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<?php
/**
* This file is part of BibORB
*
* Copyright (C) 2003-2008 Guillaume Gardey <[email protected]>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
/**
*
* File: xslt_processor.php
*
* Description:
*
* A simple class to encapsulate XSLT method for PHP < 5
* Call XSLT module functions if PHP >=5
*
*/
if (PHP_VERSION >= 5) {
// Emulate the old xslt library functions
function xslt_create() {
return new XsltProcessor();
}
function xslt_process($xsltproc,
$xml_arg,
$xsl_arg,
$xslcontainer = null,
$args = null,
$params = null) {
// Start with preparing the arguments
$xml_arg = str_replace('arg:', '', $xml_arg);
$xsl_arg = str_replace('arg:', '', $xsl_arg);
// Create instances of the DomDocument class
$xml = new DomDocument;
$xsl = new DomDocument;
// Load the xml document and the xsl template
$xml->loadXML($args[$xml_arg]);
$xsl->loadXML($args[$xsl_arg]);
// Load the xsl template
$xsltproc->importStyleSheet($xsl);
// Set parameters when defined
if ($params) {
foreach ($params as $param => $value) {
$xsltproc->setParameter("", $param, $value);
}
}
// Start the transformation
$processed = $xsltproc->transformToXML($xml);
// Put the result in a file when specified
if ($xslcontainer) {
return @file_put_contents($xslcontainer, $processed);
} else {
return $processed;
}
}
function xslt_free($xsltproc) {
unset($xsltproc);
}
}
class XSLT_Processor {
var $output;
var $xsltproc;
var $xsl_parameters;
var $xml_string;
var $xsl_string;
function XSLT_Processor($base,$encoding){
$this->xsltproc = xslt_create();
if(PHP_VERSION < 5){
xslt_set_base($this->xsltproc,$base);
xslt_set_encoding($this->xsltproc,$encoding);
}
$this->xsl_parameters = null;
}
function free(){
xslt_free($this->xsltproc);
}
function set_xslt_encoding($encoding){
if(PHP_VERSION < 5){
xslt_set_encoding($this->xsltproc,$encoding);
}
}
function set_xslt_base($base){
if(PHP_VERSION < 5){
xslt_set_base($this->xsltproc,$base);
}
}
function set_xslt_parameters($param){
if(is_array($param)){
$this->parameters = $param;
}
}
function transform($xmlstring,$xslstring,$xslparam=array()){
$arguments = array('/_xml' => $xmlstring,
'/_xsl' => $xslstring);
$result = xslt_process($this->xsltproc,'arg:/_xml','arg:/_xsl',NULL,$arguments,$xslparam);
if(PHP_VERSION < 5){
if(!$result && xslt_errno($this->xsltproc)>0){
die(sprintf("Cannot process XSLT document [%d]: %s", xslt_errno($this->xsltproc), xslt_error($this->xsltproc)));
}
}
return $result;
}
}
?>
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