How To ExtractingAndDisplayingOnTFT_eSPIdisplayPiconsAndDataFromXMLfilesFromAremoteServer

//
// CODE: Levente Daradici
// levente_daradici@yahoo.com
// https://youtu.be/W6XjNbb6O5A
// my YouTube channel: https://www.youtube.com/@LeventeDaradici/videos
// my pastebins: https://pastebin.com/u/LeventeDaradici
//
// The complete code includes 6 files with the following names:
//      PiconXMLfromRemoteServer.ino
//      miniz.c -- from Bodmer's example -- https://github.com/Bodmer/PNG_TEST_ONLY/blob/master/png_test_url_spiffs_2x/miniz.c
//      miniz.h -- from Bodmer's example -- https://github.com/Bodmer/PNG_TEST_ONLY/blob/master/png_test_url_spiffs_2x/miniz.h
//      pngle.c -- from Bodmer's example -- https://github.com/Bodmer/PNG_TEST_ONLY/blob/master/png_test_url_spiffs_2x/pngle.c
//      pngle.h -- from Bodmer's example -- https://github.com/Bodmer/PNG_TEST_ONLY/blob/master/png_test_url_spiffs_2x/pngle.h
//      support_functions.h -- from Bodmer's example --
//                              https://github.com/Bodmer/PNG_TEST_ONLY/blob/master/png_test_url_spiffs_2x/support_functions.h
//

#include <TFT_eSPI.h>
TFT_eSPI tft = TFT_eSPI();
#include <HTTPClient.h>
#include <SPI.h>
#include <WiFi.h>
#include <WiFiClient.h>
#include "NTPClient.h"
#define USE_LINE_BUFFER
#include "support_functions.h"

WiFiClient client;
const char* ssid = "YourWifiSSID";           //YOUR WIFI NETWORK SSID
const char* password = "YourWifiPASSWORD";     //YOUR WIFI NETWORK PASSWORD

const char* host = "192.168.x.xxx";       //YOUR SET TOP BOX IP
const char* path = "/web/getcurrent";     //NAME OF THE FILE FROM WHICH WE EXTRACT THE DATA.
const long utcOffsetInSeconds = 10800;

String LinkCanalCurent, NumeCanalNouPrelucrat, NumeCanalVechi, NumeCanalNou, EPGacumVECHI, EPGacumNOU, EPGacumVECHI2, EPGacumNOU2, AfisareEPG, AfisareEPG2, AfisareDESC, AfisareDESC2,  AfisareEPGtotal,AfisareDescriereEPG,AfisareDescriereEPG2  = " ";
int Conexiune, Pozitie, EPGacum, DescriereACUM, DescriereACUMepg = 0;

String NumeCanalCurent ="Nume Canal Curent";
String NumeEmisiuneCurenta ="Nume Emisiune Curenta";
String EpgEmisiuneCurenta ="EPG Emisiune Curenta";
String OraExacta ="22:26:35";
String NumeProvider ="Digi Tv / RCS & RDS";
String RezolutieCanal ="1920x1080";

int PozitieX = 321;

unsigned long startMillis;
unsigned long currentMillis;
const unsigned long period = 500;

WiFiUDP ntpUDP;
NTPClient timeClient(ntpUDP, "pool.ntp.org", utcOffsetInSeconds);

     void setup()
          {
            Serial.begin(115200);
            delay(500);
            tft.init();
            tft.setRotation(3);
            tft.fillScreen(0);
            EPGacum = 1;
            DescriereACUM = 1;
            DescriereACUMepg = 1;
            WiFi.begin(ssid, password);
            Serial.print("Connecting to WiFi");
            while (WiFi.status() != WL_CONNECTED)
                {
                   Serial.print(".");
                   delay(500);
                }
            Serial.println();
            Serial.println("Connected to WiFi");
            delay(2000);
            Conexiune == 1;
            timeClient.begin();
            startMillis = millis();
          }

     void loop()
          {
            timeClient.update();
            tft.setTextSize(1);
            tft.setTextColor(TFT_CYAN, TFT_BLACK);
            OraExacta = timeClient.getFormattedTime();
            Serial.println(OraExacta);
            tft.drawString(OraExacta, 247, 2, 2);


            WiFiClient client;
            if (!client.connect(host, 80))
                {
                   Serial.println("NOT CONNECTED TO");
                   Serial.println("ENIGMA2 RECEIVER!");
                   Conexiune = 0;
                   return;
                }  else
                   if (Conexiune == 0)
                      {
                         Serial.println("CONNECTED TO");
                         Serial.println("ENIGMA2 RECEIVER");
                         delay(1);
                         Conexiune = 1;
                         NumeCanalVechi = " ";
                         EPGacumVECHI = " ";
                         EPGacum = 1;
                      }
            Serial.println("");
            String url = String(path);

            client.print(String("GET ") + url + " HTTP/1.1\r\n" +
                   "Host: " + host + "\r\n" +
                   "Connection: close\r\n\r\n");

            while(!client.available())
                {
                  delay(1);
                }

