<?php

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/**

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** A base module for [acceptance]

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**/

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/* form_tag handler */

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add_action( 'wpcf7_init', 'wpcf7_add_form_tag_acceptance', 10, 0 );

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function wpcf7_add_form_tag_acceptance() {

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wpcf7_add_form_tag( 'acceptance',

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'wpcf7_acceptance_form_tag_handler',

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array(

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'name-attr' => true,

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'selectable-values' => true,

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)

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);

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}

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function wpcf7_acceptance_form_tag_handler( $tag ) {

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if ( empty( $tag->name ) ) {

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return '';

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}

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$validation_error = wpcf7_get_validation_error( $tag->name );

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$class = wpcf7_form_controls_class( $tag->type );

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if ( $validation_error ) {

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$class .= ' wpcf7-not-valid';

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}

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if ( $tag->has_option( 'invert' ) ) {

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$class .= ' invert';

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}

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if ( $tag->has_option( 'optional' ) ) {

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$class .= ' optional';

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}

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$atts = array(

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'class' => trim( $class ),

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);

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$item_atts = array(

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'type' => 'checkbox',

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'name' => $tag->name,

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'value' => '1',

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'tabindex' => $tag->get_option( 'tabindex', 'signed_int', true ),

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'checked' => $tag->has_option( 'default:on' ),

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'class' => $tag->get_class_option() ? $tag->get_class_option() : null,

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'id' => $tag->get_id_option(),

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);

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if ( $validation_error ) {

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$item_atts['aria-invalid'] = 'true';

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$item_atts['aria-describedby'] = wpcf7_get_validation_error_reference(

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$tag->name

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);

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} else {

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$item_atts['aria-invalid'] = 'false';

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}

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$item_atts = wpcf7_format_atts( $item_atts );

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$content = empty( $tag->content )

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? (string) reset( $tag->values )

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: $tag->content;

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$content = trim( $content );

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if ( $content ) {

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if ( $tag->has_option( 'label_first' ) ) {

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$html = sprintf(

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'<span class="wpcf7-list-item-label">%2$s</span><input %1$s />',

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$item_atts,

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$content

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);

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} else {

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$html = sprintf(

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'<input %1$s /><span class="wpcf7-list-item-label">%2$s</span>',

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$item_atts,

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$content

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);

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}

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$html = sprintf(

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'<span class="wpcf7-list-item"><label>%s</label></span>',

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$html

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);

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} else {

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$html = sprintf(

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'<span class="wpcf7-list-item"><input %1$s /></span>',

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$item_atts

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);

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}

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$html = sprintf(

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'<span class="wpcf7-form-control-wrap" data-name="%1$s"><span %2$s>%3$s</span>%4$s</span>',

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esc_attr( $tag->name ),

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wpcf7_format_atts( $atts ),

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$html,

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$validation_error

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);

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return $html;

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}

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/* Validation filter */

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add_filter( 'wpcf7_validate_acceptance',

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'wpcf7_acceptance_validation_filter', 10, 2 );

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function wpcf7_acceptance_validation_filter( $result, $tag ) {

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if ( ! wpcf7_acceptance_as_validation() ) {

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return $result;

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}

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if ( $tag->has_option( 'optional' ) ) {

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return $result;

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}

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$name = $tag->name;

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$value = ( ! empty( $_POST[$name] ) ? 1 : 0 );

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$invert = $tag->has_option( 'invert' );

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if ( $invert and $value

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or ! $invert and ! $value ) {

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$result->invalidate( $tag, wpcf7_get_message( 'accept_terms' ) );

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}

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return $result;

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}

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/* Acceptance filter */

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add_filter( 'wpcf7_acceptance', 'wpcf7_acceptance_filter', 10, 2 );

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function wpcf7_acceptance_filter( $accepted, $submission ) {

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$tags = wpcf7_scan_form_tags( array( 'type' => 'acceptance' ) );

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foreach ( $tags as $tag ) {

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$name = $tag->name;

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if ( empty( $name ) ) {

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continue;

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}

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$value = ( ! empty( $_POST[$name] ) ? 1 : 0 );

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$content = empty( $tag->content )

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? (string) reset( $tag->values )

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: $tag->content;

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$content = trim( $content );

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if ( $value and $content ) {

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$submission->add_consent( $name, $content );

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}

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if ( $tag->has_option( 'optional' ) ) {

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continue;

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}

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$invert = $tag->has_option( 'invert' );

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if ( $invert and $value

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or ! $invert and ! $value ) {

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$accepted = false;

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}

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}

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return $accepted;

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}

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add_filter( 'wpcf7_form_class_attr',

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'wpcf7_acceptance_form_class_attr', 10, 1 );

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function wpcf7_acceptance_form_class_attr( $class_attr ) {

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if ( wpcf7_acceptance_as_validation() ) {

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return $class_attr . ' wpcf7-acceptance-as-validation';

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}

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return $class_attr;

