<?php |
<?php |
/* def StopZoneToTuple(stop): |
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"""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) |
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*/ |
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 $conn; |
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$query = "Select * from stops where stop_id = '$stopID' LIMIT 1"; |
http://www.apache.org/licenses/LICENSE-2.0 |
debug($query,"database"); |
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$result = pg_query($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); |
*/ |
} |
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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(); |
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} |
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return $query->fetch(PDO :: FETCH_ASSOC); |
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} |
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function getStops($firstLetter = '', $startsWith = '') { |
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global $conn; |
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$conditions = Array(); |
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if ($firstLetter != '') |
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$conditions[] = 'substr(stop_name,1,1) = :firstLetter'; |
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if ($startsWith != '') |
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$conditions[] = 'stop_name like :startsWith'; |
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$query = 'Select * from stops'; |
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if (sizeof($conditions) > 0) { |
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if (sizeof($conditions) > 1) { |
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$query .= ' Where ' . implode(' AND ', $conditions) . ' '; |
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} else { |
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$query .= ' Where ' . $conditions[0] . ' '; |
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} |
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} |
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$query .= ' order by stop_name;'; |
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debug($query, 'database'); |
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$query = $conn->prepare($query); |
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if ($firstLetter != '') |
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$query->bindParam(':firstLetter', $firstLetter); |
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if ($startsWith != '') { |
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$startsWith = $startsWith . '%'; |
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$query->bindParam(':startsWith', $startsWith); |
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} |
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$query->execute(); |
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if (!$query) { |
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databaseError($conn->errorInfo()); |
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return Array(); |
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} |
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return $query->fetchAll(); |
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} |
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function getNearbyStops($lat, $lng, $limit = '', $distance = 1000) { |
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if ($lat == null || $lng == null) |
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return Array(); |
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if ($limit != '') |
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$limitSQL = ' LIMIT :limit '; |
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global $conn; |
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$query = 'Select *, ST_Distance(position, ST_GeographyFromText(\'SRID=4326;POINT($lng $lat)\'), FALSE) as distance |
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from stops WHERE ST_DWithin(position, ST_GeographyFromText(\'SRID=4326;POINT($lng $lat)\'), :distance, FALSE) |
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order by distance $limitSQL;'; |
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debug($query, 'database'); |
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$query = $conn->prepare($query); |
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$query->bindParam(':distance', $distance); |
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$query->bindParam(':limit', $limit); |
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$query->execute(); |
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if (!$query) { |
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databaseError($conn->errorInfo()); |
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return Array(); |
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} |
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return $query->fetchAll(); |
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} |
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function getStopsByName($name) { |
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global $conn; |
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$query = 'Select * from stops where stop_name LIKE :name;'; |
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debug($query, 'database'); |
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$query = $conn->prepare($query); |
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$name = $name . '%'; |
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$query->bindParam(':name', $name); |
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$query->execute(); |
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if (!$query) { |
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databaseError($conn->errorInfo()); |
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return Array(); |
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} |
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return $query->fetchAll(); |
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} |
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function getStopsBySuburb($suburb) { |
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global $conn; |
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$query = 'Select * from stops where stop_desc LIKE :suburb order by stop_name;'; |
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debug($query, 'database'); |
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$query = $conn->prepare($query); |
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$suburb = '%<br>Suburb: %' . $suburb . '%'; |
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$query->bindParam(':suburb', $suburb); |
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$query->execute(); |
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if (!$query) { |
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databaseError($conn->errorInfo()); |
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return Array(); |
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} |
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return $query->fetchAll(); |
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} |
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function getStopsByStopCode($stop_code, $startsWith = '') { |
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global $conn; |
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$query = 'Select * from stops where (stop_code = :stop_code OR stop_code LIKE :stop_code2)'; |
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if ($startsWith != '') |
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$query .= ' AND stop_name like :startsWith'; |
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debug($query, 'database'); |
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$query = $conn->prepare($query); |
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$query->bindParam(':stop_code', $stop_code); |
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$stop_code2 = $stop_code . '%'; |
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$query->bindParam(':stop_code2', $stop_code2); |
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if ($startsWith != '') { |
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$startsWith = $startsWith . '%'; |
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$query->bindParam(':startsWith', $startsWith); |
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} |
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$query->execute(); |
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if (!$query) { |
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databaseError($conn->errorInfo()); |
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return Array(); |
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} |
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return $query->fetchAll(); |
