/**
* @{inheritdoc}
*/
public function parse(Formula $formula)
{
$this->tokenCollector->addParameterBag($formula->getParameterBag());
foreach ($formula->getSubFormulas() as $key => $subformula) {
$this->tokenCollector->set($key, $subformula->formula);
$this->parse($subformula);
}
}
public function validateFormula($attribute, $params)
{
if (!empty($this->{$attribute})) {
$formula = new Formula($this->{$attribute}, Formula::CALCULABLE);
$formula->setParameter('var_purchase_price', 100);
// $formula->setIsCalculable(true);
if (!$formula->render()) {
$this->addError($attribute, 'Incorrect formula.');
}
}
}
public function testNotCalculable()
{
$formula = new FormulaModel('2 + 1 + {{ sf }} - {{ sf2 }}', false);
$formula->setRenderer(new StrtrFormulaRenderer());
$formula->setSubFormula('sf', new FormulaModel('3*10', true));
$formula->setSubFormula('sf2', new FormulaModel('10-{{sf3}}', false));
$this->phpString($formula->render())->isEqualTo('2 + 1 + 30 - 10-{{sf3}}');
$formula->setSubFormula('sf3', new FormulaModel('5-3', true));
$formula->getSubFormula('sf2')->setIsCalculable(true);
$this->phpString($formula->render())->isEqualTo('2 + 1 + 30 - 2');
$formula->setIsCalculable(true);
$this->phpString($formula->render())->isEqualTo('31');
}
/**
* @param Formula $formula
*
* @return array
*/
public function getReplacements(Formula $formula)
{
$result = array();
$start = $this->getOption('separator_start');
$end = $this->getOption('separator_end');
if (preg_match_all('/' . $start . '(.+?)' . $end . '/is', $this->prepare($formula->formula), $matches)) {
$result = array_merge($result, $matches[1]);
}
foreach ($formula->getSubFormulas() as $key => $subformula) {
$result = array_merge($result, $this->getReplacements($subformula));
unset($result[array_search($key, $result)]);
}
return array_unique($result);
}
public function testMultiLevel()
{
$formula = new Formula('{{key}} key {{subformula2}} {{subformula1}} {{subformula2}} {{anotherone}}');
$formula->setSubFormula('subformula1', new Formula('{{key}} and {{sf3}}'));
$formula->setSubFormula('subformula2', new Formula('{{sf2}}'));
$formula->setSubFormula('subformula3', new Formula('UNUSED'));
$formula->setParameter('key', 'VIC');
$formula->setParameter('value', 'MCKEY');
$formula->setParameter('sf2', 'valuesf2');
$formula->setParameter('sf3', 'valuesf3');
$renderer = new StrtrFormulaRendererModel();
$this->phpString($renderer->render($formula, $formula->parse()))->isEqualTo('VIC key valuesf2 VIC and valuesf3 valuesf2 {{anotherone}}');
}
protected function calculateFormula($model)
{
if (!empty($model->store->formula_purchase_p) && !empty($model->purchase_price)) {
$formula = new Formula($model->store->formula_purchase_p, Formula::CALCULABLE);
$formula->setParameter('var_purchase_price', $model->purchase_price);
$formula->setIsCalculable(true);
if ($formula->render()) {
$model->sale_price = round($formula->render(), $model->store->round_purchase_p_precision, constant($model->store->round_purchase_p_mode));
$model->total_price = $model->sale_price + $model->shipping_price;
$model->update();
}
}
}