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}

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function wpcf7_acceptance_as_validation() {

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if ( ! $contact_form = wpcf7_get_current_contact_form() ) {

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return false;

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}

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return $contact_form->is_true( 'acceptance_as_validation' );

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}

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add_filter( 'wpcf7_mail_tag_replaced_acceptance',

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'wpcf7_acceptance_mail_tag', 10, 4 );

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function wpcf7_acceptance_mail_tag( $replaced, $submitted, $html, $mail_tag ) {

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$form_tag = $mail_tag->corresponding_form_tag();

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if ( ! $form_tag ) {

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return $replaced;

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}

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if ( ! empty( $submitted ) ) {

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$replaced = __( 'Consented', 'contact-form-7' );

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} else {

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$replaced = __( 'Not consented', 'contact-form-7' );

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}

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$content = empty( $form_tag->content )

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? (string) reset( $form_tag->values )

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: $form_tag->content;

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if ( ! $html ) {

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$content = wp_strip_all_tags( $content );

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}

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$content = trim( $content );

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if ( $content ) {

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$replaced = sprintf(

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/* translators: 1: 'Consented' or 'Not consented', 2: conditions */

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_x( '%1$s: %2$s', 'mail output for acceptance checkboxes',

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'contact-form-7' ),

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$replaced,

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$content

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);

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}

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return $replaced;

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}

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/* Tag generator */

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add_action( 'wpcf7_admin_init', 'wpcf7_add_tag_generator_acceptance', 35, 0 );

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function wpcf7_add_tag_generator_acceptance() {

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$tag_generator = WPCF7_TagGenerator::get_instance();

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$tag_generator->add( 'acceptance', __( 'acceptance', 'contact-form-7' ),

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'wpcf7_tag_generator_acceptance' );

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}

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function wpcf7_tag_generator_acceptance( $contact_form, $args = '' ) {

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$args = wp_parse_args( $args, array() );

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$type = 'acceptance';

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$description = __( "Generate a form-tag for an acceptance checkbox. For more details, see %s.", 'contact-form-7' );

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$desc_link = wpcf7_link( __( 'https://contactform7.com/acceptance-checkbox/', 'contact-form-7' ), __( 'Acceptance checkbox', 'contact-form-7' ) );

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?>

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<div class="control-box">

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<fieldset>

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<legend><?php echo sprintf( esc_html( $description ), $desc_link ); ?></legend>

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<table class="form-table">

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<tbody>

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<tr>

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<th scope="row"><label for="<?php echo esc_attr( $args['content'] . '-name' ); ?>"><?php echo esc_html( __( 'Name', 'contact-form-7' ) ); ?></label></th>

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<td><input type="text" name="name" class="tg-name oneline" id="<?php echo esc_attr( $args['content'] . '-name' ); ?>" /></td>

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</tr>

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<tr>

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<th scope="row"><label for="<?php echo esc_attr( $args['content'] . '-content' ); ?>"><?php echo esc_html( __( 'Condition', 'contact-form-7' ) ); ?></label></th>

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<td><input type="text" name="content" class="oneline large-text" id="<?php echo esc_attr( $args['content'] . '-content' ); ?>" /></td>

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</tr>

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<tr>

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<th scope="row"><?php echo esc_html( __( 'Options', 'contact-form-7' ) ); ?></th>

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<td>

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<fieldset>

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<legend class="screen-reader-text"><?php echo esc_html( __( 'Options', 'contact-form-7' ) ); ?></legend>

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<label><input type="checkbox" name="optional" class="option" checked="checked" /> <?php echo esc_html( __( 'Make this checkbox optional', 'contact-form-7' ) ); ?></label>

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</fieldset>

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</td>

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</tr>

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<tr>

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<th scope="row"><label for="<?php echo esc_attr( $args['content'] . '-id' ); ?>"><?php echo esc_html( __( 'Id attribute', 'contact-form-7' ) ); ?></label></th>

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<td><input type="text" name="id" class="idvalue oneline option" id="<?php echo esc_attr( $args['content'] . '-id' ); ?>" /></td>

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</tr>

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<tr>

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<th scope="row"><label for="<?php echo esc_attr( $args['content'] . '-class' ); ?>"><?php echo esc_html( __( 'Class attribute', 'contact-form-7' ) ); ?></label></th>

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<td><input type="text" name="class" class="classvalue oneline option" id="<?php echo esc_attr( $args['content'] . '-class' ); ?>" /></td>

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</tr>

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</tbody>

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</table>

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</fieldset>

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</div>

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<div class="insert-box">

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<input type="text" name="<?php echo $type; ?>" class="tag code" readonly="readonly" onfocus="this.select()" />

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<div class="submitbox">

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<input type="button" class="button button-primary insert-tag" value="<?php echo esc_attr( __( 'Insert Tag', 'contact-form-7' ) ); ?>" />

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</div>

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</div>

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<?php

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}

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