SelfTestCliRuntime::findBinaries() - Code Metrics - Inspection of "Fix namespaces" - tenside/core - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 622c37...dca855 )

by Christian

created 2016-03-03 09:37 UTC

SelfTestCliRuntime::findBinaries() C

↳ Parent: SelfTestCliRuntime

Complexity

Conditions	8
Paths	9

Size

Total Lines	39
Code Lines	18

Duplication

Lines	0
Ratio	0 %

Metric	Value
dl	0
loc	39
rs	5.3846
cc	8
eloc	18
nc	9
nop	2

<?php

/**
 * This file is part of tenside/core.
 *
 * (c) Christian Schiffler <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 *
 * This project is provided in good faith and hope to be usable by anyone.
 *
 * @package    tenside/core
 * @author     Christian Schiffler <[email protected]>
 * @copyright  2015 Christian Schiffler <[email protected]>
 * @license    https://github.com/tenside/core/blob/master/LICENSE MIT
 * @link       https://github.com/tenside/core
 * @filesource
 */

namespace Tenside\Core\SelfTest\Cli;

use Symfony\Component\Console\Output\BufferedOutput;
use Symfony\Component\Finder\Finder;
use Symfony\Component\Process\Process;
use Tenside\Core\SelfTest\AbstractSelfTest;

/**
 * This class tests that a valid php-cli binary is available.
 */
class SelfTestCliRuntime extends AbstractSelfTest
{
    /**
     * The output buffer to keep track of the detection.
     *
     * @var BufferedOutput
     */
    private $log;

    /**
     * Check that we have a correct CLI executable of PHP.
     *
     * @return void
     */
    public function doTest()
    {
        $this->setMessage('Check if a valid PHP CLI executable is available.');

        $this->log = new BufferedOutput();

        if ($this->isBinaryAvailableInPath()) {
            return;
        }

        $this->markFailed(
            'Could not find any PHP CLI executable, running tenside tasks will not work. ' . $this->log->fetch()
        );
    }

    /**
     * Check if any php executable is in the path.
     *
     * @return bool
     */
    private function isBinaryAvailableInPath()
    {
        $paths = array_filter(array_map('trim', explode(PATH_SEPARATOR, getenv('PATH'))));
        if (empty($paths)) {
            $paths = $this->getDefaultPaths();
        }

        return $this->isAnyBinaryValid($this->findBinaries($paths));
    }

    /**
     * Test the passed binaries.
     *
     * @param string[] $binaries The binaries to test.
     *
     * @return bool
     */
    private function isAnyBinaryValid($binaries)
    {
        foreach ($binaries as $binary) {
            if ($version = $this->testCliRuntime($binary)) {
                if (version_compare($version, '5.4', '<')) {
                    $this->log->writeln(sprintf('%s version is too low (%s)', $binary, $version));

                    return false;
                }

                $this->markSuccess('Found ' . $binary . ' (Version: ' . $version . ')');
                $this->getAutoConfig()->setPhpInterpreter($binary);

                return true;
            }
        }

        return false;
    }

    /**
     * Search all php binaries from the passed paths.
     *
     * @param string[] $paths     The paths to scan for binaries.
     *
     * @param string[] $fileNames Optional names of files to search for.
     *
     * @return string[]
     */
    private function findBinaries($paths, $fileNames = ['php', 'php.exe'])
    {
        // We have to work around the problem that the symfony Finder will try to follow the symlink when a file
        // i.e. /var/bin/foo is symlinked to /usr/bin/foo and therefore raise a warning that /var/bin is not in
        // the open_basedir locations.
        // Therefore we can not use the Finder component when open_basedir has been set.
        if ($baseDirs = array_filter(array_map('trim', explode(PATH_SEPARATOR, ini_get('open_basedir'))))) {
            $foundBinaries = [];

            foreach ($this->filterBaseDir($paths, $baseDirs) as $path) {
                foreach (scandir($path) as $file) {
                    if (in_array(basename($file), $fileNames)) {
                        $foundBinaries[] = new \SplFileInfo($path . DIRECTORY_SEPARATOR . $file);
                    }
                }
            }

