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<?php |
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/* |
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Plugin Name: Captcha Code |
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Description: Adds captcha to front-end forms. |
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Version: 3.3 |
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Author: WebFactory Ltd |
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Author URI: https://www.webfactoryltd.com/ |
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License: GPL2 |
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|
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License, version 2, as |
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published by the Free Software Foundation. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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|
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define('WP_CAPTCHA_CODE_URL', plugin_dir_url(__FILE__)); |
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define('WP_CAPTCHA_CODE_DIR', dirname(__FILE__)); |
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define('WP_CAPTCHA_CODE_OPTIONS', 'wp_captcha_code_options'); |
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|
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require_once WP_CAPTCHA_CODE_DIR . '/wf-flyout/wf-flyout.php'; |
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|
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class WP_Captcha_Code |
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{ |
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static $version; |
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static $options; |
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|
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static function init() |
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{ |
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self::$version = self::get_plugin_version(); |
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$options = self::load_options(); |
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|
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if (!session_id()) { |
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@session_start(); |
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} |
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|
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if (is_admin()) { |
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new wf_flyout(__FILE__); |
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|
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add_action('admin_menu', array(__CLASS__, 'admin_menu')); |
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add_action('admin_enqueue_scripts', array(__CLASS__, 'admin_enqueue_scripts')); |
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add_action('admin_action_wp_captcha_code_install_wp301', array(__CLASS__, 'install_wp301')); |
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add_filter('admin_footer_text', array(__CLASS__, 'admin_footer_text')); |
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add_filter('plugin_action_links_' . plugin_basename(__FILE__), array(__CLASS__, 'plugin_action_links')); |
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} else { |
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if ($options['show_login'] == 'yes') { |
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add_action('login_form', array(__CLASS__, 'captcha_for_login')); |
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add_filter('login_errors', array(__CLASS__, 'captcha_login_errors')); |
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add_filter('login_redirect', array(__CLASS__, 'captcha_login_redirect'), 10, 3); |
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} |
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|
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if ($options['show_comments'] == 'yes') { |
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add_action('comment_form_after_fields', array(__CLASS__, 'captcha_comment_form'), 1); |
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add_action('comment_form_logged_in_after', array(__CLASS__, 'captcha_comment_form'), 1); |
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add_filter('preprocess_comment', array(__CLASS__, 'captcha_comment_post')); |
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} |
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|
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if ($options['show_registration'] == 'yes') { |
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add_action('register_form', array(__CLASS__, 'wp_captcha_register')); |
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add_action('register_post', array(__CLASS__, 'captcha_register_post'), 10, 3); |
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add_action('signup_extra_fields', array(__CLASS__, 'wp_captcha_register')); |
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add_filter('wpmu_validate_user_signup', array(__CLASS__, 'captcha_register_validate')); |
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} |
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|
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if ($options['show_lost_password'] == 'yes') { |
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add_action('lostpassword_form', array(__CLASS__, 'captcha_lostpassword')); |
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add_action('lostpassword_post', array(__CLASS__, 'captcha_lostpassword_post'), 10, 3); |
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} |
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} |
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} // init |
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|
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|
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// add settings link to plugins page |
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static function plugin_action_links($links) |
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{ |
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$settings_link = '<a href="' . admin_url('options-general.php?page=captcha-code-authentication') . '" title="Configure Captcha">Configure Captcha</a>'; |
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$pro_link = '<a href="' . admin_url('options-general.php?page=captcha-code-authentication#get-pro') . '" title="Get PRO"><b>Get PRO</b></a>'; |
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|
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array_unshift($links, $settings_link); |
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array_unshift($links, $pro_link); |
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|
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return $links; |
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} // plugin_action_links |
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|
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static function admin_enqueue_scripts($hook) |
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{ |
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if ('settings_page_captcha-code-authentication' == $hook) { |
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wp_enqueue_style('wp-jquery-ui-dialog'); |
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wp_enqueue_style('wp-captcha-code-admin', WP_CAPTCHA_CODE_URL . 'css/wp-captcha-code.css', array(), self::$version); |
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|
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wp_enqueue_script('jquery-ui-core'); |
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wp_enqueue_script('jquery-ui-position'); |
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wp_enqueue_script('jquery-effects-core'); |
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wp_enqueue_script('jquery-effects-blind'); |
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wp_enqueue_script('jquery-ui-dialog'); |
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|
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$js_localize = array( |
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'wp301_install_url' => add_query_arg(array('action' => 'wp_captcha_code_install_wp301', '_wpnonce' => wp_create_nonce('install_wp301'), 'rnd' => wp_rand()), admin_url('admin.php')) |
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); |
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wp_enqueue_script('wp-captcha-code-admin', WP_CAPTCHA_CODE_URL . 'js/wp-captcha-code.js', array('jquery'), self::$version, true); |
