public function test_array_flatten()
{
$this->assert_equals(array(), ActiveRecord\array_flatten(array()));
$this->assert_equals(array(1), ActiveRecord\array_flatten(array(1)));
$this->assert_equals(array(1), ActiveRecord\array_flatten(array(array(1))));
$this->assert_equals(array(1, 2), ActiveRecord\array_flatten(array(array(1, 2))));
$this->assert_equals(array(1, 2), ActiveRecord\array_flatten(array(array(1), 2)));
$this->assert_equals(array(1, 2), ActiveRecord\array_flatten(array(1, array(2))));
$this->assert_equals(array(1, 2, 3), ActiveRecord\array_flatten(array(1, array(2), 3)));
$this->assert_equals(array(1, 2, 3, 4), ActiveRecord\array_flatten(array(1, array(2, 3), 4)));
}
private function prepareMailForROLAlert($rolproducts){
$products = \ActiveRecord\array_flatten($rolproducts);
if (is_array($products)){
$products = implode("<br><br>", $products);
}
$message = "Dear Sir, ". "<br><br>";
$message .= "The stocks of the following products are in Re-order Level." . "<br><br><br>";
$message .= "Products :<br><br>" . $products . "<br><br>";
$message .= "Thanks." . "<br><br>";
$message .= "Portal Admin.". "<br><br>";
$subject = $this->rol_alert_mail_sub;
$return = $this->pushToMailQueue($subject , $message);
}