protected GoogleDriveSession buildGoogleDriveSession() throws IOException, PortalException {
long userId = PrincipalThreadLocal.getUserId();
User user = UserLocalServiceUtil.getUser(userId);
if (user.isDefaultUser()) {
throw new PrincipalException("User is not authenticated");
}
GoogleCredential.Builder builder = new GoogleCredential.Builder();
String googleClientId = PrefsPropsUtil.getString(user.getCompanyId(), "google-client-id");
String googleClientSecret =
PrefsPropsUtil.getString(user.getCompanyId(), "google-client-secret");
builder.setClientSecrets(googleClientId, googleClientSecret);
JacksonFactory jsonFactory = new JacksonFactory();
builder.setJsonFactory(jsonFactory);
HttpTransport httpTransport = new NetHttpTransport();
builder.setTransport(httpTransport);
GoogleCredential googleCredential = builder.build();
ExpandoBridge expandoBridge = user.getExpandoBridge();
String googleAccessToken =
GetterUtil.getString(expandoBridge.getAttribute("googleAccessToken", false));
googleCredential.setAccessToken(googleAccessToken);
String googleRefreshToken =
GetterUtil.getString(expandoBridge.getAttribute("googleRefreshToken", false));
googleCredential.setRefreshToken(googleRefreshToken);
Drive.Builder driveBuilder = new Drive.Builder(httpTransport, jsonFactory, googleCredential);
Drive drive = driveBuilder.build();
Drive.About driveAbout = drive.about();
Drive.About.Get driveAboutGet = driveAbout.get();
About about = driveAboutGet.execute();
return new GoogleDriveSession(drive, about.getRootFolderId());
}
/** Performs a full sync, usually occurs the first time a sync occurs for the account. */
private void performFullSync() {
Log.d(TAG, "Performing first sync");
Long largestChangeId = (long) -1;
try {
// Get the largest change Id first to avoid race conditions.
About about = mService.about().get().setFields(ABOUT_GET_FIELDS).execute();
largestChangeId = about.getLargestChangeId();
} catch (IOException e) {
e.printStackTrace();
}
storeAllDriveFiles();
storeLargestChangeId(largestChangeId);
Log.d(TAG, "Done performing first sync: " + largestChangeId);
}