170 lines
3.8 KiB
PHP
170 lines
3.8 KiB
PHP
<?php
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defined( 'ABSPATH' ) or exit;
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/**
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* Class MC4WP_Contact_Form_7_Integration
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*
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* @ignore
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*/
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class MC4WP_Contact_Form_7_Integration extends MC4WP_Integration {
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/**
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* @var string
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*/
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public $name = 'Contact Form 7';
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/**
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* @var string
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*/
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public $description = 'Subscribes people from Contact Form 7 forms.';
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/**
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* Add hooks
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*/
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public function add_hooks() {
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add_action( 'wpcf7_init', array( $this, 'init' ) );
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add_action( 'wpcf7_mail_sent', array( $this, 'process' ), 1 );
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add_action( 'wpcf7_posted_data', array( $this, 'alter_cf7_data' ) );
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}
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/**
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* Registers the CF7 shortcode
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*
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* @return boolean
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*/
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public function init() {
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if ( function_exists( 'wpcf7_add_form_tag' ) ) {
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wpcf7_add_form_tag( 'mc4wp_checkbox', array( $this, 'shortcode' ) );
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} else {
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wpcf7_add_shortcode( 'mc4wp_checkbox', array( $this, 'shortcode' ) );
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}
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return true;
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}
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/**
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* @{inheritdoc}
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*
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* Contact Form 7 listens to the following triggers.
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*
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* - _mc4wp_subscribe_contact-form-7
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* - mc4wp-subscribe
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*
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* @return bool
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*/
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public function checkbox_was_checked() {
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$data = $this->get_data();
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return ( isset( $data[ $this->checkbox_name ] ) && (int) $data[ $this->checkbox_name ] === 1 )
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|| ( isset( $data['mc4wp-subscribe'] ) && (int) $data['mc4wp-subscribe'] === 1 );
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}
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/**
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* Alter Contact Form 7 data.
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*
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* Adds mc4wp_checkbox to post data so users can use `mc4wp_checkbox` in their email templates
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*
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* @param array $data
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* @return array
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*/
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public function alter_cf7_data( $data = array() ) {
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$data['mc4wp_checkbox'] = $this->checkbox_was_checked() ? __( 'Yes', 'mailchimp-for-wp' ) : __( 'No', 'mailchimp-for-wp' );
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return $data;
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}
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/**
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* Subscribe from Contact Form 7 Forms
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*
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* @todo improve smart guessing based on selected Mailchimp lists
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*
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* @param WPCF7_ContactForm $cf7_form
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* @return bool
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*/
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public function process( $cf7_form ) {
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// was sign-up checkbox checked?
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if ( ! $this->checkbox_was_checked() ) {
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return false;
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}
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$parser = new MC4WP_Field_Guesser( $this->get_data() );
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$data = $parser->combine( array( 'guessed', 'namespaced' ) );
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// do nothing if no email was found
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if ( empty( $data['EMAIL'] ) ) {
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$this->get_log()->warning( sprintf( '%s > Unable to find EMAIL field.', $this->name ) );
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return false;
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}
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return $this->subscribe( $data, $cf7_form->id() );
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}
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/**
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* Return the shortcode output
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*
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* @return string
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*/
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public function shortcode( $args = array() ) {
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if ( ! empty( $args['labels'][0] ) ) {
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$this->options['label'] = $args['labels'][0];
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}
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if ( isset( $args['options'] ) ) {
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// check for default:0 or default:1 to set the checked attribute
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if ( in_array( 'default:1', $args['options'], true ) ) {
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$this->options['precheck'] = true;
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} elseif ( in_array( 'default:0', $args['options'], true ) ) {
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$this->options['precheck'] = false;
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}
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}
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// disable paragraph wrap because CF7 defaults to `wpautop`
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$this->options['wrap_p'] = 0;
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return $this->get_checkbox_html();
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}
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/**
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* @return bool
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*/
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public function is_installed() {
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return function_exists( 'wpcf7_contact_form' );
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}
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/**
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* @since 3.0
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* @return array
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*/
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public function get_ui_elements() {
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return array_diff( parent::get_ui_elements(), array( 'enabled', 'implicit' ) );
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}
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/**
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* @param int $object_id
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* @since 3.0
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* @return string
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*/
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public function get_object_link( $object_id ) {
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// for backwards compatibility, not all CF7 sign-ups have an object id
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if ( empty( $object_id ) ) {
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return '';
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}
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// Return empty string if CF7 is no longer activated.
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if ( ! function_exists( 'wpcf7_contact_form' ) ) {
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return '';
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}
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$form = wpcf7_contact_form( $object_id );
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if ( ! is_object( $form ) ) {
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return '';
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}
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return sprintf( '<a href="%s">%s</a>', admin_url( 'admin.php?page=wpcf7&post=' . $object_id ), $form->title() );
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}
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}
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