mirror of
https://github.com/sigmasternchen/php-doc-en
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94497636f2
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@324194 c90b9560-bf6c-de11-be94-00142212c4b1
129 lines
3 KiB
XML
129 lines
3 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<refentry xml:id="function.libxml-set-external-entity-loader" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
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<refnamediv>
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<refname>libxml_set_external_entity_loader</refname>
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<refpurpose>Changes the default external entity loader</refpurpose>
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</refnamediv>
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis>
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<type>void</type><methodname>libxml_set_external_entity_loader</methodname>
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<methodparam><type>callable</type><parameter>resolver_function</parameter></methodparam>
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</methodsynopsis>
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<para>
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Changes the default external entity loader.
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</para>
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</refsect1>
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<refsect1 role="parameters">
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&reftitle.parameters;
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<variablelist>
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<varlistentry>
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<term><parameter>resolver_function</parameter></term>
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<listitem>
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<para>
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A <type>callable</type> that takes three arguments. Two strings, a public id
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and system id, and a context (an array with four keys) as the third argument.
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This callback should return a resource, a string from which a resource can be
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opened, or &null;.
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</refsect1>
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<refsect1 role="returnvalues">
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&reftitle.returnvalues;
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<para>
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&return.void;
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</para>
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</refsect1>
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<refsect1 role="examples">
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&reftitle.examples;
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<para>
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<example>
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<title><function>libxml_set_external_entity_loader</function> example</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$xml = <<<XML
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<!DOCTYPE foo PUBLIC "-//FOO/BAR" "http://example.com/foobar">
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<foo>bar</foo>
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XML;
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$dtd = <<<DTD
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<!ELEMENT foo (#PCDATA)>
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DTD;
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libxml_set_external_entity_loader(
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function ($public, $system, $context) use($dtd) {
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var_dump($public);
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var_dump($system);
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var_dump($context);
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$f = fopen("php://temp", "r+");
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fwrite($f, $dtd);
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rewind($f);
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return $f;
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}
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);
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$dd = new DOMDocument;
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$r = $dd->loadXML($xml);
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var_dump($dd->validate());
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?>
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]]>
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</programlisting>
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&example.outputs;
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<screen>
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<![CDATA[
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string(10) "-//FOO/BAR"
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string(25) "http://example.com/foobar"
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array(4) {
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["directory"] => NULL
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["intSubName"] => NULL
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["extSubURI"] => NULL
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["extSubSystem"] => NULL
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}
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bool(true)
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]]>
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</screen>
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</example>
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</para>
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</refsect1>
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<refsect1 role="seealso">
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&reftitle.seealso;
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<para>
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<simplelist>
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<member><function>libxml_disable_entity_loader</function></member>
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</simplelist>
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</para>
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</refsect1>
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</refentry>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"~/.phpdoc/manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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