/**
* @return string
*/
protected function getProductOptionsXml()
{
$combinations = $this->getProductCombinations();
if (empty($combinations)) {
$price = fn_format_price($this->product->price);
return <<<XML
<StartPrice currencyID="{$this->getCurrency()}">{$price}</StartPrice>
<Quantity>{$this->product->amount}</Quantity>
XML;
} else {
$result = '<Variations><VariationSpecificsSet>';
$picturesXml = '';
foreach ($this->product->getOptions() as $option) {
$result .= <<<XML
<NameValueList>
<Name><![CDATA[{$option->name}]]></Name>
XML;
$picturesXml .= <<<XML
<Pictures>
<VariationSpecificName><![CDATA[{$option->name}]]></VariationSpecificName>
XML;
foreach ($option->getVariants() as $variant) {
$picturesXml .= <<<XML
<VariationSpecificPictureSet>
<VariationSpecificValue><![CDATA[{$variant->name}]]></VariationSpecificValue>
<PictureURL>{$this->product->getExternalPicture($variant->picture)}</PictureURL>
</VariationSpecificPictureSet>
XML;
$result .= "<Value><![CDATA[{$variant->name}]]></Value>\n";
}
$picturesXml .= "</Pictures>\n";
$result .= "</NameValueList>\n";
}
$result .= '</VariationSpecificsSet>' . $picturesXml;
foreach ($combinations as $combination) {
$sku = '';
$variationsXml = '';
foreach ($combination->getOptionVariants() as $item) {
$sku .= $item->getOption()->name . $item->name;
$variationsXml .= <<<XML
<NameValueList>
<Name><![CDATA[{$item->getOption()->name}]]></Name>
<Value><![CDATA[{$item->name}]]></Value>
</NameValueList>
XML;
}
$deleted = '';
if ($combination->isDeleted()) {
$deleted = "<Delete>true</Delete>";
}
$result .= <<<XML
<Variation>
{$deleted}
<SKU><![CDATA[{$sku}]]></SKU>
<StartPrice>{$combination->price}</StartPrice>
<Quantity>{$combination->quantity}</Quantity>
<VariationSpecifics>
{$variationsXml}
</VariationSpecifics>
</Variation>
XML;
}
$result .= '</Variations>';
return $result;
}
}
