refactor(backend): extract to pkg/cap

This commit is contained in:
ryan
2026-06-15 16:19:18 +08:00
parent 84ae4ec27e
commit b3ed94342c
63 changed files with 770 additions and 706 deletions
+35
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// Copyright 2025 linux.do
// Copyright 2026 Arctel.net
// SPDX-License-Identifier: Apache-2.0
package util
import "strings"
// emailPartsCount 邮箱地址由 @ 分割为两部分
const (
emailPartsCount = 2
emailLocalMinChars = 2 // 邮箱 local 部分掩码显示的最小字符数
)
// DerefString 安全地解引用字符串指针,nil 返回空字符串
func DerefString(s *string) string {
if s == nil {
return ""
}
return *s
}
// MaskEmail 安全脱敏用户的邮箱地址(例如 us***@example.com)
func MaskEmail(email string) string {
parts := strings.Split(email, "@")
if len(parts) != emailPartsCount {
return email
}
local := parts[0]
domain := parts[1]
if len(local) <= emailLocalMinChars {
return "**@" + domain
}
return local[:2] + "***" + local[len(local)-1:] + "@" + domain
}