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mirror of https://github.com/fumiama/NanoBot.git synced 2026-06-08 12:10:23 +08:00
This commit is contained in:
源文雨
2023-10-16 00:26:04 +09:00
parent 6a1019d201
commit ce34c996ef
25 changed files with 2844 additions and 8 deletions

450
rules.go Normal file
View File

@@ -0,0 +1,450 @@
package nano
import (
"reflect"
"regexp"
"strings"
"time"
)
// PrefixRule check if the text message has the prefix and trim the prefix
//
// 检查消息前缀
func PrefixRule(prefix string) Rule {
return PrefixGroupRule(prefix)
}
// PrefixGroupRule check if the text message has the prefix and trim the prefix
//
// 检查消息前缀
func PrefixGroupRule(prefixes ...string) Rule {
return func(ctx *Ctx) bool {
switch msg := ctx.Value.(type) {
case *Message:
if msg.Content == "" { // 确保无空
return false
}
for _, prefix := range prefixes {
if strings.HasPrefix(msg.Content, prefix) {
ctx.State["prefix"] = prefix
arg := strings.TrimLeft(msg.Content[len(prefix):], " ")
ctx.State["args"] = arg
return true
}
}
return false
default:
return false
}
}
}
// SuffixRule check if the text message has the suffix and trim the suffix
//
// 检查消息后缀
func SuffixRule(suffix string) Rule {
return SuffixGroupRule(suffix)
}
// SuffixGroupRule check if the text message has the suffix and trim the suffix
//
// 检查消息后缀
func SuffixGroupRule(suffixes ...string) Rule {
return func(ctx *Ctx) bool {
switch msg := ctx.Value.(type) {
case *Message:
if msg.Content == "" { // 确保无空
return false
}
for _, suffix := range suffixes {
if strings.HasSuffix(msg.Content, suffix) {
ctx.State["suffix"] = suffix
arg := strings.TrimRight(msg.Content[:len(msg.Content)-len(suffix)], " ")
ctx.State["args"] = arg
return true
}
}
return false
default:
return false
}
}
}
// CommandRule check if the message is a command and trim the command name
//
// this rule only supports Message
func CommandRule(command string) Rule {
return CommandGroupRule(command)
}
// CommandGroupRule check if the message is a command and trim the command name
//
// this rule only supports Message
func CommandGroupRule(commands ...string) Rule {
return func(ctx *Ctx) bool {
msg, ok := ctx.Value.(*Message)
if !ok || msg.Content == "" { // 确保无空
return false
}
msg.Content = strings.TrimSpace(msg.Content)
if msg.Content == "" { // 确保无空
return false
}
cmdMessage := ""
args := ""
switch {
case strings.HasPrefix(msg.Content, "/"):
cmdMessage, args, _ = strings.Cut(msg.Content, " ")
cmdMessage, _, _ = strings.Cut(cmdMessage, "@")
cmdMessage = cmdMessage[1:]
default:
return false
}
for _, command := range commands {
if strings.HasPrefix(cmdMessage, command) {
ctx.State["command"] = command
ctx.State["args"] = args
return true
}
}
return false
}
}
// RegexRule check if the message can be matched by the regex pattern
func RegexRule(regexPattern string) Rule {
regex := regexp.MustCompile(regexPattern)
return func(ctx *Ctx) bool {
switch msg := ctx.Value.(type) {
case *Message:
if msg.Content == "" { // 确保无空
return false
}
if matched := regex.FindStringSubmatch(msg.Content); matched != nil {
ctx.State["regex_matched"] = matched
return true
}
return false
default:
return false
}
}
}
// ReplyRule check if the message is replying some message
//
// this rule only supports Message
func ReplyRule(messageID string) Rule {
return func(ctx *Ctx) bool {
msg, ok := ctx.Value.(*Message)
if !ok || msg.MessageReference == nil { // 确保无空
return false
}
return messageID == msg.MessageReference.MessageID
}
}
func KeywordRule(src string) Rule {
return KeywordGroupRule(src)
}
// KeywordGroupRule check if the message has a keyword or keywords
func KeywordGroupRule(src ...string) Rule {
return func(ctx *Ctx) bool {
switch msg := ctx.Value.(type) {
case *Message:
if msg.Content == "" { // 确保无空
return false
}
for _, str := range src {
if strings.Contains(msg.Content, str) {
ctx.State["keyword"] = str
return true
}
}
return false
default:
return false
}
}
}
// FullMatchRule check if src has the same copy of the message
func FullMatchRule(src string) Rule {
return FullMatchGroupRule(src)
}
// FullMatchGroupRule check if src has the same copy of the message
func FullMatchGroupRule(src ...string) Rule {
return func(ctx *Ctx) bool {
switch msg := ctx.Value.(type) {
case *Message:
if msg.Content == "" { // 确保无空
return false
}
for _, str := range src {
if str == msg.Content {
ctx.State["matched"] = msg.Content
return true
}
}
return false
default:
return false
}
}
}
// ShellRule 定义shell-like规则
//
// this rule only supports Message
func ShellRule(cmd string, model interface{}) Rule {
cmdRule := CommandRule(cmd)
t := reflect.TypeOf(model)
return func(ctx *Ctx) bool {
if !cmdRule(ctx) {
return false
}
// bind flag to struct
args := ParseShell(ctx.State["args"].(string))
val := reflect.New(t)