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wp_localize_script('wp-captcha-code-admin', 'wp_captcha_code_vars', $js_localize); |
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} |
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} // admin_enqueue_scripts |
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|
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static function is_plugin_page() |
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{ |
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$current_screen = get_current_screen(); |
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|
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if ($current_screen->id == 'settings_page_captcha-code-authentication') { |
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return true; |
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} else { |
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return false; |
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} |
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} // is_plugin_page |
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|
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static function admin_footer_text($text) |
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{ |
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if (!self::is_plugin_page()) { |
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return $text; |
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} |
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|
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$text = '<i class="wp-captcha-code-footer">Captcha Code v' . self::$version . ' <a href="' . self::generate_web_link('admin_footer') . '" title="Visit WP Captcha page for more info" target="_blank">WebFactory Ltd</a>. Please <a target="_blank" href="https://wordpress.org/support/plugin/captcha-code-authentication/reviews/#new-post" title="Rate the plugin">rate the plugin <span>� |
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� |
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� |
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� |
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� |
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</span></a> to help us spread the word. Thank you 🙌 from the WebFactory team!</i>'; |
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|
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return $text; |
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} // admin_footer_text |
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|
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static function generate_web_link($placement = '', $page = '/', $params = array(), $anchor = '') |
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{ |
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$base_url = 'https://getwpcaptcha.com'; |
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|
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if ('/' != $page) { |
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$page = '/' . trim($page, '/') . '/'; |
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} |
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if ($page == '//') { |
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$page = '/'; |
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} |
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|
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$parts = array_merge(array('utm_source' => 'captcha-code-authentication', 'utm_content' => $placement), $params); |
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|
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if (!empty($anchor)) { |
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$anchor = '#' . trim($anchor, '#'); |
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} |
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|
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$out = $base_url . $page . '?' . http_build_query($parts, '', '&') . $anchor; |
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|
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return $out; |
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} // generate_web_link |
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|
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static function load_options() |
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{ |
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$options = get_option(WP_CAPTCHA_CODE_OPTIONS, array()); |
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$change = false; |
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|
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if (!isset($options['meta'])) { |
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$options['meta'] = array('first_version' => self::$version, 'first_install' => current_time('timestamp', true)); |
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$change = true; |
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} |
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if (!isset($options['dismissed_notices'])) { |
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$options['dismissed_notices'] = array(); |
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$change = true; |
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} |
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|
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if (!isset($options['options'])) { |
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$options['options'] = array(); |
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|
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$options['options']['show_login'] = get_option('wpcaptcha_login') !== false ? get_option('wpcaptcha_login') : 'yes'; |
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$options['options']['show_registration'] = get_option('wpcaptcha_register') !== false ? get_option('wpcaptcha_register') : 'yes'; |
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$options['options']['show_lost_password'] = get_option('wpcaptcha_lost') !== false ? get_option('wpcaptcha_lost') : 'yes'; |
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$options['options']['show_comments'] = get_option('wpcaptcha_comments') !== false ? get_option('wpcaptcha_comments') : 'yes'; |
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$options['options']['show_logged_in'] = get_option('wpcaptcha_registered') !== false ? get_option('wpcaptcha_registered') : 'no'; |
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$options['options']['captcha_type'] = get_option('wpcaptcha_type') !== false ? get_option('wpcaptcha_type') : 'alphanumeric'; |
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$options['options']['captcha_letters'] = get_option('wpcaptcha_letters') !== false ? get_option('wpcaptcha_letters') : 'capital'; |
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$options['options']['total_no_of_characters'] = get_option('wpcaptcha_total_no_of_characters') !== false ? get_option('wpcaptcha_total_no_of_characters') : 3; |
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|
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$change = true; |
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} |
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|
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if (isset($_POST['submit']) && isset($_POST['wpcatpcha_update_admin_options_nonce'])) { |
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if (!wp_verify_nonce(sanitize_text_field(wp_unslash($_POST['wpcatpcha_update_admin_options_nonce'])), 'wpcatpcha_update_admin_options')) { |
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echo '<div id="message" class="updated fade"> |
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<p><strong>' . esc_html__('Sorry, your nonce did not verify.', 'captcha-code-authentication') . '</strong></p> |
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</div>'; |
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} else { |
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if (isset($_POST['captcha_show_login'])) { |
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$options['options']['show_login'] = sanitize_text_field(wp_unslash($_POST['captcha_show_login'])); |
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} |
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|
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if (isset($_POST['captcha_show_registration'])) { |
