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weatherupdate.php
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weatherupdate.php
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<?php
//require 'navigationbar.php';
//require 'db.php';
require '../db.php';
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);
/* Displays user information and some useful messages */
session_start();
?>
<!DOCTYPE html>
<html>
<head>
<title>Update</title>
<?php include '../css/css.html'; ?>
</head>
<body>
<?php
$pass=$_GET["pass"];
if($pass != $weather_update_pass){
//if($pass != $update_pass){
die('Acces is not permitted');
}
//get day of the month
date_default_timezone_set('UTC');
$day = date("d");
$climatearray=array("dessert", "tropical", "savanna", "mediterranean", "sea", "temperate", "mountain");
foreach ($climatearray as $climate) {
$result = $mysqli->query("SELECT * FROM region WHERE climate='$climate'") or die($mysqli->error());
$temp=99; //alleen de temperatuur van 1 regio bepalen in elk klimaat
while($row=mysqli_fetch_array($result)) {
$id=$row["id"];
$climate=$row["climate"];
$currtemp=$row["currtemp"];
$currweather=$row["currweather"];
$weatherstreak=$row["weatherstreak"];
$weatherevent=$row["weatherevent"];
if($temp==99){
//weather
if($day > 8 OR $day < 22){
$state="dryseason";
}else{
$state="wetseason";
}
if($climate=="dessert"){ //bereken temperatuur die het op dit moment zou moeten zijn en regenkans
$temp=-0.067*($day**2)+(2*$day)+30;
$rainchance=5; //1%
}elseif($climate=="tropical"){
$temp=-0.022*($day**2)+0.67*$day+25;
$rainchance=80; //80%
}elseif($climate=="savanna"){
$temp=-0.022*($day**2)+0.67*$day+25;
if($state=="wetseason"){
$rainchance=60;
}else{
$rainchance=15;
}
}elseif($climate=="mediterranean"){
$temp=-0.089*($day**2)+2.67*$day+10;
if($state=="wetseason"){
$rainchance=40;
}else{
$rainchance=15;
}
}elseif($climate=="sea"){
$temp=-0.067*($day**2)+2*$day+5;
if($state=="wetseason"){
$rainchance=70;
}else{
$rainchance=40;
}
}elseif($climate=="temperate"){
$temp=-0.156*($day**2)+4.67*$day-10;
if($state=="wetseason"){
$rainchance=80;
}else{
$rainchance=20;
}
}elseif($climate=="mountain"){
$temp=-0.13*($day**2)+4*$day-20;
if($state=="wetseason"){
$rainchance=30;
}else{
$rainchance=10;
}
}
$difftemp=$temp-$currtemp; //verschil tussen temperatuur die het zou moeten zijn en actuele temperatuur
$noise=rand(1, 15); // noise temperatuur tussen 0.1 en 1.5 graden
$noisetemp=$noise/10;
if($difftemp <= 0){ //te warm dus moet kouder worden
$win=rand(1, 10);
if($win <= 7){ // 70 procent kans op -
$temp=$currtemp-$noisetemp;
}else{
$temp=$currtemp+$noisetemp;
}
}else{ //te koud dus moet warmer worden
$win=rand(1, 10);
if($win <= 7){ // 70 procent kans op +
$temp=$currtemp+$noisetemp;
}else{
$temp=$currtemp-$noisetemp;
}
}
//weather update
$weathernoise=rand(1, 20);
$psameweather=70+$weathernoise;
$weatherchange=rand(1, 100);
if($weatherchange <= $psameweather){ //houd hetzelfde weer
$curregionweather=$currweather;
$weatherstreak2=$weatherstreak+1;
if($weatherstreak2 >= 24){ //kans van 0.0797
if($currweather == "rain" OR $currweather == "thunderstorm" OR $currweather == "drizzle"){
$weatherevent="flood";
}elseif($currweather == "sunny" OR $currweather == "clouded" OR $currweather == "windy"){
$weatherevent="drought";
}
}
}else{
$prain=rand(1, 100);
if($prain <= $rainchance){ //regen
$weatherarray=array("rain", "thunderstorm", "drizzle");
foreach ($weatherarray as $weather) { //als nieuw weer in zelfde categorie dan verdergaan met tellen
if($currweather == $weather){
$weatherstreak2 = $weatherstreak2 + 1;
}else{
$weatherstreak2 = 0;
$weatherevent = "none";
}
}
$randindex=array_rand($weatherarray);
$curregionweather=$weatherarray[$randindex];
}else{
$weatherarray=array("sunny", "clouded", "windy");
foreach ($weatherarray as $weather) { //als nieuw weer in zelfde categorie dan verdergaan met tellen
if($currweather == $weather){
$weatherstreak2 = $weatherstreak2 + 1;
}else{
$weatherstreak2 = 0;
$weatherevent = "none";
}
}
$randindex=array_rand($weatherarray);
$curregionweather=$weatherarray[$randindex];
}
}
}
$noise2=rand(-5, 5); // verschil per regio temperatuur tussen -0.5 en 0.5 graden
$noisetemp2=$noise2/10;
$currregiontemp=$temp+$noisetemp2;
$currregiontemp=round($currregiontemp, 1);
$noise3=rand(1, 100); // 10% kans op ander weer dan andere regios
if($noise3 <= 10){
$currweather=$curregionweather;
}else{
$currweather==$currweather;
}
if($currregiontemp <= 0 AND ($currweather == "rain" OR $currweather == "thunderstorm" OR $currweather == "drizzle")){ //sneeuw
$currweather = "snowfall";
}
$sql = "UPDATE region SET currtemp='$currregiontemp', currweather='$currweather', weatherstreak='$weatherstreak2' WHERE id='$id'";
mysqli_query($mysqli, $sql);
}
}
?>
</body>
</html>