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<?php
/**
* ua-parser
*
* Copyright (c) 2011-2012 Dave Olsen, http://dmolsen.com
*
* Released under the MIT license
*/
namespace UAParser\Command;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Filesystem\Filesystem;
use Symfony\Component\Finder\Finder;
use Symfony\Component\Finder\SplFileInfo;
use UAParser\Exception\InvalidArgumentException;
use UAParser\Exception\ReaderException;
use UAParser\Parser;
use UAParser\Result\Client;
use UAParser\Util\Logfile\AbstractReader;
class LogfileCommand extends Command
{
protected function configure(): void
{
$this
->setName('ua-parser:log')
->setDescription('Parses the supplied webserver log file.')
->addArgument(
'output',
InputArgument::REQUIRED,
'Path to output log file'
)
->addOption(
'log-file',
'f',
InputOption::VALUE_REQUIRED,
'Path to a webserver log file'
)
->addOption(
'log-dir',
'd',
InputOption::VALUE_REQUIRED,
'Path to webserver log directory'
)
->addOption(
'include',
'i',
InputOption::VALUE_IS_ARRAY | InputOption::VALUE_REQUIRED,
'Include glob expressions for log files in the log directory',
['*.log', '*.log*.gz', '*.log*.bz2']
)
->addOption(
'exclude',
'e',
InputOption::VALUE_IS_ARRAY | InputOption::VALUE_REQUIRED,
'Exclude glob expressions for log files in the log directory',
['*error*']
);
}
protected function execute(InputInterface $input, OutputInterface $output): int
{
if (!$input->getOption('log-file') && !$input->getOption('log-dir')) {
throw InvalidArgumentException::oneOfCommandArguments('log-file', 'log-dir');
}
$parser = Parser::create();
$undefinedClients = [];
foreach ($this->getFiles($input) as $file) {
$path = $this->getPath($file);
$lines = file($path);
if (empty($lines)) {
$output->writeln(sprintf('Skipping empty file "%s"', $file->getPathname()));
$output->writeln('');
continue;
}
$firstLine = reset($lines);
try {
$reader = AbstractReader::factory($firstLine);
} catch (ReaderException $e) {
$output->writeln(sprintf('Could not find reader for file "%s"', $file->getPathname()));
$output->writeln('');
continue;
}
$output->writeln('');
$output->writeln(sprintf('Analyzing "%s"', $file->getPathname()));
$count = 1;
$totalCount = count($lines);
foreach ($lines as $line) {
try {
$userAgentString = $reader->read($line);
} catch (ReaderException $e) {
$count = $this->outputProgress($output, 'E', $count, $totalCount);
continue;
}
$client = $parser->parse($userAgentString);
$result = $this->getResult($client);
if ($result !== '.') {
$undefinedClients[] = json_encode(
[$client->toString(), $userAgentString],
JSON_UNESCAPED_SLASHES
);
}
$count = $this->outputProgress($output, $result, $count, $totalCount);
}
$this->outputProgress($output, '', $count - 1, $totalCount, true);
$output->writeln('');
}
$undefinedClients = $this->filter($undefinedClients);
$outputFile = $input->getArgument('output');
assert(is_string($outputFile));
(new Filesystem())->dumpFile($outputFile, implode(PHP_EOL, $undefinedClients));
return 0;
}
private function outputProgress(OutputInterface $output, string $result, int $count, int $totalCount, bool $end = false): int
{
if (($count % 70) === 0 || $end) {
$formatString = '%s %'.strlen((string)$totalCount).'d / %-'.strlen((string)$totalCount).'d (%3d%%)';
$result = $end ? str_repeat(' ', 70 - ($count % 70)) : $result;
$output->writeln(sprintf($formatString, $result, $count, $totalCount, $count / $totalCount * 100));
} else {
$output->write($result);
}
return $count + 1;
}
private function getResult(Client $client): string
{
if ($client->device->family === 'Spider') {
return '.';
}
if ($client->ua->family === 'Other') {
return 'U';
}
if ($client->os->family === 'Other') {
return 'O';
}
if ($client->device->family === 'Generic Smartphone') {
return 'S';
}
if ($client->device->family === 'Generic Feature Phone') {
return 'F';
}
return '.';
}
/** @psalm-return array<array-key, SplFileInfo>|iterable */
private function getFiles(InputInterface $input): iterable
{
$finder = Finder::create();
$logFile = $input->getOption('log-file');
if (is_string($logFile)) {
$finder->append(Finder::create()->in(dirname($logFile))->name(basename($logFile)));
}
$logDir = $input->getOption('log-dir');
if (is_string($logDir)) {
$dirFinder = Finder::create()->in($logDir);
array_map([$dirFinder, 'name'], array_map('strval', (array)$input->getOption('include')));
array_map([$dirFinder, 'notName'], array_map('strval', (array)$input->getOption('exclude')));
$finder->append($dirFinder);
}
return $finder;
}
private function filter(array $lines): array
{
return array_values(array_unique($lines));
}
private function getPath(SplFileInfo $file): string
{
switch ($file->getExtension()) {
case 'gz':
$path = 'compress.zlib://'.$file->getPathname();
break;
case 'bz2':
$path = 'compress.bzip2://'.$file->getPathname();
break;
default:
$path = $file->getPathname();
break;
}
return $path;
}
}