main.TwitterController.java Source code

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Here is the source code for main.TwitterController.java

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/*
   COMMAND LINE INTERFACE TWITTER CLIENT
   COPYRIGHT (C) ZEE ZUO 2009
    
   This file is part of CliTweet.
    
   CliTweet is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.
    
   CliTweet is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
    
   You should have received a copy of the GNU General Public License 
   along with CliTweet.  If not, see <http://www.gnu.org/licenses/>.
*/

package main;

import java.util.Iterator;
import java.io.*;
import java.util.List;

import twitter4j.DirectMessage;
import twitter4j.Status;
import twitter4j.Twitter;
import twitter4j.TwitterException;
import twitter4j.User;

public class TwitterController {
    Twitter twitter;
    String username;

    public TwitterController(Twitter tw, String uname) {
        twitter = tw;
        username = uname;
    }

    public void updateStatus(String statMsg) throws TwitterException {
        twitter.updateStatus(statMsg);
    }

    public void listFollowers() throws TwitterException {
        int counter = 0;
        List<User> followersList = twitter.getFollowers(username);
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        Iterator<User> iterator = followersList.iterator();
        while (iterator.hasNext()) {
            User u = iterator.next();
            if (u.getStatusText() == null)
                System.out.println(++counter + " " + printUser(u));
            else
                System.out.println(++counter + " " + printUser(u) + ": " + u.getStatusText());
            if (counter % 10 == 0) {
                System.out.print("Hit [Enter] to continue, or type q to break: ");
                String str = null;
                try {
                    str = in.readLine();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                if (str.length() > 0 && (str.charAt(0) == 'Q' || str.charAt(0) == 'q'))
                    return;
            }
        }
    }

    public void listFollowing() throws TwitterException {
        int counter = 0;
        List<User> followingList = twitter.getFriends(username);
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        Iterator<User> iterator = followingList.iterator();
        while (iterator.hasNext()) {
            User u = iterator.next();
            if (u.getStatusText() == null)
                System.out.println(++counter + " " + printUser(u));
            else
                System.out.println(++counter + " " + printUser(u) + ": " + u.getStatusText());
            if (counter % 10 == 0) {
                System.out.print("Hit [Enter] to continue, or type q to break: ");
                String str = null;
                try {
                    str = in.readLine();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                if (str.length() > 0 && (str.charAt(0) == 'Q' || str.charAt(0) == 'q'))
                    return;
            }
        }
    }

    public void listMentions() throws TwitterException {
        int counter = 0;
        List<Status> mentions = twitter.getMentions();
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        Iterator<Status> iterator = mentions.iterator();
        while (iterator.hasNext()) {
            Status s = iterator.next();
            System.out.println(++counter + " [" + s.getCreatedAt().toString() + "] " + printUser(s.getUser()) + ": "
                    + s.getText());
            if (counter % 10 == 0) {
                System.out.print("Hit [Enter] to continue, or type q to break: ");
                String str = null;
                try {
                    str = in.readLine();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                if (str.length() > 0 && (str.charAt(0) == 'Q' || str.charAt(0) == 'q'))
                    return;
            }
        }
    }

    public String sendReplyMsg(int id, String msg) throws TwitterException {
        List<Status> mentions = twitter.getMentions();
        String mtStr = "@" + mentions.get(id - 1).getUser().getScreenName();
        if (msg.indexOf(mtStr) == -1)
            msg = mtStr + " " + msg;
        this.updateStatus(msg);
        return msg;
    }

    public void findUser(String uname) throws TwitterException {
        User u = twitter.getUserDetail(uname);
        if (twitter.existsFriendship(username, uname) && twitter.existsFriendship(uname, username))
            System.out.print("Mutual friend: ");
        else if (twitter.existsFriendship(username, uname))
            System.out.print("Following: ");
        else if (twitter.existsFriendship(uname, username))
            System.out.print("Followed by: ");
        else
            System.out.print("Stranger: ");
        if (u.getStatusText() == null)
            System.out.println(printUser(u));
        else
            System.out.println(printUser(u) + ": " + u.getStatusText());
    }

    public void getMyTimeline() throws TwitterException {
        int counter = 0;
        List<Status> statusList = twitter.getUserTimeline();
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        Iterator<Status> iterator = statusList.iterator();
        while (iterator.hasNext()) {
            Status s = iterator.next();
            System.out.println(++counter + " [" + s.getCreatedAt().toString() + "] " + s.getText());
            if (counter == 10) {
                System.out.print("Hit [Enter] to continue, or type q to break: ");
                String str = null;
                try {
                    str = in.readLine();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                if (str.length() > 0 && (str.charAt(0) == 'Q' || str.charAt(0) == 'q'))
                    return;
            }
        }
    }

    public void getOthersTimeline(String uname) throws TwitterException {
        User user = twitter.getUserDetail(uname);
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        System.out.println(printUser(user));