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$options['options']['show_registration'] = sanitize_text_field(wp_unslash($_POST['captcha_show_registration'])); |
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} |
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|
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if (isset($_POST['captcha_show_lost_password'])) { |
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$options['options']['show_lost_password'] = sanitize_text_field(wp_unslash($_POST['captcha_show_lost_password'])); |
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} |
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|
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if (isset($_POST['captcha_show_comments'])) { |
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$options['options']['show_comments'] = sanitize_text_field(wp_unslash($_POST['captcha_show_comments'])); |
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} |
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|
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if (isset($_POST['captcha_show_logged_in'])) { |
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$options['options']['show_logged_in'] = sanitize_text_field(wp_unslash($_POST['captcha_show_logged_in'])); |
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} |
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|
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if (isset($_POST['captcha_type'])) { |
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$options['options']['captcha_type'] = sanitize_text_field(wp_unslash($_POST['captcha_type'])); |
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} |
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|
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if (isset($_POST['captcha_letters'])) { |
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$options['options']['captcha_letters'] = sanitize_text_field(wp_unslash($_POST['captcha_letters'])); |
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} |
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|
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if (isset($_POST['total_no_of_characters'])) { |
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$options['options']['total_no_of_characters'] = sanitize_text_field(wp_unslash($_POST['total_no_of_characters'])); |
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} |
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|
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$change = true; |
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|
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echo '<div id="message" class="updated fade"> |
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<p><strong>' . esc_html__('Options saved.', 'captcha-code-authentication') . '</strong></p> |
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</div>'; |
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} |
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} |
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|
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|
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if ($change) { |
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update_option(WP_CAPTCHA_CODE_OPTIONS, $options, true); |
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} |
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|
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self::$options = $options; |
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return $options['options']; |
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} // load_options |
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|
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static function get_options() |
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{ |
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return self::$options['options']; |
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} // get_options |
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|
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static function update_options($key, $data) |
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{ |
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if (false === in_array($key, array('meta', 'dismissed_notices', 'options'))) { |
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user_error('Unknown options key.', E_USER_ERROR); |
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return false; |
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} |
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|
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self::$options[$key] = $data; |
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$tmp = update_option(WP_CAPTCHA_CODE_OPTIONS, self::$options); |
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|
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return $tmp; |
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} // update_options |
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|
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static function get_plugin_version() |
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{ |
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$plugin_data = get_file_data(__FILE__, array('version' => 'Version'), 'plugin'); |
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|
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return $plugin_data['version']; |
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} // get_plugin_version |
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|
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static function admin_menu() |
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{ |
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add_options_page( |
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esc_html('Captcha'), |
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esc_html('Captcha'), |
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'manage_options', |
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'captcha-code-authentication', |
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array(__CLASS__, 'options_page') |
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); |
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} // admin_menu |
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|
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static function captcha_for_login() |
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{ |
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echo '<p class="login-form-captcha"> |
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<label><b>' . esc_html__('Captcha', 'captcha-code-authentication') . ' </b> <span class="required">*</span></label> |
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<div style="clear:both;"></div><div style="clear:both;"></div>'; |
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self::generate_captcha_image(); |
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|
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if (isset($_GET['captcha']) && $_GET['captcha'] == 'confirm_error') { //phpcs:ignore |
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echo '<label style="color:#FF0000;" id="capt_err">' . esc_html(sanitize_text_field($_SESSION['captcha_error'] ?? '')) . '</label><div style="clear:both;"></div>';; |
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$_SESSION['captcha_error'] = ''; |
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} |
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|
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echo '<label>' . esc_html__('Type the text displayed above', 'captcha-code-authentication') . ':</label> |
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<input id="captcha_code" name="captcha_code" size="15" type="text" tabindex="30" /> |
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</p>'; |
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return true; |
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} // captcha_for_login |
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|
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static function captcha_login_errors($errors) |
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{ |
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//phpcs:ignore since request can come from non-nonced source |
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if (isset($_REQUEST['action']) && 'register' == sanitize_text_field($_REQUEST['action'])) { //phpcs:ignore |
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return ($errors); |
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} |
