/**
* @inheritdoc
*/
protected function prepareModels()
{
$pattern = $this->getPattern();
if ($pattern == false) {
return parent::prepareModels();
}
$origAll = $this->allModels;
$attribute = $this->alphaAttribute;
$this->allModels = array_filter($this->allModels, function ($v) use($attribute, $pattern) {
$attrVal = $v->{$attribute};
if (is_array($pattern)) {
$pattern = '/^' . current($pattern) . '/';
return preg_match($pattern, $attrVal) === 1;
} else {
return stripos($attrVal, $pattern) === 0;
}
});
$r = parent::prepareModels();
$this->allModels = $origAll;
return $r;
}
