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Check::isFileUnderWatch()   A

Complexity

Conditions 4
Paths 4

Size

Total Lines 11
Code Lines 5

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
eloc 5
c 0
b 0
f 0
dl 0
loc 11
rs 10
cc 4
nc 4
nop 2
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<?php
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/**
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 * This file is part of CaptainHook
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 *
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 * (c) Sebastian Feldmann <[email protected]>
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 *
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 * For the full copyright and license information, please view the LICENSE
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 * file that was distributed with this source code.
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 */
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namespace CaptainHook\App\Hook\File\Action;
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use CaptainHook\App\Config;
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use CaptainHook\App\Console\IO;
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use CaptainHook\App\Exception\ActionFailed;
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use CaptainHook\App\Hook\Action;
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use CaptainHook\App\Hook\Constrained;
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use CaptainHook\App\Hook\Restriction;
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use Exception;
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use SebastianFeldmann\Git\Repository;
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/**
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 * Class Check
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 *
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 * @package CaptainHook
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 * @author  Sebastian Feldmann <[email protected]>
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 * @link    https://github.com/captainhookphp/captainhook
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 * @since   Class available since Release 5.4.1
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 */
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abstract class Check implements Action, Constrained
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{
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    /**
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     * Actual action name
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     *
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     * @var string
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     */
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    protected $actionName;
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    /**
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     * Make sure this action is only used pro pre-commit hooks
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     *
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     * @return \CaptainHook\App\Hook\Restriction
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     */
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    public static function getRestriction(): Restriction
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    {
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        return new Restriction('pre-commit');
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    }
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    /**
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     * Executes the action
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     *
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     * @param  \CaptainHook\App\Config           $config
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     * @param  \CaptainHook\App\Console\IO       $io
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     * @param  \SebastianFeldmann\Git\Repository $repository
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     * @param  \CaptainHook\App\Config\Action    $action
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     * @return void
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     * @throws \Exception
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     */
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    abstract public function execute(Config $config, IO $io, Repository $repository, Config\Action $action): void;
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    /**
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     * @param  \CaptainHook\App\Config\Options $options
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     * @param  string[]                        $stagedFiles
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     * @return array
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     * @throws \Exception
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     */
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    protected function getFilesToCheck(Config\Options $options, array $stagedFiles): array
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    {
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        return $this->extractFilesToCheck($this->getFilesToWatch($options), $stagedFiles);
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    }
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    /**
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     * Return a list of files to watch
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     *
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     * ['pattern1' => ['file1', 'file2'], 'pattern2' => ['file3']...]
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     *
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     * @param  \CaptainHook\App\Config\Options $options
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     * @return array
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     * @throws \Exception
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     */
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    private function getFilesToWatch(Config\Options $options): array
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    {
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        $filesToWatch = [];
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        $filePatterns = $options->get('files');
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        if (!is_array($filePatterns)) {
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            throw new Exception('Missing option "files" for ' . $this->actionName . ' action');
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        }
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        // collect all files that should be watched
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        foreach ($filePatterns as $glob) {
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            $filesToWatch[$glob] = glob($glob);
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        }
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        return $filesToWatch;
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    }
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    /**
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     * Extract files list from the action configuration
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     *
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     * @param  array    $filesToWatch  ['pattern1' => ['file1', 'file2'], 'pattern2' => ['file3']...]
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     * @param  string[] $stagedFiles
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     * @return array
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     */
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    private function extractFilesToCheck(array $filesToWatch, array $stagedFiles): array
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    {
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        $filesToCheck = [];
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        // check if any staged file should be watched
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        foreach ($stagedFiles as $stagedFile) {
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            if ($this->isFileUnderWatch($stagedFile, $filesToWatch)) {
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                $filesToCheck[] = $stagedFile;
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            }
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        }
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        return $filesToCheck;
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    }
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    /**
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     * Check if a file is in the list of watched files
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     *
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     * @param  string $stagedFile
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     * @param  array  $filesToWatch
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     * @return bool
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     */
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    protected function isFileUnderWatch(string $stagedFile, array $filesToWatch): bool
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    {
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        // check the list of files found for each pattern
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        foreach ($filesToWatch as $pattern => $files) {
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            foreach ($files as $fileToWatch) {
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                if ($fileToWatch === $stagedFile) {
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                    return true;
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                }
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            }
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        }
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        return false;
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    }
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    /**
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     * Returns true if the file has no contents
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     *
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     * @param  string $file
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     * @return bool
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     */
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    protected function isEmpty(string $file): bool
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    {
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        return filesize($file) === 0;
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    }
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}
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