print_pdf_wkhtmltopdf.pipes.patch

diff --git a/sites/all/modules/contrib/print/print_pdf/lib_handlers/print_pdf_wkhtmltopdf/print_pdf_wkhtmltopdf.pages.inc b/sites/all/modules/contrib/print/print_pdf/lib_
index 3e86f97..87fdfc8 100644
--- a/sites/all/modules/contrib/print/print_pdf/lib_handlers/print_pdf_wkhtmltopdf/print_pdf_wkhtmltopdf.pages.inc
+++ b/sites/all/modules/contrib/print/print_pdf/lib_handlers/print_pdf_wkhtmltopdf/print_pdf_wkhtmltopdf.pages.inc
@@ -49,21 +49,30 @@ function print_pdf_wkhtmltopdf_print_pdf_generate($html, $meta, $paper_size = NU
     $wkhtmltopdf_options .= ' --username ' . check_plain($_SERVER['PHP_AUTH_USER']) . ' --password ' . check_plain($_SERVER['PHP_AUTH_PW']);
   }

-  $descriptor = array(0 => array('pipe', 'r'), 1 => array('pipe', 'w'), 2 => array('pipe', 'a'));
-  $cmd = '"' . realpath($pdf_tool[1]) . "\" --page-size $paper_size --orientation $page_orientation --dpi $dpi $wkhtmltopdf_options - -";
+  $file = drupal_tempnam("/tmp/", "wkhtmltopdf_");
+  $file .= ".html";
+  $fd = fopen($file, 'w');
+  fwrite($fd, $html);
+  fclose($fd);
+  # die($file);
+
+  $descriptor = array(0 => array('file', '/dev/null', 'r'), 1 => array('pipe', 'w'), 2 => array('file', '/dev/null', 'w'));
+  $cmd = '"' . realpath($pdf_tool[1]) . "\" --page-size $paper_size --orientation $page_orientation --dpi $dpi $wkhtmltopdf_options $file -";

   $process = proc_open($cmd, $descriptor, $pipes, NULL, NULL);

   if (is_resource($process)) {
-    fwrite($pipes[0], $html);
+ #   fwrite($pipes[0], $html);
     fclose($pipes[0]);
+
+    fclose($pipes[2]);

     $pdf = stream_get_contents($pipes[1]);
     fclose($pipes[1]);

-    stream_set_blocking($pipes[2], 0);
-    $error = stream_get_contents($pipes[2]);
-    fclose($pipes[2]);
+    // stream_set_blocking($pipes[2], 0);
+    // $error = stream_get_contents($pipes[2]);
+    // fclose($pipes[2]);

     $retval = proc_close($process);
     if (!empty($error) || ($retval != 0)) {