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user.go
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package openwechat
import (
"errors"
"fmt"
"io"
"net/http"
"net/url"
"os"
"strconv"
"strings"
"time"
)
// User 抽象的用户结构: 好友 群组 公众号
type User struct {
HideInputBarFlag int
StarFriend int
Sex int
AppAccountFlag int
VerifyFlag int
ContactFlag int
WebWxPluginSwitch int
HeadImgFlag int
SnsFlag int
IsOwner int
MemberCount int
ChatRoomId int
UniFriend int
OwnerUin int
Statues int
AttrStatus int64
Uin int64
Province string
City string
Alias string
DisplayName string
KeyWord string
EncryChatRoomId string
UserName string
NickName string
HeadImgUrl string
RemarkName string
PYInitial string
PYQuanPin string
RemarkPYInitial string
RemarkPYQuanPin string
Signature string
MemberList Members
Self *Self `json:"-"`
}
// implement fmt.Stringer
func (u *User) String() string {
return fmt.Sprintf("<User:%s>", u.NickName)
}
// GetAvatarResponse 获取用户头像
func (u *User) GetAvatarResponse() (resp *http.Response, err error) {
for i := 0; i < 3; i++ {
resp, err = u.Self.Bot.Caller.Client.WebWxGetHeadImg(u)
if err != nil {
return nil, err
}
// 这里存在 ContentLength 为0的情况,需要重试
if resp.ContentLength > 0 {
break
}
}
return resp, err
}
// SaveAvatar 下载用户头像
func (u *User) SaveAvatar(filename string) error {
file, err := os.Create(filename)
if err != nil {
return err
}
defer func() { _ = file.Close() }()
return u.SaveAvatarWithWriter(file)
}
func (u *User) SaveAvatarWithWriter(writer io.Writer) error {
resp, err := u.GetAvatarResponse()
if err != nil {
return err
}
// 写文件前判断下 content length 是否是 0,不然保存的头像会出现
// image not loaded try to open it externally to fix format problem 问题
if resp.ContentLength == 0 {
return errors.New("get avatar response content length is 0")
}
defer func() { _ = resp.Body.Close() }()
_, err = io.Copy(writer, resp.Body)
return err
}
// Detail 获取用户的详情
func (u *User) Detail() error {
if u.UserName == u.Self.UserName {
return nil
}
members := Members{u}
request := u.Self.Bot.Storage.Request
newMembers, err := u.Self.Bot.Caller.WebWxBatchGetContact(members, request)
if err != nil {
return err
}
newMembers.init(u.Self)
user := newMembers.First()
*u = *user
u.MemberList.init(u.Self)
return nil
}
// IsFriend 判断是否为好友
func (u *User) IsFriend() bool {
return !u.IsGroup() && strings.HasPrefix(u.UserName, "@") && u.VerifyFlag == 0
}
// IsGroup 判断是否为群组
func (u *User) IsGroup() bool {
return strings.HasPrefix(u.UserName, "@@") && u.VerifyFlag == 0
}
// IsMP 判断是否为公众号
func (u *User) IsMP() bool {
return u.VerifyFlag == 8 || u.VerifyFlag == 24 || u.VerifyFlag == 136
}
// Pin 将联系人置顶
func (u *User) Pin() error {
req := u.Self.Bot.Storage.Request
return u.Self.Bot.Caller.WebWxRelationPin(req, u, 1)
}
// UnPin 将联系人取消置顶
func (u *User) UnPin() error {
req := u.Self.Bot.Storage.Request
return u.Self.Bot.Caller.WebWxRelationPin(req, u, 0)
}
// IsPin 判断当前联系人(好友、群组、公众号)是否为置顶状态
func (u *User) IsPin() bool {
return u.ContactFlag == 2051
}
// ID 获取用户的唯一标识 只对当前登录的用户有效
// ID 和 UserName 的区别是 ID 多次登录不会变化,而 UserName 只针对当前登录会话有效
func (u *User) ID() string {
