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Refactoring of route list page
[busui.git] / include / db / route-dao.inc.php
blob:a/include/db/route-dao.inc.php -> blob:b/include/db/route-dao.inc.php 
--- a/include/db/route-dao.inc.php
+++ b/include/db/route-dao.inc.php
@@ -1,120 +1,211 @@
 <?php
+function getRoute($routeID)
+{
+	global $conn;
+	$query = "Select * from routes where route_id = :routeID LIMIT 1";
+	debug($query, "database");
+	$query = $conn->prepare($query);
+	$query->bindParam(":routeID", $routeID);
+	$query->execute();
+	if (!$query) {
+		databaseError($conn->errorInfo());
+		return Array();
+	}
+	return $query->fetch(PDO::FETCH_ASSOC);
+}
+function getRoutes()
+{
+	global $conn;
+	$query = "Select * from routes order by route_short_name;";
+	debug($query, "database");
+	$query = $conn->prepare($query);
+	$query->execute();
+	if (!$query) {
+		databaseError($conn->errorInfo());
+		return Array();
+	}
+	return $query->fetchAll();
+}
+function getRoutesByNumber($routeNumber = "")
+{
+	global $conn;
+	if ($routeNumber != "") {
+		$query = "Select distinct routes.route_id,routes.route_short_name,routes.route_long_name,service_id from routes  join trips on trips.route_id =
+routes.route_id join stop_times on stop_times.trip_id = trips.trip_id where route_short_name = :routeNumber order by route_short_name;";
+	}
+	else {
+		$query = "SELECT DISTINCT route_short_name from routes order by route_short_name";
+	}
+	debug($query, "database");
+	$query = $conn->prepare($query);
+	if ($routeNumber != "") {
+		$query->bindParam(":routeNumber", $routeNumber);
+	}
+	$query->execute();
+	if (!$query) {
+		databaseError($conn->errorInfo());
+		return Array();
+	}
+	return $query->fetchAll();
+}
+function getRoutesByNumberSeries($routeNumberSeries = "")
+{
+	global $conn;
+	if (strlen($routeNumberSeries) == 1) {
+		return getRoutesByNumber($routeNumberSeries);
+	}
+	$seriesMin = substr($routeNumberSeries, 0, -1) . "0";
+	$seriesMax = substr($routeNumberSeries, 0, -1) . "9";
+	$query = "Select distinct routes.route_id,routes.route_short_name,routes.route_long_name,service_id from routes  join trips on trips.route_id =
+routes.route_id join stop_times on stop_times.trip_id = trips.trip_id where to_number(route_short_name, 'FM999') between :seriesMin and :seriesMax OR route_short_name LIKE :routeNumberSeries order by route_short_name;";
+	debug($query, "database");
+	$query = $conn->prepare($query);
+	$query->bindParam(":seriesMin", $seriesMin);
+	$query->bindParam(":seriesMax", $seriesMax);
+        $routeNumberSeries = "% ".substr($routeNumberSeries, 0, -1)."%";
+        $query->bindParam(":routeNumberSeries", $routeNumberSeries);
+	$query->execute();
+	if (!$query) {
+		databaseError($conn->errorInfo());
+		return Array();
+	}
+	return $query->fetchAll();
+}
+function getRouteNextTrip($routeID)
+{
+	global $conn;
+	$query = "select * from routes join trips on trips.route_id = routes.route_id
+join stop_times on stop_times.trip_id = trips.trip_id where
+arrival_time > :currentTime and routes.route_id = :routeID order by
+arrival_time limit 1";
+	debug($query, "database");
+	$query = $conn->prepare($query);
+	$query->bindParam(":currentTime", current_time());
+	$query->bindParam(":routeID", $routeID);
+	$query->execute();
+	if (!$query) {
+		databaseError($conn->errorInfo());
+		return Array();
+	}
+	$r = $query->fetch(PDO::FETCH_ASSOC);
 
-function getRoute($routeID) {
-        $query = "Select * from routes where route_id = '$routeID' 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 getRoutes() {
-    	global $conn;
-	$query = "Select * from routes order by route_short_name;";
-        debug($query,"database");
-	$result = pg_query($conn, $query);
-	if (!$result) {
