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'); }
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.'); } } }
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(); } } }