// 首先尝试获取uid
if u.Uin != 0 {
return strconv.FormatInt(u.Uin, 10)
}
// 如果uid不存在,尝试从头像url中获取
if u.HeadImgUrl != "" {
index := strings.Index(u.HeadImgUrl, "?") + 1
if len(u.HeadImgUrl) > index {
query := u.HeadImgUrl[index:]
params, err := url.ParseQuery(query)
if err != nil {
return ""
}
return params.Get("seq")
}
}
return ""
}
// 格式化emoji表情
func (u *User) formatEmoji() {
u.NickName = FormatEmoji(u.NickName)
u.RemarkName = FormatEmoji(u.RemarkName)
u.DisplayName = FormatEmoji(u.DisplayName)
}
// Self 自己,当前登录用户对象
type Self struct {
*User
Bot *Bot
fileHelper *Friend
members Members
friends Friends
groups Groups
mps Mps
}
// Members 获取所有的好友、群组、公众号信息
func (s *Self) Members(update ...bool) (Members, error) {
// 首先判断缓存里有没有,如果没有则去更新缓存
// 判断是否需要更新,如果传入的参数不为nil,则取第一个
if s.members == nil || (len(update) > 0 && update[0]) {
if err := s.updateMembers(); err != nil {
return nil, err
}
}
return s.members, nil
}
// 更新联系人处理
func (s *Self) updateMembers() error {
info := s.Bot.Storage.LoginInfo
members, err := s.Bot.Caller.WebWxGetContact(info)
if err != nil {
return err
}
members.init(s)
s.members = members
return nil
}
// FileHelper 获取文件传输助手对象,封装成Friend返回
//
// fh := self.FileHelper() // or fh := openwechat.NewFriendHelper(self)
func (s *Self) FileHelper() *Friend {
if s.fileHelper == nil {
s.fileHelper = NewFriendHelper(s)
}
return s.fileHelper
}
// Friends 获取所有的好友
func (s *Self) Friends(update ...bool) (Friends, error) {
if s.friends == nil || (len(update) > 0 && update[0]) {
if _, err := s.Members(true); err != nil {
return nil, err
}
s.friends = s.members.Friends()
}
return s.friends, nil
}
// Groups 获取所有的群组
func (s *Self) Groups(update ...bool) (Groups, error) {
if s.groups == nil || (len(update) > 0 && update[0]) {
if _, err := s.Members(true); err != nil {
return nil, err
}
s.groups = s.members.Groups()
}
return s.groups, nil
}
// Mps 获取所有的公众号
func (s *Self) Mps(update ...bool) (Mps, error) {
if s.mps == nil || (len(update) > 0 && update[0]) {
if _, err := s.Members(true); err != nil {
return nil, err
}
s.mps = s.members.MPs()
}
return s.mps, nil
}
// UpdateMembersDetail 更新所有的联系人信息
func (s *Self) UpdateMembersDetail() error {
// 先获取所有的联系人
members, err := s.Members()
if err != nil {
return err
}
return members.detail(s)
}
func (s *Self) sendTextToUser(user *User, text string) (*SentMessage, error) {
msg := NewTextSendMessage(text, s.UserName, user.UserName)
msg.FromUserName = s.UserName
msg.ToUserName = user.UserName
info := s.Bot.Storage.LoginInfo
request := s.Bot.Storage.Request
sentMessage, err := s.Bot.Caller.WebWxSendMsg(msg, info, request)
return s.sendMessageWrapper(sentMessage, err)
}
func (s *Self) sendImageToUser(user *User, file *os.File) (*SentMessage, error) {
req := s.Bot.Storage.Request
info := s.Bot.Storage.LoginInfo
sentMessage, err := s.Bot.Caller.WebWxSendImageMsg(file, req, info, s.UserName, user.UserName)
return s.sendMessageWrapper(sentMessage, err)
}
func (s *Self) sendVideoToUser(user *User, file *os.File) (*SentMessage, error) {
req := s.Bot.Storage.Request
info := s.Bot.Storage.LoginInfo
