SelfUpdateCommand::execute() - Code Metrics - steverobbins/n98-magerun - Measure and Improve Code Quality continuously with Scrutinizer

SelfUpdateCommand::execute() D
last analyzed 2018-06-28 17:52 UTC

↳ Parent: SelfUpdateCommand

Complexity

Conditions	14
Paths	212

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	14
nc	212
nop	2
dl	0
loc	97
rs	4.292
c	0
b	0
f	0

How to fix Long Method Complexity

<?php

namespace N98\Magento\Command;

use Composer\Downloader\FilesystemException;
use Composer\IO\ConsoleIO;
use Composer\Util\RemoteFilesystem;
use Exception;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;

/**
 * @codeCoverageIgnore
 * @author Igor Wiedler <[email protected]>
 * @author Christian Münch <[email protected]>
 */
class SelfUpdateCommand extends AbstractMagentoCommand
{
    protected function configure()
    {
        $this
            ->setName('self-update')
            ->setAliases(array('selfupdate'))
            ->addOption('unstable', null, InputOption::VALUE_NONE, 'Load unstable version from develop branch')
            ->setDescription('Updates n98-magerun.phar to the latest version.')
            ->setHelp(<<<EOT
The <info>self-update</info> command checks github for newer
versions of n98-magerun and if found, installs the latest.

<info>php n98-magerun.phar self-update</info>

EOT
            )
        ;
    }

    /**
     * @return bool
     */
    public function isEnabled()
    {
        return $this->getApplication()->isPharMode();
    }

    /**
     * @param InputInterface  $input
     * @param OutputInterface $output
     *
     * @throws FilesystemException
     */
    protected function execute(InputInterface $input, OutputInterface $output)
// Bad
class Router
{
    public function generate($path)
    {
        return $_SERVER['HOST'].$path;
    }
}

// Better
class Router
{
    private $host;

    public function __construct($host)
    {
        $this->host = $host;
    }

    public function generate($path)
    {
        return $this->host.$path;
    }
}

class Controller
{
    public function myAction(Request $request)
    {
        // Instead of
        $page = isset($_GET['page']) ? intval($_GET['page']) : 1;

        // Better (assuming you use the Symfony2 request)
        $page = $request->query->get('page', 1);
    }
}
    {
        $localFilename = realpath($_SERVER['argv'][0]) ?: $_SERVER['argv'][0];
        $tempFilename = dirname($localFilename) . '/' . basename($localFilename, '.phar') . '-temp.phar';

        // check for permissions in local filesystem before start connection process
        if (!is_writable($tempDirectory = dirname($tempFilename))) {
            throw new FilesystemException(
                'n98-magerun update failed: the "' . $tempDirectory .
                '" directory used to download the temp file could not be written'
            );
        }

        if (!is_writable($localFilename)) {
            throw new FilesystemException(
                'n98-magerun update failed: the "' . $localFilename . '" file could not be written'
            );
        }

        $io = new ConsoleIO($input, $output, $this->getHelperSet());
/** @return stdClass|null */
function mayReturnNull() { }

function doesNotAcceptNull(stdClass $x) { }

// With potential error.
function withoutCheck() {
    $x = mayReturnNull();
    doesNotAcceptNull($x); // Potential error here.
}

// Safe - Alternative 1
function withCheck1() {
    $x = mayReturnNull();
    if ( ! $x instanceof stdClass) {
        throw new \LogicException('$x must be defined.');
    }
    doesNotAcceptNull($x);
}

// Safe - Alternative 2
function withCheck2() {
    $x = mayReturnNull();
    if ($x instanceof stdClass) {
        doesNotAcceptNull($x);
    }
}
        $rfs = new RemoteFilesystem($io);

        $loadUnstable = $input->getOption('unstable');
        if ($loadUnstable) {
            $versionTxtUrl = 'https://raw.githubusercontent.com/netz98/n98-magerun/develop/version.txt';
            $remoteFilename = 'https://files.magerun.net/n98-magerun-dev.phar';
        } else {
            $versionTxtUrl = 'https://raw.githubusercontent.com/netz98/n98-magerun/master/version.txt';
            $remoteFilename = 'https://files.magerun.net/n98-magerun.phar';
        }

