Initial commit.

1 files changed, 168 insertions, 0 deletions

diff --git a/src/server.rs b/src/server.rs
new file mode 100644
index 0000000..71012ba
--- /dev/null
+++ b/src/server.rs
@@ -0,0 +1,168 @@
+use std::io::{
+    BufferedReader,
+    TcpStream,
+    IoError
+};
+use std::ascii::StrAsciiExt;
+use std::comm;
+use std::comm::{ Sender, Receiver };
+use std::collections::HashMap;
+
+use std::str::UnicodeStrSlice;
+
+use events::*;
+
+use ident::Ident;
+
+fn parse_msg(v: Vec<&str>, from: uint) -> String {
+    let mut msg = if v[from].chars().next().unwrap() == ':' {
+        v[from][1..].into_string()
+    } else { v[from].into_string() };
+    for m in v.iter().skip(from + 1) {
+        msg.push_str(" ");
+        msg.push_str(m.trim_right());
+    }
+    msg
+}
+
+#[deriving(Show, PartialEq, Eq, Clone)]
+pub enum Failure {
+    NotConnected,
+    Io(IoError)
+}
+
+pub struct Context<'a> {
+    prefix: &'a str,
+    command: &'a str,
+    parts: [&'a str]
+}
+
+pub struct Server<'a> {
+    host: String,
+    port: u16,
+    stream: Option<TcpStream>,
+    event_sender: Option<Sender<Event>>,
+    event_types: HashMap<String, &'a Fn<Context<'a>, Event> + 'a>
+}
+
+impl<'a> Server<'a> {
+    pub fn new(host: String, port: u16) -> Server<'a> {
+        Server {
+            host: host,
+            port: port,
+            stream: None,
+            event_sender: None,
+            event_types: HashMap::new()
+        }
+    }
+
+    pub fn events(&mut self) -> Receiver<Event> {
+        let (tx, rx) = comm::channel();
+        self.events = Some(tx);
+        rx
+    }
+
+    fn fire_event(&mut self, event: Event) {
+        self.events.as_ref().map(|s| s.send(event.clone()));
+    }
+
+    pub fn connect(&mut self) -> Result<(), Failure> {
+        self.stream = match TcpStream::connect(self.host.as_slice(), self.port) {
+            Ok(tcp) => Some(tcp),
+            Err(e) => return Err(Io(e))
+        };
+
+        let mut s = self.clone();
+        spawn(proc() {
+            s.listen();
+        });
+        Ok(())
+    }
+
+    #[inline]
+    fn sendraw(&mut self, s: &str, newline: bool) -> Result<(), Failure> {
+        println!("{}", s);
+        if self.stream.is_some() {
+            let mut st = self.stream.clone().unwrap();
+            match st.write_str(s) {
+                Ok(_) => match st.flush() {
+                    Ok(_) if newline => match st.write_str("\r\n") {
+                        Ok(_) => Ok(()),
+                        Err(e) => return Err(Io(e))
+                    },
+                    Ok(_) => Ok(()),
+                    Err(e) => return Err(Io(e))
+                },
+                Err(e) => return Err(Io(e))
+            }
+        } else {
+            Err(NotConnected)
+        }
+    }
+
+    pub fn join(&mut self, channel: &str) -> Result<(), Failure> {
+        self.sendraw(format!("JOIN {}", channel).as_slice(), true)
+    }
+
+    pub fn nick(&mut self, nick: &str) -> Result<(), Failure> {
+        self.sendraw(format!("NICK {}", nick).as_slice(), true)
+    }
+
+    pub fn user(&mut self, username: &str, hostname: &str, servername: &str, realname: &str) -> Result<(), Failure> {
+        self.sendraw(format!("USER {} {} {} :{}", username, hostname, servername, realname).as_slice(), true)
+    }
+
+    pub fn password(&mut self, password: &str) -> Result<(), Failure> {
+        self.sendraw(format!("PASS {}", password).as_slice(), true)
+    }
+
+    pub fn msg(&mut self, target: &str, message: &str) -> Result<(), Failure> {
+        self.sendraw(format!("PRIVMSG {} :{}", target, message).as_slice(), true)
+    }
+
+    fn listen(&mut self) {
+        let stream = match self.stream {
+            Some(ref s) => s.clone(),
+            None => return
+        };
+        let mut reader = BufferedReader::new(stream);
+        loop {
+            let line = reader.read_line().unwrap();
+            let mut parts = line.as_slice().split(' ').collect::<Vec<&str>>();
+            println!("{}", parts);
+            if parts.len() == 0 {
+                continue;
+            }
+
+            // if message has a prefix
+            let prefix = if parts[0].chars().next().unwrap() == ':' {
+                parts.remove(0).unwrap()
+            } else { "" };
+
+            let cmd = parts.remove(0).unwrap();
+            let context = Context { prefix: prefix, cmd: cmd, parts: parts };
+            self.events.entry(cmd).call(&context);
+
+            /*match parts[0].to_ascii_upper().as_slice() {
+                "001" => {
+                    self.fire_event(RplWelcome(box Welcome {
+                        source: prefix.into_string(),
+                        target: parts[1].into_string(),
+                        msg: parse_msg(parts, 2)
+                    }))
+                },
+                "PING" => {
+                    let _ = self.sendraw(format!("PONG {}", parts.get(1)).as_slice(), true);
+                    continue;
+                }
+                "PRIVMSG" => {
+                    let from = Ident::parse(prefix).unwrap();
+                    let to = parts[1];
+                    let msg = parse_msg(parts, 2);
+                    self.fire_event(PrivMsg(from, to.into_string(), msg))
+                },
+                _ => ()
+            }*/
+        }
+    }
+}