reCAPTCHA - Version 1.4.1

Version Description

  • Support for WooCommerce's login form
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Release Info

Developer ash.matadeen
Plugin Icon wp plugin reCAPTCHA
Version 1.4.1
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Version 1.4.1

Files changed (6) hide show
  1. css/no-captcha.css +3 -0
  2. no-captcha.php +201 -0
  3. noscript/noscript.php +20 -0
  4. readme.txt +41 -0
  5. screenshot-1.png +0 -0
  6. screenshot-2.png +0 -0
css/no-captcha.css ADDED
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+ #loginform div.g-recaptcha {
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+ margin: 10px 0 20px -15px;
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+ }
no-captcha.php ADDED
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+ <?php
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+ /**
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+ * Plugin Name: reCAPTCHA
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+ * Plugin URI: http://ashmatadeen.com
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+ * Description: Adds Google's reCAPTCHA to WP's login form
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+ * Author: Ash Matadeen
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+ * Author URI: http://ashmatadeen.com
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+ * Version: 1.4.1
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+ */
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+
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+ add_action( 'admin_menu', 'wr_no_captcha_menu' );
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+ add_action( 'admin_init', 'wr_no_captcha_display_options' );
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+ add_action( 'login_enqueue_scripts', 'wr_no_captcha_login_form_script' );
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+ add_action( 'login_enqueue_scripts', 'wr_no_captcha_css' );
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+ add_action( 'login_form', 'wr_no_captcha_render_login_captcha' );
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+ add_filter( 'wp_authenticate_user', 'wr_no_captcha_verify_login_captcha', 10, 2 );
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+
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+ // Specific support for WooCommerce login form
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+ // Using WooCommerce specific hooks because
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+ // WooCommerce's login form does not use the expected wp_login_form()
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+ if ( in_array( 'woocommerce/woocommerce.php', apply_filters( 'active_plugins', get_option( 'active_plugins' ) ) ) ) {
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+ add_action( 'woocommerce_login_form', 'wr_no_captcha_render_login_captcha' );
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+ add_action( 'wp_enqueue_scripts', 'wr_no_captcha_login_form_script' );
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+ add_action( 'wp_enqueue_scripts', 'wr_no_captcha_css' );
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+ }
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+
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+ function wr_no_captcha_menu() {
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+ add_options_page( 'Google reCAPTCHA options', 'reCAPTCHA options', 'manage_options', 'recaptcha-options', 'wr_no_captcha_options_page' );
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+ }
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+
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+ function wr_no_captcha_options_page() {
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+ ?>
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+ <h2>Google noCAPTCHA reCAPTCHA for WordPress</h2>
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+
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+ <div class="wrap">
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+
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+ <div id="icon-options-general" class="icon32"></div>
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+
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+ <div id="poststuff">
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+
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+ <div id="post-body" class="metabox-holder columns-2">
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+
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+ <!-- main content -->
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+ <div id="post-body-content">
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+
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+ <div class="meta-box-sortables ui-sortable">
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+
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+ <div class="postbox">
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+ <div class="inside">
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+ <form method="post" action="options.php">
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+ <?php
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+ settings_fields( 'keys_section' );
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+ do_settings_sections( 'recaptcha-options' );
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+ submit_button();
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+ ?>
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+ </form>
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+
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+ <form method="post" action="options.php">
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+ <?php
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+ settings_fields( 'messages_section' );
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+ do_settings_sections( 'recaptcha-text-options' );
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+ submit_button();
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+ ?>
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+ </form>
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+ </div>
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+
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+ </div>
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+ <!-- .postbox -->
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+
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+ </div>
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+ <!-- .meta-box-sortables .ui-sortable -->
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+
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+ </div>
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+ <!-- post-body-content -->
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+
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+ <!-- sidebar -->
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+ <div id="postbox-container-1" class="postbox-container">
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+
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+ <div class="meta-box-sortables">
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+
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+ <div class="postbox">
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+
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+ <h3>Support this plugin</h3>
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+
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+ <div class="inside">
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+ <p>Click the donate button below to donate an amount of your choice to support the development of this plugin. All donations go straight to the plugin developer.</p>
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+ <form action="https://www.paypal.com/cgi-bin/webscr" method="post" target="_top">
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+ <input type="hidden" name="cmd" value="_donations">
