Filesystem::lineCounter() - Code Metrics - Inspection of "Initial working codebase for 2.0.0" - ericsizemore/utility - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( e6d102...7dc300 )

by Eric

created 2024-01-07 08:33 UTC

Filesystem::lineCounter() B

↳ Parent: Filesystem

Complexity

Conditions	7
Paths	7

Size

Total Lines	42
Code Lines	18

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	7
eloc	18
nc	7
nop	4
dl	0
loc	42
rs	8.8333
c	0
b	0
f	0

<?php

declare(strict_types=1);

/**
 * Utility - Collection of various PHP utility functions.
 *
 * @author    Eric Sizemore <[email protected]>
 * @version   2.0.0
 * @copyright (C) 2017 - 2024 Eric Sizemore
 * @license   The MIT License (MIT)
 *
 * Copyright (C) 2017 - 2024 Eric Sizemore <https://www.secondversion.com>.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

namespace Esi\Utility;

// Exceptions
use InvalidArgumentException;
use RuntimeException;
use Random\RandomException;
filter:
    dependency_paths: ["lib/*"]

// Classes
use RecursiveIteratorIterator;
use RecursiveDirectoryIterator;
use FilesystemIterator;
use SplFileObject;

// Functions
use function is_dir;
use function is_readable;
use function preg_match;
use function count;
use function preg_quote;
use function implode;
use function natsort;
use function rtrim;
use function array_pop;
use function explode;
use function clearstatcache;
use function file_exists;
use function is_writable;
use function file_put_contents;
use function file_get_contents;
use function unlink;
use function sprintf;
use function iterator_count;
use function array_reduce;
use function array_filter;
use function realpath;

// Constants
use const DIRECTORY_SEPARATOR;
use const PHP_OS_FAMILY;
use const FILE_APPEND;

/**
 * File system utilities.
 */
final class Filesystem
{
    /**
     * lineCounter()
     *
     * Parse a given directory's files for an approximate line count. Could be used for
     * a project directory, for example, to determine the line count for a project's codebase.
     *
     * NOTE: It does not count empty lines.
     *
     * @param   string          $directory      Directory to parse.
     * @param   array<string>   $ignore         Subdirectories of $directory you wish
     *                                          to not include in the line count.
     * @param   array<string>   $extensions     An array of file types/extensions of
     *                                          files you want included in the line count.
     * @param   bool            $onlyLineCount  If set to true, only returns an array
     *                                          of line counts without directory/filenames.
     *
     * @return  array<string, array<string, int>>|array<int>
     *
     * @throws  InvalidArgumentException
     */
    public static function lineCounter(string $directory, array $ignore = [], array $extensions = [], bool $onlyLineCount = false): array
    {
        // Sanity check
        if (!Filesystem::isDirectory($directory)) {
            throw new InvalidArgumentException('Invalid $directory specified');
        }

        // Initialize
        $lines = [];

        // Build the actual contents of the directory
        /** @var RecursiveDirectoryIterator $fileInfo */
        foreach (Filesystem::getIterator($directory) as $fileInfo) {
            // Directory names or extensions we wish to ignore
            if (!$fileInfo->isFile()) {
                //@codeCoverageIgnoreStart
                continue;
                //@codeCoverageIgnoreEnd
            }

            if (Filesystem::checkIgnore($fileInfo->getPath(), Filesystem::buildIgnore($ignore))) {
                continue;
            }

            if (Filesystem::checkExtensions($fileInfo->getExtension(), $extensions)) {
                continue;
            }

            $file = new SplFileObject($fileInfo->getPathname());
            $file->setFlags(SplFileObject::READ_AHEAD | SplFileObject::SKIP_EMPTY | SplFileObject::DROP_NEW_LINE);

            $lineCount = iterator_count($file);

            if (!$onlyLineCount) {
                /** @var array<string, array<string, int>> $lines */
                $lines[$file->getPath()][$file->getFilename()] = $lineCount;
            } else {
                /** @var array<int> $lines */
                $lines[] = $lineCount;
            }
        }
        return $lines;
    }

