mirror of
https://github.com/pyihe/go-pkg.git
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111 lines
2.6 KiB
Go
111 lines
2.6 KiB
Go
package utils
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import (
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"bytes"
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"compress/gzip"
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"encoding/binary"
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"io/ioutil"
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"os"
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"os/signal"
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"reflect"
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"regexp"
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"strconv"
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"syscall"
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)
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var (
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mailChecker = regexp.MustCompile(`^[A-Za-z0-9]+([_\.][A-Za-z0-9]+)*@([A-Za-z0-9\-]+\.)+[A-Za-z]{2,6}$`)
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phoneChecker = regexp.MustCompile(`^[1](([3][0-9])|([4][5-9])|([5][0-3,5-9])|([6][5,6])|([7][0-8])|([8][0-9])|([9][1,8,9]))[0-9]{8}$`)
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)
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//校验邮箱格式
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func CheckMailFormat(mail string) bool {
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return mailChecker.MatchString(mail)
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}
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//校验电话号码格式
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func CheckPhoneFormat(phone string) bool {
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return phoneChecker.MatchString(phone)
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}
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//如果监听到系统中断信号，则执行onNotify()
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func Notify(onNotify func()) {
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//SIGHUP 终端控制进程结束(终端连接断开)
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//SIGQUIT 用户发送QUIT字符(Ctrl+/)触发
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//SIGTERM 结束程序(可以被捕获、阻塞或忽略)
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//SIGINT 用户发送INTR字符(Ctrl+C)触发
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//SIGSTOP 停止进程(不能被捕获、阻塞或忽略)
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ch := make(chan os.Signal, 1)
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signal.Notify(ch, syscall.SIGHUP, syscall.SIGQUIT, syscall.SIGTERM, syscall.SIGSTOP, syscall.SIGINT)
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for {
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s := <-ch
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switch s {
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case syscall.SIGQUIT, syscall.SIGTERM, syscall.SIGSTOP, syscall.SIGINT, syscall.SIGHUP:
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if onNotify == nil {
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return
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}
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onNotify()
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default:
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return
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}
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}
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}
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// Contain 判断src中是否有元素ele
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func Contain(src interface{}, ele interface{}) bool {
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switch reflect.TypeOf(src).Kind() {
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case reflect.Slice:
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s := reflect.ValueOf(src)
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for i := 0; i < s.Len(); i++ {
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if reflect.DeepEqual(ele, s.Index(i).Interface()) {
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return true
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}
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}
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}
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return false
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}
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// Interface2Map 将嵌套的map[string]interface全部转换成一层
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func Interface2Map(data map[string]interface{}) map[string]interface{} {
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result := make(map[string]interface{})
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for k, iface := range data {
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switch v := iface.(type) {
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case map[string]interface{}:
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for i, u := range v {
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result[i] = u
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}
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default:
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result[k] = v
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}
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}
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return result
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}
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// UnGZIP gzip解压
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func UnGZIP(content []byte) ([]byte, error) {
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buffer := new(bytes.Buffer)
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err := binary.Write(buffer, binary.BigEndian, content)
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if err != nil {
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return nil, err
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}
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zipReader, err := gzip.NewReader(buffer)
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if err != nil {
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return nil, err
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}
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defer zipReader.Close()
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result, err := ioutil.ReadAll(zipReader)
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if err != nil {
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return nil, err
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}
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return result, nil
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}
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// DecimalToBinary 十进制转换为二进制字符串
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func DecimalToBinary(data int) (decimal string) {
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for ; data > 0; data = data / 2 {
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n := data % 2
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decimal = strconv.Itoa(n) + decimal
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}
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return
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}
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