        $latest = trim($rfs->getContents('raw.githubusercontent.com', $versionTxtUrl, false));

        if ($this->getApplication()->getVersion() !== $latest || $loadUnstable) {
            $output->writeln(sprintf("Updating to version <info>%s</info>.", $latest));

            $rfs->copy('raw.github.com', $remoteFilename, $tempFilename);

            if (!file_exists($tempFilename)) {
                $output->writeln('<error>The download of the new n98-magerun version failed for an unexpected reason');

                return 1;
            }

            try {
                \error_reporting(E_ALL); // supress notices

                @chmod($tempFilename, 0777 & ~umask());
// For example instead of
@mkdir($dir);

// Better use
if (@mkdir($dir) === false) {
    throw new \RuntimeException('The directory '.$dir.' could not be created.');
}
                // test the phar validity
                $phar = new \Phar($tempFilename);
                // free the variable to unlock the file
                unset($phar);
                @rename($tempFilename, $localFilename);
// For example instead of
@mkdir($dir);

// Better use
if (@mkdir($dir) === false) {
    throw new \RuntimeException('The directory '.$dir.' could not be created.');
}
                $output->writeln('<info>Successfully updated n98-magerun</info>');

                if ($loadUnstable) {
                    $changeLogContent = $rfs->getContents(
                        'raw.github.com',
                        'https://raw.github.com/netz98/n98-magerun/develop/CHANGELOG.md',
                        false
                    );
                } else {
                    $changeLogContent = $rfs->getContents(
                        'raw.github.com',
                        'https://raw.github.com/netz98/n98-magerun/master/CHANGELOG.md',
                        false
                    );
                }

                if ($changeLogContent) {
                    $output->writeln($changeLogContent);
/**
 * @return array|string
 */
function returnsDifferentValues($x) {
    if ($x) {
        return 'foo';
    }

    return array();
}

$x = returnsDifferentValues($y);
if (is_array($x)) {
    // $x is an array.
}
                }

                if ($loadUnstable) {
                    $unstableFooterMessage = <<<UNSTABLE_FOOTER
<comment>
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!! DEVELOPMENT VERSION. DO NOT USE IN PRODUCTION !!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
</comment>
UNSTABLE_FOOTER;
                    $output->writeln($unstableFooterMessage);
                }

                $this->_exit();
            } catch (Exception $e) {
                @unlink($tempFilename);
// For example instead of
@mkdir($dir);

// Better use
if (@mkdir($dir) === false) {
    throw new \RuntimeException('The directory '.$dir.' could not be created.');
}
                if (!$e instanceof \UnexpectedValueException && !$e instanceof \PharException) {
                    throw $e;
                }
                $output->writeln('<error>The download is corrupted (' . $e->getMessage() . ').</error>');
                $output->writeln('<error>Please re-run the self-update command to try again.</error>');
            }
        } else {
            $output->writeln("<info>You are using the latest n98-magerun version.</info>");
        }
    }

    /**
     * Stop execution
     *
     * This is a workaround to prevent warning of dispatcher after replacing
     * the phar file.
     *
     * @return void
     */
    protected function _exit()
    {
        exit;

