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How can I implement a custom filter which is based around the value of another field?
For example, I have a field called `stockLevel` and another called `minStock`. I want to develop a filter whereby I can show all entity records whose `stockLevel` is less than `minStock`.
So far, I have this:
However, I don't know what to do with the <FIELD NAME HERE> bit
For example, I have a field called `stockLevel` and another called `minStock`. I want to develop a filter whereby I can show all entity records whose `stockLevel` is less than `minStock`.
So far, I have this:
Code:
protected function filterBelowMinimumStock(&$result)
{
$result['whereClause'][] = array(
'stockLevel<' => <FIELD NAME HERE>
);
}