function spamshield_check_new_user($errors = NULL, $user_login = NULL, $user_email = NULL)
{
/* Error checking for new user registration */
if (spamshield_is_woocom_enabled()) {
/* Check if we're on a WooCommerce Checkout Page */
if (isset($_GET['action']) && $_GET['action'] == 'woocommerce_checkout') {
return $errors;
}
$ecom_urls = array('/checkout/');
foreach ($ecom_urls as $k => $u) {
if (strpos($_SERVER['REQUEST_URI'], $u) !== FALSE) {
return $errors;
}
}
} elseif (spamshield_is_ecom_enabled()) {
/* Check if we're on another e-commerce Checkout or Shopping Cart Page */
$ecom_urls = array('/checkout/', '/store/', '/shop/', '/cart/');
foreach ($ecom_urls as $k => $u) {
if (strpos($_SERVER['REQUEST_URI'], $u) !== FALSE) {
return $errors;
}
}
}
$spamshield_options = get_option('spamshield_options');
/* Check if registration spam shield is disabled - Added in 1.6.9 */
if (!empty($spamshield_options['registration_shield_disable'])) {
return $errors;
}
$reg_filter_status = $wpss_error_code = $log_pref = '';
$reg_jsck_error = $reg_badrobot_error = $buddypress_status = $wc_status = $s2member_status = $wpmembers_status = FALSE;
$ns_val = 'NS3';
$pref = 'R-';
$errors_3p = array();
/* Error array for 3rd party plugins that don't follow WordPress standards for registration processing: BuddyPress, ... */
$error_txt = spamshield_error_txt();
if (empty($user_login) && isset($_POST['signup_username'])) {
$user_login = spamshield_casetrans('lower', trim(wp_unslash($_POST['signup_username'])));
$buddypress_status = TRUE;
$log_pref = 'bp-';
}
if (empty($user_email) && isset($_POST['signup_email'])) {
$user_email = spamshield_casetrans('lower', trim(wp_unslash($_POST['signup_email'])));
$buddypress_status = TRUE;
$log_pref = 'bp-';
}
global $wpss_wc_reg_inprog;
if (!empty($wpss_wc_reg_inprog)) {
$wc_status = TRUE;
$log_pref = 'wc-';
}
if (defined('WS_PLUGIN__S2MEMBER_VERSION')) {
$s2member_status = TRUE;
$log_pref = 's2-';
}
if (defined('WPMEM_VERSION')) {
$wpmembers_status = TRUE;
$log_pref = 'wpm-';
}
if (TRUE == $wc_status) {
$user_login = '';
if (empty($user_login) && isset($_POST['username'])) {
$user_login = spamshield_casetrans('lower', trim(wp_unslash($_POST['username'])));
}
if (empty($user_email) && isset($_POST['email'])) {
$user_email = spamshield_casetrans('lower', trim(wp_unslash($_POST['email'])));
}
}
$new_fields = array('first_name' => __('First Name', WPSS_PLUGIN_NAME), 'last_name' => __('Last Name', WPSS_PLUGIN_NAME), 'disp_name' => __('Display Name', WPSS_PLUGIN_NAME));
$user_data = array();
foreach ($new_fields as $k => $v) {
if (isset($_POST[$k])) {
$user_data[$k] = trim(wp_unslash($_POST[$k]));
} else {
$user_data[$k] = '';
}
}
if (FALSE == $buddypress_status && FALSE == $wc_status && FALSE == $s2member_status) {
/* Check New Fields for Blanks */
foreach ($new_fields as $k => $v) {
$k_uc = spamshield_casetrans('upper', $k);
if (empty($_POST[$k])) {
$errors->add('empty_' . $k, '<strong>' . $error_txt . ':</strong> ' . sprintf(__('Please enter your %s', WPSS_PLUGIN_NAME) . '.', $v));
$wpss_error_code .= ' R-BLANK-' . $k_uc;
}
}
}
/* BAD ROBOT TEST - BEGIN */
$bad_robot_filter_data = spamshield_bad_robot_blacklist_chk('register', $reg_filter_status, '', '', $user_data['disp_name'], $user_email);
$reg_filter_status = $bad_robot_filter_data['status'];