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|
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if (sanitize_text_field($_SESSION['captcha_code'] ?? '') != sanitize_text_field($_REQUEST['captcha_code'])) { //phpcs:ignore |
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return $errors . '<label id="capt_err" for="captcha_code_error">' . esc_html__('Captcha confirmation error!', 'captcha-code-authentication') . '</label>'; |
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} |
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return $errors; |
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} // captcha_login_errors |
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|
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static function captcha_login_redirect($url) |
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{ |
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/* Captcha mismatch */ |
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//phpcs:ignore since request can come from non-nonced source |
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if (empty($_REQUEST['captcha_code']) || (isset($_SESSION['captcha_code']) && esc_html($_SESSION['captcha_code']) != sanitize_text_field($_REQUEST['captcha_code']))) { //phpcs:ignore |
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$_SESSION['captcha_error'] = esc_html__('Incorrect captcha confirmation!', 'captcha-code-authentication'); |
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wp_clear_auth_cookie(); |
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$request_url = sanitize_text_field(wp_unslash($_SERVER["REQUEST_URI"] ?? '')); |
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return $request_url . "/?captcha='confirm_error'"; |
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} |
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/* Captcha match: take to the admin panel */ else { |
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return home_url('/wp-admin/'); |
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} |
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} // captcha_login_redirect |
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|
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static function captcha_comment_form() |
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{ |
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$options = self::get_options(); |
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|
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if (is_user_logged_in() && $options['show_logged_in'] == 'yes') { |
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return true; |
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} |
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|
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echo '<p class="comment-form-captcha"> |
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<label><b>' . esc_html__('Captcha', 'captcha-code-authentication') . ' </b><span class="required">*</span></label> |
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<div style="clear:both;"></div><div style="clear:both;"></div>'; |
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self::generate_captcha_image(); |
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echo '<label>' . esc_html__('Type the text displayed above', 'captcha-code-authentication') . ':</label> |
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<input id="captcha_code" name="captcha_code" size="15" type="text" /> |
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<div style="clear:both;"></div> |
| 342 |
</p>'; |
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|
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remove_action('comment_form', 'captcha_comment_form'); |
| 345 |
|
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return true; |
| 347 |
} // captcha_comment_form |
| 348 |
|
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static function captcha_comment_post($comment) |
| 350 |
{ |
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$options = self::get_options(); |
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|
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if (is_user_logged_in() && $options['show_logged_in'] == 'yes') { |
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return $comment; |
| 355 |
} |
| 356 |
|
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// skip captcha for comment replies from the admin menu |
| 358 |
if ( |
| 359 |
isset($_REQUEST['action']) && $_REQUEST['action'] == 'replyto-comment' && |
| 360 |
(check_ajax_referer('replyto-comment', '_ajax_nonce', false) || check_ajax_referer('replyto-comment', '_ajax_nonce-replyto-comment', false)) |
| 361 |
) { |
| 362 |
// skip captcha |
| 363 |
return $comment; |
| 364 |
} |
| 365 |
|
| 366 |
// Skip captcha for trackback or pingback |
| 367 |
if ($comment['comment_type'] != '' && $comment['comment_type'] != 'comment') { |
| 368 |
// skip captcha |
| 369 |
return $comment; |
| 370 |
} |
| 371 |
|
| 372 |
// If captcha is empty |
| 373 |
if (empty($_REQUEST['captcha_code'])) |
| 374 |
wp_die(esc_html__('CAPTCHA cannot be empty.', 'captcha-code-authentication')); |
| 375 |
|
| 376 |
// captcha was matched |
| 377 |
$captcha_code = sanitize_text_field($_SESSION['captcha_code'] ?? ''); |
| 378 |
if ($captcha_code == $_REQUEST['captcha_code']) { |
| 379 |
return ($comment); |
| 380 |
} else { |
| 381 |
wp_die(esc_html__('Error: Incorrect CAPTCHA. Press your browser\'s back button and try again.', 'captcha-code-authentication')); |
| 382 |
} |
| 383 |
} // captcha_comment_post |
| 384 |
|
| 385 |
static function wp_captcha_register($default) |
| 386 |
{ |
| 387 |
echo '<p class="register-form-captcha"> |
| 388 |
<label><b>' . esc_html__('Captcha', 'captcha-code-authentication') . ' </b><span class="required">*</span></label> |
| 389 |
<div style="clear:both;"></div><div style="clear:both;"></div>'; |
| 390 |
self::generate_captcha_image(); |
| 391 |
echo '<label>' . esc_html__('Type the text displayed above', 'captcha-code-authentication') . ':</label> |
| 392 |
<input id="captcha_code" name="captcha_code" size="15" type="text" /> |
| 393 |
</p>'; |
| 394 |
return true; |
| 395 |
} // wp_captcha_register |
| 396 |
|
| 397 |
static function captcha_register_post($login, $email, $errors) |
| 398 |
{ |
| 399 |
//phpcs:ignore since request can come from non-nonced source |
| 400 |
// If captcha is blank - add error |
| 401 |
if (isset($_REQUEST['captcha_code']) && "" == $_REQUEST['captcha_code']) { //phpcs:ignore |
| 402 |
$errors->add('captcha_blank', '<strong>' . esc_html__('ERROR', 'captcha-code-authentication') . '</strong>: ' . esc_html__('Please complete the CAPTCHA.', 'captcha-code-authentication')); |
| 403 |
return $errors; |
| 404 |
} |
| 405 |
|
| 406 |
if (isset($_REQUEST['captcha_code']) && ($_SESSION['captcha_code'] == $_REQUEST['captcha_code'])) { //phpcs:ignore |
| 407 |
// captcha was matched |
| 408 |
} else { |
| 409 |
$errors->add('captcha_wrong', '<strong>' . esc_html__('ERROR', 'captcha-code-authentication') . '</strong>: ' . esc_html__('That CAPTCHA was incorrect.', 'captcha-code-authentication')); |
| 410 |
} |
| 411 |
return ($errors); |
| 412 |
} // captcha_register_post |
| 413 |
|
| 414 |
static function captcha_register_validate($results) |
| 415 |
{ |
| 416 |
//phpcs:ignore since request can come from non-nonced source |
| 417 |
if (isset($_REQUEST['captcha_code']) && "" == $_REQUEST['captcha_code']) { //phpcs:ignore |
| 418 |
$results['errors']->add('captcha_blank', '<strong>' . esc_html__('ERROR', 'captcha-code-authentication') . '</strong>: ' . esc_html__('Please complete the CAPTCHA.', 'captcha-code-authentication')); |
| 419 |
return $results; |
| 420 |
} |
| 421 |
|
| 422 |
if (isset($_REQUEST['captcha_code']) && ($_SESSION['captcha_code'] == $_REQUEST['captcha_code'])) { //phpcs:ignore |
| 423 |
// captcha was matched |
| 424 |
} else { |
| 425 |
$results['errors']->add('captcha_wrong', '<strong>' . esc_html__('ERROR', 'captcha-code-authentication') . '</strong>: ' . esc_html__('That CAPTCHA was incorrect.', 'captcha-code-authentication')); |
| 426 |
} |
| 427 |
return ($results); |
| 428 |
} // captcha_register_validate |
| 429 |
|
| 430 |
static function captcha_lostpassword($default) |
| 431 |
{ |
| 432 |
echo '<p class="lost-form-captcha"> |
| 433 |
<label><b>' . esc_html__('Captcha', 'captcha-code-authentication') . ' </b><span class="required">*</span></label> |
| 434 |
<div style="clear:both;"></div><div style="clear:both;"></div>'; |
| 435 |
self::generate_captcha_image(); |
| 436 |
echo '<label>' . esc_html__('Type the text displayed above', 'captcha-code-authentication') . ':</label> |
| 437 |
