first steps of saving settings

Refs #21

plugins/edsm/edsmplugin_func.go

@@ -14,7 +14,7 @@ import (
 // NewPlugin creates a new instance of EDSMPlugin.
 func NewPlugin(qilbot *bot.Qilbot) (plugin *Plugin) {
 	const (
-		Name        = "EDSM Plugin"
+		Name        = "Qilbot EDSM Plugin"
 		Description = "Client plugin for Elite Dangerous Star Map web site."
 	)
 

utilities/file.go

@@ -0,0 +1,28 @@
+package utilities
+
+import (
+	"io/ioutil"
+	"os"
+)
+
+// DefaultPermissions Permissions for file and directory creations.
+const (
+	DefaultPermissions = 644
+)
+
+// FileOrDirectoryExists Check is a file or directory exists.
+func FileOrDirectoryExists(path string) (bool, error) {
+	_, err := os.Stat(path)
+	if err == nil {
+		return true, nil
+	}
+	if os.IsNotExist(err) {
+		return false, nil
+	}
+	return true, err
+}
+
+// SaveToFile Saves a byte array to a path.
+func SaveToFile(data []byte, path string) error {
+	return ioutil.WriteFile(path, data, DefaultPermissions)
+}