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<?php |
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namespace SilverStripe\Forms; |
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use SilverStripe\ORM\FieldType\DBCurrency; |
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/** |
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* Renders a text field, validating its input as a currency. |
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* Limited to US-centric formats, including a hardcoded currency |
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* symbol and decimal separators. |
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* See {@link MoneyField} for a more flexible implementation. |
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* |
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* @todo Add localization support, see http://open.silverstripe.com/ticket/2931 |
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*/ |
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class CurrencyField extends TextField { |
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/** |
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* allows the value to be set. removes the first character |
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* if it is not a number (probably a currency symbol) |
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* |
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* @param mixed $val |
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* @return $this |
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*/ |
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public function setValue($val) { |
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if(!$val) $val = 0.00; |
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$this->value = DBCurrency::config()->get('currency_symbol') |
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. number_format((double)preg_replace('/[^0-9.\-]/', '', $val), 2); |
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return $this; |
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} |
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/** |
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* Overwrite the datavalue before saving to the db ;-) |
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* return 0.00 if no value, or value is non-numeric |
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*/ |
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public function dataValue() { |
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if($this->value) { |
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return preg_replace('/[^0-9.\-]/','', $this->value); |
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} else { |
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return 0.00; |
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} |
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} |
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public function Type() { |
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return 'currency text'; |
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} |
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/** |
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* Create a new class for this field |
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*/ |
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public function performReadonlyTransformation() { |
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return $this->castedCopy('SilverStripe\\Forms\\CurrencyField_Readonly'); |
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} |
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public function validate($validator) { |
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$currencySymbol = preg_quote(DBCurrency::config()->get('currency_symbol')); |
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$regex = '/^\s*(\-?'.$currencySymbol.'?|'.$currencySymbol.'\-?)?(\d{1,3}(\,\d{3})*|(\d+))(\.\d{2})?\s*$/'; |
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if (!empty($this->value) && !preg_match($regex, $this->value)) { |
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$validator->validationError( |
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$this->name, |
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_t('Form.VALIDCURRENCY', "Please enter a valid currency"), |
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"validation" |
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); |
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return false; |
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} |
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return true; |
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} |
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public function getSchemaValidation() { |
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$rules = parent::getSchemaValidation(); |
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$rules['currency'] = true; |
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return $rules; |
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} |
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} |
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silverstripe /
silverstripe-framework
