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<?php |
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/** |
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* @author Nicolaas [at] sunnysideup.co.nz |
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* @package: ecommerce |
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* @sub-package: ecommerce_modifiers |
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* @description: shows a list of recommended products |
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* the product page / dataobject need to have a function RecommendedProductsForCart |
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* which returns an array of IDs |
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*/ |
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class RecommendedProductsModifier extends OrderModifier |
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{ |
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//-------------------------------------------------------------------- *** static variables |
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private static $singular_name = "Recommended Product"; |
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public function i18n_singular_name() |
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{ |
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return _t("RecommendedProductsModifier.SINGULAR_NAME", "Recommended Product"); |
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} |
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private static $plural_name = "Recommended Products"; |
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public function i18n_plural_name() |
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{ |
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return _t("RecommendedProductsModifier.PLURAL_NAME", "Recommended Products"); |
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} |
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//-------------------------------------------------------------------- *** static functions |
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// ######################################## *** form functions (e. g. Showform and getform) |
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protected $recommendedBuyables = null; |
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/** |
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* standard Modifier Method |
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* @return Boolean |
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*/ |
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public function ShowForm() |
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{ |
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if (!$this->recommendedBuyables) { |
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$this->recommendedBuyables = new ArrayList(); |
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$inCartIDArray = array(); |
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if ($items = $this->Order()->Items()) { |
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foreach ($items as $item) { |
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$buyable = $item->Buyable(); |
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if ($buyable instanceof Product) { |
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$codeOfBuyable = $buyable->ClassName.".".$buyable->ID; |
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$inCartIDArray[$codeOfBuyable] = $codeOfBuyable; |
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} |
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} |
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foreach ($items as $item) { |
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//get recommended products |
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if ($item) { |
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$buyable = $item->Buyable(); |
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if ($buyable instanceof Product) { |
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unset($recommendedProducts); |
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$recommendedProducts = $buyable->EcommerceRecommendedProducts(); |
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foreach ($recommendedProducts as $recommendedProduct) { |
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$codeOfRecommendedProduct = $recommendedProduct->ClassName.".".$recommendedProduct->ID; |
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if (!in_array($codeOfRecommendedProduct, $inCartIDArray)) { |
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$this->recommendedBuyables->push($recommendedProduct); |
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} |
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} |
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} |
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} |
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} |
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} |
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} |
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return $this->recommendedBuyables->count(); |
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} |
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/** |
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* Should the form be included in the editable form |
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* on the checkout page? |
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* @return Boolean |
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*/ |
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public function ShowFormInEditableOrderTable() |
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{ |
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return false; |
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} |
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/** |
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* |
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* @return Form |
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*/ |
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public function getModifierForm(Controller $optionalController = null, Validator $optionalValidator = null) |
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{ |
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if ($this->ShowForm()) { |
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return new RecommendedProductsModifier_Form( |
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$optionalController, |
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'RecommendedProducts', |
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FieldList::create(), |
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FieldList::create(), |
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$optionalValidator, |
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$this->recommendedBuyables |
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); |
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} |
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} |
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//-------------------------------------------------------------------- *** display functions |
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public function ShowInTable() |
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{ |
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return false; |
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} |
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public function CanRemove() |
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{ |
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return false; |
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} |
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// -------------------------------------------------------------------- *** table values |
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public function LiveCalculatedTotal() |
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{ |
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return 0; |
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} |
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public function LiveTableValue() |
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{ |
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return 0; |
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} |
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//-------------------------------------------------------------------- *** table titles |
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public function LiveName() |
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{ |
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return $this->i18n_singular_name(); |
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} |
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public function Name() |
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{ |
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if (!$this->canEdit()) { |
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return $this->Name; |
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} else { |
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return $this->LiveName(); |
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} |
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} |
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//-------------------------------------------------------------------- *** database functions |
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} |
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You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.