/**
* @param SimpleXMLElement $fromXml
* @param SimpleXMLElement $toXml
* @param callable|null $substitutesFunction
* @param string $keyAttribute
*/
private static function extendNodeAndChildren( SimpleXMLElement $fromXml, SimpleXMLElement $toXml, $substitutesFunction, $keyAttribute )
{
if ( ! ( $fromXml->getName() === $toXml->getName() && $fromXml->attributes( $keyAttribute ) === $toXml->attributes( $keyAttribute ) ) ) {
return;
}
foreach ( $fromXml->children() as $fromChild ) {
if ( $fromChild->attributes( $keyAttribute ) !== null ) {
$toChild = $toXml->getChildByNameAttr( $fromChild->getName(), $keyAttribute, $fromChild->attributes( $keyAttribute ) );
} elseif ( count( $fromChild->attributes() ) > 0 ) {
$toChild = $toXml->getChildByNameAttributes( $fromChild->getName(), $fromChild->attributes() );
} elseif ( trim( $fromXml->data() ) != '' ) {
$toChildren = $toXml->xpath( $fromXml->getName() . '[text()="' . addcslashes( $fromXml->data(), '"' ) . '"]' );
$toChild = ( count( $toChildren ) > 0 ) ? $toChildren[0] : null;
} else {
/* No attributes nor data: search single child with no attributes: */
$toChildren = $toXml->xpath( $fromChild->getName() . '[count(@*)=0]' );
if ( count( $toChildren ) == 1 ) {
$toChild = $toChildren[0];
} else {
/* No attributes nor data: search single child with attributes: */
$toChildren = $toXml->xpath( $fromChild->getName() );
if ( count( $toChildren ) == 1 ) {
$toChild = $toChildren[0];
} else {
$toChild = null;
}
}
}
if ( $toChild ) {
self::extendNodeAndChildren( $fromChild, $toChild, $substitutesFunction, $keyAttribute );
continue;
}
$insertAfter = $fromChild->attributes( 'insert-node-after' );
if ( $insertAfter ) {
$toChild = $toXml->getChildByNameAttr( $fromChild->getName(), $keyAttribute, $insertAfter );
if ( $toChild ) {
$toChild->insertNodeAndChildrenAfter( $fromChild, $substitutesFunction );
}
continue;
}
$insertBefore = $fromChild->attributes( 'insert-node-before' );
if ( $insertBefore ) {
$toChild = $toXml->getChildByNameAttr( $fromChild->getName(), $keyAttribute, $insertBefore );
if ( $toChild ) {
$toChild->insertNodeAndChildrenBefore( $fromChild, $substitutesFunction );
}
continue;
}
$toXml->addChildWithDescendants( $fromChild, $substitutesFunction );
}
}
/**
* Converts an <option> to a stdClass db result
* @param SimpleXMLElement $option
* @return \stdClass
*/
protected function optionToSelObject(SimpleXMLElement $option)
{
$hasIndex = $option->attributes('index') !== '' && $option->attributes('index') !== null;
$selObj = new \stdClass();
$selObj->value = $hasIndex ? $option->attributes('index') : $option->attributes('value');
if ($hasIndex) {
$selObj->internalvalue = $option->attributes('value');
}
$selObj->valuetype = $option->attributes('valuetype');
$selObj->operator = $option->attributes('operator');
$selObj->text = $option->data();
return $selObj;
}
