From fe8ee65deda6790f6fd7abc9f88ca58c44e49368 Mon Sep 17 00:00:00 2001
From: Jacek Kowalski <Jacek@jacekk.info>
Date: Fri, 21 Jun 2019 11:25:55 +0000
Subject: [PATCH] Add LICENSE and README.md
---
lib/mapper.php | 60 ++++++++++++++++++++++++++++++++++++------------------------
1 files changed, 36 insertions(+), 24 deletions(-)
diff --git a/lib/mapper.php b/lib/mapper.php
index a993f4c..1eeb1d2 100644
--- a/lib/mapper.php
+++ b/lib/mapper.php
@@ -5,8 +5,10 @@
use transit_realtime\FeedMessage;
class Mapper {
- private $jsonTrips = [];
- private $gtfsTrips = [];
+ private $ttssDate = NULL;
+ private $ttssTrips = [];
+ private $gtfsrtDate = NULL;
+ private $gtfsrtTrips = [];
private $logger = NULL;
private $specialNames = [
@@ -27,8 +29,9 @@
}
public function loadTTSS($file) {
- $json = json_decode(file_get_contents($file));
- foreach($json->vehicles as $vehicle) {
+ $ttss = json_decode(file_get_contents($file));
+ $this->ttssDate = $ttss->lastUpdate;
+ foreach($ttss->vehicles as $vehicle) {
if(isset($vehicle->isDeleted) && $vehicle->isDeleted) continue;
if(!isset($vehicle->tripId) || !$vehicle->tripId) continue;
if(!isset($vehicle->name) || !$vehicle->name) continue;
@@ -39,26 +42,31 @@
continue;
}
}
- $this->jsonTrips[(int)$vehicle->tripId] = [
+ $this->ttssTrips[(int)$vehicle->tripId] = [
'id' => $vehicle->id,
'latitude' => (float)$vehicle->latitude / 3600000.0,
'longitude' => (float)$vehicle->longitude / 3600000.0,
];
}
- ksort($this->jsonTrips);
+ ksort($this->ttssTrips);
}
- public function loadGTFS($file) {
+ public function getTTSSDate() {
+ return $this->ttssDate / 1000.0;
+ }
+
+ public function loadGTFSRT($file) {
$data = file_get_contents($file);
$feed = new FeedMessage();
$feed->parse($data);
+ $this->gtfsrtDate = $feed->header->timestamp;
foreach ($feed->getEntityList() as $entity) {
$vehiclePosition = $entity->getVehicle();
$position = $vehiclePosition->getPosition();
$vehicle = $vehiclePosition->getVehicle();
$trip = $vehiclePosition->getTrip();
$tripId = $trip->getTripId();
- $this->gtfsTrips[self::convertTripId($tripId)] = [
+ $this->gtfsrtTrips[self::convertTripId($tripId)] = [
'id' => $entity->getId(),
'num' => $vehicle->getLicensePlate(),
'tripId' => $tripId,
@@ -66,21 +74,25 @@
'longitude' => $position->getLongitude(),
];
}
- ksort($this->gtfsTrips);
+ ksort($this->gtfsrtTrips);
+ }
+
+ public function getGTFSRTDate() {
+ return $this->gtfsrtDate;
}
public function findOffset() {
- if(count($this->jsonTrips) == 0 || count($this->gtfsTrips) == 0) {
+ if(count($this->ttssTrips) == 0 || count($this->gtfsrtTrips) == 0) {
return NULL;
}
- $jsonTripIds = array_keys($this->jsonTrips);
- $gtfsTripIds = array_keys($this->gtfsTrips);
+ $ttssTripIds = array_keys($this->ttssTrips);
+ $gtfsTripIds = array_keys($this->gtfsrtTrips);
$possibleOffsets = [];
- for($i = 0; $i < count($this->jsonTrips); $i++) {
- for($j = 0; $j < count($this->gtfsTrips); $j++) {
- $possibleOffsets[$jsonTripIds[$i] - $gtfsTripIds[$j]] = TRUE;
+ for($i = 0; $i < count($this->ttssTrips); $i++) {
+ for($j = 0; $j < count($this->gtfsrtTrips); $j++) {
+ $possibleOffsets[$ttssTripIds[$i] - $gtfsTripIds[$j]] = TRUE;
}
}
$possibleOffsets = array_keys($possibleOffsets);
@@ -94,7 +106,7 @@
foreach($gtfsTripIds as $tripId) {
$tripId += $offset;
- if(isset($this->jsonTrips[$tripId])) {
+ if(isset($this->ttssTrips[$tripId])) {
$matched++;
}
}
@@ -114,23 +126,23 @@
return $bestOffset;
}
- public function getMapping($offset) {
+ public function mapUsingOffset($offset, $mapper) {
$result = [];
- foreach($this->gtfsTrips as $gtfsTripId => $gtfsTrip) {
- $jsonTripId = $gtfsTripId + $offset;
- if(isset($this->jsonTrips[$jsonTripId])) {
- $data = numToTypeB($gtfsTrip['id']);
+ foreach($this->gtfsrtTrips as $gtfsTripId => $gtfsTrip) {
+ $ttssTripId = $gtfsTripId + $offset;
+ if(isset($this->ttssTrips[$ttssTripId])) {
+ $data = $mapper($gtfsTrip['id']);
$num = $gtfsTrip['num'];
if(!is_array($data) || !isset($data['num'])) {
$data = [
- 'num' => $num,
- 'low' => 2,
+ 'num' => $num ?: '??'.$gtfsTrip['id'],
+ 'low' => NULL,
];
} elseif($data['num'] != $num) {
// Ignore due to incorrect depot markings in the data
//$this->logger->warn('Got '.$num.', database has '.$data['num']);
}
- $result[$this->jsonTrips[$jsonTripId]['id']] = $data;
+ $result[$this->ttssTrips[$ttssTripId]['id']] = $data;
}
}
return $result;
--
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