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<?php |
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namespace Sellkit\Blocks\Optin; |
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|
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defined( 'ABSPATH' ) || die(); |
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|
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/** |
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* Mailchimp class. |
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* |
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* @since 2.3.0 |
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*/ |
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class Mailchimp { |
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/** |
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* Object of helper class. |
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* |
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* @since 2.3.0 |
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* @var object |
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*/ |
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private static $helper; |
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|
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/** |
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* The Mailchimp API URL. |
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* |
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* @since 2.3.0 |
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* @var string |
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*/ |
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private static $api_key = ''; |
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|
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/** |
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* The Mailchimp API server. |
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* |
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* @since 2.3.0 |
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* @var string |
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*/ |
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private static $api_server = ''; |
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|
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/** |
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* Run the mailchimp process. |
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* |
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* @param object $helper The helper class instance. |
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*/ |
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public static function run( $helper ) { |
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self::$helper = $helper; |
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|
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if ( empty( self::$helper ) ) { |
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return; |
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} |
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|
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self::handle_mailchimp(); |
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} |
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|
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/** |
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* Handle Mailchimp. |
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* |
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* @since 2.3.0 |
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*/ |
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private static function handle_mailchimp() { |
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if ( empty( self::$helper->attributes['mailChimp'] ) ) { |
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return self::$helper->add_response( 'admin_errors', esc_html__( 'Mailchimp error: Missing configuration.', 'sellkit' ) ); |
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} |
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|
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self::$helper->check_api_params( 'mailchimp', 'Mailchimp' ); |
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|
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$mapping_fields = self::$helper->attributes['mailChimp']; |
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self::$helper->check_required_fields( $mapping_fields, [ 'audience', 'email' ] ); |
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self::get_api_params(); |
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|
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$fields = self::$helper->form_data['fields']; |
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|
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$subscriber_data = self::map_fields_to_subscriber( $mapping_fields, $fields ); |
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|
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$response = self::send_subscriber_to_mailchimp( $subscriber_data, $mapping_fields['audience'] ); |
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|
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if ( is_wp_error( $response ) ) { |
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return self::$helper->add_response( 'admin_errors', $response->get_error_message() ); |
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} |
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|
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$code = $response['code']; |
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|
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if ( $code < 200 || $code >= 300 ) { |
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return self::$helper->add_response( |
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'admin_errors', |
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sprintf( |
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/* Translators: 1: CRM name 2: Error code 3: Error message */ |
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esc_html__( '%1$s: Request error-%2$s -- %3$s', 'sellkit' ), |
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'Mailchimp', |
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esc_html( $code ), |
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wp_remote_retrieve_response_message( $response ) |
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) . esc_html__( ' (issued by endpoint)', 'sellkit' ) |
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); |
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} |
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} |
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|
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/** |
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* Map fields to Mailchimp subscriber data. |
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* |
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* @param array $mapping_fields The mapping fields. |
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* @param array $fields The form data fields. |
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* @since 2.3.0 |
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* @return array The subscriber data. |
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* @SuppressWarnings(PHPMD.NPathComplexity) |
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*/ |
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private static function map_fields_to_subscriber( $mapping_fields, $fields ) { |
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$subscriber_data = [ |
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'email_address' => ! empty( $fields[ $mapping_fields['email'] ] ) ? $fields[ $mapping_fields['email'] ] : '', |
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'full_name' => ( isset( $mapping_fields['full_name'] ) && ! empty( $fields[ $mapping_fields['full_name'] ] ) ) ? $fields[ $mapping_fields['full_name'] ] : '', |
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'status' => 'subscribed', |
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'status_if_new' => 'subscribed', |
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'skip_merge_validation' => true, |
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'ip_opt' => self::$helper::get_client_ip(), |
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]; |
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|
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foreach ( $mapping_fields as $index => $value ) { |
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if ( ! empty( $fields[ $value ] ) ) { |
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$fields[ $value ] = self::$helper->get_address_field( $fields[ $value ], 'hidden' ); |
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} |
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|
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if ( ! in_array( $index, [ 'audience', 'email', 'group', 'full_name', 'doubleOptIn' ], true ) && ! empty( $fields[ $value ] ) ) { |
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$subscriber_data['merge_fields'][ $index ] = $fields[ $value ]; |
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} |
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|
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if ( 'BIRTHDAY' === $index && ! empty( $fields[ $value ] ) ) { |
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$birthday_formatted = gmdate( 'Y/m/d', strtotime( $fields[ $value ] ) ); |
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|
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$subscriber_data['merge_fields'][ $index ] = $birthday_formatted; |
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} |
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|
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if ( 'ADDRESS' === $index && ! empty( $fields[ $value ] ) ) { |
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$address_data = self::map_address_fields_to_mailchimp( $fields[ $value ] ); |
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|
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if ( ! empty( array_filter( $address_data ) ) ) { |
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$subscriber_data['merge_fields']['ADDRESS'] = $address_data; |
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} |
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} |
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} |
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|
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$reactivate = isset( $mapping_fields['doubleOptIn'] ) ? $mapping_fields['doubleOptIn'] : ''; |
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|
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if ( empty( $reactivate ) ) { |
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$email_hash = md5( strtolower( $subscriber_data['email_address'] ) ); |
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$list_id = $mapping_fields['audience']; |
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|
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$subscriber_info = self::send_get( "lists/{$list_id}/members/{$email_hash}" ); |
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|
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if ( ! empty( $subscriber_info['body']['status'] ) && 'subscribed' !== $subscriber_info['body']['status'] ) { |
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$subscriber_data['status'] = 'pending'; |
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} |
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} |
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|
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if ( ! empty( $mapping_fields['tagsValue'] ) ) { |
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$subscriber_data['tags'] = [ $mapping_fields['tagsValue'] ]; |
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} |
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|
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if ( ! empty( $mapping_fields['group'] ) ) { |
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$subscriber_data['interests'] = array_fill_keys( [ $mapping_fields['group'] ], true ); |
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} |
