public function testIsAssociative()
{
$this->assertTrue(ArrayHelpers::isAssociative(array('foo' => 'bar', 'baz')));
$this->assertFalse(ArrayHelpers::isAssociative(array('foo', 'bar')));
}
/**
* @param DomDocument $document
* @param string $elementName
* @param mixed $content array or string
*/
private static function _toElement($document, $elementName, $content)
{
$element = $document->createElement($elementName);
if (is_array($content)) {
if (isset($content['@attributes'])) {
foreach ($content['@attributes'] as $k => $v) {
$element->setAttribute($k, $v);
}
unset($content['@attributes']);
}
if (isset($content['@value'])) {
$element->appendChild($document->createTextNode(self::_stringify($content['@value'])));
unset($content['@value']);
} else {
foreach ($content as $k => $v) {
if (is_array($v) && !ArrayHelpers::isAssociative($v)) {
// Repeating element
foreach ($v as $childContent) {
$element->appendChild(self::_toElement($document, $k, $childContent));
}
} else {
$element->appendChild(self::_toElement($document, $k, $v));
}
}
}
} else {
$element->appendChild($document->createTextNode(self::_stringify($content)));
}
return $element;
}