Signed-off-by: kevin <kevin@lmve.net>
This commit is contained in:
2025-06-05 11:04:12 +08:00
parent 9b63e88da8
commit 9d3eb0cea9
1675 changed files with 357271 additions and 1 deletions
+131
View File
@@ -0,0 +1,131 @@
package models
import (
"crypto/md5"
"crypto/rand"
"encoding/hex"
"fmt"
"os"
"regexp"
"time"
)
func Unix_to_str_time(nanos int64) string {
t := time.Unix(0, nanos)
return (t.Format("2006-01-02 15:04:05.999999999")) // 输出:2021-06-10 09:49:59.123456789
}
// 获取当前时间字符串
// 参数格式可选,默认"2006-01-02 15:04:05"
func Get_current_time_string(format ...string) string {
// 默认格式
layout := "2006_01_02-15_04_05.999999999"
// 如果传入了格式参数则使用自定义格式
if len(format) > 0 {
layout = format[0]
}
return time.Now().Format(layout)
}
func Time_date_str_to_time(timestr string) time.Time {
// 定义与字符串匹配的布局(注意必须使用Go的参考时间格式)
layout := "2006-01-02"
// 解析时间
t, err := time.Parse(layout, timestr)
if err != nil {
var notime time.Time
return notime
}
return t
}
// 判断文件是否存在
func File_exists(path string) bool {
_, err := os.Stat(path)
if err != nil {
return !os.IsNotExist(err)
}
return true
}
func Is_email_valid(email string) bool {
// 正则表达式(覆盖 99% 常见邮箱格式)
pattern := `^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$`
regex := regexp.MustCompile(pattern)
return regex.MatchString(email)
}
func Valid_str_len(s string, min, max int, checkRune bool) bool {
var length int
if checkRune {
length = len([]rune(s))
} else {
length = len(s)
}
if min < 0 || max < 0 || (max != 0 && max < min) {
return false // 参数非法
}
return length >= min && (max == 0 || length <= max)
// 示例
//valid1 := Valid_str_len("hello", 3, 20, false) // 校验字节数
//valid2 := Valid_str_len("你好", 1, 2, true) // 校验字符数
}
func Rand_str_32() string {
// 生成 32 字节 (256 位) 随机数据
b := make([]byte, 32)
if _, err := rand.Read(b); err != nil {
panic(err)
}
// 转换为 16 进制字符串 (长度 64)
cookie := hex.EncodeToString(b)
return cookie
}
func Md5_str(str string) string {
hashBytes2 := md5.Sum([]byte(str))
hashString2 := hex.EncodeToString(hashBytes2[:]) // 注意数组转切片的[:]
return hashString2
}
func Hash_user_pass(str string) string {
switch User_configs["pass_hash_type"].(string) {
case "text":
return str
case "md5":
return Md5_str(str)
}
return Get_current_time_string() + Rand_str_32() //如果转换失败返回当前时间,避免撞库
}
func Page_range(start_page int64, end_page int64, now_page int64, href_heard string) []map[string]string {
var a []map[string]string
for i := start_page; i <= end_page; i++ {
var active = ""
if i == now_page {
active = "active"
} else {
active = ""
}
a = append(a, map[string]string{
"page_href": fmt.Sprintf("%s%d", href_heard, i),
"active": active,
"page": fmt.Sprintf("%d", i),
})
}
return a
}