sentMessage, err := s.Bot.Caller.WebWxSendVideoMsg(file, req, info, s.UserName, user.UserName)
return s.sendMessageWrapper(sentMessage, err)
}
func (s *Self) sendFileToUser(user *User, file *os.File) (*SentMessage, error) {
req := s.Bot.Storage.Request
info := s.Bot.Storage.LoginInfo
sentMessage, err := s.Bot.Caller.WebWxSendFile(file, req, info, s.UserName, user.UserName)
return s.sendMessageWrapper(sentMessage, err)
}
// SendTextToFriend 发送文本消息给好友
func (s *Self) SendTextToFriend(friend *Friend, text string) (*SentMessage, error) {
return s.sendTextToUser(friend.User, text)
}
// SendImageToFriend 发送图片消息给好友
func (s *Self) SendImageToFriend(friend *Friend, file *os.File) (*SentMessage, error) {
return s.sendImageToUser(friend.User, file)
}
// SendVideoToFriend 发送视频给好友
func (s *Self) SendVideoToFriend(friend *Friend, file *os.File) (*SentMessage, error) {
return s.sendVideoToUser(friend.User, file)
}
// SendFileToFriend 发送文件给好友
func (s *Self) SendFileToFriend(friend *Friend, file *os.File) (*SentMessage, error) {
return s.sendFileToUser(friend.User, file)
}
// SetRemarkNameToFriend 设置好友备注
//
// self.SetRemarkNameToFriend(friend, "remark") // or friend.SetRemarkName("remark")
func (s *Self) SetRemarkNameToFriend(friend *Friend, remarkName string) error {
req := s.Bot.Storage.Request
return s.Bot.Caller.WebWxOplog(req, remarkName, friend.UserName)
}
// CreateGroup 创建群聊
// topic 群昵称,可以传递字符串
// friends 群员,最少为2个,加上自己3个,三人才能成群
func (s *Self) CreateGroup(topic string, friends ...*Friend) (*Group, error) {
if len(friends) < 2 {
return nil, errors.New("a group must be at least 2 members")
}
req := s.Bot.Storage.Request
info := s.Bot.Storage.LoginInfo
group, err := s.Bot.Caller.WebWxCreateChatRoom(req, info, topic, friends)
if err != nil {
return nil, err
}
group.Self = s
err = group.Detail()
return group, err
}
// AddFriendsIntoGroup 拉多名好友进群
// 最好自己是群主,成功率高一点,因为有的群允许非群组拉人,而有的群不允许
func (s *Self) AddFriendsIntoGroup(group *Group, friends ...*Friend) error {
if len(friends) == 0 {
return nil
}
// 获取群的所有的群员
groupMembers, err := group.Members()
if err != nil {
return err
}
// 判断当前的成员在不在群里面
for _, friend := range friends {
for _, member := range groupMembers {
if member.UserName == friend.UserName {
return fmt.Errorf("user %s has alreay in this group", friend.String())
}
}
}
req := s.Bot.Storage.Request
info := s.Bot.Storage.LoginInfo
return s.Bot.Caller.AddFriendIntoChatRoom(req, info, group, friends...)
}
// RemoveMemberFromGroup 从群聊中移除用户
// Deprecated
// 无论是网页版,还是程序上都不起作用
func (s *Self) RemoveMemberFromGroup(group *Group, members Members) error {
if len(members) == 0 {
return nil
}
if group.IsOwner == 0 {
return errors.New("group owner required")
}
groupMembers, err := group.Members()
if err != nil {
return err
}
// 判断用户是否在群聊中
var count int
for _, member := range members {
for _, gm := range groupMembers {
if gm.UserName == member.UserName {
count++
}
}
}
if count != len(members) {
return errors.New("invalid members")
}
req := s.Bot.Storage.Request
info := s.Bot.Storage.LoginInfo
return s.Bot.Caller.RemoveFriendFromChatRoom(req, info, group, members...)
