/** * Calls the wkhtmltopdf executable to generate a PDF. * * @param \DOMDocument $structure Structure source * use as basis for the transformation. * @param \phpDocumentor\Transformer\Transformation $transformation Transformation * that supplies the meta-data for this writer. * * @return void */ public function transform(\DOMDocument $structure, \phpDocumentor\Transformer\Transformation $transformation) { $artifact = $transformation->getTransformer()->getTarget() . DIRECTORY_SEPARATOR . $transformation->getArtifact(); $transformation->setArtifact($artifact); $source = substr($transformation->getSource(), 0, 1) != DIRECTORY_SEPARATOR ? $transformation->getTransformer()->getTarget() . DIRECTORY_SEPARATOR . $transformation->getSource() : $transformation->getSource(); $transformation->setSource($source); $options = ''; if ($transformation->getParameter('toc', 'false') == 'true') { $options = ' toc '; } // TODO: add parameter to provide a cover HTML // TODO: add a parameter to provide a header HTML // TODO: add a parameter to provide a footer HTML // first try if there is a wkhtmltopdf in the global path, this helps // windows users exec('wkhtmltopdf ' . $options . ' ' . $transformation->getSource() . ' ' . $transformation->getArtifact() . ' 2>&1', $output, $error); $output = implode(PHP_EOL, $output); // this notice is linux specific; if it is found no global wkhtmltopdf // was installed; try the one which is included with phpDocumentor if (strpos($output, 'wkhtmltopdf: not found') !== false) { // TODO: replace the below with a decent way to find the executable exec(dirname(__FILE__) . '/../../../src/wkhtmltopdf/wkhtmltopdf-i386 ' . $options . ' ' . $transformation->getSource() . ' ' . $transformation->getArtifact() . ' 2>&1', $output, $error); $output = implode(PHP_EOL, $output) . PHP_EOL; } // log message and output $this->log('Generating PDF file ' . $transformation->getArtifact() . ' from ' . $transformation->getSource()); $this->log($output, $error == 0 ? \phpDocumentor\Plugin\Core\Log::INFO : \phpDocumentor\Plugin\Core\Log::CRIT); // CRASH! if ($error != 0) { throw new \phpDocumentor\Plugin\Core\Exception('Conversion to PDF failed, see output for details'); } }