Cli::canPipe() - Code Metrics - sebastianfeldmann/phpbu - Measure and Improve Code Quality continuously with Scrutinizer

Cli::canPipe() A
last analyzed 2020-10-24 14:04 UTC

↳ Parent: Cli

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes

Metric	Value
cc	1
eloc	1
nc	1
nop	0
dl	0
loc	3
ccs	2
cts	2
cp	1
crap	1
rs	10
c	0
b	0
f	0

<?php
namespace phpbu\App\Util;

use RuntimeException;

/**
 * Cli utility
 *
 * @package    phpbu
 * @subpackage Util
 * @author     Sebastian Feldmann <[email protected]>
 * @copyright  Sebastian Feldmann <[email protected]>
 * @license    https://opensource.org/licenses/MIT The MIT License (MIT)
 * @link       https://phpbu.de/
 * @since      Class available since Release 1.0.0
 */
abstract class Cli
{
    /**
     * List of console color codes
     *
     * @var array
     */
    private static $ansiCodes = [
        'bold'       => 1,
        'fg-black'   => 30,
        'fg-red'     => 31,
        'fg-green'   => 32,
        'fg-yellow'  => 33,
        'fg-cyan'    => 36,
        'fg-white'   => 37,
        'bg-red'     => 41,
        'bg-green'   => 42,
        'bg-yellow'  => 43
    ];

    /**
     * Optional command locations
     *
     * @var array
     */
    private static $optionalCommandLocations = [
        'mongodump' => [],
        'mysqldump' => [
            '/usr/local/mysql/bin', // Mac OS X
            '/usr/mysql/bin',       // Linux
        ],
        'tar'       => [],
    ];

    /**
     * Adds a new 'path' to the list of optional command locations
     *
     * @param string $command
     * @param string $path
     */
    public static function addCommandLocation(string $command, string $path)
    {
        self::$optionalCommandLocations[$command][] = $path;
    }

    /**
     * Returns the list of optional 'mysqldump' locations
     *
     * @param  string $command
     * @return array
     */
    public static function getCommandLocations(string $command) : array
    {
        return isset(self::$optionalCommandLocations[$command]) ? self::$optionalCommandLocations[$command] : [];
    }

    /**
     * Detect a given command's location
     *
     * @param  string $cmd               The command to locate
     * @param  string $path              Directory where the command should be
     * @param  array  $optionalLocations Some fallback locations where to search for the command
     * @return string                    Absolute path to detected command including command itself
     * @throws \RuntimeException
     */
    public static function detectCmdLocation(string $cmd, string $path = '', array $optionalLocations = []) : string
    {
        $detectionSteps = [
            function ($cmd) use ($path) {
                if (!empty($path)) {
                    return self::detectCmdLocationInPath($cmd, $path);
                }
                return '';
            },
            function ($cmd) {
                return self::detectCmdLocationWithWhich($cmd);
            },
            function ($cmd) {
                $paths = explode(PATH_SEPARATOR, self::getEnvPath());
                return self::detectCmdLocationInPaths($cmd, $paths);
            },
            function ($cmd) use ($optionalLocations) {
                return self::detectCmdLocationInPaths($cmd, $optionalLocations);
            }
        ];

        foreach ($detectionSteps as $step) {
            $bin = $step($cmd);
            if (!empty($bin)) {
                return $bin;
            }
        }

        throw new RuntimeException(sprintf('\'%s\' was nowhere to be found please specify the correct path', $cmd));
    }

    /**
     * Detect a command in a given path
     *
     * @param  string $cmd
     * @param  string $path
     * @return string
     * @throws \RuntimeException
     */
    public static function detectCmdLocationInPath(string $cmd, string $path) : string
    {
        $command = $path . DIRECTORY_SEPARATOR . $cmd;
        $bin     = self::isExecutable($command);
        if (empty($bin)) {
            throw new RuntimeException(sprintf('wrong path specified for \'%s\': %s', $cmd, $path));
        }
        return $bin;
    }

