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user.go
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user.go
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package database
import (
"crypto/rand"
"crypto/sha256"
"database/sql"
"encoding/hex"
"errors"
"github.com/Casxt/TimeLine/tools"
"log"
"math/big"
"strings"
"time"
)
//GetUserByMail Found User By Mail
func GetUserByMail(Mail string) (ID, Phone, NickName, Gender, Salt, SaltPass, ProfilePic string, SignInTime time.Time, ErrorMsg error) {
course, selfCourse, DBErr := Begin(nil)
if DBErr != nil {
log.Println(DBErr.Error())
return "", "", "", "", "", "", "", time.Time{}, errors.New("DataBase Connection Error")
}
defer GraceCommit(course, selfCourse, DBErr)
sqlCmd := "SELECT `ID`,`Phone`,`NickName`,`Gender`,`Salt`,`SaltPass`,`ProfilePic`,`Time` FROM `User` WHERE `Mail`=?"
Row := course.QueryRow(sqlCmd, Mail)
if DBErr = Row.Scan(&ID, &Phone, &NickName, &Gender, &Salt, &SaltPass, &ProfilePic, &SignInTime); DBErr != nil {
switch DBErr.Error() {
case "sql: no rows in result set":
return "", "", "", "", "", "", "", time.Time{}, errors.New("User Not Exist")
default:
log.Println(DBErr.Error())
return "", "", "", "", "", "", "", time.Time{}, errors.New("Unknow Error")
}
}
return ID, Mail, NickName, Gender, Salt, SaltPass, ProfilePic, SignInTime, nil
}
//GetUserByPhone Found User By Phone
//Err :
//DataBase Connection Error
//User Not Exist
//DBErr
func GetUserByPhone(Phone string, course *sql.Tx) (ID, Mail, NickName, Gender, Salt, SaltPass, ProfilePic string, SignInTime time.Time, DBErr error) {
course, selfCourse, DBErr := Begin(nil)
if DBErr != nil {
log.Println(DBErr.Error())
return "", "", "", "", "", "", "", time.Time{}, errors.New("DataBase Connection Error")
}
defer GraceCommit(course, selfCourse, DBErr)
sqlCmd := "SELECT `ID`,\n `Mail`,\n `NickName`,\n `Gender`,\n `Salt`,\n `SaltPass`,\n `ProfilePic`,\n `Time`\nFROM `User`\nWHERE `Phone` = ?"
Row := course.QueryRow(sqlCmd, Phone)
if DBErr = Row.Scan(&ID, &Mail, &NickName, &Gender, &Salt, &SaltPass, &ProfilePic, &SignInTime); DBErr != nil {
switch DBErr.Error() {
case "sql: no rows in result set":
return "", "", "", "", "", "", "", time.Time{}, errors.New("User Not Exist")
default:
log.Println("GetUserByPhone", DBErr.Error())
return "", "", "", "", "", "", "", time.Time{}, DBErr
}
}
return ID, Mail, NickName, Gender, Salt, SaltPass, ProfilePic, SignInTime, nil
}
func GetUserByOpenID(OpenID string) (ID, UnionID, Phone, Mail, NickName, Gender, Salt, SaltPass, ProfilePic string, SignInTime time.Time, DBErr error) {
course, selfCourse, DBErr := Begin(nil)
if DBErr != nil {
log.Println(DBErr.Error())
return "", "", "", "", "", "", "", "", "", time.Time{}, errors.New("DataBase Connection Error")
}
defer GraceCommit(course, selfCourse, DBErr)
sqlCmd := "SELECT `ID`,\n `UnionID`,\n `Mail`,\n `NickName`,\n `Gender`,\n `Salt`,\n `SaltPass`,\n `ProfilePic`,\n `Time`\nFROM `User`\nWHERE `OpenID` = ?"
