public HTTPResponse GetResponse(HTTPRequest request)
{
HTTPResponse response = new HTTPResponse(200);
StringBuilder sb = new StringBuilder();
string session = request.GetRequestByKey("session");
string action = request.GetRequestByKey("action");
if (action != null)
{
action = action.ToLower();
}
string username = request.GetRequestByKey("username");
string password = request.GetRequestByKey("password");
string following = request.GetRequestByKey("following");
string message = request.GetRequestByKey("message");
if (session == null) // no session? show login screen
{
if (action == null)
{
sb.Append("<h1>Twitter</h1>");
sb = GenLoginPage(sb);
}
else
{
if (action.Equals("newuser"))
{
if (username != null && password != null && username != "" && password != "")
{
try
{
Twitter.AddUser(username, password);
sb.Append("User added successfully, please go back to <a href=\"/twitter\">login page</a> to login");
}
catch (Exception ex)
{
sb.Append(String.Format("Error adding user with error [{0}], please go back to <a href=\"/twitter\">login page</a> to try again", ex.Message));
}
}
}
else if (action.Equals("login"))
{
if (username != null && password != null && username != "" && password != "")
{
if (Twitter.IsValidUser(username, password))
{
string newSession = Twitter.GenSession(username);
if (newSession != null)
{
response.Status = 301;
response.AddCustomHeader("Location", "/twitter?session=" + newSession);
return(response);
}
response.Status = 500;
return(response);
}
else
{
sb.Append("Error login, please go back to <a href=\"/twitter\">login page</a> to try again");
}
}
}
}
}
else // session is not null
{
User user = Twitter.GetUserFromSession(session);
if (user == null)
{
response.Status = 404;
return(response);
}
Twitter twitter = new Twitter(user.Name);
if (action == null) // No action? go to homepage
{
try
{
sb.Append(String.Format("<h1>{0}'s Twitter</h1>", user.Name));
sb = GenTimeline(twitter, sb);
}
catch (Exception ex)
{
sb.Append(String.Format("Error [{0}], please go back to <a href=\"/twitter\">login page</a> to try again", ex.Message));
}
}
else //action is not null
{
sb.Append(String.Format("<h1>{0}'s Twitter</h1>", user.Name));
if (action.Equals("following"))
{
try
{
twitter.AddFollowing(following);
sb = GenTimeline(twitter, sb);
}
catch (Exception ex)
{
sb.Append(String.Format("Error [{0}], please go back to <a href=\"/twitter\">login page</a> to try again", ex.Message));
}
}
else if (action.Equals("tweet"))
{
try
{
twitter.PostTweet(message);
sb = GenTimeline(twitter, sb);
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
sb.Append(String.Format("Error [{0}], please go back to <a href=\"/twitter\">login page</a> to try again", ex.Message));
}
}
}
}
response.Body = Encoding.UTF8.GetBytes(sb.ToString());
return(response);
}
public new HTTPResponse GetResponse(HTTPRequest request)
{
HTTPResponse response = new HTTPResponse(200);
StringBuilder sb = new StringBuilder();
session = request.GetPropertyByKey("X-session");
string[] urlToken = request.Url.Split("/");
if (urlToken.Length > 2)
{
action = urlToken[2];
}
else
{
action = null;
}
requestMethod = request.Method;
string username = request.GetRequestByKey("username");
string password = request.GetRequestByKey("password");
if (IsMethod(HTTP_OPTIONS))
{
return(response);
}
if (IsAction(USER_ACTION))
{
if (IsMethod(HTTP_POST))
{
if (!IsNOE(username) && !IsNOE(password))
{
try
{
Twitter.AddUser(username, password);
response.Status = 201;
}
catch (Exception ex)
{
response.SetBody(ex.Message);
response.Status = 500;
}
}
else
{
response.SetBody("Username and password required");
response.Status = 400;
return(response);
}
}
}
else if (IsAction(LOGIN_ACTION))
{
if (IsMethod(HTTP_POST))
{
if (!IsNOE(username) && !IsNOE(password))
{
if (Twitter.IsValidUser(username, password))
{
string newSession = Twitter.GenSession(username);
if (!IsNOE(newSession))
{
response.Status = 201;
dynamic jobj = new JObject();
jobj.Session = newSession;
response.Type = "application/json";
string resp = JsonConvert.SerializeObject(jobj);
response.Body = Encoding.UTF8.GetBytes(resp);
return(response);
}
response.SetBody("Can't create session");
response.Status = 500;
return(response);
}
else
{
response.SetBody("Invalid username/password");
response.Status = 404;
return(response);
}
}
else
{
response.SetBody("Username and password required");
response.Status = 400;
return(response);
}
}
}
else if (!IsNOE(session))
{
User user = Twitter.GetUserFromSession(session);
if (user == null)
{
response.SetBody("User not found, please login again");
response.Status = 404;
return(response);
}
Twitter twitter = new Twitter(user.Name);
if (IsNOE(action))
{
if (IsMethod(HTTP_GET))
{
try
{
