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<?php |
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|
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defined( 'ABSPATH' ) || die(); |
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|
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use Sellkit_Elementor_Optin_Ajaxhandler as AjaxHandler; |
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|
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/** |
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* Initializing the MailChimp action by extending Action base and using CRM trait. |
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* |
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* @since 1.5.0 |
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*/ |
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class Sellkit_Elementor_Optin_Action_Mailchimp extends Sellkit_Elementor_Optin_Action_Base { |
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use Sellkit_Elementor_Optin_CRM; |
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|
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private $api_key; |
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|
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private $api_server; |
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|
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public static $instance; |
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|
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public static function get_instance() { |
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if ( empty( static::$instance ) ) { |
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static::$instance = new static(); |
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} |
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|
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return static::$instance; |
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} |
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|
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public function get_name() { |
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return 'mailchimp'; |
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} |
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|
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public function get_title() { |
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return esc_html__( 'MailChimp', 'sellkit' ); |
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} |
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|
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protected function get_base_url() { |
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return 'https://' . $this->api_server . '.api.mailchimp.com/3.0/'; |
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} |
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|
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protected function get_headers() { |
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return [ |
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'Authorization' => 'Basic ' . base64_encode( 'user:' . $this->api_key ), |
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'Content-Type' => 'application/json', |
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'User-Agent' => $this->user_agent, |
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]; |
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} |
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|
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protected function get_get_request_args() { |
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return [ |
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'timeout' => 100, |
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'sslverify' => false, |
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'headers' => $this->get_headers(), |
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]; |
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} |
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|
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/** |
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* An override of the same named function in CRM trait.\ |
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* Because MailChimp's api key is like XXXX-us1 and we must extract its parts. |
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*/ |
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private function get_api_params( $settings ) { |
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$name = $this->get_name(); |
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$api_key_source = $settings[ "{$name}_api_key_source" ]; |
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$api_key = ''; |
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|
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if ( 'custom' === $api_key_source ) { |
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$api_key = $settings[ "{$name}_custom_api_key" ]; |
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} else { |
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$options = get_option( 'sellkit' ); |
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|
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if ( ! empty( $options[ "{$name}_api_key" ] ) ) { |
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$api_key = $options[ "{$name}_api_key" ]; |
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} |
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} |
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|
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$result = [ |
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'token' => '', |
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'server' => '', |
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]; |
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|
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$parts = explode( '-', $api_key ); |
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if ( 2 === count( $parts ) ) { |
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$result['token'] = $parts[0]; |
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$result['server'] = $parts[1]; |
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} |
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|
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return $result; |
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} |
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|
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public function add_controls( $widget ) { |
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$action = $this->get_name(); |
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|
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$this->add_api_controls( $widget, esc_html__( 'Audience', 'sellkit' ) ); |
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$this->add_field_mapping_controls( $widget ); |
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|
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$widget->add_control( "{$action}_groups", |
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[ |
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'label' => esc_html__( 'Groups', 'sellkit' ), |
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'type' => 'select2', |
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'multiple' => 'true', |
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'label_block' => true, |
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'conditions' => [ |
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'terms' => [ |
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[ |
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'name' => "{$action}_list", |
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'operator' => '!in', |
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'value' => [ 'none', 'fetching', 'noList' ], |
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], |
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], |
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], |
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] |
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); |
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|
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$this->add_tag_control( $widget ); |
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|
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$widget->add_control( "{$action}_resubscribe", |
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[ |
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'label' => esc_html__( 'Double Opt-In', 'sellkit' ), |
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'type' => 'switcher', |
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'description' => esc_html__( 'Activates the existing user, if unsubscribed.', 'sellkit' ), |
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'conditions' => [ |
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'terms' => [ |
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[ |
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'name' => "{$action}_list", |
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'operator' => '!in', |
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'value' => [ 'none', 'fetching', 'noList' ], |
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], |
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], |
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], |
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] |
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); |
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} |
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|
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public function run( AjaxHandler $ajax_handler ) { |
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$form_settings = $ajax_handler->form['settings']; |
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|
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// Retrieve and check List. |
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$list_id = $form_settings[ $this->get_name() . '_list' ]; |
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if ( empty( $list_id ) || in_array( $list_id, [ 'default', 'fetching', 'noList' ], true ) ) { |
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return $ajax_handler->add_response( 'admin_errors', $this->get_invalid_list_message( 'audience' ) ); |
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} |
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|
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// Retireve and check API credentials. |
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$api_data = $this->get_api_params( $form_settings ); |
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$this->api_key = $api_data['token']; |
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$this->api_server = $api_data['server']; |
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if ( empty( $this->api_key ) || empty( $this->api_server ) ) { |
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return $ajax_handler->add_response( 'admin_errors', "{$this->get_title()}: " . esc_html__( 'Missing API credentials.', 'sellkit' ) ); |
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} |
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|
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// Try subscription. |
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$this->ajax_handler = $ajax_handler; |
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$subscriber = $this->create_subscriber_object(); |
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$this->subscribe( $subscriber, $list_id ); |
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} |
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|
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public function get_list( AjaxHandler $ajax_handler, $params ) { |
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$api_data = $this->get_api_params( $params ); |
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$this->api_key = $api_data['token']; |
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$this->api_server = $api_data['server']; |
