init();
/**
* Do the following plugin setup steps here
*
* Resource (JS & CSS) enqueuing
*
* @return void
*/
function mailchimp_sf_plugin_init() {
// Remove Sopresto check. If user does not have API key, make them authenticate.
if ( get_option( 'mc_list_id' ) && get_option( 'mc_merge_field_migrate' ) !== '1' && mailchimp_sf_get_api() !== false ) {
mailchimp_sf_update_merge_fields();
}
// Bring in our appropriate JS and CSS resources
mailchimp_sf_load_resources();
}
add_action( 'init', 'mailchimp_sf_plugin_init' );
/**
* Add the settings link to the Mailchimp plugin row
*
* @param array $links - Links for the plugin
* @return array - Links
*/
function mailchimp_sf_plugin_action_links( $links ) {
$settings_page = add_query_arg( array( 'page' => 'mailchimp_sf_options' ), admin_url( 'admin.php' ) );
$settings_link = '' . esc_html__( 'Settings', 'mailchimp' ) . '';
array_unshift( $links, $settings_link );
return $links;
}
add_filter( 'plugin_action_links_' . plugin_basename( __FILE__ ), 'mailchimp_sf_plugin_action_links', 10, 1 );
/**
* Loads the appropriate JS and CSS resources depending on
* settings and context (admin or not)
*
* @return void
*/
function mailchimp_sf_load_resources() {
// JS
if ( get_option( 'mc_use_javascript' ) === 'on' ) {
if ( ! is_admin() ) {
wp_enqueue_script( 'mailchimp_sf_main_js', MCSF_URL . 'assets/js/mailchimp.js', array( 'jquery', 'jquery-form' ), MCSF_VER, true );
// some javascript to get ajax version submitting to the proper location
global $wp_scripts;
$wp_scripts->localize(
'mailchimp_sf_main_js',
'mailchimpSF',
array(
'ajax_url' => trailingslashit( home_url() ),
)
);
}
}
if ( get_option( 'mc_use_datepicker' ) === 'on' && ! is_admin() ) {
// Datepicker theme
wp_enqueue_style( 'flick', MCSF_URL . 'assets/css/flick/flick.css', array(), MCSF_VER );
// Datepicker JS
wp_enqueue_script( 'jquery-ui-datepicker' );
}
if ( get_option( 'mc_nuke_all_styles' ) !== '1' ) {
wp_enqueue_style( 'mailchimp_sf_main_css', home_url( '?mcsf_action=main_css&ver=' . MCSF_VER, 'relative' ), array(), MCSF_VER );
global $wp_styles;
$wp_styles->add_data( 'mailchimp_sf_ie_css', 'conditional', 'IE' );
}
}
/**
* Loads jQuery Datepicker for the date-pick class
**/
function mc_datepicker_load() {
require_once MCSF_DIR . '/views/datepicker.php';
}
if ( get_option( 'mc_use_datepicker' ) === 'on' && ! is_admin() ) {
add_action( 'wp_head', 'mc_datepicker_load' );
}
/**
* Handles requests that as light-weight a load as possible.
* typically, JS or CSS
*
* @return void
*/
function mailchimp_sf_early_request_handler() {
if ( isset( $_GET['mcsf_action'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- ignoring because this is only adding CSS
switch ( $_GET['mcsf_action'] ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- ignoring because this is only adding CSS
case 'main_css':
header( 'Content-type: text/css' );
mailchimp_sf_main_css();
exit;
}
}
}
add_action( 'init', 'mailchimp_sf_early_request_handler', 0 );
/**
* Outputs the front-end CSS. This checks several options, so it
* was best to put it in a Request-handled script, as opposed to
* a static file.
*/
function mailchimp_sf_main_css() {
require_once MCSF_DIR . '/views/css/frontend.php';
}
/**
* Add our settings page to the admin menu
*
* @return void
*/
function mailchimp_sf_add_pages() {
// Add settings page for users who can edit plugins
add_menu_page(
esc_html__( 'Mailchimp Setup', 'mailchimp' ),
esc_html__( 'Mailchimp', 'mailchimp' ),
MCSF_CAP_THRESHOLD,
'mailchimp_sf_options',
'mailchimp_sf_setup_page',
'data:image/svg+xml;base64,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'
);
}
add_action( 'admin_menu', 'mailchimp_sf_add_pages' );
/**
* Request handler
*
* @return void
*/
function mailchimp_sf_request_handler() {
if ( isset( $_POST['mcsf_action'] ) ) {
switch ( $_POST['mcsf_action'] ) {
case 'logout':
// Check capability & Verify nonce
if (
! current_user_can( MCSF_CAP_THRESHOLD ) ||
! isset( $_POST['_mcsf_nonce_action'] ) ||
! wp_verify_nonce( sanitize_key( $_POST['_mcsf_nonce_action'] ), 'mc_logout' )
) {
wp_die( 'Cheatin’ huh?' );
}
// erase auth information
$options = array( 'mc_api_key', 'mailchimp_sf_access_token', 'mc_datacenter', 'mailchimp_sf_auth_error', 'mailchimp_sf_waiting_for_login', 'mc_sopresto_user', 'mc_sopresto_public_key', 'mc_sopresto_secret_key' );
mailchimp_sf_delete_options( $options );
break;
case 'change_form_settings':
if (
! current_user_can( MCSF_CAP_THRESHOLD ) ||
! isset( $_POST['_mcsf_nonce_action'] ) ||
! wp_verify_nonce( sanitize_key( $_POST['_mcsf_nonce_action'] ), 'update_general_form_settings' )
) {
wp_die( 'Cheatin’ huh?' );
}
// Update the form settings
mailchimp_sf_save_general_form_settings();
break;
case 'mc_submit_signup_form':
// Validate nonce
if (
! isset( $_POST['_mc_submit_signup_form_nonce'] ) ||
! wp_verify_nonce( sanitize_key( $_POST['_mc_submit_signup_form_nonce'] ), 'mc_submit_signup_form' )
) {
wp_die( 'Cheatin’ huh?' );
}
// Attempt the signup
mailchimp_sf_signup_submit();
// Do a different action for html vs. js
switch ( isset( $_POST['mc_submit_type'] ) ? $_POST['mc_submit_type'] : '' ) {
case 'html':
/* This gets set elsewhere! */
break;
case 'js':
if ( ! headers_sent() ) { // just in case...
