mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-10-22 14:05:37 +02:00
92 lines
2.8 KiB
PHP
92 lines
2.8 KiB
PHP
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<?php
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/**
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* CreditCard field, contains validation and formspec for creditcard fields.
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*/
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class CreditCardField extends TextField {
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function Field() {
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$parts = explode("\n", chunk_split($this->value,4,"\n"));
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$parts = array_pad($parts, 4, "");
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$field = "<span id=\"{$this->name}_Holder\" class=\"creditCardField\">" .
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"<input autocomplete=\"off\" name=\"{$this->name}[0]\" value=\"$parts[0]\" maxlength=\"4\" /> - " .
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"<input autocomplete=\"off\" name=\"{$this->name}[1]\" value=\"$parts[1]\" maxlength=\"4\" /> - " .
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"<input autocomplete=\"off\" name=\"{$this->name}[2]\" value=\"$parts[2]\" maxlength=\"4\" /> - " .
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"<input autocomplete=\"off\" name=\"{$this->name}[3]\" value=\"$parts[3]\" maxlength=\"4\" /></span>";
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return $field;
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}
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function dataValue() {
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if(is_array($this->value)) return implode("", $this->value);
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else return $this->value;
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}
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function jsValidation() {
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$formID = $this->form->FormName();
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$jsFunc =<<<JS
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Behaviour.register({
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"#$formID": {
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validateCreditCard: function(fieldName) {
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if(!$(fieldName + "_Holder")) return true;
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// Creditcards are split into multiple values, so get the inputs from the form.
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var cardParts = $(fieldName + "_Holder").getElementsByTagName('input');
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var cardisnull = true;
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var i=0;
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for(i=0; i < cardParts.length ; i++ ){
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if(cardParts[i].value == null || cardParts[i].value == "")
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cardisnull = cardisnull && true;
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else
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cardisnull = false;
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}
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if(!cardisnull){
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// Concatenate the string values from the parts of the input.
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for(i=0; i < cardParts.length ; i++ ){
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// The creditcard number cannot be null, nor have less than 4 digits.
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if(
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cardParts[i].value == null || cardParts[i].value == "" ||
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cardParts[i].value.length < 3 ||
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!cardParts[i].value.match(/[0-9]{4}/)
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){
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switch(i){
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case 0: number = "first"; break;
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case 1: number = "second"; break;
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case 2: number = "third"; break;
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case 3: number = "fourth"; break;
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}
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validationError(cardParts[i],"Please ensure you have entered the " + number + " credit card number correctly.","validation",false);
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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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});
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JS;
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Requirements :: customScript($jsFunc, 'func_validateCreditCard');
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return "\$('$formID').validateCreditCard('$this->name');";
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}
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function validate($validator){
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$i=0;
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if($this->value) foreach($this->value as $part){
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if(!$part || !(strlen($part) == 4) || !ereg("([0-9]{4})",$part)){
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switch($i){
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case 0: $number = "first"; break;
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case 1: $number = "second"; break;
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case 2: $number = "third"; break;
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case 3: $number = "fourth"; break;
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}
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$validator->validationError($this->name,"Please ensure you have entered the " . $number . " credit card number correctly.","validation",false);
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return false;
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}
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$i++;
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}
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}
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}
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