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EDITING: class-convertkit-ajax.php

<?php
/**
 * ConvertKit AJAX class.
 *
 * @package ConvertKit
 * @author ConvertKit
 */

/**
 * Registers AJAX actions for the Plugin.
 *
 * @since   1.9.6
 */
class ConvertKit_AJAX {

/**
	 * Constructor.
	 *
	 * @since   1.9.6
	 */
	public function __construct() {

add_action( 'wp_ajax_nopriv_convertkit_store_subscriber_id_in_cookie', array( $this, 'store_subscriber_id_in_cookie' ) );
		add_action( 'wp_ajax_convertkit_store_subscriber_id_in_cookie', array( $this, 'store_subscriber_id_in_cookie' ) );

add_action( 'wp_ajax_nopriv_convertkit_store_subscriber_email_as_id_in_cookie', array( $this, 'store_subscriber_email_as_id_in_cookie' ) );
		add_action( 'wp_ajax_convertkit_store_subscriber_email_as_id_in_cookie', array( $this, 'store_subscriber_email_as_id_in_cookie' ) );

add_action( 'wp_ajax_nopriv_convertkit_tag_subscriber', array( $this, 'tag_subscriber' ) );
		add_action( 'wp_ajax_convertkit_tag_subscriber', array( $this, 'tag_subscriber' ) );

}

/**
	 * Stores the ConvertKit Subscriber's ID in the `ck_subscriber_id` cookie.
	 *
	 * Typically performed when the user subscribes via a ConvertKit Form on the web site
	 * that is set to "Send subscriber to thank you page", and the Plugin's JavaScript is not
	 * disabled, permitting convertkit.js to run.
	 *
	 * @since   1.9.6
	 */
	public function store_subscriber_id_in_cookie() {

// Check nonce.
		check_ajax_referer( 'convertkit', 'convertkit_nonce' );

// Bail if no subscriber ID provided.
		$id = absint( sanitize_text_field( $_REQUEST['subscriber_id'] ) );
		if ( empty( $id ) ) {
			wp_send_json_error( __( 'ConvertKit: Required parameter `subscriber_id` empty in AJAX request.', 'convertkit' ) );
		}

// Bail if the API hasn't been configured.
		$settings = new ConvertKit_Settings();
		if ( ! $settings->has_api_key_and_secret() ) {
			wp_send_json_error( __( 'ConvertKit: API Keys not defined in Plugin Settings.', 'convertkit' ) );
		}

// Initialize the API.
		$api = new ConvertKit_API( $settings->get_api_key(), $settings->get_api_secret(), $settings->debug_enabled() );

// Get subscriber by ID, to ensure they exist.
		$subscriber = $api->get_subscriber_by_id( $id );

// Bail if no subscriber exists with the given subscriber ID.
		if ( is_wp_error( $subscriber ) ) {
			wp_send_json_error( $subscriber->get_error_message() );
		}

// Store the subscriber ID as a cookie.
		setcookie( 'ck_subscriber_id', $subscriber['id'], time() + ( 365 * DAY_IN_SECONDS ), '/' );

// Return the subscriber ID.
		wp_send_json_success(
			array(
				'id' => $subscriber['id'],
			)
		);

}

/**
	 * Stores the ConvertKit Subscriber Email's ID in the `ck_subscriber_id` cookie.
	 *
	 * Typically performed when the user subscribes via a ConvertKit Form on the web site
	 * and the Plugin's JavaScript is not disabled, permitting convertkit.js to run.
	 *
	 * @since   1.9.6
	 */
	public function store_subscriber_email_as_id_in_cookie() {

// Check nonce.
		check_ajax_referer( 'convertkit', 'convertkit_nonce' );

// Bail if required request parameters not submitted.
		if ( ! isset( $_REQUEST['email'] ) ) {
			wp_send_json_error( __( 'ConvertKit: Required parameter `email` not included in AJAX request.', 'convertkit' ) );
		}
		$email = sanitize_text_field( $_REQUEST['email'] );

// Bail if the email address is empty.
		if ( empty( $email ) ) {
			wp_send_json_error( __( 'ConvertKit: Required parameter `email` is empty.', 'convertkit' ) );
		}

// Bail if the email address isn't a valid email address.
		if ( ! filter_var( $email, FILTER_VALIDATE_EMAIL ) ) {
			wp_send_json_error( __( 'ConvertKit: Required parameter `email` is not an email address.', 'convertkit' ) );
		}

// Initialize the API.
		$api = new ConvertKit_API( $settings->get_api_key(), $settings->get_api_secret(), $settings->debug_enabled() );

// Get subscriber by email address.
		$subscriber = $api->get_subscriber_by_email( $email );

// Bail if no subscriber exists with the given email address.
		if ( is_wp_error( $subscriber ) ) {
			wp_send_json_error( $subscriber->get_error_message() );
		}

// Store the subscriber ID as a cookie.
		setcookie( 'ck_subscriber_id', $subscriber['id'], time() + ( 365 * DAY_IN_SECONDS ), '/' );