header( 'Last-Modified: ' . gmdate( 'D, d M Y H:i:s' ) . ' GMT', true, 200 );
}
echo wp_kses_post( mailchimp_sf_global_msg() );
exit;
}
}
}
}
add_action( 'init', 'mailchimp_sf_request_handler' );
/**
* Migrate Sopresto
*
* @return void
*/
function mailchimp_sf_migrate_sopresto() {
$sopresto = get_option( 'mc_sopresto_secret_key' );
if ( ! $sopresto ) {
return;
}
// Talk to Sopresto, make exchange, delete old sopresto things.
$body = array(
'public_key' => get_option( 'mc_sopresto_public_key' ),
'hash' => sha1( get_option( 'mc_sopresto_public_key' ) . get_option( 'mc_sopresto_secret_key' ) ),
);
$url = 'https://sopresto.socialize-this.com/mailchimp/exchange';
$args = array(
'method' => 'POST',
'timeout' => 500,
'redirection' => 5,
'httpversion' => '1.0',
'user-agent' => 'Mailchimp WordPress Plugin/' . get_bloginfo( 'url' ),
'body' => $body,
);
// post to sopresto
$key = wp_remote_post( $url, $args );
if ( ! is_wp_error( $key ) && 200 === $key['response']['code'] ) {
$key = json_decode( $key['body'] );
try {
$api = new MailChimp_API( $key->response );
} catch ( Exception $e ) {
$msg = '' . $e->getMessage() . '';
mailchimp_sf_global_msg( $msg );
return;
}
$verify = mailchimp_sf_verify_key( $api );
// something went wrong with the key that we had
if ( is_wp_error( $verify ) ) {
return;
}
delete_option( 'mc_sopresto_public_key' );
delete_option( 'mc_sopresto_secret_key' );
delete_option( 'mc_sopresto_user' );
}
}
/**
* Update merge fields
*
* @return void
*/
function mailchimp_sf_update_merge_fields() {
mailchimp_sf_get_merge_vars( get_option( 'mc_list_id' ), true );
mailchimp_sf_get_interest_categories( get_option( 'mc_list_id' ), true );
update_option( 'mc_merge_field_migrate', true );
}
/**
* Get auth key
*
* @param mixed $salt Salt
* @return string
*/
function mailchimp_sf_auth_nonce_key( $salt = null ) {
if ( is_null( $salt ) ) {
$salt = mailchimp_sf_auth_nonce_salt();
}
return 'social_authentication' . md5( AUTH_KEY . $salt );
}
/**
* Return auth nonce salt
*
* @return string
*/
function mailchimp_sf_auth_nonce_salt() {
return md5( microtime() . isset( $_SERVER['SERVER_ADDR'] ) ? sanitize_text_field( wp_unslash( $_SERVER['SERVER_ADDR'] ) ) : '' );
}
/**
* Creates new Mailchimp API v3 object
*
* @return MailChimp_API | false
*/
function mailchimp_sf_get_api() {
// Check for the access token first.
$access_token = mailchimp_sf_get_access_token();
$data_center = get_option( 'mc_datacenter' );
if ( ! empty( $access_token ) && ! empty( $data_center ) ) {
return new MailChimp_API( $access_token, $data_center );
}
// Check for the API key if the access token is not available.
$key = get_option( 'mc_api_key' );
if ( $key ) {
return new MailChimp_API( $key );
}
return false;
}
/**
* Checks to see if we're storing a password, if so, we need
* to upgrade to the API key
*
* @return bool
**/
function mailchimp_sf_needs_upgrade() {
$igs = get_option( 'mc_interest_groups' );
if ( false !== $igs // we have an option
&& (
empty( $igs ) || // it can be an empty array (no interest groups)
( is_array( $igs ) && isset( $igs[0]['id'] ) ) // OR it should be a populated array that's well-formed
)
) {
return false; // no need to upgrade
} else {
return true; // yeah, let's do it
}
}
/**
* Deletes all Mailchimp options
**/
function mailchimp_sf_delete_setup() {
$options = array(
'mc_user_id',
'mc_sopresto_user',
'mc_sopresto_public_key',
'mc_sopresto_secret_key',
'mc_use_javascript',
'mc_use_datepicker',
'mc_use_unsub_link',
'mc_list_id',
'mc_list_name',
'mc_interest_groups',
'mc_merge_vars',
);
$igs = get_option( 'mc_interest_groups' );
if ( is_array( $igs ) ) {
foreach ( $igs as $ig ) {
$opt = 'mc_show_interest_groups_' . $ig['id'];
$options[] = $opt;
}
}
$mv = get_option( 'mc_merge_vars' );
if ( is_array( $mv ) ) {
foreach ( $mv as $mv_var ) {
$opt = 'mc_mv_' . $mv_var['tag'];
$options[] = $opt;
}
}
mailchimp_sf_delete_options( $options );
}
/**
* Gets or sets a global message based on parameter passed to it
*
* @param mixed $msg Message
* @return string/bool depending on get/set
*/
function mailchimp_sf_global_msg( $msg = null ) {
global $mcsf_msgs;
// Make sure we're formed properly
if ( ! is_array( $mcsf_msgs ) ) {
$mcsf_msgs = array();
}
// See if we're getting
if ( is_null( $msg ) ) {
return implode( '', $mcsf_msgs );
}
// Must be setting
$mcsf_msgs[] = $msg;
return true;
}
/**
* Sets the default options for the option form
*
* @param string $list_name The Mailchimp list name.