            return $foundBinaries;
        }

        if (empty($paths)) {
            return [];
        }

        $finder = new Finder();
        $finder->in($paths);

        foreach ($fileNames as $name) {
            $finder->name($name);
        }

        $foundBinaries = [];
        foreach ($finder as $file) {
            /** @var \SplFileInfo $file */
            $foundBinaries[] = $file->getPathname();
        }

        return $foundBinaries;
    }

    /**
     * Filter out the paths not covered by basedir.
     *
     * @param string[] $paths    The paths to filter.
     *
     * @param string[] $baseDirs The base dir paths.
     *
     * @return string[]
     */
    private function filterBaseDir($paths, $baseDirs)
    {
        return array_filter($paths, function ($path) use ($baseDirs) {
            foreach ($baseDirs as $baseDir) {
                if (substr($baseDir, 0, strlen($path)) === $path) {
                    return true;
                }
            }
            return false;
        });
    }

    /**
     * Test the cli runtime for a valid version string and return either the version or null.
     *
     * @param string $binary The binary to test.
     *
     * @return null|string
     */
    private function testCliRuntime($binary)
    {
        $process = new Process(
            sprintf(
                '%s %s',
                escapeshellcmd($binary),
                escapeshellarg('--version')
            )
        );

        if (0 !== $process->run()) {
            return null;
        }

        // Version PHP 5.4.45-0+deb7u1
        if (!preg_match('#.*PHP ([0-9a-zA-Z\.\-\+]+) \(cli\)#', $process->getOutput(), $output)) {
            return null;
        }

        return $output[1];
    }

    /**
     * Retrieve the list of default paths for the current OS.
     *
     * @return string[]
     */
    private function getDefaultPaths()
    {
        if (defined('PHP_WINDOWS_VERSION_BUILD')) {
            return [
                'C:\php',
                'C:\php5'
            ];
        }

        return [
            '/usr/local/bin',
            '/usr/bin',
            '/bin',
        ];
    }
}


