| <?php | <?php |
| /* def StopZoneToTuple(stop): | |
| """Return tuple as expected by javascript function addStopMarkerFromList""" | /* |
| return (stop.stop_id, stop.stop_name, float(stop.stop_lat), | * Copyright 2010,2011 Alexander Sadleir |
| float(stop.stop_lon), stop.location_type, stop.stop_code, stop.zone_id) | |
| */ | Licensed under the Apache License, Version 2.0 (the "License"); |
| function getStop($stopID) | you may not use this file except in compliance with the License. |
| { | You may obtain a copy of the License at |
| global $conn; | |
| $query = "Select * from stops where stop_id = '$stopID' LIMIT 1"; | http://www.apache.org/licenses/LICENSE-2.0 |
| debug($query,"database"); | |
| $result = pg_query($conn, $query); | Unless required by applicable law or agreed to in writing, software |
| if (!$result) { | distributed under the License is distributed on an "AS IS" BASIS, |
| databaseError(pg_result_error($result)); | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| return Array(); | See the License for the specific language governing permissions and |
| } | limitations under the License. |
| return pg_fetch_all($result); | */ |
| } | |
| function getStops($timingPointsOnly = false, $firstLetter = "") | function getStop($stopID) { |
| { | global $conn; |
| global $conn; | $query = "Select * from stops where stop_id = :stopID LIMIT 1"; |
| $conditions = Array(); | debug($query, "database"); |
| if ($timingPointsOnly) $conditions[] = "substr(stop_code,1,2) != 'Wj'"; | $query = $conn->prepare($query); |
| if ($firstLetter != "") $conditions[] = "substr(stop_name,1,1) = '$firstLetter'"; | $query->bindParam(":stopID", $stopID); |
| $query = "Select * from stops"; | $query->execute(); |
| if (sizeof($conditions) > 0) { | if (!$query) { |
| if (sizeof($conditions) > 1) { | databaseError($conn->errorInfo()); |
| $query .= " Where ".implode(" AND ",$conditions)." "; | return Array(); |
| } | |
| return $query->fetch(PDO :: FETCH_ASSOC); | |
| } | |
| function getStops($firstLetter = "", $startsWith = "") { | |
| global $conn; | |
| $conditions = Array(); | |
| if ($firstLetter != "") | |
| $conditions[] = "substr(stop_name,1,1) = :firstLetter"; | |
| if ($startsWith != "") | |
| $conditions[] = "stop_name like :startsWith"; | |
| $query = "Select * from stops"; | |
| if (sizeof($conditions) > 0) { | |
| if (sizeof($conditions) > 1) { | |
| $query .= " Where " . implode(" AND ", $conditions) . " "; | |
| } else { | |
| $query .= " Where " . $conditions[0] . " "; | |
| } | |
| } | |
| $query .= " order by stop_name;"; | |
| debug($query, "database"); | |
| $query = $conn->prepare($query); | |
| if ($firstLetter != "") | |
| $query->bindParam(":firstLetter", $firstLetter); | |
| if ($startsWith != "") { | |
| $startsWith = $startsWith . "%"; | |
| $query->bindParam(":startsWith", $startsWith); | |
| } | |
| $query->execute(); | |
| if (!$query) { | |
| databaseError($conn->errorInfo()); | |
| return Array(); | |
| } | |
| return $query->fetchAll(); | |
| } | |
| function getNearbyStops($lat, $lng, $limit = "", $distance = 1000) { | |
| if ($lat == null || $lng == null) | |
| return Array(); | |
| if ($limit != "") | |
| $limitSQL = " LIMIT :limit "; | |
| global $conn; | |
| $query = "Select *, ST_Distance(position, ST_GeographyFromText('SRID=4326;POINT($lng $lat)'), FALSE) as distance | |
| from stops WHERE ST_DWithin(position, ST_GeographyFromText('SRID=4326;POINT($lng $lat)'), :distance, FALSE) | |
| order by distance $limitSQL;"; | |
