Karl Fischer / Mbed 2 deprecated Final_Lab_v1

Dependencies:   4DGL-uLCD-SE NixieTube MBed_Adafruit-GPS-Library NetServices wave_player mbed spxml

Final Project for ECE 4180

main.cpp@1:a6fbd8341289, 2016-12-11 (annotated)

Committer:
fischk08
Date:
Sun Dec 11 17:19:29 2016 +0000
Revision:
1:a6fbd8341289
Parent:
0:b35237c80489
Child:
2:714d63ea1eef
v2

Who changed what in which revision?

UserRevisionLine numberNew contents of line
fischk08 0:b35237c80489 1 // Notes https://developer.mbed.org/users/edodm85/notebook/HC-05-bluetooth/
fischk08 0:b35237c80489 2 // https://developer.mbed.org/cookbook/Bluetooth-Android-Controlled-MBED
fischk08 0:b35237c80489 3 // https://developer.mbed.org/users/mlee350/notebook/adafruit-ultimate-gps-breakout-board/
fischk08 0:b35237c80489 4 // https://developer.mbed.org/users/4180_1/notebook/ulcd-144-g2-128-by-128-color-lcd/
fischk08 0:b35237c80489 5 // https://developer.mbed.org/handbook/LocalFileSystem
fischk08 0:b35237c80489 6
fischk08 0:b35237c80489 7 // Includes Files
fischk08 0:b35237c80489 8 #include "mbed.h"
fischk08 0:b35237c80489 9 #include "rtos.h"
fischk08 0:b35237c80489 10 #include <string>
fischk08 0:b35237c80489 11 #include "uLCD_4DGL.h"
fischk08 0:b35237c80489 12 #include "wave_player.h"
fischk08 0:b35237c80489 13 #include "MBed_Adafruit_GPS.h" // GPS Unit
fischk08 0:b35237c80489 14 #include "spdomparser.hpp" /// Parseing Weather
fischk08 0:b35237c80489 15 #include "spxmlnode.hpp" /// Parseing Weather
fischk08 0:b35237c80489 16 #include "spxmlhandle.hpp" /// Parseing Weather
fischk08 0:b35237c80489 17 #include <TimeUtilities.h> // Used for Clock
fischk08 0:b35237c80489 18
fischk08 0:b35237c80489 19 #include "EthernetNetIf.h"
fischk08 0:b35237c80489 20 #include "HTTPClient.h"
fischk08 0:b35237c80489 21 #include <string>
fischk08 0:b35237c80489 22
fischk08 0:b35237c80489 23
fischk08 0:b35237c80489 24 #include "NixieTube.h"
fischk08 0:b35237c80489 25 NixieTube test(p23,p24,p25,p26);
fischk08 0:b35237c80489 26 /*
fischk08 0:b35237c80489 27 int main() {
fischk08 0:b35237c80489 28 test.start_nixie();
fischk08 0:b35237c80489 29 test.update_nixie_tube(1,2);
fischk08 0:b35237c80489 30 test.set_dim(1.0,200);
fischk08 0:b35237c80489 31 }
fischk08 0:b35237c80489 32 */
fischk08 0:b35237c80489 33
fischk08 0:b35237c80489 34
fischk08 0:b35237c80489 35 EthernetNetIf eth;
fischk08 0:b35237c80489 36 HTTPClient http;
fischk08 0:b35237c80489 37 HTTPResult result;
fischk08 0:b35237c80489 38
fischk08 0:b35237c80489 39 LocalFileSystem local("local"); // Create the local filesystem under the name "local"
fischk08 0:b35237c80489 40 AnalogOut DACout(p18); // DAC for producing sound
fischk08 0:b35237c80489 41 wave_player waver(&DACout); // wavplayer object
fischk08 0:b35237c80489 42 Serial * gps_Serial; // GPS Interface
fischk08 0:b35237c80489 43 uLCD_4DGL uLCD(p9,p10,p11); // serial tx, serial rx, reset pin;
fischk08 0:b35237c80489 44
fischk08 0:b35237c80489 45 //LCD Files Needs to be local to the ulcd screen
fischk08 0:b35237c80489 46
fischk08 0:b35237c80489 47 // Need To Make a few changes here
fischk08 0:b35237c80489 48 // Weather fucntion to grab local weather data
fischk08 0:b35237c80489 49 // Alarm //
fischk08 0:b35237c80489 50 // Clock need to take time and output it to the nixe tubes hr mins
fischk08 0:b35237c80489 51 // Initilizing?
