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<?php |
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/** |
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*@author nicolaas [at] sunnysideup.co.nz |
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* |
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**/ |
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class DiscountCouponOption extends DataObject |
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{ |
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private static $db = array( |
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'ApplyPercentageToApplicableProducts' => 'Boolean', |
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'ApplyEvenWithoutCode' => 'Boolean', |
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'Title' => 'Varchar(255)', |
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'Code' => 'Varchar(32)', |
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'NumberOfTimesCouponCanBeUsed' => 'Int', |
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'StartDate' => 'Date', |
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'EndDate' => 'Date', |
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'MaximumDiscount' => 'Currency', |
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'DiscountAbsolute' => 'Currency', |
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'DiscountPercentage' => 'Decimal(4,2)', |
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'MinimumOrderSubTotalValue' => 'Currency' |
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); |
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private static $many_many = array( |
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'Products' => 'Product', |
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'ProductGroups' => 'ProductGroup', |
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'ProductGroupsMustAlsoBePresentIn' => 'ProductGroup' |
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); |
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/** |
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* standard SS variable |
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* |
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*/ |
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private static $indexes = array( |
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"Title" => true, |
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"Code" => true, |
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"StartDate" => true, |
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"EndDate" => true |
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); |
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/** |
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* standard SS variable |
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* |
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*/ |
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private static $casting = array( |
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"UseCount" => "Int", |
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"IsValid" => "Boolean", |
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"IsValidNice" => "Varchar" |
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); |
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/** |
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* standard SS variable |
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* |
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*/ |
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private static $searchable_fields = array( |
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'StartDate' => array( |
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'filter' => 'DiscountCouponFilterForDate', |
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), |
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'Title' => 'PartialMatchFilter', |
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"Code" => "PartialMatchFilter", |
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'ApplyPercentageToApplicableProducts' => 'ExactMatchFilter', |
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'ApplyEvenWithoutCode' => 'ExactMatchFilter', |
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'DiscountAbsolute' => 'ExactMatchFilter', |
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'DiscountPercentage' => 'ExactMatchFilter' |
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); |
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public function scaffoldSearchFields($_params = null) |
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{ |
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$fields = parent::scaffoldSearchFields($_params); |
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$fields->push( |
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DropdownField::create( |
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'StartDate', |
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_t('DiscountCouponOption.FUTURE_CURRENT_OR_PAST', 'Available ...'), |
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array( |
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'' => _t('DiscountCouponOption.ANY_TIME', ' -- Any Time -- '), |
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'future' => _t('DiscountCouponOption.FUTURE', 'In Future'), |
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'current' => _t('DiscountCouponOption.CURRENT', 'Now'), |
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'past' => _t('DiscountCouponOption.PAST', 'No longer available') |
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) |
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) |
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); |
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return $fields; |
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} |
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/** |
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* standard SS variable |
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* |
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*/ |
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private static $field_labels = array( |
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'StartDate' => 'Start Date', |
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'EndDate' => 'Last Day', |
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"Title" => "Name", |
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"MaximumDiscount" => "Maximum deduction", |
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"DiscountAbsolute" => "Absolute Discount", |
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"DiscountPercentage" => "Percentage Discount", |
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"ApplyPercentageToApplicableProducts" => "Applicable products only", |