* @return void
*/
function mailchimp_sf_set_form_defaults( $list_name = '' ) {
update_option( 'mc_header_content', esc_html__( 'Sign up for', 'mailchimp' ) . ' ' . $list_name );
update_option( 'mc_submit_text', esc_html__( 'Subscribe', 'mailchimp' ) );
update_option( 'mc_use_datepicker', 'on' );
update_option( 'mc_custom_style', 'off' );
update_option( 'mc_use_javascript', 'on' );
update_option( 'mc_double_optin', true );
update_option( 'mc_use_unsub_link', 'off' );
update_option( 'mc_header_border_width', '1' );
update_option( 'mc_header_border_color', 'E3E3E3' );
update_option( 'mc_header_background', 'FFFFFF' );
update_option( 'mc_header_text_color', 'CC6600' );
update_option( 'mc_form_border_width', '1' );
update_option( 'mc_form_border_color', 'E0E0E0' );
update_option( 'mc_form_background', 'FFFFFF' );
update_option( 'mc_form_text_color', '3F3F3f' );
}
/**
* Saves the General Form settings on the options page
*
* @return void
**/
function mailchimp_sf_save_general_form_settings() {
// IF NOT DEV MODE
if ( isset( $_POST['mc_use_javascript'] ) ) {
update_option( 'mc_use_javascript', 'on' );
$msg = '' . esc_html__( 'Fancy Javascript submission turned On!', 'mailchimp' ) . '
';
mailchimp_sf_global_msg( $msg );
} elseif ( get_option( 'mc_use_javascript' ) !== 'off' ) {
update_option( 'mc_use_javascript', 'off' );
$msg = '' . esc_html__( 'Fancy Javascript submission turned Off!', 'mailchimp' ) . '
';
mailchimp_sf_global_msg( $msg );
}
if ( isset( $_POST['mc_use_datepicker'] ) ) {
update_option( 'mc_use_datepicker', 'on' );
$msg = '' . esc_html__( 'Datepicker turned On!', 'mailchimp' ) . '
';
mailchimp_sf_global_msg( $msg );
} elseif ( get_option( 'mc_use_datepicker' ) !== 'off' ) {
update_option( 'mc_use_datepicker', 'off' );
$msg = '' . esc_html__( 'Datepicker turned Off!', 'mailchimp' ) . '
';
mailchimp_sf_global_msg( $msg );
}
/*Enable double optin toggle*/
if ( isset( $_POST['mc_double_optin'] ) ) {
update_option( 'mc_double_optin', true );
$msg = '' . esc_html__( 'Double opt-in turned On!', 'mailchimp' ) . '
';
mailchimp_sf_global_msg( $msg );
} elseif ( get_option( 'mc_double_optin' ) !== false ) {
update_option( 'mc_double_optin', false );
$msg = '' . esc_html__( 'Double opt-in turned Off!', 'mailchimp' ) . '
';
mailchimp_sf_global_msg( $msg );
}
/* NUKE the CSS! */
if ( isset( $_POST['mc_nuke_all_styles'] ) ) {
update_option( 'mc_nuke_all_styles', true );
$msg = '' . esc_html__( 'Mailchimp CSS turned Off!', 'mailchimp' ) . '
';
mailchimp_sf_global_msg( $msg );
} elseif ( get_option( 'mc_nuke_all_styles' ) !== false ) {
update_option( 'mc_nuke_all_styles', false );
$msg = '' . esc_html__( 'Mailchimp CSS turned On!', 'mailchimp' ) . '
';
mailchimp_sf_global_msg( $msg );
}
/* Update existing */
if ( isset( $_POST['mc_update_existing'] ) ) {
update_option( 'mc_update_existing', true );
$msg = '' . esc_html__( 'Update existing subscribers turned On!' ) . '
';
mailchimp_sf_global_msg( $msg );
} elseif ( get_option( 'mc_update_existing' ) !== false ) {
update_option( 'mc_update_existing', false );
$msg = '' . esc_html__( 'Update existing subscribers turned Off!' ) . '
';
mailchimp_sf_global_msg( $msg );
}
if ( isset( $_POST['mc_use_unsub_link'] ) ) {
update_option( 'mc_use_unsub_link', 'on' );
$msg = '' . esc_html__( 'Unsubscribe link turned On!', 'mailchimp' ) . '
';
mailchimp_sf_global_msg( $msg );
} elseif ( get_option( 'mc_use_unsub_link' ) !== 'off' ) {
update_option( 'mc_use_unsub_link', 'off' );
$msg = '' . esc_html__( 'Unsubscribe link turned Off!', 'mailchimp' ) . '
';
mailchimp_sf_global_msg( $msg );
}
$content = isset( $_POST['mc_header_content'] ) ? wp_kses_post( wp_unslash( $_POST['mc_header_content'] ) ) : '';
$content = str_replace( "\r\n", '
', $content );
update_option( 'mc_header_content', $content );
$content = isset( $_POST['mc_subheader_content'] ) ? wp_kses_post( wp_unslash( $_POST['mc_subheader_content'] ) ) : '';
$content = str_replace( "\r\n", '
', $content );
update_option( 'mc_subheader_content', $content );
$submit_text = isset( $_POST['mc_submit_text'] ) ? sanitize_text_field( wp_unslash( $_POST['mc_submit_text'] ) ) : '';
$submit_text = str_replace( "\r\n", '', $submit_text );
update_option( 'mc_submit_text', $submit_text );
// Set Custom Style option
update_option( 'mc_custom_style', isset( $_POST['mc_custom_style'] ) ? 'on' : 'off' );
// we told them not to put these things we are replacing in, but let's just make sure they are listening...