    }
}


1			<?php
2
3			namespace N98\Magento\Command;
4
5			use Composer\Downloader\FilesystemException;
6			use Composer\IO\ConsoleIO;
7			use Composer\Util\RemoteFilesystem;
8			use Exception;
9			use Symfony\Component\Console\Input\InputInterface;
10			use Symfony\Component\Console\Input\InputOption;
11			use Symfony\Component\Console\Output\OutputInterface;
12
13			/**
14			* @codeCoverageIgnore
15			* @author Igor Wiedler <[email protected]>
16			* @author Christian Münch <[email protected]>
17			*/
18			class SelfUpdateCommand extends AbstractMagentoCommand
19			{
20			protected function configure()
21			{
22			$this
23			->setName('self-update')
24			->setAliases(array('selfupdate'))
25			->addOption('unstable', null, InputOption::VALUE_NONE, 'Load unstable version from develop branch')
26			->setDescription('Updates n98-magerun.phar to the latest version.')
27			->setHelp(<<<EOT
28			The <info>self-update</info> command checks github for newer
29			versions of n98-magerun and if found, installs the latest.
30
31			<info>php n98-magerun.phar self-update</info>
32
33			EOT
34			)
35			;
36			}
37
38			/**
39			* @return bool
40			*/
41			public function isEnabled()
42			{
43			return $this->getApplication()->isPharMode();
44			}
45
46			/**
47			* @param InputInterface $input
48			* @param OutputInterface $output
49			*
50			* @throws FilesystemException
51			*/
52			protected function execute(InputInterface $input, OutputInterface $output)
			0 ignored issues – show Coding Style introduced 2017-08-19 21:56 UTC by Report Bug Copy Issue Report `execute` uses the super-global variable `$_SERVER` which is generally not recommended. Instead of super-globals, we recommend to explicitly inject the dependencies of your class. This makes your code less dependent on global state and it becomes generally more testable: // Bad class Router { public function generate($path) { return $_SERVER['HOST'].$path; } } // Better class Router { private $host; public function __construct($host) { $this->host = $host; } public function generate($path) { return $this->host.$path; } } class Controller { public function myAction(Request $request) { // Instead of $page = isset($_GET['page']) ? intval($_GET['page']) : 1; // Better (assuming you use the Symfony2 request) $page = $request->query->get('page', 1); } } Loading history...
53			{
54			$localFilename = realpath($_SERVER['argv'][0]) ?: $_SERVER['argv'][0];
55			$tempFilename = dirname($localFilename) . '/' . basename($localFilename, '.phar') . '-temp.phar';
56
57			// check for permissions in local filesystem before start connection process
58			if (!is_writable($tempDirectory = dirname($tempFilename))) {
59			throw new FilesystemException(
60			'n98-magerun update failed: the "' . $tempDirectory .
61			'" directory used to download the temp file could not be written'
62			);
63			}
64
65			if (!is_writable($localFilename)) {
66			throw new FilesystemException(
67			'n98-magerun update failed: the "' . $localFilename . '" file could not be written'
68			);
69			}
70
71			$io = new ConsoleIO($input, $output, $this->getHelperSet());
			0 ignored issues – show Bug introduced 2016-01-07 09:25 UTC by Report Bug Copy Issue Report It seems like `$this->getHelperSet()` can be `null`; however, `__construct()` does not accept `null`, maybe add an additional type check? Unless you are absolutely sure that the expression can never be null because of other conditions, we strongly recommend to add an additional type check to your code: /** @return stdClass\|null */ function mayReturnNull() { } function doesNotAcceptNull(stdClass $x) { } // With potential error. function withoutCheck() { $x = mayReturnNull(); doesNotAcceptNull($x); // Potential error here. } // Safe - Alternative 1 function withCheck1() { $x = mayReturnNull(); if ( ! $x instanceof stdClass) { throw new \LogicException('$x must be defined.'); } doesNotAcceptNull($x); } // Safe - Alternative 2 function withCheck2() { $x = mayReturnNull(); if ($x instanceof stdClass) { doesNotAcceptNull($x); } } Loading history...
72			$rfs = new RemoteFilesystem($io);
73
74			$loadUnstable = $input->getOption('unstable');
75			if ($loadUnstable) {
76			$versionTxtUrl = 'https://raw.githubusercontent.com/netz98/n98-magerun/develop/version.txt';
77			$remoteFilename = 'https://files.magerun.net/n98-magerun-dev.phar';
78			} else {
79			$versionTxtUrl = 'https://raw.githubusercontent.com/netz98/n98-magerun/master/version.txt';
80			$remoteFilename = 'https://files.magerun.net/n98-magerun.phar';
81			}
82
83			$latest = trim($rfs->getContents('raw.githubusercontent.com', $versionTxtUrl, false));
84
85			if ($this->getApplication()->getVersion() !== $latest \|\| $loadUnstable) {
86			$output->writeln(sprintf("Updating to version <info>%s</info>.", $latest));
87
88			$rfs->copy('raw.github.com', $remoteFilename, $tempFilename);
89
90			if (!file_exists($tempFilename)) {
91			$output->writeln('<error>The download of the new n98-magerun version failed for an unexpected reason');
92
93			return 1;