fischk08 0:b35237c80489 52 // GPS Setup
fischk08 0:b35237c80489 53 // Confirm Link On ULCD Screen
fischk08 0:b35237c80489 54 // Confirm WIFI setup On ULCD Screen
fischk08 0:b35237c80489 55 // Confirm Bluetoth link? display bluetooth decal when connected? Or just Letter B in Blue just as good
fischk08 0:b35237c80489 56
fischk08 0:b35237c80489 57 // Declarations
fischk08 0:b35237c80489 58
fischk08 0:b35237c80489 59 bool pressPlay = false;//default on pause (song select mode)
fischk08 0:b35237c80489 60 int volume = 0;
fischk08 0:b35237c80489 61
fischk08 0:b35237c80489 62 /// Functions will follow here
fischk08 0:b35237c80489 63 void display_screen_debug() {
fischk08 0:b35237c80489 64 }
fischk08 0:b35237c80489 65
fischk08 0:b35237c80489 66 void system_setup () {
fischk08 0:b35237c80489 67
fischk08 0:b35237c80489 68 }
fischk08 0:b35237c80489 69 bool completed = false;
fischk08 0:b35237c80489 70
fischk08 0:b35237c80489 71
fischk08 0:b35237c80489 72 void display_weather(int code){
fischk08 0:b35237c80489 73 uLCD.flush_media();
fischk08 0:b35237c80489 74 uLCD.cls();
fischk08 0:b35237c80489 75 uLCD.media_init();
fischk08 0:b35237c80489 76 //uLCD.printf("\n\nAn SD card is needed for image and video data");
fischk08 0:b35237c80489 77 uLCD.set_sector_address(0x0000,(code*65));
fischk08 0:b35237c80489 78 uLCD.display_image(0,0);
fischk08 0:b35237c80489 79 uLCD.cls();
fischk08 0:b35237c80489 80 }
fischk08 0:b35237c80489 81 void request_callback(HTTPResult r)
fischk08 0:b35237c80489 82 {
fischk08 0:b35237c80489 83 result = r;
fischk08 0:b35237c80489 84 completed = true;
fischk08 0:b35237c80489 85 }
fischk08 0:b35237c80489 86
fischk08 0:b35237c80489 87 void parseWeather(SP_XmlElementNode *node, string loc)
fischk08 0:b35237c80489 88 {
fischk08 0:b35237c80489 89 //extracts current weather XML data fields for LCD
fischk08 0:b35237c80489 90 SP_XmlHandle handle(node);
fischk08 0:b35237c80489 91 SP_XmlElementNode * condition = handle.getChild( "item" ).getChild("yweather:condition").toElement();
fischk08 0:b35237c80489 92 //display Weather conditions
fischk08 0:b35237c80489 93 display_weather((int)condition->getAttrValue("code"));
fischk08 0:b35237c80489 94 // Print the name of the city
fischk08 0:b35237c80489 95 uLCD.locate(0,1);
fischk08 0:b35237c80489 96 uLCD.printf("%s:", loc);
fischk08 0:b35237c80489 97 //Print the weather conditions
fischk08 0:b35237c80489 98 uLCD.locate(0,2);
fischk08 0:b35237c80489 99 uLCD.printf("%s",condition->getAttrValue("text"));
fischk08 0:b35237c80489 100 //Print the termperature (in degrees Celcius)
fischk08 0:b35237c80489 101 uLCD.locate(0,3);
fischk08 0:b35237c80489 102 uLCD.printf("%sF",condition->getAttrValue("temp"));
fischk08 0:b35237c80489 103 }
fischk08 0:b35237c80489 104 // Need To update so that this takes lat longitude gives it to a website to find local time and or time zone
fischk08 0:b35237c80489 105 void parseWhereAmI(SP_XmlElementNode *node, string loc)
fischk08 0:b35237c80489 106 {
fischk08 0:b35237c80489 107 //extracts current weather XML data fields for LCD
fischk08 0:b35237c80489 108 SP_XmlHandle handle(node);
fischk08 0:b35237c80489 109 SP_XmlElementNode * condition = handle.getChild( "item" ).getChild("yweather:condition").toElement();