if ( isset( $_POST['mc_form_border_width'] ) ) {
update_option( 'mc_form_border_width', str_replace( 'px', '', absint( $_POST['mc_form_border_width'] ) ) );
}
if ( isset( $_POST['mc_form_border_color'] ) ) {
update_option( 'mc_form_border_color', str_replace( '#', '', sanitize_text_field( wp_unslash( $_POST['mc_form_border_color'] ) ) ) );
}
if ( isset( $_POST['mc_form_background'] ) ) {
update_option( 'mc_form_background', str_replace( '#', '', sanitize_text_field( wp_unslash( $_POST['mc_form_background'] ) ) ) );
}
if ( isset( $_POST['mc_form_text_color'] ) ) {
update_option( 'mc_form_text_color', str_replace( '#', '', sanitize_text_field( wp_unslash( $_POST['mc_form_text_color'] ) ) ) );
}
// IF NOT DEV MODE
$igs = get_option( 'mc_interest_groups' );
if ( is_array( $igs ) ) {
foreach ( $igs as $mv_var ) {
$opt = 'mc_show_interest_groups_' . $mv_var['id'];
if ( isset( $_POST[ $opt ] ) ) {
update_option( $opt, 'on' );
} else {
update_option( $opt, 'off' );
}
}
}
$mv = get_option( 'mc_merge_vars' );
if ( is_array( $mv ) ) {
foreach ( $mv as $mv_var ) {
$opt = 'mc_mv_' . $mv_var['tag'];
if ( isset( $_POST[ $opt ] ) || 'Y' === $mv_var['required'] ) {
update_option( $opt, 'on' );
} else {
update_option( $opt, 'off' );
}
}
}
$msg = '' . esc_html__( 'Successfully Updated your List Subscribe Form Settings!', 'mailchimp' ) . '
';
mailchimp_sf_global_msg( $msg );
}
/**
* Sees if the user changed the list, and updates options accordingly
**/
function mailchimp_sf_change_list_if_necessary() {
if ( ! isset( $_POST['mc_list_id'] ) ) {
return;
}
if ( empty( $_POST['mc_list_id'] ) ) {
$msg = '' . esc_html__( 'Please choose a valid list', 'mailchimp' ) . '
';
mailchimp_sf_global_msg( $msg );
return;
}
// Simple permission check before going through all this
if ( ! current_user_can( MCSF_CAP_THRESHOLD ) ) { return; }
$api = mailchimp_sf_get_api();
if ( ! $api ) { return; }
// we *could* support paging, but few users have that many lists (and shouldn't)
$lists = $api->get( 'lists', 100, array( 'fields' => 'lists.id,lists.name,lists.email_type_option' ) );
if ( ! isset( $lists['lists'] ) || is_wp_error( $lists['lists'] ) ) {
return;
}
$lists = $lists['lists'];
if ( is_array( $lists ) && ! empty( $lists ) ) {
/**
* If our incoming list ID (the one chosen in the select dropdown)
* is in our array of lists, the set it to be the active list
*/
foreach ( $lists as $key => $list ) {
if ( isset( $_POST['mc_list_id'] ) && $list['id'] === $_POST['mc_list_id'] ) {
$list_id = sanitize_text_field( wp_unslash( $_POST['mc_list_id'] ) );
$list_name = $list['name'];
$list_key = $key;
}
}
$orig_list = get_option( 'mc_list_id' );
if ( '' !== $list_id ) {
update_option( 'mc_list_id', $list_id );
update_option( 'mc_list_name', $list_name );
update_option( 'mc_email_type_option', $lists[ $list_key ]['email_type_option'] );
// See if the user changed the list
$new_list = false;
if ( $orig_list !== $list_id ) {
// The user changed the list, Reset the Form Defaults
mailchimp_sf_set_form_defaults( $list_name );
$new_list = true;
}
// Grab the merge vars and interest groups
$mv = mailchimp_sf_get_merge_vars( $list_id, $new_list );
$igs = mailchimp_sf_get_interest_categories( $list_id, $new_list );
$igs_text = ' ';
if ( is_array( $igs ) ) {
/* translators: %s: count (number) */
$igs_text .= sprintf( esc_html__( 'and %s Sets of Interest Groups', 'mailchimp' ), count( $igs ) );
}
$msg = '' .
sprintf(
/* translators: %s: count (number) */
__( 'Success! Loaded and saved the info for %d Merge Variables', 'mailchimp' ) . $igs_text,
count( $mv )
) . ' ' .
