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<?php if ( ! defined( 'ABSPATH' ) ) exit;
/**
* Class NF_Fields_Product
*/
class NF_Fields_Product extends NF_Abstracts_Input
{
protected $_name = 'product';
protected $_section = '';
protected $_icon = 'tag';
protected $_aliases = array();
protected $_type = 'product';
protected $_templates = array( 'product', 'textbox', 'hidden', 'listselect' );
protected $_test_value = '0';
protected $processing_fields = array( 'quantity', 'modifier', 'shipping', 'tax', 'total' );
protected $_settings = array( 'product_use_quantity', 'product_price', 'product_type', 'product_type' );
protected $_settings_exclude = array( 'input_limit_set', 'disable_input', 'required' );
public function __construct()
{
parent::__construct();
$this->_nicename = esc_html__( 'Product', 'ninja-forms' );
$this->_settings[ 'product_price' ][ 'width' ] = 'full';
add_filter( 'ninja_forms_merge_tag_value_product', array( $this, 'merge_tag_value' ), 10, 2 );
add_filter( 'ninja_forms_custom_columns', array( $this, 'custom_columns' ), 10, 3 );
add_filter( 'ninja_forms_merge_tag_calc_value_product', array( $this, 'merge_tag_value' ), 10, 2 );
add_filter( 'ninja_forms_localize_field_' . $this->_name, array( $this, 'filter_required_setting' ) );
add_filter( 'ninja_forms_localize_field_' . $this->_name . '_preview', array( $this, 'filter_required_setting' ) );
}
public function process( $product, $data )
{
$related = array();
foreach( $data[ 'fields' ] as $key => $field ){
if( ! isset ( $field[ 'type' ] ) || ! in_array( $field[ 'type' ], $this->processing_fields ) ) continue;
$type = $field[ 'type' ];
if( ! isset( $field[ 'product_assignment' ] ) ) continue;
if( $product[ 'id' ] != $field[ 'product_assignment' ] ) continue;
$related[ $type ] = &$data[ 'fields' ][ $key ]; // Assign by reference
}
//TODO: Does not work in non-English locales
$total = str_replace( array( ',', '$' ), '', $product[ 'product_price' ] );
$total = floatval( $total );
if( isset( $related[ 'quantity' ][ 'value' ] ) && $related[ 'quantity' ][ 'value' ] ){
$total = $total * $related[ 'quantity' ][ 'value' ];
} elseif( $product[ 'product_use_quantity'] && $product[ 'value' ] ){
$total = $total * $product[ 'value' ];
}
if( isset( $related[ 'modifier' ] ) ){
//TODO: Handle multiple modifiers.
}
$data[ 'product_totals' ][] = number_format( $total, 2 );
$data[ 'extra' ][ 'product_fields' ][ $product[ 'id' ] ][ 'product_price' ] = $product[ 'settings' ][ 'product_price' ];
return $data;
}
/**
* Validate
*
* @param $field
* @param $data
* @return array $errors
*/
public function validate( $field, $data )
{
$errors = array();
if( isset( $field[ 'product_use_quantity' ] ) && 1 == $field[ 'product_use_quantity' ] ){
// Required check.
if( isset( $field['required'] ) && 1 == $field['required'] && ! trim( $field['value'] ) ){
$errors[] = 'Field is required.';
}
}
return $errors;
}
public function filter_required_setting( $field )
{
if( ! isset( $field[ 'settings' ][ 'product_use_quantity' ] ) || 1 != $field[ 'settings' ][ 'product_use_quantity' ] ) {
$field[ 'settings' ][ 'required' ] = 0;
}
return $field;
}
public function merge_tag_value( $value, $field )
{
// TODO: Replaced this to fix English locales.
// Other locales are still broken and will need to be addressed in refactor.
// $product_price = preg_replace ('/[^\d,\.]/', '', $field[ 'product_price' ] );
$product_price = str_replace( array( ',', '$' ), '', $field[ 'product_price' ] );
$product_quantity = ( isset( $field[ 'product_use_quantity' ] ) && 1 == $field[ 'product_use_quantity' ] ) ? $value : 1;
return number_format( $product_price * $product_quantity, 2 );
}
public function custom_columns( $value, $field, $sub_id )
{
if ( ! $field->get_setting( 'product_use_quantity' ) ) return $value;
if ( 0 == absint( $_REQUEST[ 'form_id' ] ) ) return $value;
$form_id = absint( $_REQUEST[ 'form_id' ] );
/*
* Check to see if we have a stored "price" setting for this field.
* This lets us track what the value was when the user submitted so that total isn't incorrect if the user changes the price after a submission.
*/
$sub = Ninja_Forms()->form()->get_sub( $sub_id );
$product_fields = $sub->get_extra_value( 'product_fields' );
if( is_array( $product_fields ) && isset ( $product_fields[ $field->get_id() ] ) ) {
$price = $product_fields[ $field->get_id() ][ 'product_price' ];
} else {
$price = $field->get_setting( 'product_price' );
}
/*
* Get our currency marker setting. First, we check the form, then plugin settings.
*/
$currency = Ninja_Forms()->form( $form_id )->get()->get_setting( 'currency' );
if ( empty( $currency ) ) {
/*
* Check our plugin currency.
*/
$currency = Ninja_Forms()->get_setting( 'currency' );
}
$currency_symbols = Ninja_Forms::config( 'CurrencySymbol' );
$currency_symbol = html_entity_decode( $currency_symbols[ $currency ] );
// @todo Update to use the locale of the form.
global $wp_locale;
$price = str_replace( array( $wp_locale->number_format[ 'thousands_sep' ], $currency_symbol ), '', $price );
$price = floatval( $price );
$value = intval( $value );
$total = number_format_i18n( $price * $value, 2 );
$output = $currency_symbol . $total . ' ( ' . $value . ' ) ';
return $output;
}
public function admin_form_element( $id, $value )
{
$form_id = get_post_meta( absint( $_GET[ 'post' ] ), '_form_id', true );
$field = Ninja_Forms()->form( $form_id )->get_field( $id );
/*
* Check to see if we have a stored "price" setting for this field.
* This lets us track what the value was when the user submitted so that total isn't incorrect if the user changes the price after a submission.
*/
$sub = Ninja_Forms()->form()->get_sub( absint( $_REQUEST[ 'post' ] ) );
$product_fields = $sub->get_extra_value( 'product_fields' );
if( is_array( $product_fields ) && isset ( $product_fields[ $id ] ) ) {
$price = $product_fields[ $id ][ 'product_price' ];
} else {
$price = $field->get_setting( 'product_price' );
}
/*
* Get our currency marker setting. First, we check the form, then plugin settings.
*/
$currency = Ninja_Forms()->form( $form_id )->get()->get_setting( 'currency' );
if ( empty( $currency ) ) {
/*
* Check our plugin currency.
*/
$currency = Ninja_Forms()->get_setting( 'currency' );
}
$currency_symbols = Ninja_Forms::config( 'CurrencySymbol' );
$currency_symbol = html_entity_decode( $currency_symbols[ $currency ] );
// @todo Update to use the locale of the form.
global $wp_locale;
$price = str_replace( array( $wp_locale->number_format[ 'thousands_sep' ], $currency_symbol ), '', $price );
$price = floatval( $price );
$value = intval( $value );
$total = number_format_i18n( $price * $value, 2 );
$price = number_format_i18n( $price, 2 );
return "Price: <strong>" . $currency_symbol . $price . "</strong> X Quantity: <input name='fields[$id]' type='number' value='" . $value . "'> = " . $currency_symbol . $total;
}
}