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97 lines
2.4 KiB
97 lines
2.4 KiB
<?php
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require '../../private/config.php';
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if (!isset($_SERVER['HTTP_SECRET']) || $_SERVER['HTTP_SECRET'] !== $config['secret']) {
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header($_SERVER['SERVER_PROTOCOL'] . ' 403 Forbidden');
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exit(0);
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}
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if (!isset($_GET['stop']) || !isset($_GET['agency'])) {
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header($_SERVER['SERVER_PROTOCOL'] . ' 400 Bad Request');
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exit(0);
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}
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// DB connection
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$dbh = new PDO('pgsql:host=localhost;dbname=' . $config['dbName'],
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$config['dbUser'], $config['dbPassword']);
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// our agency_id is null, so use feed_id...
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$query = 'SELECT agency_timezone FROM agency WHERE feed_id = :agencyId';
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$statement = $dbh->prepare($query);
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$agency = $_GET['agency'];
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$statement->execute(array(':agencyId' => $agency));
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$row = $statement->fetch();
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$timezone = $row['agency_timezone'];
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date_default_timezone_set($timezone);
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// Get current date/time
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$d = explode('%', date('Y-m-d%H:i'));
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$date = $d[0];
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$time = $d[1];
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// Stop id
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$stop = $_GET['stop'];
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// Based on: https://stackoverflow.com/a/51455985
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$query = <<<SQL
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SELECT departure_time, route_long_name, trip_headsign
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FROM
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(
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SELECT
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st.departure_time,
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tr.service_id,
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rte.route_short_name,
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rte.route_long_name,
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tr.trip_headsign
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FROM stop_times AS st
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JOIN trips AS tr ON tr.trip_id = st.trip_id
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JOIN routes AS rte ON rte.route_id = tr.route_id
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JOIN calendar AS cal ON cal.service_id = tr.service_id
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WHERE st.stop_id = :stopId
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AND :date between cal.start_date and cal.end_date
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AND (CASE EXTRACT(DOW FROM TIMESTAMP '$date')
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WHEN 1 THEN monday
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WHEN 2 THEN tuesday
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WHEN 3 THEN wednesday
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WHEN 4 THEN thursday
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WHEN 5 THEN friday
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WHEN 6 THEN saturday
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WHEN 0 THEN sunday
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END) = true
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AND st.departure_time >= :time
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ORDER BY tr.route_id, st.departure_time
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) Q
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ORDER BY route_short_name, service_id, departure_time
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LIMIT 3 OFFSET 0;
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SQL;
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// TODO: Error handling from here down
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$statement = $dbh->prepare($query);
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$statement->bindParam(':stopId', $stop, PDO::PARAM_STR);
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$statement->bindParam(':date', $date, PDO::PARAM_STR);
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$statement->bindParam(':time', $time, PDO::PARAM_STR);
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$statement->execute();
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$rows = $statement->fetchAll();
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error_log(print_r($rows, true));
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$results = [];
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foreach ($rows as $row) {
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$results[] = $row['departure_time'];
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}
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// convert results to json
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$json = json_encode($results);
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header('Content-Type: application/json');
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echo $json;
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