    /**
     * directorySize()
     *
     * Retrieves size of a directory (in bytes).
     *
     * @param   string          $directory  Directory to parse.
     * @param   array<string>   $ignore     Subdirectories of $directory you wish to not include.
     * @return  int
     *
     * @throws  InvalidArgumentException
     */
    public static function directorySize(string $directory, array $ignore = []): int
    {
        // Sanity checks
        if (!Filesystem::isDirectory($directory)) {
            throw new InvalidArgumentException('Invalid $directory specified');
        }

        // Initialize
        $size = 0;

        // Determine directory size by checking file sizes
        /** @var RecursiveDirectoryIterator $fileInfo */
        foreach (Filesystem::getIterator($directory) as $fileInfo) {
            // Directories we wish to ignore, if any
            if (Filesystem::checkIgnore($fileInfo->getPath(), Filesystem::buildIgnore($ignore))) {
                continue;
            }

            if ($fileInfo->isFile()) {
                $size += $fileInfo->getSize();
            }
        }
        return $size;
    }

    /**
     * directoryList()
     *
     * Retrieves contents of a directory.
     *
     * @param   string          $directory  Directory to parse.
     * @param   array<string>   $ignore     Subdirectories of $directory you wish to not include.
     * @return  array<mixed>
     *
     * @throws  InvalidArgumentException
     */
    public static function directoryList(string $directory, array $ignore = []): array
    {
        // Sanity checks
        if (!Filesystem::isDirectory($directory)) {
            throw new InvalidArgumentException('Invalid $directory specified');
        }

        // Initialize
        $contents = [];

        // Directories to ignore, if any
        $ignore = Filesystem::buildIgnore($ignore);

        // Build the actual contents of the directory
        /** @var RecursiveDirectoryIterator $fileInfo */
        foreach (Filesystem::getIterator($directory, true) as $key => $fileInfo) {
            if (Filesystem::checkIgnore($fileInfo->getPath(), $ignore)) {
                continue;
            }
            $contents[] = $key;
        }
        natsort($contents);

        return $contents;
    }

    /**
     * normalizeFilePath()
     *
     * Normalizes a file or directory path.
     *
     * @param   string  $path  The file or directory path.
     * @return  string         The normalized file or directory path.
     */
    public static function normalizeFilePath(string $path): string
    {
        // Path will be based on current directory separator as determined by PHP
        $separator = DIRECTORY_SEPARATOR;

        // Clean up the path a bit first
        $path = rtrim(str_replace(['/', '\\'], $separator, $path), $separator);
        $realPath = realpath($path);

        // Did realpath fail?
        if ($realPath === false) {
            // Filter through and reduce as needed
            $filtered = array_filter(
                explode($separator, $path),
                static fn (string $string, bool $binarySafe = false): int => Strings::length($string, $binarySafe)
            );

            $filtered = array_reduce($filtered, static function (array $tmp, string $item): array {
                if ($item === '..') {
                    array_pop($tmp);
                } elseif ($item !== '.') {
                    $tmp[] = $item;
                }
                return $tmp;
            }, []);

            // Put it all together.
            return implode($separator, $filtered);
        }
        // realpath did not fail
        return $realPath;
    }

    /**
     * isReallyWritable()
     *
     * Checks to see if a file or directory is really writable.
     *
     * @param   string  $file  File or directory to check.
     * @return  bool
     *
     * @throws RandomException  If unable to generate random string for the temp file.
     * @throws RuntimeException If the file or directory does not exist.
     */
    public static function isReallyWritable(string $file): bool
    {
        clearstatcache(true, $file);

        if (!file_exists($file)) {
            throw new RuntimeException('Invalid file or directory specified');
        }

