<?php if ( ! class_exists( 'WPCF7_Service_OAuth2' ) ) { return; } class WPCF7_ConstantContact extends WPCF7_Service_OAuth2 { const service_name = 'constant_contact'; const authorization_endpoint = 'https://authz.constantcontact.com/oauth2/default/v1/authorize'; const token_endpoint = 'https://authz.constantcontact.com/oauth2/default/v1/token'; private static $instance; protected $contact_lists = array(); public static function get_instance() { if ( empty( self::$instance ) ) { self::$instance = new self; } return self::$instance; } private function __construct() { $this->authorization_endpoint = self::authorization_endpoint; $this->token_endpoint = self::token_endpoint; $option = (array) WPCF7::get_option( self::service_name ); if ( isset( $option['client_id'] ) ) { $this->client_id = $option['client_id']; } if ( isset( $option['client_secret'] ) ) { $this->client_secret = $option['client_secret']; } if ( isset( $option['access_token'] ) ) { $this->access_token = $option['access_token']; } if ( isset( $option['refresh_token'] ) ) { $this->refresh_token = $option['refresh_token']; } if ( $this->is_active() ) { if ( isset( $option['contact_lists'] ) ) { $this->contact_lists = $option['contact_lists']; } } add_action( 'wpcf7_admin_init', array( $this, 'auth_redirect' ) ); } public function auth_redirect() { $auth = isset( $_GET['auth'] ) ? trim( $_GET['auth'] ) : ''; if ( self::service_name === $auth and current_user_can( 'wpcf7_manage_integration' ) ) { $redirect_to = add_query_arg( array( 'service' => self::service_name, 'action' => 'auth_redirect', 'code' => isset( $_GET['code'] ) ? trim( $_GET['code'] ) : '', 'state' => isset( $_GET['state'] ) ? trim( $_GET['state'] ) : '', ), menu_page_url( 'wpcf7-integration', false ) ); wp_safe_redirect( $redirect_to ); exit(); } } protected function save_data() { $option = array_merge( (array) WPCF7::get_option( self::service_name ), array( 'client_id' => $this->client_id, 'client_secret' => $this->client_secret, 'access_token' => $this->access_token, 'refresh_token' => $this->refresh_token, 'contact_lists' => $this->contact_lists, ) ); WPCF7::update_option( self::service_name, $option ); } protected function reset_data() { $this->client_id = ''; $this->client_secret = ''; $this->access_token = ''; $this->refresh_token = ''; $this->contact_lists = array(); $this->save_data(); } public function get_title() { return __( 'Constant Contact', 'contact-form-7' ); } public function get_categories() { return array( 'email_marketing' ); } public function icon() { } public function link() { echo 'constantcontact.com'; } protected function get_redirect_uri() { return admin_url( '/?auth=' . self::service_name ); } protected function menu_page_url( $args = '' ) { $args = wp_parse_args( $args, array() ); $url = menu_page_url( 'wpcf7-integration', false ); $url = add_query_arg( array( 'service' => self::service_name ), $url ); if ( ! empty( $args ) ) { $url = add_query_arg( $args, $url ); } return $url; } public function load( $action = '' ) { if ( 'auth_redirect' == $action ) { $code = isset( $_GET['code'] ) ? urldecode( $_GET['code'] ) : ''; $state = isset( $_GET['state'] ) ? urldecode( $_GET['state'] ) : ''; if ( $code and $state and wpcf7_verify_nonce( $state, 'wpcf7_constant_contact_authorize' ) ) { $response = $this->request_token( $code ); } if ( ! empty( $this->access_token ) ) { $message = 'success'; } else { $message = 'failed'; } wp_safe_redirect( $this->menu_page_url( array( 'action' => 'setup', 'message' => $message, ) ) ); exit(); } if ( 'setup' == $action and 'POST' == $_SERVER['REQUEST_METHOD'] ) { check_admin_referer( 'wpcf7-constant-contact-setup' ); if ( ! empty( $_POST['reset'] ) ) { $this->reset_data(); } else { $this->client_id = isset( $_POST['client_id'] ) ? trim( $_POST['client_id'] ) : ''; $this->client_secret = isset( $_POST['client_secret'] ) ? trim( $_POST['client_secret'] ) : ''; $this->save_data(); $this->authorize( 'contact_data offline_access' ); } wp_safe_redirect( $this->menu_page_url( 'action=setup' ) ); exit(); } } protected function authorize( $scope = '' ) { $endpoint = add_query_arg( array_map( 'urlencode', array( 'response_type' => 'code', 'client_id' => $this->client_id, 'redirect_uri' => $this->get_redirect_uri(), 'scope' => $scope, 'state' => wpcf7_create_nonce( 'wpcf7_constant_contact_authorize' ), ) ), $this->authorization_endpoint ); if ( wp_redirect( sanitize_url( $endpoint ) ) ) { exit(); } } public function email_exists( $email ) { $endpoint = add_query_arg( array( 'email' => $email, 'status' => 'all', ), 'https://api.cc.email/v3/contacts' ); $request = array( 'method' => 'GET', 'headers' => array( 'Accept' => 'application/json', 'Content-Type' => 'application/json; charset=utf-8', ), ); $response = $this->remote_request( $endpoint, $request ); if ( 400 <= (int) wp_remote_retrieve_response_code( $response ) ) { if ( WP_DEBUG ) { $this->log( $endpoint, $request, $response ); } return false; } $response_body = wp_remote_retrieve_body( $response ); if ( empty( $response_body ) ) { return false; } $response_body = json_decode( $response_body, true ); return ! empty( $response_body['contacts'] ); } public function create_contact( $properties ) { $endpoint = 'https://api.cc.email/v3/contacts'; $request = array( 'method' => 'POST', 'headers' => array( 'Accept' => 'application/json', 'Content-Type' => 'application/json; charset=utf-8', ), 'body' => wp_json_encode( $properties ), ); $response = $this->remote_request( $endpoint, $request ); if ( 400 <= (int) wp_remote_retrieve_response_code( $response ) ) { if ( WP_DEBUG ) { $this->log( $endpoint, $request, $response ); } return false; } } public function get_contact_lists() { $endpoint = 'https://api.cc.email/v3/contact_lists'; $request = array( 'method' => 'GET', 'headers' => array( 'Accept' => 'application/json', 'Content-Type' => 'application/json; charset=utf-8', ), ); $response = $this->remote_request( $endpoint, $request ); if ( 400 <= (int) wp_remote_retrieve_response_code( $response ) ) { if ( WP_DEBUG ) { $this->log( $endpoint, $request, $response ); } return false; } $response_body = wp_remote_retrieve_body( $response ); if ( empty( $response_body ) ) { return false; } $response_body = json_decode( $response_body, true ); if ( ! empty( $response_body['lists'] ) ) { return (array) $response_body['lists']; } else { return array(); } } public function update_contact_lists( $selection = array() ) { $contact_lists = array(); $contact_lists_on_api = $this->get_contact_lists(); if ( false !== $contact_lists_on_api ) { foreach ( (array) $contact_lists_on_api as $list ) { if ( isset( $list['list_id'] ) ) { $list_id = trim( $list['list_id'] ); } else { continue; } if ( isset( $this->contact_lists[$list_id]['selected'] ) ) { $list['selected'] = $this->contact_lists[$list_id]['selected']; } else { $list['selected'] = array(); } $contact_lists[$list_id] = $list; } } else { $contact_lists = $this->contact_lists; } foreach ( (array) $selection as $key => $ids_or_names ) { foreach( $contact_lists as $list_id => $list ) { if ( in_array( $list['list_id'], (array) $ids_or_names, true ) or in_array( $list['name'], (array) $ids_or_names, true ) ) { $contact_lists[$list_id]['selected'][$key] = true; } else { unset( $contact_lists[$list_id]['selected'][$key] ); } } } $this->contact_lists = $contact_lists; if ( $selection ) { $this->save_data(); } return $this->contact_lists; } public function admin_notice( $message = '' ) { switch ( $message ) { case 