<input id="captcha_code" name="captcha_code" size="15" type="text" /> |
| 438 |
</p>'; |
| 439 |
} // captcha_lostpassword |
| 440 |
|
| 441 |
static function captcha_lostpassword_post() |
| 442 |
{ |
| 443 |
//phpcs:ignore since request can come from non-nonced source |
| 444 |
if (isset($_REQUEST['user_login']) && "" == $_REQUEST['user_login']) //phpcs:ignore |
| 445 |
return; |
| 446 |
|
| 447 |
// If captcha doesn't entered |
| 448 |
if (empty($_REQUEST['captcha_code'])) { //phpcs:ignore |
| 449 |
wp_die(esc_html__('Please complete the CAPTCHA.', 'captcha-code-authentication')); |
| 450 |
} |
| 451 |
|
| 452 |
// Check entered captcha |
| 453 |
$captcha_code = sanitize_text_field($_SESSION['captcha_code'] ?? ''); |
| 454 |
if (isset($_REQUEST['captcha_code']) && ($captcha_code == $_REQUEST['captcha_code'])) { //phpcs:ignore |
| 455 |
return; |
| 456 |
} else { |
| 457 |
wp_die(esc_html__('Error: Incorrect CAPTCHA. Press your browser\'s back button and try again.', 'captcha-code-authentication')); |
| 458 |
} |
| 459 |
} // captcha_lostpassword_post |
| 460 |
|
| 461 |
static function generate_captcha_image() |
| 462 |
{ |
| 463 |
$image_width = 120; |
| 464 |
$image_height = 40; |
| 465 |
|
| 466 |
$options = self::get_options(); |
| 467 |
|
| 468 |
$font = WP_CAPTCHA_CODE_DIR . '/css/monofont.ttf'; |
| 469 |
|
| 470 |
if (!empty($options['captcha_type']) && $options['captcha_type'] == 'alphanumeric') { |
| 471 |
switch ($options['captcha_letters']) { |
| 472 |
case 'capital': |
| 473 |
$possible_letters = '23456789ABCDEFGHIJKLMNOPQRSTUVWXYZ'; |
| 474 |
break; |
| 475 |
case 'small': |
| 476 |
$possible_letters = '23456789bcdfghjkmnpqrstvwxyz'; |
| 477 |
break; |
| 478 |
case 'capitalsmall': |
| 479 |
$possible_letters = '23456789bcdfghjkmnpqrstvwxyzABCEFGHJKMNPRSTVWXYZ'; |
| 480 |
break; |
| 481 |
default: |
| 482 |
$possible_letters = '23456789bcdfghjkmnpqrstvwxyz'; |
| 483 |
break; |
| 484 |
} |
| 485 |
} elseif (!empty($options['captcha_type']) && $options['captcha_type'] == 'alphabets') { |
| 486 |
switch ($options['captcha_letters']) { |
| 487 |
case 'capital': |
| 488 |
$possible_letters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'; |
| 489 |
break; |
| 490 |
case 'small': |
| 491 |
$possible_letters = 'bcdfghjkmnpqrstvwxyz'; |
| 492 |
break; |
| 493 |
case 'capitalsmall': |
| 494 |
$possible_letters = 'bcdfghjkmnpqrstvwxyzABCEFGHJKMNPRSTVWXYZ'; |
| 495 |
break; |
| 496 |
default: |
| 497 |
$possible_letters = 'abcdefghijklmnopqrstuvwxyz'; |
| 498 |
break; |
| 499 |
} |
| 500 |
} elseif (!empty($options['captcha_type']) && $options['captcha_type'] == 'numbers') { |
| 501 |
$possible_letters = '0123456789'; |
| 502 |
} else { |
| 503 |
$possible_letters = '0123456789'; |
| 504 |
} |
| 505 |
$random_dots = 0; |
| 506 |
$random_lines = 20; |
| 507 |
$captcha_text_color = "0x142864"; |
| 508 |
$captcha_noice_color = "0x142864"; |
| 509 |
|
| 510 |
$code = ''; |
| 511 |
|
| 512 |
$i = 0; |
| 513 |
while ($i < $options['total_no_of_characters']) { |
| 514 |
$code .= substr($possible_letters, wp_rand(0, strlen($possible_letters) - 1), 1); |
| 515 |
$i++; |
| 516 |
} |
| 517 |
|
| 518 |
$font_size = $image_height * 0.75; |
| 519 |
$image = @imagecreate($image_width, $image_height); |
| 520 |
|
| 521 |
/* setting the background, text and noise colours here */ |
| 522 |
imagecolorallocate($image, 255, 255, 255); |
| 523 |
|
| 524 |
$arr_text_color = self::captcha_hexrgb($captcha_text_color); |
| 525 |
$text_color = imagecolorallocate( |
| 526 |
$image, |
| 527 |
$arr_text_color['red'], |
| 528 |
$arr_text_color['green'], |
| 529 |
$arr_text_color['blue'] |
| 530 |
); |
| 531 |
|
| 532 |
$arr_noice_color = self::captcha_hexrgb($captcha_noice_color); |
| 533 |
$image_noise_color = imagecolorallocate( |
| 534 |
$image, |
| 535 |
$arr_noice_color['red'], |
| 536 |
$arr_noice_color['green'], |
| 537 |
$arr_noice_color['blue'] |
| 538 |
); |
| 539 |
|
| 540 |
/* generating the dots randomly in background */ |
| 541 |
for ($i = 0; $i < $random_dots; $i++) { |
| 542 |
imagefilledellipse($image, wp_rand(0, $image_width), wp_rand(0, $image_height), 2, 3, $image_noise_color); |
| 543 |
} |
| 544 |
|
| 545 |
/* generating lines randomly in background of image */ |
| 546 |
for ($i = 0; $i < $random_lines; $i++) { |
| 547 |
imageline($image, wp_rand(0, $image_width), wp_rand(0, $image_height), wp_rand(0, $image_width), wp_rand(0, $image_height), $image_noise_color); |
| 548 |
} |
| 549 |
|
| 550 |
/* create a text box and add 6 letters code in it */ |
| 551 |
$textbox = imagettfbbox($font_size, 0, $font, $code); |
| 552 |
$x = ($image_width - $textbox[4]) / 2; |
| 553 |
$y = ($image_height - $textbox[5]) / 2; |
| 554 |
imagettftext($image, $font_size, 0, (int)$x, (int)$y, $text_color, $font, $code); |
| 555 |
|
| 556 |
ob_start(); |
| 557 |
imagejpeg($image); //showing the image |
| 558 |
echo '<img src="data:image/png;base64,' . esc_html(base64_encode(ob_get_clean())) . '" width="100">'; |
| 559 |
imagedestroy($image); //destroying the image instance |
| 560 |
$_SESSION['captcha_code'] = $code; |
| 561 |
} // generate_captcha_image |
| 562 |
|
| 563 |
static function captcha_hexrgb($hexstr) |
| 564 |
{ |
| 565 |
$int = hexdec($hexstr); |
| 566 |
|
| 567 |
return array( |
| 568 |
"red" => 0xFF & ($int >> 0x10), |
| 569 |
"green" => 0xFF & ($int >> 0x8), |
| 570 |
"blue" => 0xFF & $int |
| 571 |
); |
| 572 |
} // captcha_hexrgb |
| 573 |
|
| 574 |
static function create_select_options($options, $selected = null, $output = true) |
| 575 |
{ |
| 576 |
$out = "\n"; |
| 577 |
|
| 578 |
foreach ($options as $tmp) { |
| 579 |
if ((is_array($selected) && in_array($tmp['val'], $selected)) || $selected == $tmp['val']) { |
| 580 |
$out .= "<option selected=\"selected\" value=\"{$tmp['val']}\" " . (isset($tmp['class']) ? "class=\"{$tmp['class']}\"" : "") . ">{$tmp['label']} </option>\n"; |
| 581 |
} else { |
| 582 |
$out .= "<option value=\"{$tmp['val']}\" " . (isset($tmp['class']) ? "class=\"{$tmp['class']}\"" : "") . ">{$tmp['label']} </option>\n"; |
| 583 |
} |
| 584 |
} |
| 585 |
|
| 586 |
if ($output) { |
| 587 |
self::wp_kses_wf($out); |
| 588 |
} else { |
| 589 |
return $out; |
| 590 |
} |
| 591 |
} // create_select_options |
| 592 |
|
| 593 |
static function options_page() |
| 594 |
{ |
| 595 |
$options = self::get_options(); |
| 596 |
|
| 597 |
echo '<div class="wrap">'; |
| 598 |
echo '<h1><img src="' . esc_url(WP_CAPTCHA_CODE_URL . '/images/wp-captcha-logo.png') . '" alt="WP Captcha PRO" title="WP Captcha PRO"></h1>'; |
| 599 |
echo '<form method="post" action="">'; |
| 600 |
echo '<div id="wp_captcha_code_settings">'; |
| 601 |
wp_nonce_field('wpcatpcha_update_admin_options', 'wpcatpcha_update_admin_options_nonce'); |
| 602 |
echo '<table class="form-table">'; |
| 603 |
$captcha = array(); |
| 604 |
$captcha[] = array('val' => 'builtin', 'label' => 'Built-in Captcha'); |
| 605 |
$captcha[] = array('val' => 'icons', 'label' => 'Built-in Icon Captcha', 'class' => 'pro-option'); |
| 606 |
$captcha[] = array('val' => 'recaptchav2', 'label' => 'Google reCAPTCHA v2', 'class' => 'pro-option'); |
| 607 |
$captcha[] = array('val' => 'recaptchav3', 'label' => 'Google reCAPTCHA v3', 'class' => 'pro-option'); |
| 608 |
$captcha[] = array('val' => 'hcaptcha', 'label' => 'hCaptcha', 'class' => 'pro-option'); |
| 609 |
$captcha[] = array('val' => 'cloudflare', 'label' => 'Cloudflare Turnstile', 'class' => 'pro-option'); |
| 610 |
|
| 611 |
echo '<tr valign="top"> |
| 612 |
<th scope="row"><label for="captcha">Captcha:</label></th> |
| 613 |
<td><select id="cc-captcha" name="">'; |
| 614 |
self::create_select_options($captcha, 'builtin'); |
| 615 |
echo '</select>'; |
| 616 |
echo '</td></tr>'; |
| 617 |
echo '<tr valign="top"> |
| 618 |
<th scope="row" style="width:260px;"><label for="captcha_letters">' . esc_html__('Select Captcha letters type', 'captcha-code-authentication') . ':</label></th> |
| 619 |
<td> |
| 620 |
<select id="captcha_letters" name="captcha_letters" style="margin:0;"> |
| 621 |
<option value="capital" ' . ($options['captcha_letters'] == 'capital' ? 'selected="selected"' : '') . '>' . esc_html__('Capital letters only', 'captcha-code-authentication') . '</option> |
| 622 |
<option value="small" ' . ($options['captcha_letters'] == 'small' ? 'selected="selected"' : '') . '>' . esc_html__('Small letters only', 'captcha-code-authentication') . '</option> |
| 623 |
<option value="capitalsmall" ' . ($options['captcha_letters'] == 'capitalsmall' ? 'selected="selected"' : '') . '>' . esc_html__('Capital & Small letters', 'captcha-code-authentication') . '</option> |
| 624 |
</select> |
| 625 |
</td> |
| 626 |
</tr> |
| 627 |
<tr valign="top"> |
| 628 |
<th scope="row"><label for="captcha_type">' . esc_html__('Select a Captcha type', 'captcha-code-authentication') . ':</label></th> |
