v2版本正式上线测试版

libs/pager.go

@@ -1,120 +0,0 @@
-/*
-* @Author: haodaquan
-* @Date:   2017-06-21 13:10:05
-* @Last Modified by:   haodaquan
-* @Last Modified time: 2017-06-21 13:10:15
- */
-
-package libs
-
-import (
-	"bytes"
-	"fmt"
-	"math"
-	"strings"
-)
-
-type Pager struct {
-	Page     int
-	Totalnum int
-	Pagesize int
-	urlpath  string
-	urlquery string
-	nopath   bool
-}
-
-func NewPager(page, totalnum, pagesize int, url string, nopath ...bool) *Pager {
-	p := new(Pager)
-	p.Page = page
-	p.Totalnum = totalnum
-	p.Pagesize = pagesize
-
-	arr := strings.Split(url, "?")
-	p.urlpath = arr[0]
-	if len(arr) > 1 {
-		p.urlquery = "?" + arr[1]
-	} else {
-		p.urlquery = ""
-	}
-
-	if len(nopath) > 0 {
-		p.nopath = nopath[0]
-	} else {
-		p.nopath = false
-	}
-
-	return p
-}
-
-func (this *Pager) url(page int) string {
-	if this.nopath { //不使用目录形式
-		if this.urlquery != "" {
-			return fmt.Sprintf("%s%s&page=%d", this.urlpath, this.urlquery, page)
-		} else {
-			return fmt.Sprintf("%s?page=%d", this.urlpath, page)
-		}
-	} else {
-		return fmt.Sprintf("%s/page/%d%s", this.urlpath, page, this.urlquery)
-	}
-}
-
-func (this *Pager) ToString() string {
-	if this.Totalnum <= this.Pagesize {
-		return ""
-	}
-
-	var buf bytes.Buffer
-	var from, to, linknum, offset, totalpage int
-
-	offset = 5
-	linknum = 10
-
-	totalpage = int(math.Ceil(float64(this.Totalnum) / float64(this.Pagesize)))
-
-	if totalpage < linknum {
-		from = 1
-		to = totalpage
-	} else {
-		from = this.Page - offset
-		to = from + linknum
-		if from < 1 {
-			from = 1
-			to = from + linknum - 1
-		} else if to > totalpage {
-			to = totalpage
-			from = totalpage - linknum + 1
-		}
-	}
-
-	buf.WriteString("<ul class=\"pagination\">")
-	if this.Page > 1 {
-		buf.WriteString(fmt.Sprintf("<li><a href=\"%s\">&laquo;</a></li>", this.url(this.Page-1)))
-	} else {
-		buf.WriteString("<li class=\"disabled\"><a href=\"#\" aria-label=\"Previous\"><span aria-hidden=\"true\">&laquo;</span></a></li>")
-	}
-
-	if this.Page > linknum {
-		buf.WriteString(fmt.Sprintf("<li><a href=\"%s\">1...</a></li>", this.url(1)))
-	}
-
-	for i := from; i <= to; i++ {
-		if i == this.Page {
-			buf.WriteString(fmt.Sprintf("<li class=\"active\"><a href=\"#\">%d</a></li>", i))
-		} else {
-			buf.WriteString(fmt.Sprintf("<li><a href=\"%s\">%d</a></li>", this.url(i), i))
-		}
-	}
-
-	if totalpage > to {
-		buf.WriteString(fmt.Sprintf("<li><a href=\"%s\">...%d</a></li>", this.url(totalpage), totalpage))
-	}
-
-	if this.Page < totalpage {
-		buf.WriteString(fmt.Sprintf("<li><a href=\"%s\">&raquo;</a></li>", this.url(this.Page+1)))
-	} else {
-		buf.WriteString(fmt.Sprintf("<li class=\"disabled\"><a href=\"#\" aria-label=\"Next\"><span aria-hidden=\"true\">&raquo;</span></a></li>"))
-	}
-	buf.WriteString("</ul>")
-
-	return buf.String()
-}

libs/string.go

@@ -1,16 +1,19 @@
-/*
-* @Author: haodaquan
-* @Date:   2017-06-20 10:01:39
-* @Last Modified by:   haodaquan
-* @Last Modified time: 2017-06-20 10:02:07
- */
+/**********************************************
+** @Des: This file ...
+** @Author: haodaquan
+** @Date:   2017-09-08 00:24:25
+** @Last Modified by:   haodaquan
+** @Last Modified time: 2017-09-17 10:12:06
+***********************************************/
 
 package libs
 
 import (
 	"crypto/md5"
 	"fmt"
+	"math/rand"
 	"regexp"
+	"time"
 )
 
 var emailPattern = regexp.MustCompile("[\\w!#$%&'*+/=?^_`{|}~-]+(?:\\.[\\w!#$%&'*+/=?^_`{|}~-]+)*@(?:[\\w](?:[\\w-]*[\\w])?\\.)+[a-zA-Z0-9](?:[\\w-]*[\\w])?")
@@ -35,3 +38,32 @@ func SizeFormat(size float64) string {
 func IsEmail(b []byte) bool {
 	return emailPattern.Match(b)
 }
+
+func Password(len int, pwdO string) (pwd string, salt string) {
+	salt = GetRandomString(4)
+	defaultPwd := "george518"
+	if pwdO != "" {
+		defaultPwd = pwdO
+	}
+	pwd = Md5([]byte(defaultPwd + salt))
+	return pwd, salt
+}
+
+// 生成32位MD5
+// func MD5(text string) string{
+//    ctx := md5.New()
+//    ctx.Write([]byte(text))
+//    return hex.EncodeToString(ctx.Sum(nil))
+// }
+
+//生成随机字符串
+func GetRandomString(lens int) string {
+	str := "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
+	bytes := []byte(str)
+	result := []byte{}
+	r := rand.New(rand.NewSource(time.Now().UnixNano()))
+	for i := 0; i < lens; i++ {
+		result = append(result, bytes[r.Intn(len(bytes))])
+	}
+	return string(result)
+}