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} |
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function getStopRoutes($stopID, $service_period) { |
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if ($service_period == '') { |
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$service_period = service_period(); |
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} |
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$service_ids = service_ids($service_period); |
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$sidA = $service_ids[0]; |
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$sidB = $service_ids[1]; |
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global $conn; |
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$query = 'SELECT distinct service_id,trips.route_id,route_short_name,route_long_name |
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FROM stop_times join trips on trips.trip_id = |
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stop_times.trip_id join routes on trips.route_id = routes.route_id WHERE stop_id = :stopID |
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AND (service_id=:service_periodA OR service_id=:service_periodB)'; |
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debug($query, 'database'); |
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$query = $conn->prepare($query); |
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$query->bindParam(':service_periodA', $sidA); |
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$query->bindParam(':service_periodB', $sidB); |
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$query->bindParam(':stopID', $stopID); |
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$query->execute(); |
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if (!$query) { |
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databaseError($conn->errorInfo()); |
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return Array(); |
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} |
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return $query->fetchAll(); |
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} |
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function getStopTrips($stopID, $service_period = '', $afterTime = '', $limit = '', $route_short_name = '') { |
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if ($service_period == '') { |
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$service_period = service_period(); |
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} |
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$service_ids = service_ids($service_period); |
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$sidA = $service_ids[0]; |
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$sidB = $service_ids[1]; |
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$limitSQL = ''; |
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if ($limit != '') |
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$limitSQL .= ' LIMIT :limit '; |
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global $conn; |
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if ($afterTime != '') { |
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$query = ' SELECT stop_times.trip_id,stop_times.arrival_time,stop_times.stop_id,stop_sequence,service_id,trips.route_id,trips.direction_id,trips.trip_headsign,route_short_name,route_long_name,end_times.arrival_time as end_time |
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FROM stop_times |
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join trips on trips.trip_id = |
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stop_times.trip_id |
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join routes on trips.route_id = routes.route_id , (SELECT trip_id,max(arrival_time) as arrival_time from stop_times |
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WHERE stop_times.arrival_time IS NOT NULL group by trip_id) as end_times |
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WHERE stop_times.stop_id = :stopID |
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AND stop_times.trip_id = end_times.trip_id |
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AND (service_id=:service_periodA OR service_id=:service_periodB) ' . ($route_short_name != '' ? ' AND route_short_name = :route_short_name ' : '') . ' |
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AND end_times.arrival_time > :afterTime |
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ORDER BY end_time $limitSQL'; |
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} else { |
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$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 |
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FROM stop_times |
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join trips on trips.trip_id = |
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stop_times.trip_id |
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join routes on trips.route_id = routes.route_id |
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WHERE stop_times.stop_id = :stopID |
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AND (service_id=:service_periodA OR service_id=:service_periodB) ' . ($route_short_name != '' ? ' AND route_short_name = :route_short_name ' : '') . ' |
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ORDER BY arrival_time $limitSQL'; |
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} |
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debug($query, 'database'); |
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$query = $conn->prepare($query); |
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$query->bindParam(':service_periodA', $sidA); |
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$query->bindParam(':service_periodB', $sidB); |
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$query->bindParam(':stopID', $stopID); |
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if ($limit != '') |
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$query->bindParam(':limit', $limit); |
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if ($afterTime != '') |
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$query->bindParam(':afterTime', $afterTime); |
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if ($route_short_name != '') |
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$query->bindParam(':route_short_name', $route_short_name); |
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$query->execute(); |
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if (!$query) { |
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databaseError($conn->errorInfo()); |
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return Array(); |
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} |
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return $query->fetchAll(); |
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} |
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function getStopTripsWithTimes($stopID, $time = '', $service_period = '', $time_range = '', $limit = '') { |
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if ($service_period == '') |
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$service_period = service_period(); |
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if ($time_range == '') |
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$time_range = (24 * 60 * 60); |
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if ($time == '') |
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$time = current_time(); |
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if ($limit == '') |
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$limit = 10; |
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$trips = getStopTrips($stopID, $service_period, $time); |
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$timedTrips = Array(); |
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if ($trips && sizeof($trips) > 0) { |
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foreach ($trips as $trip) { |
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if ($trip['arrival_time'] != '') { |
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if (strtotime($trip['arrival_time']) > strtotime($time) and strtotime($trip['arrival_time']) < (strtotime($time) + $time_range)) { |
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$timedTrips[] = $trip; |
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} |
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} else { |
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$timedTrip = getTripAtStop($trip['trip_id'], $trip['stop_sequence']); |
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if ($timedTrip['arrival_time'] > $time and strtotime($timedTrip['arrival_time']) < (strtotime($time) + $time_range)) { |
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$timedTrips[] = $timedTrip; |
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} |
} |
} |
else { |
if (sizeof($timedTrips) > $limit) |
$query .= " Where ".$conditions[0]." "; |
break; |
} |
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} |
} |
$query .= "order by stop_name;"; |
