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authorChristoph M. Becker <cmbecker69@gmx.de>2021-03-03 19:23:39 +0100
committerChristoph M. Becker <cmbecker69@gmx.de>2021-03-08 15:07:01 +0100
commitf901bec494ae921f36e1066e4380b92888757f0f (patch)
treea6c11bd896ae5572f72a85b259ad1d587c30a0eb /ext/libxml/tests/bug51903.phpt
parent5787f91c55a7ebaeb34711d303cfc27f089f58b3 (diff)
downloadphp-git-f901bec494ae921f36e1066e4380b92888757f0f.tar.gz
Fix #51903: simplexml_load_file() doesn't use HTTP headers
The `encoding` attribute of the XML declaration is optional; it is good practice to use external encoding information where available if it is missing. Thus, we check for `charset` info of `Content-Type` headers, and see whether the encoding is supported. We cater to trailing parameters and quoted-strings, but not to escaped backslashes and quotes in quoted-strings, since no known character encoding contains these anyway. Co-authored-by: Michael Wallner <mike@php.net> Closes GH-6747.
Diffstat (limited to 'ext/libxml/tests/bug51903.phpt')
-rw-r--r--ext/libxml/tests/bug51903.phpt38
1 files changed, 38 insertions, 0 deletions
diff --git a/ext/libxml/tests/bug51903.phpt b/ext/libxml/tests/bug51903.phpt
new file mode 100644
index 0000000000..36a4b55704
--- /dev/null
+++ b/ext/libxml/tests/bug51903.phpt
@@ -0,0 +1,38 @@
+--TEST--
+Bug #51903 (simplexml_load_file() doesn't use HTTP headers)
+--SKIPIF--
+<?php
+if (!extension_loaded('simplexml')) die('skip simplexml extension not available');
+if (@!include "./ext/standard/tests/http/server.inc") die('skip server.inc not available');
+http_server_skipif('tcp://127.0.0.1:12342');
+?>
+--FILE--
+<?php
+require "./ext/standard/tests/http/server.inc";
+$responses = [
+ "data://text/plain,HTTP/1.1 200 OK\r\n"
+ . "Content-Type: text/xml; charset=ISO-8859-1\r\n\r\n"
+ . "<?xml version=\"1.0\"?>\n"
+ . "<root>\xE4\xF6\xFC</root>\n",
+ "data://text/plain,HTTP/1.1 200 OK\r\n"
+ . "Content-Type: text/xml; charset=ISO-8859-1; foo=bar\r\n\r\n"
+ . "<?xml version=\"1.0\"?>\n"
+ . "<root>\xE4\xF6\xFC</root>\n",
+ "data://text/plain,HTTP/1.1 200 OK\r\n"
+ . "Content-Type: text/xml; charset=\"ISO-8859-1\" ; foo=bar\r\n\r\n"
+ . "<?xml version=\"1.0\"?>\n"
+ . "<root>\xE4\xF6\xFC</root>\n",
+];
+$pid = http_server('tcp://127.0.0.1:12342', $responses);
+
+for ($i = 0; $i < count($responses); $i++) {
+ $sxe = simplexml_load_file('http://127.0.0.1:12342/');
+ echo "$sxe\n";
+}
+
+http_server_kill($pid);
+?>
+--EXPECT--
+äöü
+äöü
+äöü