mirror of
https://github.com/fumiama/ReiBot.git
synced 2026-06-05 17:10:25 +08:00
385 lines
8.9 KiB
Go
385 lines
8.9 KiB
Go
package rei
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import (
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"reflect"
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"regexp"
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"strings"
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"time"
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tgba "github.com/go-telegram-bot-api/telegram-bot-api/v5"
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)
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// PrefixRule check if the text message has the prefix and trim the prefix
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//
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// 检查消息前缀
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func PrefixRule(prefixes ...string) Rule {
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return func(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.Text == "" { // 确保无空
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return false
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}
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for _, prefix := range prefixes {
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if strings.HasPrefix(msg.Text, prefix) {
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ctx.State["prefix"] = prefix
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arg := strings.TrimLeft(msg.Text[len(prefix):], " ")
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ctx.State["args"] = arg
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return true
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}
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}
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return false
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}
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}
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// SuffixRule check if the text message has the suffix and trim the suffix
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//
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// 检查消息后缀
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func SuffixRule(suffixes ...string) Rule {
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return func(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.Text == "" { // 确保无空
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return false
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}
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for _, suffix := range suffixes {
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if strings.HasSuffix(msg.Text, suffix) {
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ctx.State["suffix"] = suffix
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arg := strings.TrimRight(msg.Text[:len(msg.Text)-len(suffix)], " ")
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ctx.State["args"] = arg
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return true
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}
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}
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return false
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}
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}
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// CommandRule check if the message is a command and trim the command name
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func CommandRule(commands ...string) Rule {
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return func(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.Text == "" { // 确保无空
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return false
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}
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if msg.IsCommand() {
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ctx.State["command"] = msg.Command()
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ctx.State["args"] = msg.CommandArguments()
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return true
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}
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if strings.HasPrefix(msg.Text, "/") {
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a := strings.Index(msg.Text, "@")
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b := strings.Index(msg.Text, " ")
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if b <= 1 {
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ctx.State["command"] = msg.Text[1:]
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ctx.State["args"] = ""
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return true
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}
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if b == len(msg.Text) {
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return false
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}
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if a < 0 {
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ctx.State["command"] = msg.Text[1:b]
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ctx.State["args"] = msg.Text[b+1:]
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return true
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}
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if a >= b {
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return false
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}
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ctx.State["command"] = msg.Text[1:a]
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ctx.State["args"] = msg.Text[b+1:]
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return true
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}
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return false
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}
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}
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// RegexRule check if the message can be matched by the regex pattern
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func RegexRule(regexPattern string) Rule {
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regex := regexp.MustCompile(regexPattern)
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return func(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.Text == "" { // 确保无空
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return false
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}
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if matched := regex.FindStringSubmatch(msg.Text); matched != nil {
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ctx.State["regex_matched"] = matched
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return true
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}
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return false
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}
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}
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// ReplyRule check if the message is replying some message
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func ReplyRule(messageID int) Rule {
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return func(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.ReplyToMessage == nil { // 确保无空
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return false
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}
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return messageID == msg.MessageID
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}
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}
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// KeywordRule check if the message has a keyword or keywords
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func KeywordRule(src ...string) Rule {
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return func(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.Text == "" { // 确保无空
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return false
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}
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for _, str := range src {
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if strings.Contains(msg.Text, str) {
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ctx.State["keyword"] = str
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return true
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}
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}
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return false
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}
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}
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// FullMatchRule check if src has the same copy of the message
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func FullMatchRule(src ...string) Rule {
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return func(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.Text == "" { // 确保无空
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return false
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}
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for _, str := range src {
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if str == msg.Text {
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ctx.State["matched"] = msg.Text
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return true
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}
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}
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return false
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}
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}
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// ShellRule 定义shell-like规则
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func ShellRule(cmd string, model interface{}) Rule {
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cmdRule := CommandRule(cmd)
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t := reflect.TypeOf(model)
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return func(ctx *Ctx) bool {
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if !cmdRule(ctx) {
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return false
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}
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// bind flag to struct
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args := ParseShell(ctx.State["args"].(string))
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val := reflect.New(t)
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fs := registerFlag(t, val)
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err := fs.Parse(args)
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if err != nil {
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return false
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}
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ctx.State["args"] = fs.Args()
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ctx.State["flag"] = val.Interface()
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return true
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}
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}
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// OnlyToMe only triggered in conditions of @bot or begin with the nicknames
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func OnlyToMe(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.Text == "" { // 确保无空
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return false
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}
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if msg.Chat.IsPrivate() {
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return true
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}
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name := ctx.Caller.Self.String()
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if strings.HasPrefix(msg.Text, name) {
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return true
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}
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n := 0
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for _, e := range msg.Entities {
