public string showFollowed(string User)
{
FileInfo fi = TweetRepository.GetUsersFollowerFile(User);
string FollowedUsers = "";
if (fi.Exists == false)
{
//nobody is being followed here...
return("");
}
using (StreamReader sr = fi.OpenText())
{
// read all the elments and bind them into a CSV string
string s = "";
while ((s = sr.ReadLine()) != null)
{
FollowedUsers += ("," + s);
}
sr.Close();
}
return(FollowedUsers);
}
private void LoadMessages()
{
/*
* all tweets are stored in a central file. This will help with ordering by time of arrival
* the default is the logged in users documents directory. All usrs are assumed to be logging on the same terminal
* and using the same id...
*/
FileInfo fi = TweetRepository.GetFileRepository();
if (fi.Exists == false)
{
return;
}
TextFieldParser messageParser = new TextFieldParser(fi.FullName);
messageParser.Delimiters = new string[] { "\t" };
messageParser.HasFieldsEnclosedInQuotes = false;
while (messageParser.EndOfData == false)
{
string[] Messageparts = messageParser.ReadFields();
tweetyMessage newmessage = new tweetyMessage();
newmessage.user = Messageparts[0];
newmessage.messageText = Messageparts[1];
newmessage.messageDateTime = Convert.ToDateTime(Messageparts[2]);
messages.Add(newmessage);
}
messageParser.Close();
}
public void writeMessage()
{
/*
* if the save file does not exist then create it. otherwise write the contents of the message
* to the file...
*
*/
FileInfo fi = TweetRepository.GetFileRepository();
string MessageToWrite = String.Format("{0}\t{1}\t{2}\n", tm.user, tm.messageText, tm.messageDateTime);
if (fi.Exists)
{
System.IO.File.AppendAllText(fi.FullName, MessageToWrite);
}
else
{
System.IO.File.WriteAllText(fi.FullName, MessageToWrite);
}
}
public followUser(string p1, string p2)
{
// TODO: Complete member initialization
this.user = p1;
this.followeduser = p2;
//
FileInfo fi = TweetRepository.GetUsersFollowerFile(this.user);
StreamWriter sw = new StreamWriter(fi.FullName, true);
//write this followed user to the follows file.
sw.WriteLine(followeduser);
sw.Close();
//tell the world who the user is following
tweetyMessage fm = new tweetyMessage(user, string.Format("{0} is following {1}", user, followeduser));
TweetMessageWriter tm = new TweetMessageWriter(fm);
tm.writeMessage();
}