/**
* Normalize value of the text nodes, descendants of an element
*
* @param DOMElement $element
* @return void
*/
protected function normalizeElement(DOMElement $element)
{
$xpath = new DOMXPath($element->ownerDocument);
$query = './/text()[normalize-space() != ""]';
foreach ($xpath->query($query, $element) as $i => $node) {
$value = BuiltInFilters::sanitizeUrl($node->nodeValue);
if (!$i) {
$value = $this->unescapeBrackets(ltrim($value));
}
$node->nodeValue = $value;
}
if (isset($node)) {
$node->nodeValue = rtrim($node->nodeValue);
}
}
/**
* @testdox sanitizeUrl() tests
* @dataProvider getSanitizeUrlTests
*/
public function testSanitizeUrl($url, $expected)
{
$this->assertSame($expected, BuiltInFilters::sanitizeUrl($url));
}