v1.12.0 to optionally display Credentials

### Releases v1.12.0

1. Optionally display Credentials (SSIDs, PWDs) in Config Portal. Check [Populate portal wifi with saved credentials #91](#91)
2. Display `Credentials` Hint on Config Portal
3. Periodic code clean-up

Author: khoih-prog

CONTRIBUTING.md

@@ -12,10 +12,10 @@ If you don't find anything, please [open a new issue](https://github.com/khoih-p
 
 ### How to submit a bug report
 
-Please ensure to specify the following:
+Please ensure to specify the following, or your post will be ignored and deleted:
 
 * Arduino IDE version (e.g. 1.8.19) or Platform.io version
-* `ESP8266` or `ESP32` Core Version (e.g. ESP8266 core v3.0.2 or ESP32 v2.0.4)
+* `ESP8266` or `ESP32` Core Version (e.g. ESP8266 core v3.0.2 or ESP32 v2.0.5)
 * Contextual information (e.g. what you were trying to achieve)
 * Simplest possible steps to reproduce
 * Anything that might be relevant in your opinion, such as:
@@ -29,10 +29,10 @@ Please ensure to specify the following:
 Arduino IDE version: 1.8.19
 ESP8266 Core Version 3.0.2
 OS: Ubuntu 20.04 LTS
-Linux xy-Inspiron-3593 5.15.0-46-generic #49~20.04.1-Ubuntu SMP Thu Aug 4 19:15:44 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux
+Linux xy-Inspiron-3593 5.15.0-48-generic #54~20.04.1-Ubuntu SMP Thu Sep 1 16:17:26 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux
 
 Context:
-I encountered an endless loop while trying to connect to Local WiFi.
+I encountered a crash when using this library
 
 Steps to reproduce:
 1. ...

Images/Configuration.png

@@ -13,6 +13,7 @@
 ## Table of Contents
 
 * [Changelog](#changelog)
+  * [Releases v1.12.0](#releases-v1120)
   * [Releases v1.11.0](#releases-v1110)
   * [Releases v1.10.2](#releases-v1102)
   * [Releases v1.10.1](#releases-v1101)
@@ -55,6 +56,12 @@
 
 ## Changelog
 
+### Releases v1.12.0
+
+1. Optionally display Credentials (SSIDs, PWDs) in Config Portal. Check [Populate portal wifi with saved credentials #91](https://github.com/khoih-prog/ESP_WiFiManager/discussions/91)
+2. Display `Credentials` Hint on Config Portal
+3. Periodic code clean-up
+
 ### Releases v1.11.0
 
 1. Fix ESP32 chipID. Check [Help for storing variables in memory (non-volatile) #87](https://github.com/khoih-prog/ESP_WiFiManager/discussions/87#discussioncomment-3593028)

README.md

@@ -15,11 +15,15 @@
   #error This code is intended to run on the ESP8266 or ESP32 platform! Please check your Tools->Board setting.
 #endif
 
-#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.11.0"
-#define ESP_WIFIMANAGER_VERSION_MIN             1011000
+#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.12.0"
+#define ESP_WIFIMANAGER_VERSION_MIN             1012000
 
 // Use from 0 to 4. Higher number, more debugging messages and memory usage.
-#define _WIFIMGR_LOGLEVEL_    3
+#define _WIFIMGR_LOGLEVEL_    1
+
+// To not display stored SSIDs and PWDs on Config Portal, select false. Default is true
+// Even the stored Credentials are not display, just leave them all blank to reconnect and reuse the stored Credentials 
+//#define DISPLAY_STORED_CREDENTIALS_IN_CP        false
 
 //Ported to ESP32
 #ifdef ESP32
@@ -781,6 +785,12 @@ void setup()
 
     initialConfig = true;
 
+#if DISPLAY_STORED_CREDENTIALS_IN_CP
+    // New. Update Credentials, got from loadConfigData(), to display on CP
+    ESP_wifiManager.setCredentials(WM_config.WiFi_Creds[0].wifi_ssid, WM_config.WiFi_Creds[0].wifi_pw, 
+                                   WM_config.WiFi_Creds[1].wifi_ssid, WM_config.WiFi_Creds[1].wifi_pw);
+#endif
+
     // Starts an access point
     //if (!ESP_wifiManager.startConfigPortal((const char *) ssid.c_str(), password))
     if ( !ESP_wifiManager.startConfigPortal(AP_SSID.c_str(), AP_PASS.c_str()) )

changelog.md

@@ -15,11 +15,15 @@
   #error This code is intended to run on the ESP8266 or ESP32 platform! Please check your Tools->Board setting.
 #endif
 
