[Serializer] XmlEncoder: don't cast padded strings

ogizanagi · ogizanagi · commit c1bfaa1de489 · 2019-07-08T17:39:29.000+02:00
diff --git a/src/Symfony/Component/Serializer/Encoder/XmlEncoder.php b/src/Symfony/Component/Serializer/Encoder/XmlEncoder.php
@@ -303,7 +303,7 @@ private function parseXmlAttributes(\DOMNode $node, array $context = [])
         $typeCastAttributes = $this->resolveXmlTypeCastAttributes($context);
 
         foreach ($node->attributes as $attr) {
-            if (!is_numeric($attr->nodeValue) || !$typeCastAttributes) {
+            if (!is_numeric($attr->nodeValue) || !$typeCastAttributes || (isset($attr->nodeValue[1]) && '0' === $attr->nodeValue[0])) {
                 $data['@'.$attr->nodeName] = $attr->nodeValue;
 
                 continue;
diff --git a/src/Symfony/Component/Serializer/Tests/Encoder/XmlEncoderTest.php b/src/Symfony/Component/Serializer/Tests/Encoder/XmlEncoderTest.php
@@ -306,6 +306,17 @@ public function testNoTypeCastAttribute()
         $this->assertSame($expected, $data);
     }
 
+    public function testDoesNotTypeCastStringsStartingWith0()
+    {
+        $source = <<<XML
+<?xml version="1.0"?>
+<document a="018"></document>
+XML;
+
+        $data = $this->encoder->decode($source, 'xml');
+        $this->assertSame('018', $data['@a']);
+    }
+
     public function testEncode()
     {
         $source = $this->getXmlSource();