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"NumberOfTimesCouponCanBeUsed" => "Availability count", |
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"UseCount" => "Count of usage thus far", |
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"IsValidNice" => "Current validity", |
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"ApplyEvenWithoutCode" => "Automatically applied", |
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"Products" => "Applicable products", |
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"ProductGroups" => "Applicable Categories", |
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"ProductGroupsMustAlsoBePresentIn" => "Products must also be listed in ... ", |
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); |
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/** |
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* standard SS variable |
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* |
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*/ |
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private static $field_labels_right = array( |
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"ApplyEvenWithoutCode" => "Discount is automatically applied: the user does not have to enter the coupon at all. ", |
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"ApplyPercentageToApplicableProducts" => "Rather than applying it to the order, the discount is directly applied to selected products (you must select products).", |
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"Title" => "The name of the coupon is for internal use only. This name is not exposed to the customer but can be used to find a particular coupon.", |
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'Code' => 'The code that the customer enters to get their discount.', |
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'StartDate' => 'First date the coupon can be used.', |
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'EndDate' => 'Last day the coupon can be used.', |
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"MaximumDiscount" => "This is the total amount of discount that can ever be applied - no matter waht. Set to zero to ignore.", |
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"DiscountAbsolute" => "Absolute reduction. For example, 10 = -$10.00 off. Set this value to zero to ignore.", |
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"DiscountPercentage" => "Percentage Discount. For example, 10 = -10% discount Set this value to zero to ignore.", |
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"MinimumOrderSubTotalValue" => "Minimum sub-total of total order to make coupon applicable. For example, order must be at least $100 before the customer gets a discount.", |
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"NumberOfTimesCouponCanBeUsed" => "Set to zero to disallow usage, set to 999,999 to allow unlimited usage.", |
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"UseCount" => "number of times this coupon has been used", |
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"IsValidNice" => "coupon is currently valid", |
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"Products" => "This is the final list of products to which the coupon applies. To edit this list directly, please remove all product groups selections in the 'Add Products Using Categories' tab.", |
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"ProductGroups" => "Adding product categories helps you to select a large number of products at once. Please select categories above. The products in each category selected will be added to the list.", |
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"ProductGroupsMustAlsoBePresentIn" => "Select cross-reference listing products (listed in both categories) - e.g. products that are in the Large Items category and Expensive Items category will have a discount.", |
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); |
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/** |
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* standard SS variable |
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* |
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*/ |
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private static $summary_fields = array( |
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"Title" => "Name", |
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"Code" => 'Code', |
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"StartDate.Full" => 'From', |
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"EndDate.Full" => 'Until', |
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'IsValidNice' => 'Current' |
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); |
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/** |
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* standard SS variable |
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* |
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*/ |
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private static $defaults = array( |
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"NumberOfTimesCouponCanBeUsed" => "999999" |
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); |
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/** |
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* standard SS variable |
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* |
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*/ |
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private static $singular_name = "Discount Coupon"; |
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public function i18n_singular_name() |
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{ |
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return _t("DiscountCouponOption.SINGULAR_NAME", "Discount Coupon"); |
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} |
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/** |
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* standard SS variable |
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* |
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*/ |
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private static $plural_name = "Discount Coupons"; |
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public function i18n_plural_name() |
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{ |
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return _t("DiscountCouponOption.PLURAL_NAME", "Discount Coupons"); |
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} |
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/** |
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* standard SS variable |
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* |
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*/ |
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private static $default_sort = [ |