$bad_robot_blacklisted = $bad_robot_filter_data['blacklisted'];
if (!empty($bad_robot_blacklisted)) {
$wpss_error_code .= $bad_robot_filter_data['error_code'];
$reg_badrobot_error = TRUE;
}
/* BAD ROBOT TEST - END */
/* BAD ROBOTS */
if ($reg_badrobot_error != FALSE) {
$err_cod = 'badrobot_error';
$err_msg = __('User registration is currently not allowed.');
if (TRUE == $buddypress_status) {
$errors_3p[$err_cod] = $err_msg;
} else {
$errors->add($err_cod, '<strong>' . $error_txt . ':</strong> ' . $err_msg);
}
}
/* JS/COOKIES CHECK */
$wpss_ck_key_bypass = $wpss_js_key_bypass = FALSE;
$wpss_key_values = spamshield_get_key_values();
extract($wpss_key_values);
$wpss_jsck_cookie_val = !empty($_COOKIE[$wpss_ck_key]) ? $_COOKIE[$wpss_ck_key] : '';
$wpss_jsck_field_val = !empty($_POST[$wpss_js_key]) ? $_POST[$wpss_js_key] : '';
$wpss_jsck_jquery_val = !empty($_POST[$wpss_jq_key]) ? $_POST[$wpss_jq_key] : '';
if (TRUE == WPSS_COMPAT_MODE) {
/* 1.9.1 */
$wpss_ck_key_bypass = TRUE;
}
if (FALSE == $wpss_ck_key_bypass) {
/* 1.8.9 */
/* If jscripts.php is disabled, these would be skipped - Compatibility Mode */
if ($wpss_jsck_cookie_val != $wpss_ck_val) {
$wpss_error_code .= ' ' . $pref . 'COOKIE-3';
$reg_jsck_error = TRUE;
}
if ($wpss_jsck_jquery_val != $wpss_jq_val) {
$wpss_error_code .= ' ' . $pref . 'JQHFT-3';
$reg_jsck_error = TRUE;
}
}
if (FALSE == $wpss_js_key_bypass) {
if ($wpss_jsck_field_val != $wpss_js_val) {
$wpss_error_code .= ' ' . $pref . 'FVFJS-3';
$reg_jsck_error = TRUE;
}
}
$post_jsonst = !empty($_POST[WPSS_JSONST]) ? trim($_POST[WPSS_JSONST]) : '';
$post_jsonst_lc = spamshield_casetrans('lower', $post_jsonst);
if (FALSE == $buddypress_status) {
if ($post_jsonst_lc == 'ns1' || $post_jsonst_lc == 'ns2' || $post_jsonst_lc == 'ns3' || $post_jsonst_lc == 'ns4') {
$wpss_error_code .= ' ' . $pref . 'JSONST-1000-3';
$reg_jsck_error = TRUE;
}
}
if ($reg_jsck_error != FALSE && $reg_badrobot_error != TRUE) {
$err_cod = 'jsck_error';
$err_msg = __('JavaScript and Cookies are required in order to register. Please be sure JavaScript and Cookies are enabled in your browser, and reload the page.', WPSS_PLUGIN_NAME);
if (TRUE == $buddypress_status) {
$errors_3p[$err_cod] = $err_msg;
} else {
$errors->add($err_cod, '<strong>' . $error_txt . ':</strong> ' . $err_msg);
}
}
if (FALSE == $wc_status) {
/* EMAIL BLACKLIST */
if (spamshield_email_blacklist_chk($user_email)) {
$wpss_error_code .= ' ' . $pref . '9200E-BL';
if ($reg_badrobot_error != TRUE && $reg_jsck_error != TRUE) {
$err_cod = 'blacklist_email_error';
$err_msg = __('Sorry, that email address is not allowed!') . ' ' . __('Please enter a valid email address.');
if (TRUE == $buddypress_status) {
$errors_3p[$err_cod] = $err_msg;
} else {
$errors->add($err_cod, '<strong>' . $error_txt . ':</strong> ' . $err_msg);
}
}
}
}
if (FALSE == $buddypress_status && FALSE == $wc_status && FALSE == $s2member_status) {
/* AUTHOR KEYPHRASE BLACKLIST */
foreach ($user_data as $k => $v) {
$k_uc = spamshield_casetrans('upper', $k);
if (($k == 'user_login' || $k == 'first_name' || $k == 'last_name' || $k == 'disp_name') && spamshield_anchortxt_blacklist_chk($v)) {
$wpss_error_code .= ' ' . $pref . '10500A-BL-' . $k_uc;
if ($reg_badrobot_error != TRUE && $reg_jsck_error != TRUE) {
$nfk = $new_fields[$k];
