实现文档编辑

conf/app.conf

@@ -22,4 +22,7 @@ db_password=123456
 cover=/static/images/book.jpg
 
 #默认编辑器
-editor=markdown
+editor=markdown
+
+#上传文件的后缀
+upload_file_ext=txt|doc|docx|xls|xlsx|ppt|pptx|pdf|7z|rar|jpg|jpeg|png|gif

conf/app.conf.example

@@ -27,4 +27,7 @@ cover=/static/images/book.jpg
 avatar=/static/images/headimgurl.jpg
 
 #默认阅读令牌长度
-token_size=12
+token_size=12
+
+#上传文件的后缀
+upload_file_ext=txt|doc|docx|xls|xlsx|ppt|pptx|pdf|7z|rar|jpg|jpeg|png|gif

conf/enumerate.go

@@ -1,7 +1,10 @@
 // package conf 为配置相关.
 package conf
 
-import "github.com/astaxie/beego"
+import (
+	"github.com/astaxie/beego"
+	"strings"
+)
 
 // 登录用户的Session名
 const LoginSessionName = "LoginSessionName"
@@ -53,4 +56,36 @@ func GetTokenSize() int {
 
 func GetDefaultCover() string {
 	return beego.AppConfig.DefaultString("cover","/static/images/book.jpg")
+}
+
+func GetUploadFileExt()  []string {
+	ext := beego.AppConfig.DefaultString("upload_file_ext","png|jpg|jpeg|gif|txt|doc|docx|pdf")
+	
+	temp := strings.Split(ext,"|")
+	
+	exts := make([]string,len(temp))
+	
+	i := 0
+	for _,item := range temp {
+		if item != "" {
+			exts[i] = item
+			i++
+		}
+	}
+	return exts
+}
+
+func IsAllowUploadFileExt(ext string) bool  {
+
+	if strings.HasPrefix(ext,".") {
+		ext = string(ext[1:])
+	}
+	exts := GetUploadFileExt()
+
+	for _,item := range exts {
+		if strings.EqualFold(item,ext) {
+			return  true
+		}
+	}
+	return false
 }