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if e.IsMention() && e.Length > 0 && msg.Text[n+1:n+e.Length] == name {
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return true
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}
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n += e.Length
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}
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return false
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}
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// CheckUser only triggered by specific person
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func CheckUser(userId ...int64) Rule {
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return func(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.From == nil { // 确保无空
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return false
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}
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for _, uid := range userId {
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if msg.From.ID == uid {
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return true
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}
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}
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return false
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}
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}
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// CheckChat only triggered in specific chat
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func CheckChat(chatId ...int64) Rule {
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return func(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.Chat == nil { // 确保无空
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return false
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}
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for _, cid := range chatId {
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if msg.Chat.ID == cid {
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return true
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}
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}
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return false
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}
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}
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// OnlyPrivate requires that the ctx.Event is private message
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func OnlyPrivate(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.Chat == nil { // 确保无空
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return false
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}
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return msg.Chat.Type == "private"
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}
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// OnlyGroup requires that the ctx.Event is group message
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func OnlyGroup(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.Chat == nil { // 确保无空
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return false
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}
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return msg.Chat.Type == "group"
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}
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// OnlySuperGroup requires that the ctx.Event is supergroup message
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func OnlySuperGroup(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.Chat == nil { // 确保无空
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return false
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}
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return msg.Chat.Type == "supergroup"
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}
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// OnlyPublic requires that the ctx.Event is group or supergroup message
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func OnlyPublic(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.Chat == nil { // 确保无空
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return false
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}
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return msg.Chat.Type == "supergroup" || msg.Chat.Type == "group"
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}
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// OnlyChannel requires that the ctx.Event is channel message
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func OnlyChannel(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.Chat == nil { // 确保无空
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return false
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}
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return msg.Chat.Type == "channel"
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}
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// SuperUserPermission only triggered by the bot's owner
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func SuperUserPermission(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.From == nil { // 确保无空
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return false
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}
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for _, su := range ctx.Caller.b.SuperUsers {
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if su == msg.From.ID {
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return true
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}
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}
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return false
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}
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// CreaterPermission only triggered by the group creater or higher permission
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func CreaterPermission(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.From == nil || msg.Chat == nil { // 确保无空
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return false
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}
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for _, su := range ctx.Caller.b.SuperUsers {
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if su == msg.From.ID {
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return true
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}
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}
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m, err := ctx.Caller.GetChatMember(
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tgba.GetChatMemberConfig{
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ChatConfigWithUser: tgba.ChatConfigWithUser{
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ChatID: msg.Chat.ID,
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UserID: msg.From.ID,
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},
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},
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)
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if err != nil {
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return false
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}
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return m.IsCreator()
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}
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// AdminPermission only triggered by the group admins or higher permission
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func AdminPermission(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || msg.From == nil || msg.Chat == nil { // 确保无空
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return false
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}
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for _, su := range ctx.Caller.b.SuperUsers {
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if su == msg.From.ID {
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return true
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}
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}
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m, err := ctx.Caller.GetChatMember(
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tgba.GetChatMemberConfig{
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ChatConfigWithUser: tgba.ChatConfigWithUser{
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ChatID: msg.Chat.ID,
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UserID: msg.From.ID,
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},
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},
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)
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if err != nil {
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return false
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}
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return m.IsCreator() || m.IsAdministrator()
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}
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// UserOrGrpAdmin 允许用户单独使用或群管使用
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func UserOrGrpAdmin(ctx *Ctx) bool {
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if OnlyPublic(ctx) {
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return AdminPermission(ctx)
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}
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return OnlyToMe(ctx)
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}
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// IsPhoto 消息是图片返回 true
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func IsPhoto(ctx *Ctx) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if !ok || len(msg.Photo) == 0 { // 确保无空
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return false
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}
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ctx.State["photos"] = msg.Photo
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return true
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}
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// MustProvidePhoto 消息不存在图片阻塞120秒至有图片，超时返回 false
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func MustProvidePhoto(ctx *Ctx, needphohint, failhint string) bool {
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msg, ok := ctx.Value.(*tgba.Message)
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if ok && len(msg.Photo) > 0 { // 确保无空
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ctx.State["photos"] = msg.Photo
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return true
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}
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// 没有图片就索取
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if needphohint != "" {
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_, err := ctx.Caller.Send(tgba.NewMessage(msg.Chat.ID, needphohint))
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if err != nil {
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return false
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}
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}
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next := NewFutureEvent("message", 999, false, ctx.CheckSession(), IsPhoto).Next()
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select {
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case <-time.After(time.Second * 120):
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if failhint != "" {
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_, _ = ctx.Caller.Send(tgba.NewMessage(msg.Chat.ID, failhint))
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}
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return false
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case newCtx := <-next:
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ctx.State["photos"] = newCtx.State["photos"]
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ctx.Event = newCtx.Event
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return true
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}
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}
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