fischk08 0:b35237c80489 110 //display Weather conditions
fischk08 0:b35237c80489 111 display_weather((int)condition->getAttrValue("code"));
fischk08 0:b35237c80489 112 // Print the name of the city
fischk08 0:b35237c80489 113 uLCD.locate(0,1);
fischk08 0:b35237c80489 114 uLCD.printf("%s:", loc);
fischk08 0:b35237c80489 115 //Print the weather conditions
fischk08 0:b35237c80489 116 uLCD.locate(0,2);
fischk08 0:b35237c80489 117 uLCD.printf("%s",condition->getAttrValue("text"));
fischk08 0:b35237c80489 118 //Print the termperature (in degrees Celcius)
fischk08 0:b35237c80489 119 uLCD.locate(0,3);
fischk08 0:b35237c80489 120 uLCD.printf("%sF",condition->getAttrValue("temp"));
fischk08 0:b35237c80489 121
fischk08 0:b35237c80489 122 }
fischk08 0:b35237c80489 123
fischk08 0:b35237c80489 124 // Query Term for Weather
fischk08 0:b35237c80489 125 // select+*+from+weather.forecast+where+woeid+in+(SELECT+woeid+FROM+geo.places+WHERE+text%3D%22(33.7490%2C-84.3880)%22)
fischk08 0:b35237c80489 126 // Query Website https://developer.yahoo.com/yql/console/#h=select+*+from+weather.forecast+where+woeid+in+(SELECT+woeid+FROM+geo.places+WHERE+text%3D%22(33.7490%2C-84.3880)%22)
fischk08 0:b35237c80489 127 //asuming that outputformat of lattitude and logitude is - for west + for east and does not use chars for directionals as that would be dumb
fischk08 0:b35237c80489 128 //"https://query.yahooapis.com/v1/public/yql?q=select+*+from+weather.forecast+where+woeid+in+(SELECT+woeid+FROM+geo.places+WHERE+text%3D%22(33.7490%2C-84.3880)%22)", &stream, request_callback);
fischk08 0:b35237c80489 129 // "https://query.yahooapis.com/v1/public/yql?q=select%20item.condition%20from%20weather.forecast%20where%20woeid%20in%20%28SELECT%20woeid%20FROM%20geo.places%20WHERE%20text%3D%22(33.7490%2C-84.3880)%22)"(lat log) &stream, request_callback)
fischk08 0:b35237c80489 130
fischk08 0:b35237c80489 131 // Variable Version
fischk08 0:b35237c80489 132 // "https://query.yahooapis.com/v1/public/yql?q=select+*+from+weather.forecast+where+woeid+in+(SELECT+woeid+FROM+geo.places+WHERE+text%3D%22(lat%2Clong)%22)", &stream, request_callback);
fischk08 0:b35237c80489 133 // "https://query.yahooapis.com/v1/public/yql?q=select%20item.condition%20from%20weather.forecast%20where%20woeid%20in%20%28SELECT%20woeid%20FROM%20geo.places%20WHERE%20text%3D%22(%.6f%2C%.6f)%22)"(lat log) &stream, request_callback)
fischk08 0:b35237c80489 134
fischk08 0:b35237c80489 135 int weather()
fischk08 0:b35237c80489 136 {
fischk08 0:b35237c80489 137 completed = false;
fischk08 0:b35237c80489 138 SP_XmlDomParser parser;
fischk08 0:b35237c80489 139 HTTPStream stream;
fischk08 0:b35237c80489 140 char buffer [240];
fischk08 0:b35237c80489 141 int n;
fischk08 0:b35237c80489 142 float lat = 33.7490;
fischk08 0:b35237c80489 143 float log = -84.3880;
fischk08 0:b35237c80489 144 n=sprintf(buffer, "https://query.yahooapis.com/v1/public/yql?q=select%20item.condition%20from%20weather.forecast%20where%20woeid%20in%20%28SELECT%20woeid%20FROM%20geo.places%20WHERE%20text%3D%22(%.6f%2C%.6f)%22)", lat, log);
fischk08 0:b35237c80489 145 char BigBuf[512 + 1] = {0};
fischk08 0:b35237c80489 146 uLCD.printf(buffer);
fischk08 0:b35237c80489 147 stream.readNext((byte*)BigBuf, 512); //Point to buffer for the first read
