<?php
function show_forecast() {
// Get the openweathermap.org API key and other constants
include 'constants.php';
// Call the API with the options we want
$forecastRaw = file_get_contents(
'https://api.openweathermap.org/data/2.5/onecall?' .
'lat=' . LONDON_LAT .
'&lon=' . LONDON_LONG .
'&exclude=current,hourly,minutely,alerts' .
'&units=metric' .
'&appid=' . WEATHER_API_KEY
);
// Convert the response from a text string to an object
$forecast = json_decode($forecastRaw);
// Present the results on the web page
// Create a header
echo '<h3>Weather report for the week starting ';
echo(date('l, j F', $forecast->daily[0]->dt));
echo "</h3>";
// Put the weather into its own <div> for CSS styling
echo '<div id="weatherforecast">';
// Present each day's simplified forecast
for ($i=0; $i <= 7 ; $i++) {
echo ('<weatherday>');
echo ('<h3>' . date('D', $forecast->daily[$i]->dt) . '</h3>');
echo (round($forecast->daily[$i]->temp->day) . 'c<br>');
echo ($forecast->daily[$i]->weather[0]->description);
echo '</weatherday>';
}
// Close out the #weatherforecast section
echo '</div>';
}