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$results = $this->send_get( 'lists?count=999' ); |
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$lists = []; |
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|
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if ( ! empty( $results['body']['lists'] ) ) { |
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foreach ( $results['body']['lists'] as $list ) { |
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$lists[ $list['id'] ] = $list['name']; |
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} |
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} |
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$list = [ 'lists' => $lists ]; |
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|
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return $ajax_handler->add_response( 'success', $list ); |
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} |
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|
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public function get_additional_data( AjaxHandler $ajax_handler, $params ) { |
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$api_data = $this->get_api_params( $params ); |
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$this->api_key = $api_data['token']; |
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$this->api_server = $api_data['server']; |
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|
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$data = [ |
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'custom_fields' => $this->get_remote_custom_fields( $params['list_id'] ), |
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'groups' => $this->get_remote_groups( $params['list_id'] ), |
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'tags' => $this->get_remote_tags( $params['list_id'] ), |
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]; |
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|
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return $ajax_handler->add_response( 'success', $data ); |
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} |
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|
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private function get_remote_custom_fields( $list_id ) { |
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$results = $this->send_get( "lists/{$list_id}/merge-fields?count=999" ); |
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|
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$default_fields = $this->get_default_remote_fields()['optional']; |
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$custom_fields = []; |
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|
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if ( empty( $results['body']['merge_fields'] ) ) { |
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return $custom_fields; |
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} |
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|
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foreach ( $results['body']['merge_fields'] as $field ) { |
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if ( ! array_key_exists( $field['tag'], $default_fields ) ) { |
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$custom_fields[ $field['tag'] ] = $field['name']; |
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} |
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} |
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|
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return $custom_fields; |
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} |
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|
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private function get_remote_tags( $list_id ) { |
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$results = $this->send_get( "lists/{$list_id}/tag-search" ); |
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$tags = []; |
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|
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if ( empty( $results['body']['tags'] ) ) { |
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return $tags; |
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} |
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foreach ( $results['body']['tags'] as $tag ) { |
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$tags[ $tag['name'] ] = $tag['name']; |
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} |
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return $tags; |
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} |
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|
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private function get_remote_groups( $list_id ) { |
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$results = $this->send_get( "lists/{$list_id}/interest-categories?count=999" ); |
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$groups = []; |
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|
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if ( ! empty( $results['body']['categories'] ) ) { |
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foreach ( $results['body']['categories'] as $category ) { |
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$_results = $this->send_get( "lists/{$list_id}/interest-categories/{$category['id']}/interests?count=999" ); |
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|
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if ( ! empty( $_results['body']['interests'] ) ) { |
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foreach ( $_results['body']['interests'] as $interests ) { |
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$groups[ $interests['id'] ] = "{$category['title']}: {$interests['name']}"; |
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} |
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} |
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} |
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} |
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|
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return $groups; |
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} |
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|
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protected function get_default_remote_fields() { |
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return [ |
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'required' => [ |
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'email_address' => esc_html__( 'Email', 'sellkit' ), |
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], |
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'optional' => [ |
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'full_name' => esc_html__( 'Full Name', 'sellkit' ), |
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], |
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]; |
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} |
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|
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protected function create_subscriber_object() { |
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$mapped_fields = $this->get_field_mappings(); |
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$subscriber = [ |
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'ip_opt' => static::get_client_ip(), |
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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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]; |
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$default_fields = $this->get_default_remote_fields(); |
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|
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foreach ( $mapped_fields as $key => $value ) { |
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$is_custom = |
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! array_key_exists( $key, $default_fields['required'] ) && |
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! array_key_exists( $key, $default_fields['optional'] ); |
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|
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if ( $is_custom ) { |
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$subscriber['merge_fields'][ $key ] = $value; |
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continue; |
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} |
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|
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$subscriber[ $key ] = $value; |
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} |
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|
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if ( empty( $subscriber['email_address'] ) ) { |
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return []; |
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} |
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|
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$settings = $this->ajax_handler->form['settings']; |
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|
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// Reactivation status. |
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$reactivate = $settings['mailchimp_resubscribe']; |
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if ( 'yes' !== $reactivate ) { |
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$email_hash = md5( strtolower( $subscriber['email_address'] ) ); |
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$list_id = $settings['mailchimp_list']; |
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|
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$subscriber_info = $this->send_get( "lists/{$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['status'] = 'pending'; |
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} |
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} |
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|
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// Add additional data. |
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$subscriber['tags'] = $settings['mailchimp_tags']; |
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|
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$groups = $settings['mailchimp_groups']; |
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|
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if ( ! empty( $groups ) ) { |
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$groups = is_array( $groups ) ? $groups : [ $groups ]; |
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$subscriber['interests'] = array_fill_keys( $groups, true ); |
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} |
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|
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return $subscriber; |
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} |
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|
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protected function subscribe( $subscriber_data, $list_id ) { |
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if ( empty( $subscriber_data['email_address'] ) ) { |
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return; |
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} |
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|
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$email_hash = md5( strtolower( $subscriber_data['email_address'] ) ); |
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|
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$endpoint = "lists/{$list_id}/members/{$email_hash}"; |
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|
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$args = [ |
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'method' => 'PUT', |
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'timeout' => 100, |
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'headers' => $this->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 $this->send_post( $endpoint, $args ); |
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} |
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} |
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|
