From 86d2cd91589da51e71648b92df95f2b0a1c16c8d Mon Sep 17 00:00:00 2001
From: Kyle Bostelmann <kyle@bostelk.ca>
Date: Thu, 29 Sep 2016 19:37:13 -0300
Subject: [PATCH] Bescause the working directory is set to where the go
 executable is running the absolute path should be used when creating a new
 map.

---
 src/handlers.go | 3 ++-
 src/server.go   | 9 +++++++--
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/src/handlers.go b/src/handlers.go
index 928bf08..42b10fc 100644
--- a/src/handlers.go
+++ b/src/handlers.go
@@ -462,7 +462,8 @@ func CreateSaveHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	cmdOut, err := createSave(saveName)
+	saveFile := filepath.Join(config.FactorioSavesDir, saveName)
+	cmdOut, err := createSave(saveFile)
 	if err != nil {
 		log.Printf("Error creating save: %s", err)
 		resp.Data = "Error creating savefile."
diff --git a/src/server.go b/src/server.go
index 6b4a178..4cf9e0d 100644
--- a/src/server.go
+++ b/src/server.go
@@ -26,9 +26,14 @@ type FactorioServer struct {
 	StdIn            io.WriteCloser
 }
 
-func createSave(saveName string) (string, error) {
-	args := []string{"--create", saveName}
+func createSave(filePath string) (string, error) {
+	err := os.MkdirAll(filepath.Base(filePath), 0755)
+	if err != nil {
+		log.Printf("Error in creating Factorio save: %s", err)
+		return "", err
+	}
 
+	args := []string{"--create", filePath}
 	cmdOutput, err := exec.Command(config.FactorioBinary, args...).Output()
 	if err != nil {
 		log.Printf("Error in creating Factorio save: %s", err)