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107 lines
3.4 KiB
PHP
107 lines
3.4 KiB
PHP
<?php // $Id$
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/**
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* prints the form to export the items as xml-file
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*
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* @version $Id$
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* @author Andreas Grabs
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* @license http://www.gnu.org/copyleft/gpl.html GNU Public License
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* @package feedback
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*/
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require_once("../../config.php");
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require_once("lib.php");
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// get parameters
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$id = required_param('id', PARAM_INT);
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$action = optional_param('action', false, PARAM_ALPHA);
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if ($id) {
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if (! $cm = get_coursemodule_from_id('feedback', $id)) {
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print_error('invalidcoursemodule');
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}
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if (! $course = $DB->get_record("course", array("id"=>$cm->course))) {
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print_error('coursemisconf');
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}
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if (! $feedback = $DB->get_record("feedback", array("id"=>$cm->instance))) {
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print_error('invalidcoursemodule');
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}
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}
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$capabilities = feedback_load_capabilities($cm->id);
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require_login($course->id, true, $cm);
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if(!$capabilities->edititems){
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print_error('invalidaction');
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}
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if ($action == 'exportfile') {
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if(!$exportdata = feedback_get_xml_data($feedback->id)) {
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print_error('nodata');
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}
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@feedback_send_xml_data($exportdata, 'feedback_'.$feedback->id.'.xml');
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exit;
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}
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redirect('view.php?id='.$id);
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exit;
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function feedback_get_xml_data($feedbackid) {
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global $DB;
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$space = ' ';
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//get all items of the feedback
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if(!$items = $DB->get_records('feedback_item', array('feedback'=>$feedbackid), 'position')) {
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return false;
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}
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//writing the header of the xml file including the charset of the currrent used language
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$data = '<?xml version="1.0" encoding="UTF-8" ?>'."\n";
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$data .= '<FEEDBACK VERSION="200701" COMMENT="XML-Importfile for mod/feedback">'."\n";
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$data .= $space.'<ITEMS>'."\n";
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//writing all the items
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foreach($items as $item) {
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//start of item
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$data .= $space.$space.'<ITEM TYPE="'.$item->typ.'" REQUIRED="'.$item->required.'">'."\n";
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//start of itemtext
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$data .= $space.$space.$space.'<ITEMTEXT>'."\n";
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//start of CDATA
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$data .= $space.$space.$space.$space.'<![CDATA[';
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$data .= $item->name;
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//end of CDATA
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$data .= ']]>'."\n";
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//end of itemtext
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$data .= $space.$space.$space.'</ITEMTEXT>'."\n";
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//start of presentation
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$data .= $space.$space.$space.'<PRESENTATION>'."\n";
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//start of CDATA
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$data .= $space.$space.$space.$space.'<![CDATA[';
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$data .= $item->presentation;
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//end of CDATA
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$data .= ']]>'."\n";
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//end of presentation
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$data .= $space.$space.$space.'</PRESENTATION>'."\n";
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//end of item
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$data .= $space.$space.'</ITEM>'."\n";
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}
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//writing the footer of the xml file
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$data .= $space.'</ITEMS>'."\n";
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$data .= '</FEEDBACK>'."\n";
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return $data;
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}
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function feedback_send_xml_data($data, $filename) {
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$charset = get_string('thischarset');
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@header('Content-Type: application/xml; charset=UTF-8');
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@header('Content-Disposition: attachment; filename='.$filename);
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print($data);
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}
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?>
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