noot

plugins/caps/ircmw/cap.go

@@ -1,83 +0,0 @@
-package ircmw
-
-import (
-	"context"
-	"strings"
-	"time"
-
-	"tuxpa.in/a/irc/pkg/ircv3"
-)
-
-type Capabilities struct {
-	pending int
-}
-
-var capabilitiesKey struct{}
-
-func AddPending(ctx context.Context, i int) {
-	val, ok := ctx.Value(capabilitiesKey).(*Capabilities)
-	if !ok {
-		return
-	}
-	val.pending += i
-}
-
-func (c *Capabilities) Middleware(next ircv3.Handler) ircv3.Handler {
-	return ircv3.HandlerFunc(func(ctx context.Context, w ircv3.MessageWriter, m *ircv3.Message) {
-		ctx = context.WithValue(ctx, capabilitiesKey, c)
-		if m.Command == "" {
-			c.pending++
-			w.WriteMessage(ircv3.NewMessage("CAP", "LS", "302"))
-		}
-		next.Handle(ctx, w, m)
-		if m.Command == "CAP" && m.Param(0) == "*" && m.Param(1) == "LS" {
-			c.pending--
-		}
-		if c.pending == 0 {
-			c.pending = -1
-			w.WriteMessage(ircv3.NewMessage("CAP", "END"))
-		}
-	})
-}
-
-func CapabilityExchange(next ircv3.Handler) ircv3.Handler {
-	return ircv3.HandlerFunc(func(ctx context.Context, w ircv3.MessageWriter, m *ircv3.Message) {
-		next.Handle(ctx, w, m)
-	})
-}
-
-var keyServerTime struct{}
-
-func ServerTime(ctx context.Context) time.Time {
-	val, ok := ctx.Value(keyServerTime).(time.Time)
-	if !ok {
-		return time.Time{}
-	}
-	return val
-}
-
-func CapabilityServerTime(next ircv3.Handler) ircv3.Handler {
-	enabled := false
-	return ircv3.HandlerFunc(func(ctx context.Context, w ircv3.MessageWriter, m *ircv3.Message) {
-		if m.Command == "CAP" && m.Param(0) == "*" && m.Param(1) == "LS" {
-			if strings.Contains(m.Param(2), "server-time") {
-				AddPending(ctx, 1)
-				w.WriteMessage(ircv3.NewMessage("CAP", "REQ", "server-time"))
-			}
-		}
-		if m.Command == "CAP" && m.Param(1) == "ACK" && m.Param(2) == "server-time" {
-			AddPending(ctx, -1)
-			enabled = true
-		}
-		if enabled {
-			tString := m.Tags.Get("time")
-			if tString != "" {
-				parsedTime, err := time.Parse("2006-01-02T15:04:05.000Z", tString)
-				if err == nil {
-					ctx = context.WithValue(ctx, keyServerTime, parsedTime)
-				}
-			}
-		}
-		next.Handle(ctx, w, m)
-	})
-}