sktimesort($timedTrips, 'arrival_time', true); |
debug($query,"database"); |
} |
$result = pg_query($conn, $query); |
return $timedTrips; |
if (!$result) { |
} |
databaseError(pg_result_error($result)); |
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return Array(); |
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} |
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return pg_fetch_all($result); |
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} |
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function getNearbyStops($lat, $lng, $limit, $distance = 1000) |
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{ |
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if ($lat == null || $lng == null) return Array(); |
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global $conn; |
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$query = "Select *, ST_Distance(position, ST_GeographyFromText('SRID=4326;POINT($lng $lat)'), FALSE) as distance |
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from stops WHERE ST_DWithin(position, ST_GeographyFromText('SRID=4326;POINT($lng $lat)'), $distance, FALSE) |
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order by distance;"; |
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debug($query,"database"); |
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$result = pg_query($conn, $query); |
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if (!$result) { |
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databaseError(pg_result_error($result)); |
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return Array(); |
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} |
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return pg_fetch_all($result); |
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} |
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function getStopsBySuburb($suburb) |
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{ |
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global $conn; |
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$query = "Select * from stops where zone_id LIKE '%$suburb;%' order by stop_name;"; |
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debug($query,"database"); |
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$result = pg_query($conn, $query); |
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if (!$result) { |
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databaseError(pg_result_error($result)); |
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return Array(); |
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} |
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return pg_fetch_all($result); |
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} |
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function stopRoutes($stopID, $service_period) |
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{ |
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/* |
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def handle_json_GET_stoproutes(self, params): |
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"""Given a stop_id return all routes to visit the stop.""" |
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schedule = self.server.schedule |
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stop = schedule.GetStop(params.get('stop', None)) |
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service_period = params.get('service_period', None) |
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trips = stop.GetTrips(schedule) |
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result = {} |
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for trip in trips: |
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route = schedule.GetRoute(trip.route_id) |
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if service_period == None or trip.service_id == service_period: |
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if not route.route_short_name+route.route_long_name+trip.service_id in result: |
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result[route.route_short_name+route.route_long_name+trip.service_id] = (route.route_id, route.route_short_name, route.route_long_name, trip.trip_id, trip.service_id) |
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return result |
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*/ |
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} |
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function stopTrips($stopID) |
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{ |
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/* |
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def handle_json_GET_stopalltrips(self, params): |
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"""Given a stop_id return all trips to visit the stop (without times).""" |
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schedule = self.server.schedule |
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stop = schedule.GetStop(params.get('stop', None)) |
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service_period = params.get('service_period', None) |
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trips = stop.GetTrips(schedule) |
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result = [] |
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for trip in trips: |
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if service_period == None or trip.service_id == service_period: |
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result.append((trip.trip_id, trip.service_id)) |
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return result |
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*/ |
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} |
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function stopTripsWithTimes($stopID, $time, $service_period) |
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{ |
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/* |
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def handle_json_GET_stoptrips(self, params): |
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"""Given a stop_id and time in seconds since midnight return the next |
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trips to visit the stop.""" |
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schedule = self.server.schedule |
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stop = schedule.GetStop(params.get('stop', None)) |
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requested_time = int(params.get('time', 0)) |
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limit = int(params.get('limit', 15)) |
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service_period = params.get('service_period', None) |
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time_range = int(params.get('time_range', 24*60*60)) |
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filtered_time_trips = [] |
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for trip, index in stop._GetTripIndex(schedule): |
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tripstarttime = trip.GetStartTime() |
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if tripstarttime > requested_time and tripstarttime < (requested_time + time_range): |
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time, stoptime, tp = trip.GetTimeInterpolatedStops()[index] |
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if time > requested_time and time < (requested_time + time_range): |
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bisect.insort(filtered_time_trips, (time, (trip, index), tp)) |
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result = [] |
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for time, (trip, index), tp in filtered_time_trips: |
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if len(result) > limit: |
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break |
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route = schedule.GetRoute(trip.route_id) |
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trip_name = '' |
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if route.route_short_name: |
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trip_name += route.route_short_name |
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if route.route_long_name: |
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if len(trip_name): |
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trip_name += " - " |
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trip_name += route.route_long_name |
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if service_period == None or trip.service_id == service_period: |
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result.append((time, (trip.trip_id, trip_name, trip.service_id), tp)) |
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return result |
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*/ |
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} |
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?> |
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