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-rw-r--r--room.go74
1 files changed, 74 insertions, 0 deletions
diff --git a/room.go b/room.go
new file mode 100644
index 0000000..a7c2ad0
--- /dev/null
+++ b/room.go
@@ -0,0 +1,74 @@
+package main
+
+import (
+ "fmt"
+ "log"
+ "strings"
+
+ "dim13.org/bot/internal/flood"
+ "dim13.org/bot/internal/href"
+ "dim13.org/bot/internal/re"
+ irc "github.com/fluffle/goirc/client"
+ lru "github.com/hashicorp/golang-lru"
+)
+
+type Room struct {
+ room string
+ last *lru.Cache
+ titles *lru.Cache
+}
+
+func newRoom(room string, sz int) *Room {
+ last, _ := lru.New(sz)
+ titles, _ := lru.New(sz)
+ return &Room{room: room, last: last, titles: titles}
+}
+
+func (r *Room) Handle(conn *irc.Conn, line *irc.Line) {
+ defer func() {
+ if r := recover(); r != nil {
+ log.Println("panic", r)
+ }
+ }()
+ t := line.Text()
+ switch {
+ case line.Nick == conn.Me().Nick:
+ // ignore self
+ case flood.Is(t):
+ log.Println("flood", line.Nick)
+ conn.Kick(r.room, line.Nick)
+ case strings.HasPrefix(t, "s"):
+ global := strings.HasSuffix(t, "g")
+ if tofix, ok := r.last.Get(line.Nick); ok {
+ fixed, err := re.Replace(tofix.(string), t[1:], global)
+ if err == nil && fixed != tofix {
+ log.Println("regexp", t)
+ fmt.Fprintf(newNotify(conn, line.Target()), "%v meant to say: %s", line.Nick, fixed)
+ return
+ }
+
+ }
+ fallthrough
+ default:
+ for _, v := range href.Links(t) {
+ title, ok := r.titles.Get(v)
+ if !ok {
+ var err error
+ title, err = href.Title(v)
+ if err != nil {
+ log.Println(v, err)
+ }
+ r.titles.Add(v, title)
+ }
+ if title != "" {
+ w := newNotify(conn, line.Target())
+ if ok {
+ fmt.Fprintf(w, "Title: %v (cached)", title)
+ } else {
+ fmt.Fprintf(w, "Title: %v", title)
+ }
+ }
+ }
+ r.last.Add(line.Nick, t)
+ }
+}