LogfileCommand::getPath() - Code Metrics - Inspection of "Merge pull request #218 from mimmi20/replace-cache" - browscap/browscap-php - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 7014bb...a38bcf )

by James

created 2017-08-30 13:16 UTC

LogfileCommand::getPath() A

↳ Parent: LogfileCommand

Complexity

Conditions	3
Paths	3

Size

Total Lines	16
Code Lines	12

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	12

Importance

Changes

Metric	Value
c	0
b	0
f	0
dl	0
loc	16
ccs	0
cts	11
cp	0
rs	9.4285
cc	3
eloc	12
nc	3
nop	1
crap	12

<?php
declare(strict_types = 1);

namespace BrowscapPHP\Command;

use BrowscapPHP\Browscap;
use BrowscapPHP\Exception\InvalidArgumentException;
use BrowscapPHP\Exception\ReaderException;
use BrowscapPHP\Exception\UnknownBrowserException;
use BrowscapPHP\Exception\UnknownBrowserTypeException;
use BrowscapPHP\Exception\UnknownDeviceException;
use BrowscapPHP\Exception\UnknownEngineException;
use BrowscapPHP\Exception\UnknownPlatformException;
use BrowscapPHP\Helper\Filesystem;
use BrowscapPHP\Helper\LoggerHelper;
use BrowscapPHP\Util\Logfile\ReaderCollection;
use BrowscapPHP\Util\Logfile\ReaderFactory;
use Doctrine\Common\Cache\FilesystemCache;
use Roave\DoctrineSimpleCache\SimpleCacheAdapter;
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\Exception\IOException;
use Symfony\Component\Finder\Finder;
use Symfony\Component\Finder\SplFileInfo;

/**
 * Commands to parse a log file and parse the useragents in it
 */
class LogfileCommand extends Command
{
    /**
     * @var array
     */
    private $undefinedClients = [];

    /**
     * @var array
     */
    private $uas = [];

    /**
     * @var array
     */
    private $uasWithType = [];

    /**
     * @var int
     */
    private $countOk = 0;

    /**
     * @var int
     */
    private $countNok = 0;

    /**
     * @var int
     */
    private $totalCount = 0;

    /**
     * @var string
     */
    private $defaultCacheFolder;

    public function __construct(string $defaultCacheFolder)
    {
        $this->defaultCacheFolder = $defaultCacheFolder;

        parent::__construct();
    }

    protected function configure() : void
    {
        $this
            ->setName('browscap:log')
            ->setDescription('Parses the supplied webserver log file.')
            ->addArgument(
                'output',
                InputArgument::REQUIRED,
                'Path to output log file',
                null
            )
            ->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*']
            )
            ->addOption(
                'cache',
                'c',
                InputOption::VALUE_OPTIONAL,
                'Where the cache files are located',
                $this->defaultCacheFolder
            );
    }

    protected function execute(InputInterface $input, OutputInterface $output) : void
    {
        if (! $input->getOption('log-file') && ! $input->getOption('log-dir')) {
            throw InvalidArgumentException::oneOfCommandArguments('log-file', 'log-dir');
        }

        $logger = LoggerHelper::createDefaultLogger($output);

        $fileCache = new FilesystemCache($input->getOption('cache'));
        $cache = new SimpleCacheAdapter($fileCache);

        $browscap = new Browscap($cache, $logger);
        $collection = ReaderFactory::factory();
        $fs = new Filesystem();

        /** @var $file \Symfony\Component\Finder\SplFileInfo */
        foreach ($this->getFiles($input) as $file) {
            $this->uas = [];
            $path = $this->getPath($file);

            $this->countOk = 0;
            $this->countNok = 0;

            $logger->info('Analyzing file "' . $file->getPathname() . '"');

            $lines = file($path);

            if (empty($lines)) {
                $logger->info('Skipping empty file "' . $file->getPathname() . '"');
                continue;
            }

            $this->totalCount = count($lines);

            foreach ($lines as $line) {
                $this->handleLine(
                    $output,
                    $collection,
                    $browscap,
                    $line
                );
            }

            $this->outputProgress($output, '', true);

            arsort($this->uas, SORT_NUMERIC);

            try {
                $fs->dumpFile(
                    $input->getArgument('output') . '/output.txt',
                    implode(PHP_EOL, array_unique($this->undefinedClients))
                );
            } catch (IOException $e) {
                // do nothing
            }

            try {
                $fs->dumpFile(
                    $input->getArgument('output') . '/output-with-amount.txt',
                    $this->createAmountContent()
                );
            } catch (IOException $e) {
                // do nothing
            }

            try {
                $fs->dumpFile(
                    $input->getArgument('output') . '/output-with-amount-and-type.txt',
                    $this->createAmountTypeContent()
                );
            } catch (IOException $e) {
                // do nothing
            }
        }