$errors->add('blacklist_' . $k . '_error', '<strong>' . $error_txt . ':</strong> ' . sprintf(__('"%1$s" appears to be spam. Please enter a different value in the <strong> %2$s </strong> field.', WPSS_PLUGIN_NAME), sanitize_text_field($v), $nfk));
}
}
}
}
if (FALSE == $wc_status) {
/* BLACKLISTED USER */
if (empty($wpss_error_code) && spamshield_ubl_cache()) {
$wpss_error_code .= ' ' . $pref . '0-BL';
$err_cod = 'blacklisted_user_error';
$err_msg = __('User registration is currently not allowed.');
if (TRUE == $buddypress_status) {
$errors_3p[$err_cod] = $err_msg;
} else {
$errors->add($err_cod, '<strong>' . $error_txt . ':</strong> ' . $err_msg);
}
}
}
/* Done with Tests */
/* Now Log the Errors, if any */
$post_ref2xjs = !empty($_POST[WPSS_REF2XJS]) ? trim($_POST[WPSS_REF2XJS]) : '';
$post_ref2xjs_lc = spamshield_casetrans('lower', $post_ref2xjs);
if (!empty($post_ref2xjs)) {
$ref2xJS = spamshield_casetrans('lower', addslashes(urldecode($post_ref2xjs)));
$ref2xJS = str_replace('%3a', ':', $ref2xJS);
$ref2xJS = str_replace(' ', '+', $ref2xJS);
$wpss_javascript_page_referrer = esc_url_raw($ref2xJS);
} else {
$wpss_javascript_page_referrer = '[None]';
}
if ($post_jsonst_lc == 'ns1' || $post_jsonst_lc == 'ns2' || $post_jsonst_lc == 'ns3' || $post_jsonst_lc == 'ns4') {
$wpss_jsonst = $post_jsonst;
} else {
$wpss_jsonst = '[None]';
}
$user_id = 'None';
/* Possibly change to '' */
$register_author_data = array('display_name' => $user_data['disp_name'], 'user_firstname' => $user_data['first_name'], 'user_lastname' => $user_data['last_name'], 'user_email' => $user_email, 'user_login' => $user_login, 'ID' => $user_id, 'comment_author' => $user_data['disp_name'], 'comment_author_email' => $user_email, 'comment_author_url' => '', 'javascript_page_referrer' => $wpss_javascript_page_referrer, 'jsonst' => $wpss_jsonst);
if (empty($register_author_data['comment_author']) && !empty($user_login)) {
$register_author_data['comment_author'] = $user_login;
}
unset($wpss_javascript_page_referrer, $wpss_jsonst);
$wpss_error_code = trim($wpss_error_code);
if (!empty($wpss_error_code)) {
if (TRUE == $buddypress_status) {
$wpss_error_code = str_replace('R-', 'BPR-', $wpss_error_code);
} elseif (TRUE == $wc_status) {
$wpss_error_code = str_replace('R-', 'WCR-', $wpss_error_code);
} elseif (TRUE == $s2member_status) {
$wpss_error_code = str_replace('R-', 'S2R-', $wpss_error_code);
} elseif (TRUE == $wpmembers_status) {
$wpss_error_code = str_replace('R-', 'WPMR-', $wpss_error_code);
}
spamshield_update_accept_status($register_author_data, 'r', 'Line: ' . __LINE__, $wpss_error_code);
spamshield_increment_reg_count();
if (!empty($spamshield_options['comment_logging'])) {
spamshield_log_data($register_author_data, $wpss_error_code, $log_pref . 'register');
}
} elseif (TRUE == $buddypress_status) {
spamshield_update_accept_status($register_author_data, 'a', 'Line: ' . __LINE__);
if (!empty($spamshield_options['comment_logging']) && !empty($spamshield_options['comment_logging_all'])) {
spamshield_log_data($register_author_data, $wpss_error_code, $log_pref . 'register');
}
}
/* Now return the error values, or output error message */
if (TRUE == $wc_status) {
$wpss_wc_reg_inprog = FALSE;
}
if (!empty($wpss_error_code)) {
if (TRUE == $buddypress_status) {
$error_msg = '';
foreach ($errors_3p as $c => $m) {
