main.cpp

00001 #include "mbed.h"
00002 #include "ESP8266.h"
00003 #include "TCPSocketConnection.h"
00004 #include <string>
00005 #include <stdio.h>
00006 #include <stdlib.h>
00007 using namespace std;
00008 
00009 DigitalOut myled(LED1);
00010 ESP8266 ark(PA_9,PA_10,D3,115200);
00011 Serial pc(SERIAL_TX, SERIAL_RX);
00012 TCPSocketConnection gm;
00013 AnalogIn vr(A0);
00014 
00015 char* generatePostRequest(float _value)
00016 {
00017     char post[] = "GET /update?key=7577C0JKGHRPAQ6Q&field1=";
00018     char msg[50] = "";
00019     sprintf(msg,"%f\r\n\r\n",_value*500);
00020 
00021     char* postRequest = strcat(post,msg);
00022     return postRequest;
00023 }
00024 
00025 int main()
00026 {
00027     pc.baud(115200);
00028     int i=0;
00029     while(1) {
00030         if(i==0) {
00031 hardwareInit:
00032             pc.printf("intializing hardware,...\r\n");
00033             if(ark.init()) {
00034                 pc.printf("hardware intialized!\r\n");
00035                 i=1;
00036 nustConnection:
00037                 pc.printf("connecting to NUST,...\r\n");
00038                 if(ark.connect("NUST","nust008tech")) {
00039 
00040                     pc.printf("NUST Connected!\r\n");
00041                     if(ark.is_connected()) {
00042                         pc.printf("connection confirmed!\r\n");
00043                         pc.printf("IP Adress: %s\r\n",ark.getIPAddress());
00044 hostConnection:
00045                         pc.printf("connecting to Host,...\r\n");
00046                         if(gm.connect("184.106.153.149",80)==0) {
00047                             pc.printf("Host connected.\r\n");
00048 
00049                             //pc.printf(generatePostRequest(vr.read()));
00050                             //char getRequest[] = "http://api.thingspeak.com/update?key=3BCEJZ4D93E63PNN&field1=429";
00051                             //char getRequest[500]="POST /api.php/phy HTTP/1.1\r\nHOST: www.maz4579.esy.es\r\nConnection: keep-alive\r\nAccept: */*\r\n{\"id\":\"5\",\"statement\":\"is the id of this question is 4?\",\"A\":\"no\",\"B\":\"no\",\"C\":\"no\",\"D\":\"yes\",\"correct\":\"C\",\"isvalid\":\"False\"}\r\n\r\n";
00052                             char* getRequest = generatePostRequest(vr.read());
00053                             //strcpy(getRequest,generatePostRequest((float)vr.read()));
00054                             //char getRequest[] = "GET /update?key=3BCEJZ4D93E63PNN&field1=429\r\n\r\n";
00055                             //char getRequest[] = "GET /testwifi/index.html HTTP/1.1\r\nHost: www.adafruit.com\r\nConnection: keep-alive\r\nAccept: */*\r\n\r\n";
00056 sendGETRequest:
00057                             pc.printf("sending GET request,...\r\n");
00058                             if(gm.send_all(getRequest,strlen(getRequest))>0) {
00059                                 pc.printf("GOT!\r\n");
00060 
00061                                 char getResponce[5000]= {};
00062                                 pc.printf("reading responce of GET request!\r\n");
00063                                 int resBytes = gm.receive_all(getResponce,5000);
00064                                 if(resBytes > 0) {
00065                                     pc.printf("Responce Received!\r\n");
00066                                     pc.printf("Responce:\r\n%s\r\nResponce Read Sucessfull.\r\n",getResponce);
00067                                 } else if(resBytes==0) {
00068                                     pc.printf("Empty Responce!\r\n");
00069                                     //goto sendGETRequest;
00070                                 } else {
00071                                     pc.printf("Resopnce NOT Received!\r\n");
00072                                     goto sendGETRequest;
00073                                 }
00074 
00075                             } else {
00076                                 pc.printf("GET request failed!\r\n");
00077                                 goto sendGETRequest;
00078                             }
00079                         } else {
00080                             pc.printf("Host Connection Failed\r\n");
00081                             goto hostConnection;
00082                         }
00083                     } else {
00084                         pc.printf("sonething went wrong with connection. not connected \r\n");
00085                         goto nustConnection;
00086                     }
00087                 } else {
00088                     pc.printf("conenction fail!\r\n");
00089                     goto nustConnection;
00090                 }
00091             } else {
00092                 pc.printf("hardware not intialized!\r\n");
00093                 goto hardwareInit;
00094             }
00095         }
00096         wait(1);
00097     }
00098 }