        $outputFile = $input->getArgument('output') . '/output.txt';

        try {
            $fs->dumpFile(
                $outputFile,
                implode(PHP_EOL, array_unique($this->undefinedClients))
            );
        } catch (IOException $e) {
            throw new \UnexpectedValueException('writing to file "' . $outputFile . '" failed', 0, $e);
        }

        try {
            $fs->dumpFile(
                $input->getArgument('output') . '/output-with-amount.txt',
                $this->createAmountContent()
            );
        } catch (IOException $e) {
            // do nothing
        }

        try {
            $fs->dumpFile(
                $input->getArgument('output') . '/output-with-amount-and-type.txt',
                $this->createAmountTypeContent()
            );
        } catch (IOException $e) {
            // do nothing
        }
    }

    private function createAmountContent() : string
    {
        $counts = [];

        foreach ($this->uasWithType as $uas) {
            foreach ($uas as $userAgentString => $count) {
                if (isset($counts[$userAgentString])) {
                    $counts[$userAgentString] += $count;
                } else {
                    $counts[$userAgentString] = $count;
                }
            }
        }

        $content = '';

        arsort($counts, SORT_NUMERIC);

        foreach ($counts as $agentOfLine => $count) {
            $content .= "$count\t$agentOfLine\n";
        }

        return $content;
    }

    private function createAmountTypeContent() : string
    {
        $content = '';
        $types = ['B', 'T', 'P', 'D', 'N', 'U'];

        foreach ($types as $type) {
            if (! isset($this->uasWithType[$type])) {
                continue;
            }

            arsort($this->uasWithType[$type], SORT_NUMERIC);

            foreach ($this->uasWithType[$type] as $agentOfLine => $count) {
                $content .= "$type\t$count\t$agentOfLine\n";
            }
        }

        return $content;
    }

    private function handleLine(
        OutputInterface $output,
        ReaderCollection $collection,
        Browscap $browscap,
        string $line
    ) : void {
        $userAgentString = '';

        try {
            $userAgentString = $collection->read($line);

            try {
                $this->getResult($browscap->getBrowser($userAgentString));
            } catch (\Exception $e) {
                $this->undefinedClients[] = $userAgentString;

                throw $e;
            }

            $type = '.';
            ++$this->countOk;
        } catch (ReaderException $e) {
            $type = 'E';
            ++$this->countNok;
        } catch (UnknownBrowserTypeException $e) {
            $type = 'T';
            ++$this->countNok;
        } catch (UnknownBrowserException $e) {
            $type = 'B';
            ++$this->countNok;
        } catch (UnknownPlatformException $e) {
            $type = 'P';
            ++$this->countNok;
        } catch (UnknownDeviceException $e) {
            $type = 'D';
            ++$this->countNok;
        } catch (UnknownEngineException $e) {
            $type = 'N';
            ++$this->countNok;
        } catch (\Exception $e) {
            $type = 'U';
            ++$this->countNok;
        }

        $this->outputProgress($output, $type);

        // count all useragents
        if (isset($this->uas[$userAgentString])) {
            ++$this->uas[$userAgentString];
        } else {
            $this->uas[$userAgentString] = 1;
        }

        if ('.' !== $type && 'E' !== $type) {
            // count all undetected useragents grouped by detection error
            if (! isset($this->uasWithType[$type])) {
                $this->uasWithType[$type] = [];
            }

            if (isset($this->uasWithType[$type][$userAgentString])) {
                ++$this->uasWithType[$type][$userAgentString];
            } else {
                $this->uasWithType[$type][$userAgentString] = 1;
            }
        }
    }

    private function outputProgress(OutputInterface $output, string $result, bool $end = false) : void
    {
        if (($this->totalCount % 70) === 0 || $end) {
            $formatString = '  %' . strlen($this->countOk) . 'd OK, %' . strlen($this->countNok) . 'd NOK, Summary %'
                . strlen($this->totalCount) . 'd';

            if ($end) {
                $result = str_pad($result, 70 - ($this->totalCount % 70), ' ', STR_PAD_RIGHT);
            }

            $endString = sprintf($formatString, $this->countOk, $this->countNok, $this->totalCount);

