public string GetHtml(bool includeTimeStamps, CultureInfo culture)
{
ChatParticipant initiator = ChatParticipants.GetChatParticipant(Collection.LoginUser, InitiatorID, InitiatorType, ChatID);
ChatMessages messages = new ChatMessages(Collection.LoginUser);
StringBuilder builder = new StringBuilder("<div class=\"chat-messages\">");
builder.Append(string.Format("<p class=\"chat-notification\">Initiated On: {0}<p>", DateCreated.ToString("g", culture)));
if (initiator != null)
{
builder.Append(string.Format("<p class=\"chat-notification\">Initiated By: {0} {1}, {2} (<a href=\"mailto:{3}\">{3}</a>)<p>", initiator.FirstName, initiator.LastName, initiator.CompanyName, initiator.Email));
}
messages.LoadByChatID(ChatID);
List <string> eventsList = GetHTMLGlobalEventAttributes();
foreach (ChatMessage message in messages)
{
string time = message.DateCreated.ToString("h:mm");
string timeFormat = includeTimeStamps ? time + ": " : "";
string messageText = message.Message.Replace("<", "<").Replace(">", ">");
bool containsProhibitedText = false;
int i = 0;
while (i < eventsList.Count && !containsProhibitedText)
{
containsProhibitedText = message.Message.Trim().IndexOf("<script ") >= 0 || message.Message.Trim().Contains(string.Format(" {0}=", eventsList[i]));
i++;
}
if ((message.Message.Trim().IndexOf("<img ") == 0 && !containsProhibitedText) ||
(message.Message.Trim().IndexOf("/chatattachments/") > 0 && !containsProhibitedText) ||
(message.Message.Trim().IndexOf("<a target=\"_blank\" href=") >= 0 && !containsProhibitedText))
{
messageText = message.Message;
}
if (message.IsNotification)
{
builder.Append(string.Format("<p class=\"chat-notification\">{0}{1}<p>", includeTimeStamps ? time + ": " : "", messageText));
}
else if (message.PosterType == ChatParticipantType.User)
{
if (message.PosterID == Collection.LoginUser.UserID)
{
builder.Append(string.Format("<p class=\"chat-message-self\"><span class=\"chat-name\">{1}{0}: </span>{2}</p>", message.Row["PosterName"].ToString(), timeFormat, messageText));
}
else
{
builder.Append(string.Format("<p class=\"chat-message-user\"><span class=\"chat-name\">{1}{0}: </span>{2}</p>", message.Row["PosterName"].ToString(), timeFormat, messageText));
}
}
else
{
builder.Append(string.Format("<p class=\"chat-message-client\"><span class=\"chat-name\">{1}{0}: </span>{2}</p>", message.Row["PosterName"].ToString(), timeFormat, messageText));
}
}
builder.Append("</div>");
return(builder.ToString());
}
public static void KickOutDisconnectedClients(LoginUser loginUser, int organizationID)
{
ChatParticipants participants = new ChatParticipants(loginUser);
participants.LoadExternalDisconnected(organizationID);
foreach (ChatParticipant participant in participants)
{
participant.DateLeft = DateTime.UtcNow;
participant.Collection.Save();
AddNotification(loginUser, participant.ChatID, participant.ParticipantID, participant.ParticipantType, string.Format("{0} {1} has left the chat.", participant.FirstName, participant.LastName));
}
}
public static ChatParticipant GetChatParticipant(LoginUser loginUser, int chatParticipantID)
{
ChatParticipants chatParticipants = new ChatParticipants(loginUser);
chatParticipants.LoadByChatParticipantID(chatParticipantID);
if (chatParticipants.IsEmpty)
{
return(null);
}
else
{
return(chatParticipants[0]);
}
}
public static ChatMessageProxy LeaveChat(LoginUser loginUser, int id, ChatParticipantType type, int chatID)
{
Chat chat = Chats.GetChat(loginUser, chatID);
ChatParticipant self = ChatParticipants.GetChatParticipant(loginUser, id, type, chatID);
if (self == null || self.DateLeft != null)
{
return(null);
}
self.DateLeft = DateTime.UtcNow;
self.Collection.Save();
ChatMessageProxy message = AddNotification(loginUser, chatID, id, type, string.Format("{0} {1} has left the chat.", self.FirstName, self.LastName));
if (self.ParticipantType != ChatParticipantType.User)
{
return(message);
}
ChatParticipants participants = new ChatParticipants(loginUser);
participants.LoadByChatID(chatID);
