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<?php class Product { protected $price; protected $discount; private function getPrice() { return $this->price; } public function setPrice($price, $type, $start_amount) { $this->price = new Price($price); $this->price->setType($type); $this->price->setFirstPay($start_amount); } private function getDiscount() { return $this->discount; } public function setDiscount($discount, $type) { $this->discount = new Discount($discount); $this->discount->setType($type); } public function getCost() { $price = $this->getPrice(); $discount = $this->getDiscount(); // calculate cost switch ($price->getType()) { case 0: // one-off price $price = $price->getValue(); break; case 1: // subscription - it is considered to be an year subscription by default $price = round(($price->getValue() / 12), 2); break; case 2: // both $price = $price->getFirstPay() + round(($price->getValue() / 12), 2); break; } // calculate additional discount switch ($discount->getType()) { case 0: // one-off price $discount = $discount->getValue(); break; case 1: // subscription - it is considered to be an year subscription by default $discount = round(($discount->getValue() / 12), 2); break; } return $price-$discount; } } class Price { protected $type; // 0 - one-off price, 1 - subscription/monthly price, 2 - combination of previous two; protected $value; protected $first_pay; function __construct($value) { if (is_numeric($value)) { $this->value = round(floatval($value), 2); } else { $this->value = 0; } } public function getType() { return $this->type; } public function setType($type) { if (is_numeric($type) && in_array(intval($type), array(0, 1, 2))) { $this->type = intval($type); } else { $this->type = 0; } } public function getValue() { return $this->value; } public function getFirstPay() { return $this->first_pay; } public function setFirstPay($amount) { if (is_numeric($amount)) { $this->first_pay = round(floatval($amount), 2); } else { $this->first_pay = 0; } } } class Discount extends Price { /* this is considered to be a fixed value and not a percentage */ } class Shopcart { protected $shopping_list; function __construct($products) { $this->shopping_list[] = $products; } public function getCurrentCost() { $cost = 0; var_dump($this->shopping_list); foreach ($this->shopping_list as $item) { var_dump($item);echo is_object($item); $cost += $item->getCost(); } return $cost; } } $p1 = new Product(); $p1->setPrice(36, 1, 0); $p1->setDiscount(3, 0); $p2 = new Product(); $p2->setPrice(44, 1, 10); $p2->setDiscount(24, 1); $products = array($p1, $p2); $s = new Shopcart($products); $s->getCurrentCost();
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
array(1) { [0]=> array(2) { [0]=> object(Product)#1 (2) { ["price":protected]=> object(Price)#2 (3) { ["type":protected]=> int(1) ["value":protected]=> float(36) ["first_pay":protected]=> float(0) } ["discount":protected]=> object(Discount)#3 (3) { ["type":protected]=> int(0) ["value":protected]=> float(3) ["first_pay":protected]=> NULL } } [1]=> object(Product)#4 (2) { ["price":protected]=> object(Price)#5 (3) { ["type":protected]=> int(1) ["value":protected]=> float(44) ["first_pay":protected]=> float(10) } ["discount":protected]=> object(Discount)#6 (3) { ["type":protected]=> int(1) ["value":protected]=> float(24) ["first_pay":protected]=> NULL } } } } array(2) { [0]=> object(Product)#1 (2) { ["price":protected]=> object(Price)#2 (3) { ["type":protected]=> int(1) ["value":protected]=> float(36) ["first_pay":protected]=> float(0) } ["discount":protected]=> object(Discount)#3 (3) { ["type":protected]=> int(0) ["value":protected]=> float(3) ["first_pay":protected]=> NULL } } [1]=> object(Product)#4 (2) { ["price":protected]=> object(Price)#5 (3) { ["type":protected]=> int(1) ["value":protected]=> float(44) ["first_pay":protected]=> float(10) } ["discount":protected]=> object(Discount)#6 (3) { ["type":protected]=> int(1) ["value":protected]=> float(24) ["first_pay":protected]=> NULL } } } Fatal error: Uncaught Error: Call to a member function getCost() on array in /in/QYHaS:116 Stack trace: #0 /in/QYHaS(130): Shopcart->getCurrentCost() #1 {main} thrown in /in/QYHaS on line 116
Process exited with code 255.
Output for 5.6.0 - 5.6.28
array(1) { [0]=> array(2) { [0]=> object(Product)#1 (2) { ["price":protected]=> object(Price)#2 (3) { ["type":protected]=> int(1) ["value":protected]=> float(36) ["first_pay":protected]=> float(0) } ["discount":protected]=> object(Discount)#3 (3) { ["type":protected]=> int(0) ["value":protected]=> float(3) ["first_pay":protected]=> NULL } } [1]=> object(Product)#4 (2) { ["price":protected]=> object(Price)#5 (3) { ["type":protected]=> int(1) ["value":protected]=> float(44) ["first_pay":protected]=> float(10) } ["discount":protected]=> object(Discount)#6 (3) { ["type":protected]=> int(1) ["value":protected]=> float(24) ["first_pay":protected]=> NULL } } } } array(2) { [0]=> object(Product)#1 (2) { ["price":protected]=> object(Price)#2 (3) { ["type":protected]=> int(1) ["value":protected]=> float(36) ["first_pay":protected]=> float(0) } ["discount":protected]=> object(Discount)#3 (3) { ["type":protected]=> int(0) ["value":protected]=> float(3) ["first_pay":protected]=> NULL } } [1]=> object(Product)#4 (2) { ["price":protected]=> object(Price)#5 (3) { ["type":protected]=> int(1) ["value":protected]=> float(44) ["first_pay":protected]=> float(10) } ["discount":protected]=> object(Discount)#6 (3) { ["type":protected]=> int(1) ["value":protected]=> float(24) ["first_pay":protected]=> NULL } } } Fatal error: Call to a member function getCost() on array in /in/QYHaS on line 116
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38
array(1) { [0]=> array(2) { [0]=> object(Product)#1 (2) { ["price":protected]=> object(Price)#2 (3) { ["type":protected]=> int(1) ["value":protected]=> float(36) ["first_pay":protected]=> float(0) } ["discount":protected]=> object(Discount)#3 (3) { ["type":protected]=> int(0) ["value":protected]=> float(3) ["first_pay":protected]=> NULL } } [1]=> object(Product)#4 (2) { ["price":protected]=> object(Price)#5 (3) { ["type":protected]=> int(1) ["value":protected]=> float(44) ["first_pay":protected]=> float(10) } ["discount":protected]=> object(Discount)#6 (3) { ["type":protected]=> int(1) ["value":protected]=> float(24) ["first_pay":protected]=> NULL } } } } array(2) { [0]=> object(Product)#1 (2) { ["price":protected]=> object(Price)#2 (3) { ["type":protected]=> int(1) ["value":protected]=> float(36) ["first_pay":protected]=> float(0) } ["discount":protected]=> object(Discount)#3 (3) { ["type":protected]=> int(0) ["value":protected]=> float(3) ["first_pay":protected]=> NULL } } [1]=> object(Product)#4 (2) { ["price":protected]=> object(Price)#5 (3) { ["type":protected]=> int(1) ["value":protected]=> float(44) ["first_pay":protected]=> float(10) } ["discount":protected]=> object(Discount)#6 (3) { ["type":protected]=> int(1) ["value":protected]=> float(24) ["first_pay":protected]=> NULL } } } Fatal error: Call to a member function getCost() on a non-object in /in/QYHaS on line 116
Process exited with code 255.

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