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<?php
if ( ! class_exists( 'GFForms' ) ) {
die();
}
class GF_Field_CreditCard extends GF_Field {
public $type = 'creditcard';
public function get_form_editor_field_title() {
return esc_attr__( 'Credit Card', 'gravityforms' );
}
function get_form_editor_field_settings() {
return array(
'conditional_logic_field_setting',
'force_ssl_field_setting',
'credit_card_style_setting',
'error_message_setting',
'label_setting',
'label_placement_setting',
'sub_labels_setting',
'sub_label_placement_setting',
'label_placement_setting',
'admin_label_setting',
'rules_setting',
'description_setting',
'css_class_setting',
'credit_card_setting',
'input_placeholders_setting',
);
}
public function get_form_editor_button() {
return array(); // this button is conditionally added in the form detail page
}
public function validate( $value, $form ) {
$card_number = rgpost( 'input_' . $this->id . '_1' );
$expiration_date = rgpost( 'input_' . $this->id . '_2' );
$security_code = rgpost( 'input_' . $this->id . '_3' );
if ( $this->isRequired && ( empty( $card_number ) || empty( $security_code ) || empty( $expiration_date[0] ) || empty( $expiration_date[1] ) ) ) {
$this->failed_validation = true;
$this->validation_message = empty( $this->errorMessage ) ? esc_html__( 'Please enter your credit card information.', 'gravityforms' ) : $this->errorMessage;
} elseif ( ! empty( $card_number ) ) {
$card_type = GFCommon::get_card_type( $card_number );
if ( empty( $security_code ) ) {
$this->failed_validation = true;
$this->validation_message = esc_html__( "Please enter your card's security code.", 'gravityforms' );
} elseif ( ! $card_type ) {
$this->failed_validation = true;
$this->validation_message = esc_html__( 'Invalid credit card number.', 'gravityforms' );
} elseif ( ! $this->is_card_supported( $card_type['slug'] ) ) {
$this->failed_validation = true;
$this->validation_message = $card_type['name'] . ' ' . esc_html__( 'is not supported. Please enter one of the supported credit cards.', 'gravityforms' );
}
}
}
public function is_card_supported( $card_slug ) {
$supported_cards = $this->creditCards;
$default_cards = array( 'amex', 'discover', 'mastercard', 'visa' );
if ( ! empty( $supported_cards ) && in_array( $card_slug, $supported_cards ) ) {
return true;
} elseif ( empty( $supported_cards ) && in_array( $card_slug, $default_cards ) ) {
return true;
}
return false;
}
public function get_value_submission( $field_values, $get_from_post_global_var = true ) {
if ( $get_from_post_global_var ) {
$value[ $this->id . '.1' ] = $this->get_input_value_submission( 'input_' . $this->id . '_1', rgar( $this->inputs[0], 'name' ), $field_values, true );
$value[ $this->id . '.2' ] = $this->get_input_value_submission( 'input_' . $this->id . '_2', rgar( $this->inputs[1], 'name' ), $field_values, true );
$value[ $this->id . '.3' ] = $this->get_input_value_submission( 'input_' . $this->id . '_3', rgar( $this->inputs[3], 'name' ), $field_values, true );
$value[ $this->id . '.4' ] = $this->get_input_value_submission( 'input_' . $this->id . '_4', rgar( $this->inputs[4], 'name' ), $field_values, true );
$value[ $this->id . '.5' ] = $this->get_input_value_submission( 'input_' . $this->id . '_5', rgar( $this->inputs[5], 'name' ), $field_values, true );
} else {
$value = $this->get_input_value_submission( 'input_' . $this->id, $this->inputName, $field_values, $get_from_post_global_var );
}
return $value;
}
public function get_field_input( $form, $value = '', $entry = null ) {
$is_entry_detail = $this->is_entry_detail();
$is_form_editor = $this->is_form_editor();
$form_id = $form['id'];
$id = intval( $this->id );