        // If we are on Unix/Linux just run is_writable()
        // @codeCoverageIgnoreStart
        if (PHP_OS_FAMILY !== 'Windows') {
            return is_writable($file);
        }

        // We ignore code coverage due to differences in local and remote testing environments

        // Otherwise, if on Windows...
        // Attempt to write to the file or directory
        if (is_dir($file)) {
            $tmpFile = rtrim($file, '\\/') . DIRECTORY_SEPARATOR . Strings::randomString() . '.txt';
            $data = file_put_contents($tmpFile, 'tmpData', FILE_APPEND);

            unlink($tmpFile);
        } else {
            $data = file_get_contents($file);
        }
        return ($data !== false);
        // @codeCoverageIgnoreEnd
    }

    /**
     * fileRead()
     *
     * Perform a read operation on a pre-existing file.
     *
     * @param   string       $file  Filename.
     * @return  string|false
     *
     * @throws  InvalidArgumentException
     */
    public static function fileRead(string $file): string | false
    {
        // Sanity check
        if (!Filesystem::isFile($file)) {
            throw new InvalidArgumentException(sprintf("File '%s' does not exist or is not readable.", $file));
        }
        return file_get_contents($file);
    }

    /**
     * fileWrite()
     *
     * Perform a write operation on a pre-existing file.
     *
     * @param   string  $file   Filename.
     * @param   string  $data   If writing to the file, the data to write.
     * @param   int     $flags  Bitwise OR'ed set of flags for file_put_contents. One or
     *                          more of FILE_USE_INCLUDE_PATH, FILE_APPEND, LOCK_EX.
     *                          {@link http://php.net/file_put_contents}
     * @return  int<0, max>|false
     *
     * @throws InvalidArgumentException|RandomException
     */
    public static function fileWrite(string $file, string $data = '', int $flags = 0): false | int
    {
        // Sanity checks
        if (!Filesystem::isFile($file)) {
            throw new InvalidArgumentException(sprintf("File '%s' does not exist or is not readable.", $file));
        }

        // @codeCoverageIgnoreStart
        if (!Filesystem::isReallyWritable($file)) {
            throw new InvalidArgumentException(sprintf("File '%s' is not writable.", $file));
        }
        // @codeCoverageIgnoreEnd
        return file_put_contents($file, $data, $flags);
    }

    /** Helper functions for the directory related functions **/
    /**
     * isFile()
     *
     * Determines if the given $file is both a file and readable.
     *
     * @since 2.0.0
     *
     * @param   string  $file  Directory to check.
     * @return  bool
     */
    public static function isFile(string $file): bool
    {
        return (is_file($file) && is_readable($file));
    }

    /**
     * isDirectory()
     *
     * Determines if the given $directory is both a directory and readable.
     *
     * @since 2.0.0
     *
     * @param   string  $directory  Directory to check.
     * @return  bool
     */
    public static function isDirectory(string $directory): bool
    {
        return (is_dir($directory) && is_readable($directory));
    }

    /**
     * Builds the Iterator for lineCounter(), directorySize(), and directoryList().
     *
     * @access protected
     * @since 2.0.0
     *
     * @param   string  $forDirectory  The directory to create an iterator for.
     * @param   bool    $keyAsPath     Whether to use the key as pathname.
     *
     * @return  RecursiveIteratorIterator<RecursiveDirectoryIterator>
     */
    private static function getIterator(string $forDirectory, bool $keyAsPath = false): RecursiveIteratorIterator
    {
        static $options = FilesystemIterator::CURRENT_AS_FILEINFO | FilesystemIterator::SKIP_DOTS;

        if ($keyAsPath) {
            $options |= FilesystemIterator::KEY_AS_PATHNAME;
        }

        return new RecursiveIteratorIterator(
            new RecursiveDirectoryIterator($forDirectory, $options)
        );
    }

