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<?
# Lifter002: TODO
# Lifter007: TODO
# Lifter003: TODO
# Lifter010: TODO
/**
* Export xml-functions.
*
* In this file there are several functions to generate xml-tags.
*
* @author Arne Schroeder <schroeder@data.quest.de>
* @access public
* @modulegroup export_modules
* @module export_xml_functions
* @package Export
*/
// +---------------------------------------------------------------------------+
// This file is part of Stud.IP
// export_xml_func.inc.php
//
// Copyright (c) 2002 Arne Schroeder <schroeder@data-quest.de>
// Suchi & Berg GmbH <info@data-quest.de>
// +---------------------------------------------------------------------------+
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or any later version.
// +---------------------------------------------------------------------------+
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
// +---------------------------------------------------------------------------+
/**
* create xml_header
*
* This function creates a xml-header for output.
* Its contents are Name of University, Stud.IP-Version, Range of Export (e.g. "root"), and temporal range.
*
* @access public
* @return string xml-header
*/
function xml_header()
{
global $SOFTWARE_VERSION, $ex_type, $ex_sem, $range_name, $range_id;
$semester = $ex_sem ? Semester::find($ex_sem) : Semester::findCurrent();
$xml_tag_string = "<" . "?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
$xml_tag_string .= "<studip version=\"" . xml_escape ($SOFTWARE_VERSION) . "\" logo=\"". xml_escape (Assets::image_path('logos/logo2b.png')) . "\"";
if ($range_id == "root") $xml_tag_string .= " range=\"" . _("Alle Einrichtungen") . "\"";
elseif ($range_name != "") $xml_tag_string .= " range=\"" . xml_escape ($range_name) . "\"";
if (Config::get()->UNI_NAME_CLEAN != "") $xml_tag_string .= " uni=\"" . xml_escape (Config::get()->UNI_NAME_CLEAN) . "\"";
if ($semester)
$xml_tag_string .= " zeitraum=\"" . xml_escape ($semester->name) . "\" semester_id=\"" . xml_escape ($semester->getId()) . "\"";
$xml_tag_string .= ">\n";
return $xml_tag_string;
}
/**
* create opening xml-tag
*
* This function creates an open xml-tag.
* The tag-name is defined by the given parameter $tag_name.
* An optional parameter allows to set an attribute named "key".
*
* @access public
* @param string tag name
* @param string value for optional attribute "key"
* @return string xml open tag
*/
function xml_open_tag($tag_name, $tag_key = "")
{
if ($tag_key != "")
$xml_tag_string .= " key=\"" . xml_escape ($tag_key ) ."\"" ;
$xml_tag_string = "<" . $tag_name . $xml_tag_string . ">\n";
return $xml_tag_string;
}
/**
* create closing xml-tag
*
* This function creates a closed xml-tag.
* The tag-name is defined by the given parameter $tag_name.
*
* @access public
* @param string tag name
* @return string xml close tag
*/
function xml_close_tag($tag_name)
{
$xml_tag_string = "</" . $tag_name . ">\n";
return $xml_tag_string;
}
/**
* create xml-tag
*
* This function creates a xml-tag.
* The tag-name is defined by the given parameter $tag_name.
* The given parameter tag_content is put between open tag and close tag.
*
* @access public
* @param string tag name
* @param string content for xml-tag
* @param array array of tag attributes
* @return string xml tag
*/
function xml_tag($tag_name, $tag_content, $tag_attributes = null)
{
if (is_array($tag_attributes)){
foreach($tag_attributes as $key => $value){
$xml_tag_string .= " $key=\"".xml_escape($value)."\" ";
}
}
$xml_tag_string = "<" . $tag_name . $xml_tag_string . ">"
. xml_escape ( $tag_content )
. "</" . $tag_name . ">\n";
return $xml_tag_string;
}
/**
* create xml-footer
*
* This function creates the footer for xml output,
* which is a closing "studip"-tag.
*
* @access public
* @return string xml footer
*/
function xml_footer()
{
$xml_tag_string = "</studip>";
return $xml_tag_string;
}
/**
* escapes special characters for xml use
*
* @param string $string the string to escape
* @return string
*/
function xml_escape($string)
{
$string = preg_replace('/[\x00-\x08\x0b\x0c\x0e-\x1f]/', '', $string);
return htmlspecialchars($string, ENT_QUOTES, 'UTF-8');
}
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