From 96b13b168db72ac01585954418ab01903fe4d42e Mon Sep 17 00:00:00 2001
From: Jacek Kowalski <Jacek@jacekk.info>
Date: Thu, 20 Jun 2019 19:53:54 +0000
Subject: [PATCH] Use both VehiclePositions.pb and VehiclePositions_T.pb

---
 parse.php |   51 ++++++++++++++++++++++++++++++++++++++++-----------
 1 files changed, 40 insertions(+), 11 deletions(-)

diff --git a/parse.php b/parse.php
index 8e0bb4c..b517ae2 100644
--- a/parse.php
+++ b/parse.php
@@ -6,38 +6,67 @@
 $logger = new Monolog\Logger('Parse changes');
 
 $sources = [
-	'buses' => [
-		'gtfs' => 'ftp://ztp.krakow.pl/VehiclePositions_A.pb',
-		'gtfs_file' => 'VehiclePositions_A.pb',
-		'ttss' => 'http://91.223.13.70/internetservice/geoserviceDispatcher/services/vehicleinfo/vehicles',
+	'bus' => [
+		'gtfsrt' => 'ftp://ztp.krakow.pl/VehiclePositions_A.pb',
+		'gtfsrt_file' => 'VehiclePositions_A.pb',
+		'ttss' => 'http://ttss.mpk.krakow.pl/internetservice/geoserviceDispatcher/services/vehicleinfo/vehicles',
 		'ttss_file' => 'vehicles_A.json',
 		'database' => 'mapping_A.sqlite3',
 		'result' => 'mapping_A.json',
+		'mapper' => 'numToTypeB',
+	],
+	'tram' => [
+		'gtfsrt' => 'ftp://ztp.krakow.pl/VehiclePositions_T.pb',
+		'gtfsrt_file' => 'VehiclePositions_T.pb',
+		'ttss' => 'http://www.ttss.krakow.pl/internetservice/geoserviceDispatcher/services/vehicleinfo/vehicles',
+		'ttss_file' => 'vehicles_T.json',
+		'database' => 'mapping_T.sqlite3',
+		'result' => 'mapping_T.json',
+		'mapper' => 'numToTypeT',
+	],
+	'tram2' => [
+		'gtfsrt' => 'ftp://ztp.krakow.pl/VehiclePositions.pb',
+		'gtfsrt_file' => 'VehiclePositions_T.pb',
+		'ttss' => 'http://www.ttss.krakow.pl/internetservice/geoserviceDispatcher/services/vehicleinfo/vehicles',
+		'ttss_file' => 'vehicles_T.json',
+		'database' => 'mapping_T.sqlite3',
+		'result' => 'mapping_T.json',
+		'mapper' => 'numToTypeT',
 	],
 ];
 
 foreach($sources as $name => $source) {
 	$logger = new Monolog\Logger('fetch_'.$name);
 	try {
-		foreach(['gtfs_file', 'ttss_file', 'database', 'result'] as $field) {
+		foreach(['gtfsrt_file', 'ttss_file', 'database', 'result'] as $field) {
 			$source[$field] = __DIR__.'/data/'.$source[$field];
 		}
 		$source['result_temp'] = $source['result'].'.tmp';
 		
 		$logger->info('Fetching '.$name.' position data from FTP...');
-		$updated = ftp_fetch_if_newer($source['gtfs'], $source['gtfs_file']);
+		$updated = ftp_fetch_if_newer($source['gtfsrt'], $source['gtfsrt_file']);
 		if(!$updated) {
 			$logger->info('Nothing to do, remote file not newer than local one');
 			continue;
 		}
 		
-		$logger->info('Fetching '.$name.' positions from TTSS...');
-		fetch($source['ttss'],$source['ttss_file']);
+		$logger->info('Fetching '.$name.' position data from TTSS...');
+		fetch($source['ttss'], $source['ttss_file']);
 		
 		$logger->info('Loading data...');
 		$mapper = new Mapper();
+		
 		$mapper->loadTTSS($source['ttss_file']);
-		$mapper->loadGTFS($source['gtfs_file']);
+		$timeDifference = time() - $mapper->getTTSSDate();
+		if(abs($timeDifference) > 120) {
+			throw new Exception('TTSS timestamp difference ('.$timeDifference.'s) is too high, aborting!');
+		}
+		
+		$mapper->loadGTFSRT($source['gtfsrt_file']);
+		$timeDifference = time() - $mapper->getGTFSRTDate();
+		if(abs($timeDifference) > 120) {
+			throw new Exception('GTFSRT timestamp difference ('.$timeDifference.'s) is too high, aborting!');
+		}
 		
 		$db = new Database($source['database']);
 		
@@ -48,7 +77,7 @@
 		}
 		
 		$logger->info('Got offset '.$offset.', creating mapping...');
-		$mapping = $mapper->getMapping($offset);
+		$mapping = $mapper->mapUsingOffset($offset, $source['mapper']);
 		
 		$logger->info('Checking the data for correctness...');
 		$weight = count($mapping);
@@ -90,7 +119,7 @@
 		
 		if(is_array($previousMapping)) {
 			$logger->info('Merging previous data with current mapping');
-			$mapping = $previousMapping + $mapping;
+			$mapping = $mapping + $previousMapping;
 			ksort($mapping);
 		}
 		

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