login/src/com/google/gct/login/CredentialedUser.java

/*
 * Copyright (C) 2014 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.google.gct.login;

import com.google.api.client.auth.oauth2.Credential;
import com.google.api.services.oauth2.model.Userinfoplus;
import com.google.gdt.eclipse.login.common.GoogleLoginState;

import java.awt.Image;

/**
 * Class that represents a single logged in user.
 */
public class CredentialedUser {
  private String name;
  private Image image;
  private final String email;
  private final Credential credential;
  private boolean isActive = false;
  private final GoogleLoginState googleLoginState;

  /**
   * Constructor. Should only be used as temporary place holder for user.
   * @param email Email address of user
   */
  protected CredentialedUser(String email) {
    this.email = email;
    name = "";
    credential = null;
    image = null;
    googleLoginState = null;
  }

  public CredentialedUser(GoogleLoginState state, final IGoogleLoginCompletedCallback updateUserCallback) {
    this.email = state.getEmail();
    googleLoginState = state;
    credential = googleLoginState.makeCredential();

    IUserPropertyCallback callback = new IUserPropertyCallback<Userinfoplus>() {
      @Override
      public void setProperty(Userinfoplus userinfoplus) {
        initializeUserInfo(userinfoplus, updateUserCallback);
      }
    };

    GoogleLoginUtils.getUserInfo(credential, callback);
  }

  /**
   * Returns the email address of this user.
   * @return Email address of user.
   */
  public String getEmail() {
    return email;
  }

  /**
   * Returns true if this user is the active user and false otherwise.
   * @return True if this user is active and false otherwise.
   */
  public boolean isActive() {
    return isActive;
  }

  public String getName() {
    return name;
  }

  public Image getPicture() {
    return image;
  }

  public GoogleLoginState getGoogleLoginState() {
    return googleLoginState;
  }

  /**
   * Sets this user to active if <code>isActive</code> is true and false otherwise.
   * @param isActive True if this user should be set to active and false otherwise.
   */
  protected void setActive(boolean isActive) {
    this.isActive = isActive;
  }

  private void initializeUserInfo(Userinfoplus userInfo, final IGoogleLoginCompletedCallback updateUserCallback) {
    if(userInfo == null) {
      name = null;
      image = null;
    } else {
      name = userInfo.getName();
      IUserPropertyCallback pictureCallback = new IUserPropertyCallback<Image>() {
        @Override
        public void setProperty(Image newImage) {
          image = newImage;
          updateUserCallback.onLoginCompleted();
        }
      };
      GoogleLoginUtils.getUserPicture(userInfo, pictureCallback);
    }
  }
}