From 20fdeea8d95de16ae162a99b6324186cd74b5ad6 Mon Sep 17 00:00:00 2001
From: megan_w <megan_w@c91229c3-7414-0410-bfa2-8a42b809f60b>
Date: Thu, 22 May 2008 15:18:13 +0000
Subject: [PATCH] KTS-3384 "CLONE -How-To restrict "export" (SUP-841)" In Progress. Fixed the cleanup of the tmp files.

---
 lib/foldermanagement/compressionArchiveUtil.inc.php | 45 ++++++++++++++++++++++++++++-----------------
 plugins/ktcore/KTBulkActions.php                    |  2 +-
 2 files changed, 29 insertions(+), 18 deletions(-)

diff --git a/lib/foldermanagement/compressionArchiveUtil.inc.php b/lib/foldermanagement/compressionArchiveUtil.inc.php
index ff74e2e..d4f9b36 100644
--- a/lib/foldermanagement/compressionArchiveUtil.inc.php
+++ b/lib/foldermanagement/compressionArchiveUtil.inc.php
@@ -52,30 +52,42 @@ class ZipFolder {
 
     /**
     * Constructor
+    *
+    * @param string $sZipFileName The name of the zip file - gets ignored at the moment.
+    * @param string $exportCode The code to use if a zip file has already been created.
     */
-    function ZipFolder($sZipFileName) {
+    function ZipFolder($sZipFileName, $exportCode = null) {
         $this->oKTConfig =& KTConfig::getSingleton();
         $this->oStorage =& KTStorageManagerUtil::getSingleton();
 
         $this->sOutputEncoding = $this->oKTConfig->get('export/encoding', 'UTF-8');
-        
+
         $this->sPattern = "[\*|\%|\\\|\/|\<|\>|\+|\:|\?|\||\'|\"]";
         $this->sFolderPattern = "[\*|\%|\<|\>|\+|\:|\?|\||\'|\"]";
 
-        $sBasedir = $this->oKTConfig->get("urls/tmpDirectory");
-        $sTmpPath = tempnam($sBasedir, 'kt_compress_zip');
+        // If the export code exists then a temp zip directory has already been created
+        if(!empty($exportCode)){
+            $aData = KTUtil::arrayGet($_SESSION['zipcompression'], $exportCode);
+
+            if(!empty($aData)){
+                $sTmpPath = $aData['dir'];
+            }
+        }else {
+            $sBasedir = $this->oKTConfig->get("urls/tmpDirectory");
+            $sTmpPath = tempnam($sBasedir, 'kt_compress_zip');
+
+            unlink($sTmpPath);
+            mkdir($sTmpPath, 0755);
+        }
 
-        unlink($sTmpPath);
-        mkdir($sTmpPath, 0700);
-        
-        // Hard coding the zip file name - else it doesn't download properly
+        // Hard coding the zip file name.
+        // It normally uses the folder name but if there are special characters in the name then it doesn't download properly.
         $sZipFileName = 'kt_zip';
 
         $this->sTmpPath = $sTmpPath;
         $this->sZipFileName = $sZipFileName;
         $this->aPaths = array();
 
-
         $aReplace = array(
             "[" => "[[]",
             " " => "[ ]",
@@ -182,8 +194,8 @@ class ZipFolder {
         putenv("LANG=$loc");
         putenv("LANGUAGE=$loc");
         $loc = setlocale(LC_ALL, $loc);
-        
-        
+
+
 
         $sManifest = sprintf("%s/%s", $this->sTmpPath, "MANIFEST");
         file_put_contents($sManifest, join("\n", $this->aPaths));
@@ -193,7 +205,7 @@ class ZipFolder {
         $aCmd = array($sZipCommand, "-r", $sZipFile, ".", "-i@MANIFEST");
         $sOldPath = getcwd();
         chdir($this->sTmpPath);
-        
+
         // Note that the popen means that pexec will return a file descriptor
         $aOptions = array('popen' => 'r');
         $fh = KTUtil::pexec($aCmd, $aOptions);
@@ -222,10 +234,10 @@ class ZipFolder {
         $sExportCode = KTUtil::randomString();
         $_SESSION['zipcompression'][$sExportCode] = array(
             'file' => $sZipFile,
-            'dir' => $this->oZip->sTmpPath,
+            'dir' => $this->sTmpPath,
         );
         $_SESSION['zipcompression']['exportcode'] = $sExportCode;
-        
+
         $this->sZipFile = $sZipFile;
         return $sExportCode;
     }
@@ -251,7 +263,7 @@ class ZipFolder {
         if (!file_exists($sZipFile)) {
             return PEAR::raiseError(_kt('The ZIP file can only be downloaded once - if you cancel the download, you will need to reload the page.'));
         }
-        
+
         header("Content-Type: application/zip; charset=utf-8");
         header("Content-Length: ". filesize($sZipFile));
         header("Content-Disposition: attachment; filename=\"" . $this->sZipFileName . ".zip" . "\"");
@@ -259,8 +271,7 @@ class ZipFolder {
         header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
         header("Cache-Control: must-revalidate");
         readfile($sZipFile);
-        $sTmpDir = $sTmpPath;
-        KTUtil::deleteDirectory($sTmpDir);
+        KTUtil::deleteDirectory($sTmpPath);
         return true;
     }
 
diff --git a/plugins/ktcore/KTBulkActions.php b/plugins/ktcore/KTBulkActions.php
index 58da917..c9c2ba0 100644
--- a/plugins/ktcore/KTBulkActions.php
+++ b/plugins/ktcore/KTBulkActions.php
@@ -719,7 +719,7 @@ class KTBrowseBulkExportAction extends KTBulkAction {
         $sCode = $this->oValidator->validateString($_REQUEST['exportcode']);
 
         $folderName = $this->oFolder->getName();
-        $this->oZip = new ZipFolder($folderName);
+        $this->oZip = new ZipFolder($folderName, $sCode);
 
         $res = $this->oZip->downloadZipFile($sCode);
 
--
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