mailchimp ms

gistfile1.php

add_action( 'admin_menu', 'ms_mailchim_admin_menu', 99 );
function ms_mailchim_admin_menu() {
	add_submenu_page( 'membership2', __( "Mailchimp Subscribe" ), __( "Mailchimp Subscribe" ), 'manage_options', 'ms-mailchimp-subsribe', 'ms_mailchim_exec' );
}

function ms_mailchim_exec() {
	?>
	<div class="wrap">
		<form method="post">
			<input type="text" name="list_id" placeholder="Mailchimp list id">
			<button type="submit">Import</button>
			<?php echo wp_nonce_field( 'ms_import_mailchimp' ) ?>
		</form>
	</div>
	<?php
}

add_action( 'wp_loaded', 'do_the_ms_mail_chimp_import' );
function do_the_ms_mail_chimp_import() {
	if ( $_SERVER['REQUEST_METHOD'] == 'POST' ) {
		if ( wp_verify_nonce( $_POST['_wpnonce'], 'ms_import_mailchimp' ) ) {
			$list_id = isset( $_POST['list_id'] ) ? $_POST['list_id'] : 0;
			if ( $list_id == 0 ) {
				return;
			}

			$users = get_users( array(
				'role' => 'subscriber'
			) );

			foreach ( $users as $user ) {
				if ( ! MS_Addon_Mailchimp::is_user_subscribed( $user->user_email, $list_id ) ) {
					$member = new MS_Model_Member( $user->ID );
					$ret    = MS_Addon_Mailchimp::subscribe_user( $member, $list_id );
					var_dump( $ret );
				}
			}
			die;
		}
	}
}