From: Maxious <maxious@lambdacomplex.org>
Date: Sun, 07 Aug 2011 02:59:57 +0000
Subject: Travelling all routes thought experiment
X-Git-Url: http://maxious.lambdacomplex.org/git/?p=busui.git&a=commitdiff&h=b6f0ab14a2b745f3e4020771fb76064212574c3e
---
Travelling all routes thought experiment
---


--- /dev/null
+++ b/.box
@@ -1,1 +1,5 @@
+shared_writable_dirs:
+    - /labs/tiles
+    - /lib/staticmaplite/cache
+php_extensions: [pgsql, pdo, pdo_pgsql, curl]
 

--- a/include/db/trip-dao.inc.php
+++ b/include/db/trip-dao.inc.php
@@ -173,6 +173,22 @@
 	$r = $query->fetch(PDO::FETCH_ASSOC);
 	return $r['arrival_time'];
 }
+function getTripEndTime($tripID)
+{
+	global $conn;
+	$query = "SELECT trip_id,max(arrival_time) as arrival_time from stop_times
+	WHERE stop_times.arrival_time IS NOT NULL and trip_id = :tripID group by trip_id";
+	debug($query, "database");
+	$query = $conn->prepare($query);
+	$query->bindParam(":tripID", $tripID);
+	$query->execute();
+	if (!$query) {
+		databaseError($conn->errorInfo());
+		return Array();
+	}
+	$r = $query->fetch(PDO::FETCH_ASSOC);
+	return $r['arrival_time'];
+}
 function getActiveTrips($time)
 {
 	global $conn;

--- a/labs/busstopdensity.tile.php
+++ b/labs/busstopdensity.tile.php
@@ -15,8 +15,8 @@
 	set_time_limit(120);//2mn
 	ini_set('memory_limit', '256M');
 error_reporting(E_ALL ^ E_DEPRECATED);
-	require_once ($labsPath . 'lib/GoogleMapUtility.php');
-	require_once ($labsPath . 'lib/HeatMap.php');
+	require_once ('lib/GoogleMapUtility.php');
+	require_once ('lib/HeatMap.php');
 
 	//Root folder to store generated tiles
 	define('TILE_DIR', 'tiles/');
@@ -103,14 +103,13 @@
             global $conn;
 		$nbPOIInsideTile = 0;
 
+	$result = pg_query($conn, $query);
         $spots = Array();
-	$query = $conn->prepare($query);
-	$query->execute();
-	if (!$query) {
-		databaseError($conn->errorInfo());
+	if (!$result) {
+		databaseError(pg_result_error($result));
 		return Array();
 	}
-	foreach( $query->fetchAll() as $row){
+	foreach( pg_fetch_all($result) as $row){
 				$point = GoogleMapUtility::getOffsetPixelCoords($row['stop_lat'], $row['stop_lon'], $zoom, $X, $Y);
 				//Count result only in the tile
 				if( ($point->x > -$offset) && ($point->x < (GoogleMapUtility::TILE_SIZE+$offset)) && ($point->y > -$offset) && ($point->y < (GoogleMapUtility::TILE_SIZE+$offset))){

--- /dev/null
+++ b/labs/travelAllRoutes.php
@@ -1,1 +1,23 @@
+<?php
+include ('../include/common.inc.php');
+	$query = "Select route_short_name,max(route_id) as route_id from routes where route_short_name NOT LIKE '7__'  AND route_short_name != '170' AND route_short_name NOT LIKE '9__' group by route_short_name order by route_short_name ;";
+	debug($query, "database");
+	$query = $conn->prepare($query);
+	$query->execute();
+echo "<table><tr><th>Route Number</th><th>First Trip Start</th><th>First Trip End</th><th>Length</th>";
+$total = 0;
+$count = 0;
+foreach($query->fetchAll() as $r) {
+        $trips = getRouteTrips($r['route_id']);
+    $startTime = $trips[0]['arrival_time'];
+    $endTime = getTripEndTime($trips[0]['trip_id']);
+    $timeDiff = strtotime($endTime) - strtotime($startTime);
+    $total += $timeDiff;
+    $count ++;
+    echo "<tr><td>{$r['route_short_name']}</td><td>$startTime</td><td>$endTime</td><td>$timeDiff seconds ie. ". ($timeDiff/60). " minutes</td></tr>";
 
+}
+echo "</table>";
+echo "Total time: $total seconds ie. " .($total/60/60). " hours<br>";
+echo "$count Routes";
+?>