    /**
     * Detect command location using which cli command
     *
     * @param  string $cmd
     * @return string
     */
    public static function detectCmdLocationWithWhich(string $cmd) : string
    {
        $bin = '';
        // on nx systems use 'which' command.
        if (!defined('PHP_WINDOWS_VERSION_BUILD')) {
            $command = trim(`which $cmd`);
            $bin     = self::isExecutable($command);
        }
        return $bin;
    }

    /**
     * Check path list for executable command
     *
     * @param  string $cmd
     * @param  array  $paths
     * @return string
     */
    public static function detectCmdLocationInPaths(string $cmd, array $paths) : string
    {
        foreach ($paths as $path) {
            $command = $path . DIRECTORY_SEPARATOR . $cmd;
            $bin     = self::isExecutable($command);
            if (!empty($bin)) {
                return $bin;
            }
        }
        return '';
    }

    /**
     * Return local $PATH variable
     *
     * @return string
     * @throws \RuntimeException
     */
    public static function getEnvPath() : string
    {
        // check for unix and windows case $_SERVER index
        foreach (['PATH', 'Path', 'path'] as $index) {
            if (isset($_SERVER[$index])) {
                return $_SERVER[$index];
            }
        }
        throw new RuntimeException('cant find local PATH variable');
    }

    /**
     * Returns the executable command if the command is executable, null otherwise
     * Search for $command.exe on Windows systems.
     *
     * @param  string $command
     * @return string
     */
    public static function isExecutable(string $command) : string
    {
        if (is_executable($command)) {
            return $command;
        }
        // on windows check the .exe suffix
        if (defined('PHP_WINDOWS_VERSION_BUILD')) {
            $command .= '.exe';
            if (is_executable($command)) {
                return $command;
            }
        }
        return '';
    }

    /**
     * Formats a buffer with a specified ANSI color sequence if colors are enabled
     *
     * @author Sebastian Bergmann <[email protected]>
     * @param  string $color
     * @param  string $buffer
     * @return string
     */
    public static function formatWithColor(string $color, string $buffer) : string
    {
        $codes   = array_map('trim', explode(',', $color));
        $lines   = explode("\n", $buffer);
        $padding = max(array_map('strlen', $lines));

        $styles = [];
        foreach ($codes as $code) {
            $styles[] = self::$ansiCodes[$code];
        }
        $style = sprintf("\x1b[%sm", implode(';', $styles));

        $styledLines = [];
        foreach ($lines as $line) {
            $styledLines[] = strlen($line) ? $style . str_pad($line, $padding) . "\x1b[0m" : '';
        }

        return implode(PHP_EOL, $styledLines);
    }

    /**
     * Fills up a text buffer with '*' to consume 72 chars
     *
     * @param  string $buffer
     * @param  int    $length
     * @return string
     */
    public static function formatWithAsterisk(string $buffer, int $length = 75) : string
    {
        return $buffer . str_repeat('*', $length - strlen($buffer)) . PHP_EOL;
    }

    /**
     * Can command pipe operator be used
     *
     * @return bool
     */
    public static function canPipe() : bool
    {
        return !defined('PHP_WINDOWS_VERSION_BUILD');
    }

    /**
     * Removes a directory that is not empty
     *
     * @param string $dir
     */
    public static function removeDir(string $dir)
    {
        foreach (scandir($dir) as $file) {
            if ('.' === $file || '..' === $file) {
                continue;
            }
            if (is_dir($dir . '/' . $file)) {
                self::removeDir($dir . '/' . $file);
            } else {
                unlink($dir . '/' . $file);
            }
        }
        rmdir($dir);
    }
}


