readd invisible mentions

fun.go

@@ -123,6 +123,11 @@ func reverbolate(userid int64, honks []*Honk) {
 		h.Precis = demoji(h.Precis)
 		h.Noise = demoji(h.Noise)
 		h.Open = "open"
+		for _, m := range h.Mentions {
+			if !strings.Contains(h.Noise, m.Nick()) {
+				h.Noise = "(" + m.Who + ")" + h.Noise
+			}
+		}
 
 		zap := make(map[string]bool)
 		{

honk.go

@@ -23,6 +23,7 @@ import (
 	"log/syslog"
 	notrand "math/rand"
 	"os"
+	"regexp"
 	"strconv"
 	"strings"
 	"time"
@@ -135,6 +136,15 @@ type Mention struct {
 	Where string
 }
 
+var re_firstname = regexp.MustCompile("@[[:alnum:]]+")
+
+func (mention *Mention) Nick() string {
+	if m := re_firstname.FindString(mention.Who); m != "" {
+		return m
+	}
+	return mention.Who
+}
+
 type OldRevision struct {
 	Precis string
 	Noise  string