/**
* Resursive helper function for converting to XML
*
* @param QuickBooks_XML_Node $node
* @param integer $tabs
* @param boolean $empty A constant, one of: QUICKBOOKS_XML_XML_PRESERVE, QUICKBOOKS_XML_XML_DROP, QUICKBOOKS_XML_XML_COMPRESS
* @param string $indent
* @return string
*/
public function _asXMLHelper($node, $tabs, $empty, $indent)
{
$xml = '';
if ($node->childCount()) {
$xml .= str_repeat($indent, $tabs) . '<' . $node->name();
foreach ($node->attributes() as $key => $value) {
// Make sure double-encode is *off*
//$xml .= ' ' . $key . '="' . QuickBooks_XML::encode($value, true, false) . '"';
$xml .= ' ' . $key . '="' . QuickBooks_XML::encode($value) . '"';
}
$xml .= '>' . "\n";
foreach ($node->children() as $child) {
$xml .= $this->_asXMLHelper($child, $tabs + 1, $empty, $indent);
}
$xml .= str_repeat($indent, $tabs) . '</' . $node->name() . '>' . "\n";
} else {
if ($node->hasAttributes()) {
$xml .= str_repeat($indent, $tabs) . '<' . $node->name();
foreach ($node->attributes() as $key => $value) {
// Double-encode is *off*
//$xml .= ' ' . $key . '="' . QuickBooks_XML::encode($value, true, false) . '"';
$xml .= ' ' . $key . '="' . QuickBooks_XML::encode($value) . '"';
}
// Double-encode is *off*
//$xml .= '>' . QuickBooks_XML::encode($node->data(), true, false) . '</' . $node->name() . '>' . "\n";
$xml .= '>' . QuickBooks_XML::encode($node->data()) . '</' . $node->name() . '>' . "\n";
} else {
if ($node->hasData() or $empty == QUICKBOOKS_XML_XML_PRESERVE) {
// Double-encode is *off*
//$xml .= str_repeat($indent, $tabs) . '<' . $node->name() . '>' . QuickBooks_XML::encode($node->data(), true, false) . '</' . $node->name() . '>' . "\n";
$xml .= str_repeat($indent, $tabs) . '<' . $node->name() . '>' . QuickBooks_XML::encode($node->data()) . '</' . $node->name() . '>' . "\n";
} else {
if ($empty == QUICKBOOKS_XML_XML_COMPRESS) {
$xml .= str_repeat($indent, $tabs) . '<' . $node->name() . ' />' . "\n";
} else {
if ($empty == QUICKBOOKS_XML_XML_DROP) {
// do nothing, drop the empty element
}
}
}
}
/*
$xml .= str_repeat($indent, $tabs) . '<' . $node->name();
foreach ($node->attributes() as $key => $value)
{
$xml .= ' ' . $key . '="' . htmlentities($value, ENT_QUOTES) . '"';
}
if ($node->data())
{
$xml .= '>' . htmlentities($node->data()) . '</' . $node->name() . '>' . "\n";
}
else if ($compress)
{
$xml .= ' />' . "\n";
}
else
{
$xml .= '></' . $node->name() . '>' . "\n";
}
*/
}
return $xml;
}