From 8289422f278ec89f70cf4e74ab2f031acaf41b3a Mon Sep 17 00:00:00 2001
From: Dany De Bontridder <dany@alchimerys.be>
Date: Fri, 29 Jan 2016 10:37:11 +0100
Subject: [PATCH] Add FIX_BROKEN_PDF to workaround an issue with PDFTK , it can
 not deal with all the PDF versions, we use CONVERT to fix it first

---
 include/class/class_document_export.php | 9 ++++++++-
 include/constant.php                    | 3 +++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/include/class/class_document_export.php b/include/class/class_document_export.php
index cf6d66ade..f4ce0edef 100644
--- a/include/class/class_document_export.php
+++ b/include/class/class_document_export.php
@@ -137,7 +137,7 @@ class Document_Export
                     $cnt_feedback++;
                     continue;
                 }
-            }
+            } 
 
             // Create a image with the stamp + formula
             $img = imagecreatefromgif(NOALYSS_INCLUDE . '/template/template.gif');
@@ -151,6 +151,13 @@ class Document_Export
             $stmt = CONVERT_GIF_PDF . " " . escapeshellarg($this->store_convert . '/' . 'stamp.gif') . " " . escapeshellarg($this->store_convert . '/stamp.pdf');
             passthru($stmt, $status);
 
+            //-----------------------------------
+            // Fix broken PDF , actually pdftk can not handle all the PDF
+            if ( define ('FIX_BROKEN_PDF') == 'YES' ) {
+                $stmpt = CONVERT_GIF_PDF." ". escapeshellarg($this->store_convert . '/' . $file_pdf)." ". escapeshellarg($this->store_convert . '/' . $file_pdf.'tmp');
+                passthru($stmpt,$status);
+                rename ($this->store_convert . '/' . $file_pdf.'tmp',$this->store_convert . '/' . $file_pdf);
+            }
             if ($status <> 0)
             {
                 $this->feedback[$cnt_feedback]['file'] = 'stamp.pdf';
diff --git a/include/constant.php b/include/constant.php
index c8e561d65..7397b443f 100644
--- a/include/constant.php
+++ b/include/constant.php
@@ -43,6 +43,9 @@ if ( !defined("NOALYSS_HOME")) define ("NOALYSS_HOME",dirname($dirname)."/html")
 if ( !defined("NOALYSS_PLUGIN")) define ("NOALYSS_PLUGIN",$g_ext_dir);
 if ( !defined("NOALYSS_INCLUDE")) define ("NOALYSS_INCLUDE",$g_include_dir);
 if ( !defined("NOALYSS_TEMPLATE")) define ("NOALYSS_TEMPLATE",$g_template_dir);
+// pdftk can deal with all the PDF , for some of them it is preferable to fix it
+// with convert
+if ( !defined("FIX_BROKEN_PDF")) define ("FIX_BROKEN_PDF",'NO');
 
 require_once NOALYSS_INCLUDE.'/constant.security.php';