From ef43759420f25cc8f4313ac5451b36bafd21a5c3 Mon Sep 17 00:00:00 2001
From: Luc <luc@tech-hunters.com>
Date: Sat, 22 Jun 2019 17:23:15 +0200
Subject: [PATCH] fix empty password not saved and generated error

Need for open network
---
 Grbl_Esp32/commands.cpp   | 6 +++---
 Grbl_Esp32/grbl.h         | 2 +-
 Grbl_Esp32/wificonfig.cpp | 4 ++--
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/Grbl_Esp32/commands.cpp b/Grbl_Esp32/commands.cpp
index 7a96794d..8c0a98e8 100644
--- a/Grbl_Esp32/commands.cpp
+++ b/Grbl_Esp32/commands.cpp
@@ -326,7 +326,7 @@ bool COMMANDS::execute_internal_command (int cmd, String cmd_params, level_authe
             } 
             Preferences prefs;
             prefs.begin(NAMESPACE, false);
-            if (prefs.putString(AP_PWD_ENTRY, parameter) == 0){
+            if (prefs.putString(AP_PWD_ENTRY, parameter) != parameter.length()){
                 response = false;
                 if(espresponse)espresponse->println ("Error: Set failed!");
                 } else if(espresponse)espresponse->println ("ok");
@@ -1223,7 +1223,7 @@ bool COMMANDS::execute_internal_command (int cmd, String cmd_params, level_authe
             if (! (styp == "B" || styp == "S" || styp == "A" || styp == "I" || styp == "F") ) {
                 response = false;
             }
-            if (sval.length() == 0) {
+            if ((sval.length() == 0) && !((spos==AP_PWD_ENTRY) || (spos==STA_PWD_ENTRY))){
                 response = false;
             }
 
@@ -1281,7 +1281,7 @@ bool COMMANDS::execute_internal_command (int cmd, String cmd_params, level_authe
                 }
                 //String value
                 if (styp == "S") {
-                   if (prefs.putString(spos.c_str(), sval) == 0) {
+                   if (prefs.putString(spos.c_str(), sval) != sval.length()) {
                         response = false;
                     } else {
 #if defined (ENABLE_WIFI)
diff --git a/Grbl_Esp32/grbl.h b/Grbl_Esp32/grbl.h
index f7db835a..2adca58e 100644
--- a/Grbl_Esp32/grbl.h
+++ b/Grbl_Esp32/grbl.h
@@ -20,7 +20,7 @@
 
 // Grbl versioning system
 #define GRBL_VERSION "1.1f"
-#define GRBL_VERSION_BUILD "20190518"
+#define GRBL_VERSION_BUILD "20190622"
 
 //#include <sdkconfig.h>
 #include <Arduino.h>
diff --git a/Grbl_Esp32/wificonfig.cpp b/Grbl_Esp32/wificonfig.cpp
index b7d15cef..eec95e6f 100644
--- a/Grbl_Esp32/wificonfig.cpp
+++ b/Grbl_Esp32/wificonfig.cpp
@@ -475,7 +475,7 @@ void WiFiConfig::reset_settings(){
         error = true;
     }
     sval = DEFAULT_STA_PWD;
-    if (prefs.putString(STA_PWD_ENTRY, sval) == 0){
+    if (prefs.putString(STA_PWD_ENTRY, sval) != sval.length()){
         error = true;
     }
     sval = DEFAULT_AP_SSID;
@@ -483,7 +483,7 @@ void WiFiConfig::reset_settings(){
         error = true;
     }
     sval = DEFAULT_AP_PWD;
-    if (prefs.putString(AP_PWD_ENTRY, sval) == 0){
+    if (prefs.putString(AP_PWD_ENTRY, sval) != sval.length()){
         error = true;
     }