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'EndDate' => 'DESC', |
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'StartDate' => 'DESC', |
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'ID' => 'ASC' |
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]; |
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/** |
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* |
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* @var Boolean |
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*/ |
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protected $isNew = false; |
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/** |
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* standard SS method |
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* |
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*/ |
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public function populateDefaults() |
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{ |
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parent::populateDefaults(); |
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$this->Code = $this->createRandomCode(); |
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$this->isNew = true; |
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} |
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/** |
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* casted variable |
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* returns the number of times this coupon has been used. |
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* Some of the used coupons are not submitted yet, but it should still |
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* work on first come first served basis. |
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* |
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* @return Int |
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*/ |
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public function UseCount() |
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{ |
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return $this->getUseCount(); |
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} |
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public function getUseCount() |
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{ |
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if ($this->ID) { |
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return DiscountCouponModifier::get()->filter(array("DiscountCouponOptionID" => $this->ID))->count(); |
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} |
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return 0; |
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} |
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/** |
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* casted variable telling us if the discount coupon is valid. |
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* |
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* @return Bool |
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*/ |
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public function IsValid() |
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{ |
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return $this->getIsValid(); |
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} |
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public function getIsValid() |
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{ |
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//we go through all the options that would make it invalid... |
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if (! $this->NumberOfTimesCouponCanBeUsed) { |
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return false; |
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} |
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if ($this->getUseCount() > $this->NumberOfTimesCouponCanBeUsed) { |
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return false; |
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} |
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$now = strtotime("now"); |
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$startDate = strtotime($this->StartDate); |
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if ($now < $startDate) { |
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return false; |
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} |
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//include the end date itself. |
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if ($this->EndDate) { |
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$endDate = strtotime($this->EndDate)+(60*60*24); |
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if ($now > $endDate) { |
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return false; |
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} |
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} |
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$additionalChecks = $this->extend('checkForAdditionalValidity'); |
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if (is_array($additionalChecks) && count($additionalChecks)) { |
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foreach ($additionalChecks as $additionalCheck) { |
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if (! $additionalCheck) { |
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return false; |
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} |
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} |
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} |
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return true; |
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} |
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/** |
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* casted variable telling us if the discount coupon is valid - formatted nicely... |
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* |
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* @return String |
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*/ |
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public function IsValidNice() |
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{ |
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return $this->getIsValidNice(); |
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} |
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public function getIsValidNice() |
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{ |
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return $this->IsValid() ? "yes" : "no"; |
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} |
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/** |
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* standard SS method |
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* @param Member | NULL |
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* @return Boolean |
