50 lines
1.8 KiB
PHP
50 lines
1.8 KiB
PHP
<?php
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//--------------------------------------------------------------------------------------------------
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// This script reads event data from a JSON file and outputs those events which are within the range
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// supplied by the "start" and "end" GET parameters.
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//
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// An optional "timezone" GET parameter will force all ISO8601 date stings to a given timezone.
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//
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// Requires PHP 5.2.0 or higher.
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//--------------------------------------------------------------------------------------------------
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// Require our Event class and datetime utilities
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require dirname(__FILE__) . '/utils.php';
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// Short-circuit if the client did not give us a date range.
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if (!isset($_GET['start']) || !isset($_GET['end'])) {
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die("Please provide a date range.");
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}
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// Parse the start/end parameters.
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// These are assumed to be ISO8601 strings with no time nor timezone, like "2013-12-29".
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// Since no timezone will be present, they will parsed as UTC.
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$range_start = parseDateTime($_GET['start']);
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$range_end = parseDateTime($_GET['end']);
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// Parse the timezone parameter if it is present.
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$timezone = null;
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if (isset($_GET['timezone'])) {
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$timezone = new DateTimeZone($_GET['timezone']);
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}
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// Read and parse our events JSON file into an array of event data arrays.
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$json = file_get_contents(dirname(__FILE__) . '/../json/events.json');
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$input_arrays = json_decode($json, true);
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// Accumulate an output array of event data arrays.
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$output_arrays = array();
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foreach ($input_arrays as $array) {
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// Convert the input array into a useful Event object
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$event = new Event($array, $timezone);
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// If the event is in-bounds, add it to the output
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if ($event->isWithinDayRange($range_start, $range_end)) {
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$output_arrays[] = $event->toArray();
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}
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}
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// Send JSON to the client.
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echo json_encode($output_arrays); |