fischk08 0:b35237c80489 148 //Yahoo! weather API for selected city - get XML document for parsing
fischk08 0:b35237c80489 149 HTTPResult r = http.get(buffer, &stream, request_callback); // This is wehre the http query for the local weather occurs
fischk08 0:b35237c80489 150 while (!completed) {
fischk08 0:b35237c80489 151 Net::poll(); //Polls the Networking stack
fischk08 0:b35237c80489 152 if (stream.readable()) {
fischk08 0:b35237c80489 153 BigBuf[stream.readLen()] = 0; //Transform this buffer in a zero-terminated char* string
fischk08 0:b35237c80489 154 parser.append( BigBuf, strlen(BigBuf)); // stream current buffer data to the XML parser
fischk08 0:b35237c80489 155 stream.readNext((byte*)BigBuf, 512); //Buffer has been read, now we can put more data in it
fischk08 0:b35237c80489 156 }
fischk08 0:b35237c80489 157 }
fischk08 0:b35237c80489 158 uLCD.locate(0,6);
fischk08 0:b35237c80489 159 if (result == HTTP_OK) {
fischk08 0:b35237c80489 160 uLCD.printf("Weather complete");
fischk08 0:b35237c80489 161 } else {
fischk08 0:b35237c80489 162 uLCD. printf("Weather Error %d", result);
fischk08 0:b35237c80489 163 return -1;
fischk08 0:b35237c80489 164 }
fischk08 0:b35237c80489 165
fischk08 0:b35237c80489 166 SP_XmlHandle rootHandle( parser.getDocument()->getRootElement() );
fischk08 0:b35237c80489 167 SP_XmlElementNode * child2 = rootHandle.getChild( "results" ).getChild( "channel" ).toElement();
fischk08 0:b35237c80489 168
fischk08 0:b35237c80489 169 //uLCD.printf(BigBuf);
fischk08 0:b35237c80489 170
fischk08 0:b35237c80489 171 if ( child2 ) {
fischk08 0:b35237c80489 172 parseWeather(child2, "Atlanta"); //parses XML "current-conditions" info
fischk08 0:b35237c80489 173 }
fischk08 0:b35237c80489 174
fischk08 0:b35237c80489 175 if ( NULL != parser.getError() ) {
fischk08 0:b35237c80489 176 uLCD.printf( "\n error: %s\n", parser.getError() );
fischk08 0:b35237c80489 177 }
fischk08 0:b35237c80489 178 return 0;
fischk08 0:b35237c80489 179 }
fischk08 0:b35237c80489 180
fischk08 0:b35237c80489 181
fischk08 0:b35237c80489 182 // Need to update so that if it failes to get a GPS fix after say 10 tries it defaults lat and longitude values and time is found thought another method.
fischk08 0:b35237c80489 183 bool gps_setup(){
fischk08 0:b35237c80489 184 Timer refresh_Timer; //sets up a timer for use in loop; how often do we print GPS info?
fischk08 0:b35237c80489 185 const int refresh_Time = 2000; //refresh time in ms
fischk08 0:b35237c80489 186 bool gps_off = true;
fischk08 0:b35237c80489 187 char c;
fischk08 0:b35237c80489 188 gps_Serial = new Serial(p9,p10); //serial object for use w/ GPS tx rx
fischk08 0:b35237c80489 189 Adafruit_GPS myGPS(gps_Serial); //object of Adafruit's GPS class
fischk08 0:b35237c80489 190 myGPS.begin(9600); //sets baud rate for GPS communication; note this may be changed via Adafruit_GPS::sendCommand(char *)
fischk08 0:b35237c80489 191 myGPS.sendCommand(PMTK_SET_NMEA_OUTPUT_RMCGGA); //these commands are defined in MBed_Adafruit_GPS.h; a link is provided there for command creation
fischk08 0:b35237c80489 192 myGPS.sendCommand(PMTK_SET_NMEA_UPDATE_1HZ);
fischk08 0:b35237c80489 193 myGPS.sendCommand(PGCMD_ANTENNA);
fischk08 0:b35237c80489 194 refresh_Timer.start(); //starts the clock on the timer