-#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.11.0"
-#define ESP_WIFIMANAGER_VERSION_MIN             1011000
+#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.12.0"
+#define ESP_WIFIMANAGER_VERSION_MIN             1012000
 
 // Use from 0 to 4. Higher number, more debugging messages and memory usage.
-#define _WIFIMGR_LOGLEVEL_    3
+#define _WIFIMGR_LOGLEVEL_    1
+
+// To not display stored SSIDs and PWDs on Config Portal, select false. Default is true
+// Even the stored Credentials are not display, just leave them all blank to reconnect and reuse the stored Credentials 
+//#define DISPLAY_STORED_CREDENTIALS_IN_CP        false
 
 #include <FS.h>
 
@@ -1008,6 +1012,12 @@ void setup()
     Serial.print(F(", PWD = "));
     Serial.println(AP_PASS);
 
+#if DISPLAY_STORED_CREDENTIALS_IN_CP
+    // New. Update Credentials, got from loadConfigData(), to display on CP
+    ESP_wifiManager.setCredentials(WM_config.WiFi_Creds[0].wifi_ssid, WM_config.WiFi_Creds[0].wifi_pw, 
+                                   WM_config.WiFi_Creds[1].wifi_ssid, WM_config.WiFi_Creds[1].wifi_pw);
+#endif
+
     // Starts an access point
     //if (!ESP_wifiManager.startConfigPortal((const char *) ssid.c_str(), password))
     if ( !ESP_wifiManager.startConfigPortal(AP_SSID.c_str(), AP_PASS.c_str()) )

examples/AutoConnect/AutoConnect.ino

@@ -15,11 +15,15 @@
   #error This code is intended to run on the ESP8266 or ESP32 platform! Please check your Tools->Board setting.
 #endif
 
-#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.11.0"
-#define ESP_WIFIMANAGER_VERSION_MIN             1011000
+#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.12.0"
+#define ESP_WIFIMANAGER_VERSION_MIN             1012000
 
 // Use from 0 to 4. Higher number, more debugging messages and memory usage.
-#define _WIFIMGR_LOGLEVEL_    3
+#define _WIFIMGR_LOGLEVEL_    1
+
+// To not display stored SSIDs and PWDs on Config Portal, select false. Default is true
+// Even the stored Credentials are not display, just leave them all blank to reconnect and reuse the stored Credentials 
+//#define DISPLAY_STORED_CREDENTIALS_IN_CP        false
 
 //Ported to ESP32
 #ifdef ESP32
@@ -790,6 +794,12 @@ void setup()
     Serial.print(F(", PWD = "));
     Serial.println(AP_PASS);
 
+#if DISPLAY_STORED_CREDENTIALS_IN_CP
+    // New. Update Credentials, got from loadConfigData(), to display on CP
+    ESP_wifiManager.setCredentials(WM_config.WiFi_Creds[0].wifi_ssid, WM_config.WiFi_Creds[0].wifi_pw, 
+                                   WM_config.WiFi_Creds[1].wifi_ssid, WM_config.WiFi_Creds[1].wifi_pw);
+#endif
+
     // Starts an access point
     //if (!ESP_wifiManager.startConfigPortal((const char *) ssid.c_str(), password))
     if ( !ESP_wifiManager.startConfigPortal(AP_SSID.c_str(), AP_PASS.c_str()) )

examples/AutoConnectWithFSParameters/AutoConnectWithFSParameters.ino

@@ -15,11 +15,15 @@
   #error This code is intended to run on the ESP8266 or ESP32 platform! Please check your Tools->Board setting.
 #endif
 
-#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.11.0"
-#define ESP_WIFIMANAGER_VERSION_MIN             1011000
+#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.12.0"
+#define ESP_WIFIMANAGER_VERSION_MIN             1012000
 
