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[SimpleXML] Fix creating new attributes via attributes() dimension write #264

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[SimpleXML] Fix creating new attributes via attributes() dimension write #264

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2 changes: 2 additions & 0 deletions NEWS
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Original file line number Diff line number Diff line change
Expand Up @@ -120,6 +120,8 @@ PHP NEWS
corrupted). (ndossche)

- SimpleXML:
. Fixed writing to a dimension of the object returned by attributes() not
creating the attribute. (iliaal)
. Fixed integer element offsets that cannot resolve aliasing an existing
element. (iliaal)
. Fixed segfault when comparing uninitialized SimpleXMLElement
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3 changes: 1 addition & 2 deletions ext/simplexml/simplexml.c
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Expand Up @@ -443,8 +443,7 @@ static zval *sxe_prop_dim_write(zend_object *object, zval *member, zval *value,
if (sxe->iter.type == SXE_ITER_ATTRLIST) {
attribs = 1;
elements = 0;
node = php_sxe_get_first_node_non_destructive(sxe, node);
attr = (xmlAttrPtr)node;
attr = (xmlAttrPtr)php_sxe_get_first_node_non_destructive(sxe, node);
test = sxe->iter.name != NULL;
} else if (sxe->iter.type != SXE_ITER_CHILD) {
mynode = node;
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30 changes: 30 additions & 0 deletions ext/simplexml/tests/attributes_dimension_write.phpt
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@@ -0,0 +1,30 @@
--TEST--
Creating new attributes via dimension and property writes on attributes()
--FILE--
<?php
$x = simplexml_load_string('<r a="1"/>');
$x->attributes()['new'] = 'v';
echo $x->asXML();

$a = simplexml_load_string('<r/>');
$a->attributes()['created'] = 'yes';
echo $a->asXML();

$b = simplexml_load_string('<r a="1"/>');
$attrs = $b->attributes();
$attrs->other = 2;
echo $b->asXML();

$c = simplexml_load_string('<r a="1"/>');
$c->attributes()['a'] = '2';
echo $c->asXML();
?>
--EXPECT--
<?xml version="1.0"?>
<r a="1" new="v"/>
<?xml version="1.0"?>
<r created="yes"/>
<?xml version="1.0"?>
<r a="1" other="2"/>
<?xml version="1.0"?>
<r a="2"/>
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