}
// AddFriendIntoManyGroups 拉好友进多个群聊
// AddFriendIntoGroups, 名字和上面的有点像
func (s *Self) AddFriendIntoManyGroups(friend *Friend, groups ...*Group) error {
for _, group := range groups {
if err := s.AddFriendsIntoGroup(group, friend); err != nil {
return err
}
}
return nil
}
// RenameGroup 群组重命名
func (s *Self) RenameGroup(group *Group, newName string) error {
req := s.Bot.Storage.Request
info := s.Bot.Storage.LoginInfo
return s.Bot.Caller.WebWxRenameChatRoom(req, info, newName, group)
}
// SendTextToGroup 发送文本消息给群组
func (s *Self) SendTextToGroup(group *Group, text string) (*SentMessage, error) {
return s.sendTextToUser(group.User, text)
}
// SendImageToGroup 发送图片消息给群组
func (s *Self) SendImageToGroup(group *Group, file *os.File) (*SentMessage, error) {
return s.sendImageToUser(group.User, file)
}
// SendVideoToGroup 发送视频给群组
func (s *Self) SendVideoToGroup(group *Group, file *os.File) (*SentMessage, error) {
return s.sendVideoToUser(group.User, file)
}
// SendFileToGroup 发送文件给群组
func (s *Self) SendFileToGroup(group *Group, file *os.File) (*SentMessage, error) {
return s.sendFileToUser(group.User, file)
}
// RevokeMessage 撤回消息
//
// sentMessage, err := friend.SendText("message")
// if err == nil {
// self.RevokeMessage(sentMessage) // or sentMessage.Revoke()
// }
func (s *Self) RevokeMessage(msg *SentMessage) error {
return s.Bot.Caller.WebWxRevokeMsg(msg, s.Bot.Storage.Request)
}
// 转发消息接口
func (s *Self) forwardMessage(msg *SentMessage, delay time.Duration, users ...*User) error {
info := s.Bot.Storage.LoginInfo
req := s.Bot.Storage.Request
switch msg.Type {
case MsgTypeText:
for _, user := range users {
msg.FromUserName = s.UserName
msg.ToUserName = user.UserName
if _, err := s.Self.Bot.Caller.WebWxSendMsg(msg.SendMessage, info, req); err != nil {
return err
}
time.Sleep(delay)
}
case MsgTypeImage:
for _, user := range users {
msg.FromUserName = s.UserName
msg.ToUserName = user.UserName
if _, err := s.Self.Bot.Caller.Client.WebWxSendMsgImg(msg.SendMessage, req, info); err != nil {
return err
}
time.Sleep(delay)
}
case AppMessage:
for _, user := range users {
msg.FromUserName = s.UserName
msg.ToUserName = user.UserName
if _, err := s.Self.Bot.Caller.Client.WebWxSendAppMsg(msg.SendMessage, req); err != nil {
return err
}
time.Sleep(delay)
}
default:
return fmt.Errorf("unsupported message type: %s", msg.Type)
}
return nil
}
// ForwardMessageToFriends 转发给好友
func (s *Self) ForwardMessageToFriends(msg *SentMessage, delay time.Duration, friends ...*Friend) error {
members := Friends(friends).AsMembers()
return s.forwardMessage(msg, delay, members...)
}
// ForwardMessageToGroups 转发给群组
func (s *Self) ForwardMessageToGroups(msg *SentMessage, delay time.Duration, groups ...*Group) error {
members := Groups(groups).AsMembers()
return s.forwardMessage(msg, delay, members...)
}
// sendTextToMembers 发送文本消息给群组或者好友
func (s *Self) sendTextToMembers(text string, delay time.Duration, members ...*User) error {
if len(members) == 0 {
return nil
}
user := members[0]
msg, err := s.sendTextToUser(user, text)
if err != nil {
return err
}
time.Sleep(delay)
return s.forwardMessage(msg, delay, members[1:]...)
}
// sendImageToMembers 发送图片消息给群组或者好友
func (s *Self) sendImageToMembers(img *os.File, delay time.Duration, members ...*User) error {
if len(members) == 0 {
return nil
}
user := members[0]
msg, err := s.sendImageToUser(user, img)
if err != nil {
return err
}
time.Sleep(delay)
return s.forwardMessage(msg, delay, members[1:]...)
