/**
* Get a modifier customised to work on this datatype
*/
public function getQueryModifier(QuoteInterface $quoting, $cast = true)
{
$modifier = new Modifier($quoting, $this->data['type'], false);
// nullify
if ($this->data['isNullable']) {
$modifier->add('pre', '\\Bond\\nullify');
}
// datatypes which aren't all lower case need to be identifier quoted
if ($cast) {
// datatypes which aren't all lower case need to be identifier quoted
if (strtolower($this->data['type']) !== $this->data['type']) {
$type = $quoting->quoteIdent($this->data['type']);
} else {
$type = $this->data['type'];
}
$modifier->add('post', $modifier->generateCastClosure($type));
}
return $modifier;
}
/**
* Helper method for the parse query regex callback which converts the a string like 'cast(text)|null' or '|null'
* Into processoer callbacks for Modifier
* @param string Transformer string we're going to process
* @param Modifier $modifier
*/
private function processStringTransformers($string, Modifier $modifier)
{
// there can be multiple transformers are separated by |
foreach (explode('|', $string) as $fragment) {
switch (true) {
case $fragment === 'null':
$modifier->add('pre', '\\Bond\\nullify');
break;
case substr($fragment, 0, 4) === 'cast':
// extract type type from a modifier of the type cast(int), cast(text)
// default to the passed type if that doesn't work
$castTo = substr($fragment, 5, -1) ?: $modifier->type;
// $castTo = $modifier->quoteInterface->quoteIdent( $castTo );
$modifier->add('post', $modifier->generateCastClosure($castTo));
break;
default:
throw new UnknownQueryModifier($modifier);
}
}
}