1		<?php
2		namespace phpbu\App\Util;
3
4		use RuntimeException;
5
6		/**
7		* Cli utility
8		*
9		* @package phpbu
10		* @subpackage Util
11		* @author Sebastian Feldmann <[email protected]>
12		* @copyright Sebastian Feldmann <[email protected]>
13		* @license https://opensource.org/licenses/MIT The MIT License (MIT)
14		* @link https://phpbu.de/
15		* @since Class available since Release 1.0.0
16		*/
17		abstract class Cli
18		{
19		/**
20		* List of console color codes
21		*
22		* @var array
23		*/
24		private static $ansiCodes = [
25		'bold' => 1,
26		'fg-black' => 30,
27		'fg-red' => 31,
28		'fg-green' => 32,
29		'fg-yellow' => 33,
30		'fg-cyan' => 36,
31		'fg-white' => 37,
32		'bg-red' => 41,
33		'bg-green' => 42,
34		'bg-yellow' => 43
35		];
36
37		/**
38		* Optional command locations
39		*
40		* @var array
41		*/
42		private static $optionalCommandLocations = [
43		'mongodump' => [],
44		'mysqldump' => [
45		'/usr/local/mysql/bin', // Mac OS X
46		'/usr/mysql/bin', // Linux
47		],
48		'tar' => [],
49		];
50
51		/**
52		* Adds a new 'path' to the list of optional command locations
53		*
54		* @param string $command
55		* @param string $path
56		*/
57	1	public static function addCommandLocation(string $command, string $path)
58		{
59	1	self::$optionalCommandLocations[$command][] = $path;
60	1	}
61
62		/**
63		* Returns the list of optional 'mysqldump' locations
64		*
65		* @param string $command
66		* @return array
67		*/
68	257	public static function getCommandLocations(string $command) : array
69		{
70	257	return isset(self::$optionalCommandLocations[$command]) ? self::$optionalCommandLocations[$command] : [];
71		}
72
73		/**
74		* Detect a given command's location
75		*
76		* @param string $cmd The command to locate
77		* @param string $path Directory where the command should be
78		* @param array $optionalLocations Some fallback locations where to search for the command
79		* @return string Absolute path to detected command including command itself
80		* @throws \RuntimeException
81		*/
82	260	public static function detectCmdLocation(string $cmd, string $path = '', array $optionalLocations = []) : string
83		{
84		$detectionSteps = [
85		function ($cmd) use ($path) {
86	260	if (!empty($path)) {
87	249	return self::detectCmdLocationInPath($cmd, $path);
88		}
89	11	return '';
90	260	},
91		function ($cmd) {
92	11	return self::detectCmdLocationWithWhich($cmd);
93	260	},
94		function ($cmd) {
95	2	$paths = explode(PATH_SEPARATOR, self::getEnvPath());
96	2	return self::detectCmdLocationInPaths($cmd, $paths);
97	260	},
98		function ($cmd) use ($optionalLocations) {
99	2	return self::detectCmdLocationInPaths($cmd, $optionalLocations);
100	260	}
101		];
102
103	260	foreach ($detectionSteps as $step) {
104	260	$bin = $step($cmd);
105	259	if (!empty($bin)) {
106	259	return $bin;
107		}
108		}
109
110	1	throw new RuntimeException(sprintf('\'%s\' was nowhere to be found please specify the correct path', $cmd));
111		}
112
113		/**
114		* Detect a command in a given path
115		*
116		* @param string $cmd
117		* @param string $path
118		* @return string
119		* @throws \RuntimeException
120		*/
121	249	public static function detectCmdLocationInPath(string $cmd, string $path) : string
122		{
123	249	$command = $path . DIRECTORY_SEPARATOR . $cmd;
124	249	$bin = self::isExecutable($command);
125	249	if (empty($bin)) {
126	1	throw new RuntimeException(sprintf('wrong path specified for \'%s\': %s', $cmd, $path));
127		}
128	248	return $bin;
129		}
130
131		/**
132		* Detect command location using which cli command
133		*
134		* @param string $cmd
135		* @return string
136		*/
137	11	public static function detectCmdLocationWithWhich(string $cmd) : string
138		{
139	11	$bin = '';