| 629 |
<td> |
| 630 |
<select id="captcha_type" name="captcha_type" style="margin:0;"> |
| 631 |
<option value="alphanumeric" ' . ($options['captcha_type'] == 'alphanumeric' ? 'selected="selected"' : '') . '>' . esc_html__('Alphanumeric', 'captcha-code-authentication') . '</option> |
| 632 |
<option value="alphabets" ' . ($options['captcha_type'] == 'alphabets' ? 'selected="selected"' : '') . '>' . esc_html__('Alphabets only', 'captcha-code-authentication') . '</option> |
| 633 |
<option value="numbers" ' . ($options['captcha_type'] == 'numbers' ? 'selected="selected"' : '') . '>' . esc_html__('Numbers only', 'captcha-code-authentication') . '</option> |
| 634 |
</select> |
| 635 |
</td> |
| 636 |
</tr> |
| 637 |
<tr valign="top"> |
| 638 |
<th scope="row"><label for="total_no_of_characters">' . esc_html__('Total number of Captcha Characters', 'captcha-code-authentication') . ':</label></th> |
| 639 |
<td> |
| 640 |
<select id="total_no_of_characters" name="total_no_of_characters" style="margin:0;width: 50px;">'; |
| 641 |
for ($i = 3; $i <= 6; $i++) { |
| 642 |
echo '<option value="' . intval($i) . '" '; |
| 643 |
if ($options['total_no_of_characters'] == $i) echo 'selected="selected"'; |
| 644 |
echo '>' . intval($i) . '</option>'; |
| 645 |
} |
| 646 |
echo '</select> |
| 647 |
</td> |
| 648 |
</tr> |
| 649 |
</table> |
| 650 |
<h3>' . esc_html__('Display Options', 'captcha-code-authentication') . '</h3> |
| 651 |
<table class="form-table"> |
| 652 |
<tr valign="top"> |
| 653 |
<th scope="row" style="width:260px;"><label for="captcha_show_login">' . esc_html__("Enable Captcha for Login form", "captcha-code-authentication") . ':</label></th> |
| 654 |
<td> |
| 655 |
<select name="captcha_show_login" id="captcha_show_login" style="width:75px;margin:0;"> |
| 656 |
<option value="yes" ' . ($options['show_login'] == 'yes' ? 'selected="selected"' : '') . '>' . esc_html__('Yes', 'captcha-code-authentication') . '</option> |
| 657 |
<option value="no" ' . ($options['show_login'] != 'yes' ? 'selected="selected"' : '') . '>' . esc_html__('No', 'captcha-code-authentication') . '</option> |
| 658 |
</select> |
| 659 |
</td> |
| 660 |
</tr> |
| 661 |
<tr valign="top"> |
| 662 |
<th scope="row"><label for="captcha_show_registration">' . esc_html__('Enable Captcha for Register form', 'captcha-code-authentication') . ':</label></th> |
| 663 |
<td> |
| 664 |
<select name="captcha_show_registration" id="captcha_show_registration" style="width:75px;margin:0;"> |
| 665 |
<option value="yes" ' . ($options['show_registration'] == 'yes' ? 'selected="selected"' : '') . '>' . esc_html__('Yes', 'captcha-code-authentication') . '</option> |
| 666 |
<option value="no" ' . ($options['show_registration'] != 'yes' ? 'selected="selected"' : '') . '>' . esc_html__('No', 'captcha-code-authentication') . '</option> |
| 667 |
</select> |
| 668 |
</td> |
| 669 |
</tr> |
| 670 |
<tr valign="top"> |
| 671 |
<th scope="row"><label for="captcha_show_lost_password">' . esc_html__('Enable Captcha for Lost Password form', 'captcha-code-authentication') . ':</label></th> |
| 672 |
<td> |
| 673 |
<select name="captcha_show_lost_password" id="captcha_show_lost_password" style="width:75px;margin:0;"> |
| 674 |
<option value="yes" ' . ($options['show_lost_password'] == 'yes' ? 'selected="selected"' : '') . '>' . esc_html__('Yes', 'captcha-code-authentication') . '</option> |
| 675 |
<option value="no" ' . ($options['show_lost_password'] != 'yes' ? 'selected="selected"' : '') . '>' . esc_html__('No', 'captcha-code-authentication') . '</option> |
| 676 |
</select> |
| 677 |
</td> |
| 678 |
</tr> |
| 679 |
<tr valign="top"> |
| 680 |
<th scope="row"><label for="captcha_show_comments">' . esc_html__('Enable Captcha for Comments form', 'captcha-code-authentication') . ':</label></th> |
| 681 |
<td> |
| 682 |
<select name="captcha_show_comments" id="captcha_show_comments" style="width:75px;margin:0;"> |
| 683 |
<option value="yes" ' . ($options['show_comments'] == 'yes' ? 'selected="selected"' : '') . '>' . esc_html__('Yes', 'captcha-code-authentication') . '</option> |
| 684 |
<option value="no" ' . ($options['show_comments'] != 'yes' ? 'selected="selected"' : '') . '>' . esc_html__('No', 'captcha-code-authentication') . '</option> |
| 685 |
</select> |
| 686 |
</td> |
| 687 |
</tr> |
| 688 |
<tr valign="top"> |
| 689 |
<th scope="row"><label for="captcha_show_logged_in">' . esc_html__('Hide Captcha for logged in users', 'captcha-code-authentication') . ':</label></th> |
| 690 |
<td> |
| 691 |
<select name="captcha_show_logged_in" id="captcha_show_logged_in" style="width:75px;margin:0;"> |
| 692 |
<option value="yes" ' . ($options['show_logged_in'] == 'yes' ? 'selected="selected"' : '') . '>' . esc_html__('Yes', 'captcha-code-authentication') . '</option> |
| 693 |
<option value="no" ' . ($options['show_logged_in'] != 'yes' ? 'selected="selected"' : '') . '>' . esc_html__('No', 'captcha-code-authentication') . '</option> |
| 694 |
</select> |
| 695 |
</td> |
| 696 |
</tr> |
| 697 |
<tr height="60"> |
| 698 |
<td>'; |
| 699 |
submit_button(); |
| 700 |
echo '</td> |
| 701 |
<td></td> |
| 702 |
</tr> |
| 703 |
</table>'; |
| 704 |
|
| 705 |
echo '</div>'; |
| 706 |
|
| 707 |
echo '<div id="wp_captcha_code_sidebar">'; |
| 708 |
echo '<div class="sidebar-box pro-ad-box"> |
| 709 |
<p class="text-center"><a href="#" data-pro-feature="cc-sidebar-box-logo" class="open-pro-dialog"> |
| 710 |
<img src="' . esc_url(WP_CAPTCHA_CODE_URL . '/images/wp-captcha-logo.png') . '" alt="WP Captcha PRO" title="WP Captcha PRO"></a><br><b>PRO version is here! Grab the launch discount.</b></p> |
| 711 |
<ul class="plain-list"> |
| 712 |
<li>7 Types of Captcha + GDPR Compatibility</li> |
| 713 |
<li>Login Page Customization - Visual & URL</li> |
| 714 |
<li>Advanced Login Page Protection</li> |
| 715 |
<li>Email Based Two Factor Authentication (2FA)</li> |
| 716 |
<li>Advanced Firewall + Cloud Blacklists</li> |
| 717 |
<li>Country Blocking (whitelist & blacklist)</li> |
| 718 |
<li>Temporary Access Links</li> |
| 719 |
<li>Recovery URL - You Can Never Get Locked Out</li> |
| 720 |
<li>Licenses & Sites Manager (remote SaaS dashboard)</li> |
| 721 |
<li>White-label Mode</li> |
| 722 |
<li>Complete Codeless Plugin Rebranding</li> |
| 723 |
<li>Email support from plugin developers</li> |
| 724 |
</ul> |
| 725 |
|
| 726 |
<p class="text-center"><a href="#" class="open-pro-dialog button button-buy" data-pro-feature="cc-sidebar-box">Get PRO Now</a></p> |
| 727 |
</div>'; |
| 728 |
|
| 729 |
if (!defined('EPS_REDIRECT_VERSION') && !defined('WF301_PLUGIN_FILE')) { |
| 730 |
echo '<div class="sidebar-box pro-ad-box box-301"> |
| 731 |
<h3 class="textcenter"><b>Problems with redirects?<br>Moving content around or changing posts\' URL?<br>Old URLs giving you problems?<br><br><u>Improve your SEO & manage all redirects in one place!</u></b></h3> |
| 732 |
|
| 733 |
<p class="text-center"><a href="#" class="install-wp301"> |
| 734 |
<img src="' . esc_url(WP_CAPTCHA_CODE_URL . '/images/wp-301-logo.png') . '" alt="WP 301 Redirects" title="WP 301 Redirects"></a></p> |
| 735 |
|
| 736 |
<p class="text-center"><a href="#" class="button button-buy install-wp301">Install and activate the <u>free</u> WP 301 Redirects plugin</a></p> |
| 737 |
|
| 738 |
<p><a href="https://wordpress.org/plugins/eps-301-redirects/" target="_blank">WP 301 Redirects</a> is a free WP plugin maintained by the same team as this WP Captcha plugin. It has <b>+250,000 users, 5-star rating</b>, and is hosted on the official WP repository.</p> |
| 739 |
</div>'; |
| 740 |
} |
| 741 |
|
| 742 |
echo '<div class="sidebar-box" style="margin-top: 35px; margin-bottom: 35px;"> |
| 743 |
<p>Need help? Ask on the <a href="https://wordpress.org/support/plugin/captcha-code-authentication/" target="_blank">support forum</a>. We\'ll answer ASAP!</p> |
| 744 |
<p>Please <a href="https://wordpress.org/support/plugin/captcha-code-authentication/reviews/#new-post" target="_blank">rate the plugin � |
| 745 |
� |
| 746 |
� |
| 747 |
� |
| 748 |
� |
| 749 |
</a> to <b>keep it up-to-date & maintained</b>. It only takes a second to rate. Thank you! 👋</p> |
| 750 |
</div>'; |
| 751 |
echo '</div>'; |
| 752 |
|
| 753 |
echo '</form>'; |
| 754 |
|
| 755 |
echo ' <div id="wp-captcha-code-pro-dialog" style="display: none;" title="WP Captcha PRO is here!"><span class="ui-helper-hidden-accessible"><input type="text"/></span> |
| 756 |
|
| 757 |
<div class="center logo"><a href="https://getwpcaptcha.com/?ref=wp-captcha-code-free-pricing-table" target="_blank"><img src="' . esc_url(WP_CAPTCHA_CODE_URL . '/images/wp-captcha-logo.png') . '" alt="WP Captcha PRO" title="WP Captcha PRO"></a><br> |
| 758 |
|
| 759 |
<span>Grab the limited PRO <b>Launch Discount</b></span> |