fs := registerFlag(t, val)
err := fs.Parse(args)
if err != nil {
return false
}
ctx.State["args"] = fs.Args()
ctx.State["flag"] = val.Interface()
return true
}
}
// OnlyToMe only triggered in conditions of @bot or begin with the nicknames
//
// this rule only supports Message
func OnlyToMe(ctx *Ctx) bool {
return ctx.IsToMe
}
// CheckUser only triggered by specific person
func CheckUser(userID ...string) Rule {
return func(ctx *Ctx) bool {
switch msg := ctx.Value.(type) {
case *Message:
if msg.Author == nil { // 确保无空
return false
}
for _, uid := range userID {
if msg.Author.ID == uid {
return true
}
}
return false
default:
return false
}
}
}
// CheckChannel only triggered in specific channel
func CheckChannel(channelID ...string) Rule {
return func(ctx *Ctx) bool {
switch msg := ctx.Value.(type) {
case *Message:
if msg.ChannelID == "" { // 确保无空
return false
}
for _, cid := range channelID {
if msg.ChannelID == cid {
return true
}
}
return false
default:
return false
}
}
}
// CheckGuild only triggered in specific guild
func CheckGuild(guildID ...string) Rule {
return func(ctx *Ctx) bool {
switch msg := ctx.Value.(type) {
case *Message:
if msg.GuildID == "" { // 确保无空
return false
}
for _, gid := range guildID {
if msg.GuildID == gid {
return true
}
}
return false
default:
return false
}
}
}
// OnlyPrivate requires that the ctx.Event is direct message
func OnlyPrivate(ctx *Ctx) bool {
if ctx.Type == "" { // 确保无空
return false
}
return strings.HasPrefix(ctx.Type, "Direct")
}
// OnlyPublic requires that the ctx.Event is channel message
func OnlyPublic(ctx *Ctx) bool {
if ctx.Type == "" { // 确保无空
return false
}
return !strings.HasPrefix(ctx.Type, "Direct")
}
// OnlyChannel requires that the ctx.Event is channel message
func OnlyChannel(ctx *Ctx) bool {
return OnlyPublic(ctx)
}
// SuperUserPermission only triggered by the bot's owner
func SuperUserPermission(ctx *Ctx) bool {
switch msg := ctx.Value.(type) {
case *Message:
if msg.Author == nil { // 确保无空
return false
}
for _, su := range ctx.Caller.SuperUsers {
if su == msg.Author.ID {
return true
}
}
return false
default:
return false
}
}
// CreaterPermission only triggered by the creater or higher permission
func CreaterPermission(ctx *Ctx) bool {
if SuperUserPermission(ctx) {
return true
}
switch msg := ctx.Value.(type) {
case *Message:
if msg.Author == nil || msg.Member == nil { // 确保无空
return false
}
for _, role := range msg.Member.Roles {
if role == RoleIDCreater {
return true
}
}
return false
default:
return false
}
}
// AdminPermission only triggered by the admins or higher permission
func AdminPermission(ctx *Ctx) bool {
if SuperUserPermission(ctx) {
return true
}
switch msg := ctx.Value.(type) {
case *Message:
if msg.Author == nil || msg.Member == nil { // 确保无空
return false
}
for _, role := range msg.Member.Roles {
if role == RoleIDCreater || role == RoleIDAdmin {
return true
}
}
return false
default:
return false
}
}
// ChannelAdminPermission only triggered by the channel admins or higher permission
func ChannelAdminPermission(ctx *Ctx) bool {
if SuperUserPermission(ctx) {
return true
}
switch msg := ctx.Value.(type) {
case *Message:
if msg.Author == nil || msg.Member == nil { // 确保无空
return false
}
for _, role := range msg.Member.Roles {
if role == RoleIDCreater || role == RoleIDAdmin || role == RoleIDChannelAdmin {
return true
}
}
return false
default:
return false
}
}
// UserOrGrpAdmin 允许用户单独使用或群管使用
func UserOrGrpAdmin(ctx *Ctx) bool {
if OnlyPublic(ctx) {
return AdminPermission(ctx)
}
return OnlyToMe(ctx)
}
// UserOrChannelAdmin 允许用户单独使用或频道管理使用
func UserOrChannelAdmin(ctx *Ctx) bool {
if OnlyPublic(ctx) {
return ChannelAdminPermission(ctx)
}
return OnlyToMe(ctx)
}
// HasAttachments 消息包含 Attachments (典型: 图片) 返回 true
func HasAttachments(ctx *Ctx) bool {
msg, ok := ctx.Value.(*Message)
if !ok || len(msg.Attachments) == 0 { // 确保无空
return false
}
ctx.State["attachments"] = msg.Attachments
return true
}
// MustProvidePhoto 消息不存在图片阻塞120秒至有图片超时返回 false
func MustProvidePhoto(onmessage string, needphohint, failhint string) Rule {
return func(ctx *Ctx) bool {
msg, ok := ctx.Value.(*Message)
if ok && len(msg.Attachments) > 0 { // 确保无空
ctx.State["attachments"] = msg.Attachments
return true
}
// 没有图片就索取
if needphohint != "" {
_, err := ctx.Caller.PostMessageToChannel(msg.ChannelID, &MessagePost{
Content: needphohint,
MessageReference: &MessageReference{MessageID: msg.ID},
ReplyMessageID: msg.ID,
})
if err != nil {
return false
}
}
next := NewFutureEvent(onmessage, 999, false, ctx.CheckSession(), HasAttachments).Next()
select {
case <-time.After(time.Second * 120):
if failhint != "" {
_, _ = ctx.SendPlainMessage(true, failhint)
}
return false
case newCtx := <-next:
ctx.State["photos"] = newCtx.State["photos"]
ctx.Event = newCtx.Event
return true
}
}
}