Row := course.QueryRow(sqlCmd, OpenID)
if DBErr = Row.Scan(&ID, &UnionID, &Mail, &NickName, &Gender, &Salt, &SaltPass, &ProfilePic, &SignInTime); DBErr != nil {
switch DBErr.Error() {
case "sql: no rows in result set":
return "", "", "", "", "", "", "", "", "", time.Time{}, errors.New("User Not Exist")
default:
log.Println("GetUserByPhone", DBErr.Error())
return "", "", "", "", "", "", "", "", "", time.Time{}, errors.New("DataBase Connection Error")
}
}
return ID, UnionID, Phone, Mail, NickName, Gender, Salt, SaltPass, ProfilePic, SignInTime, nil
}
//CreateUser create a unverify user
func CreateUser(Phone, Mail, HashPass string, OpenID, UnionID *string) (NickName, Pass string, ErrorMsg error) {
course, selfCourse, DBErr := Begin(nil)
if DBErr != nil {
log.Println(DBErr.Error())
return "", "", errors.New("DataBase Connection Error")
}
defer GraceCommit(course, selfCourse, DBErr)
//随机
rnd, _ := rand.Int(rand.Reader, big.NewInt(1<<63-1))
//计算一个初始的随机salt
Hash256 := sha256.New()
Hash256.Write([]byte(rnd.String()))
Salt := hex.EncodeToString(Hash256.Sum(nil))
if HashPass == "" {
//计算一个初始的随机pass并Hash
Pass = rnd.String()
Hash256.Reset()
Hash256.Write([]byte(Pass))
HashPass = hex.EncodeToString(Hash256.Sum(nil))
}
//HashSaltPass
Hash256.Reset()
Hash256.Write([]byte(Salt + HashPass))
HashSaltPass := hex.EncodeToString(Hash256.Sum(nil))
sqlCmd := "INSERT INTO User (`OpenID`, `UnionID`, `Phone`, `Mail`, `NickName`, `Salt`, `SaltPass`)\nVALUES (?, ?, ?, ?, ?, ?, ?)"
_, DBErr = course.Exec(sqlCmd, tools.AutoNullString(OpenID), tools.AutoNullString(UnionID), Phone, Mail, "UnverifyUser", Salt, HashSaltPass)
if DBErr != nil {
switch {
case strings.HasPrefix(DBErr.Error(), "Error 1062: Duplicate entry"):
return "", "", errors.New("User Already Exist")
default:
log.Println("CreateUser:", DBErr.Error())
return "", "", errors.New("User Create Failde")
}
}
return "Unverify User", Pass, nil
}
func UpdateWeiXin(OpenID, Phone, Mail string, UnionID *string) (DBErr error) {
course, selfCourse, DBErr := Begin(nil)
if DBErr != nil {
log.Println(DBErr.Error())
return errors.New("DataBase Connection Error")
}
defer func() { GraceCommit(course, selfCourse, DBErr) }()
sqlCmd := "Update `User` SET `OpenID`=?, `UnionID`=? WHERE `Phone`=? AND `Mail`=?"
res, DBErr := course.Exec(sqlCmd, OpenID, tools.AutoNullString(UnionID), Phone, Mail)
if DBErr != nil {
log.Println("UpdateWeiXin:", DBErr.Error())
return DBErr
}
num, DBErr := res.RowsAffected()
if DBErr != nil {
log.Println("UpdateWeiXin:", DBErr.Error())
return DBErr
}
if num > 1 {
DBErr = errors.New("Update too many user ")
log.Println("UpdateWeiXin:", DBErr.Error())
return DBErr
}
if num < 1 {
DBErr = errors.New("User Not Exist ")
log.Println("UpdateWeiXin:", DBErr.Error())
return DBErr
}
return nil
}
//UpdateProfilePic Update ProfilePicture
//Mention this func will set img Visibility to Public
func UpdateProfilePic(UserID, ImgHash string) (ErrorMsg error) {
course, selfCourse, DBErr := Begin(nil)
if DBErr != nil {
log.Println(DBErr.Error())
return errors.New("DataBase Connection Error")
}
defer func() { GraceCommit(course, selfCourse, DBErr) }()
//set img Visibility to Public
UpdateImgVisibility(UserID, ImgHash, "Public", course)
sqlCmd := "Update `User` SET `ProfilePic`=? WHERE `ID`=?"
_, DBErr = course.Exec(sqlCmd, ImgHash, UserID)
if DBErr != nil {
log.Println("UpdateProfilePic:", DBErr.Error())
return DBErr
}
return nil
}
//UpdateNickName Update User NickName
func UpdateNickName(UserID, NewName string, course *sql.Tx) (DBErr error) {
course, selfCourse, DBErr := Begin(course)
if DBErr != nil {
log.Println(DBErr.Error())
return errors.New("DataBase Connection Error")
}
defer func() { GraceCommit(course, selfCourse, DBErr) }()
sqlCmd := "Update `User` SET `NickName`=? WHERE `ID`=?"
_, DBErr = course.Exec(sqlCmd, NewName, UserID)
if DBErr != nil {
log.Println("UpdateNickName:", DBErr.Error())
return DBErr
}
return nil
}