fischk08 0:b35237c80489 195 uLCD.printf("Starting Up\n");
fischk08 0:b35237c80489 196 while(gps_off){
fischk08 0:b35237c80489 197 uLCD.cls();
fischk08 0:b35237c80489 198 c = myGPS.read(); //queries the GPS
fischk08 0:b35237c80489 199 if (c) { uLCD.printf("%c", c); } //this line will echo the GPS data if not paused
fischk08 0:b35237c80489 200 //check if we recieved a new message from GPS, if so, attempt to parse it,
fischk08 0:b35237c80489 201 if ( myGPS.newNMEAreceived() ) {
fischk08 0:b35237c80489 202 if ( !myGPS.parse(myGPS.lastNMEA()) ) {
fischk08 0:b35237c80489 203 continue;
fischk08 0:b35237c80489 204 }
fischk08 0:b35237c80489 205 }
fischk08 0:b35237c80489 206 //check if enough time has passed to warrant printing GPS info to screen
fischk08 0:b35237c80489 207 //note if refresh_Time is too low or pc.baud is too low, GPS data may be lost during printing
fischk08 0:b35237c80489 208 if (refresh_Timer.read_ms() >= refresh_Time) {
fischk08 0:b35237c80489 209 refresh_Timer.reset();
fischk08 0:b35237c80489 210 uLCD.printf("Fix: %d\n", (int) myGPS.fix);
fischk08 0:b35237c80489 211 uLCD.printf("Quality: %d\n", (int) myGPS.fixquality);
fischk08 0:b35237c80489 212 if (myGPS.fix) {
fischk08 0:b35237c80489 213 uLCD.printf("Time: %d:%d:%d.%u\n", myGPS.hour, myGPS.minute, myGPS.seconds, myGPS.milliseconds);
fischk08 0:b35237c80489 214 uLCD.printf("Date: %d/%d/20%d\n", myGPS.day, myGPS.month, myGPS.year);
fischk08 0:b35237c80489 215 uLCD.printf("Location: %5.2f%c, %5.2f%c\n", myGPS.latitude, myGPS.lat, myGPS.longitude, myGPS.lon);
fischk08 0:b35237c80489 216 uLCD.printf("Speed: %5.2f knots\n", myGPS.speed);
fischk08 0:b35237c80489 217 uLCD.printf("Angle: %5.2f\n", myGPS.angle);
fischk08 0:b35237c80489 218 uLCD.printf("Altitude: %5.2f\n", myGPS.altitude);
fischk08 0:b35237c80489 219 uLCD.printf("Satellites: %d\n", myGPS.satellites);
fischk08 0:b35237c80489 220 gps_off = false;
fischk08 0:b35237c80489 221 }
fischk08 0:b35237c80489 222 }
fischk08 0:b35237c80489 223 }
fischk08 0:b35237c80489 224 return true;
fischk08 0:b35237c80489 225 }
fischk08 0:b35237c80489 226
fischk08 0:b35237c80489 227 void sound_alarm(int volume) {
fischk08 0:b35237c80489 228 pressPlay = true;
fischk08 0:b35237c80489 229 FILE *wave_file = fopen("/local/alarm.wav","r");
fischk08 0:b35237c80489 230 waver.play(wave_file,&pressPlay, &volume); //play(FILE *wavefile,bool *pressPlay, int *volume);
fischk08 0:b35237c80489 231 pressPlay = false;
fischk08 0:b35237c80489 232 fclose(wave_file);
fischk08 0:b35237c80489 233 }
fischk08 0:b35237c80489 234
fischk08 0:b35237c80489 235 RealTimeClock rtc;
fischk08 0:b35237c80489 236
fischk08 0:b35237c80489 237 void main_test() {
fischk08 0:b35237c80489 238 bool success;
fischk08 0:b35237c80489 239 char TimeTest[] = "05/29/2011 14:15:18 (-6:00)";
fischk08 0:b35237c80489 240 char buf[50];
fischk08 0:b35237c80489 241 success = rtc.SetTime(TimeTest);
fischk08 0:b35237c80489 242 rtc.GetTimeString(buf);
fischk08 0:b35237c80489 243 uLCD.printf("success: %i, time: %s\n", success, buf);
fischk08 0:b35237c80489 244 }
fischk08 0:b35237c80489 245
fischk08 0:b35237c80489 246 int main() {
fischk08 0:b35237c80489 247 //sound_alarm(1);
fischk08 0:b35237c80489 248 //display_weather(0);
fischk08 0:b35237c80489 249
