*/ defined( 'ABSPATH' ) || die; add_action( 'init', 'do_output_buffer' ); function do_output_buffer() { ob_start(); } /** * Contact Form Frontend Code. */ function arcf_frontend() { ?>
placeholder="" value="" required>
placeholder="" value="" required>
', 'antirobot-contact-form' ), $sender_name, $sender_email ); $sender_message .= "\r\n\r\n"; $sender_message .= sanitize_text_field( $_POST['arcf-message'] ); $admin_message = sprintf( /* translators: 1: Admin E-Mail 2: WordPress URL */ __( 'You successfully sent the following message to %1$s (via %2$s)', 'antirobot-contact-form' ), $admin_email, get_bloginfo( 'url' ) ); $admin_message .= "\r\n\r\n"; $admin_message .= sanitize_text_field( $_POST['arcf-message'] ); $admin_subject = __( 'You successfully sent us an E-Mail!', 'antirobot-contact-form' ); $admin_headers[] = "From: $admin_email"; $admin_headers[] = "Reply-To: $admin_email"; $sender_headers[] = "From: $sender_name <$sender_email>"; $sender_headers[] = "Reply-To: $sender_name <$sender_email>"; $privatekey = sanitize_text_field( get_option( 'arcf_privatekey' ) ); $captcha = null; // Verify that a POST Request was issued to reCAPTCHA ... ! empty( $_POST['g-recaptcha-response'] ) ? $captcha = $_POST['g-recaptcha-response'] : null; // ... if not, throw an Error ... if ( empty( $captcha ) ) { echo '

' . __( 'Please solve the reCAPTCHA before submitting the form.', 'antirobot-contact-form' ) . '

'; } else { // ... if so, get the response from the reCAPTCHA service ... $response = wp_remote_fopen( 'https://www.google.com/recaptcha/api/siteverify?secret=' . $privatekey . '&response=' . $captcha . '&remoteip=' . $_SERVER['REMOTE_ADDR'] ); $json = json_decode( $response, true ); // ... if the service did not return true, throw an error ... if ( true !== $json['success'] ) { echo '

' . __( 'reCAPTCHA did not authorize your request. Make sure your keys are correct.', 'antirobot-contact-form' ) . '

'; // ... if it did return true, send these mails ... } else { // ... and if wp_mail() is not causing troubles ... if ( wp_mail( $admin_email, $sender_subject, $sender_message, $sender_headers ) && wp_mail( $sender_email, $admin_subject, $admin_message, $admin_headers ) ) { // ... and notify the user of that successfully send mail. if ( get_option( 'arcf_redirect' ) ) { wp_redirect( get_permalink( get_option( 'arcf_redirect' ) ) ); exit; } echo '

' . __( 'Message successfully sent. You will receive an E-Mail confirmation soon.', 'antirobot-contact-form' ) . '

'; // ... but if wp_mail() is troubling, notify the user. } else { echo '

' . __( 'Mail Delivery with wp_mail() failed. Is your web server configuration allowing to send mails?', 'antirobot-contact-form' ) . '

'; } } } } } /** * Register the Antirobot Contact Form Shortcode. * * @return string */ function arcf_shortcode() { ob_start(); arcf_validation(); arcf_frontend(); return ob_get_clean(); } add_shortcode( 'antirobot_contact_form', 'arcf_shortcode' ); /** * Register the backend settings. */ add_action( 'admin_menu', 'arcf_setup_menu' ); add_action( 'admin_init', 'arcf_register_settings' ); function arcf_register_settings() { register_setting( 'arcf-option-group', 'arcf_publickey' ); register_setting( 'arcf-option-group', 'arcf_privatekey' ); register_setting( 'arcf-option-group', 'arcf_mailto' ); register_setting( 'arcf-option-group', 'arcf_subject' ); register_setting( 'arcf-option-group', 'arcf_placeholders' ); register_setting( 'arcf-option-group', 'arcf_invisible' ); register_setting( 'arcf-option-group', 'arcf_redirect' ); } /** * Setup the backend menu. */ function arcf_setup_menu() { add_options_page( 'AntiRobot Contact Form', 'AntiRobot Contact Form', 'manage_options', 'antirobot-contact-form', 'arcf_init' ); } /** * Backend GUI. */ function arcf_init() { ?>

[antirobot_contact_form] on pages or posts to display the contact form.', 'antirobot-contact-form' ); ?>

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', 'antirobot-contact-form' ); ?>