feat:1、修复无数据时报错的问题。

2、新增自定义代码着色格式
3、新增自动加载配置文件

models/AttachmentResult.go

@@ -0,0 +1,71 @@
+package models
+
+import (
+	"strings"
+
+	"github.com/astaxie/beego/orm"
+	"github.com/lifei6671/mindoc/utils/filetil"
+)
+
+type AttachmentResult struct {
+	Attachment
+	IsExist       bool
+	BookName      string
+	DocumentName  string
+	FileShortSize string
+	Account       string
+	LocalHttpPath string
+}
+
+func NewAttachmentResult() *AttachmentResult {
+	return &AttachmentResult{IsExist: false}
+}
+
+func (m *AttachmentResult) Find(id int) (*AttachmentResult, error) {
+	o := orm.NewOrm()
+
+	attach := NewAttachment()
+
+	err := o.QueryTable(m.TableNameWithPrefix()).Filter("attachment_id", id).One(attach)
+
+	if err != nil {
+		return m, err
+	}
+
+	m.Attachment = *attach
+
+	if attach.BookId == 0 && attach.DocumentId > 0 {
+		blog := NewBlog()
+		if err := o.QueryTable(blog.TableNameWithPrefix()).Filter("blog_id",attach.DocumentId).One(blog,"blog_title");err  == nil {
+			m.BookName = blog.BlogTitle
+		}else{
+			m.BookName = "[文章不存在]"
+		}
+	} else {
+		book := NewBook()
+
+		if e := o.QueryTable(book.TableNameWithPrefix()).Filter("book_id", attach.BookId).One(book, "book_name"); e == nil {
+			m.BookName = book.BookName
+		} else {
+			m.BookName = "[不存在]"
+		}
+		doc := NewDocument()
+
+		if e := o.QueryTable(doc.TableNameWithPrefix()).Filter("document_id", attach.DocumentId).One(doc, "document_name"); e == nil {
+			m.DocumentName = doc.DocumentName
+		} else {
+			m.DocumentName = "[不存在]"
+		}
+	}
+	if attach.CreateAt > 0 {
+		member := NewMember()
+		if e := o.QueryTable(member.TableNameWithPrefix()).Filter("member_id", attach.CreateAt).One(member, "account"); e == nil {
+			m.Account = member.Account
+		}
+	}
+
+	m.FileShortSize = filetil.FormatBytes(int64(attach.FileSize))
+	m.LocalHttpPath = strings.Replace(m.FilePath, "\\", "/", -1)
+
+	return m, nil
+}