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*/ |
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View Code Duplication |
public function canCreate($member = null) |
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{ |
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if (Permission::checkMember($member, Config::inst()->get("EcommerceRole", "admin_permission_code"))) { |
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return true; |
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} |
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return parent::canCreate($member); |
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} |
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/** |
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* standard SS method |
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* @param Member | NULL |
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* @return Boolean |
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*/ |
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View Code Duplication |
public function canView($member = null) |
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{ |
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if (Permission::checkMember($member, Config::inst()->get("EcommerceRole", "admin_permission_code"))) { |
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return true; |
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} |
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return parent::canView($member); |
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} |
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/** |
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* standard SS method |
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* @param Member | NULL |
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* @return Boolean |
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*/ |
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View Code Duplication |
public function canEdit($member = null) |
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{ |
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if (Permission::checkMember($member, Config::inst()->get("EcommerceRole", "admin_permission_code"))) { |
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return true; |
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} |
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return parent::canEdit($member); |
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} |
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/** |
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* standard SS method |
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* |
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* @param Member | NULL |
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* |
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* @return Boolean |
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*/ |
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public function canDelete($member = null) |
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{ |
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if ($this->UseCount()) { |
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return false; |
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} |
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if (Permission::checkMember($member, Config::inst()->get("EcommerceRole", "admin_permission_code"))) { |
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return true; |
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} |
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return parent::canDelete($member); |
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} |
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/** |
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* standard SS method |
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* |
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*/ |
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public function getCMSFields() |
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{ |
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$fields = parent::getCMSFields(); |
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$fieldLabels = $this->Config()->get("field_labels_right"); |
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foreach ($fields->dataFields() as $field) { |
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$name = $field->getName(); |
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if (isset($fieldLabels[$name])) { |
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$field->setDescription($fieldLabels[$name]); |
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} |
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} |
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if ($this->ApplyEvenWithoutCode) { |
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$fields->removeFieldsFromTab( |
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"Root.Main", |
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array( |
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'Code', |
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'MaximumDiscount', |
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'MinimumOrderSubTotalValue' |
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) |
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); |
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} |
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$fields->addFieldToTab("Root.Main", new ReadonlyField("UseCount", self::$field_labels["UseCount"])); |
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$fields->addFieldToTab("Root.Main", new ReadonlyField("IsValidNice", self::$field_labels["IsValidNice"])); |
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if ($gridField1 = $fields->dataFieldByName("Products")) { |
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if ($this->ProductGroups()->count() || $this->ProductGroupsMustAlsoBePresentIn()->count()) { |
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$gridField1->setConfig(GridFieldBasicPageRelationConfigNoAddExisting::create()); |
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357
|
|
|
} else { |
358
|
|
|
$gridField1->setConfig(GridFieldBasicPageRelationConfig::create()); |
|
|
|
|
359
|
|
|
} |
360
|
|
|
$fields->addFieldToTab("Root.AddProductsDirectly", $gridField1); |
361
|
|
|
} |
362
|
|
|
if ($gridField2 = $fields->dataFieldByName("ProductGroups")) { |
363
|
|
|
$gridField2->setConfig(GridFieldBasicPageRelationConfig::create()); |
|
|
|
|
364
|
|
|
$fields->addFieldToTab("Root.AddProductsUsingCategories", $gridField2); |
365
|
|
|
} |
366
|
|
|
|
367
|
|
|
if ($gridField3 = $fields->dataFieldByName("ProductGroupsMustAlsoBePresentIn")) { |
368
|
|
|
$gridField3->setConfig(GridFieldBasicPageRelationConfig::create()); |
|
|