    /**
     * Builds the ignore list for lineCounter(), directorySize(), and directoryList().
     *
     * @access protected
     * @since 2.0.0
     *
     * @param   array<string>  $ignore  Array of file/folder names to ignore.
     * @return  string
     */
    private static function buildIgnore(array $ignore): string
    {
        if ($ignore !== []) {
            return preg_quote(implode('|', $ignore), '#');
        }
        return '';
    }

    /**
     * Checks the ignore list for lineCounter(), directorySize(), and directoryList().
     *
     * @access protected
     * @since 2.0.0
     *
     * @param   string  $path    The file path to check against ignore list.
     * @param   string  $ignore  The ignore list pattern.
     * @return  bool
     */
    private static function checkIgnore(string $path, string $ignore): bool
    {
        return $ignore !== '' && preg_match("#($ignore)#i", $path) === 1;
    }

    /**
     * Checks the extension ignore list for lineCounter(), directorySize(), and directoryList().
     *
     * @access protected
     * @since 2.0.0
     *
     * @param   string         $extension   File extension to check.
     * @param   array<string>  $extensions  Array of file extensions to ignore.
     * @return  bool
     */
    private static function checkExtensions(string $extension, array $extensions): bool
    {
        return $extensions !== [] && !Arrays::exists($extensions, $extension);
    }
}