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+ <input type="hidden" name="business" value="ash@webblerock.com">
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+ <input type="hidden" name="lc" value="GB">
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+ <input type="hidden" name="item_name" value="Ash Matadeen">
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+ <input type="hidden" name="item_number" value="no-captcha">
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+ <input type="hidden" name="no_note" value="0">
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+ <input type="hidden" name="currency_code" value="GBP">
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+ <input type="hidden" name="bn" value="PP-DonationsBF:btn_donate_LG.gif:NonHostedGuest">
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+ <input type="image" src="https://www.paypalobjects.com/en_GB/i/btn/btn_donate_LG.gif" border="0" name="submit" alt="PayPal – The safer, easier way to pay online.">
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+ <img alt="" border="0" src="https://www.paypalobjects.com/en_GB/i/scr/pixel.gif" width="1" height="1">
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+ </form>
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+ </div>
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+ <!-- .inside -->
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+
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+ </div>
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+ <!-- .postbox -->
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+
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+ </div>
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+ <!-- .meta-box-sortables -->
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+
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+ </div>
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+ <!-- #postbox-container-1 .postbox-container -->
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+
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+ </div>
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+ <!-- #post-body .metabox-holder .columns-2 -->
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+
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+ <br class="clear">
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+ </div>
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+ <!-- #poststuff -->
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+
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+ </div> <!-- .wrap -->
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+ <?php
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+ }
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+
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+ function wr_no_captcha_display_options() {
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+ add_settings_section( 'keys_section', 'API Credentials', 'wr_no_captcha_display_recaptcha_api_content', 'recaptcha-options' );
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+ add_settings_field( 'wr_no_captcha_site_key', 'Site key', 'wr_no_captcha_key_input', 'recaptcha-options', 'keys_section' );
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+ add_settings_field( 'wr_no_captcha_secret_key', 'Secret Key', 'wr_no_captcha_secret_key_input', 'recaptcha-options', 'keys_section' );
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+ register_setting( 'keys_section', 'wr_no_captcha_site_key' );
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+ register_setting( 'keys_section', 'wr_no_captcha_secret_key' );
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+
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+ add_settings_section( 'messages_section', 'Custom error message', 'wr_no_captcha_display_recaptcha_error_message_content', 'recaptcha-text-options' );
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+ add_settings_field( 'wr_no_captcha_error_message_text', 'Custom error message text', 'wr_no_captcha_error_message_input', 'recaptcha-text-options', 'messages_section' );
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+ register_setting( 'messages_section', 'wr_no_captcha_error_message_text' );
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+ }
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+
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+ function wr_no_captcha_display_recaptcha_error_message_content() {
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+ echo "<p>You can set your own error message here for when the bot test fails:</p>";
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+ }
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+
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+ function wr_no_captcha_error_message_input() {
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+ echo '<input size="60" type="text" name="wr_no_captcha_error_message_text" id="wr_no_captcha_error_message_text" value="'. get_option( 'wr_no_captcha_error_message_text' ) . '" />';
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+ }
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+
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+ function wr_no_captcha_display_recaptcha_api_content() {
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+ echo '<p>Please <a href="https://www.google.com/recaptcha/admin">register you domain</a> with Google to obtain the API keys and enter them below.</p>';
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+ }
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+
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+ function wr_no_captcha_key_input() {
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+ echo '<input type="text" name="wr_no_captcha_site_key" id="captcha_site_key" value="'. get_option( 'wr_no_captcha_site_key' ) . '" />';
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+ }
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+
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+ function wr_no_captcha_secret_key_input() {
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+ echo '<input type="text" name="wr_no_captcha_secret_key" id="captcha_secret_key" value="' . get_option( 'wr_no_captcha_secret_key' ) . '" />';
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+ }
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+
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+ function wr_no_captcha_login_form_script() {
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+ wp_register_script( 'no_captcha_login', 'https://www.google.com/recaptcha/api.js' );
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+ wp_enqueue_script( 'no_captcha_login' );
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+ }
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+
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+ function wr_no_captcha_render_login_captcha() {
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+ if ( wr_no_captcha_api_keys_set() ) {
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+ echo '<div class="g-recaptcha" data-sitekey="' . get_option( 'wr_no_captcha_site_key' ) . '"></div>';
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+ require_once( plugin_dir_path( __FILE__ ) . 'noscript/noscript.php');
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+ }
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+ }
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+
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+ function wr_no_captcha_verify_login_captcha($user, $password) {
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+ if ( isset( $_POST['g-recaptcha-response'] ) ) {
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+ $no_captcha_secret = get_option( 'wr_no_captcha_secret_key' );
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+ $response = wp_remote_get( 'https://www.google.com/recaptcha/api/siteverify?secret=' . $no_captcha_secret . '&response=' . $_POST['g-recaptcha-response'] );
