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<?php |
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declare(strict_types=1); |
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namespace PhpEpub\Converters; |
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use PhpEpub\Exception; |
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use PhpEpub\Util\FileSystemHelper; |
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class CalibreAdapter implements ConverterInterface |
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{ |
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/** |
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* @var array<string, string> |
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*/ |
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private array $options; |
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/** |
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* CalibreAdapter constructor. |
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* |
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* @param array<string, string> $options Optional command-line options for Calibre. |
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*/ |
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public function __construct(array $options = [], private readonly FileSystemHelper $helper = new FileSystemHelper()) |
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{ |
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$defaultOptions = [ |
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'calibre_path' => '/usr/bin/ebook-convert', |
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'extra_args' => '', |
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]; |
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$this->options = array_merge($defaultOptions, $options); |
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} |
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public function convert(string $inputFile, string $outputPath): void |
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{ |
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$calibrePath = $this->options['calibre_path']; |
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if (! $this->helper->fileExists($calibrePath)) { |
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throw new Exception('Calibre tool not found at path: ' . $calibrePath); |
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} |
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if (! $this->helper->fileExists($inputFile)) { |
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throw new Exception("EPUB file not found: {$inputFile}"); |
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} |
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$command = sprintf( |
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'%s %s %s %s', |
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escapeshellcmd($calibrePath), |
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escapeshellarg($inputFile), |
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escapeshellarg($outputPath), |
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$this->options['extra_args'] |
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); |
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// Execute the command |
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$output = []; |
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$returnVar = 0; |
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$this->helper->exec($command, $output, $returnVar); |
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if ($returnVar !== 0) { |
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throw new Exception('Calibre conversion failed: ' . implode("\n", $output)); |
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} |
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if (! $this->helper->fileExists($outputPath) || $this->helper->fileSize($outputPath) === 0) { |
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throw new Exception('Calibre conversion failed'); |
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} |
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} |
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} |
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indy2kro /
php-epub
