From 60dc1f8c7af8ff3e4ad4e05c173abe54347861ed Mon Sep 17 00:00:00 2001
From: Julio Cesar Laura <juliocesar@colosa.com>
Date: Tue, 25 Sep 2012 13:22:23 -0400
Subject: [PATCH] BUG 6216 Impossible to get input document in tracker SOLVED

- Incorrect business logic to get the file to download
- Fix the business logic to get the file
---
 .../methods/tracker/tracker_ShowDocument.php  | 73 +++++++++++++------
 1 file changed, 52 insertions(+), 21 deletions(-)

diff --git a/workflow/engine/methods/tracker/tracker_ShowDocument.php b/workflow/engine/methods/tracker/tracker_ShowDocument.php
index bd8a17540..838ba00a3 100755
--- a/workflow/engine/methods/tracker/tracker_ShowDocument.php
+++ b/workflow/engine/methods/tracker/tracker_ShowDocument.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * cases_ShowDocument.php
+ * tracker_ShowDocument.php
  *
  * ProcessMaker Open Source Edition
  * Copyright (C) 2004 - 2008 Colosa Inc.23
@@ -22,33 +22,64 @@
  * Coral Gables, FL, 33134, USA, or email info@colosa.com.
  *
  */
-/*
- * Created on 13-02-2008
- *
- * @author David Callizaya <davidsantos@colosa.com>
- */
 
-if (!isset($_SESSION['PROCESS'])) {
-  G::header('location: login');
-}
-
-require_once 'classes/model/AppDocumentPeer.php';
+require_once ( "classes/model/AppDocumentPeer.php" );
 
 $oAppDocument = new AppDocument();
-$oAppDocument->Fields = $oAppDocument->load($_GET['a']);
+if(!isset($_GET['v'])){//Load last version of the document
+    $docVersion=$oAppDocument->getLastAppDocVersion($_GET['a']);
+}else{
+    $docVersion=$_GET['v'];
+}
+$oAppDocument->Fields = $oAppDocument->load($_GET['a'],$docVersion);
 
 $sAppDocUid = $oAppDocument->getAppDocUid();
-$info = pathinfo($oAppDocument->getAppDocFilename());
 $iDocVersion = $oAppDocument->getDocVersion();
+$info = pathinfo( $oAppDocument->getAppDocFilename() );
 $ext = $info['extension'];
 
-$realPath = PATH_DOCUMENT . $oAppDocument->Fields['APP_UID'] . '/' . $sAppDocUid .'_'.$iDocVersion . '.' . $ext;
-if (!file_exists($realPath)) {
-  $realPath = PATH_DOCUMENT . $oAppDocument->Fields['APP_UID'] . '/' . $sAppDocUid . '.' . $ext;
-}
-if (!file_exists($realPath)) {
-  G::streamFile($realPath, true, $oAppDocument->Fields['APP_DOC_FILENAME']);
+if (isset($_GET['b'])) {
+    if ($_GET['b'] == '0') {
+        $bDownload = false;
+    }
+    else {
+        $bDownload = true;
+    }
 }
 else {
-  die("'" . $oAppDocument->Fields['APP_DOC_FILENAME'] . "' " . G::LoadTranslation('ID_ERROR_STREAMING_FILE'));
-}
\ No newline at end of file
+    $bDownload = true;
+}
+
+
+$realPath = PATH_DOCUMENT . $oAppDocument->Fields['APP_UID'] . '/' . $sAppDocUid .'_'.$iDocVersion . '.' . $ext ;
+$realPath1 = PATH_DOCUMENT . $oAppDocument->Fields['APP_UID'] . '/' . $sAppDocUid  . '.' . $ext ;
+$sw_file_exists=false;
+if(file_exists($realPath)){
+    $sw_file_exists=true;
+}elseif(file_exists($realPath1)){
+    $sw_file_exists=true;
+    $realPath=$realPath1;
+}
+
+if(!$sw_file_exists){
+    $error_message="'".$oAppDocument->Fields['APP_DOC_FILENAME']. "' ".G::LoadTranslation('ID_ERROR_STREAMING_FILE');
+    if((isset($_POST['request']))&&($_POST['request']==true)){
+        $res ['success'] = 'failure';
+        $res ['message'] = $error_message;
+        print G::json_encode ( $res );
+    }else{
+        G::SendMessageText($error_message, "ERROR");
+        $backUrlObj=explode("sys".SYS_SYS,$_SERVER['HTTP_REFERER']);
+        G::header("location: "."/sys".SYS_SYS.$backUrlObj[1]);
+        die;
+    }
+
+}else{
+    if((isset($_POST['request']))&&($_POST['request']==true)){
+        $res ['success'] = 'success';
+        $res ['message'] = $oAppDocument->Fields['APP_DOC_FILENAME'];
+        print G::json_encode ( $res );
+    }else{
+        G::streamFile ( $realPath, $bDownload, $oAppDocument->Fields['APP_DOC_FILENAME'] );
+    }
+}