--- a/include/db/route-dao.inc.php +++ b/include/db/route-dao.inc.php @@ -1,179 +1,307 @@ '" . current_time() . "' and routes.route_id = '$routeID' order by + +/* + * Copyright 2010,2011 Alexander Sadleir + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + */ + +function getRoute($routeID) { + global $conn; + $query = "Select * from routes where route_id = :routeID LIMIT 1"; + debug($query, "database"); + $query = $conn->prepare($query); + $query->bindParam(":routeID", $routeID); + $query->execute(); + if (!$query) { + databaseError($conn->errorInfo()); + return Array(); + } + return $query->fetch(PDO :: FETCH_ASSOC); +} + +function getRoutesByShortName($routeShortName) { + global $conn; + $query = "Select distinct route_id, route_short_name from routes where route_short_name = :routeShortName"; + debug($query, "database"); + $query = $conn->prepare($query); + $query->bindParam(":routeShortName", $routeShortName); + $query->execute(); + if (!$query) { + databaseError($conn->errorInfo()); + return Array(); + } + return $query->fetchAll(); +} + +function getRouteHeadsigns($routeID) { + global $conn; + $query = "select stops.stop_name, trip_headsign, direction_id,max(service_id) as service_id, count(*) + from routes join trips on trips.route_id = routes.route_id +join stop_times on stop_times.trip_id = trips.trip_id join stops on +stop_times.stop_id = stops.stop_id where trips.route_id = :routeID +and stop_times.stop_sequence = 1 group by stops.stop_name, trip_headsign, direction_id having count(*) > 2"; + debug($query, "database"); + $query = $conn->prepare($query); + $query->bindParam(":routeID", $routeID); + $query->execute(); + if (!$query) { + databaseError($conn->errorInfo()); + return Array(); + } + $results = $query->fetchAll(); + if (is_array($results)) { + return $results; + } else { + return Array($results); + } +} +function getRouteDescription($routeID, $directionID) { + $trip = getRouteNextTrip($routeID, $directionID); + $start = getTripStartingPoint($trip['trip_id']); + $end = getTripDestination($trip['trip_id']); + return "From ".$start['stop_name']." to ".$end['stop_name']; +} +function getRouteByFullName($routeFullName) { + global $conn; + $query = "Select * from routes where route_short_name||route_long_name = :routeFullName LIMIT 1"; + debug($query, "database"); + $query = $conn->prepare($query); + $query->bindParam(":routeFullName", $routeFullName); + $query->execute(); + if (!$query) { + databaseError($conn->errorInfo()); + return Array(); + } + return $query->fetch(PDO :: FETCH_ASSOC); +} + +function getRoutes() { + global $conn; + $query = "Select * from routes order by route_short_name;"; + debug($query, "database"); + $query = $conn->prepare($query); + $query->execute(); + if (!$query) { + databaseError($conn->errorInfo()); + return Array(); + } + return $query->fetchAll(); +} + +function getRoutesByNumberSeries($routeNumberSeries = "") { + global $conn; + if (strlen($routeNumberSeries) == 1) { + return getRoute($routeNumberSeries); + } + $seriesMin = substr($routeNumberSeries, 0, -1) . "0"; + $seriesMax = substr($routeNumberSeries, 0, -1) . "9"; + $query = "Select distinct routes.route_id,routes.route_short_name,routes.route_long_name,service_id from routes join trips on trips.route_id = +routes.route_id join stop_times on stop_times.trip_id = trips.trip_id where to_number(route_short_name, 'FM999') between :seriesMin and :seriesMax OR route_short_name LIKE :routeNumberSeries order by route_short_name;"; + debug($query, "database"); + $query = $conn->prepare($query); + $query->bindParam(":seriesMin", $seriesMin); + $query->bindParam(":seriesMax", $seriesMax); + $routeNumberSeries = "% " . substr($routeNumberSeries, 0, -1) . "%"; + $query->bindParam(":routeNumberSeries", $routeNumberSeries); + $query->execute(); + if (!