--- a/include/db/route-dao.inc.php +++ b/include/db/route-dao.inc.php @@ -1,78 +1,145 @@ '".current_time()."' and routes.route_id = '$routeID' order by +arrival_time limit 1"; + debug($query,"database"); + $result = pg_query($conn, $query); + if (!$result) { + databaseError(pg_result_error($result)); + return Array(); + } + return pg_fetch_assoc($result); + } + + function getTimeInterpolatedRouteAtStop($routeID, $stop_id) +{ + $nextTrip = getRouteNextTrip($routeID); + if ($nextTrip['trip_id']){ + foreach (getTimeInterpolatedTrip($nextTrip['trip_id']) as $tripStop) { + if ($tripStop['stop_id'] == $stop_id) return $tripStop; + } + } + return Array(); +} + +function getRouteTrips($routeID) { + global $conn; + $query = "select * from routes join trips on trips.route_id = routes.route_id +join stop_times on stop_times.trip_id = trips.trip_id where routes.route_id = '$routeID' order by +arrival_time "; + debug($query,"database"); + $result = pg_query($conn, $query); + if (!$result) { + databaseError(pg_result_error($result)); + return Array(); + } + return pg_fetch_all($result); + } +function getRoutesByDestination($destination = "", $service_period = "") { + global $conn; + if ($service_period == "") $service_period = service_period(); + if ($destination != "") { + $query = "SELECT DISTINCT trips.route_id,route_short_name,route_long_name, service_id +FROM stop_times join trips on trips.trip_id = +stop_times.trip_id join routes on trips.route_id = routes.route_id +WHERE route_long_name = '$destination' AND service_id='$service_period' order by route_short_name"; + } else { + $query = "SELECT DISTINCT route_long_name +FROM stop_times join trips on trips.trip_id = +stop_times.trip_id join routes on trips.route_id = routes.route_id +WHERE service_id='$service_period' order by route_long_name"; + } + debug($query,"database"); + $result = pg_query($conn, $query); + if (!$result) { + databaseError(pg_result_error($result)); + return Array(); + } + return pg_fetch_all($result); } +function getRoutesBySuburb($suburb, $service_period = "") { + if ($service_period == "") $service_period = service_period(); + global $conn; + $query = "SELECT DISTINCT service_id,trips.route_id,route_short_name,route_long_name +FROM stop_times join trips on trips.trip_id = stop_times.trip_id +join routes on trips.route_id = routes.route_id +join stops on stops.stop_id = stop_times.stop_id +WHERE zone_id LIKE '%$suburb;%' AND service_id='$service_period' ORDER BY route_short_name"; + debug($query,"database"); + $result = pg_query($conn, $query); + if (!$result) { + databaseError(pg_result_error($result)); + return Array(); + } + return pg_fetch_all($result); +} + +function getRoutesNearby($lat, $lng, $limit = "", $distance = 500) { + + + if ($service_period == "") $service_period = service_period(); + if ($limit != "") $limit = " LIMIT $limit "; + global $conn; + $query = "SELECT service_id,trips.route_id,route_short_name,route_long_name,min(stops.stop_id) as stop_id, + min(ST_Distance(position, ST_GeographyFromText('SRID=4326;POINT($lng $lat)'), FALSE)) as distance +FROM stop_times +join trips on trips.trip_id = stop_times.trip_id +join routes on trips.route_id = routes.route_id +join stops on stops.stop_id = stop_times.stop_id +WHERE service_id='$service_period' +AND ST_DWithin(position, ST_GeographyFromText('SRID=4326;POINT($lng $lat)'), $distance, FALSE) + group by service_id,trips.route_id,route_short_name,route_long_name + order by distance $limit"; + debug($query,"database"); + $result = pg_query($conn, $query); + if (!$result) { + databaseError(pg_result_error($result)); + return Array(); + } + return pg_fetch_all($result); +} ?>