From e7f1664f766c34440d2c15fe4bd066cbacac85dc Mon Sep 17 00:00:00 2001
From: xieyp <20084040@qq.com>
Date: Sun, 11 Nov 2018 20:14:03 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E5=9B=BE=E7=89=87=E6=94=BE?=
 =?UTF-8?q?=E7=BC=A9=E5=A4=84=E7=90=86=E3=80=82?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 core/Img.go | 54 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 core/Web.go |  2 ++
 readme.md   |  4 ++--
 3 files changed, 58 insertions(+), 2 deletions(-)
 create mode 100644 core/Img.go

diff --git a/core/Img.go b/core/Img.go
new file mode 100644
index 0000000..77d4525
--- /dev/null
+++ b/core/Img.go
@@ -0,0 +1,54 @@
+package core
+
+import (
+	"goserver/utils"
+	"github.com/gin-gonic/gin"
+	"strings"
+	"goserver/webs/upload"
+	"strconv"
+	"io/ioutil"
+	"github.com/cihub/seelog"
+)
+
+type ImgResize struct {
+	dir  string
+	size []string
+}
+
+func (ir *ImgResize) DoResize(context *gin.Context) {
+	url := context.Query("url")
+	if len(url) > 1 {
+		dp := strings.LastIndex(url, ".")
+		pp := strings.LastIndex(url, "_")
+		if dp > pp && pp > 0 {
+			w := url[pp+1 : dp]
+			for _, ss := range ir.size {
+				if w == ss {
+					target := ir.dir + url
+					source := ir.dir + url[0:pp] + url[dp:]
+					if strings.Index(w, "x") < 0 {
+						tw, twe := strconv.Atoi(w)
+						if twe == nil {
+							upload.ImgResize(source, target, tw)
+							bs, err := ioutil.ReadFile(target)
+							if err == nil {
+								context.Header("Content-Type", "image/"+url[dp+1:])
+								context.Writer.Write(bs)
+							} else {
+								seelog.Error("target file error:", target)
+							}
+							return
+						}
+					}
+				}
+			}
+			seelog.Error("生成的宽度不支持,", w)
+		}
+	}
+}
+
+func (app *Module) ImgResize(ele *utils.Element) {
+	ir := &ImgResize{dir: ele.MustAttr("Dir"),
+		size: strings.Split(ele.MustAttr("Size"), ",")}
+	getGin(ele).GET(ele.MustAttr("Url"), ir.DoResize)
+}
diff --git a/core/Web.go b/core/Web.go
index 7b75ff3..607396e 100644
--- a/core/Web.go
+++ b/core/Web.go
@@ -31,6 +31,7 @@ func (app *Module) Sp(ele *utils.Element) {
 	put(ele, sp)
 }
 
+
 //文件上传
 /**
 TmpDir,MainWidth,ImgWidth（多个用,分隔） 可选
@@ -43,6 +44,7 @@ TmpDir,MainWidth,ImgWidth（多个用,分隔） 可选
     <Upload SpRef="Sp" WebRef="Web" TmpDir="./upload/temp/" DirUpload="./upload/" ImgWidth="800" Sp="Upload" MainWidth="800" UrlPrefix="/upload"/>
 
  */
+
 func (app *Module) Upload(ele *utils.Element) {
 	sp, spExt := ele.AttrValue("SpRef")
 	var nameFun func(c *webs.Param, tmpFileName string) (string, error)
diff --git a/readme.md b/readme.md
index 5ffb4e2..80e99c1 100644
--- a/readme.md
+++ b/readme.md
@@ -1,6 +1,6 @@
 
-###  项目介绍
-goserver 把存储过程映射成JSON接口. 其它功能
+###  goserver 功能介绍
+* 存储过程映射成JSON接口
 * 认证码 
 * 定时任务（执行SQL，爬虫） 
 * 模版