fischk08 0:b35237c80489 250
fischk08 0:b35237c80489 251 }
fischk08 1:a6fbd8341289 252
fischk08 1:a6fbd8341289 253
fischk08 1:a6fbd8341289 254
fischk08 1:a6fbd8341289 255 ////////////////////////////////////////////////
fischk08 1:a6fbd8341289 256
fischk08 1:a6fbd8341289 257 #include "mbed.h"
fischk08 1:a6fbd8341289 258 #include "EthernetNetIf.h"
fischk08 1:a6fbd8341289 259 #include "HTTPClient.h"
fischk08 1:a6fbd8341289 260 #include "spdomparser.hpp"
fischk08 1:a6fbd8341289 261 #include "spxmlnode.hpp"
fischk08 1:a6fbd8341289 262 #include "spxmlhandle.hpp"
fischk08 1:a6fbd8341289 263 #include <string>
fischk08 1:a6fbd8341289 264 EthernetNetIf eth;
fischk08 1:a6fbd8341289 265 Serial pc(USBTX, USBRX);
fischk08 1:a6fbd8341289 266 HTTPClient http;
fischk08 1:a6fbd8341289 267 HTTPResult result;
fischk08 1:a6fbd8341289 268
fischk08 1:a6fbd8341289 269 bool completed = false;
fischk08 1:a6fbd8341289 270 void request_callback(HTTPResult r)
fischk08 1:a6fbd8341289 271 {
fischk08 1:a6fbd8341289 272 result = r;
fischk08 1:a6fbd8341289 273 completed = true;
fischk08 1:a6fbd8341289 274 }
fischk08 1:a6fbd8341289 275
fischk08 1:a6fbd8341289 276 void parseWeather(SP_XmlElementNode *node, string loc)
fischk08 1:a6fbd8341289 277 {
fischk08 1:a6fbd8341289 278 //extracts current weather XML data fields for LCD
fischk08 1:a6fbd8341289 279 SP_XmlHandle handle(node);
fischk08 1:a6fbd8341289 280 SP_XmlElementNode * condition = handle.getChild( "item" ).getChild("yweather:condition").toElement();
fischk08 1:a6fbd8341289 281 //display Weather conditions
fischk08 1:a6fbd8341289 282 pc.printf("%d:", (int)condition->getAttrValue("code"));
fischk08 1:a6fbd8341289 283 // Print the name of the city
fischk08 1:a6fbd8341289 284 pc.printf("%s:", loc);
fischk08 1:a6fbd8341289 285 //Print the weather conditions
fischk08 1:a6fbd8341289 286 pc.printf("%s",condition->getAttrValue("text"));
fischk08 1:a6fbd8341289 287 //Print the termperature (in degrees Celcius)
fischk08 1:a6fbd8341289 288 pc.printf("%sF",condition->getAttrValue("temp"));
fischk08 1:a6fbd8341289 289 }
fischk08 1:a6fbd8341289 290 // Need To update so that this takes lat longitude gives it to a website to find local time and or time zone
fischk08 1:a6fbd8341289 291 void parseWhereAmI(SP_XmlElementNode *node, string loc)
fischk08 1:a6fbd8341289 292 {
fischk08 1:a6fbd8341289 293 //extracts current weather XML data fields for LCD
fischk08 1:a6fbd8341289 294 SP_XmlHandle handle(node);
fischk08 1:a6fbd8341289 295 SP_XmlElementNode * condition = handle.getChild( "item" ).getChild("yweather:condition").toElement();
fischk08 1:a6fbd8341289 296 //display Weather conditions
fischk08 1:a6fbd8341289 297 pc.printf("%d:", (int)condition->getAttrValue("code"));
fischk08 1:a6fbd8341289 298 // Print the name of the city
fischk08 1:a6fbd8341289 299 pc.printf("%s:", loc);
fischk08 1:a6fbd8341289 300 //Print the weather conditions
fischk08 1:a6fbd8341289 301 pc.printf("%s",condition->getAttrValue("text"));
fischk08 1:a6fbd8341289 302 //Print the termperature (in degrees Celcius)
fischk08 1:a6fbd8341289 303 pc.printf("%sF",condition->getAttrValue("temp"));
fischk08 1:a6fbd8341289 304
fischk08 1:a6fbd8341289 305 }
fischk08 1:a6fbd8341289 306
fischk08 1:a6fbd8341289 307 // Query Term for Weather
