io.archivesunleashed.util.TweetUtils.scala Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of aut Show documentation

An open-source toolkit for analyzing web archives.

There is a newer version: 1.2.0

/*
 * Archives Unleashed Toolkit (AUT):
 * An open-source platform for analyzing web archives.
 *
 * 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 io.archivesunleashed.util

import org.json4s.JsonAST._

/** Utilities for working with Twitter JSON. */
object TweetUtils {

  /** Extract Twitter API data in json format.
    *
    * @param tweet JValue/JSON object containing Twitter API data (JSON)
    */
  implicit class JsonTweet(tweet: JValue) {
    implicit lazy val formats = org.json4s.DefaultFormats
    /** Get Twitter status id. */
    def id(): String = try { (tweet \ "id_str").extract[String] } catch { case e: Exception => null}
    /** Get the date a status was created. */
    def createdAt(): String = try { (tweet \ "created_at").extract[String] } catch { case e: Exception => null}
    /** Get the status text. */
    def text(): String = try { (tweet \ "text").extract[String] } catch { case e: Exception => null}
    /** Get the language code (ISO 639-1). */
    def lang: String = try { (tweet \ "lang").extract[String] } catch { case e: Exception => null}
    /** Get the username of the user who wrote the status. */
    def username(): String = try { (tweet \ "user" \ "screen_name").extract[String] } catch { case e: Exception => null}
    /** Check if user of status is "verified" (true or false). */
    def isVerifiedUser(): Boolean = try { (tweet \ "user" \ "verified").extract[Boolean] } catch { case e: Exception => false}
    /** Get the number of followers the user has. */
    def followerCount: Int = try { (tweet \ "user" \ "followers_count").extract[Int] } catch { case e: Exception => 0}
    /** Get the number of friends (people the person follows) of the user. */
    def friendCount: Int = try { (tweet \ "user" \ "friends_count").extract[Int] } catch { case e: Exception => 0}
  }
}