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paopao-ce/internal/service/user.go

393 lines
9.1 KiB

2 years ago
package service
import (
"fmt"
"regexp"
"strings"
"time"
"unicode/utf8"
"github.com/gin-gonic/gin"
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"github.com/gofrs/uuid"
"github.com/rocboss/paopao-ce/internal/conf"
"github.com/rocboss/paopao-ce/internal/model"
"github.com/rocboss/paopao-ce/pkg/convert"
"github.com/rocboss/paopao-ce/pkg/errcode"
"github.com/rocboss/paopao-ce/pkg/util"
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)
const MAX_CAPTCHA_TIMES = 2
type PhoneCaptchaReq struct {
Phone string `json:"phone" form:"phone" binding:"required"`
ImgCaptcha string `json:"img_captcha" form:"img_captcha" binding:"required"`
ImgCaptchaID string `json:"img_captcha_id" form:"img_captcha_id" binding:"required"`
}
type UserPhoneBindReq struct {
Phone string `json:"phone" form:"phone" binding:"required"`
Captcha string `json:"captcha" form:"captcha" binding:"required"`
}
type AuthRequest struct {
Username string `json:"username" form:"username" binding:"required"`
Password string `json:"password" form:"password" binding:"required"`
}
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type RegisterRequest struct {
Username string `json:"username" form:"username" binding:"required"`
Password string `json:"password" form:"password" binding:"required"`
}
type ChangePasswordReq struct {
Password string `json:"password" form:"password" binding:"required"`
OldPassword string `json:"old_password" form:"old_password" binding:"required"`
}
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type ChangeNicknameReq struct {
Nickname string `json:"nickname" form:"nickname" binding:"required"`
}
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type ChangeAvatarReq struct {
Avatar string `json:"avatar" form:"avatar" binding:"required"`
}
type ChangeUserStatusReq struct {
ID int64 `json:"id" form:"id" binding:"required"`
Status int `json:"status" form:"status" binding:"required"`
}
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const LOGIN_ERR_KEY = "PaoPaoUserLoginErr"
const MAX_LOGIN_ERR_TIMES = 10
// DoLogin 用户认证
func DoLogin(ctx *gin.Context, param *AuthRequest) (*model.User, error) {
user, err := ds.GetUserByUsername(param.Username)
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if err != nil {
return nil, errcode.UnauthorizedAuthNotExist
}
if user.Model != nil && user.ID > 0 {
if errTimes, err := conf.Redis.Get(ctx, fmt.Sprintf("%s:%d", LOGIN_ERR_KEY, user.ID)).Result(); err == nil {
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if convert.StrTo(errTimes).MustInt() >= MAX_LOGIN_ERR_TIMES {
return nil, errcode.TooManyLoginError
}
}
// 对比密码是否正确
if ValidPassword(user.Password, param.Password, user.Salt) {
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if user.Status == model.UserStatusClosed {
return nil, errcode.UserHasBeenBanned
}
// 清空登录计数
conf.Redis.Del(ctx, fmt.Sprintf("%s:%d", LOGIN_ERR_KEY, user.ID))
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return user, nil
}
// 登录错误计数
_, err = conf.Redis.Incr(ctx, fmt.Sprintf("%s:%d", LOGIN_ERR_KEY, user.ID)).Result()
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if err == nil {
conf.Redis.Expire(ctx, fmt.Sprintf("%s:%d", LOGIN_ERR_KEY, user.ID), time.Hour).Result()
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}
return nil, errcode.UnauthorizedAuthFailed
}
return nil, errcode.UnauthorizedAuthNotExist
}
// ValidPassword 检查密码是否一致
func ValidPassword(dbPassword, password, salt string) bool {
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return strings.Compare(dbPassword, util.EncodeMD5(util.EncodeMD5(password)+salt)) == 0
}
// CheckStatus 检测用户权限
func CheckStatus(user *model.User) bool {
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return user.Status == model.UserStatusNormal
}
// ValidUsername 验证用户
func ValidUsername(username string) error {
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// 检测用户是否合规
if utf8.RuneCountInString(username) < 3 || utf8.RuneCountInString(username) > 12 {
return errcode.UsernameLengthLimit
}
if !regexp.MustCompile(`^[a-zA-Z0-9]+$`).MatchString(username) {
return errcode.UsernameCharLimit
}
// 重复检查
user, _ := ds.GetUserByUsername(username)
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if user.Model != nil && user.ID > 0 {
return errcode.UsernameHasExisted
}
return nil
}
// CheckPassword 密码检查
func CheckPassword(password string) error {
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// 检测用户是否合规
if utf8.RuneCountInString(password) < 6 || utf8.RuneCountInString(password) > 16 {
return errcode.PasswordLengthLimit
}
return nil
}
// CheckPhoneCaptcha 验证手机验证码
func CheckPhoneCaptcha(phone, captcha string) *errcode.Error {
// 如果禁止phone verify 则允许通过任意验证码
if DisablePhoneVerify {
return nil
}
c, err := ds.GetLatestPhoneCaptcha(phone)
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if err != nil {
return errcode.ErrorPhoneCaptcha
}
if c.Captcha != captcha {
return errcode.ErrorPhoneCaptcha
}
if c.ExpiredOn < time.Now().Unix() {
return errcode.ErrorPhoneCaptcha
}
if c.UseTimes >= MAX_CAPTCHA_TIMES {
return errcode.MaxPhoneCaptchaUseTimes
}
// 更新检测次数
ds.UsePhoneCaptcha(c)
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return nil
}
// CheckPhoneExist 检测手机号是否存在
func CheckPhoneExist(uid int64, phone string) bool {
u, err := ds.GetUserByPhone(phone)
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if err != nil {