'success': wp_admin_notice( esc_html( __( "Connection established.", 'contact-form-7' ) ), 'type=success' ); break; case 'failed': wp_admin_notice( sprintf( '<strong>%1$s</strong>: %2$s', esc_html( __( "Error", 'contact-form-7' ) ), esc_html( __( "Failed to establish connection. Please double-check your configuration.", 'contact-form-7' ) ) ), 'type=error' ); break; case 'updated': wp_admin_notice( esc_html( __( "Configuration updated.", 'contact-form-7' ) ), 'type=success' ); break; } } public function display( $action = '' ) { echo sprintf( '<p><strong>%1$s</strong> %2$s</p>', esc_html( __( 'Warning:', 'contact-form-7' ) ), wpcf7_link( __( 'https://contactform7.com/2024/02/02/we-end-the-constant-contact-integration/', 'contact-form-7' ), __( "This feature is deprecated. You are not recommended to use it.", 'contact-form-7' ) ) ); echo sprintf( '<p>%s</p>', esc_html( __( "The Constant Contact integration module allows you to send contact data collected through your contact forms to the Constant Contact API. You can create reliable email subscription services in a few easy steps.", 'contact-form-7' ) ) ); echo sprintf( '<p><strong>%s</strong></p>', wpcf7_link( __( 'https://contactform7.com/constant-contact-integration/', 'contact-form-7' ), __( 'Constant Contact integration', 'contact-form-7' ) ) ); if ( $this->is_active() ) { echo sprintf( '<p class="dashicons-before dashicons-yes">%s</p>', esc_html( __( "This site is connected to the Constant Contact API.", 'contact-form-7' ) ) ); } if ( 'setup' == $action ) { $this->display_setup(); } else { echo sprintf( '<p><a href="%1$s" class="button">%2$s</a></p>', esc_url( $this->menu_page_url( 'action=setup' ) ), esc_html( __( 'Setup Integration', 'contact-form-7' ) ) ); } } private function display_setup() { ?> <form method="post" action="<?php echo esc_url( $this->menu_page_url( 'action=setup' ) ); ?>"> <?php wp_nonce_field( 'wpcf7-constant-contact-setup' ); ?> <table class="form-table"> <tbody> <tr> <th scope="row"><label for="client_id"><?php echo esc_html( __( 'API Key', 'contact-form-7' ) ); ?></label></th> <td><?php if ( $this->is_active() ) { echo esc_html( $this->client_id ); echo sprintf( '<input type="hidden" value="%1$s" id="client_id" name="client_id" />', esc_attr( $this->client_id ) ); } else { echo sprintf( '<input type="text" aria-required="true" value="%1$s" id="client_id" name="client_id" class="regular-text code" />', esc_attr( $this->client_id ) ); } ?></td> </tr> <tr> <th scope="row"><label for="client_secret"><?php echo esc_html( __( 'App Secret', 'contact-form-7' ) ); ?></label></th> <td><?php if ( $this->is_active() ) { echo esc_html( wpcf7_mask_password( $this->client_secret, 4, 4 ) ); echo sprintf( '<input type="hidden" value="%1$s" id="client_secret" name="client_secret" />', esc_attr( $this->client_secret ) ); } else { echo sprintf( '<input type="text" aria-required="true" value="%1$s" id="client_secret" name="client_secret" class="regular-text code" />', esc_attr( $this->client_secret ) ); } ?></td> </tr> <tr> <th scope="row"><label for="redirect_uri"><?php echo esc_html( __( 'Redirect URI', 'contact-form-7' ) ); ?></label></th> <td><?php echo sprintf( '<input type="text" value="%1$s" id="redirect_uri" name="redirect_uri" class="large-text code" readonly="readonly" onfocus="this.select();" style="font-size: 11px;" />', $this->get_redirect_uri() ); ?> <p class="description"><?php echo esc_html( __( "Set this URL as the redirect URI.", 'contact-form-7' ) ); ?></p> </td> </tr> </tbody> </table> <?php if ( $this->is_active() ) { submit_button( _x( 'Reset Keys', 'API keys', 'contact-form-7' ), 'small', 'reset' ); } else { submit_button( __( 'Connect to the Constant Contact API', 'contact-form-7' ) ); } ?> </form> <?php } }