protected function WkhtmltopdfController::buildShellCommand in wkhtmltopdf 2.0.x

Builds the shell command including parameters

Parameters

string $url: The absolute url that we're generating a pdf of

string $drupal_file_path: The drupal file path where the pdf will be generated

Return value

string The full shell command including parameters

1 call to WkhtmltopdfController::buildShellCommand()

WkhtmltopdfController::createFile in src/Controller/WkhtmltopdfController.php

Actually sends the shell command, and returns after the pdf file has been created

File

src/Controller/WkhtmltopdfController.php, line 171

Class

WkhtmltopdfController

A Controller to generate PDFs and return them as a binary reponse.

Namespace

Drupal\wkhtmltopdf\Controller

Code

protected function buildShellCommand($url, $drupal_file_path) {
  $binary = $this->settings
    ->get('wkhtmltopdf_bin');
  if (empty($binary)) {
    $this->logger
      ->error('wkhtmltopdf binary path has not been set in the configuration');
    throw new HttpException(500, 'An error occurred generating the pdf.');
  }
  $physical_file_path = $this->filesystem
    ->realpath($drupal_file_path);
  $arguments = $this
    ->getCommandLineArguments();
  $command = $binary;
  foreach ($arguments as $argument => $argument_value) {
    if (empty($argument_value)) {
      $command .= ' --' . $argument;
    }
    else {
      $command .= ' --' . $argument . ' ' . escapeshellarg($argument_value);
    }
  }
  $command .= ' ' . $url . ' ' . $physical_file_path;
  return $command;
}