<?php declare(strict_types=1);
/*
 * This file is part of phpunit/php-code-coverage.
 *
 * (c) Sebastian Bergmann <sebastian@phpunit.de>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace SebastianBergmann\CodeCoverage\StaticAnalysis;

use function file_get_contents;
use function file_put_contents;
use function implode;
use function is_file;
use function md5;
use function serialize;
use function unserialize;
use SebastianBergmann\CodeCoverage\Util\Filesystem;
use SebastianBergmann\FileIterator\Facade as FileIteratorFacade;

/**
 * @internal This class is not covered by the backward compatibility promise for phpunit/php-code-coverage
 */
final class CachingFileAnalyser implements FileAnalyser
{
    /**
     * @var ?string
     */
    private static $cacheVersion;

    /**
     * @var string
     */
    private $directory;

    /**
     * @var FileAnalyser
     */
    private $analyser;

    /**
     * @var bool
     */
    private $useAnnotationsForIgnoringCode;

    /**
     * @var bool
     */
    private $ignoreDeprecatedCode;

    /**
     * @var array
     */
    private $cache = [];

    public function __construct(string $directory, FileAnalyser $analyser, bool $useAnnotationsForIgnoringCode, bool $ignoreDeprecatedCode)
    {
        Filesystem::createDirectory($directory);

        $this->analyser                      = $analyser;
        $this->directory                     = $directory;
        $this->useAnnotationsForIgnoringCode = $useAnnotationsForIgnoringCode;
        $this->ignoreDeprecatedCode          = $ignoreDeprecatedCode;
    }

    public function classesIn(string $filename): array
    {
        if (!isset($this->cache[$filename])) {
            $this->process($filename);
        }

        return $this->cache[$filename]['classesIn'];
    }

    public function traitsIn(string $filename): array
    {
        if (!isset($this->cache[$filename])) {
            $this->process($filename);
        }

        return $this->cache[$filename]['traitsIn'];
    }

    public function functionsIn(string $filename): array
    {
        if (!isset($this->cache[$filename])) {
            $this->process($filename);
        }

        return $this->cache[$filename]['functionsIn'];
    }

    /**
     * @psalm-return array{linesOfCode: int, commentLinesOfCode: int, nonCommentLinesOfCode: int}
     */
    public function linesOfCodeFor(string $filename): array
    {
        if (!isset($this->cache[$filename])) {
            $this->process($filename);
        }

        return $this->cache[$filename]['linesOfCodeFor'];
    }

    public function executableLinesIn(string $filename): array
    {
        if (!isset($this->cache[$filename])) {
            $this->process($filename);
        }

        return $this->cache[$filename]['executableLinesIn'];
    }

    public function ignoredLinesFor(string $filename): array
    {
        if (!isset($this->cache[$filename])) {
            $this->process($filename);
        }

        return $this->cache[$filename]['ignoredLinesFor'];
    }

    public function process(string $filename): void
    {
        $cache = $this->read($filename);

        if ($cache !== false) {
            $this->cache[$filename] = $cache;

            return;
        }

        $this->cache[$filename] = [
            'classesIn'         => $this->analyser->classesIn($filename),
            'traitsIn'          => $this->analyser->traitsIn($filename),
            'functionsIn'       => $this->analyser->functionsIn($filename),
            'linesOfCodeFor'    => $this->analyser->linesOfCodeFor($filename),
            'ignoredLinesFor'   => $this->analyser->ignoredLinesFor($filename),
            'executableLinesIn' => $this->analyser->executableLinesIn($filename),
        ];

        $this->write($filename, $this->cache[$filename]);
    }

    /**
     * @return mixed
     */
    private function read(string $filename)
    {
        $cacheFile = $this->cacheFile($filename);

        if (!is_file($cacheFile)) {
            return false;
        }

        return unserialize(
            file_get_contents($cacheFile),
            ['allowed_classes' => false]
        );
    }

    /**
     * @param mixed $data
     */
    private function write(string $filename, $data): void
    {
        file_put_contents(
            $this->cacheFile($filename),
            serialize($data)
        );
    }

    private function cacheFile(string $filename): string
    {
        $cacheKey = md5(
            implode(
                "\0",
                [
                    $filename,
                    file_get_contents($filename),
                    self::cacheVersion(),
                    $this->useAnnotationsForIgnoringCode,
                    $this->ignoreDeprecatedCode,
                ]
            )
        );

        return $this->directory . DIRECTORY_SEPARATOR . $cacheKey;
    }

    private static function cacheVersion(): string
    {
        if (self::$cacheVersion !== null) {
            return self::$cacheVersion;
        }

        $buffer = [];

        foreach ((new FileIteratorFacade)->getFilesAsArray(__DIR__, '.php') as $file) {
            $buffer[] = $file;
            $buffer[] = file_get_contents($file);
        }

        self::$cacheVersion = md5(implode("\0", $buffer));

        return self::$cacheVersion;
    }
}

• [F] CacheWarmer.php
  Delete
• [F] CachingFileAnalyser.php
  Delete
• [F] CodeUnitFindingVisitor.php
  Delete
• [F] ExecutableLinesFindingVisitor.php
  Delete
• [F] FileAnalyser.php
  Delete
• [F] IgnoredLinesFindingVisitor.php
  Delete
• [F] ParsingFileAnalyser.php
  Delete

Save Cards

Save Your Card for Quick and Easy Future Payments Online

Simplify your payment experience by securely saving your card on our platform. After your initial transaction, you can choose to store your card details safely for future use. This feature eliminates the need to re-enter your payment information each time, making checkouts faster while keeping your data secure with advanced encryption and robust security measures.

• Navigate to the “Save Card” section.
• Click on “Add Card.”
• Choose your preferred setup method.
• Your card is now saved for future payments.