}
// sendVideoToMembers 发送视频消息给群组或者好友
func (s *Self) sendVideoToMembers(video *os.File, delay time.Duration, members ...*User) error {
if len(members) == 0 {
return nil
}
user := members[0]
msg, err := s.sendVideoToUser(user, video)
if err != nil {
return err
}
time.Sleep(delay)
return s.forwardMessage(msg, delay, members[1:]...)
}
func (s *Self) sendFileToMembers(file *os.File, delay time.Duration, members ...*User) error {
if len(members) == 0 {
return nil
}
user := members[0]
msg, err := s.sendFileToUser(user, file)
if err != nil {
return err
}
time.Sleep(delay)
return s.forwardMessage(msg, delay, members[1:]...)
}
// SendTextToFriends 发送文本消息给好友
func (s *Self) SendTextToFriends(text string, delay time.Duration, friends ...*Friend) error {
members := Friends(friends).AsMembers()
return s.sendTextToMembers(text, delay, members...)
}
// SendImageToFriends 发送图片消息给好友
func (s *Self) SendImageToFriends(img *os.File, delay time.Duration, friends ...*Friend) error {
members := Friends(friends).AsMembers()
return s.sendImageToMembers(img, delay, members...)
}
// SendFileToFriends 发送文件给好友
func (s *Self) SendFileToFriends(file *os.File, delay time.Duration, friends ...*Friend) error {
members := Friends(friends).AsMembers()
return s.sendFileToMembers(file, delay, members...)
}
// SendVideoToFriends 发送视频给好友
func (s *Self) SendVideoToFriends(video *os.File, delay time.Duration, friends ...*Friend) error {
members := Friends(friends).AsMembers()
return s.sendVideoToMembers(video, delay, members...)
}
// SendTextToGroups 发送文本消息给群组
func (s *Self) SendTextToGroups(text string, delay time.Duration, groups ...*Group) error {
members := Groups(groups).AsMembers()
return s.sendTextToMembers(text, delay, members...)
}
// SendImageToGroups 发送图片消息给群组
func (s *Self) SendImageToGroups(img *os.File, delay time.Duration, groups ...*Group) error {
members := Groups(groups).AsMembers()
return s.sendImageToMembers(img, delay, members...)
}
// SendFileToGroups 发送文件给群组
func (s *Self) SendFileToGroups(file *os.File, delay time.Duration, groups ...*Group) error {
members := Groups(groups).AsMembers()
return s.sendFileToMembers(file, delay, members...)
}
// SendVideoToGroups 发送视频给群组
func (s *Self) SendVideoToGroups(video *os.File, delay time.Duration, groups ...*Group) error {
members := Groups(groups).AsMembers()
return s.sendVideoToMembers(video, delay, members...)
