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<?php
/**
* Isis normal subfield iterator. Filter out special subfields.
*/
class IsisNormalSubfieldFilterIterator extends FilterIterator {
public function accept()
{
$field = $this->getInnerIterator()->field;
$class = $this->getInnerIterator()->class;
$subfield = $this->getInnerIterator()->current();
return !$class->specialSubfield($field, $subfield);
}
}
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