// Return the subscriber ID.
		wp_send_json_success(
			array(
				'id' => $subscriber['id'],
			)
		);

}

/**
	 * Tags a subscriber when their subscriber ID is present in the cookie or URL,
	 * and the Page's ConvertKit Settings specify a Tag.
	 *
	 * @since   1.9.6
	 */
	public function tag_subscriber() {

// Check nonce.
		check_ajax_referer( 'convertkit', 'convertkit_nonce' );

// Bail if required request parameters not submitted.
		if ( ! isset( $_REQUEST['subscriber_id'] ) ) {
			wp_send_json_error( __( 'ConvertKit: Required parameter `subscriber_id` not included in AJAX request.', 'convertkit' ) );
		}
		if ( ! isset( $_REQUEST['tag'] ) ) {
			wp_send_json_error( __( 'ConvertKit: Required parameter `tag` not included in AJAX request.', 'convertkit' ) );
		}
		$subscriber_id = absint( sanitize_text_field( $_REQUEST['subscriber_id'] ) );
		$tag_id        = absint( sanitize_text_field( $_REQUEST['tag'] ) );

// Bail if no subscriber ID or tag provided.
		if ( empty( $subscriber_id ) ) {
			wp_send_json_error( __( 'ConvertKit: Required parameter `subscriber_id` empty in AJAX request.', 'convertkit' ) );
		}
		if ( empty( $tag_id ) ) {
			wp_send_json_error( __( 'ConvertKit: Required parameter `tag` empty in AJAX request.', 'convertkit' ) );
		}

// Initialize the API.
		$api = new ConvertKit_API( $settings->get_api_key(), $settings->get_api_secret(), $settings->debug_enabled() );

// Get subscriber's email address by subscriber ID.
		$subscriber = $api->get_subscriber_by_id( $subscriber_id );

// Bail if the subscriber could not be found.
		if ( is_wp_error( $subscriber ) ) {
			wp_send_json_error( $subscriber->get_error_message() );
		}

// Tag the subscriber with the Post's tag.
		$tag = $api->tag_subscribe( $tag_id, $subscriber['email_address'] );

// Bail if an error occured tagging the subscriber.
		if ( is_wp_error( $tag ) ) {
			wp_send_json_error( $tag );
		}

// Store the subscriber ID as a cookie.
		setcookie( 'ck_subscriber_id', $subscriber['id'], time() + ( 365 * DAY_IN_SECONDS ), '/' );

wp_send_json_success( $tag );

}

CANCEL

Name	Type	Size	Modified	Actions
↩ ..	DIR	—	—
📁 blocks/	DIR	—	2022-06-14 03:55
📁 integrations/	DIR	—	2022-06-13 07:27
📁 widgets/	DIR	—	2022-06-13 07:27
📄 class-convertkit-ajax.php	PHP	6.9 KB	2022-06-13 07:27	EDIT
📄 class-convertkit-api.php	PHP	39.3 KB	2022-06-13 07:27	EDIT
📄 class-convertkit-gutenberg.php	PHP	4.4 KB	2022-06-13 07:27	EDIT
📄 class-convertkit-log.php	PHP	2.6 KB	2022-06-13 07:27	EDIT
📄 class-convertkit-output.php	PHP	11.1 KB	2022-06-13 07:27	EDIT
📄 class-convertkit-post.php	PHP	4.3 KB	2022-06-13 07:27	EDIT
📄 class-convertkit-resource-forms.php	PHP	2.2 KB	2022-06-13 07:27	EDIT
📄 class-convertkit-resource-landing-pages.php	PHP	2.1 KB	2022-06-13 07:27	EDIT
📄 class-convertkit-resource-posts.php	PHP	1004 B	2022-06-13 07:27	EDIT
📄 class-convertkit-resource-tags.php	PHP	539 B	2022-06-13 07:27	EDIT
📄 class-convertkit-resource.php	PHP	7.9 KB	2022-06-13 07:27	EDIT
📄 class-convertkit-review-request.php	PHP	4.8 KB	2022-06-13 07:27	EDIT
📄 class-convertkit-settings.php	PHP	5.4 KB	2022-06-13 07:27	EDIT
📄 class-convertkit-setup.php	PHP	5.8 KB	2022-06-13 07:27	EDIT
📄 class-convertkit-shortcodes.php	PHP	1.3 KB	2022-06-13 07:27	EDIT
📄 class-convertkit-system-info.php	PHP	14 KB	2022-06-13 07:27	EDIT
📄 class-convertkit-term.php	PHP	2.9 KB	2022-06-13 07:27	EDIT
📄 class-convertkit-user.php	PHP	1.9 KB	2022-06-13 07:27	EDIT
📄 class-convertkit-widgets.php	PHP	467 B	2022-06-13 07:27	EDIT
📄 class-wp-convertkit.php	PHP	9.6 KB	2022-06-13 07:27	EDIT
📄 cron-functions.php	PHP	1.3 KB	2022-06-13 07:27	EDIT
📄 functions.php	PHP	5.4 KB	2022-06-13 07:27	EDIT