$field_id = $is_entry_detail || $is_form_editor || $form_id == 0 ? "input_$id" : 'input_' . $form_id . "_$id";
$form_id = ( $is_entry_detail || $is_form_editor ) && empty( $form_id ) ? rgget( 'id' ) : $form_id;
$disabled_text = $is_form_editor ? "disabled='disabled'" : '';
$class_suffix = $is_entry_detail ? '_admin' : '';
$form_sub_label_placement = rgar( $form, 'subLabelPlacement' );
$field_sub_label_placement = $this->subLabelPlacement;
$is_sub_label_above = $field_sub_label_placement == 'above' || ( empty( $field_sub_label_placement ) && $form_sub_label_placement == 'above' );
$sub_label_class_attribute = $field_sub_label_placement == 'hidden_label' ? "class='hidden_sub_label screen-reader-text'" : '';
$card_number = '';
$card_name = '';
$expiration_month = '';
$expiration_year = '';
$security_code = '';
$autocomplete = RGFormsModel::is_html5_enabled() ? "autocomplete='off'" : '';
if ( is_array( $value ) ) {
$card_number = esc_attr( rgget( $this->id . '.1', $value ) );
$card_name = esc_attr( rgget( $this->id . '.5', $value ) );
$expiration_date = rgget( $this->id . '.2', $value );
if ( ! is_array( $expiration_date ) && ! empty( $expiration_date ) ) {
$expiration_date = explode( '/', $expiration_date );
}
if ( is_array( $expiration_date ) && count( $expiration_date ) == 2 ) {
$expiration_month = $expiration_date[0];
$expiration_year = $expiration_date[1];
}
$security_code = esc_attr( rgget( $this->id . '.3', $value ) );
}
$action = ! ( $is_entry_detail || $is_form_editor ) ? "gformMatchCard(\"{$field_id}_1\");" : '';
$onchange = "onchange='{$action}'";
$onkeyup = "onkeyup='{$action}'";
$card_icons = '';
$cards = GFCommon::get_card_types();
$card_style = $this->creditCardStyle ? $this->creditCardStyle : 'style1';
foreach ( $cards as $card ) {
$style = '';
if ( $this->is_card_supported( $card['slug'] ) ) {
$print_card = true;
} elseif ( $is_form_editor || $is_entry_detail ) {
$print_card = true;
$style = "style='display:none;'";
} else {
$print_card = false;
}
if ( $print_card ) {
$card_icons .= "<div class='gform_card_icon gform_card_icon_{$card['slug']}' {$style}>{$card['name']}</div>";
}
}
$payment_methods = apply_filters( 'gform_payment_methods', array(), $this, $form_id );
$payment_options = '';
if ( is_array( $payment_methods ) ) {
foreach ( $payment_methods as $payment_method ) {
$checked = rgpost( 'gform_payment_method' ) == $payment_method['key'] ? "checked='checked'" : '';
$payment_options .= "<div class='gform_payment_option gform_payment_{$payment_method['key']}'><input type='radio' name='gform_payment_method' value='{$payment_method['key']}' id='gform_payment_method_{$payment_method['key']}' onclick='gformToggleCreditCard();' onkeypress='gformToggleCreditCard();' {$checked}/> {$payment_method['label']}</div>";
}
}
$checked = rgpost( 'gform_payment_method' ) == 'creditcard' || rgempty( 'gform_payment_method' ) ? "checked='checked'" : '';
$card_radio_button = empty( $payment_options ) ? '' : "<input type='radio' name='gform_payment_method' id='gform_payment_method_creditcard' value='creditcard' onclick='gformToggleCreditCard();' onkeypress='gformToggleCreditCard();' {$checked}/>";
$card_icons = "{$payment_options}<div class='gform_card_icon_container gform_card_icon_{$card_style}'>{$card_radio_button}{$card_icons}</div>";
//card number fields
$tabindex = $this->get_tabindex();
$card_number_field_input = GFFormsModel::get_input( $this, $this->id . '.1' );
$html5_output = ! is_admin() && GFFormsModel::is_html5_enabled() ? "pattern='[0-9]*' title='" . esc_attr__( 'Only digits are allowed', 'gravityforms' ) . "'" : '';
$card_number_label = rgar( $card_number_field_input, 'customLabel' ) != '' ? $card_number_field_input['customLabel'] : esc_html__( 'Card Number', 'gravityforms' );