140		// on nx systems use 'which' command.
141	11	if (!defined('PHP_WINDOWS_VERSION_BUILD')) {
142	11	$command = trim(`which $cmd`);
143	11	$bin = self::isExecutable($command);
144		}
145	11	return $bin;
146		}
147
148		/**
149		* Check path list for executable command
150		*
151		* @param string $cmd
152		* @param array $paths
153		* @return string
154		*/
155	2	public static function detectCmdLocationInPaths(string $cmd, array $paths) : string
156		{
157	2	foreach ($paths as $path) {
158	2	$command = $path . DIRECTORY_SEPARATOR . $cmd;
159	2	$bin = self::isExecutable($command);
160	2	if (!empty($bin)) {
161	2	return $bin;
162		}
163		}
164	2	return '';
165		}
166
167		/**
168		* Return local $PATH variable
169		*
170		* @return string
171		* @throws \RuntimeException
172		*/
173	3	public static function getEnvPath() : string
174		{
175		// check for unix and windows case $_SERVER index
176	3	foreach (['PATH', 'Path', 'path'] as $index) {
177	3	if (isset($_SERVER[$index])) {
178	3	return $_SERVER[$index];
179		}
180		}
181	1	throw new RuntimeException('cant find local PATH variable');
182		}
183
184		/**
185		* Returns the executable command if the command is executable, null otherwise
186		* Search for $command.exe on Windows systems.
187		*
188		* @param string $command
189		* @return string
190		*/
191	260	public static function isExecutable(string $command) : string
192		{
193	260	if (is_executable($command)) {
194	258	return $command;
195		}
196		// on windows check the .exe suffix
197	3	if (defined('PHP_WINDOWS_VERSION_BUILD')) {
198		$command .= '.exe';
199		if (is_executable($command)) {
200		return $command;
201		}
202		}
203	3	return '';
204		}
205
206		/**
207		* Formats a buffer with a specified ANSI color sequence if colors are enabled
208		*
209		* @author Sebastian Bergmann <[email protected]>
210		* @param string $color
211		* @param string $buffer
212		* @return string
213		*/
214	3	public static function formatWithColor(string $color, string $buffer) : string
215		{
216	3	$codes = array_map('trim', explode(',', $color));
217	3	$lines = explode("\n", $buffer);
218	3	$padding = max(array_map('strlen', $lines));
219
220	3	$styles = [];
221	3	foreach ($codes as $code) {
222	3	$styles[] = self::$ansiCodes[$code];
223		}
224	3	$style = sprintf("\x1b[%sm", implode(';', $styles));
225
226	3	$styledLines = [];
227	3	foreach ($lines as $line) {
228	3	$styledLines[] = strlen($line) ? $style . str_pad($line, $padding) . "\x1b[0m" : '';
229		}
230
231	3	return implode(PHP_EOL, $styledLines);
232		}
233
234		/**
235		* Fills up a text buffer with '*' to consume 72 chars
236		*
237		* @param string $buffer
238		* @param int $length
239		* @return string
240		*/
241	14	public static function formatWithAsterisk(string $buffer, int $length = 75) : string
242		{
243	14	return $buffer . str_repeat('*', $length - strlen($buffer)) . PHP_EOL;
244		}
245
246		/**
247		* Can command pipe operator be used
248		*
249		* @return bool
250		*/
251	3	public static function canPipe() : bool
252		{
253	3	return !defined('PHP_WINDOWS_VERSION_BUILD');
254		}
255
256		/**
257		* Removes a directory that is not empty
258		*
259		* @param string $dir
260		*/
261	1	public static function removeDir(string $dir)
262		{
263	1	foreach (scandir($dir) as $file) {
264	1	if ('.' === $file \|\| '..' === $file) {
265	1	continue;
266		}
267	1	if (is_dir($dir . '/' . $file)) {
268	1	self::removeDir($dir . '/' . $file);
269		} else {
270	1	unlink($dir . '/' . $file);
271		}
272		}
273	1	rmdir($dir);
274	1	}
275		}
276

sebastianfeldmann / phpbu

Cli::canPipe() A last analyzed 2020-10-24 14:04 UTC

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Cli::canPipe() A
last analyzed 2020-10-24 14:04 UTC