chamilo / chamilo-lms

        if ($replace) {

            switch ($this->type) {

                case (self::Element):

                    if ($this->rawNode->nodeType == XML_DOCUMENT_NODE) {

                        return $this->encdoc;

                    }

                    $importEnc = $this->rawNode->ownerDocument->importNode($this->encdoc->documentElement, TRUE);

                    $this->rawNode->parentNode->replaceChild($importEnc, $this->rawNode);

                    return $importEnc;

                    break;

                case (self::Content):

                    $importEnc = $this->rawNode->ownerDocument->importNode($this->encdoc->documentElement, TRUE);

                    while($this->rawNode->firstChild) {

                    $this->rawNode->parentNode->replaceChild($importEnc, $this->rawNode);

                    return $importEnc;

                    break;

                case (self::Content):

                    $importEnc = $this->rawNode->ownerDocument->importNode($this->encdoc->documentElement, TRUE);

                    while($this->rawNode->firstChild) {

                        $this->rawNode->removeChild($this->rawNode->firstChild);

                    }

                    $this->rawNode->appendChild($importEnc);

                    return $importEnc;

                    break;

            }

        } else {

            return $this->encdoc->documentElement;