securesocial.core.providers.GoogleProvider.scala Maven / Gradle / Ivy

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An authentication module for Play Framework applications supporting OAuth, OAuth2, OpenID, Username/Password and custom authentication schemes.

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/**
 * Copyright 2012-2014 Jorge Aliss (jaliss at gmail dot com) - twitter: @jaliss
 *
 * 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 securesocial.core.providers

import play.api.libs.json.{ JsArray, JsObject }
import securesocial.core._
import securesocial.core.services.{ CacheService, RoutesService }

import scala.concurrent.Future

/**
 * A Google OAuth2 Provider
 */
class GoogleProvider(routesService: RoutesService,
  cacheService: CacheService,
  client: OAuth2Client)
    extends OAuth2Provider(routesService, client, cacheService) {
  val UserInfoApi = "https://www.googleapis.com/plus/v1/people/me?fields=id,name,displayName,image,emails&access_token="
  val Error = "error"
  val Message = "message"
  val Code = "code"
  val Id = "id"
  val Name = "name"
  val GivenName = "givenName"
  val FamilyName = "familyName"
  val DisplayName = "displayName"
  val Image = "image"
  val Url = "url"
  val Emails = "emails"
  val Email = "value"
  val EmailType = "type"
  val Account = "account"

  override val id = GoogleProvider.Google

  def fillProfile(info: OAuth2Info): Future[BasicProfile] = {
    val accessToken = info.accessToken
    client.retrieveProfile(UserInfoApi + accessToken).map { me =>
      (me \ Error).asOpt[JsObject] match {
        case Some(error) =>
          val message = (error \ Message).as[String]
          val errorCode = (error \ Code).as[String]
          logger.error(s"[securesocial] error retrieving profile information from Google. Error type = $errorCode, message = $message")
          throw new AuthenticationException()
        case _ =>
          val userId = (me \ Id).as[String]
          val firstName = (me \ Name \ GivenName).asOpt[String]
          val lastName = (me \ Name \ FamilyName).asOpt[String]
          val fullName = (me \ DisplayName).asOpt[String]
          val avatarUrl = (me \ Image \ Url).asOpt[String]
          val emails = (me \ Emails).get.asInstanceOf[JsArray]
          val email = emails.value.find(v => (v \ EmailType).as[String] == Account).map(e => (e \ Email).as[String])
          BasicProfile(id, userId, firstName, lastName, fullName, email, avatarUrl, authMethod, oAuth2Info = Some(info))
      }
    } recover {
      case e: AuthenticationException => throw e
      case e =>
        logger.error("[securesocial] error retrieving profile information from Google", e)
        throw new AuthenticationException()
    }
  }
}

object GoogleProvider {
  val Google = "google"
}