esc_html__( 'from your list' ) . ' "' . $list_name . '"
' .
esc_html__( 'Now you should either Turn On the Mailchimp Widget or change your options below, then turn it on.', 'mailchimp' ) . '
';
mailchimp_sf_global_msg( $msg );
}
}
}
/**
* Get merge vars
*
* @param string $list_id List ID
* @param bool $new_list Whether this is a new list
* @return array
*/
function mailchimp_sf_get_merge_vars( $list_id, $new_list ) {
$api = mailchimp_sf_get_api();
$mv = $api->get( 'lists/' . $list_id . '/merge-fields', 80 );
// if we get an error back from the api, exit this process.
if ( is_wp_error( $mv ) ) {
return;
}
$mv['merge_fields'] = mailchimp_sf_add_email_field( $mv['merge_fields'] );
update_option( 'mc_merge_vars', $mv['merge_fields'] );
foreach ( $mv['merge_fields'] as $mv_var ) {
$opt = 'mc_mv_' . $mv_var['tag'];
// turn them all on by default
if ( $new_list ) {
update_option( $opt, 'on' );
}
}
return $mv['merge_fields'];
}
/**
* Add email field
*
* @param array $merge Merge
* @return array
*/
function mailchimp_sf_add_email_field( $merge ) {
$email = array(
'tag' => 'EMAIL',
'name' => esc_html__( 'Email Address', 'mailchimp' ),
'type' => 'email',
'required' => true,
'public' => true,
'display_order' => 1,
'default_value' => null,
);
array_unshift( $merge, $email );
return $merge;
}
/**
* Get interest categories
*
* @param string $list_id List ID
* @param bool $new_list Whether this is a new list
* @return array
*/
function mailchimp_sf_get_interest_categories( $list_id, $new_list ) {
$api = mailchimp_sf_get_api();
$igs = $api->get( 'lists/' . $list_id . '/interest-categories', 60 );
// if we get an error back from the api, exis
if ( is_wp_error( $igs ) ) {
return;
}
if ( is_array( $igs ) ) {
$key = 0;
foreach ( $igs['categories'] as $ig ) {
$groups = $api->get( 'lists/' . $list_id . '/interest-categories/' . $ig['id'] . '/interests', 60 );
$igs['categories'][ $key ]['groups'] = $groups['interests'];
$opt = 'mc_show_interest_groups_' . $ig['id'];
// turn them all on by default
if ( $new_list ) {
update_option( $opt, 'on' );
}
++$key;
}
}
update_option( 'mc_interest_groups', $igs['categories'] );
return $igs['categories'];
}
/**
* Outputs the Settings/Options page
*/
function mailchimp_sf_setup_page() {
$path = plugin_dir_path( __FILE__ );
require_once $path . '/includes/admin/templates/settings.php';
}
/**
* Register the widget.
*
* @return void
*/
function mailchimp_sf_register_widgets() {
if ( mailchimp_sf_get_api() ) {
register_widget( 'Mailchimp_SF_Widget' );
}
}
add_action( 'widgets_init', 'mailchimp_sf_register_widgets' );
/**
* Add shortcode
*
* @return string
*/
function mailchimp_sf_shortcode() {
ob_start();
mailchimp_sf_signup_form();
return ob_get_clean();
}
add_shortcode( 'mailchimpsf_form', 'mailchimp_sf_shortcode' );
/**
* Add block
*
* @return void
*/
function mailchimp_sf_block() {
// In line with conditional register of the widget.
if ( ! mailchimp_sf_get_api() ) {
return;
}
$blocks_dist_path = plugin_dir_path( __FILE__ ) . 'dist/blocks/';
if ( file_exists( $blocks_dist_path ) ) {
$block_json_files = glob( $blocks_dist_path . '*/block.json' );
foreach ( $block_json_files as $filename ) {
$block_folder = dirname( $filename );
register_block_type( $block_folder );
}
}
$data = 'window.MAILCHIMP_ADMIN_SETTINGS_URL = "' . esc_js( esc_url( admin_url( 'admin.php?page=mailchimp_sf_options' ) ) ) . '";';
wp_add_inline_script( 'mailchimp-mailchimp-editor-script', $data, 'before' );
ob_start();
require_once MCSF_DIR . '/views/css/frontend.php';
$data = ob_get_clean();
wp_add_inline_style( 'mailchimp-mailchimp-editor-style', $data );
}
add_action( 'init', 'mailchimp_sf_block' );
/**
* Attempts to signup a user, per the $_POST args.
*
* This sets a global message, that is then used in the widget
* output to retrieve and display that message.
*
* @return bool
*/
function mailchimp_sf_signup_submit() {
$mv = get_option( 'mc_merge_vars', array() );
$mv_tag_keys = array();
$igs = get_option( 'mc_interest_groups', array() );
$list_id = get_option( 'mc_list_id' );
$email = isset( $_POST['mc_mv_EMAIL'] ) ? wp_strip_all_tags( wp_unslash( $_POST['mc_mv_EMAIL'] ) ) : '';
$merge = mailchimp_sf_merge_submit( $mv );
// Catch errors and fail early.