 // Use from 0 to 4. Higher number, more debugging messages and memory usage.
-#define _WIFIMGR_LOGLEVEL_    3
+#define _WIFIMGR_LOGLEVEL_    1
+
+// To not display stored SSIDs and PWDs on Config Portal, select false. Default is true
+// Even the stored Credentials are not display, just leave them all blank to reconnect and reuse the stored Credentials 
+//#define DISPLAY_STORED_CREDENTIALS_IN_CP        false
 
 #include <FS.h>
 
@@ -821,6 +825,12 @@ void setup()
     Serial.print(F(", PWD = "));
     Serial.println(AP_PASS);
 
+#if DISPLAY_STORED_CREDENTIALS_IN_CP
+    // New. Update Credentials, got from loadConfigData(), to display on CP
+    ESP_wifiManager.setCredentials(WM_config.WiFi_Creds[0].wifi_ssid, WM_config.WiFi_Creds[0].wifi_pw, 
+                                   WM_config.WiFi_Creds[1].wifi_ssid, WM_config.WiFi_Creds[1].wifi_pw);
+#endif
+
     // Starts an access point
     //if (!ESP_wifiManager.startConfigPortal((const char *) ssid.c_str(), password))
     if ( !ESP_wifiManager.startConfigPortal(AP_SSID.c_str(), AP_PASS.c_str()) )

examples/AutoConnectWithFeedback/AutoConnectWithFeedback.ino

@@ -31,11 +31,15 @@
   #error This code is intended to run on the ESP8266 or ESP32 platform! Please check your Tools->Board setting.
 #endif
 
-#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.11.0"
-#define ESP_WIFIMANAGER_VERSION_MIN             1011000
+#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.12.0"
+#define ESP_WIFIMANAGER_VERSION_MIN             1012000
 
 // Use from 0 to 4. Higher number, more debugging messages and memory usage.
-#define _WIFIMGR_LOGLEVEL_    4
+#define _WIFIMGR_LOGLEVEL_    1
+
+// To not display stored SSIDs and PWDs on Config Portal, select false. Default is true
+// Even the stored Credentials are not display, just leave them all blank to reconnect and reuse the stored Credentials 
+//#define DISPLAY_STORED_CREDENTIALS_IN_CP        false
 
 #include <Arduino.h>            // for button
 #include <OneButton.h>          // for button
@@ -967,6 +971,12 @@ void wifi_manager()
   Serial.print(ssid);
   Serial.print(F(", PWD = "));
   Serial.println(password);
+
+#if DISPLAY_STORED_CREDENTIALS_IN_CP
+    // New. Update Credentials, got from loadConfigData(), to display on CP
+    ESP_wifiManager.setCredentials(WM_config.WiFi_Creds[0].wifi_ssid, WM_config.WiFi_Creds[0].wifi_pw, 
+                                   WM_config.WiFi_Creds[1].wifi_ssid, WM_config.WiFi_Creds[1].wifi_pw);
+#endif
 
   if (!ESP_wifiManager.startConfigPortal((const char *) ssid.c_str(), password.c_str()))
   {
@@ -1338,6 +1348,8 @@ void setup()
 
   if (initialConfig)
   {
+    loadConfigData();
+    
     wifi_manager();
   }
   else

examples/AutoConnectWithFeedbackLED/AutoConnectWithFeedbackLED.ino

@@ -31,11 +31,15 @@
   #error This code is intended to run on the ESP8266 or ESP32 platform! Please check your Tools->Board setting.
 #endif
 
-#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.11.0"
-#define ESP_WIFIMANAGER_VERSION_MIN             1011000
+#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.12.0"
+#define ESP_WIFIMANAGER_VERSION_MIN             1012000
 
 // Use from 0 to 4. Higher number, more debugging messages and memory usage.
-#define _WIFIMGR_LOGLEVEL_    3
+#define _WIFIMGR_LOGLEVEL_    1
+
+// To not display stored SSIDs and PWDs on Config Portal, select false. Default is true
+// Even the stored Credentials are not display, just leave them all blank to reconnect and reuse the stored Credentials 
+//#define DISPLAY_STORED_CREDENTIALS_IN_CP        false
 
 // Default is 30s, using 20s now
 #define TIME_BETWEEN_MODAL_SCANS          20000UL
@@ -1021,6 +1025,12 @@ void wifi_manager()
   Serial.print(F(", PWD = "));
   Serial.println(password);
 
