support &amp; in <item/>

Author: suin

Source/Suin/RSSWriter/SimpleXMLElement.php

@@ -4,4 +4,13 @@
 
 class SimpleXMLElement extends \SimpleXMLElement
 {
+	public function addChild($name, $value = null, $namespace = null)
+	{
+		if ( $value !== null and is_string($value) === true )
+		{
+			$value = str_replace('&', '&', $value);
+		}
+
+		return parent::addChild($name, $value, $namespace);
+	}
 }

Tests/Suin/RSSWriter/ItemTest.php

@@ -155,4 +155,18 @@ public function testAsXML_test_Japanese()
 
 		$this->assertXmlStringEqualsXmlString($expect, $item->asXML()->asXML());
 	}
+
+	public function test_with_amp()
+	{
+		$item = new Item();
+		$item
+			->title('test&test')
+			->url('url&url')
+			->description('desc&desc');
+		$expect = '<?xml version="1.0" encoding="UTF-8"?>
+<item><title>test&amp;test</title><link>url&amp;url</link><description>desc&amp;desc</description></item>
+';
+
+		$this->assertSame($expect, $item->asXML()->asXML());
+	}
 }