$query) { + databaseError($conn->errorInfo()); + return Array(); + } + return $query->fetchAll(); +} + +function getRouteNextTrip($routeID, $directionID) { + global $conn; + + $query = "select routes.route_id,routes.route_url,direction_id,trips.trip_id,trip_headsign,departure_time,service_id from routes join trips on trips.route_id = routes.route_id +join stop_times on stop_times.trip_id = trips.trip_id where arrival_time between :currentTime and :futureTime +and routes.route_id = :routeID and trips.direction_id = :directionID order by arrival_time limit 1"; - debug($query, "database"); - $result = pg_query($conn, $query); - if (!$result) { - databaseError(pg_result_error($result)); - return Array(); - } - $r = pg_fetch_assoc($result); - // past last trip of the day special case - if (sizeof($r) == 0) { - $query = "select * from routes join trips on trips.route_id = routes.route_id -join stop_times on stop_times.trip_id = trips.trip_id where routes.route_id = '$routeID' order by + debug($query, "database"); + $query = $conn->prepare($query); + $query->bindParam(":currentTime", current_time()); + $futureTime = current_time(strtotime(current_time() ." +2h")); + if (date("h",strtotime(current_time()) > 22)) $futureTime = "23:59:59"; + $query->bindParam(":futureTime", $futureTime); + $query->bindParam(":routeID", $routeID); + $query->bindParam(":directionID", $directionID); + $query->execute(); + databaseError($conn->errorInfo()); + if (!$query) { + databaseError($conn->errorInfo()); + return Array(); + } + $r = $query->fetch(PDO :: FETCH_ASSOC); + return $r; +} + +function getRouteFirstTrip($routeID,$directionID) { + global $conn; + + $query = "select * from routes join trips on trips.route_id = routes.route_id +join stop_times on stop_times.trip_id = trips.trip_id where routes.route_id = :routeID +and trips.direction_id = :directionID order by arrival_time DESC limit 1"; - debug($query, "database"); - $result = pg_query($conn, $query); - if (!$result) { - databaseError(pg_result_error($result)); - return Array(); - } - $r = pg_fetch_assoc($result); - } - return $r; -} -function getTimeInterpolatedRouteAtStop($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; - $query = "select routes.route_id,trips.trip_id,service_id,arrival_time, stop_id, stop_sequence from routes join trips on trips.route_id = routes.route_id -join stop_times on stop_times.trip_id = trips.trip_id where routes.route_id = '$routeID' and stop_sequence = '1' order by + debug($query, "database"); + $query = $conn->prepare($query); + $query->bindParam(":routeID", $routeID); + + $query->bindParam(":directionID", $directionID); + $query->execute(); + if (!$query) { + databaseError($conn->errorInfo()); + return Array(); + } + + $r = $query->fetch(PDO :: FETCH_ASSOC); + return $r; +} + +function getRouteAtStop($routeID, $directionID, $stop_id) { + $nextTrip = getRouteNextTrip($routeID, $directionID); + if ($nextTrip['trip_id']) { + foreach (getTripStopTimes($nextTrip['trip_id']) as $tripStop) { + if ($tripStop['stop_id'] == $stop_id) + return $tripStop; + } + } + return Array(); +} + +function getRouteTrips($routeID, $directionID = "", $service_period = "") { + global $conn; + if ($service_period == "") + $service_period = service_period(); + $service_ids = service_ids($service_period); + $sidA = $service_ids[0]; + $sidB = $service_ids[1]; + $directionSQL = ""; + if ($directionID != "") + $directionSQL = " and direction_id = :directionID "; + $query = "select routes.route_id,trips.trip_id,service_id,arrival_time, stop_id, stop_sequence from routes join trips on trips.route_id = routes.route_id +join stop_times on stop_times.trip_id = trips.trip_id where (service_id=:service_periodA OR service_id=:service_periodB) +AND (routes.route_id = :routeID) " . $directionSQL . " and stop_sequence = '1' order by arrival_time "; - debug($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 != "") { - $query = "SELECT DISTINCT trips.route_id,route_short_name,route_long_name, service_id + debug($query, "database"); + $query = $conn->prepare($query); + $query->bindParam(":routeID", $routeID); + $query->bindParam(":service_periodA", $sidA); + $query->bindParam(":service_periodB", $sidB); + if ($directionSQL != "") + $query->bindParam(":directionID", $directionID); + $query->execute(); + if (!