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package main
import (
"encoding/xml"
"errors"
"net/http"
"time"
)
func toTime(s string) time.Time {
t, _ := time.Parse("2006-01-02T15:04:05", s)
return t
}
type Temperature struct {
Value int `xml:"value,attr"`
Unit string `xml:"unit,attr"`
}
type Weather struct {
Temp Temperature `xml:"temperature"`
Symbol struct {
Var string `xml:"var,attr"`
} `xml:"symbol"`
From string `xml:"from,attr"`
URL string
Icon string
}
func (w *Weather) prepIcon() {
w.Icon = "http://symbol.yr.no/grafikk/sym/b100/" + w.Symbol.Var + ".png"
}
type weatherdata struct {
Forecast []*Weather `xml:"forecast>tabular>time"`
}
var place = ""
func setPlaceCmd(params []string) error {
if len(params) != 1 {
return errors.New("set-weather-place needs one parameter")
}
place = params[0]
return nil
}
func CurrentWeather() (Weather, error) {
url := "http://www.yr.no/place/" + place + "/forecast_hour_by_hour.xml"
resp, err := http.Get(url)
if err != nil {
return Weather{}, err
}
defer resp.Body.Close()
var wd weatherdata
dec := xml.NewDecoder(resp.Body)
if err := dec.Decode(&wd); err != nil {
return Weather{}, err
}
w := wd.Forecast[0]
w.URL = "http://www.yr.no/place/" + place
w.prepIcon()
return *w, nil
}
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