if ( is_wp_error( $merge ) ) {
$msg = '' . $merge->get_error_message() . '';
mailchimp_sf_global_msg( $msg );
return false;
}
// Head back to the beginning of the merge vars array
reset( $mv );
// Ensure we have an array
$igs = ! is_array( $igs ) ? array() : $igs;
$igs = mailchimp_sf_groups_submit( $igs );
// Clear out empty merge vars
$merge = mailchimp_sf_merge_remove_empty( $merge );
if ( isset( $_POST['email_type'] ) && in_array( $_POST['email_type'], array( 'text', 'html', 'mobile' ), true ) ) {
$email_type = sanitize_text_field( wp_unslash( $_POST['email_type'] ) );
} else {
$email_type = 'html';
}
$api = mailchimp_sf_get_api();
if ( ! $api ) {
$url = mailchimp_sf_signup_form_url();
$error = sprintf(
'%s',
wp_kses(
sprintf(
/* translators: 1: email address 2: url */
__(
'We encountered a problem adding %1$s to the list. Please sign up here.',
'mailchimp'
),
esc_html( $email ),
esc_url( $url )
),
[
'a' => [
'href' => [],
],
]
)
);
mailchimp_sf_global_msg( $error );
return false;
}
$url = 'lists/' . $list_id . '/members/' . md5( strtolower( $email ) );
$status = mailchimp_sf_check_status( $url );
// If update existing is turned off and the subscriber exists, error out.
if ( get_option( 'mc_update_existing' ) === false && 'subscribed' === $status ) {
$msg = esc_html__( 'This email address is already subscribed to the list.', 'mailchimp' );
$error = new WP_Error( 'mailchimp-update-existing', $msg );
mailchimp_sf_global_msg( '' . $msg . '' );
return false;
}
$body = mailchimp_sf_subscribe_body( $merge, $igs, $email_type, $email, $status, get_option( 'mc_double_optin' ) );
$retval = $api->post( $url, $body, 'PUT' );
// If we have errors, then show them
if ( is_wp_error( $retval ) ) {
$msg = '' . $retval->get_error_message() . '';
mailchimp_sf_global_msg( $msg );
return false;
}
if ( 'subscribed' === $retval['status'] ) {
$esc = esc_html__( 'Success, you\'ve been signed up.', 'mailchimp' );
$msg = "{$esc}";
} else {
$esc = esc_html__( 'Success, you\'ve been signed up! Please look for our confirmation email.', 'mailchimp' );
$msg = "{$esc}";
}
// Set our global message
mailchimp_sf_global_msg( $msg );
return true;
}
/**
* Cleans up merge fields and interests to make them
* API 3.0-friendly.
*
* @param [type] $merge Merge fields
* @param [type] $igs Interest groups
* @param string $email_type Email type
* @param string $email Email
* @param string $status Status
* @param bool $double_optin Whether this is double optin
* @return stdClass
*/
function mailchimp_sf_subscribe_body( $merge, $igs, $email_type, $email, $status, $double_optin ) {
$body = new stdClass();
$body->email_address = $email;
$body->email_type = $email_type;
$body->merge_fields = $merge;
if ( ! empty( $igs ) ) {
$body->interests = $igs;
}
if ( 'subscribed' !== $status ) {
// single opt-in that covers new subscribers
if ( false === ! $status && $double_optin ) {
$body->status = 'subscribed';
} else {
// anyone else
$body->status = 'pending';
}
}
return $body;
}
/**
* Check status.
*
* @param string $endpoint Endpoint.
* @return string
*/
function mailchimp_sf_check_status( $endpoint ) {
$endpoint .= '?fields=status';
$api = mailchimp_sf_get_api();
$subscriber = $api->get( $endpoint, null );
if ( is_wp_error( $subscriber ) ) {
return false;
}
return $subscriber['status'];
}
/**
* Merge submit
*
* @param array $mv Merge Vars
* @return mixed
*/
function mailchimp_sf_merge_submit( $mv ) {
// Loop through our Merge Vars, and if they're empty, but required, then print an error, and mark as failed
$merge = new stdClass();
foreach ( $mv as $mv_var ) {
// We also want to create an array where the keys are the tags for easier validation later
$tag = $mv_var['tag'];
$mv_tag_keys[ $tag ] = $mv_var;
$opt = 'mc_mv_' . $tag;
$opt_val = isset( $_POST[ $opt ] ) ? map_deep( stripslashes_deep( $_POST[ $opt ] ), 'sanitize_text_field' ) : '';
// Handle phone number logic
if ( isset( $mv_var['options']['phone_format'] ) && 'phone' === $mv_var['type'] && 'US' === $mv_var['options']['phone_format'] ) {
$opt_val = mailchimp_sf_merge_validate_phone( $opt_val, $mv_var );
if ( is_wp_error( $opt_val ) ) {
return $opt_val;
}
} elseif ( is_array( $opt_val ) && 'address' === $mv_var['type'] ) { // Handle address logic
$validate = mailchimp_sf_merge_validate_address( $opt_val, $mv_var );
if ( is_wp_error( $validate ) ) {
return $validate;
}
if ( $validate ) {
$merge->$tag = $validate;
}
continue;
} elseif ( is_array( $opt_val ) ) {
$keys = array_keys( $opt_val );
$val = new stdClass();
foreach ( $keys as $key ) {
$val->$key = $opt_val[ $key ];
}
$opt_val = $val;
}
if ( 'Y' === $mv_var['required'] && trim( $opt_val ) === '' ) {
/* translators: %s: field name */
$message = sprintf( esc_html__( 'You must fill in %s.', 'mailchimp' ), esc_html( $mv_var['name'] ) );
