public function render()
{
// check object rules
if ($this->rules && !Conditions::checkConditions($this->rules)) {
return false;
}
$html = '';
if ($this->htmlBefore) {
$html .= $this->htmlBefore;
}
$html .= $this->renderContent();
if (isset($this->htmlAfter)) {
$html .= $this->htmlAfter;
}
return $html;
}
/**
* @return array
*/
private function getDisplayCols()
{
$cols = array();
foreach ($this->columns as $col) {
$col instanceof Column;
// check column display rules
if (!$col->conditions || $col->conditions && Conditions::checkConditions($col->conditions)) {
$cols[] = $col;
}
}
return $cols;
}