$query) { + databaseError($conn->errorInfo()); + return Array(); + } + return $query->fetchAll(); +} + +function getRoutesByDestination($destination = "", $service_period = "") { + global $conn; + if ($service_period == "") + $service_period = service_period(); + $service_ids = service_ids($service_period); + $sidA = $service_ids[0]; + $sidB = $service_ids[1]; + if ($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 +WHERE route_long_name = :destination AND (service_id=:service_periodA OR service_id=:service_periodB) + order by route_short_name";*/ + $query = "select route_id, direction_id, stop_name, b.trip_id, b.stop_sequence from (select route_id, direction_id, max(stop_sequence) as stop_sequence, max(a.trip_id) as trip_id from stop_times inner join (SELECT route_id, direction_id, max(trip_id) as trip_id + from trips group by route_id,direction_id) as a on stop_times.trip_id = a.trip_id group by route_id, direction_id) as b inner join stop_times on b.trip_id = stop_times.trip_id inner join stops on stop_times.stop_id = stops.stop_id where stop_times.stop_sequence = b.stop_sequence and stop_name = :destination order by route_id;"; + } else { + $query = "select stop_name from (select route_id, direction_id, max(stop_sequence) as stop_sequence, max(a.trip_id) as trip_id from stop_times inner join (SELECT route_id, direction_id, max(trip_id) as trip_id + from trips group by route_id,direction_id) as a on stop_times.trip_id = a.trip_id group by route_id, direction_id) as b inner join stop_times on b.trip_id = stop_times.trip_id inner join stops on stop_times.stop_id = stops.stop_id where stop_times.stop_sequence = b.stop_sequence group by stop_name order by stop_name;"; + } + debug($query, "database"); + $query = $conn->prepare($query); + + //$query->bindParam(":service_periodA", $sidA); + //$query->bindParam(":service_periodB", $sidB); + if ($destination != "") + $query->bindParam(":destination", $destination); + $query->execute(); + if (!$query) { + databaseError($conn->errorInfo()); + return Array(); + } + return $query->fetchAll(); +} + +function getRoutesBySuburb($suburb, $service_period = "") { + if ($service_period == "") + $service_period = service_period(); + $service_ids = service_ids($service_period); + $sidA = $service_ids[0]; + $sidB = $service_ids[1]; + + 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; - $query = "SELECT service_id,trips.route_id,route_short_name,route_long_name,min(stops.stop_id) as stop_id, +WHERE stop_desc LIKE :suburb AND (service_id=:service_periodA OR service_id=:service_periodB) + ORDER BY route_short_name"; + debug($query, "database"); + $query = $conn->prepare($query); + $query->bindParam(":service_periodA", $sidA); + $query->bindParam(":service_periodB", $sidB); + $suburb = "%Suburb: %" . $suburb . "%"; + $query->bindParam(":suburb", $suburb); + $query->execute(); + + databaseError($conn->errorInfo()); + + return $query->fetchAll(); +} + +function getRoutesNearby($lat, $lng, $limit = "", $distance = 500) { + // if ($service_period == "") + $service_period = service_period(); + $service_ids = service_ids($service_period); + $sidA = $service_ids[0]; + $sidB = $service_ids[1]; + $limitSQL = ""; + if ($limit != "") + $limitSQL = " LIMIT :limit "; + global $conn; + $query = "SELECT service_id,trips.route_id,trips.direction_id,route_short_name,route_long_name,min(stops.stop_id) as stop_id, min(ST_Distance(position, ST_GeographyFromText('SRID=4326;POINT($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); -} -?> +WHERE (service_id=:service_periodA OR service_id=:service_periodB) +AND ST_DWithin(position, ST_GeographyFromText('SRID=4326;POINT($lng $lat)'), :distance, FALSE) + group by service_id,trips.route_id,trips.direction_id,route_short_name,route_long_name + order by distance $limitSQL"; + debug($query, "database"); + $query = $conn->prepare($query); + $query->bindParam(":service_periodA", $sidA); + $query->bindParam(":service_periodB", $sidB); + $query->bindParam(":distance", $distance); + if ($limit != "") + $query->bindParam(":limit", $limit); + $query->execute(); + if (!$query) { + databaseError($conn->errorInfo()); + return Array(); + } + return $query->fetchAll(); +} +