$error = new WP_Error( 'missing_required_field', $message );
return $error;
} elseif ( 'EMAIL' !== $tag ) {
$merge->$tag = $opt_val;
}
}
return $merge;
}
/**
* Validate phone
*
* @param array $opt_val Option value
* @param array $data Data
* @return void
*/
function mailchimp_sf_merge_validate_phone( $opt_val, $data ) {
// This filters out all 'falsey' elements
$opt_val = array_filter( $opt_val );
// If they weren't all empty
if ( ! $opt_val ) {
return;
}
$opt_val = implode( '-', $opt_val );
if ( strlen( $opt_val ) < 12 ) {
$opt_val = '';
}
if ( ! preg_match( '/[0-9]{0,3}-[0-9]{0,3}-[0-9]{0,4}/A', $opt_val ) ) {
/* translators: %s: field name */
$message = sprintf( esc_html__( '%s must consist of only numbers', 'mailchimp' ), esc_html( $data['name'] ) );
$error = new WP_Error( 'mc_phone_validation', $message );
return $error;
}
return $opt_val;
}
/**
* Validate address
*
* @param array $opt_val Option value
* @param array $data Data
* @return mixed
*/
function mailchimp_sf_merge_validate_address( $opt_val, $data ) {
if ( 'Y' === $data['required'] ) {
if ( empty( $opt_val['addr1'] ) || empty( $opt_val['city'] ) ) {
/* translators: %s: field name */
$message = sprintf( esc_html__( 'You must fill in %s.', 'mailchimp' ), esc_html( $data['name'] ) );
$error = new WP_Error( 'invalid_address_merge', $message );
return $error;
}
} elseif ( empty( $opt_val['addr1'] ) || empty( $opt_val['city'] ) ) {
return false;
}
$merge = new stdClass();
$merge->addr1 = $opt_val['addr1'];
$merge->addr2 = $opt_val['addr2'];
$merge->city = $opt_val['city'];
$merge->state = $opt_val['state'];
$merge->zip = $opt_val['zip'];
$merge->country = $opt_val['country'];
return $merge;
}
/**
* Merge remove empty
*
* @param stdObj $merge Merge
* @return stdObj
*/
function mailchimp_sf_merge_remove_empty( $merge ) {
foreach ( $merge as $k => $v ) {
if ( is_object( $v ) && empty( $v ) ) {
unset( $merge->$k );
} elseif ( ( is_string( $v ) && trim( $v ) === '' ) || is_null( $v ) ) {
unset( $merge->$k );
}
}
return $merge;
}
/**
* Groups submit
*
* @param array $igs Interest groups
* @return stdClass
*/
function mailchimp_sf_groups_submit( $igs ) {
$groups = mailchimp_sf_set_all_groups_to_false();
if ( empty( $igs ) ) {
return new StdClass();
}
// get groups and ids
// set all to false
foreach ( $igs as $ig ) {
$ig_id = $ig['id'];
if ( get_option( 'mc_show_interest_groups_' . $ig_id ) === 'on' && 'hidden' !== $ig['type'] ) {
switch ( $ig['type'] ) {
case 'dropdown':
case 'radio':
// there can only be one value submitted for radio/dropdowns, so use that at the group id.
if ( isset( $_POST['group'][ $ig_id ] ) && ! empty( $_POST['group'][ $ig_id ] ) ) {
$value = sanitize_text_field( wp_unslash( $_POST['group'][ $ig_id ] ) );
$groups->$value = true;
}
break;
case 'checkboxes':
if ( isset( $_POST['group'][ $ig_id ] ) ) {
$ig_ids = array_map(
'sanitize_text_field',
array_keys(
stripslashes_deep( $_POST['group'][ $ig_id ] ) // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- ignoring becuase this is sanitized through array_map above
)
);
foreach ( $ig_ids as $id ) {
$groups->$id = true;
}
}
break;
default:
// Nothing
break;
}
}
}
return $groups;
}
/**
* Set all groups to false
*
* @return StdClass
*/
function mailchimp_sf_set_all_groups_to_false() {
$toreturn = new StdClass();
foreach ( get_option( 'mc_interest_groups' ) as $grouping ) {
if ( 'hidden' !== $grouping['type'] ) {
foreach ( $grouping['groups'] as $group ) {
$id = $group['id'];
$toreturn->$id = false;
}
}
}
return $toreturn;
}
/**
* Verify key
*
* @param MailChimp_API $api API instance
* @return mixed
*/
function mailchimp_sf_verify_key( $api ) {
$user = $api->get( '' );
if ( is_wp_error( $user ) ) {
return $user;
}
// Might as well set this data if we have it already.
$valid_roles = array( 'owner', 'admin', 'manager' );
if ( isset( $user['role'] ) && in_array( $user['role'], $valid_roles, true ) ) {
update_option( 'mc_api_key', $api->key );
update_option( 'mc_user', $user );
update_option( 'mc_datacenter', $api->datacenter );
} else {
$msg = esc_html__( 'API Key must belong to "Owner", "Admin", or "Manager."', 'mailchimp' );
return new WP_Error( 'mc-invalid-role', $msg );
}
}
/**
* Update profile URL.
*
* @param string $email Email
* @return string
*/
function mailchimp_sf_update_profile_url( $email ) {
$dc = get_option( 'mc_datacenter' );
// This is the expected encoding for emails.
$eid = base64_encode( $email ); // phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions.obfuscation_base64_encode -- ignoring because this is the expected data for the endpoint
$user = get_option( 'mc_user' );
$list_id = get_option( 'mc_list_id' );
$url = 'http://' . $dc . '.list-manage.com/subscribe/send-email?u=' . $user['account_id'] . '&id=' . $list_id . '&e=' . $eid;
return $url;
}
/**
* Get signup form URL.