}
// Members 抽象的用户组
type Members []*User
// Count 统计数量
func (m Members) Count() int {
return len(m)
}
// First 获取第一个
func (m Members) First() *User {
if m.Count() > 0 {
u := m[0]
return u
}
return nil
}
// Last 获取最后一个
func (m Members) Last() *User {
if m.Count() > 0 {
u := m[m.Count()-1]
return u
}
return nil
}
// SearchByUserName 根据用户名查找
func (m Members) SearchByUserName(limit int, username string) (results Members) {
return m.Search(limit, func(user *User) bool { return user.UserName == username })
}
// SearchByNickName 根据昵称查找
func (m Members) SearchByNickName(limit int, nickName string) (results Members) {
return m.Search(limit, func(user *User) bool { return user.NickName == nickName })
}
// SearchByRemarkName 根据备注查找
func (m Members) SearchByRemarkName(limit int, remarkName string) (results Members) {
return m.Search(limit, func(user *User) bool { return user.RemarkName == remarkName })
}
// Search 根据自定义条件查找
func (m Members) Search(limit int, searchFuncList ...func(user *User) bool) (results Members) {
return search(m, limit, func(group *User) bool {
for _, searchFunc := range searchFuncList {
if !searchFunc(group) {
return false
}
}
return true
})
}
// GetByUserName 根据username查找用户
func (m Members) GetByUserName(username string) (*User, bool) {
users := m.SearchByUserName(1, username)
user := users.First()
return user, user != nil
}
// GetByRemarkName 根据remarkName查找用户
func (m Members) GetByRemarkName(remarkName string) (*User, bool) {
users := m.SearchByRemarkName(1, remarkName)
user := users.First()
return user, user != nil
}
// GetByNickName 根据nickname查找用户
func (m Members) GetByNickName(nickname string) (*User, bool) {
users := m.SearchByNickName(1, nickname)
user := users.First()
return user, user != nil
}
func (m Members) Friends() Friends {
friends := make(Friends, 0)
for _, mb := range m {
if mb.IsFriend() {
friend := &Friend{mb}
friends = append(friends, friend)
}
}
return friends
}
func (m Members) Groups() Groups {
groups := make(Groups, 0)
for _, mb := range m {
if mb.IsGroup() {
group := &Group{mb}
groups = append(groups, group)
}
}
return groups
}
func (m Members) MPs() Mps {
mps := make(Mps, 0)
for _, mb := range m {
if mb.IsMP() {
mp := &Mp{mb}
mps = append(mps, mp)
}
}
return mps
}
// 获取当前Members的详情
func (m Members) detail(self *Self) error {
// 获取他们的数量
members := m
count := members.Count()
// 一次更新50个,分情况讨论
// 获取总的需要更新的次数
var times int
if count < 50 {
times = 1
} else {
times = count / 50
}
var newMembers Members
request := self.Bot.Storage.Request
var pMembers Members
// 分情况依次更新
for i := 1; i <= times; i++ {
if times == 1 {
pMembers = members
} else {
pMembers = members[(i-1)*50 : i*50]
}
nMembers, err := self.Bot.Caller.WebWxBatchGetContact(pMembers, request)
if err != nil {
return err
}
newMembers = append(newMembers, nMembers...)
}
// 最后判断是否全部更新完毕
total := times * 50
if total < count {
// 将全部剩余的更新完毕
left := count - total
pMembers = members[total : total+left]
nMembers, err := self.Bot.Caller.WebWxBatchGetContact(pMembers, request)
if err != nil {
return err
}
newMembers = append(newMembers, nMembers...)
}
if len(newMembers) > 0 {
newMembers.init(self)
self.members = newMembers
}
return nil
}
func (m Members) init(self *Self) {
for _, member := range m {
member.Self = self
member.formatEmoji()
}
}
func newFriend(username string, self *Self) *Friend {
return &Friend{&User{UserName: username, Self: self}}
}
// NewFriendHelper 创建一个文件传输助手
// 文件传输助手的微信身份标识符永远是filehelper
func NewFriendHelper(self *Self) *Friend {
return newFriend("filehelper", self)
}
// SendTextToMp 发送文本消息给公众号
func (s *Self) SendTextToMp(mp *Mp, text string) (*SentMessage, error) {
return s.sendTextToUser(mp.User, text)
}
// SendImageToMp 发送图片消息给公众号
func (s *Self) SendImageToMp(mp *Mp, file *os.File) (*SentMessage, error) {
return s.sendImageToUser(mp.User, file)
}
// SendFileToMp 发送文件给公众号
func (s *Self) SendFileToMp(mp *Mp, file *os.File) (*SentMessage, error) {
return s.sendFileToUser(mp.User, file)
}
// SendVideoToMp 发送视频消息给公众号
func (s *Self) SendVideoToMp(mp *Mp, file *os.File) (*SentMessage, error) {
return s.sendVideoToUser(mp.User, file)
}
func (s *Self) sendMessageWrapper(message *SentMessage, err error) (*SentMessage, error) {
if err != nil {
return nil, err
}
message.Self = s
return message, nil
}