-		databaseError(pg_result_error($result));
-		return Array();
-	}
-	return pg_fetch_all($result);    
-}
-
-function getRoutesByNumber($routeNumber = "") {
-  	global $conn;
-        if ($routeNumber != "") {
-       	$query = "Select distinct routes.route_id,routes.route_short_name,routes.route_long_name,service_id from routes  join trips on trips.route_id =
-routes.route_id join stop_times on stop_times.trip_id = trips.trip_id where route_short_name = '$routeNumber' order by route_short_name;";
-        } else {
-            $query = "SELECT DISTINCT route_short_name from routes order by route_short_name";
-        }
-        debug($query,"database");
-	$result = pg_query($conn, $query);
-	if (!$result) {
-		databaseError(pg_result_error($result));
-		return Array();
-	}
-	return pg_fetch_all($result);    
-}
-
-function getRouteNextTrip($routeID) {
-    $query = "select * from routes join trips on trips.route_id = routes.route_id
-join stop_times on stop_times.trip_id = trips.trip_id where
-arrival_time > CURRENT_TIME and routes.route_id = '$routeID' order by
-arrival_time 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 getRoutesByDestination($destination = "", $service_period = "") {
-    global $conn;
-         if ($service_period == "") $service_period = service_period();
-         if ($destination != "")  {
-             $query = "SELECT DISTINCT trips.route_id,route_short_name,route_long_name, service_id
+	// past last trip of the day special case
+	if (sizeof($r) < 16) {
+		$query = "select * from routes join trips on trips.route_id = routes.route_id
+join stop_times on stop_times.trip_id = trips.trip_id where routes.route_id = :routeID order by
+arrival_time DESC limit 1";
+		debug($query, "database");
+		$query = $conn->prepare($query);
+		$query->bindParam(":routeID", $routeID);
+		$query->execute();
+		if (!$query) {
+			databaseError($conn->errorInfo());
+			return Array();
+		}
+            
+		$r = $query->fetch(PDO::FETCH_ASSOC);
+	}
+	return $r;
+}
+function getTimeInterpolatedRouteAtStop($routeID, $stop_id)
+{
+	$nextTrip = getRouteNextTrip($routeID);
+	if ($nextTrip['trip_id']) {
+		foreach (getTimeInterpolatedTrip($nextTrip['trip_id']) as $tripStop) {
+			if ($tripStop['stop_id'] == $stop_id) return $tripStop;
+		}
+	}
+	return Array();
+}
+function getRouteTrips($routeID)
+{
+	global $conn;
+	$query = "select routes.route_id,trips.trip_id,service_id,arrival_time, stop_id, stop_sequence from routes join trips on trips.route_id = routes.route_id
+join stop_times on stop_times.trip_id = trips.trip_id where routes.route_id = :routeID and stop_sequence = '1' order by
+arrival_time ";
+	debug($query, "database");
+	$query = $conn->prepare($query);
+	$query->bindParam(":routeID", $routeID);
+	$query->execute();
+	if (!$query) {
+		databaseError($conn->errorInfo());
+		return Array();
+	}
+	return $query->fetchAll();
+}
+function getRoutesByDestination($destination = "", $service_period = "")
+{
+	global $conn;
+	if ($service_period == "") $service_period = service_period();
+	if ($destination != "") {
+		$query = "SELECT DISTINCT trips.route_id,route_short_name,route_long_name, service_id
 FROM stop_times join trips on trips.trip_id =
 stop_times.trip_id join routes on trips.route_id = routes.route_id
-WHERE route_long_name = '$destination' AND  service_id='$service_period' order by route_short_name";
-         } else {
-        $query = "SELECT DISTINCT route_long_name
+WHERE route_long_name = :destination AND  service_id=:service_period order by route_short_name";
+	}
+	else {
+		$query = "SELECT DISTINCT route_long_name
 FROM stop_times join trips on trips.trip_id =
 stop_times.trip_id join routes on trips.route_id = routes.route_id