94			}
95
96			try {
97			\error_reporting(E_ALL); // supress notices
98
99			@chmod($tempFilename, 0777 & ~umask());
			0 ignored issues – show Security Best Practice introduced 2016-01-07 09:25 UTC by Report Bug Copy Issue Report It seems like you do not handle an error condition here. This can introduce security issues, and is generally not recommended. If you suppress an error, we recommend checking for the error condition explicitly: // For example instead of @mkdir($dir); // Better use if (@mkdir($dir) === false) { throw new \RuntimeException('The directory '.$dir.' could not be created.'); } Loading history...
100			// test the phar validity
101			$phar = new \Phar($tempFilename);
102			// free the variable to unlock the file
103			unset($phar);
104			@rename($tempFilename, $localFilename);
			0 ignored issues – show Security Best Practice introduced 2016-01-07 09:25 UTC by Report Bug Copy Issue Report It seems like you do not handle an error condition here. This can introduce security issues, and is generally not recommended. If you suppress an error, we recommend checking for the error condition explicitly: // For example instead of @mkdir($dir); // Better use if (@mkdir($dir) === false) { throw new \RuntimeException('The directory '.$dir.' could not be created.'); } Loading history...
105			$output->writeln('<info>Successfully updated n98-magerun</info>');
106
107			if ($loadUnstable) {
108			$changeLogContent = $rfs->getContents(
109			'raw.github.com',
110			'https://raw.github.com/netz98/n98-magerun/develop/CHANGELOG.md',
111			false
112			);
113			} else {
114			$changeLogContent = $rfs->getContents(
115			'raw.github.com',
116			'https://raw.github.com/netz98/n98-magerun/master/CHANGELOG.md',
117			false
118			);
119			}
120
121			if ($changeLogContent) {
122			$output->writeln($changeLogContent);
			0 ignored issues – show Bug introduced 2016-01-07 09:25 UTC by Report Bug Copy Issue Report It seems like `$changeLogContent` can also be of type `boolean`; however, `Symfony\Component\Consol...putInterface::writeln()` does only seem to accept `string\|array`, maybe add an additional type check? If a method or function can return multiple different values and unless you are sure that you only can receive a single value in this context, we recommend to add an additional type check: /** * @return array\|string */ function returnsDifferentValues($x) { if ($x) { return 'foo'; } return array(); } $x = returnsDifferentValues($y); if (is_array($x)) { // $x is an array. } If this a common case that PHP Analyzer should handle natively, please let us know by opening an issue. Loading history...
123			}
124
125			if ($loadUnstable) {
126			$unstableFooterMessage = <<<UNSTABLE_FOOTER
127			<comment>
128			!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
129			!! DEVELOPMENT VERSION. DO NOT USE IN PRODUCTION !!
130			!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
131			</comment>
132			UNSTABLE_FOOTER;
133			$output->writeln($unstableFooterMessage);
134			}
135
136			$this->_exit();
137			} catch (Exception $e) {
138			@unlink($tempFilename);
			0 ignored issues – show Security Best Practice introduced 2016-01-07 09:25 UTC by Report Bug Copy Issue Report It seems like you do not handle an error condition here. This can introduce security issues, and is generally not recommended. If you suppress an error, we recommend checking for the error condition explicitly: // For example instead of @mkdir($dir); // Better use if (@mkdir($dir) === false) { throw new \RuntimeException('The directory '.$dir.' could not be created.'); } Loading history...
139			if (!$e instanceof \UnexpectedValueException && !$e instanceof \PharException) {
140			throw $e;
141			}
142			$output->writeln('<error>The download is corrupted (' . $e->getMessage() . ').</error>');
143			$output->writeln('<error>Please re-run the self-update command to try again.</error>');
144			}
145			} else {
146			$output->writeln("<info>You are using the latest n98-magerun version.</info>");
147			}
148			}
149
150			/**
151			* Stop execution
152			*
153			* This is a workaround to prevent warning of dispatcher after replacing
154			* the phar file.
155			*
156			* @return void
157			*/
158			protected function _exit()
159			{
160			exit;
			0 ignored issues – show Coding Style Compatibility introduced 2016-01-07 09:26 UTC by Report Bug Copy Issue Report The method `_exit()` contains an exit expression. An exit expression should only be used in rare cases. For example, if you write a short command line script. In most cases however, using an `exit` expression makes the code untestable and often causes incompatibilities with other libraries. Thus, unless you are absolutely sure it is required here, we recommend to refactor your code to avoid its usage. Loading history...
161			}
162			}
163

steverobbins / n98-magerun

SelfUpdateCommand::execute() D last analyzed 2018-06-28 17:52 UTC

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SelfUpdateCommand::execute() D
last analyzed 2018-06-28 17:52 UTC