$card_number_label = gf_apply_filters( array( 'gform_card_number', $form_id ), $card_number_label, $form_id );
$card_number_placeholder = $this->get_input_placeholder_attribute( $card_number_field_input );
if ( $is_sub_label_above ) {
$card_field = "<span class='ginput_full{$class_suffix}' id='{$field_id}_1_container' >
{$card_icons}
<label for='{$field_id}_1' id='{$field_id}_1_label' {$sub_label_class_attribute}>{$card_number_label}</label>
<input type='text' name='input_{$id}.1' id='{$field_id}_1' value='{$card_number}' {$tabindex} {$disabled_text} {$onchange} {$onkeyup} {$autocomplete} {$html5_output} {$card_number_placeholder}/>
</span>";
} else {
$card_field = "<span class='ginput_full{$class_suffix}' id='{$field_id}_1_container' >
{$card_icons}
<input type='text' name='input_{$id}.1' id='{$field_id}_1' value='{$card_number}' {$tabindex} {$disabled_text} {$onchange} {$onkeyup} {$autocomplete} {$html5_output} {$card_number_placeholder}/>
<label for='{$field_id}_1' id='{$field_id}_1_label' {$sub_label_class_attribute}>{$card_number_label}</label>
</span>";
}
//expiration date field
$expiration_month_tab_index = $this->get_tabindex();
$expiration_year_tab_index = $this->get_tabindex();
$expiration_month_input = GFFormsModel::get_input( $this, $this->id . '.2_month' );
$expiration_month_placeholder = $this->get_input_placeholder_value( $expiration_month_input );
$expiration_year_input = GFFormsModel::get_input( $this, $this->id . '.2_year' );
$expiration_year_placeholder = $this->get_input_placeholder_value( $expiration_year_input );
$expiration_months = $this->get_expiration_months( $expiration_month, $expiration_month_placeholder );
$expiration_years = $this->get_expiration_years( $expiration_year, $expiration_year_placeholder );
$expiration_label = rgar( $expiration_month_input, 'customLabel' ) != '' ? $expiration_month_input['customLabel'] : esc_html__( 'Expiration Date', 'gravityforms' );
$expiration_label = gf_apply_filters( array( 'gform_card_expiration', $form_id ), $expiration_label, $form_id );
if ( $is_sub_label_above ) {
$expiration_field = "<span class='ginput_full{$class_suffix} ginput_cardextras' id='{$field_id}_2_container'>
<span class='ginput_cardinfo_left{$class_suffix}' id='{$field_id}_2_cardinfo_left'>
<span class='ginput_card_expiration_container ginput_card_field'>
<label for='{$field_id}_2_month' {$sub_label_class_attribute}>{$expiration_label}</label>
<select name='input_{$id}.2[]' id='{$field_id}_2_month' {$expiration_month_tab_index} {$disabled_text} class='ginput_card_expiration ginput_card_expiration_month'>
{$expiration_months}
</select>
<select name='input_{$id}.2[]' id='{$field_id}_2_year' {$expiration_year_tab_index} {$disabled_text} class='ginput_card_expiration ginput_card_expiration_year'>
{$expiration_years}
</select>
</span>
</span>";
} else {
$expiration_field = "<span class='ginput_full{$class_suffix} ginput_cardextras' id='{$field_id}_2_container'>
<span class='ginput_cardinfo_left{$class_suffix}' id='{$field_id}_2_cardinfo_left'>
<span class='ginput_card_expiration_container ginput_card_field'>
<select name='input_{$id}.2[]' id='{$field_id}_2_month' {$expiration_month_tab_index} {$disabled_text} class='ginput_card_expiration ginput_card_expiration_month'>
{$expiration_months}
</select>
<select name='input_{$id}.2[]' id='{$field_id}_2_year' {$expiration_year_tab_index} {$disabled_text} class='ginput_card_expiration ginput_card_expiration_year'>
{$expiration_years}
</select>
<label for='{$field_id}_2_month' {$sub_label_class_attribute}>{$expiration_label}</label>
</span>
</span>";
}
//security code field
$tabindex = $this->get_tabindex();
$security_code_field_input = GFFormsModel::get_input( $this, $this->id . '.3' );