-WHERE service_id='$service_period' order by route_long_name";
-    }
-        debug($query,"database");
-	$result = pg_query($conn, $query);
-	if (!$result) {
-		databaseError(pg_result_error($result));
-		return Array();
-	}
-	return pg_fetch_all($result);
-}
-
-function getRoutesBySuburb($suburb, $service_period = "") {
-         if ($service_period == "") $service_period = service_period();
-    global $conn;
-        $query = "SELECT DISTINCT service_id,trips.route_id,route_short_name,route_long_name
+WHERE service_id= :service_period order by route_long_name";
+	}
+	debug($query, "database");
+	$query = $conn->prepare($query);
+	$query->bindParam(":service_period", $service_period);
+	if ($destination != "") $query->bindParam(":destination", $destination);
+	$query->execute();
+	if (!$query) {
+		databaseError($conn->errorInfo());
+		return Array();
+	}
+	return $query->fetchAll();
+}
+function getRoutesBySuburb($suburb, $service_period = "")
+{
+	if ($service_period == "") $service_period = service_period();
+	global $conn;
+	$query = "SELECT DISTINCT service_id,trips.route_id,route_short_name,route_long_name
 FROM stop_times join trips on trips.trip_id = stop_times.trip_id
 join routes on trips.route_id = routes.route_id
 join stops on stops.stop_id = stop_times.stop_id
-WHERE zone_id LIKE '%$suburb;%' AND service_id='$service_period' ORDER BY route_short_name";
-        debug($query,"database");
-	$result = pg_query($conn, $query);
-	if (!$result) {
-		databaseError(pg_result_error($result));
-		return Array();
-	}
-	return pg_fetch_all($result);
-}
-
-function getRoutesNearby($lat, $lng, $limit = "", $distance = 500) {
-
-        
-                 if ($service_period == "") $service_period = service_period();
-                  if ($limit != "") $limit = " LIMIT $limit "; 
-    global $conn;
-        $query = "SELECT service_id,trips.route_id,route_short_name,route_long_name,
+WHERE zone_id LIKE ':suburb AND service_id=:service_period ORDER BY route_short_name";
+	debug($query, "database");
+	$query = $conn->prepare($query);
+	$query->bindParam(":service_period", $service_period);
+        $suburb = "%" . $suburb . ";%";
+	$query->bindParam(":suburb", $suburb);
+	$query->execute();
+	if (!$query) {
+		databaseError($conn->errorInfo());
+		return Array();
+	}
+	return $query->fetchAll();
+}
+function getRoutesNearby($lat, $lng, $limit = "", $distance = 500)
+{
+	if ($service_period == "") $service_period = service_period();
+	if ($limit != "") $limitSQL = " LIMIT :limit ";
+	global $conn;
+	$query = "SELECT service_id,trips.route_id,route_short_name,route_long_name,min(stops.stop_id) as stop_id,
         min(ST_Distance(position, ST_GeographyFromText('SRID=4326;POINT($lng $lat)'), FALSE)) as distance
 FROM stop_times
 join trips on trips.trip_id = stop_times.trip_id
 join routes on trips.route_id = routes.route_id
 join stops on stops.stop_id = stop_times.stop_id
-WHERE service_id='$service_period'
-AND ST_DWithin(position, ST_GeographyFromText('SRID=4326;POINT($lng $lat)'), $distance, FALSE)
+WHERE service_id=:service_period
+AND ST_DWithin(position, ST_GeographyFromText('SRID=4326;POINT($lng $lat)'), :distance, FALSE)
         group by service_id,trips.route_id,route_short_name,route_long_name
-        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);
+        order by distance $limitSQL";
+	debug($query, "database");
+	$query = $conn->prepare($query);
+	$query->bindParam(":service_period", $service_period);
+	$query->bindParam(":distance", $distance);
+	$query->bindParam(":limit", $limit);
+	$query->execute();
+	if (!$query) {
+		databaseError($conn->errorInfo());
+		return Array();
+	}
+	return $query->fetchAll();
 }
 ?>
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