08dd1c7f75
功能特性： - 用户端充值记录页面，从使用日志中分离 - 充值记录中的去开发票功能 - 管理员发票管理页面 - 发票申请、处理、邮件通知功能 - 侧边栏菜单更新 - UI优化和控制台清理 - Docker部署配置 - 生产环境安全配置
78 lines
1.7 KiB
Go
78 lines
1.7 KiB
Go
package common
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import (
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"github.com/google/uuid"
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"strings"
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"sync"
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"time"
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)
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type verificationValue struct {
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code string
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time time.Time
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}
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const (
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EmailVerificationPurpose = "v"
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PasswordResetPurpose = "r"
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)
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var verificationMutex sync.Mutex
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var verificationMap map[string]verificationValue
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var verificationMapMaxSize = 10
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var VerificationValidMinutes = 10
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func GenerateVerificationCode(length int) string {
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code := uuid.New().String()
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code = strings.Replace(code, "-", "", -1)
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if length == 0 {
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return code
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}
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return code[:length]
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}
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func RegisterVerificationCodeWithKey(key string, code string, purpose string) {
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verificationMutex.Lock()
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defer verificationMutex.Unlock()
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verificationMap[purpose+key] = verificationValue{
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code: code,
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time: time.Now(),
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}
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if len(verificationMap) > verificationMapMaxSize {
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removeExpiredPairs()
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}
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}
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func VerifyCodeWithKey(key string, code string, purpose string) bool {
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verificationMutex.Lock()
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defer verificationMutex.Unlock()
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value, okay := verificationMap[purpose+key]
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now := time.Now()
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if !okay || int(now.Sub(value.time).Seconds()) >= VerificationValidMinutes*60 {
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return false
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}
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return code == value.code
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}
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func DeleteKey(key string, purpose string) {
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verificationMutex.Lock()
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defer verificationMutex.Unlock()
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delete(verificationMap, purpose+key)
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}
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// no lock inside, so the caller must lock the verificationMap before calling!
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func removeExpiredPairs() {
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now := time.Now()
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for key := range verificationMap {
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if int(now.Sub(verificationMap[key].time).Seconds()) >= VerificationValidMinutes*60 {
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delete(verificationMap, key)
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}
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}
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}
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func init() {
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verificationMutex.Lock()
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defer verificationMutex.Unlock()
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verificationMap = make(map[string]verificationValue)
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}
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