| 760 |
</div> |
| 761 |
|
| 762 |
<table id="wp-captcha-code-pro-table"> |
| 763 |
<tr> |
| 764 |
<td class="center">Personal License</td> |
| 765 |
<td class="center">Team License</td> |
| 766 |
<td class="center">Agency License</td> |
| 767 |
</tr> |
| 768 |
|
| 769 |
<tr class="prices"> |
| 770 |
<td class="center"><span><del>$59</del> $49</span> <b>/year</b></td> |
| 771 |
<td class="center"><span><del>$119</del> $99</span> <b>/year</b></td> |
| 772 |
<td class="center"><span><del>$149</del> $119</span> <b>/year</b></td> |
| 773 |
</tr> |
| 774 |
|
| 775 |
<tr> |
| 776 |
<td><span class="dashicons dashicons-yes"></span><b>1 Site License</b> ($49 per site)</td> |
| 777 |
<td><span class="dashicons dashicons-yes"></span><b>5 Sites License</b> ($20 per site)</td> |
| 778 |
<td><span class="dashicons dashicons-yes"></span><b>100 Sites License</b> ($1.2 per site)</td> |
| 779 |
</tr> |
| 780 |
|
| 781 |
<tr> |
| 782 |
<td><span class="dashicons dashicons-yes"></span>All Plugin Features</td> |
| 783 |
<td><span class="dashicons dashicons-yes"></span>All Plugin Features</td> |
| 784 |
<td><span class="dashicons dashicons-yes"></span>All Plugin Features</td> |
| 785 |
</tr> |
| 786 |
|
| 787 |
<tr> |
| 788 |
<td><span class="dashicons dashicons-yes"></span>7 Types of Captcha</td> |
| 789 |
<td><span class="dashicons dashicons-yes"></span>7 Types of Captcha</td> |
| 790 |
<td><span class="dashicons dashicons-yes"></span>7 Types of Captcha</td> |
| 791 |
</tr> |
| 792 |
|
| 793 |
<tr> |
| 794 |
<td><span class="dashicons dashicons-yes"></span>Advanced Firewall + Cloud Blacklists</td> |
| 795 |
<td><span class="dashicons dashicons-yes"></span>Advanced Firewall + Cloud Blacklists</td> |
| 796 |
<td><span class="dashicons dashicons-yes"></span>Advanced Firewall + Cloud Blacklists</td> |
| 797 |
</tr> |
| 798 |
|
| 799 |
<tr> |
| 800 |
<td><span class="dashicons dashicons-yes"></span>Login Page Customization</td> |
| 801 |
<td><span class="dashicons dashicons-yes"></span>Login Page Customization</td> |
| 802 |
<td><span class="dashicons dashicons-yes"></span>Login Page Customization</td> |
| 803 |
</tr> |
| 804 |
|
| 805 |
<tr> |
| 806 |
<td><span class="dashicons dashicons-yes"></span>Email Based 2FA</td> |
| 807 |
<td><span class="dashicons dashicons-yes"></span>Email Based 2FA</td> |
| 808 |
<td><span class="dashicons dashicons-yes"></span>Email Based 2FA</td> |
| 809 |
</tr> |
| 810 |
|
| 811 |
<tr> |
| 812 |
<td><span class="dashicons dashicons-yes"></span>Temporary Access Links</td> |
| 813 |
<td><span class="dashicons dashicons-yes"></span>Temporary Access Links</td> |
| 814 |
<td><span class="dashicons dashicons-yes"></span>Temporary Access Links</td> |
| 815 |
</tr> |
| 816 |
|
| 817 |
<tr> |
| 818 |
<td><span class="dashicons dashicons-yes"></span>Country Blocking</td> |
| 819 |
<td><span class="dashicons dashicons-yes"></span>Country Blocking</td> |
| 820 |
<td><span class="dashicons dashicons-yes"></span>Country Blocking</td> |
| 821 |
</tr> |
| 822 |
|
| 823 |
<tr> |
| 824 |
<td><span class="dashicons dashicons-yes"></span>SaaS Dashboard</td> |
| 825 |
<td><span class="dashicons dashicons-yes"></span>SaaS Dashboard</td> |
| 826 |
<td><span class="dashicons dashicons-yes"></span>SaaS Dashboard</td> |
| 827 |
</tr> |
| 828 |
|
| 829 |
<tr> |
| 830 |
<td><span class="dashicons dashicons-no"></span>White-label Mode</td> |
| 831 |
<td><span class="dashicons dashicons-yes"></span>White-label Mode</td> |
| 832 |
<td><span class="dashicons dashicons-yes"></span>White-label Mode</td> |
| 833 |
</tr> |
| 834 |
|
| 835 |
<tr> |
| 836 |
<td><span class="dashicons dashicons-no"></span>Full Plugin Rebranding</td> |
| 837 |
<td><span class="dashicons dashicons-no"></span>Full Plugin Rebranding</td> |
| 838 |
<td><span class="dashicons dashicons-yes"></span>Full Plugin Rebranding</td> |
| 839 |
</tr> |
| 840 |
|
| 841 |
<tr> |
| 842 |
<td><a class="button button-buy" data-href-org="https://getwpcaptcha.com/buy/?product=personal-yearly-launch&ref=pricing-table" href="https://getwpcaptcha.com/buy/?product=personal-yearly-launch&ref=pricing-table" target="_blank"><del>$59</del> $49 <small>/y</small><br>BUY NOW</a> |
| 843 |
<br>or <a class="button-buy" data-href-org="https://getwpcaptcha.com/buy/?product=personal-ltd-launch&ref=pricing-table" href="https://getwpcaptcha.com/buy/?product=personal-ltd-launch&ref=pricing-table" target="_blank">only <del>$99</del> $79 for a lifetime license</a></td> |
| 844 |
<td><a class="button button-buy" data-href-org="https://getwpcaptcha.com/buy/?product=team-yearly-launch&ref=pricing-table" href="https://getwpcaptcha.com/buy/?product=team-yearly-launch&ref=pricing-table" target="_blank"><del>$119</del> $99 <small>/y</small><br>BUY NOW</a></td> |
| 845 |
<td><a class="button button-buy" data-href-org="https://getwpcaptcha.com/buy/?product=agency-yearly-launch&ref=pricing-table" href="https://getwpcaptcha.com/buy/?product=agency-yearly-launch&ref=pricing-table" target="_blank"><del>$149</del> $119 <small>/y</small><br>BUY NOW</a></td> |
| 846 |
</tr> |
| 847 |
|
| 848 |
</table> |
| 849 |
|
| 850 |
<div class="center footer"><b>100% No-Risk Money Back Guarantee!</b> If you don\'t like the plugin over the next 7 days, we will happily refund 100% of your money. No questions asked! Payments are processed by our merchant of records - <a href="https://paddle.com/" target="_blank">Paddle</a>.</div> |
| 851 |
</div>'; |
| 852 |
echo '</div>'; |
| 853 |
} // options_page |
| 854 |
|
| 855 |
static function install_wp301() |
| 856 |
{ |
| 857 |
check_ajax_referer('install_wp301'); |
| 858 |
|
| 859 |
if (false === current_user_can('administrator')) { |
| 860 |
wp_die('Sorry, you have to be an admin to run this action.'); |
| 861 |
} |
| 862 |
|
| 863 |
$plugin_slug = 'eps-301-redirects/eps-301-redirects.php'; |
| 864 |
$plugin_zip = 'https://downloads.wordpress.org/plugin/eps-301-redirects.latest-stable.zip'; |
| 865 |
|
| 866 |
@include_once ABSPATH . 'wp-admin/includes/plugin.php'; |
| 867 |
@include_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php'; |
| 868 |
@include_once ABSPATH . 'wp-admin/includes/plugin-install.php'; |
| 869 |
@include_once ABSPATH . 'wp-admin/includes/file.php'; |
| 870 |
@include_once ABSPATH . 'wp-admin/includes/misc.php'; |
| 871 |
echo '<style> |
| 872 |
body{ |
| 873 |
font-family: sans-serif; |
| 874 |
font-size: 14px; |
| 875 |
line-height: 1.5; |
| 876 |
color: #444; |
| 877 |
} |
| 878 |
</style>'; |
| 879 |
|
| 880 |
echo '<div style="margin: 20px; color:#444;">'; |
| 881 |
echo 'If things are not done in a minute <a target="_parent" href="' . esc_url(admin_url('plugin-install.php?s=301%20redirects%20webfactory&tab=search&type=term')) . '">install the plugin manually via Plugins page</a><br><br>'; |
| 882 |
echo 'Starting ...<br><br>'; |
| 883 |
|
| 884 |
wp_cache_flush(); |
| 885 |
$upgrader = new Plugin_Upgrader(); |
| 886 |
echo 'Check if WP 301 Redirects is already installed ... <br />'; |
| 887 |
if (self::is_plugin_installed($plugin_slug)) { |
| 888 |
echo 'WP 301 Redirects is already installed! <br /><br />Making sure it\'s the latest version.<br />'; |
| 889 |
$upgrader->upgrade($plugin_slug); |
| 890 |
$installed = true; |
| 891 |
} else { |
| 892 |
echo 'Installing WP 301 Redirects.<br />'; |
| 893 |
$installed = $upgrader->install($plugin_zip); |
| 894 |
} |
| 895 |
wp_cache_flush(); |
| 896 |
|
| 897 |
if (!is_wp_error($installed) && $installed) { |
| 898 |
echo 'Activating WP 301 Redirects.<br />'; |
| 899 |
$activate = activate_plugin($plugin_slug); |
| 900 |
|
| 901 |
if (is_null($activate)) { |
| 902 |
echo 'WP 301 Redirects Activated.<br />'; |
| 903 |
|
| 904 |
echo '<script>setTimeout(function() { top.location = "' . esc_url(admin_url('options-general.php?page=eps_redirects')) . '"; }, 1000);</script>'; |
| 905 |
echo '<br>If you are not redirected in a few seconds - <a href="' . esc_url(admin_url('options-general.php?page=eps_redirects')) . '" target="_parent">click here</a>.'; |
| 906 |
} |
| 907 |
} else { |
| 908 |
echo 'Could not install WP 301 Redirects. You\'ll have to <a target="_parent" href="' . esc_url(admin_url('plugin-install.php?s=301%20redirects%20webfactory&tab=search&type=term')) . '">download and install manually</a>.'; |
| 909 |
} |
| 910 |
|
| 911 |
echo '</div>'; |
| 912 |
} // install_wp301 |
| 913 |
|
| 914 |
static function is_plugin_installed($slug) |
| 915 |
{ |
| 916 |
if (!function_exists('get_plugins')) { |
| 917 |
require_once ABSPATH . 'wp-admin/includes/plugin.php'; |
| 918 |
} |
| 919 |
$all_plugins = get_plugins(); |
| 920 |
|
| 921 |
if (!empty($all_plugins[$slug])) { |
| 922 |
return true; |
| 923 |
} else { |
| 924 |
return false; |
| 925 |
} |
| 926 |
} // is_plugin_installed |
| 927 |
|
| 928 |
static function wp_kses_wf($html) |
