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<?php namespace Gloudemans\Shoppingcart; trait CanBeBought { /** * Get the identifier of the Buyable item. * * @return int|string */ public function getBuyableIdentifier($options = null) { return method_exists($this, 'getKey') ? $this->getKey() : $this->id; } /** * Get the description or title of the Buyable item. * * @return string */ public function getBuyableDescription($options = null) { if(property_exists($this, 'name')) return $this->name; if(property_exists($this, 'title')) return $this->title; if(property_exists($this, 'description')) return $this->description; return null; } /** * Get the price of the Buyable item. * * @return float */ public function getBuyablePrice($options = null) { if(property_exists($this, 'price')) return $this->price; return null; } }