Added icon for scanner

Updated queXMLPDF class to point to TCPDF isntallation
Added icon to limesurvey page
Modified export_structure_quexml to be able to export a string of noheader specified

include/limesurvey/admin/quexmlsurvey.php

@@ -0,0 +1,94 @@
+<?php
+/*
+ * LimeSurvey
+ * Copyright (C) 2007 The LimeSurvey Project Team / Carsten Schmitz
+ * All rights reserved.
+ * License: GNU/GPL License v2 or later, see LICENSE.php
+ * LimeSurvey is free software. This version may have been modified pursuant
+ * to the GNU General Public License, and as distributed it includes or
+ * is derivative of works licensed under the GNU General Public License or
+ * other free or open source software licenses.
+ * See COPYRIGHT.php for copyright notices and details.
+ *
+ * $Id: quexmlsurvey.php 9149 2010-09-28 03:07:52Z azammitdcarf $
+ */
+
+//Ensure script is not run directly, avoid path disclosure
+include_once("login_check.php");
+include_once(dirname(__FILE__)."/classes/quexml/quexmlpdf.php");
+
+//---------------------
+// Comes from http://fr2.php.net/tempnam
+function tempdir($dir, $prefix='', $mode=0700)
+{
+    if (substr($dir, -1) != '/') $dir .= '/';
+
+    do
+    {
+        $path = $dir.$prefix.mt_rand(0, 9999999);
+    } while (!mkdir($path, $mode));
+
+    return $path;
+}
+
+global $tempdir;
+
+$surveyid = $_GET['sid'];
+
+// Set the language of the survey, either from GET parameter of session var
+if (isset($_GET['lang']))
+{
+    $_GET['lang'] = preg_replace("/[^a-zA-Z0-9-]/", "", $_GET['lang']);
+    if ($_GET['lang']) $surveyprintlang = $_GET['lang'];
+} else
+{
+    $surveyprintlang=GetbaseLanguageFromSurveyid($surveyid);
+}
+
+// Setting the selected language for printout
+$clang = new limesurvey_lang($surveyprintlang);
+
+$quexmlpdf = new queXMLPDF(PDF_PAGE_ORIENTATION, 'mm', PDF_PAGE_FORMAT, true, 'UTF-8', false);
+
+set_time_limit(120);
+
+$noheader = true;
+
+include_once("export_structure_quexml.php");
+
+$quexmlpdf->create($quexmlpdf->createqueXML($quexml));
+
+//NEED TO GET QID from $quexmlpdf
+$qid = intval($quexmlpdf->getQuestionnaireId());
+
+$zipdir=tempdir($tempdir);
+
+$f1 = "$zipdir/quexf_banding_{$qid}_{$surveyprintlang}.xml";
+$f2 = "$zipdir/quexmlpdf_{$qid}_{$surveyprintlang}.pdf";
+$f3 = "$zipdir/quexml_{$qid}_{$surveyprintlang}.xml";
+$f4 = "$zipdir/readme.txt";
+
+file_put_contents($f1, $quexmlpdf->getLayout());
+file_put_contents($f2, $quexmlpdf->Output("quexml_$qid.pdf", 'S'));
+file_put_contents($f3, $quexml);
+file_put_contents($f4, $clang->gT('This archive contains a PDF file of the survey, the queXML file of the survey and a queXF banding XML file which can be used with queXF: http://quexf.sourceforge.net/ for processing scanned surveys.'));
+
+require_once("classes/phpzip/phpzip.inc.php");
+$z = new PHPZip();
+$zipfile="$tempdir/quexmlpdf_{$qid}_{$surveyprintlang}.zip";
+$z->Zip($zipdir, $zipfile);
+
+unlink($f1);
+unlink($f2);
+unlink($f3);
+unlink($f4);
+rmdir($zipdir);
+
+header('Content-Type: application/octet-stream');
+header('Content-Disposition: attachment; filename="quexmlpdf_' . $qid . '_' . $surveyprintlang . '.zip"'); 
+header('Content-Transfer-Encoding: binary');
+// load the file to send:
+readfile($zipfile);
+unlink($zipfile);
+
+exit();