            $output->writeln($result . $endString);

            return;
        }

        $output->write($result);
    }

    private function getResult(\stdClass $result) : string
    {
        if ('Default Browser' === $result->browser) {
            throw new UnknownBrowserException('Unknown browser found');
        }

        if ('unknown' === $result->browser_type) {
            throw new UnknownBrowserTypeException('Unknown browser type found');
        }

        if (in_array($result->browser_type, ['Bot/Crawler', 'Library'])) {
            return '.';
        }

        if ('unknown' === $result->platform) {
            throw new UnknownPlatformException('Unknown platform found');
        }

        if ('unknown' === $result->device_type) {
            throw new UnknownDeviceException('Unknown device type found');
        }

        if ('unknown' === $result->renderingengine_name) {
            throw new UnknownEngineException('Unknown rendering engine found');
        }

        return '.';
    }

    private function getFiles(InputInterface $input) : Finder
    {
        $finder = Finder::create();

        if ($input->getOption('log-file')) {
            $file = $input->getOption('log-file');
            $finder->append(Finder::create()->in(dirname($file))->name(basename($file)));
        }

        if ($input->getOption('log-dir')) {
            $dirFinder = Finder::create()
                ->in($input->getOption('log-dir'));
            array_map([$dirFinder, 'name'], $input->getOption('include'));
            array_map([$dirFinder, 'notName'], $input->getOption('exclude'));

