1 files changed, 72 insertions, 0 deletions
diff --git a/routers/web/repo/middlewares.go b/routers/web/repo/middlewares.go
new file mode 100644
index 0000000000..1b95a13ba2
--- /dev/null
+++ b/routers/web/repo/middlewares.go
@@ -0,0 +1,72 @@
+// Copyright 2020 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package repo
+
+import (
+	"fmt"
+
+	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/git"
+)
+
+// SetEditorconfigIfExists set editor config as render variable
+func SetEditorconfigIfExists(ctx *context.Context) {
+	if ctx.Repo.Repository.IsEmpty {
+		ctx.Data["Editorconfig"] = nil
+		return
+	}
+
+	ec, err := ctx.Repo.GetEditorconfig()
+
+	if err != nil && !git.IsErrNotExist(err) {
+		description := fmt.Sprintf("Error while getting .editorconfig file: %v", err)
+		if err := models.CreateRepositoryNotice(description); err != nil {
+			ctx.ServerError("ErrCreatingReporitoryNotice", err)
+		}
+		return
+	}
+
+	ctx.Data["Editorconfig"] = ec
+}
+
+// SetDiffViewStyle set diff style as render variable
+func SetDiffViewStyle(ctx *context.Context) {
+	queryStyle := ctx.Query("style")
+
+	if !ctx.IsSigned {
+		ctx.Data["IsSplitStyle"] = queryStyle == "split"
+		return
+	}
+
+	var (
+		userStyle = ctx.User.DiffViewStyle
+		style     string
+	)
+
+	if queryStyle == "unified" || queryStyle == "split" {
+		style = queryStyle
+	} else if userStyle == "unified" || userStyle == "split" {
+		style = userStyle
+	} else {
+		style = "unified"
+	}
+
+	ctx.Data["IsSplitStyle"] = style == "split"
+	if err := ctx.User.UpdateDiffViewStyle(style); err != nil {
+		ctx.ServerError("ErrUpdateDiffViewStyle", err)
+	}
+}
+
+// SetWhitespaceBehavior set whitespace behavior as render variable
+func SetWhitespaceBehavior(ctx *context.Context) {
+	whitespaceBehavior := ctx.Query("whitespace")
+	switch whitespaceBehavior {
+	case "ignore-all", "ignore-eol", "ignore-change":
+		ctx.Data["WhitespaceBehavior"] = whitespaceBehavior
+	default:
+		ctx.Data["WhitespaceBehavior"] = ""
+	}
+}