|
|
369
|
|
|
$fields->addFieldToTab("Root.AddProductsUsingCategories", $gridField3); |
370
|
|
|
} |
371
|
|
|
$fields->removeFieldFromTab("Root", "Products"); |
372
|
|
|
$fields->removeFieldFromTab("Root", "ProductGroups"); |
373
|
|
|
$fields->removeFieldFromTab("Root", "ProductGroupsMustAlsoBePresentIn"); |
374
|
|
|
if (! $this->ApplyPercentageToApplicableProducts) { |
|
|
|
|
375
|
|
|
$fields->removeFieldFromTab("Root.Main", "ApplyEvenWithoutCode"); |
376
|
|
|
} |
377
|
|
|
return $fields; |
378
|
|
|
} |
379
|
|
|
|
380
|
|
|
/** |
381
|
|
|
* standard SS method |
382
|
|
|
* THIS ONLY WORKS FOR CREATED OBJECTS |
383
|
|
|
*/ |
384
|
|
|
|
385
|
|
|
public function validate() |
|
|
|
|
386
|
|
|
{ |
387
|
|
|
$validator = parent::validate(); |
388
|
|
|
if (!$this->isNew) { |
389
|
|
|
if ($this->thereAreCouponsWithTheSameCode()) { |
390
|
|
|
$validator->error(_t('DiscountCouponOption.CODEALREADYEXISTS', "This code already exists - please use another code.")); |
391
|
|
|
} |
392
|
|
View Code Duplication |
if (isset($_REQUEST["StartDate"])) { |
|
|
|
|
393
|
|
|
$this->StartDate = date("Y-m-d", strtotime($_REQUEST["StartDate"])); |
|
|
|
|
394
|
|
|
} |
395
|
|
View Code Duplication |
if (isset($_REQUEST["EndDate"])) { |
|
|
|
|
396
|
|
|
$this->EndDate = date("Y-m-d", strtotime($_REQUEST["EndDate"])); |
|
|
|
|
397
|
|
|
} |
398
|
|
|
if (strtotime($this->StartDate) < strtotime("-12 years")) { |
|
|
|
|
399
|
|
|
$validator->error(_t('DiscountCouponOption.NOSTARTDATE', "Please enter a start date")); |
400
|
|
|
} |
401
|
|
|
if (strtotime($this->EndDate) < strtotime("-12 years")) { |
|
|
|
|
402
|
|
|
$validator->error(_t('DiscountCouponOption.NOENDDATE', "Please enter an end date")); |
403
|
|
|
} |
404
|
|
|
if (strtotime($this->EndDate) < strtotime($this->StartDate)) { |
|
|
|
|
405
|
|
|
$validator->error(_t('DiscountCouponOption.ENDDATETOOEARLY', "The end date should be after the start date")); |
406
|
|
|
} |
407
|
|
|
if ($this->DiscountPercentage < 0 || $this->DiscountPercentage > 99.999) { |
|
|
|
|
408
|
|
|
$validator->error(_t('DiscountCouponOption.DISCOUNTOUTOFBOUNDS', "The discount percentage should be between 0 and 99.999.")); |
409
|
|
|
} |
410
|
|
|
} |
411
|
|
|
if ($this->NumberOfTimesCouponCanBeUsed === null || $this->NumberOfTimesCouponCanBeUsed === '') { |
|
|
|
|
412
|
|
|
$validator->error(_t('DiscountCouponOption.SET_TIMES_AVAILABLE', "Set the number of times the coupon is available (0 = not available ... 999,999 = almost unlimited availability)")); |
413
|
|
|
} |
414
|
|
|
return $validator; |
415
|
|
|
} |
416
|
|
|
|
417
|
|
|
/** |
418
|
|
|
* Checks if there are coupons with the same code as the current one |
419
|
|
|
* @return Boolean |
420
|
|
|
*/ |
421
|
|
|
protected function thereAreCouponsWithTheSameCode() |
422
|
|
|
{ |
423
|
|
|
return DiscountCouponOption::get()->exclude(array("ID" => $this->ID))->filter(array("Code" => $this->Code))->count() ? true : false; |
|
|
|
|
424
|
|
|
} |
425
|
|
|
|
426
|
|
|
|
427
|
|
|
/** |
428
|
|
|
* standard SS method |
429
|
|
|
* |
430
|
|
|
*/ |
431
|
|
|
public function onBeforeWrite() |
432
|
|
|
{ |
433
|
|
|
parent::onBeforeWrite(); |
434
|
|
|
if (! $this->Code) { |
|
|
|
|
435
|
|
|
$this->Code = $this->createRandomCode(); |
|
|
|
|
436
|
|
|
} |
437
|
|
|
$this->Code = preg_replace('/[^a-z0-9]/i', " ", $this->Code); |
|
|
|
|
438
|
|
|
$this->Code = trim(preg_replace('/\s+/', "", $this->Code)); |
|
|
|
|
439
|
|
|
$i = 1; |
440
|
|
|
while ($this->thereAreCouponsWithTheSameCode() && $i < 100) { |
441
|
|
|
$i++; |
442
|
|
|
$this->Code = $this->Code."_".$i; |
|
|
|
|
443
|
|
|
} |
444
|
|
|
if (strlen(trim($this->Title)) < 1) { |
|
|
|
|
445
|
|
|
$this->Title = $this->Code; |
|
|
|
|
446
|
|
|
} |
447
|
|
|
if ($this->ApplyEvenWithoutCode) { |
|
|
|
|
448
|
|
|
$this->MaximumDiscount = 0; |
|
|
|
|
449
|
|
|
$this->MinimumOrderSubTotalValue = 0; |
|
|
|
|
450
|
|
|
} |
451
|
|
|
if ($this->ApplyPercentageToApplicableProducts) { |
|
|
|
|
452
|
|
|
//we have removed this! |
453
|
|
|
//$this->DiscountAbsolute = 0; |
|
|
|
|
454
|
|
|
} else { |
455
|
|
|
$this->ApplyEvenWithoutCode = 0; |
|
|
|
|
456
|
|
|
} |
457
|
|
|
} |
458
|
|
|
|
459
|
|
|
protected $_productsCalculated = false; |
460
|
|
|
/** |
461
|
|
|
* standard SS method |
462
|
|
|
* |
463
|
|
|
*/ |
464
|
|
|
public function onAfterWrite() |
465
|
|
|
{ |
466
|
|
|
$productsArray = array(0 => 0); |
467
|
|
|
$mustAlsoBePresentInProductsArray = array(0 => 0); |
468
|
|
|
parent::onAfterWrite(); |
469
|
|
|
if (!$this->_productsCalculated && $this->ProductGroups()->count()) { |
|
|
|
|
470
|
|
|
$this->_productsCalculated = true; |
471
|
|
|
$productGroups = $this->ProductGroups(); |
|
|
|
|
472
|
|
|
$productsShowable = Product::get()->filter(array("ID" => -1)); |
|
|
|
|
473
|
|
|
foreach ($productGroups as $productGroup) { |
474
|
|
|
$productsShowable = $productGroup->currentInitialProducts(null, "default"); |
475
|
|
|
if ($productsShowable && $productsShowable->count()) { |
476
|
|
|
$productsArray += $productsShowable->map("ID", "ID")->toArray(); |
477
|
|
|
} |
478
|
|
|
} |
479
|
|
|
$mustAlsoBePresentInGroups = $this->ProductGroupsMustAlsoBePresentIn(); |
|
|
|
|
480
|
|
|
foreach ($mustAlsoBePresentInGroups as $mustAlsoBePresentInGroup) { |
481
|
|
|
$mustAlsoBePresentInProducts = $mustAlsoBePresentInGroup->currentInitialProducts(null, "default"); |
482
|
|
|
if ($mustAlsoBePresentInProducts && $mustAlsoBePresentInProducts->count()) { |
483
|
|
|
$mustAlsoBePresentInProductsArray += $mustAlsoBePresentInProducts->map("ID", "ID")->toArray(); |
484
|
|
|
} |
485
|
|
|
} |
486
|
|
|
if (count($mustAlsoBePresentInProductsArray) > 1) { |
487
|
|
|
$productsArray = array_intersect_key($mustAlsoBePresentInProductsArray, $productsArray); |
488
|
|
|
} |
489
|
|
|
$this->Products()->removeAll(); |
|
|
|
|
490
|
|
|
$this->Products()->addMany($productsArray); |
|
|
|
|
491
|
|
|
$this->write(); |
492
|
|
|
} |
493
|
|
|
} |
494
|
|
|
|
495
|
|
|
public function onBeforeDelete() |
496
|
|
|
{ |
497
|
|
|
parent::onBeforeDelete(); |
498
|
|
|
- |
499
|
|
|
DB::query("DELETE FROM \"DiscountCouponOption_Products\" WHERE \"DiscountCouponOptionID\" = ".$this->ID); |
500
|
|
|
} |
501
|
|
|
|
502
|
|
|
/** |
503
|
|
|
* returns a random string. |
504
|
|
|
* @param Int $length - number of characters |
505
|
|
|
* @param Int $chars - input characters |
|
|
|
|
506
|
|
|
* @return string |
507
|
|
|
*/ |
508
|
|
|
protected function createRandomCode($length = 5, $chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890') |
509
|
|
|
{ |
510
|
|
|
$chars_length = (strlen($chars) - 1); |
511
|
|
|
$string = $chars{rand(0, $chars_length)}; |
512
|
|
|
for ($i = 1; $i < $length; $i = strlen($string)) { |
513
|
|
|
$r = $chars{rand(0, $chars_length)}; |
514
|
|
|
if ($r != $string{$i - 1}) { |
515
|
|
|
$string .= $r; |
516
|
|
|
} |
517
|
|
|
} |
518
|
|
|
return $string; |
519
|
|
|
} |
520
|
|
|
} |
521
|
|
|
|
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.