Refactor route list
[busui.git] / include / db / stop-dao.inc.php
blob:a/include/db/stop-dao.inc.php -> blob:b/include/db/stop-dao.inc.php
--- a/include/db/stop-dao.inc.php
+++ b/include/db/stop-dao.inc.php
@@ -1,33 +1,33 @@
 <?php
 function getStop($stopID)
 {
-global $conn;
-        $query = "Select * from stops where stop_id = '$stopID' LIMIT 1";
-        debug($query,"database");
+	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);    
+	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'";
+	$conditions = Array();
+	if ($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");
+	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($result));
@@ -35,14 +35,15 @@
 	}
 	return pg_fetch_all($result);
 }
-function getNearbyStops($lat, $lng, $limit, $distance = 1000)
+function getNearbyStops($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 $lat)'), FALSE) as distance
+	if ($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)'), $distance, FALSE)
-        order by distance;";
-        debug($query,"database");
+        order by distance $limit;";
+	debug($query, "database");
 	$result = pg_query($conn, $query);
 	if (!$result) {
 		databaseError(pg_result_error($result));
@@ -52,9 +53,9 @@
 }
 function getStopsBySuburb($suburb)
 {
-global $conn;
-        $query = "Select * from stops where zone_id LIKE '%$suburb;%' order by stop_name;";
-        debug($query,"database");
+	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($result));
@@ -64,58 +65,81 @@
 }
 function getStopRoutes($stopID, $service_period)
 {
-        if ($service_period == "") $service_period = service_period();
-    global $conn;
-        $query = "SELECT service_id,trips.route_id,route_short_name,route_long_name
+	if ($service_period == "") $service_period = service_period();
+	global $conn;
+	$query = "SELECT service_id,trips.route_id,route_short_name,route_long_name
 FROM stop_times join trips on trips.trip_id =
 stop_times.trip_id join routes on trips.route_id = routes.route_id WHERE stop_id = '$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, $service_period = "")
-{
-    if ($service_period == "") $service_period = service_period();
-    global $conn;
-        $query = "SELECT stop_times.trip_id,arrival_time,stop_id,stop_sequence,service_id,trips.route_id,route_short_name,route_long_name
-FROM stop_times join trips on trips.trip_id =
-stop_times.trip_id join routes on trips.route_id = routes.route_id WHERE stop_id = '$stopID' AND service_id='$service_period'";
-        debug($query,"database");
+	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 = "", $time_range = "")
+function getStopTrips($stopID, $service_period = "", $afterTime = "")
 {
-       if ($service_period == "") $service_period = service_period();
-       if ($time_range == "") $time_range = (24*60*60);
-       if ($time == "") $time = ($_SESSION['time'] ? $_SESSION['time'] : date("h:i:00"));
-       $trips = getStopTrips($stopID,$service_period);
-       $timedTrips = Array();
-	  foreach ($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 {
-	     $tripstarttime = getTripStartTime($trip['trip_id']);
-	     if ($tripstarttime > $time and $tripstarttime < ($time + $time_range)) {
-	       $timedtrip = getTimeInterpolatedTripStop($trip['trip_id'], $trip['stop_sequence']);
-	       if (strtotime($timedtrip['arrival_time']) > strtotime($time) and $timedtrip['arrival_time'] < (strtotime($time) + strtotime($time_range))){
-	         $timedTrips[] = $timedTrip;
-	       }
-             }
-            }
-            if (sizeof($timedTrips) > limit) break;
-          }
-	   sktimesort($timedTrips,"arrival_time", true);
-           return $timedTrips;
+	if ($service_period == "") $service_period = service_period();
+	$afterCondition = "AND arrival_time > '$afterTime'";
+	global $conn;
+	if ($afterTime != "") {
+		$query = " SELECT stop_times.trip_id,stop_times.arrival_time,stop_times.stop_id,stop_sequence,service_id,trips.route_id,route_short_name,route_long_name, start_times.arrival_time as start_time
+FROM stop_times
+join trips on trips.trip_id =
+stop_times.trip_id
+join routes on trips.route_id = routes.route_id , (SELECT trip_id,arrival_time from stop_times
+	WHERE stop_times.arrival_time IS NOT NULL
+	AND stop_sequence = '1') as start_times 
+WHERE stop_times.stop_id = '$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 {
+		$query = "SELECT stop_times.trip_id,arrival_time,stop_times.stop_id,stop_sequence,service_id,trips.route_id,route_short_name,route_long_name
+FROM stop_times
+join trips on trips.trip_id =
+stop_times.trip_id
+join routes on trips.route_id = routes.route_id
+WHERE stop_times.stop_id = '$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);
+        }
+	return $timedTrips;
 }
 ?>