--- a/include/db/stop-dao.inc.php +++ b/include/db/stop-dao.inc.php @@ -1,145 +1,235 @@ <?php -function getStop($stopID) -{ - global $conn; - $query = "Select * from stops where stop_id = '$stopID' 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 getStops($timingPointsOnly = false, $firstLetter = "") -{ - global $conn; - $conditions = Array(); - if ($timingPointsOnly) $conditions[] = "substr(stop_code,1,2) != 'Wj'"; - if ($firstLetter != "") $conditions[] = "substr(stop_name,1,1) = '$firstLetter'"; - $query = "Select * from stops"; - if (sizeof($conditions) > 0) { - if (sizeof($conditions) > 1) { - $query.= " Where " . implode(" AND ", $conditions) . " "; - } - else { - $query.= " Where " . $conditions[0] . " "; - } - } - $query.= " order by stop_name;"; - debug($query, "database"); - $result = pg_query($conn, $query); - if (!$result) { - databaseError(pg_result_error($result)); - return Array(); - } - return pg_fetch_all($result); -} -function getNearbyStops($lat, $lng, $limit = "", $distance = 1000) -{ - if ($lat == null || $lng == null) return Array(); - if ($limit != "") $limit = " 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 $limit;"; - debug($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 getStopRoutes($stopID, $service_period) -{ - if ($service_period == "") $service_period = service_period(); - global $conn; - $query = "SELECT service_id,trips.route_id,route_short_name,route_long_name + +/* + * Copyright 2010,2011 Alexander Sadleir + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + */ + +function getStop($stopID) { + global $conn; + $query = "Select * from stops where stop_id = :stopID LIMIT 1"; + debug($query, "database"); + $query = $conn->prepare($query); + $query->bindParam(":stopID", $stopID); + $query->execute(); + if (!$query) { + databaseError($conn->errorInfo()); + 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; + $query = "Select * from stops where zone_id LIKE :suburb order by stop_name;"; + debug($query, "database"); + $query = $conn->prepare($query); + $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(); + 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='$service_period'"; - debug($query, "database"); - $result = pg_query($conn, $query); - if (!$result) { - databaseError(pg_result_error($result)); - return Array(); - } - return pg_fetch_all($result); -} -function getStopTrips($stopID, $service_period = "", $afterTime = "") -{ - if ($service_period == "") $service_period = service_period(); - $afterCondition = "AND arrival_time > '$afterTime'"; - global $conn; - if ($afterTime != "") { - $query = " SELECT stop_times.trip_id,stop_times.arrival_time,stop_times.stop_id,stop_sequence,service_id,trips.route_id,route_short_name,route_long_name, start_times.arrival_time as start_time +stop_times.trip_id join routes on trips.route_id = routes.route_id WHERE stop_id = :stopID AND service_id=:service_period"; + debug($query, "database"); + $query = $conn->prepare($query); + $query->bindParam(":service_period", $service_period); + $query->bindParam(":stopID", $stopID); + $query->execute(); + if (!$query) { + databaseError($conn->errorInfo()); + return Array(); + } + return $query->fetchAll(); +} + +function getStopTrips($stopID, $service_period = "", $afterTime = "", $limit = "") { + if ($service_period == "") + $service_period = service_period(); + if ($limit != "") + $limitSQL = " LIMIT :limit "; + global $conn; + if ($afterTime != "") { + $query = " SELECT stop_times.trip_id,stop_times.arrival_time,stop_times.stop_id,stop_sequence,service_id,trips.route_id,route_short_name,route_long_name, end_times.arrival_time as end_time FROM stop_times join trips on trips.trip_id = stop_times.trip_id -join routes on trips.route_id = routes.route_id , (SELECT trip_id,arrival_time from stop_times - WHERE stop_times.arrival_time IS NOT NULL - AND stop_sequence = '1') as start_times -WHERE stop_times.stop_id = '$stopID' -AND stop_times.trip_id = start_times.trip_id -AND service_id='$service_period' -AND start_times.arrival_time > '$afterTime' -ORDER BY start_time"; - } - 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 +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_period +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='$service_period' -ORDER BY arrival_time"; - } - debug($query, "database"); - $result = pg_query($conn, $query); - if (!$result) { - databaseError(pg_result_error($result)); - return Array(); - } - return pg_fetch_all($result); -} -function 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 == "") $time = ($_SESSION['time'] ? $_SESSION['time'] : date("H:i:s")); - if ($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 { - $timedTrip = getTimeInterpolatedTripAtStop($trip['trip_id'], $trip['stop_sequence']); - if ($timedTrip['arrival_time'] > $time and strtotime($timedTrip['arrival_time']) < (strtotime($time) + $time_range)) { - $timedTrips[] = $timedTrip; - } - } - if (sizeof($timedTrips) > $limit) break; - } - sktimesort($timedTrips, "arrival_time", true); +WHERE stop_times.stop_id = :stopID +AND service_id=:service_period +ORDER BY arrival_time $limitSQL"; + } + debug($query, "database"); + $query = $conn->prepare($query); + $query->bindParam(":service_period", $service_period); + $query->bindParam(":stopID", $stopID); + if ($limit != "") + $query->bindParam(":limit", $limit); + if ($afterTime != "") + $query->bindParam(":afterTime", $afterTime); + $query->execute(); + if (!$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 { + $timedTrip = getTimeInterpolatedTripAtStop($trip['trip_id'], $trip['stop_sequence']); + if ($timedTrip['arrival_time'] > $time and strtotime($timedTrip['arrival_time']) < (strtotime($time) + $time_range)) { + $timedTrips[] = $timedTrip; + } + } + if (sizeof($timedTrips) > $limit) + break; } - return $timedTrips; -} + sktimesort($timedTrips, "arrival_time", true); + } + return $timedTrips; +} + ?>