From 0b6d2f4164b9d823fb2a49d9fb4e83242f695e09 Mon Sep 17 00:00:00 2001
From: Jacek Kowalski <Jacek@jacekk.info>
Date: Sun, 30 Jun 2019 21:59:01 +0000
Subject: [PATCH] Update README - include requirements and info on running composer
---
parse.php | 90 ++++++++++++++++++++++++++++++++++-----------
1 files changed, 68 insertions(+), 22 deletions(-)
diff --git a/parse.php b/parse.php
index c1232f8..b26114c 100644
--- a/parse.php
+++ b/parse.php
@@ -1,43 +1,89 @@
<?php
-require_once(__DIR__.'/lib/fetch.php');
-require_once(__DIR__.'/lib/mapper.php');
-
-$logger = new Monolog\Logger('Parse changes');
-
-$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',
- 'ttss_file' => 'vehicles_A.json',
- ],
-];
+require_once(__DIR__.'/vendor/autoload.php');
+require_once(__DIR__.'/config.php');
foreach($sources as $name => $source) {
$logger = new Monolog\Logger('fetch_'.$name);
try {
$logger->info('Fetching '.$name.' position data from FTP...');
- $updated = ftp_fetch_if_newer($source['gtfs'], __DIR__.'/data/'.$source['gtfs_file']);
+ $updated = Fetch::ftp($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($source['ttss'], __DIR__.'/data/'.$source['ttss_file']);
+ $logger->info('Fetching '.$name.' position data from TTSS...');
+ Fetch::generic($source['ttss'], $source['ttss_file']);
$logger->info('Loading data...');
$mapper = new Mapper();
- $mapper->loadTTSS(__DIR__.'/data/'.$source['ttss_file']);
- $mapper->loadGTFS(__DIR__.'/data/'.$source['gtfs_file']);
+
+ $mapper->loadTTSS($source['ttss_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']);
$logger->info('Finding correct offset...');
$offset = $mapper->findOffset();
- if($offset) {
- $logger->info('Got offset '.$offset.', creating mapping...');
- $mapping = $mapper->getMapping($offset);
- echo json_encode($mapping);
+ if(!$offset) {
+ throw new Exception('Offset not found');
}
+
+ $logger->info('Got offset '.$offset.', creating mapping...');
+ $mapping = $mapper->mapUsingOffset($offset);
+
+ $logger->info('Checking the data for correctness...');
+ $weight = count($mapping);
+
+ $correct = 0;
+ $incorrect = 0;
+ $old = 0;
+ $maxWeight = 0;
+ foreach($mapping as $id => $num) {
+ $dbVehicle = $db->getById($id);
+ if($dbVehicle) {
+ $maxWeight = max($maxWeight, (int)$dbVehicle['weight']);
+ if($num === $dbVehicle['num']) {
+ $correct += 1;
+ } else {
+ $incorrect += 1;
+ }
+ continue;
+ }
+
+ $dbVehicle = $db->getByNum($num);
+ if($dbVehicle && $dbVehicle['id'] !== $id) {
+ $old += 1;
+ }
+ }
+
+ $logger->info('Weight: '.$weight.', correct: '.$correct.', incorrect: '.$incorrect.', old: '.$old);
+
+ if($incorrect > $correct && $maxWeight > $weight) {
+ throw new Exception('Ignoring result due to better data already present');
+ }
+
+
+ $logger->info('Creating mapping...');
+
+ $db->addMapping($mapping);
+
+ $finalMapping = Output::createMapping($db, $source['mapper'], $source);
+
+
+ $logger->info('Creating vehicle list...');
+
+ Output::createVehiclesList($mapper->getTTSSTrips(), $finalMapping, $source);
+
$logger->info('Finished');
} catch(Throwable $e) {
$logger->error($e->getMessage(), ['exception' => $e, 'exception_string' => (string)$e]);
--
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