1			<?php
2
3			/**
4			* This file is part of tenside/core.
5			*
6			* (c) Christian Schiffler <[email protected]>
7			*
8			* For the full copyright and license information, please view the LICENSE
9			* file that was distributed with this source code.
10			*
11			* This project is provided in good faith and hope to be usable by anyone.
12			*
13			* @package tenside/core
14			* @author Christian Schiffler <[email protected]>
15			* @copyright 2015 Christian Schiffler <[email protected]>
16			* @license https://github.com/tenside/core/blob/master/LICENSE MIT
17			* @link https://github.com/tenside/core
18			* @filesource
19			*/
20
21			namespace Tenside\Core\SelfTest\Cli;
22
23			use Symfony\Component\Console\Output\BufferedOutput;
24			use Symfony\Component\Finder\Finder;
25			use Symfony\Component\Process\Process;
26			use Tenside\Core\SelfTest\AbstractSelfTest;
27
28			/**
29			* This class tests that a valid php-cli binary is available.
30			*/
31			class SelfTestCliRuntime extends AbstractSelfTest
32			{
33			/**
34			* The output buffer to keep track of the detection.
35			*
36			* @var BufferedOutput
37			*/
38			private $log;
39
40			/**
41			* Check that we have a correct CLI executable of PHP.
42			*
43			* @return void
44			*/
45			public function doTest()
46			{
47			$this->setMessage('Check if a valid PHP CLI executable is available.');
48
49			$this->log = new BufferedOutput();
50
51			if ($this->isBinaryAvailableInPath()) {
52			return;
53			}
54
55			$this->markFailed(
56			'Could not find any PHP CLI executable, running tenside tasks will not work. ' . $this->log->fetch()
57			);
58			}
59
60			/**
61			* Check if any php executable is in the path.
62			*
63			* @return bool
64			*/
65			private function isBinaryAvailableInPath()
66			{
67			$paths = array_filter(array_map('trim', explode(PATH_SEPARATOR, getenv('PATH'))));
68			if (empty($paths)) {
69			$paths = $this->getDefaultPaths();
70			}
71
72			return $this->isAnyBinaryValid($this->findBinaries($paths));
73			}
74
75			/**
76			* Test the passed binaries.
77			*
78			* @param string[] $binaries The binaries to test.
79			*
80			* @return bool
81			*/
82			private function isAnyBinaryValid($binaries)
83			{
84			foreach ($binaries as $binary) {
85			if ($version = $this->testCliRuntime($binary)) {
86			if (version_compare($version, '5.4', '<')) {
87			$this->log->writeln(sprintf('%s version is too low (%s)', $binary, $version));
88
89			return false;
90			}
91
92			$this->markSuccess('Found ' . $binary . ' (Version: ' . $version . ')');
93			$this->getAutoConfig()->setPhpInterpreter($binary);
94
95			return true;
96			}
97			}
98
99			return false;
100			}
101
102			/**
103			* Search all php binaries from the passed paths.
104			*
105			* @param string[] $paths The paths to scan for binaries.
106			*
107			* @param string[] $fileNames Optional names of files to search for.
108			*
109			* @return string[]
110			*/
111			private function findBinaries($paths, $fileNames = ['php', 'php.exe'])
112			{
113			// We have to work around the problem that the symfony Finder will try to follow the symlink when a file
114			// i.e. /var/bin/foo is symlinked to /usr/bin/foo and therefore raise a warning that /var/bin is not in
115			// the open_basedir locations.
116			// Therefore we can not use the Finder component when open_basedir has been set.
117			if ($baseDirs = array_filter(array_map('trim', explode(PATH_SEPARATOR, ini_get('open_basedir'))))) {
118			$foundBinaries = [];
119
120			foreach ($this->filterBaseDir($paths, $baseDirs) as $path) {
121			foreach (scandir($path) as $file) {
122			if (in_array(basename($file), $fileNames)) {
123			$foundBinaries[] = new \SplFileInfo($path . DIRECTORY_SEPARATOR . $file);
124			}
125			}
126			}
127
128			return $foundBinaries;
129			}
130
131			if (empty($paths)) {
132			return [];
133			}
134
135			$finder = new Finder();
136			$finder->in($paths);
137
138			foreach ($fileNames as $name) {
139			$finder->name($name);
140			}
141
142			$foundBinaries = [];
143			foreach ($finder as $file) {
144			/** @var \SplFileInfo $file */
145			$foundBinaries[] = $file->getPathname();
146			}
147
148			return $foundBinaries;
149			}
150
151			/**
152			* Filter out the paths not covered by basedir.
153			*
154			* @param string[] $paths The paths to filter.
155			*
156			* @param string[] $baseDirs The base dir paths.
157			*
158			* @return string[]
159			*/
160			private function filterBaseDir($paths, $baseDirs)
161			{
162			return array_filter($paths, function ($path) use ($baseDirs) {
163			foreach ($baseDirs as $baseDir) {
164			if (substr($baseDir, 0, strlen($path)) === $path) {
165			return true;
166			}
167			}
168			return false;
169			});
170			}
171
172			/**
173			* Test the cli runtime for a valid version string and return either the version or null.
174			*
175			* @param string $binary The binary to test.
176			*
177			* @return null\|string
178			*/
179			private function testCliRuntime($binary)
180			{
181			$process = new Process(
182			sprintf(
183			'%s %s',
184			escapeshellcmd($binary),
185			escapeshellarg('--version')
186			)
187			);
188
189			if (0 !== $process->run()) {
190			return null;
191			}
192
193			// Version PHP 5.4.45-0+deb7u1
194			if (!preg_match('#.*PHP ([0-9a-zA-Z\.\-\+]+) \(cli\)#', $process->getOutput(), $output)) {
195			return null;
196			}
197
198			return $output[1];
199			}
200
201			/**
202			* Retrieve the list of default paths for the current OS.
203			*
204			* @return string[]
205			*/
206			private function getDefaultPaths()
207			{
208			if (defined('PHP_WINDOWS_VERSION_BUILD')) {
209			return [
210			'C:\php',
211			'C:\php5'
212			];
213			}
214
215			return [
216			'/usr/local/bin',
217			'/usr/bin',
218			'/bin',
219			];
220			}
221			}
222

tenside / core

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SelfTestCliRuntime::findBinaries() C

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