1--TEST--
2libxml_disable_entity_loader()
3--EXTENSIONS--
4libxml
5dom
6--SKIPIF--
7<?php
8if (LIBXML_VERSION < 20912) die('skip For libxml2 >= 2.9.12 only');
9--FILE--
10<?php
11
12$xml = <<<EOT
13<?xml version="1.0" encoding="UTF-8"?>
14<!DOCTYPE test [<!ENTITY xxe SYSTEM "XXE_URI">]>
15<foo>&xxe;</foo>
16EOT;
17
18$dir = str_replace('\\', '/', __DIR__);
19$xml = str_replace('XXE_URI', $dir . '/libxml_disable_entity_loader_payload.txt', $xml);
20
21function parseXML($xml) {
22  $doc = new DOMDocument();
23  $doc->resolveExternals = true;
24  $doc->substituteEntities = true;
25  $doc->validateOnParse = false;
26  $doc->loadXML($xml, 0);
27  return $doc->saveXML();
28}
29
30var_dump(strpos(parseXML($xml), 'SECRET_DATA') !== false);
31var_dump(libxml_disable_entity_loader(true));
32var_dump(strpos(parseXML($xml), 'SECRET_DATA') === false);
33
34echo "Done\n";
35?>
36--EXPECTF--
37bool(true)
38
39Deprecated: Function libxml_disable_entity_loader() is deprecated in %s on line %d
40bool(false)
41
42%s: DOMDocument::loadXML(): %Sfailed to load %s
43bool(true)
44Done
45