Files
SaveAny-Bot/bot/handle_link.go

102 lines
3.1 KiB
Go

package bot
import (
"fmt"
"regexp"
"strconv"
"strings"
"github.com/celestix/gotgproto/dispatcher"
"github.com/celestix/gotgproto/ext"
"github.com/gotd/td/tg"
"github.com/krau/SaveAny-Bot/dao"
"github.com/krau/SaveAny-Bot/logger"
"github.com/krau/SaveAny-Bot/types"
)
var (
linkRegexString = `t.me/.*/\d+`
linkRegex = regexp.MustCompile(linkRegexString)
)
func handleLinkMessage(ctx *ext.Context, update *ext.Update) error {
logger.L.Trace("Got link message")
link := linkRegex.FindString(update.EffectiveMessage.Text)
if link == "" {
return dispatcher.ContinueGroups
}
strSlice := strings.Split(link, "/")
if len(strSlice) < 3 {
return dispatcher.ContinueGroups
}
messageID, err := strconv.Atoi(strSlice[2])
if err != nil {
logger.L.Errorf("Failed to parse message ID: %s", err)
ctx.Reply(update, ext.ReplyTextString("Failed to parse message ID"), nil)
return dispatcher.EndGroups
}
chatUsername := strSlice[1]
linkChat, err := ctx.ResolveUsername(chatUsername)
if err != nil {
logger.L.Errorf("Failed to resolve chat ID: %s", err)
ctx.Reply(update, ext.ReplyTextString("Failed to resolve chat ID"), nil)
return dispatcher.EndGroups
}
if linkChat == nil {
logger.L.Errorf("Cannot find chat: %s", chatUsername)
ctx.Reply(update, ext.ReplyTextString("Cannot find chat"), nil)
return dispatcher.EndGroups
}
user, err := dao.GetUserByUserID(update.GetUserChat().GetID())
if err != nil {
logger.L.Errorf("Failed to get user: %s", err)
return dispatcher.EndGroups
}
replied, err := ctx.Reply(update, ext.ReplyTextString("正在获取文件..."), nil)
if err != nil {
logger.L.Errorf("Failed to reply: %s", err)
return dispatcher.EndGroups
}
file, err := FileFromMessage(ctx, linkChat.GetID(), messageID, "")
if err != nil {
logger.L.Errorf("Failed to get file from message: %s", err)
ctx.Reply(update, ext.ReplyTextString("获取文件失败: "+err.Error()), nil)
return dispatcher.EndGroups
}
if file.FileName == "" {
logger.L.Warnf("Empty file name, use generated name")
file.FileName = fmt.Sprintf("%d_%d_%s", linkChat.GetID(), messageID, file.Hash())
}
receivedFile := &types.ReceivedFile{
Processing: false,
FileName: file.FileName,
ChatID: linkChat.GetID(),
MessageID: messageID,
ReplyMessageID: replied.ID,
ReplyChatID: update.GetUserChat().GetID(),
}
if err := dao.SaveReceivedFile(receivedFile); err != nil {
logger.L.Errorf("Failed to save received file: %s", err)
ctx.EditMessage(update.EffectiveChat().GetID(), &tg.MessagesEditMessageRequest{
Message: "无法保存文件: " + err.Error(),
ID: replied.ID,
})
return dispatcher.EndGroups
}
if !user.Silent {
return ProvideSelectMessage(ctx, update, file, int(linkChat.GetID()), messageID, replied.ID)
}
return HandleSilentAddTask(ctx, update, user, &types.Task{
Ctx: ctx,
Status: types.Pending,
File: file,
Storage: types.StorageType(user.DefaultStorage),
FileChatID: linkChat.GetID(),
FileMessageID: messageID,
ReplyMessageID: replied.ID,
ReplyChatID: update.GetUserChat().GetID(),
})
}