| debug($query, "database"); | |
| $query = $conn->prepare($query); | |
| $query->bindParam(":distance", $distance); | |
| $query->bindParam(":limit", $limit); | |
| $query->execute(); | |
| if (!$query) { | |
| databaseError($conn->errorInfo()); | |
| return Array(); | |
| } | |
| return $query->fetchAll(); | |
| } | |
| function getStopsByName($name) { | |
| global $conn; | |
| $query = "Select * from stops where stop_name LIKE :name;"; | |
| debug($query, "database"); | |
| $query = $conn->prepare($query); | |
| $name = "%" . $name . ";%"; | |
| $query->bindParam(":name", $name); | |
| $query->execute(); | |
| if (!$query) { | |
| databaseError($conn->errorInfo()); | |
| return Array(); | |
| } | |
| return $query->fetchAll(); | |
| } | |
| function getStopsBySuburb($suburb) { | |
| global $conn; | |
| $query = "Select * from stops where stop_desc LIKE :suburb order by stop_name;"; | |
| debug($query, "database"); | |
| $query = $conn->prepare($query); | |
| $suburb = "%<br>Suburb: %" . $suburb . "%"; | |
| $query->bindParam(":suburb", $suburb); | |
| $query->execute(); | |
| if (!$query) { | |
| databaseError($conn->errorInfo()); | |
| return Array(); | |
| } | |
| return $query->fetchAll(); | |
| } | |
| function getStopsByStopCode($stop_code, $startsWith = "") { | |
| global $conn; | |
| $query = "Select * from stops where (stop_code = :stop_code OR stop_code LIKE :stop_code2)"; | |
| if ($startsWith != "") | |
| $query .= " AND stop_name like :startsWith"; | |
| debug($query, "database"); | |
| $query = $conn->prepare($query); | |
| $query->bindParam(":stop_code", $stop_code); | |
| $stop_code2 = $stop_code . "%"; | |
| $query->bindParam(":stop_code2", $stop_code2); | |
| if ($startsWith != "") { | |
| $startsWith = $startsWith . "%"; | |
| $query->bindParam(":startsWith", $startsWith); | |
| } | |
| $query->execute(); | |
| if (!$query) { | |
| databaseError($conn->errorInfo()); | |
| return Array(); | |
| } | |
| return $query->fetchAll(); | |
| } | |
| function getStopRoutes($stopID, $service_period) { | |
| if ($service_period == "") { | |
| $service_period = service_period(); | |
| } | |
| $service_ids = service_ids($service_period); | |
| $sidA = $service_ids[0]; | |
| $sidB = $service_ids[1]; | |
| global $conn; | |
| $query = "SELECT distinct service_id,trips.route_id,route_short_name,route_long_name | |
| FROM stop_times join trips on trips.trip_id = | |
| stop_times.trip_id join routes on trips.route_id = routes.route_id WHERE stop_id = :stopID | |
| AND (service_id=:service_periodA OR service_id=:service_periodB)"; | |
| debug($query, "database"); | |
| $query = $conn->prepare($query); | |
| $query->bindParam(":service_periodA", $sidA); | |
| $query->bindParam(":service_periodB", $sidB); | |
| $query->bindParam(":stopID", $stopID); | |
| $query->execute(); | |
| if (!$query) { | |
| databaseError($conn->errorInfo()); | |
| return Array(); | |
| } | |
| return $query->fetchAll(); | |
| } | |
| function getStopTrips($stopID, $service_period = "", $afterTime = "", $limit = "", $route_short_name = "") { | |
| if ($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 $conn; | |
| if ($afterTime != "") { | |
| $query = " SELECT stop_times.trip_id,stop_times.arrival_time,stop_times.stop_id,stop_sequence,service_id,trips.route_id,trips.direction_id,trips.trip_headsign,route_short_name,route_long_name,end_times.arrival_time as end_time | |
| FROM stop_times | |
| join trips on trips.trip_id = | |
| stop_times.trip_id | |
