/**
* Method: convertDoc
* =========================================================================
* This is where we actually do some converting of docx to pdf.
* This converter uses the OpenOffice/LibreOffice Headless capabilities.
*
* Parameters:
* -------------------------------------------------------------------------
* - $docx: This must be an instance of ```SplFileInfo```
* pointing to the document to convert.
*
* Returns:
* -------------------------------------------------------------------------
* void
*/
public function convertDoc(TempFile $docx)
{
if (!is_executable($this->binary)) {
throw new RuntimeException('The libreoffice command ("' . $this->binary . '") ' . 'was not found or is not executable by the current user! ');
}
// Check to see if the profile dir exists and is writeable
if (is_dir($this->profile) && !is_writable($this->profile)) {
throw new RuntimeException('If libreoffice does not have permissions to the User ' . 'Profile directory ("' . $this->profile . '") the conversion ' . 'will fail!');
}
// Build the cmd to run
$cmd = $this->binary . ' ' . '--headless ' . '-env:UserInstallation=file://' . $this->profile . ' ' . '--convert-to pdf:writer_pdf_Export ' . '--outdir "' . $this->output . '" ' . '"' . $docx->getPathname() . '"';
// Run the command
$process = $this->process($cmd);
$process->run();
// Check for errors
if (!$process->isSuccessful()) {
throw new RuntimeException($process->getErrorOutput());
}
// Grab the generated pdf
$pdf = file_get_contents($this->output . '/' . $docx->getBasename('.docx') . '.pdf');
// Clean up after ourselves
exec('rm -rf ' . $this->profile);
// Finally return the generated pdf
return $pdf;
}