return false
}
if u.Model == nil || u.ID == 0 {
return false
}
if u.ID == uid {
return false
}
return true
}
// EncryptPasswordAndSalt 密码加密&生成salt
func EncryptPasswordAndSalt(password string) (string, string) {
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salt := uuid.Must(uuid.NewV4()).String()[:8]
password = util.EncodeMD5(util.EncodeMD5(password) + salt)
return password, salt
}
// Register 用户注册
func Register(username, password string) (*model.User, error) {
password, salt := EncryptPasswordAndSalt(password)
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user := &model.User{
Nickname: username,
Username: username,
Password: password,
Avatar: GetRandomAvatar(),
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Salt: salt,
Status: model.UserStatusNormal,
}
user, err := ds.CreateUser(user)
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if err != nil {
return nil, err
}
return user, nil
}
// GetUserInfo 获取用户信息
func GetUserInfo(param *AuthRequest) (*model.User, error) {
user, err := ds.GetUserByUsername(param.Username)
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if err != nil {
return nil, err
}
if user.Model != nil && user.ID > 0 {
return user, nil
}
return nil, errcode.UnauthorizedAuthNotExist
}
func GetUserByID(id int64) (*model.User, error) {
user, err := ds.GetUserByID(id)
if err != nil {
return nil, err
}
if user.Model != nil && user.ID > 0 {
return user, nil
}
return nil, errcode.NoExistUsername
}
func GetUserByUsername(username string) (*model.User, error) {
user, err := ds.GetUserByUsername(username)
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if err != nil {
return nil, err
}
if user.Model != nil && user.ID > 0 {
return user, nil
}
return nil, errcode.NoExistUsername
}
// UpdateUserInfo 更新用户信息
func UpdateUserInfo(user *model.User) error {
return ds.UpdateUser(user)
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}
// GetUserCollections 获取用户收藏列表
func GetUserCollections(userID int64, offset, limit int) ([]*model.PostFormated, int64, error) {
collections, err := ds.GetUserPostCollections(userID, offset, limit)
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if err != nil {
return nil, 0, err
}
totalRows, err := ds.GetUserPostCollectionCount(userID)
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if err != nil {
return nil, 0, err
}
postIDs := []int64{}
for _, collection := range collections {
postIDs = append(postIDs, collection.PostID)
}
// 获取Posts
posts, err := ds.GetPosts(&model.ConditionsT{
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"id IN ?": postIDs,
"ORDER": "id DESC",
}, 0, 0)
if err != nil {
return nil, 0, err
}
postsFormated, err := FormatPosts(posts)
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if err != nil {
return nil, 0, err
}
return postsFormated, totalRows, nil
}
// GetUserStars 获取用户点赞列表
func GetUserStars(userID int64, offset, limit int) ([]*model.PostFormated, int64, error) {
stars, err := ds.GetUserPostStars(userID, offset, limit)
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if err != nil {
return nil, 0, err
}
totalRows, err := ds.GetUserPostStarCount(userID)
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if err != nil {
return nil, 0, err
}
postIDs := []int64{}
for _, star := range stars {
postIDs = append(postIDs, star.PostID)
}
// 获取Posts
posts, err := ds.GetPosts(&model.ConditionsT{
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"id IN ?": postIDs,
"ORDER": "id DESC",
}, 0, 0)
if err != nil {
return nil, 0, err
}
postsFormated, err := FormatPosts(posts)
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if err != nil {
return nil, 0, err
}
return postsFormated, totalRows, nil
}
// GetUserWalletBills 获取用户账单列表
func GetUserWalletBills(userID int64, offset, limit int) ([]*model.WalletStatement, int64, error) {
bills, err := ds.GetUserWalletBills(userID, offset, limit)
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if err != nil {
return nil, 0, err
}
totalRows, err := ds.GetUserWalletBillCount(userID)
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if err != nil {
return nil, 0, err
}
return bills, totalRows, nil
}
// SendPhoneCaptcha 发送短信验证码
func SendPhoneCaptcha(ctx *gin.Context, phone string) error {
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err := ds.SendPhoneCaptcha(phone)
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if err != nil {
return err
}
// 写入计数缓存
conf.Redis.Incr(ctx, "PaoPaoSmsCaptcha:"+phone).Result()
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currentTime := time.Now()
endTime := time.Date(currentTime.Year(), currentTime.Month(), currentTime.Day(), 23, 59, 59, 0, currentTime.Location())
conf.Redis.Expire(ctx, "PaoPaoSmsCaptcha:"+phone, endTime.Sub(currentTime))
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return nil
}
// GetSuggestUsers 根据关键词获取用户推荐
func GetSuggestUsers(keyword string) ([]string, error) {
users, err := ds.GetUsersByKeyword(keyword)
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if err != nil {
return nil, err
}
usernames := []string{}
for _, user := range users {
usernames = append(usernames, user.Username)
}
return usernames, nil
}
// GetSuggestTags 根据关键词获取标签推荐
func GetSuggestTags(keyword string) ([]string, error) {
tags, err := ds.GetTagsByKeyword(keyword)
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if err != nil {
return nil, err
}
ts := []string{}
for _, t := range tags {
ts = append(ts, t.Tag)
}
return ts, nil
}