$security_code_label = rgar( $security_code_field_input, 'customLabel' ) != '' ? $security_code_field_input['customLabel'] : esc_html__( 'Security Code', 'gravityforms' );
$security_code_label = gf_apply_filters( array( 'gform_card_security_code', $form_id ), $security_code_label, $form_id );
$html5_output = GFFormsModel::is_html5_enabled() ? "pattern='[0-9]*' title='" . esc_attr__( 'Only digits are allowed', 'gravityforms' ) . "'" : '';
$security_code_placeholder = $this->get_input_placeholder_attribute( $security_code_field_input );
if ( $is_sub_label_above ) {
$security_field = "<span class='ginput_cardinfo_right{$class_suffix}' id='{$field_id}_2_cardinfo_right'>
<label for='{$field_id}_3' {$sub_label_class_attribute}>$security_code_label</label>
<input type='text' name='input_{$id}.3' id='{$field_id}_3' {$tabindex} {$disabled_text} class='ginput_card_security_code' value='{$security_code}' {$autocomplete} {$html5_output} {$security_code_placeholder} />
<span class='ginput_card_security_code_icon'> </span>
</span>
</span>";
} else {
$security_field = "<span class='ginput_cardinfo_right{$class_suffix}' id='{$field_id}_2_cardinfo_right'>
<input type='text' name='input_{$id}.3' id='{$field_id}_3' {$tabindex} {$disabled_text} class='ginput_card_security_code' value='{$security_code}' {$autocomplete} {$html5_output} {$security_code_placeholder}/>
<span class='ginput_card_security_code_icon'> </span>
<label for='{$field_id}_3' {$sub_label_class_attribute}>$security_code_label</label>
</span>
</span>";
}
$tabindex = $this->get_tabindex();
$card_name_field_input = GFFormsModel::get_input( $this, $this->id . '.5' );
$card_name_label = rgar( $card_name_field_input, 'customLabel' ) != '' ? $card_name_field_input['customLabel'] : esc_html__( 'Cardholder Name', 'gravityforms' );
$card_name_label = gf_apply_filters( array( 'gform_card_name', $form_id ), $card_name_label, $form_id );
$card_name_placeholder = $this->get_input_placeholder_attribute( $card_name_field_input );
if ( $is_sub_label_above ) {
$card_name_field = "<span class='ginput_full{$class_suffix}' id='{$field_id}_5_container'>
<label for='{$field_id}_5' id='{$field_id}_5_label' {$sub_label_class_attribute}>{$card_name_label}</label>
<input type='text' name='input_{$id}.5' id='{$field_id}_5' value='{$card_name}' {$tabindex} {$disabled_text} {$card_name_placeholder}/>
</span>";
} else {
$card_name_field = "<span class='ginput_full{$class_suffix}' id='{$field_id}_5_container'>
<input type='text' name='input_{$id}.5' id='{$field_id}_5' value='{$card_name}' {$tabindex} {$disabled_text} {$card_name_placeholder}/>
<label for='{$field_id}_5' id='{$field_id}_5_label' {$sub_label_class_attribute}>{$card_name_label}</label>
</span>";
}
return "<div class='ginput_complex{$class_suffix} ginput_container ginput_container_creditcard' id='{$field_id}'>" . $card_field . $expiration_field . $security_field . $card_name_field . ' </div>';
}
public function get_field_label_class(){
return 'gfield_label gfield_label_before_complex';
}
private function get_expiration_months( $selected_month, $placeholder ) {
if ( empty( $placeholder ) ) {
$placeholder = esc_html__( 'Month', 'gravityforms' );
}
$str = "<option value=''>{$placeholder}</option>";
for ( $i = 1; $i < 13; $i ++ ) {
$selected = intval( $selected_month ) == $i ? "selected='selected'" : '';
$month = str_pad( $i, 2, '0', STR_PAD_LEFT );
$str .= "<option value='{$i}' {$selected}>{$month}</option>";
}
return $str;
}
private function get_expiration_years( $selected_year, $placeholder ) {
if ( empty( $placeholder ) ) {
$placeholder = esc_html__( 'Year', 'gravityforms' );
}
$str = "<option value=''>{$placeholder}</option>";