bool allUsersGone = true;
foreach (ChatParticipant item in participants)
{
if (item.DateLeft == null && item.ParticipantType == ChatParticipantType.User)
{
allUsersGone = false;
break;
}
}
if (allUsersGone)
{
foreach (ChatParticipant item in participants)
{
if (item.DateLeft == null)
{
LeaveChat(loginUser, item.ParticipantID, item.ParticipantType, chatID);
}
}
}
return(message);
}
public static ChatMessageProxy AbandonedChatRequest(LoginUser loginUser, Chat chat, int id, ChatParticipantType type, int chatID)
{
ChatParticipant self = ChatParticipants.GetChatParticipant(loginUser, id, type, chatID);
if (self == null || self.DateLeft != null)
{
return(null);
}
self.DateLeft = DateTime.UtcNow;
self.Collection.Save();
ChatMessageProxy message = AddNotification(loginUser, chatID, id, type, string.Format("{0} {1} has abandoned the chat request.", self.FirstName, self.LastName));
return(message);
}
public static void UpdateTyping(LoginUser loginUser, int id, ChatParticipantType participantType, int chatID)
{
ChatParticipants chatParticipants = new ChatParticipants(loginUser);
using (SqlCommand command = new SqlCommand())
{
command.CommandText = @"
UPDATE ChatParticipants SET LastTyped = GETUTCDATE()
WHERE ChatID = @ChatID AND ParticipantType = @ParticipantType AND ParticipantID = @ParticipantID
";
command.CommandType = CommandType.Text;
command.Parameters.AddWithValue("@ChatID", chatID);
command.Parameters.AddWithValue("@ParticipantType", (int)participantType);
command.Parameters.AddWithValue("@ParticipantID", id);
chatParticipants.ExecuteNonQuery(command, "ChatParticipants");
}
}
public static ChatParticipant GetChatParticipant(LoginUser loginUser, int id, ChatParticipantType type, int chatID)
{
ChatParticipants chatParticipants = new ChatParticipants(loginUser);
using (SqlCommand command = new SqlCommand())
{
//SELECT * FROM ChatParticipants WHERE ChatID = @ChatID AND ParticipantType = @ParticipantType AND ParticipantID = @ParticipantID
if (type == ChatParticipantType.External)
{
command.CommandText = @"
SELECT cp.*, cc.FirstName, cc.LastName, cc.Email, cc.CompanyName,
CASE WHEN DATEDIFF(second, cc.LastPing, GETUTCDATE()) < 15 THEN CAST(1 AS BIT) ELSE CAST(0 AS BIT) END AS IsOnline
FROM ChatParticipants cp
LEFT JOIN ChatClients cc ON cc.ChatClientID = cp.ParticipantID
WHERE cp.ChatID = @ChatID
AND cp.ParticipantType = 1
AND cp.ParticipantID = @ParticipantID
";
}
else
{
command.CommandText = @"
SELECT cp.*, u.FirstName, u.LastName, u.Email, o.Name,
CASE WHEN DATEDIFF(second, u.LastPing, GETUTCDATE()) < 15 THEN CAST(1 AS BIT) ELSE CAST(0 AS BIT) END AS IsOnline
FROM ChatParticipants cp
LEFT JOIN Users u ON u.UserID = cp.ParticipantID
LEFT JOIN Organizations o ON o.OrganizationID = u.OrganizationID
WHERE cp.ChatID = @ChatID
AND cp.ParticipantType = 0
AND cp.ParticipantID = @ParticipantID
";
}
command.CommandType = CommandType.Text;
command.Parameters.AddWithValue("@ChatID", chatID);
command.Parameters.AddWithValue("@ParticipantID", id);
chatParticipants.Fill(command);
}
if (chatParticipants.IsEmpty)
{
return(null);
}
return(chatParticipants[0]);
}
public static void JoinChat(LoginUser loginUser, int id, ChatParticipantType type, int chatID, string ipAddress)
{
ChatMessages messages = new ChatMessages(loginUser);
ChatParticipant part = (new ChatParticipants(loginUser)).AddNewChatParticipant();
part.ChatID = chatID;
part.DateJoined = DateTime.UtcNow;
part.ParticipantID = id;
part.ParticipantType = type;
part.IPAddress = ipAddress;
part.LastTyped = DateTime.UtcNow.AddYears(-10);
part.LastMessageID = messages.GetLastMessageID(chatID);
part.Collection.Save();
part = ChatParticipants.GetChatParticipant(loginUser, id, type, chatID);
if (part == null)
{
return;
}
AddNotification(loginUser, chatID, id, type, string.Format("{0} {1} has joined the chat.", part.FirstName, part.LastName));
}
public ChatParticipant(DataRow row, ChatParticipants chatParticipants) : base(row, chatParticipants)
{
_chatParticipants = chatParticipants;
}
