Start of myway timeliness graphing
[busui.git] / include / db / stop-dao.inc.php
blob:a/include/db/stop-dao.inc.php -> blob:b/include/db/stop-dao.inc.php
<?php <?php
function getStop($stopID)  
{ /*
global $conn; * Copyright 2010,2011 Alexander Sadleir
$query = "Select * from stops where stop_id = :stopID LIMIT 1";  
debug($query, "database"); Licensed under the Apache License, Version 2.0 (the "License");
$query = $conn->prepare($query); you may not use this file except in compliance with the License.
$query->bindParam(":stopID", $stopID); You may obtain a copy of the License at
$query->execute();  
if (!$query) { http://www.apache.org/licenses/LICENSE-2.0
databaseError($conn->errorInfo());  
return Array(); Unless required by applicable law or agreed to in writing, software
} distributed under the License is distributed on an "AS IS" BASIS,
return $query->fetch(PDO::FETCH_ASSOC); WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
} See the License for the specific language governing permissions and
function getStops($timingPointsOnly = false, $firstLetter = "", $startsWith = "") limitations under the License.
{ */
global $conn;  
$conditions = Array(); function getStop($stopID) {
if ($timingPointsOnly) $conditions[] = "substr(stop_code,1,2) != 'Wj'"; global $conn;
if ($firstLetter != "") $conditions[] = "substr(stop_name,1,1) = :firstLetter"; $query = "Select * from stops where stop_id = :stopID LIMIT 1";
if ($startsWith != "") $conditions[] = "stop_name like :startsWith"; debug($query, "database");
$query = "Select * from stops"; $query = $conn->prepare($query);
if (sizeof($conditions) > 0) { $query->bindParam(":stopID", $stopID);
if (sizeof($conditions) > 1) { $query->execute();
$query.= " Where " . implode(" AND ", $conditions) . " "; if (!$query) {
} databaseError($conn->errorInfo());
else { return Array();
$query.= " Where " . $conditions[0] . " "; }
} return $query->fetch(PDO :: FETCH_ASSOC);
} }
$query.= " order by stop_name;";  
$query = $conn->prepare($query); function getStops($firstLetter = "", $startsWith = "") {
if ($firstLetter != "") $query->bindParam(":firstLetter", $firstLetter); global $conn;
  $conditions = Array();
if ($startsWith != "") { if ($firstLetter != "")
$startsWith = $startsWith."%"; $conditions[] = "substr(stop_name,1,1) = :firstLetter";
$query->bindParam(":startsWith", $startsWith); if ($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] . " ";
} }
$query->execute(); }
if (!$query) { $query .= " order by stop_name;";
databaseError($conn->errorInfo()); debug($query, "database");
return Array(); $query = $conn->prepare($query);
} if ($firstLetter != "")
return $query->fetchAll(); $query->bindParam(":firstLetter", $firstLetter);
}  
function getNearbyStops($lat, $lng, $limit = "", $distance = 1000) if ($startsWith != "") {
{ $startsWith = $startsWith . "%";
if ($lat == null || $lng == null) return Array(); $query->bindParam(":startsWith", $startsWith);
if ($limit != "") $limitSQL = " LIMIT :limit "; }
global $conn; $query->execute();
$query = "Select *, ST_Distance(position, ST_GeographyFromText('SRID=4326;POINT($lng $lat)'), FALSE) as distance if (!$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 $lat)'), :distance, FALSE) from stops WHERE ST_DWithin(position, ST_GeographyFromText('SRID=4326;POINT($lng $lat)'), :distance, FALSE)
order by distance $limitSQL;"; order by distance $limitSQL;";
debug($query, "database"); debug($query, "database");
$query = $conn->prepare($query); $query = $conn->prepare($query);
$query->bindParam(":distance", $distance); $query->bindParam(":distance", $distance);
$query->bindParam(":limit", $limit); $query->bindParam(":limit", $limit);
$query->execute(); $query->execute();
if (!$query) { if (!$query) {
databaseError($conn->errorInfo()); databaseError($conn->errorInfo());
return Array(); return Array();
} }
return $query->fetchAll(); return $query->fetchAll();
} }
function getStopsBySuburb($suburb)  
{ function getStopsByName($name) {
global $conn; global $conn;
$query = "Select * from stops where zone_id LIKE :suburb order by stop_name;"; $query = "Select * from stops where stop_name LIKE :name;";
debug($query, "database"); debug($query, "database");
$query = $conn->prepare($query); $query = $conn->prepare($query);
$suburb = "%" . $suburb . ";%"; $name = "%" . $name . ";%";