$year = intval( date( 'Y' ) );
for ( $i = $year; $i < ( $year + 20 ); $i ++ ) {
$selected = intval( $selected_year ) == $i ? "selected='selected'" : '';
$str .= "<option value='{$i}' {$selected}>{$i}</option>";
}
return $str;
}
public function get_value_entry_detail( $value, $currency = '', $use_text = false, $format = 'html', $media = 'screen' ) {
if ( is_array( $value ) ) {
$card_number = trim( rgget( $this->id . '.1', $value ) );
$card_type = trim( rgget( $this->id . '.4', $value ) );
$separator = $format == 'html' ? '<br/>' : "\n";
return empty( $card_number ) ? '' : $card_type . $separator . $card_number;
} else {
return '';
}
}
public function get_form_inline_script_on_page_render( $form ) {
$field_id = "input_{$form['id']}_{$this->id}";
if ( $this->forceSSL && ! GFCommon::is_ssl() && ! GFCommon::is_preview() ) {
$script = "document.location.href='" . esc_js( RGFormsModel::get_current_page_url( true ) ) . "';";
} else {
$script = "jQuery(document).ready(function(){ { gformMatchCard(\"{$field_id}_1\"); } } );";
}
$card_rules = $this->get_credit_card_rules();
$script = "if(!window['gf_cc_rules']){window['gf_cc_rules'] = new Array(); } window['gf_cc_rules'] = " . GFCommon::json_encode( $card_rules ) . "; $script";
return $script;
}
public function get_credit_card_rules() {
$cards = GFCommon::get_card_types();
//$supported_cards = //TODO: Only include enabled cards
$rules = array();
foreach ( $cards as $card ) {
$prefixes = explode( ',', $card['prefixes'] );
foreach ( $prefixes as $prefix ) {
$rules[ $card['slug'] ][] = $prefix;
}
}
return $rules;
}
public function get_entry_inputs() {
$inputs = array();
// only store month and card number input values
foreach ( $this->inputs as $input ) {
if ( in_array( $input['id'], array( $this->id . '.1', $this->id . '.4' ) ) ) {
$inputs[] = $input;
}
}
return $inputs;
}
public function get_value_save_entry( $value, $form, $input_name, $lead_id, $lead ) {
//saving last 4 digits of credit card
list( $input_token, $field_id_token, $input_id ) = rgexplode( '_', $input_name, 3 );
if ( $input_id == '1' ) {
$value = str_replace( ' ', '', $value );
$card_number_length = strlen( $value );
$value = substr( $value, - 4, 4 );
$value = str_pad( $value, $card_number_length, 'X', STR_PAD_LEFT );
} elseif ( $input_id == '4' ) {
$value = rgpost( "input_{$field_id_token}_4" );
if ( ! $value ) {
$card_number = rgpost( "input_{$field_id_token}_1" );
$card_type = GFCommon::get_card_type( $card_number );
$value = $card_type ? $card_type['name'] : '';
}
} else {
$value = '';
}
return $this->sanitize_entry_value( $value, $form['id'] );
}
/**
* Upgrades inputs, if needed.
*
* @since 2.1.2.7
* @access public
* @see GF_Field::post_convert_field()
*
* @uses GF_Field::post_convert_field()
* @uses GF_Field_CreditCard::maybe_upgrade_inputs()
*
* @return void
*/
public function post_convert_field() {
parent::post_convert_field();
$this->maybe_upgrade_inputs();
}
/**
* GF1.8 and earlier used 5 inputs (1 input for the expiration date); GF1.9 changed to 6 inputs (the expiration month and year now separate); upgrade those fields still using the older configuration.
*/
public function maybe_upgrade_inputs() {
$inputs = $this->inputs;
$exp_input = $inputs[1];
$exp_id = $this->id . '.2';
if ( count( $inputs ) == 5 && $exp_input['id'] == $exp_id ) {
$new_inputs = array(
array(
'id' => $exp_id . '_month',
'label' => esc_html__( 'Expiration Month', 'gravityforms' ),
'defaultLabel' => $exp_input['label']
),
array(
'id' => $exp_id . '_year',
'label' => esc_html__( 'Expiration Year', 'gravityforms' ),
)
);
array_splice( $inputs, 1, 1, $new_inputs );
$this->inputs = $inputs;
}
}
}
GF_Fields::register( new GF_Field_CreditCard() );