            $finder->append($dirFinder);
        }

        return $finder;
    }

    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;
    }
}


1		<?php
2		declare(strict_types = 1);
3
4		namespace BrowscapPHP\Command;
5
6		use BrowscapPHP\Browscap;
7		use BrowscapPHP\Exception\InvalidArgumentException;
8		use BrowscapPHP\Exception\ReaderException;
9		use BrowscapPHP\Exception\UnknownBrowserException;
10		use BrowscapPHP\Exception\UnknownBrowserTypeException;
11		use BrowscapPHP\Exception\UnknownDeviceException;
12		use BrowscapPHP\Exception\UnknownEngineException;
13		use BrowscapPHP\Exception\UnknownPlatformException;
14		use BrowscapPHP\Helper\Filesystem;
15		use BrowscapPHP\Helper\LoggerHelper;
16		use BrowscapPHP\Util\Logfile\ReaderCollection;
17		use BrowscapPHP\Util\Logfile\ReaderFactory;
18		use Doctrine\Common\Cache\FilesystemCache;
19		use Roave\DoctrineSimpleCache\SimpleCacheAdapter;
20		use Symfony\Component\Console\Command\Command;
21		use Symfony\Component\Console\Input\InputArgument;
22		use Symfony\Component\Console\Input\InputInterface;
23		use Symfony\Component\Console\Input\InputOption;
24		use Symfony\Component\Console\Output\OutputInterface;
25		use Symfony\Component\Filesystem\Exception\IOException;
26		use Symfony\Component\Finder\Finder;
27		use Symfony\Component\Finder\SplFileInfo;
28
29		/**
30		* Commands to parse a log file and parse the useragents in it
31		*/
32		class LogfileCommand extends Command
33		{
34		/**
35		* @var array
36		*/
37		private $undefinedClients = [];
38
39		/**
40		* @var array
41		*/
42		private $uas = [];
43
44		/**
45		* @var array
46		*/
47		private $uasWithType = [];
48
49		/**
50		* @var int
51		*/
52		private $countOk = 0;
53
54		/**
55		* @var int
56		*/
57		private $countNok = 0;
58
59		/**
60		* @var int
61		*/
62		private $totalCount = 0;
63
64		/**
65		* @var string
66		*/
67		private $defaultCacheFolder;
68
69		public function __construct(string $defaultCacheFolder)
70		{
71		$this->defaultCacheFolder = $defaultCacheFolder;
72
73		parent::__construct();
74		}
75
76	1	protected function configure() : void
77		{
78		$this
79	1	->setName('browscap:log')
80	1	->setDescription('Parses the supplied webserver log file.')
81	1	->addArgument(
82	1	'output',
83	1	InputArgument::REQUIRED,
84	1	'Path to output log file',
85	1	null
86		)
87	1	->addOption(
88	1	'log-file',
89	1	'f',
90	1	InputOption::VALUE_REQUIRED,
91	1	'Path to a webserver log file'
92		)
93	1	->addOption(
94	1	'log-dir',
95	1	'd',
96	1	InputOption::VALUE_REQUIRED,
97	1	'Path to webserver log directory'
98		)
99	1	->addOption(
100	1	'include',
101	1	'i',
102	1	InputOption::VALUE_IS_ARRAY \| InputOption::VALUE_REQUIRED,
103	1	'Include glob expressions for log files in the log directory',
104	1	['.log', '.log.gz', '.log*.bz2']
105		)
106	1	->addOption(
107	1	'exclude',
108	1	'e',
109	1	InputOption::VALUE_IS_ARRAY \| InputOption::VALUE_REQUIRED,
110	1	'Exclude glob expressions for log files in the log directory',
111	1	['error']
112		)
113	1	->addOption(
114	1	'cache',
115	1	'c',
116	1	InputOption::VALUE_OPTIONAL,
117	1	'Where the cache files are located',
118	1	$this->defaultCacheFolder
119		);
120	1	}
121
122		protected function execute(InputInterface $input, OutputInterface $output) : void
123		{
124		if (! $input->getOption('log-file') && ! $input->getOption('log-dir')) {
125		throw InvalidArgumentException::oneOfCommandArguments('log-file', 'log-dir');
126		}
127
128		$logger = LoggerHelper::createDefaultLogger($output);
129
130		$fileCache = new FilesystemCache($input->getOption('cache'));
131		$cache = new SimpleCacheAdapter($fileCache);
132
133		$browscap = new Browscap($cache, $logger);
134		$collection = ReaderFactory::factory();
135		$fs = new Filesystem();
136
137		/** @var $file \Symfony\Component\Finder\SplFileInfo */
138		foreach ($this->getFiles($input) as $file) {
139		$this->uas = [];
140		$path = $this->getPath($file);
141
142		$this->countOk = 0;
143		$this->countNok = 0;
144
145		$logger->info('Analyzing file "' . $file->getPathname() . '"');
146
147		$lines = file($path);
148
149		if (empty($lines)) {
150		$logger->info('Skipping empty file "' . $file->getPathname() . '"');
151		continue;
152		}
153
154		$this->totalCount = count($lines);
155
156		foreach ($lines as $line) {
157		$this->handleLine(
158		$output,
159		$collection,
160		$browscap,
161		$line
162		);
163		}
164
165		$this->outputProgress($output, '', true);
166
167		arsort($this->uas, SORT_NUMERIC);
168
169		try {
170		$fs->dumpFile(
171		$input->getArgument('output') . '/output.txt',
172		implode(PHP_EOL, array_unique($this->undefinedClients))
173		);
174		} catch (IOException $e) {
175		// do nothing
176		}
177
178		try {
179		$fs->dumpFile(
180		$input->getArgument('output') . '/output-with-amount.txt',
181		$this->createAmountContent()
182		);
183		} catch (IOException $e) {
184		// do nothing
185		}
186
187		try {
188		$fs->dumpFile(
189		$input->getArgument('output') . '/output-with-amount-and-type.txt',
190		$this->createAmountTypeContent()
191		);
192		} catch (IOException $e) {
193		// do nothing
194		}
195		}
196
197		$outputFile = $input->getArgument('output') . '/output.txt';
198
199		try {
200		$fs->dumpFile(
201		$outputFile,
202		implode(PHP_EOL, array_unique($this->undefinedClients))
203		);
204		} catch (IOException $e) {
205		throw new \UnexpectedValueException('writing to file "' . $outputFile . '" failed', 0, $e);
206		}
207
208		try {
209		$fs->dumpFile(
210		$input->getArgument('output') . '/output-with-amount.txt',
211		$this->createAmountContent()
