/// <summary>
/// @Author: Jivanjot Brar
/// POST: if the user chooses Accept friend request, this function takes the id of the user
/// who chooses "accept" and who sent the request and adds the row to the friendslist table
/// and also access the row entered by the user who sent the request and changes the status
/// from "pending" to "accepted"
/// </summary>
/// <param name="friendID">Takes in the the id of the user who sent the request.</param>
/// <param name="userID">Id of the user to whom the request was sent.</param>
/// <returns></returns>
public ActionResult AcceptRequest(int friendID, int userID)
{
try
{
HeartbeatMonitor loginTimer = new HeartbeatMonitor(SessionHandler.UID, HttpContext);
var friend = (from fr in db.FriendsLists
where fr.id == userID && fr.friend_id == friendID
select fr).FirstOrDefault();
if (friend != null)
{
friend.status = "accepted";
}
else
{
FriendsList fl = new FriendsList();
fl.id = userID;
fl.friend_id = friendID;
fl.num_requests_sent = 0;
fl.status = "accepted";
db.FriendsLists.Add(fl);
}
friend = (from fr in db.FriendsLists
where fr.id == friendID && fr.friend_id == userID
select fr).FirstOrDefault();
if (friend != null)
{
friend.status = "accepted";
}
var user = (from usr in db.Users
where usr.id == userID
select usr).FirstOrDefault();
string userImage = user.image_url;
UserMessage um = new UserMessage();
um.datetime_sent = DateTime.Now;
um.sender_id = userID;
um.recipient_id = friendID;
um.subject = "Friend Request Accepted";
um.message = "<table><tr>" +
"<td border=\"0px\"> <img src=\"" + "../" + userImage + "\" height=\"50px\" width=\"45px\" /> </td>" +
"<td>" + user.firstname + " " + user.lastname + " has accepted your friend request. </td>" +
"</tr></table>";
um.message_read = false;
// add the message to the user messages table
db.UserMessages.Add(um);
// save the changes made to the database
db.SaveChanges();
// Redirect to specified view
return RedirectToAction("Index", "FriendList");
}
catch (Exception ex)
{
return View("~/Views/Shared/Error.cshtml", ex);
}
}
/// <summary>
/// @Author: Patrick Tseng
/// Generates messages to admins if a post is reported
/// </summary>
/// <param name="id">id of post to report</param>
/// <returns>Redirects to thread</returns>
public ActionResult Report(int id)
{
//checks if the user has been authenticated
if (!SessionHandler.Logon)
return RedirectToAction("Index", "Login");
//gets the post in question
ForumPost fp = _db.ForumPosts.SingleOrDefault(i => i.id == id);
int threadID = 0;
if(fp != null)
{
threadID = fp.thread_id;
string username = _db.Users.SingleOrDefault(i => i.id == SessionHandler.UID).username;
var users = from u in _db.Users
where u.role == "admin"
select u;
//generates a message for each of the admins and sends them
foreach (User admin in users)
{
UserMessage um = new UserMessage();
um.datetime_sent = DateTime.Now;
um.id = 1;
um.sender_id = 69;
um.recipient_id = admin.id;
um.subject = "Forum post reported";
um.message = username + " reported post " + "<a href=\"/Posts?threadID=" + threadID + "#" + id + "\">#" + id + "</a>.";
um.message_read = false;
_db.UserMessages.Add(um);
}
_db.SaveChanges();
}
return RedirectToAction("Index", new { threadID = threadID});
}
public ActionResult Find(FormCollection fm)
{
bool sendRequest = true;
if (SessionHandler.Logon)
{
try
{
HeartbeatMonitor loginTimer = new HeartbeatMonitor(SessionHandler.UID, HttpContext);
//display a list of users not including the active user
int temp = Convert.ToInt32(fm.GetKey(0));
FriendsList friend = (from f in db.FriendsLists
where f.id == SessionHandler.UID && f.friend_id == temp
select f).FirstOrDefault();
if (friend != null)
{
if (friend.num_requests_sent < 10)
{
int i = friend.num_requests_sent;
friend.num_requests_sent = ++i;
friend.status = "pending";
}
else
{
sendRequest = false;
}
}
else
{
// Add a request to the friends list table
FriendsList fl = new FriendsList();
fl.id = SessionHandler.UID;
fl.friend_id = temp;
fl.num_requests_sent = 1;
fl.status = "pending";
db.FriendsLists.Add(fl);
}
if (sendRequest)
{
// get current users information
User c_user = (from userT in db.Users
where userT.id == SessionHandler.UID
select userT).FirstOrDefault();
// current users image
string userImage = c_user.image_url;
//send friend request message to the select user in find friends form.
UserMessage um = new UserMessage();
// current date and time, when message was sent
um.datetime_sent = DateTime.Now;
//this is the ID of the current logged in user
um.sender_id = SessionHandler.UID;
//This is the ID of the user, who is being sent the friend request.
um.recipient_id = temp;
um.subject = "Friend Request";
um.message = "<table><tr>" +
"<tdborder=\"0px\"> <img src=\"" + "../" + userImage + "\" height=\"50px\" width=\"45px\"/> </td>" +
"<td>" + c_user.firstname + " " + c_user.lastname + " has sent you a friend request. </td>" +
"<td><a href=\"../../../FriendList/AcceptRequest/?friendID=" + SessionHandler.UID + "&userID=" + temp + "\">Accept</a></td>" +
"<td><a href=\"../../../FriendList/DeclineRequest/?friendID=" + SessionHandler.UID + "&userID=" + temp + "\">Decline</a></td>" +
"</tr></table>";
um.message_read = false;
// add the message to the user messages table
db.UserMessages.Add(um);
// save the changes made to the database.
db.SaveChanges();
}
// Redirect to specified view
return RedirectToAction("Find", "FriendList");
}
catch (Exception ex)
{
return View("~/Views/Shared/Error.cshtml", ex);
}
}
else
{
//must go to the login action
return RedirectToAction("Index", "Login");
}
}