| 929 |
{ |
| 930 |
add_filter('safe_style_css', function ($styles) { |
| 931 |
$styles_wf = array( |
| 932 |
'text-align', |
| 933 |
'margin', |
| 934 |
'color', |
| 935 |
'float', |
| 936 |
'border', |
| 937 |
'background', |
| 938 |
'background-color', |
| 939 |
'border-bottom', |
| 940 |
'border-bottom-color', |
| 941 |
'border-bottom-style', |
| 942 |
'border-bottom-width', |
| 943 |
'border-collapse', |
| 944 |
'border-color', |
| 945 |
'border-left', |
| 946 |
'border-left-color', |
| 947 |
'border-left-style', |
| 948 |
'border-left-width', |
| 949 |
'border-right', |
| 950 |
'border-right-color', |
| 951 |
'border-right-style', |
| 952 |
'border-right-width', |
| 953 |
'border-spacing', |
| 954 |
'border-style', |
| 955 |
'border-top', |
| 956 |
'border-top-color', |
| 957 |
'border-top-style', |
| 958 |
'border-top-width', |
| 959 |
'border-width', |
| 960 |
'caption-side', |
| 961 |
'clear', |
| 962 |
'cursor', |
| 963 |
'direction', |
| 964 |
'font', |
| 965 |
'font-family', |
| 966 |
'font-size', |
| 967 |
'font-style', |
| 968 |
'font-variant', |
| 969 |
'font-weight', |
| 970 |
'height', |
| 971 |
'letter-spacing', |
| 972 |
'line-height', |
| 973 |
'margin-bottom', |
| 974 |
'margin-left', |
| 975 |
'margin-right', |
| 976 |
'margin-top', |
| 977 |
'overflow', |
| 978 |
'padding', |
| 979 |
'padding-bottom', |
| 980 |
'padding-left', |
| 981 |
'padding-right', |
| 982 |
'padding-top', |
| 983 |
'text-decoration', |
| 984 |
'text-indent', |
| 985 |
'vertical-align', |
| 986 |
'width', |
| 987 |
'display', |
| 988 |
); |
| 989 |
|
| 990 |
foreach ($styles_wf as $style_wf) { |
| 991 |
$styles[] = $style_wf; |
| 992 |
} |
| 993 |
return $styles; |
| 994 |
}); |
| 995 |
|
| 996 |
$allowed_tags = wp_kses_allowed_html('post'); |
| 997 |
$allowed_tags['input'] = array( |
| 998 |
'type' => true, |
| 999 |
'style' => true, |
| 1000 |
'class' => true, |
| 1001 |
'id' => true, |
| 1002 |
'checked' => true, |
| 1003 |
'disabled' => true, |
| 1004 |
'name' => true, |
| 1005 |
'size' => true, |
| 1006 |
'placeholder' => true, |
| 1007 |
'value' => true, |
| 1008 |
'data-*' => true, |
| 1009 |
'size' => true, |
| 1010 |
'disabled' => true |
| 1011 |
); |
| 1012 |
|
| 1013 |
$allowed_tags['textarea'] = array( |
| 1014 |
'type' => true, |
| 1015 |
'style' => true, |
| 1016 |
'class' => true, |
| 1017 |
'id' => true, |
| 1018 |
'checked' => true, |
| 1019 |
'disabled' => true, |
| 1020 |
'name' => true, |
| 1021 |
'size' => true, |
| 1022 |
'placeholder' => true, |
| 1023 |
'value' => true, |
| 1024 |
'data-*' => true, |
| 1025 |
'cols' => true, |
| 1026 |
'rows' => true, |
| 1027 |
'disabled' => true, |
| 1028 |
'autocomplete' => true |
| 1029 |
); |
| 1030 |
|
| 1031 |
$allowed_tags['select'] = array( |
| 1032 |
'type' => true, |
| 1033 |
'style' => true, |
| 1034 |
'class' => true, |
| 1035 |
'id' => true, |
| 1036 |
'checked' => true, |
| 1037 |
'disabled' => true, |
| 1038 |
'name' => true, |
| 1039 |
'size' => true, |
| 1040 |
'placeholder' => true, |
| 1041 |
'value' => true, |
| 1042 |
'data-*' => true, |
| 1043 |
'multiple' => true, |
| 1044 |
'disabled' => true |
| 1045 |
); |
| 1046 |
|
| 1047 |
$allowed_tags['option'] = array( |
| 1048 |
'type' => true, |
| 1049 |
'style' => true, |
| 1050 |
'class' => true, |
| 1051 |
'id' => true, |
| 1052 |
'checked' => true, |
| 1053 |
'disabled' => true, |
| 1054 |
'name' => true, |
| 1055 |
'size' => true, |
| 1056 |
'placeholder' => true, |
| 1057 |
'value' => true, |
| 1058 |
'selected' => true, |
| 1059 |
'data-*' => true |
| 1060 |
); |
| 1061 |
|
| 1062 |
$allowed_tags['optgroup'] = array( |
| 1063 |
'type' => true, |
| 1064 |
'style' => true, |
| 1065 |
'class' => true, |
| 1066 |
'id' => true, |
| 1067 |
'checked' => true, |
| 1068 |
'disabled' => true, |
| 1069 |
'name' => true, |
| 1070 |
'size' => true, |
| 1071 |
'placeholder' => true, |
| 1072 |
'value' => true, |
| 1073 |
'selected' => true, |
| 1074 |
'data-*' => true, |
| 1075 |
'label' => true |
| 1076 |
); |
| 1077 |
|
| 1078 |
$allowed_tags['a'] = array( |
| 1079 |
'href' => true, |
| 1080 |
'data-*' => true, |
| 1081 |
'class' => true, |
| 1082 |
'style' => true, |
| 1083 |
'id' => true, |
| 1084 |
'target' => true, |
| 1085 |
'data-*' => true, |
| 1086 |
'role' => true, |
| 1087 |
'aria-controls' => true, |
| 1088 |
'aria-selected' => true, |
| 1089 |
'disabled' => true |
| 1090 |
); |
| 1091 |
|
| 1092 |
$allowed_tags['div'] = array( |
| 1093 |
'style' => true, |
| 1094 |
'class' => true, |
| 1095 |
'id' => true, |
| 1096 |
'data-*' => true, |
| 1097 |
'role' => true, |
| 1098 |
'aria-labelledby' => true, |
| 1099 |
'value' => true, |
| 1100 |
'aria-modal' => true, |
| 1101 |
'tabindex' => true |
| 1102 |
); |
| 1103 |
|
| 1104 |
$allowed_tags['li'] = array( |
| 1105 |
'style' => true, |
| 1106 |
'class' => true, |
| 1107 |
'id' => true, |
| 1108 |
'data-*' => true, |
| 1109 |
'role' => true, |
| 1110 |
'aria-labelledby' => true, |
| 1111 |
'value' => true, |
| 1112 |
'aria-modal' => true, |
| 1113 |
'tabindex' => true |
| 1114 |
); |
| 1115 |
|
| 1116 |
$allowed_tags['span'] = array( |
| 1117 |
'style' => true, |
| 1118 |
'class' => true, |
| 1119 |
'id' => true, |
| 1120 |
'data-*' => true, |
| 1121 |
'aria-hidden' => true |
| 1122 |
); |
| 1123 |
|
| 1124 |
$allowed_tags['style'] = array( |
| 1125 |
'class' => true, |
| 1126 |
'id' => true, |
| 1127 |
'type' => true, |
| 1128 |
'style' => true |
| 1129 |
); |
| 1130 |
|
| 1131 |
$allowed_tags['fieldset'] = array( |
| 1132 |
'class' => true, |
| 1133 |
'id' => true, |
| 1134 |
'type' => true, |
| 1135 |
'style' => true |
| 1136 |
); |
| 1137 |
|
| 1138 |
$allowed_tags['link'] = array( |
| 1139 |
'class' => true, |
| 1140 |
'id' => true, |
| 1141 |
'type' => true, |
| 1142 |
'rel' => true, |
| 1143 |
'href' => true, |
| 1144 |
'media' => true, |
| 1145 |
'style' => true |
| 1146 |
); |
| 1147 |
|
| 1148 |
$allowed_tags['form'] = array( |
| 1149 |
'style' => true, |
| 1150 |
'class' => true, |
| 1151 |
'id' => true, |
| 1152 |
'method' => true, |
| 1153 |
'action' => true, |
| 1154 |
'data-*' => true, |
| 1155 |
'style' => true |
| 1156 |
); |
| 1157 |
|
| 1158 |
$allowed_tags['script'] = array( |
| 1159 |
'class' => true, |
| 1160 |
'id' => true, |
| 1161 |
'type' => true, |
| 1162 |
'src' => true, |
| 1163 |
'style' => true |
| 1164 |
); |
| 1165 |
|
| 1166 |
$allowed_tags['table'] = array( |
| 1167 |
'class' => true, |
| 1168 |
'id' => true, |
| 1169 |
'type' => true, |
| 1170 |
'cellpadding' => true, |
| 1171 |
'cellspacing' => true, |
| 1172 |
'border' => true, |
| 1173 |
'style' => true |
| 1174 |
); |
| 1175 |
|
| 1176 |
$allowed_tags['canvas'] = array( |
| 1177 |
'class' => true, |
| 1178 |
'id' => true, |
| 1179 |
'style' => true |
| 1180 |
); |
| 1181 |
|
| 1182 |
echo wp_kses($html, $allowed_tags); |
| 1183 |
|
| 1184 |
add_filter('safe_style_css', function ($styles) { |
| 1185 |
$styles_wf = array( |
| 1186 |
'text-align', |
| 1187 |
'margin', |
| 1188 |
'color', |
| 1189 |
'float', |
| 1190 |
'border', |
| 1191 |
'background', |
| 1192 |
'background-color', |
| 1193 |
'border-bottom', |
| 1194 |
'border-bottom-color', |
| 1195 |
'border-bottom-style', |
| 1196 |
'border-bottom-width', |
| 1197 |
'border-collapse', |
| 1198 |
'border-color', |
| 1199 |
'border-left', |
| 1200 |
'border-left-color', |
| 1201 |
'border-left-style', |
| 1202 |
'border-left-width', |
| 1203 |
'border-right', |
| 1204 |
'border-right-color', |
| 1205 |
'border-right-style', |
| 1206 |
'border-right-width', |
| 1207 |
'border-spacing', |
| 1208 |
'border-style', |
| 1209 |
'border-top', |
| 1210 |
'border-top-color', |
| 1211 |
'border-top-style', |
| 1212 |
'border-top-width', |
| 1213 |
'border-width', |
| 1214 |
'caption-side', |
| 1215 |
'clear', |
| 1216 |
'cursor', |
| 1217 |
'direction', |
| 1218 |
'font', |
| 1219 |
'font-family', |
| 1220 |
'font-size', |
| 1221 |
'font-style', |
| 1222 |
'font-variant', |
| 1223 |
'font-weight', |
| 1224 |
'height', |
| 1225 |
'letter-spacing', |
| 1226 |
'line-height', |
| 1227 |
'margin-bottom', |
| 1228 |
'margin-left', |
| 1229 |
'margin-right', |
| 1230 |
'margin-top', |
| 1231 |
'overflow', |
| 1232 |
'padding', |
| 1233 |
'padding-bottom', |
| 1234 |
'padding-left', |
| 1235 |
'padding-right', |
| 1236 |
'padding-top', |
| 1237 |
'text-decoration', |
| 1238 |
'text-indent', |
| 1239 |
'vertical-align', |
| 1240 |
'width' |
| 1241 |
); |
| 1242 |
|
| 1243 |
foreach ($styles_wf as $style_wf) { |
| 1244 |
if (($key = array_search($style_wf, $styles)) !== false) { |
| 1245 |
unset($styles[$key]); |
| 1246 |
} |
| 1247 |
} |
| 1248 |
return $styles; |
| 1249 |
}); |
| 1250 |
} // is_plugin_installed |
| 1251 |
} // WP_Captcha_Code |
| 1252 |
|
| 1253 |
add_action('init', array('WP_Captcha_Code', 'init')); |
| 1254 |
|
| 1255 |
|