| join routes on trips.route_id = routes.route_id , (SELECT trip_id,max(arrival_time) as arrival_time from stop_times | |
| WHERE stop_times.arrival_time IS NOT NULL group by trip_id) as end_times | |
| WHERE stop_times.stop_id = :stopID | |
| AND stop_times.trip_id = end_times.trip_id | |
| AND (service_id=:service_periodA OR service_id=:service_periodB) " . ($route_short_name != "" ? " AND route_short_name = :route_short_name " : "") . " | |
| AND end_times.arrival_time > :afterTime | |
| ORDER BY end_time $limitSQL"; | |
| } else { | |
| $query = "SELECT stop_times.trip_id,arrival_time,stop_times.stop_id,stop_sequence,service_id,trips.route_id,route_short_name,route_long_name | |
| FROM stop_times | |
| join trips on trips.trip_id = | |
| stop_times.trip_id | |
| join routes on trips.route_id = routes.route_id | |
| WHERE stop_times.stop_id = :stopID | |
| AND (service_id=:service_periodA OR service_id=:service_periodB) " . ($route_short_name != "" ? " AND route_short_name = :route_short_name " : "") . " | |
| ORDER BY arrival_time $limitSQL"; | |
| } | |
| debug($query, "database"); | |
| $query = $conn->prepare($query); | |
| $query->bindParam(":service_periodA", $sidA); | |
| $query->bindParam(":service_periodB", $sidB); | |
| $query->bindParam(":stopID", $stopID); | |
| if ($limit != "") | |
| $query->bindParam(":limit", $limit); | |
| if ($afterTime != "") | |
| $query->bindParam(":afterTime", $afterTime); | |
| if ($route_short_name != "") | |
| $query->bindParam(":route_short_name", $route_short_name); | |
| $query->execute(); | |
| if (!$query) { | |
| databaseError($conn->errorInfo()); | |
| return Array(); | |
| } | |
| return $query->fetchAll(); | |
| } | |
| function getStopTripsWithTimes($stopID, $time = "", $service_period = "", $time_range = "", $limit = "") { | |
| if ($service_period == "") | |
| $service_period = service_period(); | |
| if ($time_range == "") | |
| $time_range = (24 * 60 * 60); | |
| if ($time == "") | |
| $time = current_time(); | |
| if ($limit == "") | |
| $limit = 10; | |
| $trips = getStopTrips($stopID, $service_period, $time); | |
| $timedTrips = Array(); | |
| if ($trips && sizeof($trips) > 0) { | |
| foreach ($trips as $trip) { | |
| if ($trip['arrival_time'] != "") { | |
| if (strtotime($trip['arrival_time']) > strtotime($time) and strtotime($trip['arrival_time']) < (strtotime($time) + $time_range)) { | |
| $timedTrips[] = $trip; | |
| } | |
| } else { | |
| $timedTrip = getTripAtStop($trip['trip_id'], $trip['stop_sequence']); | |
| if ($timedTrip['arrival_time'] > $time and strtotime($timedTrip['arrival_time']) < (strtotime($time) + $time_range)) { | |
| $timedTrips[] = $timedTrip; | |
| } | |
| } | } |
| else { | if (sizeof($timedTrips) > $limit) |
| $query .= " Where ".$conditions[0]." "; | break; |
| } | |
| } | } |
| $query .= "order by stop_name;"; | sktimesort($timedTrips, "arrival_time", true); |
| debug($query,"database"); | } |
| $result = pg_query($conn, $query); | return $timedTrips; |
| if (!$result) { | } |
| databaseError(pg_result_error($result)); | |
| return Array(); | |
| } | |
| return pg_fetch_all($result); | |
| } | |
| function getNearbyStops($lat, $lng, $limit, $distance = 1000) | |
| { | |
| if ($lat == null || $lng == null) return Array(); | |
| global $conn; | |
| $query = "Select *, ST_Distance(position, ST_GeographyFromText('SRID=4326;POINT($lng $lat)'), FALSE) as distance | |
| from stops WHERE ST_DWithin(position, ST_GeographyFromText('SRID=4326;POINT($lng $lat)'), $distance, FALSE) | |
| order by distance;"; | |
| debug($query,"database"); | |