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|
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return $subscriber_data; |
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} |
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|
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/** |
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* Send subscriber data to Mailchimp API. |
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* |
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* @param array $subscriber_data The subscriber data. |
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* @param string $audience_id The Mailchimp audience ID. |
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* @return array|WP_Error The response or WP_Error on failure. |
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*/ |
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private static function send_subscriber_to_mailchimp( $subscriber_data, $audience_id ) { |
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$email_hash = md5( strtolower( $subscriber_data['email_address'] ) ); |
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|
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$endpoint = "lists/{$audience_id}/members/{$email_hash}"; |
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$args = [ |
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'method' => 'PUT', |
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'timeout' => 100, |
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'headers' => self::get_headers(), |
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'body' => wp_json_encode( $subscriber_data ), |
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]; |
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|
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return self::send_post( $endpoint, $args ); |
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} |
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|
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/** |
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* Send a POST request to the specified endpoint. |
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* |
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* @param string $endpoint The API endpoint. |
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* @param array $args The request arguments. |
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* @return array|WP_Error The response or WP_Error on failure. |
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*/ |
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private static function send_post( $endpoint, $args ) { |
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$api_url = trailingslashit( 'https://' . self::$api_server . '.api.mailchimp.com/3.0/' ) . $endpoint; |
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$response = wp_remote_post( $api_url, $args ); |
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|
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if ( is_wp_error( $response ) ) { |
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return $response; |
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} |
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|
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$code = (int) wp_remote_retrieve_response_code( $response ); |
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|
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if ( $code < 200 || $code >= 300 ) { |
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self::$helper->add_response( |
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'admin_errors', |
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/* translators: %s Error code */ |
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sprintf( esc_html__( 'Mailchimp: Error in request, code: %s', 'sellkit' ), esc_html( $code ) ) |
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); |
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} |
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|
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return [ |
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'code' => $code, |
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'body' => json_decode( wp_remote_retrieve_body( $response ), true ), |
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]; |
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} |
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|
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/** |
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* Send a GET request to the specified endpoint. |
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* |
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* @param string $endpoint The API endpoint. |
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* @return array|WP_Error The response or WP_Error on failure. |
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*/ |
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private static function send_get( $endpoint ) { |
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$api_url = trailingslashit( 'https://' . self::$api_server . '.api.mailchimp.com/3.0/' ) . $endpoint; |
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$args = [ |
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'method' => 'GET', |
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'timeout' => 100, |
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'sslverify' => false, |
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'headers' => self::get_headers(), |
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]; |
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|
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$response = wp_remote_get( $api_url, $args ); |
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|
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if ( is_wp_error( $response ) ) { |
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return $response; |
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} |
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|
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$code = (int) wp_remote_retrieve_response_code( $response ); |
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|
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return [ |
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'code' => $code, |
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'body' => json_decode( wp_remote_retrieve_body( $response ), true ), |
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]; |
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} |
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|
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/** |
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* Get headers for the API request. |
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* |
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* @return array The headers for the API request. |
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*/ |
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private static function get_headers() { |
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return [ |
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'Content-Type' => 'application/json', |
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'Authorization' => 'Basic ' . base64_encode( 'user:' . self::$api_key ), |
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'User-Agent' => 'sellkit' |
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]; |
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} |
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|
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/** |
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* Get Mailchimp API parameters. |
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* |
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* @since 2.3.0 |
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* @return void |
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*/ |
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private static function get_api_params() { |
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$api_key = sellkit_get_option( 'mailchimp_api_key', '' ); |
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|
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$parts = explode( '-', $api_key ); |
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|
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if ( 2 === count( $parts ) ) { |
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self::$api_key = $parts[0]; |
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self::$api_server = $parts[1]; |
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} |
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} |
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|
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/** |
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* Map address fields to Mailchimp format. |
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* |
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* @param string $address_fields The address fields. |
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* @since 2.3.0 |
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* @return array The address data. |
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*/ |
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private static function map_address_fields_to_mailchimp( $address_fields ) { |
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if ( empty( $address_fields ) ) { |
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return []; |
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} |
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|
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$cleaned_json = stripslashes( $address_fields ); |
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|
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$addresses = json_decode( $cleaned_json, true ); |
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|
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$mapping = [ |
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'addr1' => [ 'street_number', 'route' ], |
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'city' => 'locality', |
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'state' => 'administrative_area_level_1', |
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'zip' => 'postal_code', |
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'country' => 'country' |
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]; |
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|
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$address_data = []; |
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|
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foreach ( $mapping as $mailchimp_key => $source_keys ) { |
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if ( is_array( $source_keys ) ) { |
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$value = ''; |
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|
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foreach ( $source_keys as $key ) { |
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if ( ! empty( $addresses[ $key ] ) ) { |
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$value .= $addresses[ $key ] . ' '; |
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} |
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} |
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|
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$address_data[ $mailchimp_key ] = trim( $value ); |
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|
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continue; |
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} |
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|
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$address_data[ $mailchimp_key ] = ! empty( $addresses[ $source_keys ] ) ? $addresses[ $source_keys ] : ''; |
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} |
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|
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return $address_data; |
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} |
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} |
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|