1			<?php
2
3			declare(strict_types=1);
4
5			/**
6			* Utility - Collection of various PHP utility functions.
7			*
8			* @author Eric Sizemore <[email protected]>
9			* @version 2.0.0
10			* @copyright (C) 2017 - 2024 Eric Sizemore
11			* @license The MIT License (MIT)
12			*
13			* Copyright (C) 2017 - 2024 Eric Sizemore <https://www.secondversion.com>.
14			*
15			* Permission is hereby granted, free of charge, to any person obtaining a copy
16			* of this software and associated documentation files (the "Software"), to
17			* deal in the Software without restriction, including without limitation the
18			* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
19			* sell copies of the Software, and to permit persons to whom the Software is
20			* furnished to do so, subject to the following conditions:
21			*
22			* The above copyright notice and this permission notice shall be included in
23			* all copies or substantial portions of the Software.
24			*
25			* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
26			* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
27			* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
28			* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
29			* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
30			* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
31			* THE SOFTWARE.
32			*/
33
34			namespace Esi\Utility;
35
36			// Exceptions
37			use InvalidArgumentException;
38			use RuntimeException;
39			use Random\RandomException;
			1 ignored issue – show Bug introduced 2024-01-07 08:45 UTC by Report Bug Copy Issue Report The type `Random\RandomException` was not found. Maybe you did not declare it correctly or list all dependencies? The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g. `excluded_paths: ["lib/"]`, you can move it to the dependency path list as follows: filter: dependency_paths: ["lib/"] For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths Loading history...
40
41			// Classes
42			use RecursiveIteratorIterator;
43			use RecursiveDirectoryIterator;
44			use FilesystemIterator;
45			use SplFileObject;
46
47			// Functions
48			use function is_dir;
49			use function is_readable;
50			use function preg_match;
51			use function count;
52			use function preg_quote;
53			use function implode;
54			use function natsort;
55			use function rtrim;
56			use function array_pop;
57			use function explode;
58			use function clearstatcache;
59			use function file_exists;
60			use function is_writable;
61			use function file_put_contents;
62			use function file_get_contents;
63			use function unlink;
64			use function sprintf;
65			use function iterator_count;
66			use function array_reduce;
67			use function array_filter;
68			use function realpath;
69
70			// Constants
71			use const DIRECTORY_SEPARATOR;
72			use const PHP_OS_FAMILY;
73			use const FILE_APPEND;
74
75			/**
76			* File system utilities.
77			*/
78			final class Filesystem
79			{
80			/**
81			* lineCounter()
82			*
83			* Parse a given directory's files for an approximate line count. Could be used for
84			* a project directory, for example, to determine the line count for a project's codebase.
85			*
86			* NOTE: It does not count empty lines.
87			*
88			* @param string $directory Directory to parse.
89			* @param array<string> $ignore Subdirectories of $directory you wish
90			* to not include in the line count.
91			* @param array<string> $extensions An array of file types/extensions of
92			* files you want included in the line count.
93			* @param bool $onlyLineCount If set to true, only returns an array
94			* of line counts without directory/filenames.
95			*
96			* @return array<string, array<string, int>>\|array<int>
97			*
98			* @throws InvalidArgumentException
99			*/
100			public static function lineCounter(string $directory, array $ignore = [], array $extensions = [], bool $onlyLineCount = false): array
101			{
102			// Sanity check
103			if (!Filesystem::isDirectory($directory)) {
104			throw new InvalidArgumentException('Invalid $directory specified');
105			}
106
107			// Initialize
108			$lines = [];
109
110			// Build the actual contents of the directory
111			/** @var RecursiveDirectoryIterator $fileInfo */
112			foreach (Filesystem::getIterator($directory) as $fileInfo) {
113			// Directory names or extensions we wish to ignore
114			if (!$fileInfo->isFile()) {
115			//@codeCoverageIgnoreStart
116			continue;
117			//@codeCoverageIgnoreEnd
118			}
119
120			if (Filesystem::checkIgnore($fileInfo->getPath(), Filesystem::buildIgnore($ignore))) {
121			continue;
122			}
123
124			if (Filesystem::checkExtensions($fileInfo->getExtension(), $extensions)) {
125			continue;
126			}
127
128			$file = new SplFileObject($fileInfo->getPathname());
129			$file->setFlags(SplFileObject::READ_AHEAD \| SplFileObject::SKIP_EMPTY \| SplFileObject::DROP_NEW_LINE);
130
131			$lineCount = iterator_count($file);
132
133			if (!$onlyLineCount) {