$query->bindParam(":suburb", $suburb); $query->bindParam(":name", $name);
$query->execute(); $query->execute();
if (!$query) { if (!$query) {
databaseError($conn->errorInfo()); databaseError($conn->errorInfo());
return Array(); return Array();
} }
return $query->fetchAll(); return $query->fetchAll();
} }
function getStopsByStopCode($stop_code,$startsWith = "")  
{ function getStopsBySuburb($suburb) {
global $conn; global $conn;
$query = "Select * from stops where (stop_code = :stop_code OR stop_code LIKE :stop_code2)"; $query = "Select * from stops where stop_desc LIKE :suburb order by stop_name;";
if ($startsWith != "") $query .= " AND stop_name like :startsWith"; debug($query, "database");
  $query = $conn->prepare($query);
debug($query, "database"); $suburb = "%<br>Suburb: %" . $suburb . "%";
$query = $conn->prepare($query); $query->bindParam(":suburb", $suburb);
  $query->execute();
$query->bindParam(":stop_code", $stop_code); if (!$query) {
$stop_code2 = $stop_code . "%"; databaseError($conn->errorInfo());
$query->bindParam(":stop_code2", $stop_code2); return Array();
if ($startsWith != "") { }
$startsWith = $startsWith."%"; return $query->fetchAll();
$query->bindParam(":startsWith", $startsWith); }
}  
$query->execute(); function getStopsByStopCode($stop_code, $startsWith = "") {
if (!$query) { global $conn;
databaseError($conn->errorInfo()); $query = "Select * from stops where (stop_code = :stop_code OR stop_code LIKE :stop_code2)";
return Array(); if ($startsWith != "")
} $query .= " AND stop_name like :startsWith";
return $query->fetchAll();  
} debug($query, "database");
function getStopRoutes($stopID, $service_period) $query = $conn->prepare($query);
{  
if ($service_period == "") $service_period = service_period(); $query->bindParam(":stop_code", $stop_code);
global $conn; $stop_code2 = $stop_code . "%";
$query = "SELECT distinct service_id,trips.route_id,route_short_name,route_long_name $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;
  $query = "SELECT distinct service_id,trips.route_id,route_short_name,route_long_name
FROM stop_times join trips on trips.trip_id = FROM stop_times join trips on trips.trip_id =
stop_times.trip_id join routes on trips.route_id = routes.route_id WHERE stop_id = :stopID AND service_id=:service_period"; stop_times.trip_id join routes on trips.route_id = routes.route_id WHERE stop_id = :stopID
debug($query, "database"); AND (service_id=:service_periodA OR service_id=:service_periodB)";
$query = $conn->prepare($query); debug($query, "database");
$query->bindParam(":service_period", $service_period); $query = $conn->prepare($query);
$query->bindParam(":stopID", $stopID); $query->bindParam(":service_periodA", $sidA);
$query->execute(); $query->bindParam(":service_periodB", $sidB);
if (!$query) { $query->bindParam(":stopID", $stopID);
databaseError($conn->errorInfo()); $query->execute();
return Array(); if (!$query) {
} databaseError($conn->errorInfo());
return $query->fetchAll(); return Array();
} }
function getStopTrips($stopID, $service_period = "", $afterTime = "", $limit = "") return $query->fetchAll();
{ }
if ($service_period == "") $service_period = service_period();  
if ($limit != "") $limitSQL = " LIMIT :limit "; function getStopTrips($stopID, $service_period = "", $afterTime = "", $limit = "", $route_short_name = "") {
global $conn; if ($service_period == "") {
if ($afterTime != "") { $service_period = service_period();
$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 }
  $service_ids = service_ids($service_period);
  $sidA = $service_ids[0];
  $sidB = $service_ids[1];
  $limitSQL = "";
  if ($limit != "")
  $limitSQL .= " LIMIT :limit ";
   
  global $conn;
  if ($afterTime != "") {
  $query = " SELECT stop_times.trip_id,stop_times.arrival_time,stop_times.stop_id,stop_sequence,service_id,trips.route_id,trips.direction_id,trips.trip_headsign,route_short_name,route_long_name,end_times.arrival_time as end_time
FROM stop_times FROM stop_times
join trips on trips.trip_id = join trips on trips.trip_id =
stop_times.trip_id stop_times.trip_id
join routes on trips.route_id = routes.route_id , (SELECT trip_id,max(arrival_time) as arrival_time from stop_times join routes on trips.route_id = routes.route_id , (SELECT trip_id,max(arrival_time) as arrival_time from stop_times
