[Different Shit by Daytime vs Nighttime] Displaying different shit if user's CLIENT's (not OS's which is unaltered even if she's using VPN!!!) current time says it's daytime/nighttime #daytime #nighttime #day #night #daylight #goldenhour #darkness #dark #light #geo #geoip #location #latitude #longitude

differentShitByDaytime.php

<?php
/**
  * APIs and jQuery plugins used:
  *
  * Geo IP Lookup - to get longitude, latitude and time zone data by ip
  * https://json.geoiplookup.io/ 
  *
  * Suncalc - Calculate Sun/Moon positions and phases
  * https://github.com/mourner/suncalc
  *
  * World Time API - to get the CLIENT's current time data instead of the user's OS' current time!!!
  * http://worldtimeapi.org/
  *
  * FUTOTTAK MÉG:
  * https://ipinfodb.com/
  * 	(pro: FREE, no request limit, returns everything!!!, con: accuracy is lower compared to a similar service with paid plans)
  * https://ip-api.com/
  * 	(pro: FREE, con: doesn't return time zone or other time related date, location only)
  * https://ipgeolocation.io/pricing.html
  * 	(pro: FREE below 1000 requests per day (30.000 requests per month), con: none, it returns 
  * 	everything: location info, timezone, current time, ip, you name it)
  * 
  */
?>
  
<script src="/suncalc.js"></script>

<script>

	$(document).ready(function() {

		/** Get user's location if HTML Geolocation API is available
		  *
		  * @see https://geoiplookup.io
		  * FYKI - FREE ONLY for non-commercial use, and below 10.000 requests/hour
		  */
		const fetchUrl = 'https://json.geoiplookup.io/';

		let lat 		= false,
			long 		= false,
			timeZone 	= false,
  			ip 			= false;

		$.getJSON(fetchUrl).done(function(location) {
		
			lat 		= location.latitude,
			long 		= location.longitude,
          	timeZone 	= location.timezone_name,
			ip 			= location.ip;

			/**
			 * Let's see if user's location has nighttime (darkness) or daytime (daylight)
			 * We use Suncalc to get the golden hour end time.
			 *
			 * @see https://github.com/mourner/suncalc
			 *
			 * Then we compare the golden hour end time with the current time - 
			 */
			if ( lat && long ) {

				const times 			= SunCalc.getTimes(new Date(), lat, long),
					  // format golden hour (before sunset) and golden hour end (after 
					  // sunrise) times from the Date object
					  goldenHour 		= Date.parse( times.goldenHour ),
					  goldenHourEnd 	= Date.parse( times.goldenHourEnd );

				$.getJSON('http://worldtimeapi.org/api/timezone/' + timeZone).done(function(data) {

					const clientTime = Date.parse( data.datetime );

					if ( goldenHourEnd <= clientTime && clientTime <= goldenHour )
						$('body').addClass('daylight');					

				})

			}
		
		});
		
	});

</script>