134			/** @var array<string, array<string, int>> $lines */
135			$lines[$file->getPath()][$file->getFilename()] = $lineCount;
136			} else {
137			/** @var array<int> $lines */
138			$lines[] = $lineCount;
139			}
140			}
141			return $lines;
142			}
143
144			/**
145			* directorySize()
146			*
147			* Retrieves size of a directory (in bytes).
148			*
149			* @param string $directory Directory to parse.
150			* @param array<string> $ignore Subdirectories of $directory you wish to not include.
151			* @return int
152			*
153			* @throws InvalidArgumentException
154			*/
155			public static function directorySize(string $directory, array $ignore = []): int
156			{
157			// Sanity checks
158			if (!Filesystem::isDirectory($directory)) {
159			throw new InvalidArgumentException('Invalid $directory specified');
160			}
161
162			// Initialize
163			$size = 0;
164
165			// Determine directory size by checking file sizes
166			/** @var RecursiveDirectoryIterator $fileInfo */
167			foreach (Filesystem::getIterator($directory) as $fileInfo) {
168			// Directories we wish to ignore, if any
169			if (Filesystem::checkIgnore($fileInfo->getPath(), Filesystem::buildIgnore($ignore))) {
170			continue;
171			}
172
173			if ($fileInfo->isFile()) {
174			$size += $fileInfo->getSize();
175			}
176			}
177			return $size;
178			}
179
180			/**
181			* directoryList()
182			*
183			* Retrieves contents of a directory.
184			*
185			* @param string $directory Directory to parse.
186			* @param array<string> $ignore Subdirectories of $directory you wish to not include.
187			* @return array<mixed>
188			*
189			* @throws InvalidArgumentException
190			*/
191			public static function directoryList(string $directory, array $ignore = []): array
192			{
193			// Sanity checks
194			if (!Filesystem::isDirectory($directory)) {
195			throw new InvalidArgumentException('Invalid $directory specified');
196			}
197
198			// Initialize
199			$contents = [];
200
201			// Directories to ignore, if any
202			$ignore = Filesystem::buildIgnore($ignore);
203
204			// Build the actual contents of the directory
205			/** @var RecursiveDirectoryIterator $fileInfo */
206			foreach (Filesystem::getIterator($directory, true) as $key => $fileInfo) {
207			if (Filesystem::checkIgnore($fileInfo->getPath(), $ignore)) {
208			continue;
209			}
210			$contents[] = $key;
211			}
212			natsort($contents);
213
214			return $contents;
215			}
216
217			/**
218			* normalizeFilePath()
219			*
220			* Normalizes a file or directory path.
221			*
222			* @param string $path The file or directory path.
223			* @return string The normalized file or directory path.
224			*/
225			public static function normalizeFilePath(string $path): string
226			{
227			// Path will be based on current directory separator as determined by PHP
228			$separator = DIRECTORY_SEPARATOR;
229
230			// Clean up the path a bit first
231			$path = rtrim(str_replace(['/', '\\'], $separator, $path), $separator);
232			$realPath = realpath($path);
233
234			// Did realpath fail?
235			if ($realPath === false) {
236			// Filter through and reduce as needed
237			$filtered = array_filter(
238			explode($separator, $path),
239			static fn (string $string, bool $binarySafe = false): int => Strings::length($string, $binarySafe)
240			);
241
242			$filtered = array_reduce($filtered, static function (array $tmp, string $item): array {
243			if ($item === '..') {
244			array_pop($tmp);
245			} elseif ($item !== '.') {
246			$tmp[] = $item;
247			}
248			return $tmp;
249			}, []);
250
251			// Put it all together.
252			return implode($separator, $filtered);
253			}
254			// realpath did not fail
255			return $realPath;
256			}
257
258			/**
259			* isReallyWritable()
260			*
261			* Checks to see if a file or directory is really writable.
262			*
263			* @param string $file File or directory to check.
264			* @return bool
265			*
266			* @throws RandomException If unable to generate random string for the temp file.
267			* @throws RuntimeException If the file or directory does not exist.
268			*/
269			public static function isReallyWritable(string $file): bool
270			{
271			clearstatcache(true, $file);
272
273			if (!file_exists($file)) {
274			throw new RuntimeException('Invalid file or directory specified');
275			}
276
277			// If we are on Unix/Linux just run is_writable()
278			// @codeCoverageIgnoreStart
279			if (PHP_OS_FAMILY !== 'Windows') {
280			return is_writable($file);
281			}
282
283			// We ignore code coverage due to differences in local and remote testing environments
284
285			// Otherwise, if on Windows...
286			// Attempt to write to the file or directory
287			if (is_dir($file)) {
288			$tmpFile = rtrim($file, '\\/') . DIRECTORY_SEPARATOR . Strings::randomString() . '.txt';
289			$data = file_put_contents($tmpFile, 'tmpData', FILE_APPEND);
290
291			unlink($tmpFile);
292			} else {
293			$data = file_get_contents($file);
294			}