WHERE stop_times.arrival_time IS NOT NULL group by trip_id) as end_times WHERE stop_times.arrival_time IS NOT NULL group by trip_id) as end_times
WHERE stop_times.stop_id = :stopID WHERE stop_times.stop_id = :stopID
AND stop_times.trip_id = end_times.trip_id AND stop_times.trip_id = end_times.trip_id
AND service_id=:service_period AND (service_id=:service_periodA OR service_id=:service_periodB) " . ($route_short_name != "" ? " AND route_short_name = :route_short_name " : "") . "
AND end_times.arrival_time > :afterTime AND end_times.arrival_time > :afterTime
ORDER BY end_time $limitSQL"; ORDER BY end_time $limitSQL";
} } else {
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
$query = "SELECT stop_times.trip_id,arrival_time,stop_times.stop_id,stop_sequence,service_id,trips.route_id,route_short_name,route_long_name  
FROM stop_times FROM stop_times
join trips on trips.trip_id = join trips on trips.trip_id =
stop_times.trip_id stop_times.trip_id
join routes on trips.route_id = routes.route_id join routes on trips.route_id = routes.route_id
WHERE stop_times.stop_id = :stopID WHERE stop_times.stop_id = :stopID
AND service_id=:service_period AND (service_id=:service_periodA OR service_id=:service_periodB) " . ($route_short_name != "" ? " AND route_short_name = :route_short_name " : "") . "
ORDER BY arrival_time $limitSQL"; ORDER BY arrival_time $limitSQL";
} }
debug($query, "database"); debug($query, "database");
$query = $conn->prepare($query); $query = $conn->prepare($query);
$query->bindParam(":service_period", $service_period); $query->bindParam(":service_periodA", $sidA);
$query->bindParam(":stopID", $stopID); $query->bindParam(":service_periodB", $sidB);
if ($limit != "") $query->bindParam(":limit", $limit); $query->bindParam(":stopID", $stopID);
if ($afterTime != "") $query->bindParam(":afterTime", $afterTime); if ($limit != "")
$query->execute(); $query->bindParam(":limit", $limit);
if (!$query) { if ($afterTime != "")
databaseError($conn->errorInfo()); $query->bindParam(":afterTime", $afterTime);
return Array(); if ($route_short_name != "")
} $query->bindParam(":route_short_name", $route_short_name);
return $query->fetchAll(); $query->execute();
} if (!$query) {
function getStopTripsWithTimes($stopID, $time = "", $service_period = "", $time_range = "", $limit = "") databaseError($conn->errorInfo());
{ return Array();
if ($service_period == "") $service_period = service_period(); }
if ($time_range == "") $time_range = (24 * 60 * 60); return $query->fetchAll();
if ($time == "") $time = current_time(); }
if ($limit == "") $limit = 10;  
$trips = getStopTrips($stopID, $service_period, $time); function getStopTripsWithTimes($stopID, $time = "", $service_period = "", $time_range = "", $limit = "") {
$timedTrips = Array(); if ($service_period == "")
if ($trips && sizeof($trips) > 0) { $service_period = service_period();
foreach ($trips as $trip) { if ($time_range == "")
if ($trip['arrival_time'] != "") { $time_range = (24 * 60 * 60);
if (strtotime($trip['arrival_time']) > strtotime($time) and strtotime($trip['arrival_time']) < (strtotime($time) + $time_range)) { if ($time == "")
$timedTrips[] = $trip; $time = current_time();
} if ($limit == "")
} $limit = 10;
else { $trips = getStopTrips($stopID, $service_period, $time);
$timedTrip = getTimeInterpolatedTripAtStop($trip['trip_id'], $trip['stop_sequence']); $timedTrips = Array();
if ($timedTrip['arrival_time'] > $time and strtotime($timedTrip['arrival_time']) < (strtotime($time) + $time_range)) { if ($trips && sizeof($trips) > 0) {
$timedTrips[] = $timedTrip; foreach ($trips as $trip) {
} if ($trip['arrival_time'] != "") {
} if (strtotime($trip['arrival_time']) > strtotime($time) and strtotime($trip['arrival_time']) < (strtotime($time) + $time_range)) {
if (sizeof($timedTrips) > $limit) break; $timedTrips[] = $trip;
} }
sktimesort($timedTrips, "arrival_time", true); } else {
  $timedTrip = getTripAtStop($trip['trip_id'], $trip['stop_sequence']);
  if ($timedTrip['arrival_time'] > $time and strtotime($timedTrip['arrival_time']) < (strtotime($time) + $time_range)) {
  $timedTrips[] = $timedTrip;
  }
  }
  if (sizeof($timedTrips) > $limit)
  break;
} }
return $timedTrips; sktimesort($timedTrips, "arrival_time", true);
} }
  return $timedTrips;
  }
   
?> ?>