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- <?php
- /**
- * @file
- * Generates the PDF version using mPDF.
- *
- * This file is included by the print_pdf_mpdf module and includes the
- * functions that interface with the mPDF library.
- *
- * @ingroup print
- */
- /**
- * Implements hook_print_pdf_generate().
- */
- function print_pdf_mpdf_print_pdf_generate($html, $meta, $paper_size = NULL, $page_orientation = NULL) {
- module_load_include('inc', 'print', 'includes/print');
- $pdf_tool = explode('|', variable_get('print_pdf_pdf_tool', PRINT_PDF_PDF_TOOL_DEFAULT));
- // Version 7 of the mpdf library uses a composer autoloader.
- // Also there no longer is way to truly detect the library version, so this
- // seems like the best alternative.
- $mpdf_version_7_plus = strpos($pdf_tool[1], 'autoload.php') !== FALSE;
- if (empty($paper_size)) {
- $paper_size = variable_get('print_pdf_paper_size', PRINT_PDF_PAPER_SIZE_DEFAULT);
- }
- if (empty($page_orientation)) {
- $page_orientation = variable_get('print_pdf_page_orientation', PRINT_PDF_PAGE_ORIENTATION_DEFAULT);
- }
- $images_via_file = variable_get('print_pdf_images_via_file', PRINT_PDF_IMAGES_VIA_FILE_DEFAULT);
- $config = array();
- if ($mpdf_version_7_plus) {
- $config['tempDir'] = drupal_realpath('public://print_pdf/print_pdf_mpdf/');
- }
- else {
- // Deprecated since mpdf v7.x.
- if (variable_get('print_pdf_autoconfig', PRINT_PDF_AUTOCONFIG_DEFAULT)) {
- if (!defined('_MPDF_TTFONTDATAPATH')) {
- define('_MPDF_TTFONTDATAPATH', drupal_realpath('public://print_pdf/print_pdf_mpdf/ttfontdata/'));
- }
- if (!defined('_MPDF_TEMP_PATH')) {
- define('_MPDF_TEMP_PATH', drupal_realpath('public://print_pdf/print_pdf_mpdf/tmp/'));
- }
- }
- }
- $tool_path = DRUPAL_ROOT . '/' . $pdf_tool[1];
- if (file_exists($tool_path)) {
- require_once $tool_path;
- }
- else {
- watchdog('print_pdf', 'Configured PDF tool does not exist at path: %path', array('%path' => $tool_path), WATCHDOG_ERROR);
- throw new Exception("Configured PDF tool does not exist, unable to generate PDF.");
- }
- $format = ($page_orientation == "landscape") ? $paper_size . "-L" : $paper_size;
- // Try to use local file access for image files.
- $html = _print_access_images_via_file($html, $images_via_file);
- // Set document information.
- if ($mpdf_version_7_plus) {
- $config['mode'] = 'utf-8';
- $config['format'] = $format;
- $mpdf = new \Mpdf\Mpdf($config);
- }
- else {
- $mpdf = new mPDF('UTF-8', $format);
- }
- if (isset($meta['name'])) {
- $mpdf->SetAuthor(strip_tags($meta['name']));
- }
- $mpdf->SetCreator(variable_get('site_name', 'Drupal'));
- /*
- // Pulled from the HTML meta data
- $mpdf->SetTitle(html_entity_decode($meta['title'], ENT_QUOTES, 'UTF-8'));
- $keys = implode(' ', explode("\n", trim(strip_tags($print['taxonomy']))));
- $mpdf->SetKeywords($keys);
- // Encrypt the file and grant permissions to the user to copy and print
- // No password is required to open the document
- // Owner has full rights using the password "MyPassword"
- $mpdf->SetProtection(array('copy', 'print'), '', 'MyPassword');
- $mpdf->SetProtection(array('copy', 'print', 'print-highres'), '', '');
- */
- drupal_alter('print_pdf_mpdf', $mpdf, $html, $meta);
- $mpdf->WriteHTML($html);
- // Try to recover from any warning/error.
- ob_clean();
- return $mpdf->Output('', 'S');
- }
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