DOMDocument::xinclude

(PHP 5)

DOMDocument::xinclude — Substitutes XIncludes in a DOMDocument Object

Description

int DOMDocument::xinclude ([ int $options ] )

This method substitutes » XIncludes in a DOMDocument object.

Note: Due to libxml2 automatically resolving entities, this method will produce unexpected results if the included XML file have an attached DTD.

Parameters

options: libxml parameters. Available since PHP 5.1.0 and Libxml 2.6.7.

Return Values

Returns the number of XIncludes in the document.

Examples

Example #1 DOMDocument->xinclude() example

 <?php

$xml = <<<EOD
<?xml version="1.0" ?>
<chapter xmlns:xi="http://www.w3.org/2001/XInclude">
 <title>Books of the other guy..</title>
 <para>
  <xi:include href="book.xml">
   <xi:fallback>
    <error>xinclude: book.xml not found</error>
   </xi:fallback>
  </xi:include>
 </para>
</chapter>
EOD;

$dom = new DOMDocument;

// let's have a nice output
$dom->preserveWhiteSpace = false;
$dom->formatOutput = true;

// load the XML string defined above
$dom->loadXML($xml);

// substitute xincludes
$dom->xinclude();

echo $dom->saveXML();

?>

The above example will output something similar to:

  <?xml version="1.0"?> <chapter xmlns:xi="http://www.w3.org/2001/XInclude">   <title>Books of the other guy..</title>   <para>     <row xml:base="/home/didou/book.xml">        <entry>The Grapes of Wrath</entry>        <entry>John Steinbeck</entry>        <entry>en</entry>        <entry>0140186409</entry>       </row>     <row xml:base="/home/didou/book.xml">        <entry>The Pearl</entry>        <entry>John Steinbeck</entry>        <entry>en</entry>        <entry>014017737X</entry>       </row>     <row xml:base="/home/didou/book.xml">        <entry>Samarcande</entry>        <entry>Amine Maalouf</entry>        <entry>fr</entry>        <entry>2253051209</entry>       </row>   </para> </chapter>