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+ $response = json_decode( $response['body'], true );
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+ if ( true === $response['success'] ) {
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+ return $user;
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+ } else {
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+ return new WP_Error( 'Captcha Invalid', wr_no_captcha_get_error_message() );
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+ }
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+ } else if ( ! wr_no_captcha_api_keys_set() ) {
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+ return $user;
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+ }
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+ }
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+
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+ function wr_no_captcha_css() {
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+ $src = plugins_url( 'css/no-captcha.css', __FILE__ );
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+ wp_enqueue_style( 'no_captcha_css', $src );
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+ }
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+
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+ function wr_no_captcha_get_error_message() {
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+ $custom_error = get_option( 'wr_no_captcha_error_message_text' );
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+ if ( $custom_error ) {
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+ return __( $custom_error );
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+ } else {
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+ return __( '<strong>Robot test error</strong>: I suggest a new strategy, R2, let the Wookie win.' );
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+ }
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+ }
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+
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+ function wr_no_captcha_api_keys_set() {
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+ if ( get_option( 'wr_no_captcha_secret_key' ) && get_option( 'wr_no_captcha_site_key' ) ) {
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+ return true;
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+ } else {
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+ return false;
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+ }
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+ }
noscript/noscript.php ADDED
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+ <noscript>
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+ <div style="width: 302px; height: 495px; margin-bottom: 20px; margin-left: -15px;">
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+ <div style="width: 302px; height: 425px; position: relative;">
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+ <div style="width: 302px; height: 425px; position: absolute;">
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+ <iframe src="https://www.google.com/recaptcha/api/fallback?k=<?php echo get_option( 'wr_no_captcha_site_key' ); ?>"
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+ frameborder="0" scrolling="no"
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+ style="width: 302px; height:425px; border-style: none;">
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+ </iframe>
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+ </div>
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+ <div style="width: 300px; height: 60px; border-style: none;
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+ bottom: 12px; left: 1px; margin: 0px; padding: 0px; right: 1px;
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+ background: #f9f9f9; border: 1px solid #c1c1c1; border-radius: 3px; position: absolute; top: 435px;">
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+ <textarea id="g-recaptcha-response" name="g-recaptcha-response"
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+ class="g-recaptcha-response"
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+ style="width: 250px; height: 40px; border: 1px solid #c1c1c1;
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+ margin: 10px 25px; padding: 0px; resize: none;" ></textarea>
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+ </div>
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+ </div>
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+ </div>
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+ </noscript>
readme.txt ADDED
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+ === Plugin Name ===
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+ Contributors: ash.matadeen
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+ Donate link: http://ashmatadeen.com/donate
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+ Tags: security, bots, recaptcha, nocaptcha, google, login
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+ Requires at least: 4.2.2
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+ Tested up to: 4.6.1
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+ Stable tag: trunk
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+ License: GPLv2 or later
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+ License URI: http://www.gnu.org/licenses/gpl-2.0.html
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+
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+ Prevent brute force logins on your WordPress site with Google's reCAPTCHA.
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+
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+
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+ == Description ==
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+ This plugin prevents brute force logins on your WordPress website by adding Google's easy to use [reCAPTCHA](https://www.google.com/recaptcha/) to the login form.
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+
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+
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+ == Installation ==
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+
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+ 1. Upload `no-captcha` to the `/wp-content/plugins/` directory
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+ 2. Activate the plugin through the 'Plugins' menu in WordPress
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+ 3. Register your domain with [Google reCAPTCHA](https://www.google.com/recaptcha/admin)
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+ 4. In the admin, go to Settings > reCAPTCHA options and add in your API credentials
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+ 5. Click save
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+ 6. Party! 🎉
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+
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+ == Screenshots ==
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+
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+ 1. WordPress login screen
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+ 2. reCAPTCHA admin settings screen
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+
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+ == Changelog ==
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+
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+ = 1.4.1 =
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+ * Support for WooCommerce's login form
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+
37
+ = 1.4 =
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+ * Bug fix for when JavaScript is disabled/not available
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+
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+ = 1.3 =
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+ * Initial release
screenshot-1.png ADDED
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screenshot-2.png ADDED
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