add simple web server for configuration

2022-03-27 09:41:19 +02:00
parent 38b5af5421
commit 5941a98f7e
4 changed files with 178 additions and 0 deletions
--- a/WebCfgServer.cpp
+++ b/WebCfgServer.cpp
@@ -0,0 +1,140 @@
+#include "WebCfgServer.h"
+#include <WiFiClient.h>
+
+WebCfgServer::WebCfgServer()
+: _wifiServer(80)
+{}
+
+
+void WebCfgServer::initialize()
+{
+    _wifiServer.begin();
+}
+
+void WebCfgServer::update()
+{
+    // Create a client connections
+    WiFiClient client = _wifiServer.available();
+
+    if (client)
+    {
+        int index = 0;
+        char message[200];
+
+        while (client.connected())
+        {
+            if (client.available())
+            {
+                char c = client.read();
+
+                //read char by char HTTP request
+                if (index < sizeof(message) - 1)
+                {
+                    message[index] = c;
+                    index++;
+                }
+                message[index] = 0;
+
+                //if HTTP request has ended
+                if (c == '\n')
+                {
+                    serveHtml(client);
+                    vTaskDelay( 5 / portTICK_PERIOD_MS);
+                    //stopping client
+                    client.stop();
+                }
+            }
+        }
+
+        char *token = strtok(message, "?=&");
+        char *lastToken = NULL;
+
+        bool configChanged = false;
+        while (token != NULL)
+        {
+            if(lastToken != NULL)
+            {
+                TokenType lastTokenType = getParameterType(lastToken);
+                TokenType tokenType = getParameterType(token);
+
+                if(lastTokenType == TokenType::MQTT_SERVER && tokenType == TokenType::NONE)
+                {
+                    configChanged = true;
+                    Serial.print("### ");
+                    Serial.println(token);
+//                    strcpy(_configuration->mqttServerAddress, token);
+                }
+            }
+            lastToken = token;
+            token = strtok(NULL, "?=&");
+        }
+//
+//        if(configChanged)
+//        {
+//            _configuration->writeEeprom();
+//            _enabled = false;
+//        }
+    }
+
+}
+
+void WebCfgServer::serveHtml(WiFiClient &client)
+{
+    client.println("HTTP/1.1 200 OK");
+    client.println("Content-Type: text/html");
+    client.println();
+
+    client.println("<HTML>");
+    client.println("<HEAD>");
+    client.println("<TITLE>NUKI Hub</TITLE>");
+    client.println("</HEAD>");
+    client.println("<BODY>");
+
+    client.println("<FORM ACTION=method=get >");
+
+    client.print("MQTT Server: <INPUT TYPE=TEXT VALUE=\"");
+    client.print("");
+    client.println("\" NAME=\"MQTTSERVER\" SIZE=\"25\" MAXLENGTH=\"40\"><BR>");
+
+//    client.print("DNS Server: <INPUT TYPE=TEXT VALUE=\"");
+//    client.print(_configuration->dnsServerAddress);
+//    client.println("\" NAME=\"DNSSERVER\" SIZE=\"25\" MAXLENGTH=\"16\"><BR>");
+//
+//    client.print("Gateway: <INPUT TYPE=TEXT VALUE=\"");
+//    client.print(_configuration->gatewayAddress);
+//    client.println("\" NAME=\"GATEWAY\" SIZE=\"25\" MAXLENGTH=\"16\"><BR>");
+//
+//    client.print("IP Address: <INPUT TYPE=TEXT VALUE=\"");
+//    client.print(_configuration->ipAddress);
+//    client.println("\" NAME=\"IPADDRESS\" SIZE=\"25\" MAXLENGTH=\"16\"><BR>");
+//
+//    client.print("Subnet mask: <INPUT TYPE=TEXT VALUE=\"");
+//    client.print(_configuration->subnetMask);
+//    client.println("\" NAME=\"SUBNET\" SIZE=\"25\" MAXLENGTH=\"16\"><BR>");
+//
+//    client.print("MQTT publish interval (ms): <INPUT TYPE=TEXT VALUE=\"");
+//    client.print(_configuration->mqttPublishInterval);
+//    client.println("\" NAME=\"INTERVAL\" SIZE=\"25\" MAXLENGTH=\"6\"><BR>");
+
+    client.println("<INPUT TYPE=SUBMIT NAME=\"submit\" VALUE=\"Save\">");
+
+    client.println("</FORM>");
+
+    client.println("<BR>");
+
+    client.println("</BODY>");
+    client.println("</HTML>");
+
+
+
+}
+
+TokenType WebCfgServer::getParameterType(char *&token)
+{
+    if (strcmp(token, "MQTTSERVER") == 0)
+    {
+        return TokenType::MQTT_SERVER;
+    }
+
+    return TokenType::NONE;
+}