2014-02-14 04:37:16 +01:00
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package irc
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import (
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"bufio"
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"log"
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"net"
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"strings"
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)
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type Socket struct {
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conn net.Conn
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reader *bufio.Reader
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receive chan string
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2014-02-14 08:16:07 +01:00
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send chan string
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writer *bufio.Writer
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2014-02-14 04:37:16 +01:00
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}
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func NewSocket(conn net.Conn) *Socket {
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socket := &Socket{
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conn: conn,
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reader: bufio.NewReader(conn),
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receive: make(chan string),
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send: make(chan string),
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writer: bufio.NewWriter(conn),
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}
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go socket.readLines()
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go socket.writeLines()
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return socket
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}
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func (socket *Socket) String() string {
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return socket.conn.RemoteAddr().String()
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}
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func (socket *Socket) Close() {
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socket.conn.Close()
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}
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func (socket *Socket) Read() <-chan string {
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return socket.receive
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}
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2014-02-17 07:20:42 +01:00
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func (socket *Socket) Write(lines []string) {
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2014-02-14 04:37:16 +01:00
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for _, line := range lines {
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socket.send <- line
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}
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2014-02-17 07:20:42 +01:00
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return
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2014-02-14 04:37:16 +01:00
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}
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func (socket *Socket) readLines() {
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2014-02-14 05:38:22 +01:00
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for {
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2014-02-14 04:37:16 +01:00
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line, err := socket.reader.ReadString('\n')
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if err != nil {
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if DEBUG_NET {
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log.Printf("%s → error: %s", socket, err)
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}
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break
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}
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line = strings.TrimSpace(line)
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2014-02-17 07:24:49 +01:00
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if len(line) == 0 {
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continue
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}
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2014-02-14 04:37:16 +01:00
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if DEBUG_NET {
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log.Printf("%s → %s", socket, line)
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}
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socket.receive <- line
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}
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2014-02-17 07:20:42 +01:00
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close(socket.receive)
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2014-02-14 04:37:16 +01:00
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}
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func (socket *Socket) writeLines() {
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for line := range socket.send {
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2014-02-14 04:49:31 +01:00
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if DEBUG_NET {
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2014-02-14 04:37:16 +01:00
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log.Printf("%s ← %s", socket, line)
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}
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if _, err := socket.writer.WriteString(line); socket.maybeLogWriteError(err) {
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break
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}
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if _, err := socket.writer.WriteString(CRLF); socket.maybeLogWriteError(err) {
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break
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}
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2014-02-17 07:20:42 +01:00
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2014-02-14 04:37:16 +01:00
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if err := socket.writer.Flush(); socket.maybeLogWriteError(err) {
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break
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}
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}
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}
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func (socket *Socket) maybeLogWriteError(err error) bool {
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if err != nil {
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if DEBUG_NET {
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log.Printf("%s ← error: %s", socket, err)
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}
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return true
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}
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return false
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}
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