Patched critical bug I.

This commit is contained in:
meer 2026-07-26 13:44:58 +00:00
parent 7c532f9233
commit ead0c8e3c9

63
main.go
View File

@ -485,21 +485,14 @@ func handleConn(conn net.Conn) {
client.fwrite(":server 303 %s :%s\r\n", client.nick, strings.Join(online, " "))
// ircv3 stuff
case "CHATHISTORY":
subcmd := strings.ToUpper(msg.Params[0])
if subcmd == "LATEST" {
if len(msg.Params) < 3 {
if len(msg.Params) < 1 {
client.fwrite(":server 461 %s CHATHISTORY :Not enough parameters\r\n", client.nick)
continue
}
target := historyTargetName(msg.Params[1])
count, convErr := strconv.Atoi(msg.Params[2])
if convErr != nil || count <= 0 {
client.fwrite(":server 461 %s CHATHISTORY :Invalid message count\r\n", client.nick)
continue
}
client.serveHistory(subcmd, target, count, msg.Params)
} else {
subcmd := strings.ToUpper(msg.Params[0])
switch subcmd {
case "LATEST", "BEFORE", "AFTER", "AROUND":
if len(msg.Params) < 4 {
client.fwrite(":server 461 %s CHATHISTORY :Not enough parameters\r\n", client.nick)
continue
@ -511,6 +504,34 @@ func handleConn(conn net.Conn) {
continue
}
client.serveHistory(subcmd, target, count, msg.Params)
case "BETWEEN":
if len(msg.Params) < 5 {
client.fwrite(":server 461 %s CHATHISTORY :Not enough parameters\r\n", client.nick)
continue
}
target := historyTargetName(msg.Params[1])
count, convErr := strconv.Atoi(msg.Params[4])
if convErr != nil || count <= 0 {
client.fwrite(":server 461 %s CHATHISTORY :Invalid message count\r\n", client.nick)
continue
}
client.serveHistory(subcmd, target, count, msg.Params)
case "TARGETS":
if len(msg.Params) < 4 {
client.fwrite(":server 461 %s CHATHISTORY :Not enough parameters\r\n", client.nick)
continue
}
count, convErr := strconv.Atoi(msg.Params[3])
if convErr != nil || count <= 0 {
client.fwrite(":server 461 %s CHATHISTORY :Invalid message count\r\n", client.nick)
continue
}
client.serveHistory(subcmd, "", count, msg.Params)
default:
client.fwrite(":server 400 %s CHATHISTORY :Unknown subcommand\r\n", client.nick)
}
case "MONITOR":
@ -644,6 +665,24 @@ func (c *Client) serveHistory(subcmd, target string, count int, params []string)
}
defer rows.Close()
msgs = scanRows(rows, target)
case "BETWEEN":
if len(params) < 5 {
c.fwrite(":server 461 %s CHATHISTORY :Not enough parameters\r\n", c.nick)
return
}
start := strings.TrimPrefix(params[2], "msgid=")
end := strings.TrimPrefix(params[3], "msgid=")
rows, err := db.Query(`SELECT msgid, timestamp, prefix, command, msg
FROM messages
WHERE channel=? AND msgid BETWEEN ? AND ?
ORDER BY timestamp ASC LIMIT ?`,
target, start, end, count)
if err != nil {
c.fwrite(":server 718 %s %s :No history available\r\n", c.nick, target)
return
}
defer rows.Close()
msgs = scanRows(rows, target)
case "AFTER":
if len(params) < 4 {