+#if DISPLAY_STORED_CREDENTIALS_IN_CP
+    // New. Update Credentials, got from loadConfigData(), to display on CP
+    ESP_wifiManager.setCredentials(WM_config.WiFi_Creds[0].wifi_ssid, WM_config.WiFi_Creds[0].wifi_pw, 
+                                   WM_config.WiFi_Creds[1].wifi_ssid, WM_config.WiFi_Creds[1].wifi_pw);
+#endif
+
   if (!ESP_wifiManager.startConfigPortal((const char *) ssid.c_str(), password.c_str()))
   {
     Serial.println(F("Not connected to WiFi but continuing anyway."));
@@ -1380,6 +1390,8 @@ void setup()
 
   if (initialConfig)
   {
+    loadConfigData();
+    
     wifi_manager();
   }
   else

examples/ConfigOnDRD_FS_MQTT_Ptr/ConfigOnDRD_FS_MQTT_Ptr.ino

@@ -31,11 +31,15 @@
   #error This code is intended to run on the ESP8266 or ESP32 platform! Please check your Tools->Board setting.
 #endif
 
-#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.11.0"
-#define ESP_WIFIMANAGER_VERSION_MIN             1011000
+#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.12.0"
+#define ESP_WIFIMANAGER_VERSION_MIN             1012000
 
 // Use from 0 to 4. Higher number, more debugging messages and memory usage.
-#define _WIFIMGR_LOGLEVEL_    3
+#define _WIFIMGR_LOGLEVEL_    1
+
+// To not display stored SSIDs and PWDs on Config Portal, select false. Default is true
+// Even the stored Credentials are not display, just leave them all blank to reconnect and reuse the stored Credentials 
+//#define DISPLAY_STORED_CREDENTIALS_IN_CP        false
 
 // Default is 30s, using 20s now
 #define TIME_BETWEEN_MODAL_SCANS          20000UL
@@ -1010,6 +1014,12 @@ void wifi_manager()
   Serial.print(F(", PWD = "));
   Serial.println(password);
 
+#if DISPLAY_STORED_CREDENTIALS_IN_CP
+    // New. Update Credentials, got from loadConfigData(), to display on CP
+    ESP_wifiManager.setCredentials(WM_config.WiFi_Creds[0].wifi_ssid, WM_config.WiFi_Creds[0].wifi_pw, 
+                                   WM_config.WiFi_Creds[1].wifi_ssid, WM_config.WiFi_Creds[1].wifi_pw);
+#endif
+
   if (!ESP_wifiManager.startConfigPortal((const char *) ssid.c_str(), password.c_str()))
   {
     Serial.println(F("Not connected to WiFi but continuing anyway."));
@@ -1369,6 +1379,8 @@ void setup()
 
   if (initialConfig)
   {
+    loadConfigData();
+    
     wifi_manager();
   }
   else

examples/ConfigOnDRD_FS_MQTT_Ptr_Complex/ConfigOnDRD_FS_MQTT_Ptr_Complex.ino

@@ -42,11 +42,15 @@
   #error This code is intended to run on the ESP8266 or ESP32 platform! Please check your Tools->Board setting.
 #endif
 
-#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.11.0"
-#define ESP_WIFIMANAGER_VERSION_MIN             1011000
+#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.12.0"
+#define ESP_WIFIMANAGER_VERSION_MIN             1012000
 
 // Use from 0 to 4. Higher number, more debugging messages and memory usage.
-#define _WIFIMGR_LOGLEVEL_    3
+#define _WIFIMGR_LOGLEVEL_    1
+
+// To not display stored SSIDs and PWDs on Config Portal, select false. Default is true
+// Even the stored Credentials are not display, just leave them all blank to reconnect and reuse the stored Credentials 
+//#define DISPLAY_STORED_CREDENTIALS_IN_CP        false
 
 #include <FS.h>
 
@@ -889,6 +893,12 @@ void setup()
     //switched off via webserver or device is restarted.
     //ESP_wifiManager.setConfigPortalTimeout(600);
 
