XML_RDDL::getResourcesByNature

XML_RDDL::getResourcesByNature() – selects all resources of a specified nature

Synopsis

require_once 'XML/RDDL.php';

array XML_RDDL::getResourcesByNature ( string $nature )

Description

Gets all resources of a given nature from an RDDL document. You have to call XML_RDDL::parseRDDL() first. The nature of a resource is specified by the 'xlink:role' attribute. A nature can be a stylesheet, a DTD, a HTML document, etc. You can find a list of well known natures at http://www.rddl.org/natures/.

Parameter

string $nature - nature of the resources you want to get.

Return value

array array containing all resources with the specified nature.

Note

This function can not be called statically.

Usage example

Getting all stylesheets from a document


<?php
require_once "XML/RDDL.php";
// create new parser
$rddl   = &new XML_RDDL();
    
// parse a document that contains RDDL resources
$result = $rddl->parseRDDL('http://www.rddl.org');
// check for error
if (PEAR::isError($result)) {
    echo sprintf( "ERROR: %s (code %d)", $result->getMessage(), $result->getCode());
    exit;
}
// get all stylesheets
$xslt = $rddl->getResourcesByNature('http://www.w3.org/1999/XSL/Transform');
echo "<pre>";
print_r($xslt);
echo "</pre>";
?>