        List<Status> statusList = twitter.getUserTimeline(uname);
        int counter = 0;

        Iterator<Status> iterator = statusList.iterator();
        while (iterator.hasNext()) {
            Status s = iterator.next();
            System.out.println(++counter + " [" + s.getCreatedAt().toString() + "] " + s.getText());
            if (counter % 10 == 0) {
                System.out.print("Hit [Enter] to continue, or type q to break: ");
                String str = null;
                try {
                    str = in.readLine();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                if (str.length() > 0 && (str.charAt(0) == 'Q' || str.charAt(0) == 'q'))
                    return;
            }
        }
    }

    public void getTimeline() throws TwitterException {
        List<Status> statusList = null;
        int counter = 0;
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        statusList = twitter.getFriendsTimeline();

        Iterator<Status> iterator = statusList.iterator();
        while (iterator.hasNext()) {
            Status s = iterator.next();
            System.out.println(++counter + " [" + s.getCreatedAt().toString() + "] " + printUser(s.getUser()) + ": "
                    + s.getText());
            if (counter % 10 == 0) {
                System.out.print("Hit [Enter] to continue, or type q to break: ");
                String str = null;
                try {
                    str = in.readLine();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                if (str.length() > 0 && (str.charAt(0) == 'Q' || str.charAt(0) == 'q'))
                    return;
            }
        }
    }

    public int getFollowersNumber() throws TwitterException {
        int followersNumber = 0;

        followersNumber = twitter.getFollowers().size();

        return followersNumber;
    }

    public void sendDirectMessage(int uid, String text) throws TwitterException {
        List<User> followersList = twitter.getFollowers();

        String uname = followersList.get(uid - 1).getScreenName();
        twitter.sendDirectMessage(uname, text);

        System.out.println("Message sent.");
    }

    public void listDirectMessages() throws TwitterException {
        List<DirectMessage> statusList = null;
        int counter = 0;
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        statusList = twitter.getDirectMessages();

        Iterator<DirectMessage> iterator = statusList.iterator();
        while (iterator.hasNext()) {
            DirectMessage s = iterator.next();
            System.out.println(++counter + " [" + s.getCreatedAt().toString() + "] " + printUser(s.getSender())
                    + " to " + printUser(s.getRecipient()) + ": " + s.getText());
            if (counter % 10 == 0) {
                System.out.print("Hit [Enter] to continue, or type q to break: ");
                String str = null;
                try {
                    str = in.readLine();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                if (str.length() > 0 && (str.charAt(0) == 'Q' || str.charAt(0) == 'q'))
                    return;
            }
        }
    }

    public void addFriend(String uname) throws TwitterException {
        if (twitter.existsFriendship(username, uname)) {
            System.out.println("You are already following " + printUser(twitter.getUserDetail(uname)) + ".");
            return;
        }

        twitter.createFriendship(uname);

        System.out.println("Successful! You are now following " + printUser(twitter.getUserDetail(uname)) + ".");
    }

    public void removeFriend(String uname) throws TwitterException {
        if (!twitter.existsFriendship(username, uname)) {
            System.out.println("You are not following " + printUser(twitter.getUserDetail(uname)) + ".");
            return;
        }

        twitter.destroyFriendship(uname);

        System.out.println(
                "Successful! You are no longer following " + printUser(twitter.getUserDetail(uname)) + ".");
    }

    public void blockUser(String uname) throws TwitterException {
        if (twitter.existsBlock(uname)) {
            System.out.println("You have already blocked " + printUser(twitter.getUserDetail(uname)) + ".");
            return;
        }

        twitter.createBlock(uname);

        System.out.println("Successful! " + printUser(twitter.getUserDetail(uname)) + " is now blocked.");
    }

    public void unblockUser(String uname) throws TwitterException {
        if (!twitter.existsBlock(uname)) {
            System.out.println("You have already unblocked " + printUser(twitter.getUserDetail(uname)) + ".");
            return;
        }

        twitter.destroyBlock(uname);

        System.out.println("Successful! " + printUser(twitter.getUserDetail(uname)) + " is now unblocked.");
    }

    public String printUser(User u) {
        return u.getName() + " (" + u.getScreenName() + ")";
    }

    public String getUsername() {
        return username;
    }
}