*
* @return string
*/
function mailchimp_sf_signup_form_url() {
$dc = get_option( 'mc_datacenter' );
$user = get_option( 'mc_user' );
$list_id = get_option( 'mc_list_id' );
$url = 'http://' . $dc . '.list-manage.com/subscribe?u=' . $user['account_id'] . '&id=' . $list_id;
return $url;
}
/**
* Delete options
*
* @param array $options Options
* @return void
*/
function mailchimp_sf_delete_options( $options = array() ) {
foreach ( $options as $option ) {
delete_option( $option );
}
}
/**********************
* Utility Functions *
**********************/
/**
* Utility function to allow placement of plugin in plugins, mu-plugins, child or parent theme's plugins folders
*
* This function must be ran _very early_ in the load process, as it sets up important constants for the rest of the plugin
*/
function mailchimp_sf_where_am_i() {
$locations = array(
'plugins' => array(
'dir' => plugin_dir_path( __FILE__ ),
'url' => plugins_url(),
),
'mu_plugins' => array(
'dir' => plugin_dir_path( __FILE__ ),
'url' => plugins_url(),
),
'template' => array(
'dir' => trailingslashit( get_template_directory() ) . 'plugins/',
'url' => trailingslashit( get_template_directory_uri() ) . 'plugins/',
),
'stylesheet' => array(
'dir' => trailingslashit( get_stylesheet_directory() ) . 'plugins/',
'url' => trailingslashit( get_stylesheet_directory_uri() ) . 'plugins/',
),
);
// Set defaults
$mscf_dirbase = trailingslashit( basename( __DIR__ ) ); // Typically wp-mailchimp/ or mailchimp/
$mscf_dir = trailingslashit( plugin_dir_path( __FILE__ ) );
$mscf_url = trailingslashit( plugins_url( '', __FILE__ ) );
// Try our hands at finding the real location
foreach ( $locations as $key => $loc ) {
$dir = trailingslashit( $loc['dir'] ) . $mscf_dirbase;
$url = trailingslashit( $loc['url'] ) . $mscf_dirbase;
if ( is_file( $dir . basename( __FILE__ ) ) ) {
$mscf_dir = $dir;
$mscf_url = $url;
break;
}
}
// Define our complete filesystem path
define( 'MCSF_DIR', $mscf_dir );
// Define our complete URL to the plugin folder
define( 'MCSF_URL', $mscf_url );
}
/**
* MODIFIED VERSION of wp_verify_nonce from WP Core. Core was not overridden to prevent problems when replacing
* something universally.
*
* Verify that correct nonce was used with time limit.
*
* The user is given an amount of time to use the token, so therefore, since the
* UID and $action remain the same, the independent variable is the time.
*
* @param string $nonce Nonce that was used in the form to verify
* @param string|int $action Should give context to what is taking place and be the same when nonce was created.
* @return bool Whether the nonce check passed or failed.
*/
function mailchimp_sf_verify_nonce( $nonce, $action = -1 ) {
$user = wp_get_current_user();
$uid = (int) $user->ID;
if ( ! $uid ) {
$uid = apply_filters( 'nonce_user_logged_out', $uid, $action );
}
if ( empty( $nonce ) ) {
return false;
}
$token = 'MAILCHIMP';
$i = wp_nonce_tick();
// Nonce generated 0-12 hours ago
$expected = substr( wp_hash( $i . '|' . $action . '|' . $uid . '|' . $token, 'nonce' ), -12, 10 );
if ( hash_equals( $expected, $nonce ) ) {
return 1;
}
// Nonce generated 12-24 hours ago
$expected = substr( wp_hash( ( $i - 1 ) . '|' . $action . '|' . $uid . '|' . $token, 'nonce' ), -12, 10 );
if ( hash_equals( $expected, $nonce ) ) {
return 2;
}
// Invalid nonce
return false;
}
/**
* MODIFIED VERSION of wp_create_nonce from WP Core. Core was not overridden to prevent problems when replacing
* something universally.
*
* Creates a cryptographic token tied to a specific action, user, and window of time.
*
* @param string $action Scalar value to add context to the nonce.
* @return string The token.
*/
function mailchimp_sf_create_nonce( $action = -1 ) {
$user = wp_get_current_user();
$uid = (int) $user->ID;
if ( ! $uid ) {
/** This filter is documented in wp-includes/pluggable.php */
$uid = apply_filters( 'nonce_user_logged_out', $uid, $action );
}
$token = 'MAILCHIMP';
$i = wp_nonce_tick();
return substr( wp_hash( $i . '|' . $action . '|' . $uid . '|' . $token, 'nonce' ), -12, 10 );
}
/**
* Get Mailchimp Access Token.
*
* @since 1.6.0
* @return string|bool
*/
function mailchimp_sf_get_access_token() {
$access_token = get_option( 'mailchimp_sf_access_token' );
if ( empty( $access_token ) ) {
return false;
}
$data_encryption = new Mailchimp_Data_Encryption();
$access_token = $data_encryption->decrypt( $access_token );
// If decryption fails, display notice to user to re-authenticate.
if ( false === $access_token ) {
update_option( 'mailchimp_sf_auth_error', true );
}
return $access_token;
}
/**
* Should display Mailchimp Signup form.
*
* @since 1.6.0
* @return bool
*/
function mailchimp_sf_should_display_form() {
return mailchimp_sf_get_api() && ! get_option( 'mailchimp_sf_auth_error' ) && get_option( 'mc_list_id' );
}