295			return ($data !== false);
296			// @codeCoverageIgnoreEnd
297			}
298
299			/**
300			* fileRead()
301			*
302			* Perform a read operation on a pre-existing file.
303			*
304			* @param string $file Filename.
305			* @return string\|false
306			*
307			* @throws InvalidArgumentException
308			*/
309			public static function fileRead(string $file): string \| false
310			{
311			// Sanity check
312			if (!Filesystem::isFile($file)) {
313			throw new InvalidArgumentException(sprintf("File '%s' does not exist or is not readable.", $file));
314			}
315			return file_get_contents($file);
316			}
317
318			/**
319			* fileWrite()
320			*
321			* Perform a write operation on a pre-existing file.
322			*
323			* @param string $file Filename.
324			* @param string $data If writing to the file, the data to write.
325			* @param int $flags Bitwise OR'ed set of flags for file_put_contents. One or
326			* more of FILE_USE_INCLUDE_PATH, FILE_APPEND, LOCK_EX.
327			* {@link http://php.net/file_put_contents}
328			* @return int<0, max>\|false
329			*
330			* @throws InvalidArgumentException\|RandomException
331			*/
332			public static function fileWrite(string $file, string $data = '', int $flags = 0): false \| int
333			{
334			// Sanity checks
335			if (!Filesystem::isFile($file)) {
336			throw new InvalidArgumentException(sprintf("File '%s' does not exist or is not readable.", $file));
337			}
338
339			// @codeCoverageIgnoreStart
340			if (!Filesystem::isReallyWritable($file)) {
341			throw new InvalidArgumentException(sprintf("File '%s' is not writable.", $file));
342			}
343			// @codeCoverageIgnoreEnd
344			return file_put_contents($file, $data, $flags);
345			}
346
347			/ Helper functions for the directory related functions /
348			/**
349			* isFile()
350			*
351			* Determines if the given $file is both a file and readable.
352			*
353			* @since 2.0.0
354			*
355			* @param string $file Directory to check.
356			* @return bool
357			*/
358			public static function isFile(string $file): bool
359			{
360			return (is_file($file) && is_readable($file));
361			}
362
363			/**
364			* isDirectory()
365			*
366			* Determines if the given $directory is both a directory and readable.
367			*
368			* @since 2.0.0
369			*
370			* @param string $directory Directory to check.
371			* @return bool
372			*/
373			public static function isDirectory(string $directory): bool
374			{
375			return (is_dir($directory) && is_readable($directory));
376			}
377
378			/**
379			* Builds the Iterator for lineCounter(), directorySize(), and directoryList().
380			*
381			* @access protected
382			* @since 2.0.0
383			*
384			* @param string $forDirectory The directory to create an iterator for.
385			* @param bool $keyAsPath Whether to use the key as pathname.
386			*
387			* @return RecursiveIteratorIterator<RecursiveDirectoryIterator>
388			*/
389			private static function getIterator(string $forDirectory, bool $keyAsPath = false): RecursiveIteratorIterator
390			{
391			static $options = FilesystemIterator::CURRENT_AS_FILEINFO \| FilesystemIterator::SKIP_DOTS;
392
393			if ($keyAsPath) {
394			$options \|= FilesystemIterator::KEY_AS_PATHNAME;
395			}
396
397			return new RecursiveIteratorIterator(
398			new RecursiveDirectoryIterator($forDirectory, $options)
399			);
400			}
401
402			/**
403			* Builds the ignore list for lineCounter(), directorySize(), and directoryList().
404			*
405			* @access protected
406			* @since 2.0.0
407			*
408			* @param array<string> $ignore Array of file/folder names to ignore.
409			* @return string
410			*/
411			private static function buildIgnore(array $ignore): string
412			{
413			if ($ignore !== []) {
414			return preg_quote(implode('\|', $ignore), '#');
415			}
416			return '';
417			}
418
419			/**
420			* Checks the ignore list for lineCounter(), directorySize(), and directoryList().
421			*
422			* @access protected
423			* @since 2.0.0
424			*
425			* @param string $path The file path to check against ignore list.
426			* @param string $ignore The ignore list pattern.
427			* @return bool
428			*/
429			private static function checkIgnore(string $path, string $ignore): bool
430			{
431			return $ignore !== '' && preg_match("#($ignore)#i", $path) === 1;
432			}
433
434			/**
435			* Checks the extension ignore list for lineCounter(), directorySize(), and directoryList().
436			*
437			* @access protected
438			* @since 2.0.0
439			*
440			* @param string $extension File extension to check.
441			* @param array<string> $extensions Array of file extensions to ignore.
442			* @return bool
443			*/
444			private static function checkExtensions(string $extension, array $extensions): bool
445			{
446			return $extensions !== [] && !Arrays::exists($extensions, $extension);
447			}
448			}
449

ericsizemore / utility

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Filesystem::lineCounter() B

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