212		);
213		} catch (IOException $e) {
214		// do nothing
215		}
216
217		try {
218		$fs->dumpFile(
219		$input->getArgument('output') . '/output-with-amount-and-type.txt',
220		$this->createAmountTypeContent()
221		);
222		} catch (IOException $e) {
223		// do nothing
224		}
225		}
226
227		private function createAmountContent() : string
228		{
229		$counts = [];
230
231		foreach ($this->uasWithType as $uas) {
232		foreach ($uas as $userAgentString => $count) {
233		if (isset($counts[$userAgentString])) {
234		$counts[$userAgentString] += $count;
235		} else {
236		$counts[$userAgentString] = $count;
237		}
238		}
239		}
240
241		$content = '';
242
243		arsort($counts, SORT_NUMERIC);
244
245		foreach ($counts as $agentOfLine => $count) {
246		$content .= "$count\t$agentOfLine\n";
247		}
248
249		return $content;
250		}
251
252		private function createAmountTypeContent() : string
253		{
254		$content = '';
255		$types = ['B', 'T', 'P', 'D', 'N', 'U'];
256
257		foreach ($types as $type) {
258		if (! isset($this->uasWithType[$type])) {
259		continue;
260		}
261
262		arsort($this->uasWithType[$type], SORT_NUMERIC);
263
264		foreach ($this->uasWithType[$type] as $agentOfLine => $count) {
265		$content .= "$type\t$count\t$agentOfLine\n";
266		}
267		}
268
269		return $content;
270		}
271
272		private function handleLine(
273		OutputInterface $output,
274		ReaderCollection $collection,
275		Browscap $browscap,
276		string $line
277		) : void {
278		$userAgentString = '';
279
280		try {
281		$userAgentString = $collection->read($line);
282
283		try {
284		$this->getResult($browscap->getBrowser($userAgentString));
285		} catch (\Exception $e) {
286		$this->undefinedClients[] = $userAgentString;
287
288		throw $e;
289		}
290
291		$type = '.';
292		++$this->countOk;
293		} catch (ReaderException $e) {
294		$type = 'E';
295		++$this->countNok;
296		} catch (UnknownBrowserTypeException $e) {
297		$type = 'T';
298		++$this->countNok;
299		} catch (UnknownBrowserException $e) {
300		$type = 'B';
301		++$this->countNok;
302		} catch (UnknownPlatformException $e) {
303		$type = 'P';
304		++$this->countNok;
305		} catch (UnknownDeviceException $e) {
306		$type = 'D';
307		++$this->countNok;
308		} catch (UnknownEngineException $e) {
309		$type = 'N';
310		++$this->countNok;
311		} catch (\Exception $e) {
312		$type = 'U';
313		++$this->countNok;
314		}
315
316		$this->outputProgress($output, $type);
317
318		// count all useragents
319		if (isset($this->uas[$userAgentString])) {
320		++$this->uas[$userAgentString];
321		} else {
322		$this->uas[$userAgentString] = 1;
323		}
324
325		if ('.' !== $type && 'E' !== $type) {
326		// count all undetected useragents grouped by detection error
327		if (! isset($this->uasWithType[$type])) {
328		$this->uasWithType[$type] = [];
329		}
330
331		if (isset($this->uasWithType[$type][$userAgentString])) {
332		++$this->uasWithType[$type][$userAgentString];
333		} else {
334		$this->uasWithType[$type][$userAgentString] = 1;
335		}
336		}
337		}
338
339		private function outputProgress(OutputInterface $output, string $result, bool $end = false) : void
340		{
341		if (($this->totalCount % 70) === 0 \|\| $end) {
342		$formatString = ' %' . strlen($this->countOk) . 'd OK, %' . strlen($this->countNok) . 'd NOK, Summary %'
343		. strlen($this->totalCount) . 'd';
344
345		if ($end) {
346		$result = str_pad($result, 70 - ($this->totalCount % 70), ' ', STR_PAD_RIGHT);
347		}
348
349		$endString = sprintf($formatString, $this->countOk, $this->countNok, $this->totalCount);
350
351		$output->writeln($result . $endString);
352
353		return;
354		}
355
356		$output->write($result);
357		}
358
359		private function getResult(\stdClass $result) : string
360		{
361		if ('Default Browser' === $result->browser) {
362		throw new UnknownBrowserException('Unknown browser found');
363		}
364
365		if ('unknown' === $result->browser_type) {
366		throw new UnknownBrowserTypeException('Unknown browser type found');
367		}
368
369		if (in_array($result->browser_type, ['Bot/Crawler', 'Library'])) {
370		return '.';
371		}
372
373		if ('unknown' === $result->platform) {
374		throw new UnknownPlatformException('Unknown platform found');
375		}
376
377		if ('unknown' === $result->device_type) {
378		throw new UnknownDeviceException('Unknown device type found');
379		}
380
381		if ('unknown' === $result->renderingengine_name) {
382		throw new UnknownEngineException('Unknown rendering engine found');
383		}
384
385		return '.';
386		}
387
388		private function getFiles(InputInterface $input) : Finder
389		{
390		$finder = Finder::create();
391
392		if ($input->getOption('log-file')) {
393		$file = $input->getOption('log-file');
394		$finder->append(Finder::create()->in(dirname($file))->name(basename($file)));
395		}
396
397		if ($input->getOption('log-dir')) {
398		$dirFinder = Finder::create()
399		->in($input->getOption('log-dir'));
400		array_map([$dirFinder, 'name'], $input->getOption('include'));
401		array_map([$dirFinder, 'notName'], $input->getOption('exclude'));
402
403		$finder->append($dirFinder);
404		}
405
406		return $finder;
407		}
408
409		private function getPath(SplFileInfo $file) : string
410		{
411		switch ($file->getExtension()) {
412		case 'gz':
413		$path = 'compress.zlib://' . $file->getPathname();
414		break;
415		case 'bz2':
416		$path = 'compress.bzip2://' . $file->getPathname();
417		break;
418		default:
419		$path = $file->getPathname();
420		break;
421		}
422
423		return $path;
424		}
425		}
426

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