93 lines
1.9 KiB
Go
93 lines
1.9 KiB
Go
package models
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import (
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"crypto/md5"
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"crypto/rand"
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"encoding/hex"
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"regexp"
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"time"
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)
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// 获取当前时间字符串
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// 参数格式可选，默认"2006-01-02 15:04:05"
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func GetCurrentTimeString(format ...string) string {
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// 默认格式
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layout := "2006_01_02-15_04_05.999999999"
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// 如果传入了格式参数则使用自定义格式
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if len(format) > 0 {
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layout = format[0]
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}
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return time.Now().Format(layout)
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}
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func RandStr32() string {
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// 生成 32 字节 (256 位) 随机数据
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b := make([]byte, 32)
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if _, err := rand.Read(b); err != nil {
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panic(err)
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}
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// 转换为 16 进制字符串 (长度 64)
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cookie := hex.EncodeToString(b)
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return cookie
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}
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func Md5Str(str string) string {
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hashBytes2 := md5.Sum([]byte(str))
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hashString2 := hex.EncodeToString(hashBytes2[:]) // 注意数组转切片的[:]
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return hashString2
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}
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func HashUserPass(user *TabUser_) {
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switch ConfigsUser.PassHashType {
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case "text":
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break
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case "md5":
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user.Pass = Md5Str(user.Pass)
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case "md5salt":
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if user.Salt == "" {
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user.Salt = RandStr32()
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}
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user.Pass = Md5Str(Md5Str(user.Pass) + user.Salt)
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}
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}
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func IsExpired(expireTime time.Time) bool {
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return expireTime.Before(time.Now())
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}
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func CheckCookiesAndUpdate(cookie *TabCookie_) bool {
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if !IsExpired(cookie.ExpiresAt) {
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if cookie.Remember {
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cookiewhere := TabCookie_{
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ID: cookie.ID,
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}
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cookieupdata := TabCookie_{
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UpdatedAt: time.Now(),
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ExpiresAt: time.Now().Add(time.Duration(ConfigsUser.CookieTimeout) * time.Second),
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}
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DB.Where(&cookiewhere).Updates(&cookieupdata)
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}
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return true
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} else {
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//以过期
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return false
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}
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//return false
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}
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// 判断邮箱是否合法
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func IsEmailValid(email string) bool {
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// 正则表达式（覆盖 99% 常见邮箱格式）
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pattern := `^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$`
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regex := regexp.MustCompile(pattern)
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return regex.MatchString(email)
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}
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