| $result = pg_query($conn, $query); | |
| if (!$result) { | |
| databaseError(pg_result_error($result)); | |
| return Array(); | |
| } | |
| return pg_fetch_all($result); | |
| } | |
| function getStopsBySuburb($suburb) | |
| { | |
| global $conn; | |
| $query = "Select * from stops where zone_id LIKE '%$suburb;%' order by stop_name;"; | |
| debug($query,"database"); | |
| $result = pg_query($conn, $query); | |
| if (!$result) { | |
| databaseError(pg_result_error($result)); | |
| return Array(); | |
| } | |
| return pg_fetch_all($result); | |
| } | |
| function stopRoutes($stopID, $service_period) | |
| { | |
| /* | |
| def handle_json_GET_stoproutes(self, params): | |
| """Given a stop_id return all routes to visit the stop.""" | |
| schedule = self.server.schedule | |
| stop = schedule.GetStop(params.get('stop', None)) | |
| service_period = params.get('service_period', None) | |
| trips = stop.GetTrips(schedule) | |
| result = {} | |
| for trip in trips: | |
| route = schedule.GetRoute(trip.route_id) | |
| if service_period == None or trip.service_id == service_period: | |
| if not route.route_short_name+route.route_long_name+trip.service_id in result: | |
| result[route.route_short_name+route.route_long_name+trip.service_id] = (route.route_id, route.route_short_name, route.route_long_name, trip.trip_id, trip.service_id) | |
| return result | |
| */ | |
| } | |
| function stopTrips($stopID) | |
| { | |
| /* | |
| def handle_json_GET_stopalltrips(self, params): | |
| """Given a stop_id return all trips to visit the stop (without times).""" | |
| schedule = self.server.schedule | |
| stop = schedule.GetStop(params.get('stop', None)) | |
| service_period = params.get('service_period', None) | |
| trips = stop.GetTrips(schedule) | |
| result = [] | |
| for trip in trips: | |
| if service_period == None or trip.service_id == service_period: | |
| result.append((trip.trip_id, trip.service_id)) | |
| return result | |
| */ | |
| } | |
| function stopTripsWithTimes($stopID, $time, $service_period) | |
| { | |
| /* | |
| def handle_json_GET_stoptrips(self, params): | |
| """Given a stop_id and time in seconds since midnight return the next | |
| trips to visit the stop.""" | |
| schedule = self.server.schedule | |
| stop = schedule.GetStop(params.get('stop', None)) | |
| requested_time = int(params.get('time', 0)) | |
| limit = int(params.get('limit', 15)) | |
| service_period = params.get('service_period', None) | |
| time_range = int(params.get('time_range', 24*60*60)) | |
| filtered_time_trips = [] | |
| for trip, index in stop._GetTripIndex(schedule): | |
| tripstarttime = trip.GetStartTime() | |
| if tripstarttime > requested_time and tripstarttime < (requested_time + time_range): | |
| time, stoptime, tp = trip.GetTimeInterpolatedStops()[index] | |
| if time > requested_time and time < (requested_time + time_range): | |
| bisect.insort(filtered_time_trips, (time, (trip, index), tp)) | |
| result = [] | |
| for time, (trip, index), tp in filtered_time_trips: | |
| if len(result) > limit: | |
| break | |
| route = schedule.GetRoute(trip.route_id) | |
| trip_name = '' | |
| if route.route_short_name: | |
| trip_name += route.route_short_name | |
| if route.route_long_name: | |
| if len(trip_name): | |
| trip_name += " - " | |
| trip_name += route.route_long_name | |
| if service_period == None or trip.service_id == service_period: | |
| result.append((time, (trip.trip_id, trip_name, trip.service_id), tp)) | |
| return result | |
| */ | |
| } | |
| ?> | ?> |