//==================================================================== // HTTP REQUESTS FROM WEB //==================================================================== // HTTP Request To Send Data To Server Via WiFi //-------------------------------------------------------------------- String prepare_HTTPData(String url, String data) { // Just For Display Serial.println(); Serial.println("Sending To AWS Server ------------------------"); Serial.println(); // Card Code String card = data; // fOR TESTING PURPOSES //url = "http://rfid.takeone.tech/index.php"; // PLANNER AWS LINK //url += "?json="; // COMBINNING INTO JSON DATA MESSAGE data = post_json(data); // Conversion Result String ENCODED = base64(data); // Serial Print Message Serial.println(" -> CARD : " + card); // Printing Data Serial.println(" -> JSON DATA : " + data); // New URL url += ENCODED; // Shows Us How It Would Look Serial.println(" -> SERVER Request : " + url); // Returnning The Value return url; } //-------------------------------------------------------------------- // Send Http Request //-------------------------------------------------------------------- String read_payload(String Request) { // HTTP Request HTTPClient http; // Empty PayLoad String payload = ""; // HTTP Status Code int httpCode = 0; // Transmit Trials Count int count = 0; do { // Counts if(count < 3) { count++; Serial.println(" -> Trial #" + String(count)); //ESP.wdtFeed(); // Clearing Watch Dog Timer } else { break; } // configure traged server and url http.begin(Request); //HTTP Serial.print(" -> [HTTP] begin GET...\n"); // start connection and send HTTP header httpCode = http.GET(); // httpCode will be negative on error if(httpCode > 0) { // HTTP header has been send and Server response header has been handled Serial.printf(" -> [HTTP] GET... code: %d\n", httpCode); // file found at server if(httpCode == HTTP_CODE_OK) { payload = http.getString(); Serial.println(" -> [HTTP] Response " + payload); break; } } else { Serial.printf(" -X [HTTP] GET... failed, error: %s\n", http.errorToString(httpCode).c_str()); payload = ""; } } while(httpCode != HTTP_CODE_OK); // Ending The Http Request http.end(); // Returnning Payload return payload; } //-------------------------------------------------------------------- // BASE64 Data Encoding //-------------------------------------------------------------------- String base64(String data) { // Conversion Object rBase64generic<4000> mybase64; // Encoding The Data if (mybase64.encode(data) == RBASE64_STATUS_OK) { return mybase64.result(); } else { return ""; } }