+#if DISPLAY_STORED_CREDENTIALS_IN_CP
+    // New. Update Credentials, got from loadConfigData(), to display on CP
+    ESP_wifiManager.setCredentials(WM_config.WiFi_Creds[0].wifi_ssid, WM_config.WiFi_Creds[0].wifi_pw, 
+                                   WM_config.WiFi_Creds[1].wifi_ssid, WM_config.WiFi_Creds[1].wifi_pw);
+#endif
+
     // Starts an access point
     if (!ESP_wifiManager.startConfigPortal((const char *) ssid.c_str(), (const char *) password.c_str()))
       Serial.println(F("Not connected to WiFi but continuing anyway."));

examples/ConfigOnDRD_FS_MQTT_Ptr_Medium/ConfigOnDRD_FS_MQTT_Ptr_Medium.ino

@@ -42,8 +42,15 @@
   #error This code is intended to run on the ESP8266 or ESP32 platform! Please check your Tools->Board setting.
 #endif
 
-#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.11.0"
-#define ESP_WIFIMANAGER_VERSION_MIN             1011000
+#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.12.0"
+#define ESP_WIFIMANAGER_VERSION_MIN             1012000
+
+// Use from 0 to 4. Higher number, more debugging messages and memory usage.
+#define _WIFIMGR_LOGLEVEL_    1
+
+// To not display stored SSIDs and PWDs on Config Portal, select false. Default is true
+// Even the stored Credentials are not display, just leave them all blank to reconnect and reuse the stored Credentials 
+//#define DISPLAY_STORED_CREDENTIALS_IN_CP        false
 
 // These definitions must be placed before #include <ESPAsync_WiFiManager.h> 
 #include "ConfigOnDoubleReset_Multi.h"
@@ -246,6 +253,12 @@ void setup()
     //switched off via webserver or device is restarted.
     //ESP_wifiManager.setConfigPortalTimeout(600);
 
+#if DISPLAY_STORED_CREDENTIALS_IN_CP
+    // New. Update Credentials, got from loadConfigData(), to display on CP
+    ESP_wifiManager.setCredentials(WM_config.WiFi_Creds[0].wifi_ssid, WM_config.WiFi_Creds[0].wifi_pw, 
+                                   WM_config.WiFi_Creds[1].wifi_ssid, WM_config.WiFi_Creds[1].wifi_pw);
+#endif
+
     // Starts an access point
     if (!ESP_wifiManager.startConfigPortal((const char *) ssid.c_str(), (const char *) password.c_str()))
       Serial.println(F("Not connected to WiFi but continuing anyway."));

examples/ConfigOnDoubleReset/ConfigOnDoubleReset.ino

@@ -33,11 +33,15 @@
   #error This code is intended to run only on the ESP8266 and ESP32 boards ! Please check your Tools->Board setting.
 #endif
 
-#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.11.0"
-#define ESP_WIFIMANAGER_VERSION_MIN             1011000
+#define ESP_WIFIMANAGER_VERSION_MIN_TARGET      "ESP_WiFiManager v1.12.0"
+#define ESP_WIFIMANAGER_VERSION_MIN             1012000
 
 // Use from 0 to 4. Higher number, more debugging messages and memory usage.
-#define _WIFIMGR_LOGLEVEL_    3
+#define _WIFIMGR_LOGLEVEL_    1
+
+// To not display stored SSIDs and PWDs on Config Portal, select false. Default is true
+// Even the stored Credentials are not display, just leave them all blank to reconnect and reuse the stored Credentials 
+//#define DISPLAY_STORED_CREDENTIALS_IN_CP        false
 
 //For ESP32, To use ESP32 Dev Module, QIO, Flash 4MB/80MHz, Upload 921600
 
@@ -804,6 +808,12 @@ void setup()
   Serial.println(password);
 
   digitalWrite(PIN_LED, LED_ON); // turn the LED on by making the voltage LOW to tell us we are in configuration mode.
+  
+#if DISPLAY_STORED_CREDENTIALS_IN_CP
+    // New. Update Credentials, got from loadConfigData(), to display on CP
+    ESP_wifiManager.setCredentials(WM_config.WiFi_Creds[0].wifi_ssid, WM_config.WiFi_Creds[0].wifi_pw, 
+                                   WM_config.WiFi_Creds[1].wifi_ssid, WM_config.WiFi_Creds[1].wifi_pw);
+#endif
 
   // Starts an access point
   if (!ESP_wifiManager.startConfigPortal((const char *) ssid.c_str(), password.c_str()))