:01]

add DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); ?

[yoshiki, 2012/08/01 22:23:39]

Done.

+  gdata::GDataSystemService* system_service =
+      gdata::GDataSystemServiceFactory::GetForProfile(profile_);
+  if (system_service) {
+    system_service->docs_service()->Authenticate(
+        base::Bind(&FileBrowserEventRouter::OnGDataAuthentication,
+                   this,
+                   callback));
+  }
+}
+
+void FileBrowserEventRouter::OnGDataAuthentication(
+    const base::Callback<void(bool)>& callback,
+    gdata::GDataErrorCode error,
+    const std::string& token) {

[satorux1, 2012/08/01 20:59:01]

DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); ?

[yoshiki, 2012/08/01 22:23:39]

Done.

+  chromeos::MountError error_code;
+  // For the file manager to work offline, GDATA_NO_CONNECTION is allowed.
+  if (error == gdata::HTTP_SUCCESS || error == gdata::GDATA_NO_CONNECTION)
+    error_code = chromeos::MOUNT_ERROR_NONE;
+  else
+    error_code = chromeos::MOUNT_ERROR_NOT_AUTHENTICATED;
+
+  // Pass back the gdata mount point path as source path.
+  const std::string& gdata_path = gdata::util::GetGDataMountPointPathAsString();
+  DiskMountManager::MountPointInfo mount_info(
+      gdata_path,
+      gdata_path,
+      chromeos::MOUNT_TYPE_GDATA,
+      chromeos::disks::MOUNT_CONDITION_NONE);
+
+  // Raise mount event.
+  MountCompleted(DiskMountManager::MOUNTING, error_code, mount_info);
+
+  if (!callback.is_null())
+    callback.Run(true);
+}
+
 void FileBrowserEventRouter::HandleRemoteUpdateRequestOnUIThread(bool start) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
@@ -416,6 +454,25 @@ void FileBrowserEventRouter::OnDocumentFeedFetched(
       NULL, GURL());
 }
 
+void FileBrowserEventRouter::OnFileSystemMounted() {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  MountGData(base::Callback<void(bool)>());  // Callback does nothing.
+}
+
+void FileBrowserEventRouter::OnFileSystemUnmounting() {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+
+  // Raise a MountCompleted event to notify the File Manager.
+  const std::string& gdata_path = gdata::util::GetGDataMountPointPathAsString();
+  DiskMountManager::MountPointInfo mount_info(
+      gdata_path,
+      gdata_path,
+      chromeos::MOUNT_TYPE_GDATA,
+      chromeos::disks::MOUNT_CONDITION_NONE);
+  MountCompleted(DiskMountManager::UNMOUNTING, chromeos::MOUNT_ERROR_NONE,
+                 mount_info);
+}
+
 void FileBrowserEventRouter::OnAuthenticationFailed() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));