static void item_load_Click(object sender, EventArgs e)
{
MenuItem mItem = sender as MenuItem;
Form form = mItem.GetMainMenu().GetForm();
Panel cpanel = (Panel)form.Controls["cpanel"];
if (cpanel == null)
{
return;
}
OpenFileDialog dia = new OpenFileDialog();
dia.Title = "Select JSON File";
dia.Filter = "JSON files|*.json";
if (dia.ShowDialog() == DialogResult.OK)
{
Stream fstream = dia.OpenFile();
StreamReader sreader = new StreamReader(fstream);
String content = sreader.ReadToEnd();
sreader.Close();
DmConversation convo = Twitter.ParseConversation(content);
if (convo == null)
{
MessageBox.Show("The file you chose doesn't contain any conversation data.", "Invalid File", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
cpanel.BackColor = Color.LightGray;
Console.Clear();
while (cpanel.Controls.Count > 0)
{
cpanel.Controls.Remove(cpanel.Controls[0]);
}
foreach (Message msg in convo.messages)
{
MColor color;
if (msg.sender.id == convo.userTwo.id)
{
color = MColor.Blue;
}
else
{
color = MColor.Grey;
}
Console.WriteLine("[{0}] {1}", msg.date.ToShortTimeString(), msg.text);
Graphing.AddMessage(msg.text, msg.date, cpanel, color, true);
}
cpanel.BackColor = Color.White;
}
}
public static DmConversation ParseConversation(String input)
{
// is there even anything in { } brackets?
// if no json -> return empty convo
Regex json_regex = new Regex("(?'json'{.*})", RegexOptions.Singleline);
Match json_match = json_regex.Match(input);
if (!json_match.Groups["json"].Success)
{
return(null);
}
// check for conversation id
// if no conversation id -> return empty convo
String json = json_match.Groups["json"].Value;
Regex id_regex = new Regex("\"conversationId\"\\s*:\\s*\"(?'one'\\d*)-(?'two'\\d*)\"");
Match id_match = id_regex.Match(json);
if (!id_match.Success || !id_match.Groups["one"].Success || !id_match.Groups["two"].Success)
{
return(null);
}
long id_one = Int64.Parse(id_match.Groups["one"].Value);
long id_two = Int64.Parse(id_match.Groups["two"].Value);
// find msg array
Regex msg_ar_regex = new Regex("\"messages\"\\s*:\\s*\\[\\s*{.*}\\s*\\]", RegexOptions.Singleline);
Match msg_ar_match = msg_ar_regex.Match(json);
if (!msg_ar_match.Success)
{
return(null);
}
// {\s*"messageCreate"[^}]*"recipientId"\s*:\s*"(?'recip'\d*)"[^}]*"text"\s*:\s*"(?'text'[^"]*)"[^}]*"senderId"\s*:\s*"(?'sender'\d*)"[^}]*"id"\s*:\s*"(?'id'\d*)"[^}]*"createdAt"\s*:\s*"(?'date'[^"]*)"[^}]*}
// check for entire messageCreate objects, gather them in a match collection, return null if none are found
Regex msg_regex = new Regex("{\\s*\"messageCreate\"[^}]*\"recipientId\"\\s*:\\s*\"(?'recip'\\d*)\"[^}]*\"text\"\\s*:\\s*\"(?'text'[^\"]*)\"[^}]*\"senderId\"\\s*:\\s*\"(?'sender'\\d*)\"[^}]*\"id\"\\s*:\\s*\"(?'id'\\d*)\"[^}]*\"createdAt\"\\s*:\\s*\"(?'date'[^\"]*)\"[^}]*}", RegexOptions.Singleline);
MatchCollection msg_matches = msg_regex.Matches(msg_ar_match.Value);
if (msg_matches.Count == 0)
{
return(null);
}
DmConversation convo = new DmConversation(new User(id_one), new User(id_two));
for (int i = msg_matches.Count - 1; i > -1; i--)
{
Match current = msg_matches[i];
String text = current.Groups["text"].Value;
long sender = Int64.Parse(current.Groups["sender"].Value);
long recipient = Int64.Parse(current.Groups["recip"].Value);
long id = Int64.Parse(current.Groups["id"].Value);
DateTime sent = new DateTime(1970, 01, 01, 12, 00, 00);
DateTime.TryParse(current.Groups["date"].Value, out sent);
Message msg = new Message(text, id, new User(sender), new User(recipient), sent);
convo.messages.Add(msg);
}
return(convo);
}