Refactor editor (#34780)

A complete rewrite

routers/web/repo/editor_uploader.go

@@ -0,0 +1,61 @@
+// Copyright 2025 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package repo
+
+import (
+	"net/http"
+
+	repo_model "code.gitea.io/gitea/models/repo"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/modules/util"
+	"code.gitea.io/gitea/services/context"
+	"code.gitea.io/gitea/services/context/upload"
+	files_service "code.gitea.io/gitea/services/repository/files"
+)
+
+// UploadFileToServer upload file to server file dir not git
+func UploadFileToServer(ctx *context.Context) {
+	file, header, err := ctx.Req.FormFile("file")
+	if err != nil {
+		ctx.ServerError("FormFile", err)
+		return
+	}
+	defer file.Close()
+
+	buf := make([]byte, 1024)
+	n, _ := util.ReadAtMost(file, buf)
+	if n > 0 {
+		buf = buf[:n]
+	}
+
+	err = upload.Verify(buf, header.Filename, setting.Repository.Upload.AllowedTypes)
+	if err != nil {
+		ctx.HTTPError(http.StatusBadRequest, err.Error())
+		return
+	}
+
+	name := files_service.CleanGitTreePath(header.Filename)
+	if len(name) == 0 {
+		ctx.HTTPError(http.StatusBadRequest, "Upload file name is invalid")
+		return
+	}
+
+	uploaded, err := repo_model.NewUpload(ctx, name, buf, file)
+	if err != nil {
+		ctx.ServerError("NewUpload", err)
+		return
+	}
+
+	ctx.JSON(http.StatusOK, map[string]string{"uuid": uploaded.UUID})
+}
+
+// RemoveUploadFileFromServer remove file from server file dir
+func RemoveUploadFileFromServer(ctx *context.Context) {
+	fileUUID := ctx.FormString("file")
+	if err := repo_model.DeleteUploadByUUID(ctx, fileUUID); err != nil {
+		ctx.ServerError("DeleteUploadByUUID", err)
+		return
+	}
+	ctx.Status(http.StatusNoContent)
+}