';
$html = '' . $html . $validation_error . '';
return $html;
}
/* Validation filter */
add_filter( 'wpcf7_validate_acceptance', 'wpcf7_acceptance_validation_filter', 10, 2 );
function wpcf7_acceptance_validation_filter( $result, $tag ) {
if ( ! wpcf7_acceptance_as_validation() )
return $result;
$name = $tag['name'];
if ( empty( $name ) )
return $result;
$options = (array) $tag['options'];
$value = ( ! empty( $_POST[$name] ) ? 1 : 0 );
$invert = (bool) preg_grep( '%^invert$%', $options );
if ( $invert && $value || ! $invert && ! $value ) {
$result['valid'] = false;
$result['reason'][$name] = wpcf7_get_message( 'accept_terms' );
}
return $result;
}
/* Acceptance filter */
add_filter( 'wpcf7_acceptance', 'wpcf7_acceptance_filter' );
function wpcf7_acceptance_filter( $accepted ) {
if ( ! $accepted )
return $accepted;
$fes = wpcf7_scan_shortcode( array( 'type' => 'acceptance' ) );
foreach ( $fes as $fe ) {
$name = $fe['name'];
$options = (array) $fe['options'];
if ( empty( $name ) )
continue;
$value = $_POST[$name] ? 1 : 0;
$invert = (bool) preg_grep( '%^invert$%', $options );
if ( $invert && $value || ! $invert && ! $value )
$accepted = false;
}
return $accepted;
}
add_filter( 'wpcf7_form_class_attr', 'wpcf7_acceptance_form_class_attr' );
function wpcf7_acceptance_form_class_attr( $class ) {
if ( wpcf7_acceptance_as_validation() )
return $class . ' wpcf7-acceptance-as-validation';
return $class;
}
function wpcf7_acceptance_as_validation() {
if ( ! $contact_form = wpcf7_get_current_contact_form() )
return false;
$settings = $contact_form->additional_setting( 'acceptance_as_validation', false );
foreach ( $settings as $setting ) {
if ( in_array( $setting, array( 'on', 'true', '1' ) ) )
return true;
}
return false;
}
/* Tag generator */
add_action( 'admin_init', 'wpcf7_add_tag_generator_acceptance', 35 );
function wpcf7_add_tag_generator_acceptance() {
wpcf7_add_tag_generator( 'acceptance', __( 'Acceptance', 'wpcf7' ),
'wpcf7-tg-pane-acceptance', 'wpcf7_tg_pane_acceptance' );
}
function wpcf7_tg_pane_acceptance( &$contact_form ) {
?>