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archived-doc-tr/reference/libxml/functions/libxml-set-external-entity-loader.xml
2023-08-05 16:03:11 +03:00

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<?xml version="1.0" encoding="utf-8"?>
<!-- EN-Revision: 8109567de77d72f9def7d39d92717248f9100a0b Maintainer: nilgun Status: ready -->
<refentry xml:id="function.libxml-set-external-entity-loader" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>libxml_set_external_entity_loader</refname>
<refpurpose>Öntanımlı harici öğe yükleyiciyi değiştirir</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>bool</type><methodname>libxml_set_external_entity_loader</methodname>
<methodparam><type class="union"><type>callable</type><type>null</type></type><parameter>geri_çağırım</parameter></methodparam>
</methodsynopsis>
<para>
Öntanımlı harici öğe yükleyiciyi değiştirir. İlgili işlem için
<constant>LIBXML_NOENT</constant> atanmış olsa bile, XXE saldırılarını
önlemek için isteğe bağlı harici öğe yüklenmesini engellemekte
kullanılabilir ve genellikle
<function>libxml_disable_entity_loader</function> çağrısına tercih edilir.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<variablelist>
<varlistentry>
<term><parameter>geri_çağırım</parameter></term>
<listitem>
<para>
Aşağıdaki sözdizimine sahip bir işlev olmalıdır:
<methodsynopsis>
<type class="union"><type>resource</type><type>string</type><type>null</type></type><methodname><replaceable>çözümleyici</replaceable></methodname>
<methodparam><type class="union"><type>string</type><type>null</type></type><parameter>genel</parameter></methodparam>
<methodparam><type>string</type><parameter>sistem</parameter></methodparam>
<methodparam><type>array</type><parameter>bağlam</parameter></methodparam>
</methodsynopsis>
<variablelist>
<varlistentry>
<term><parameter>genel</parameter></term>
<listitem>
<simpara>
DOCTYPE genel kimliği.
</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>sistem</parameter></term>
<listitem>
<simpara>
DOCTYPE sistem kimliği.
</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>bağlam</parameter></term>
<listitem>
<simpara>
<literal>"directory"</literal>, <literal>"intSubName"</literal>,
<literal>"extSubURI"</literal> ve <literal>"extSubSystem"</literal>
anahtarlı ilişkisel bir dizi.
</simpara>
</listitem>
</varlistentry>
</variablelist>
Bu çağrılabilir, bir özkaynağın açılabileceği bir dize veya özkaynak
döndürmelidir. &null; döndürülürse, öğe gönderim çözümlemesi başarısız
olmuş demektir.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
&return.success;
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title>- <function>libxml_set_external_entity_loader</function> örneği</title>
<programlisting role="php">
<![CDATA[
<?php
$xml = <<<XML
<!DOCTYPE foo PUBLIC "-//FOO/BAR" "http://example.com/foobar">
<foo>bar</foo>
XML;
$dtd = <<<DTD
<!ELEMENT foo (#PCDATA)>
DTD;
libxml_set_external_entity_loader(
function ($public, $system, $context) use($dtd) {
var_dump($public);
var_dump($system);
var_dump($context);
$f = fopen("php://temp", "r+");
fwrite($f, $dtd);
rewind($f);
return $f;
}
);
$dd = new DOMDocument;
$r = $dd->loadXML($xml);
var_dump($dd->validate());
?>
]]>
</programlisting>
&example.outputs;
<screen>
<![CDATA[
string(10) "-//FOO/BAR"
string(25) "http://example.com/foobar"
array(4) {
["directory"] => NULL
["intSubName"] => NULL
["extSubURI"] => NULL
["extSubSystem"] => NULL
}
bool(true)
]]>
</screen>
</example>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>libxml_disable_entity_loader</function></member>
<member><function>libxml_get_external_entity_loader</function></member>
</simplelist>
</para>
</refsect1>
</refentry>
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Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->