updates

http_single.go

@@ -0,0 +1,50 @@
+package filemanager
+
+import (
+	"net/http"
+	"strings"
+)
+
+// serveSingle serves a single file in an editor (if it is editable), shows the
+// plain file, or downloads it if it can't be shown.
+func serveSingle(w http.ResponseWriter, r *http.Request, c *FileManager, u *User, i *FileInfo) (int, error) {
+	var err error
+
+	if err = i.RetrieveFileType(); err != nil {
+		return errorToHTTP(err, true), err
+	}
+
+	p := &Page{
+		PageInfo: &PageInfo{
+			Name:   i.Name,
+			Path:   i.VirtualPath,
+			IsDir:  false,
+			Data:   i,
+			User:   u,
+			Config: c,
+		},
+	}
+
+	// If the request accepts JSON, we send the file information.
+	if strings.Contains(r.Header.Get("Accept"), "application/json") {
+		return p.PrintAsJSON(w)
+	}
+
+	if i.Type == "text" {
+		if err = i.Read(); err != nil {
+			return errorToHTTP(err, true), err
+		}
+	}
+
+	if i.CanBeEdited() && u.AllowEdit {
+		p.Data, err = GetEditor(r, i)
+		p.Editor = true
+		if err != nil {
+			return http.StatusInternalServerError, err
+		}
+
+		return p.PrintAsHTML(w, "frontmatter", "editor")
+	}
+
+	return p.PrintAsHTML(w, "single")
+}