catbase/plugins/emojifyme/emojifyme.go

125 lines
2.6 KiB
Go

// © 2013 the CatBase Authors under the WTFPL. See AUTHORS for the list of authors.
package emojifyme
import (
"encoding/json"
"io/ioutil"
"log"
"math/rand"
"net/http"
"strings"
"github.com/velour/catbase/bot"
"github.com/velour/catbase/bot/msg"
)
type EmojifyMePlugin struct {
Bot bot.Bot
GotBotEmoji bool
Emoji map[string]string
}
func New(bot bot.Bot) *EmojifyMePlugin {
resp, err := http.Get("https://raw.githubusercontent.com/github/gemoji/master/db/emoji.json")
if err != nil {
log.Fatalf("Error generic emoji list: %s", err)
}
body, err := ioutil.ReadAll(resp.Body)
resp.Body.Close()
if err != nil {
log.Fatalf("Error generic emoji list body: %s", err)
}
type Emoji struct {
Aliases []string `json:"aliases"`
}
var emoji []Emoji
err = json.Unmarshal(body, &emoji)
if err != nil {
log.Fatalf("Error parsing emoji list: %s", err)
}
emojiMap := map[string]string{}
for _, e := range emoji {
for _, alias := range e.Aliases {
emojiMap[alias] = alias
}
}
return &EmojifyMePlugin{
Bot: bot,
GotBotEmoji: false,
Emoji: emojiMap,
}
}
func (p *EmojifyMePlugin) Message(message msg.Message) bool {
if !p.GotBotEmoji {
p.GotBotEmoji = true
emojiMap := p.Bot.GetEmojiList()
for e := range emojiMap {
p.Emoji[e] = e
}
}
inertTokens := p.Bot.Config().GetArray("Emojify.Scoreless", []string{})
emojied := 0.0
emojys := []string{}
msg := strings.Replace(strings.ToLower(message.Body), "_", " ", -1)
for k, v := range p.Emoji {
k = strings.Replace(k, "_", " ", -1)
candidates := []string{
k,
k + "es",
k + "s",
}
for _, c := range candidates {
if strings.Contains(msg, " "+c+" ") ||
strings.HasPrefix(msg, c+" ") ||
strings.HasSuffix(msg, " "+c) {
emojys = append(emojys, v)
if !stringsContain(inertTokens, k) || len(v) > 2 {
emojied += 1
}
}
}
}
if emojied > 0 && rand.Float64() <= p.Bot.Config().GetFloat64("Emojify.Chance", 0.02)*emojied {
for _, e := range emojys {
p.Bot.React(message.Channel, e, message)
}
return true
}
return false
}
func (p *EmojifyMePlugin) Help(channel string, parts []string) {
}
func (p *EmojifyMePlugin) Event(kind string, message msg.Message) bool {
return false
}
func (p *EmojifyMePlugin) BotMessage(message msg.Message) bool {
return false
}
func (p *EmojifyMePlugin) RegisterWeb() *string {
return nil
}
func (p *EmojifyMePlugin) ReplyMessage(message msg.Message, identifier string) bool { return false }
func stringsContain(haystack []string, needle string) bool {
for _, s := range haystack {
if s == needle {
return true
}
}
return false
}