response = new HTTPResponse(200);
response.Type = "application/json";
string resp = JsonConvert.SerializeObject(twitter.GetFollowingTimeline());
if (IsNOE(resp))
{
response.SetBody("No post in timline");
response.Status = 404;
return(response);
}
response.Body = Encoding.UTF8.GetBytes(resp);
return(response);
}
catch (Exception ex)
{
response.SetBody(ex.Message);
response.Status = 500;
return(response);
}
}
}
else if (IsAction(LOGOUT_ACTION))
{
if (IsMethod(HTTP_POST))
{
try {
Twitter.RemoveSession(user.Name);
response.Status = 200;
return(response);
}
catch (Exception ex)
{
response.SetBody(ex.Message);
response.Status = 500;
return(response);
}
}
}
else if (IsAction(TWEET_ACTION))
{
if (IsMethod(HTTP_GET))
{
try
{
response = new HTTPResponse(200);
response.Type = "application/json";
string resp = null;
if (IsNOE(urlToken[3]))
{
resp = JsonConvert.SerializeObject(twitter.GetTimeline(user));
}
else
{
User aUser = Twitter.GetUserFromName(urlToken[3]);
if (aUser == null)
{
response.SetBody("User not found");
response.Status = 404;
return(response);
}
resp = JsonConvert.SerializeObject(twitter.GetTimeline(aUser));
}
if (IsNOE(resp))
{
response.SetBody("No post in timline");
response.Status = 404;
return(response);
}
response.Body = Encoding.UTF8.GetBytes(resp);
return(response);
}
catch (Exception ex)
{
response.SetBody(ex.Message);
response.Status = 500;
return(response);
}
}
else if (IsMethod(HTTP_POST))
{
try
{
string message = request.GetRequestByKey("message");
if (IsNOE(message))
{
response.SetBody("Message required");
response.Status = 400;
return(response);
}
Tweet tweet = new Tweet();
tweet.User = user.Name;
tweet.Message = message;
tweet.DateCreated = DateTime.Now;
using (var context = new TweetContext())
{
context.Tweets.Add(tweet);
context.SaveChanges();
}
response.Status = 201;
return(response);
}
catch (Exception ex)
{
response.SetBody(ex.Message);
response.Status = 500;
return(response);
}
}
else if (IsMethod(HTTP_DELETE))
{
try {
throw (new NotImplementedException());
} catch (Exception ex) {
response.SetBody(ex.Message);
response.Status = 501;
return(response);
}
}
}
//action following
else if (IsAction(FOLLOWING_ACTION))
{
if (IsMethod(HTTP_GET))
{
response = new HTTPResponse(200);
response.Type = "application/json";
string resp = JsonConvert.SerializeObject(user.Following);
if (resp == null)
{
response.SetBody("No following");
response.Status = 404;
return(response);
}
response.Body = Encoding.UTF8.GetBytes(resp);
return(response);
}
//add new following
else if (IsMethod(HTTP_POST))
{
string following = request.GetRequestByKey("followingname");
try
{
twitter.AddFollowing(following);
response = new HTTPResponse(201);
response.Type = "application/json";
string resp = JsonConvert.SerializeObject(user.Following);
if (resp == null)
{
response.SetBody("No folowing");
response.Status = 404;
return(response);
}
response.Body = Encoding.UTF8.GetBytes(resp);
return(response);
}
catch (Exception ex)
{
response.Status = 400;
response.SetBody(ex.Message);
return(response);
}
}
else if (IsMethod(HTTP_DELETE))
{
string following = request.GetRequestByKey("followingname");
try
{
twitter.RemoveFollowing(following);
response = new HTTPResponse(200);
response.Type = "application/json";
string resp = JsonConvert.SerializeObject(user.Following);
if (resp == null)
{
response.SetBody("No following");
response.Status = 404;
return(response);
}
response.Body = Encoding.UTF8.GetBytes(resp);
return(response);
}
catch (Exception ex)
{
response.Status = 400;
response.SetBody(ex.Message);
return(response);
}
}
}
//add follow
else if (IsAction(FOLLOW_ACTION))
{
if (IsMethod(HTTP_POST))
{
string following = request.GetRequestByKey("followingname");
try
{
twitter.AddFollowing(following);
response = new HTTPResponse(201);
response.Type = "application/json";
string resp = JsonConvert.SerializeObject(user.Following);
if (resp == null)
{
response.SetBody("No folowing");
response.Status = 404;
return(response);
}
response.Body = Encoding.UTF8.GetBytes(resp);
return(response);
}
catch (Exception ex)
{
response.Status = 400;
response.SetBody(ex.Message);
return(response);
}
}
}
//unfollow
else if (IsAction(UNFOLLOW_ACTION))
{
if (IsMethod(HTTP_DELETE))
{
try
{
twitter.RemoveFollowing(following);
response = new HTTPResponse(200);
response.Type = "application/json";
string resp = JsonConvert.SerializeObject(user.Following);
if (resp == null)
{
response.SetBody("No following");
response.Status = 404;
return(response);
}
response.Body = Encoding.UTF8.GetBytes(resp);
return(response);
}
catch (Exception ex)
{
response.Status = 400;
response.SetBody(ex.Message);
return(response);
}
}
}
}
response.Status = 400;
return(response);
}