fischk08 1:a6fbd8341289 308 // select+*+from+weather.forecast+where+woeid+in+(SELECT+woeid+FROM+geo.places+WHERE+text%3D%22(33.7490%2C-84.3880)%22)
fischk08 1:a6fbd8341289 309 // Query Website https://developer.yahoo.com/yql/console/#h=select+*+from+weather.forecast+where+woeid+in+(SELECT+woeid+FROM+geo.places+WHERE+text%3D%22(33.7490%2C-84.3880)%22)
fischk08 1:a6fbd8341289 310 //asuming that outputformat of lattitude and logitude is - for west + for east and does not use chars for directionals as that would be dumb
fischk08 1:a6fbd8341289 311 //"https://query.yahooapis.com/v1/public/yql?q=select+*+from+weather.forecast+where+woeid+in+(SELECT+woeid+FROM+geo.places+WHERE+text%3D%22(33.7490%2C-84.3880)%22)", &stream, request_callback);
fischk08 1:a6fbd8341289 312 // "https://query.yahooapis.com/v1/public/yql?q=select%20item.condition%20from%20weather.forecast%20where%20woeid%20in%20%28SELECT%20woeid%20FROM%20geo.places%20WHERE%20text%3D%22(33.7490%2C-84.3880)%22)"(lat log) &stream, request_callback)
fischk08 1:a6fbd8341289 313
fischk08 1:a6fbd8341289 314 // Variable Version
fischk08 1:a6fbd8341289 315 // "https://query.yahooapis.com/v1/public/yql?q=select+*+from+weather.forecast+where+woeid+in+(SELECT+woeid+FROM+geo.places+WHERE+text%3D%22(lat%2Clong)%22)", &stream, request_callback);
fischk08 1:a6fbd8341289 316 // "https://query.yahooapis.com/v1/public/yql?q=select%20item.condition%20from%20weather.forecast%20where%20woeid%20in%20%28SELECT%20woeid%20FROM%20geo.places%20WHERE%20text%3D%22(%.6f%2C%.6f)%22)"(lat log) &stream, request_callback)
fischk08 1:a6fbd8341289 317
fischk08 1:a6fbd8341289 318 int weather()
fischk08 1:a6fbd8341289 319 {
fischk08 1:a6fbd8341289 320 completed = false;
fischk08 1:a6fbd8341289 321 SP_XmlDomParser parser;
fischk08 1:a6fbd8341289 322 HTTPStream stream;
fischk08 1:a6fbd8341289 323 char buffer3 [200];
fischk08 1:a6fbd8341289 324 float lattitude = 33.7490;
fischk08 1:a6fbd8341289 325 float longitude = -84.3880;
fischk08 1:a6fbd8341289 326 wait(1);
fischk08 1:a6fbd8341289 327 pc.printf("%.6f:",lattitude);
fischk08 1:a6fbd8341289 328 pc.printf("%.6f:",longitude);
fischk08 1:a6fbd8341289 329 int n2;
fischk08 1:a6fbd8341289 330 char post[] = "https://query.yahooapis.com/v1/public/yql?q=select+item.condition+from+weather.forecast+where+woeid+in+(SELECT+woeid+FROM+geo.places+WHERE+text='(";
fischk08 1:a6fbd8341289 331 char msg[10] = ")')";
fischk08 1:a6fbd8341289 332 n2 = sprintf(buffer3, "%.6f,%.6f", lattitude, longitude);
fischk08 1:a6fbd8341289 333 char* temppostRequest = strcat(post,buffer3);
fischk08 1:a6fbd8341289 334 char* postRequest = strcat(temppostRequest,msg);
fischk08 1:a6fbd8341289 335 pc.printf(post);
fischk08 1:a6fbd8341289 336 pc.printf(msg);
fischk08 1:a6fbd8341289 337 pc.printf(temppostRequest);
fischk08 1:a6fbd8341289 338 pc.printf("Reading\r\n");
fischk08 1:a6fbd8341289 339 pc.printf(postRequest);
fischk08 1:a6fbd8341289 340 wait(1);
fischk08 1:a6fbd8341289 341 //n=sprintf(buffer, "https://query.yahooapis.com/v1/public/yql?q=select%20item.condition%20from%20weather.forecast%20where%20woeid%20in%20%28SELECT%20woeid%20FROM%20geo.places%20WHERE%20text%3D%22(%.6f%2C%.6f)%22)", lat, log);
fischk08 1:a6fbd8341289 342 char BigBuf[512 + 1] = {0};
