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<?php |
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/* |
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* Cart module for Yii2 |
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* |
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* @link https://github.com/hiqdev/yii2-cart |
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* @package yii2-cart |
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* @license BSD-3-Clause |
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* @copyright Copyright (c) 2015-2016, HiQDev (http://hiqdev.com/) |
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*/ |
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namespace hiqdev\yii2\cart; |
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use hipanel\modules\finance\cart\AbstractCartPosition; |
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use Yii; |
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use yz\shoppingcart\CartActionEvent; |
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/** |
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* Class ShoppingCart. |
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* @property AbstractCartPosition[] $positions |
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*/ |
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class ShoppingCart extends \yz\shoppingcart\ShoppingCart |
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{ |
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/** |
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* @var AbstractCartPosition[] |
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* TODO make local AbstractCartPosition |
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*/ |
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protected $_positions = []; |
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/** |
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* The cart module. |
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*/ |
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public $module; |
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/** |
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* @return integer |
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*/ |
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public function getCount() |
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{ |
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return count($this->_positions); |
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} |
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public function getQuantity() |
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{ |
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$count = 0; |
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foreach ($this->_positions as $position) { |
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$count += $position->getQuantity(); |
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} |
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return $count; |
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} |
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public function getSubtotal() |
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{ |
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return $this->getCost(false); |
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} |
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public function getTotal() |
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{ |
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return $this->getCost(true); |
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} |
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public function getDiscount() |
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{ |
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return $this->getTotal() - $this->getSubtotal(); |
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} |
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public function formatCurrency($sum, $currency = null) |
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{ |
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return $sum !== null ? Yii::$app->formatter->format($sum, ['currency', $currency ?? $this->getCurrency()]) : '--'; |
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} |
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/** |
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* Sets cart from serialized string |
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* @param string $serialized |
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*/ |
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public function setSerialized($serialized) |
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{ |
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try { |
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parent::setSerialized($serialized); |
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} catch (\Exception $e) { |
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Yii::error('Failed to unserlialize cart: ' . $e->getMessage(), __METHOD__); |
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$this->_positions = []; |
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$this->saveToSession(); |
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} |
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} |
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/** |
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* Checks whether any of cart positions has error in `id` attribute. |
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* @return boolean |
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*/ |
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public function hasErrors() |
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{ |
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foreach ($this->_positions as $position) { |
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if ($position->hasErrors('id')) { |
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return true; |
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} |
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} |
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return false; |
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} |
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/** |
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* @param CartPositionInterface[] $positions |
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*/ |
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public function putPositions($positions) |
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{ |
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foreach ($positions as $position) { |
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if (isset($this->_positions[$position->getId()])) { |
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if ($position instanceof DontIncrementQuantityWhenAlreadyInCart) { |
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continue; |
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} |
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$existingPosition = $this->_positions[$position->getId()]; |
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$existingPosition->setQuantity($existingPosition->getQuantity() + 1); |
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} else { |
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if ($position->getQuantity() <= 0) { |
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$position->setQuantity(1); |
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} |
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$this->_positions[$position->getId()] = $position; |
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} |
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} |
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$this->trigger(self::EVENT_CART_CHANGE, new CartActionEvent([ |
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'action' => CartActionEvent::ACTION_POSITION_PUT, |
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])); |
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if ($this->storeInSession) |
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$this->saveToSession(); |
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} |
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public function getCurrency(): ?string |
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{ |
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if (!empty($this->_positions)) { |
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return reset($this->_positions)->currency; |
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} |
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return Yii::$app->params['currency']; |
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} |
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/** |
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* @return array |
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*/ |
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public function getAdditionalLinks(): array |
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{ |
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$links = []; |
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$positions = $this->_positions; |
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if (empty($positions)) { |
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return $links; |
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} |
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foreach ($positions as $position) { |
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$additionalLinks = $position->getAdditionalLinks(); |
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if (!empty($additionalLinks)) { |
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foreach ($additionalLinks as $url => $label) { |
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if ($url && $label && !isset($links[$url])) { |
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$links[$url] = $label; |
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} |
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} |
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} |
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} |
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return $links; |
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} |
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} |
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hiqdev /
yii2-cart
