function wpsc_validate_form($form_args, &$validated_array = false)
{
if (!is_array($validated_array)) {
$validated_array =& $_POST;
}
$error = new WP_Error();
$a =& $error;
if (!isset($form_args['fields'])) {
$valid = null;
} else {
$valid = true;
}
$form = $form_args['fields'];
foreach ($form as $props) {
// Handle custom fields.
if (!isset($props['fields'])) {
$props['fields'] = $props;
}
foreach ($props['fields'] as $prop) {
if (empty($prop['rules'])) {
continue;
}
$prop = _wpsc_populate_field_default_args($prop);
$field = $prop['name'];
$rules = $prop['rules'];
if (is_string($rules)) {
$rules = explode('|', $rules);
}
$value = wpsc_submitted_value($field, '', $validated_array);
foreach ($rules as $rule) {
if (function_exists($rule)) {
$value = call_user_func($rule, $value);
continue;
}
if (preg_match('/([^\\[]+)\\[([^\\]]+)\\]/', $rule, $matches)) {
$rule = $matches[1];
$matched_field = $matches[2];
$matched_value = wpsc_submitted_value($matched_field, null, $validated_array);
$matched_props = isset($form[$matched_field]) ? $form[$matched_field] : array();
$error = apply_filters("wpsc_validation_rule_{$rule}", $error, $value, $field, $prop, $matched_field, $matched_value, $matched_props);
} else {
$error = apply_filters("wpsc_validation_rule_{$rule}", $error, $value, $field, $prop);
}
if (count($error->get_error_codes())) {
break;
}
}
}
_wpsc_set_submitted_value($field, $value, $validated_array);
}
if (count($error->get_error_messages())) {
$valid = $error;
}
return apply_filters('wpsc_validate_form', $valid);
}
function _wpsc_convert_checkout_shipping_form_args($args)
{
global $wpsc_shipping_modules;
$calculator = WPSC_Shipping_Calculator::get_instance();
$submitted_value = wpsc_submitted_value('wpsc_shipping_option');
$active_shipping_id = $calculator->active_shipping_id;
foreach ($calculator->sorted_quotes as $module_name => $quotes) {
$radios = array('type' => 'radios', 'title' => $wpsc_shipping_modules[$module_name]->name, 'options' => array(), 'name' => 'wpsc_shipping_option');
foreach ($quotes as $option => $cost) {
$id = $calculator->ids[$module_name][$option];
$checked = empty($submitted_value) ? $active_shipping_id == $id : $submitted_value == $id;
$radios['options'][] = array('title' => $option, 'value' => $id, 'description' => wpsc_format_currency($cost), 'checked' => $checked);
}
$args['fields'][] = $radios;
}
// automatically select the cheapest option by default
if (empty($active_shipping_id) && empty($submitted_value)) {
$args['fields'][0]['options'][0]['checked'] = true;
}
return $args;
}