fischk08 1:a6fbd8341289 343 wait(1);
fischk08 1:a6fbd8341289 344 stream.readNext((byte*)BigBuf, 512); //Point to buffer for the first read
fischk08 1:a6fbd8341289 345 //Yahoo! weather API for selected city - get XML document for parsing
fischk08 1:a6fbd8341289 346 //HTTPResult r = http.get("https://query.yahooapis.com/v1/public/yql?q=select+item.condition+from+weather.forecast+where+woeid+in+(SELECT+woeid+FROM+geo.places+WHERE+text='(33.7490,-84.3880)')", &stream, request_callback);
fischk08 1:a6fbd8341289 347 HTTPResult r = http.get(postRequest, &stream, request_callback); // This is wehre the http query for the local weather occurs
fischk08 1:a6fbd8341289 348 while (!completed) {
fischk08 1:a6fbd8341289 349 Net::poll(); //Polls the Networking stack
fischk08 1:a6fbd8341289 350 if (stream.readable()) {
fischk08 1:a6fbd8341289 351 BigBuf[stream.readLen()] = 0; //Transform this buffer in a zero-terminated char* string
fischk08 1:a6fbd8341289 352 parser.append( BigBuf, strlen(BigBuf)); // stream current buffer data to the XML parser
fischk08 1:a6fbd8341289 353 stream.readNext((byte*)BigBuf, 512); //Buffer has been read, now we can put more data in it
fischk08 1:a6fbd8341289 354 }
fischk08 1:a6fbd8341289 355 }
fischk08 1:a6fbd8341289 356 if (result == HTTP_OK) {
fischk08 1:a6fbd8341289 357 pc.printf("Weather complete");
fischk08 1:a6fbd8341289 358 } else {
fischk08 1:a6fbd8341289 359 pc. printf("Weather Error %d", result);
fischk08 1:a6fbd8341289 360 return -1;
fischk08 1:a6fbd8341289 361 }
fischk08 1:a6fbd8341289 362
fischk08 1:a6fbd8341289 363 SP_XmlHandle rootHandle( parser.getDocument()->getRootElement() );
fischk08 1:a6fbd8341289 364 SP_XmlElementNode * child2 = rootHandle.getChild( "results" ).getChild( "channel" ).toElement();
fischk08 1:a6fbd8341289 365
fischk08 1:a6fbd8341289 366 //pc.printf(BigBuf);
fischk08 1:a6fbd8341289 367
fischk08 1:a6fbd8341289 368 if ( child2 ) {
fischk08 1:a6fbd8341289 369 parseWeather(child2, "Atlanta"); //parses XML "current-conditions" info
fischk08 1:a6fbd8341289 370 }
fischk08 1:a6fbd8341289 371
fischk08 1:a6fbd8341289 372 if ( NULL != parser.getError() ) {
fischk08 1:a6fbd8341289 373 pc.printf( "\n error: %s\n", parser.getError() );
fischk08 1:a6fbd8341289 374 }
fischk08 1:a6fbd8341289 375 return 0;
fischk08 1:a6fbd8341289 376 }
fischk08 0:b35237c80489 377
fischk08 0:b35237c80489 378
fischk08 1:a6fbd8341289 379 int main()
fischk08 1:a6fbd8341289 380 {
fischk08 1:a6fbd8341289 381 pc.baud(9600);
fischk08 1:a6fbd8341289 382 pc.printf("\r\nintializing hardware,...v14\r\n");
fischk08 1:a6fbd8341289 383 eth.init(); //Use DHCP
fischk08 1:a6fbd8341289 384 sendGETRequest:
fischk08 1:a6fbd8341289 385 EthernetErr ethErr = eth.setup(60000);
fischk08 1:a6fbd8341289 386 int retry = 0;
fischk08 1:a6fbd8341289 387 if (ethErr) {
fischk08 1:a6fbd8341289 388 pc.printf("Error in setup trying again %d",retry);
fischk08 1:a6fbd8341289 389 retry++;
fischk08 1:a6fbd8341289 390 goto sendGETRequest;
fischk08 1:a6fbd8341289 391 }
fischk08 1:a6fbd8341289 392 pc.printf("net ok testing weather\r\n");
fischk08 1:a6fbd8341289 393 weather();
fischk08 1:a6fbd8341289 394 //eth.disconnect();
fischk08 1:a6fbd8341289 395
fischk08 1:a6fbd8341289 396 }
fischk08 1:a6fbd8341289 397
fischk08 1:a6fbd8341289 398