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<?php |
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namespace SilverShop\Forms; |
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use Closure; |
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use SilverShop\Model\Order; |
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use SilverShop\Model\Variation\Variation; |
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use SilverStripe\Forms\CheckboxField; |
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use SilverStripe\Forms\DropdownField; |
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use SilverStripe\Forms\FormField; |
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use SilverStripe\Forms\TextField; |
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use SilverStripe\ORM\ArrayList; |
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use SilverStripe\ORM\SS_List; |
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use SilverStripe\View\SSViewer; |
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/** |
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* Field for editing cart/items within a form |
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* |
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* @package shop |
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*/ |
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class CartEditField extends FormField |
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{ |
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/** |
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* @var Order |
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*/ |
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protected $cart; |
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protected $items; |
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protected $template = 'Cart'; |
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protected $editableItemsCallback; |
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public function __construct($name, $title, $cart) |
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{ |
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parent::__construct($name, $title); |
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$this->cart = $cart; |
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$this->items = $cart->Items(); |
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} |
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/** |
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* Set tempalte for rendering editable cart. |
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* |
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* @param string $template |
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*/ |
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public function setTemplate($template) |
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{ |
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$this->template = $template; |
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return $this; |
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} |
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/** |
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* Allow overriding the given items list. |
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* This helps with formatting, grouping, ordering etc. |
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*/ |
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public function setItemsList(SS_List $list) |
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{ |
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$this->items = $list; |
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return $this; |
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} |
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/** |
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* Get the items list being used to produce the cart. |
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* |
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* @return SS_List |
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*/ |
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public function getItemsList() |
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{ |
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return $this->items; |
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} |
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/** |
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* Provides a way to modify the editableItems list |
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* before it is rendered. |
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* |
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* @param Closure $callback |
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*/ |
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public function setEditableItemsCallback(Closure $callback) |
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{ |
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$this->editableItemsCallback = $callback; |
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} |
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/** |
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* Render the cart with editable item fields. |
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* |
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* @param array $properties |
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*/ |
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public function Field($properties = []) |
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{ |
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$editables = $this->editableItems(); |
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$customcartdata = [ |
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'Items' => $editables, |
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]; |
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// NOTE: this was originally incorrect - passing just $editables and $customcartdata |
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// which broke modules like Display_Logic. |
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$this->extend('onBeforeRender', $this, $editables, $customcartdata); |
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return SSViewer::execute_template( |
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$this->template, |
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$this->cart->customise($customcartdata), |
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['Editable' => true] |
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); |
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} |
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/** |
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* Add quantity, variation and remove fields to the |
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* item set. |
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* |
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* @param SS_List $items |
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*/ |
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protected function editableItems() |
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{ |
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$editables = ArrayList::create(); |
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foreach ($this->items as $item) { |
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$buyable = $item->Buyable(); |
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if (!$buyable) { |
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continue; |
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} |
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// If the buyable is a variation, use the belonging product instead for variation-form generation |
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if ($buyable instanceof Variation) { |
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$buyable = $buyable->Product(); |
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} |
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$name = $this->name . "[$item->ID]"; |
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$quantity = TextField::create( |
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$name . '[Quantity]', |
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'Quantity', |
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$item->Quantity |
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) |
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->addExtraClass('numeric') |
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->setAttribute('type', 'number') |
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->setAttribute('min', '0'); |
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$variationfield = false; |
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if ($buyable->hasMany('Variations')) { |
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$variations = $buyable->Variations(); |
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if ($variations->exists()) { |
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$variationfield = DropdownField::create( |
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$name . '[ProductVariationID]', |
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_t('SilverShop\Model\Variation\Variation.SINGULARNAME', 'Variation'), |
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$variations->map('ID', 'Title'), |
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$item->ProductVariationID |
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); |
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} |
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} |
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$remove = CheckboxField::create($name . '[Remove]', _t('SilverShop\Generic.Remove', 'Remove')); |
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$editables->push( |
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$item->customise( |
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[ |
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'QuantityField' => $quantity, |
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'VariationField' => $variationfield, |
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'RemoveField' => $remove, |
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] |
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) |
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); |
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} |
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if (is_callable($this->editableItemsCallback)) { |
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$callback = $this->editableItemsCallback; |
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$editables = $callback($editables); |
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} |
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return $editables; |
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} |
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} |
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silvershop /
silvershop-core
