https://burgushotel.com/public/js/jquery.simpleWeather.js

1/*! simpleWeather v3.1.0 - http://simpleweatherjs.com */
2(function($) {
3  'use strict';
4
5  function getAltTemp(unit, temp) {
6    if(unit === 'f') {
7      return Math.round((5.0/9.0)*(temp-32.0));
8    } else {
9      return Math.round((9.0/5.0)*temp+32.0);
10    }
11  }
12
13  $.extend({
14    simpleWeather: function(options){
15      options = $.extend({
16        location: '',
17        woeid: '',
18        unit: 'f',
19        success: function(weather){},
20        error: function(message){}
21      }, options);
22
23      var now = new Date();
24      var weatherUrl = 'https://query.yahooapis.com/v1/public/yql?format=json&rnd=' + now.getFullYear() + now.getMonth() + now.getDay() + now.getHours() + '&diagnostics=true&callback=?&q=';
25
26      if(options.location !== '') {
27        /* If latitude/longitude coordinates, need to format a little different. */
28        var location = '';
29        if(/^(\-?\d+(\.\d+)?),\s*(\-?\d+(\.\d+)?)$/.test(options.location)) {
30          location = '(' + options.location + ')';
31        } else {
32          location = options.location;
33        }
34
35        weatherUrl += 'select * from weather.forecast where woeid in (select woeid from geo.places(1) where text="' + location + '") and u="' + options.unit + '"';
36      } else if(options.woeid !== '') {
37        weatherUrl += 'select * from weather.forecast where woeid=' + options.woeid + ' and u="' + options.unit + '"';
38      } else {
39        options.error('Could not retrieve weather due to an invalid location.');
40        return false;
41      }
42
43      $.getJSON(
44        encodeURI(weatherUrl),
45        function(data) {
46          if(data !== null && data.query !== null && data.query.results !== null && data.query.results.channel.description !== 'Yahoo! Weather Error') {
47            var result = data.query.results.channel,
48                weather = {},
49                forecast,
50                compass = ['N', 'NNE', 'NE', 'ENE', 'E', 'ESE', 'SE', 'SSE', 'S', 'SSW', 'SW', 'WSW', 'W', 'WNW', 'NW', 'NNW', 'N'],
51                image404 = 'https://s.yimg.com/os/mit/media/m/weather/images/icons/l/44d-100567.png';
52
53            weather.title = result.item.title;
54            weather.temp = result.item.condition.temp;
55            weather.code = result.item.condition.code;
56            weather.todayCode = result.item.forecast[0].code;
57            weather.currently = result.item.condition.text;
58            weather.high = result.item.forecast[0].high;
59            weather.low = result.item.forecast[0].low;
60            weather.text = result.item.forecast[0].text;
61            weather.humidity = result.atmosphere.humidity;
62            weather.pressure = result.atmosphere.pressure;
63            weather.rising = result.atmosphere.rising;
64            weather.visibility = result.atmosphere.visibility;
65            weather.sunrise = result.astronomy.sunrise;
66            weather.sunset = result.astronomy.sunset;
67            weather.description = result.item.description;
68            weather.city = result.location.city;
69            weather.country = result.location.country;
70            weather.region = result.location.region;
71            weather.updated = result.item.pubDate;
72            weather.link = result.item.link;
73            weather.units = {temp: result.units.temperature, distance: result.units.distance, pressure: result.units.pressure, speed: result.units.speed};
74            weather.wind = {chill: result.wind.chill, direction: compass[Math.round(result.wind.direction / 22.5)], speed: result.wind.speed};
75
76            if(result.item.condition.temp < 80 && result.atmosphere.humidity < 40) {
77              weather.heatindex = -42.379+2.04901523*result.item.condition.temp+10.14333127*result.atmosphere.humidity-0.22475541*result.item.condition.temp*result.atmosphere.humidity-6.83783*(Math.pow(10, -3))*(Math.pow(result.item.condition.temp, 2))-5.481717*(Math.pow(10, -2))*(Math.pow(result.atmosphere.humidity, 2))+1.22874*(Math.pow(10, -3))*(Math.pow(result.item.condition.temp, 2))*result.atmosphere.humidity+8.5282*(Math.pow(10, -4))*result.item.condition.temp*(Math.pow(result.atmosphere.humidity, 2))-1.99*(Math.pow(10, -6))*(Math.pow(result.item.condition.temp, 2))*(Math.pow(result.atmosphere.humidity,2));
78            } else {
79              weather.heatindex = result.item.condition.temp;
80            }
81
82            if(result.item.condition.code == '3200') {
83              weather.thumbnail = image404;
84              weather.image = image404;
85            } else {
86              weather.thumbnail = 'https://s.yimg.com/zz/combo?a/i/us/nws/weather/gr/' + result.item.condition.code + 'ds.png';
87              weather.image = 'https://s.yimg.com/zz/combo?a/i/us/nws/weather/gr/' + result.item.condition.code + 'd.png';
88            }
89
90            weather.alt = {temp: getAltTemp(options.unit, result.item.condition.temp), high: getAltTemp(options.unit, result.item.forecast[0].high), low: getAltTemp(options.unit, result.item.forecast[0].low)};
91            if(options.unit === 'f') {
92              weather.alt.unit = 'c';
93            } else {
94              weather.alt.unit = 'f';
95            }
96
97            weather.forecast = [];
98            for(var i=0;i<result.item.forecast.length;i++) {
99              forecast = result.item.forecast[i];
100              forecast.alt = {high: getAltTemp(options.unit, result.item.forecast[i].high), low: getAltTemp(options.unit, result.item.forecast[i].low)};
101
102              if(result.item.forecast[i].code == "3200") {
103                forecast.thumbnail = image404;
104                forecast.image = image404;
105              } else {
106                forecast.thumbnail = 'https://s.yimg.com/zz/combo?a/i/us/nws/weather/gr/' + result.item.forecast[i].code + 'ds.png';
107                forecast.image = 'https://s.yimg.com/zz/combo?a/i/us/nws/weather/gr/' + result.item.forecast[i].code + 'd.png';
108              }
109
110              weather.forecast.push(forecast);
111            }
112
113            options.success(weather);
114          } else {
115            options.error('There was a problem retrieving the latest weather information.');
116          }
117        }
118      );
119      return this;
120    }
121  });
122})(jQuery);