            String line;
            while (client.available())
              {
                 line = client.readStringUntil('\n');
                 if (line.indexOf("e2servicename") >= 0)
                    {
                       int startIndex = line.indexOf(">") + 1;
                       int endIndex = line.indexOf("<", startIndex);
                       String e2servicename = line.substring(startIndex, endIndex);
                       NumeCanalNou = e2servicename ;
                       if (NumeCanalVechi != NumeCanalNou)
                          {

                               NumeCanalNouPrelucrat = NumeCanalNou;
                               NumeCanalNouPrelucrat.toLowerCase();
                               NumeCanalNouPrelucrat.replace(" ", "");
                               LinkCanalCurent = "http://" + String(host) + "/picon/" + NumeCanalNouPrelucrat + ".png";
                               tft.fillRect(0,0,232,134, TFT_BLUE);
                               tft.fillRect(1,1,230,132,TFT_BLACK);
                               setPngPosition(6, 1);
                               const char* urlCanalCurent = LinkCanalCurent.c_str();
                               load_png(urlCanalCurent);
                               tft.setTextSize(2);
                               tft.setTextColor(TFT_RED, TFT_BLACK);
                               tft.drawString(NumeCanalNou + "                       ", 5, 134, 2);
                               tft.setTextSize(2);
                               tft.setTextColor(TFT_BLUE, TFT_BLACK);
                               //tft.drawString("ACUM", 150, 80, 2);
                               //tft.drawString("EPG", 3, 144, 2);
                               NumeCanalVechi = NumeCanalNou;
                               PozitieX = 321;
                          }
                          Serial.println("Canal: " + e2servicename);
                    } else if (line.indexOf("e2providername") >= 0)
                          {
                               int startIndex = line.indexOf(">") + 1;
                               int endIndex = line.indexOf("<", startIndex);
                               String e2providername = line.substring(startIndex, endIndex);
                               NumeProvider = e2providername;
                               tft.setTextSize(1);
                               tft.setTextColor(TFT_YELLOW, TFT_BLACK);
                               tft.drawString(NumeProvider + + "                 ", 237, 100, 2);
                               Serial.println("Provider: " + e2providername);
                          }
                      else if (line.indexOf("e2servicevideosize") >= 0)
                         {
                              int startIndex = line.indexOf(">") + 1;
                              int endIndex = line.indexOf("<", startIndex);
                              String e2servicevideosize = line.substring(startIndex, endIndex);
                              tft.setTextSize(1);
                              tft.setTextColor(TFT_YELLOW, TFT_BLACK);
                              tft.drawString(e2servicevideosize + "          ", 237, 116, 2);
                              Serial.println("Rezolutie: " + e2servicevideosize);
                         }
                      else if (line.indexOf("e2eventname") >= 0)
                         {
                              int startIndex = line.indexOf(">") + 1;
                              int endIndex = line.indexOf("<", startIndex);
                              String e2eventname = line.substring(startIndex, endIndex);
                              if (EPGacum == 1)
                                 {
                                        AfisareEPG = e2eventname;
                                        tft.setTextSize(1);
                                        tft.setTextColor(TFT_GREEN, TFT_BLACK);
                                        tft.drawString(AfisareEPG + "                                                   ", 5, 167, 2);
                                 }
                              if (EPGacum == 2) AfisareEPG2 = e2eventname;
                              EPGacum = EPGacum + 1;
                              if (EPGacum > 2) EPGacum = 1;
                         }
                      else if (line.indexOf("e2eventdescription") >= 0)
                         {


                              int startIndex = line.indexOf(">") + 1;
                              int endIndex = line.indexOf("<", startIndex);
                              String e2eventdescription = line.substring(startIndex, endIndex);
                              if (DescriereACUM > 4) DescriereACUM = 1;
                              if (DescriereACUM == 1) AfisareDESC = e2eventdescription;
                              if (DescriereACUM == 2) AfisareDescriereEPG = e2eventdescription;
                              if (DescriereACUM == 3) AfisareDESC2 = e2eventdescription;
                              if (DescriereACUM == 4) AfisareDescriereEPG2 = e2eventdescription;
                              tft.setTextSize(1);
                              tft.setTextColor(TFT_YELLOW, TFT_BLACK);
                              tft.drawString(AfisareDESC.substring(0, 45) + "                                                                     ", 5, 184, 2);
                              tft.drawString(AfisareDESC.substring(45,90) + "                                                                     ", 5, 200, 2);
                              tft.drawString(AfisareDESC.substring(90,135) + "                                                                     ", 5, 216, 2);
                              tft.setTextColor(TFT_GREEN, TFT_BLACK);
                              //tft.drawString(AfisareDescriereEPG+ "                                                                     ", PozitieX, 216, 2);
                            // tft.drawString(AfisareDescriereEPG.substring(48, 98) + "                                                                     ", 0, 192, 2);
                            // tft.drawString(AfisareDescriereEPG.substring(98, 148) + "                                                                     ", 0, 208, 2);
                            // tft.drawString(AfisareDescriereEPG.substring(148, 198) + "                                                                     ", 0, 224, 2);
                             DescriereACUM = DescriereACUM + 1;
                         }
             }

             client.stop();
             delay(500);
          }