csc346xmlAPI.go

package main

import (
	"fmt"
	"net/url"
	"log"
	"net/http"
	"io/ioutil"
	"encoding/xml"
)

type reportType struct{
	TermsofService string `xml:"response.termsofService"`
}

func main() {
	fmt.Println("data is from WeatherUnderground.")
	fmt.Println("https://www.wunderground.com/")
	var state, city string
	state="MO"
	city="Saint_Joseph"
	baseURL := "http://api.wunderground.com/api/";
	apiKey := "734951781f4140d6"
	var query string

	//set up the query
	query = baseURL+apiKey +
		"/conditions/q/"+
		url.QueryEscape(state)+ "/"+
		url.QueryEscape(city)+ ".xml"
	fmt.Println("The escaped query: "+query)

	//do the query
	response, err := http.Get(query)
	doErr(err, "After the Query")
	var body []byte;
	body, err = ioutil.ReadAll(response.Body)
	doErr(err, "After the ReadAll")
	fmt.Println(body)
	fmt.Printf("%s\n",body)


	//Pull the data out of the xml
	var report reportType
	xml.Unmarshal(body,&report)
	fmt.Printf("The report: %v\n",report)


}
func doErr( err error, message string){
	if err != nil{
		log.Panicf("ERROR: %s %s \n", message, err.Error())
	}
}
/*
<response>
<version>0.1</version>
<termsofService>
http://www.wunderground.com/weather/api/d/terms.html
</termsofService>
<features></features>
<error>
<type>keynotfound</type>
<description>this key does not exist</description>
</error>
</response>
*/