$error_msg .= '<strong>' . $error_txt . ':</strong> ' . $m . '<br /><br />' . "\n";
}
$args = array('response' => '403');
wp_die($error_msg, '', $args);
}
} elseif (TRUE == $wc_status) {
spamshield_update_accept_status($register_author_data, 'a', 'Line: ' . __LINE__);
if (!empty($spamshield_options['comment_logging']) && !empty($spamshield_options['comment_logging_all'])) {
spamshield_log_data($register_author_data, $wpss_error_code, $log_pref . 'register');
}
}
return $errors;
}
function spamshield_check_new_user($errors, $user_login, $user_email)
{
/* Error checking for new user registration */
$spamshield_options = get_option('spamshield_options');
/* Check if registration spam shield is disabled - Added in 1.6.9 */
if (!empty($spamshield_options['registration_shield_disable'])) {
return $errors;
}
$reg_filter_status = $wpss_error_code = '';
$reg_jsck_error = $reg_badrobot_error = FALSE;
$ns_val = 'NS3';
$pref = 'R-';
$error_txt = spamshield_error_txt();
$new_fields = array('first_name' => __('First Name', WPSS_PLUGIN_NAME), 'last_name' => __('Last Name', WPSS_PLUGIN_NAME), 'disp_name' => __('Display Name', WPSS_PLUGIN_NAME));
$user_data = array();
foreach ($new_fields as $k => $v) {
if (isset($_POST[$k])) {
$user_data[$k] = trim(wp_unslash($_POST[$k]));
} else {
$user_data[$k] = '';
}
}
/* Check New Fields for Blanks */
foreach ($new_fields as $k => $v) {
$k_uc = spamshield_casetrans('upper', $k);
if (empty($_POST[$k])) {
$errors->add('empty_' . $k, '<strong>' . $error_txt . ':</strong> ' . sprintf(__('Please enter your %s', WPSS_PLUGIN_NAME) . '.', $v));
$wpss_error_code .= ' R-BLANK-' . $k_uc;
}
}
/* BAD ROBOT TEST - BEGIN */
$bad_robot_filter_data = spamshield_bad_robot_blacklist_chk('register', $reg_filter_status, '', '', $user_data['disp_name'], $user_email);
$reg_filter_status = $bad_robot_filter_data['status'];
$bad_robot_blacklisted = $bad_robot_filter_data['blacklisted'];
if (!empty($bad_robot_blacklisted)) {
$wpss_error_code .= $bad_robot_filter_data['error_code'];
$reg_badrobot_error = TRUE;
}
/* BAD ROBOT TEST - END */
/* BAD ROBOTS */
if ($reg_badrobot_error != FALSE) {
$errors->add('badrobot_error', '<strong>' . $error_txt . ':</strong> ' . __('User registration is currently not allowed.'));
}
/* JS/COOKIES CHECK */
$wpss_key_values = spamshield_get_key_values(TRUE);
$wpss_ck_key = $wpss_key_values['wpss_ck_key'];
$wpss_ck_val = $wpss_key_values['wpss_ck_val'];
$wpss_js_key = $wpss_key_values['wpss_js_key'];
$wpss_js_val = $wpss_key_values['wpss_js_val'];
/* No need to check cache status here since registration form isn't cached */
if (!empty($_COOKIE[$wpss_ck_key])) {
$wpss_jsck_cookie_val = $_COOKIE[$wpss_ck_key];
} else {
$wpss_jsck_cookie_val = '';
}
if (!empty($_POST[$wpss_js_key])) {
$wpss_jsck_field_val = $_POST[$wpss_js_key];
} else {
$wpss_jsck_field_val = '';
}
$wpss_ck_key_bypass = $wpss_js_key_bypass = FALSE;
//if ( TRUE == WPSS_EDGE && !empty( $spamshield_options['js_head_disable'] ) ) { /* EDGE - 1.8.4 */
if (!empty($spamshield_options['js_head_disable'])) {
/* 1.8.9 */
$wpss_ck_key_bypass = TRUE;
}
if (FALSE == $wpss_ck_key_bypass) {
/* 1.8.9 */
if ($wpss_jsck_cookie_val != $wpss_ck_val) {
$wpss_error_code .= ' ' . $pref . 'COOKIE-3';
$reg_jsck_error = TRUE;
}
}
if ($wpss_jsck_field_val != $wpss_js_val) {
$wpss_error_code .= ' ' . $pref . 'FVFJS-3';
$reg_jsck_error = TRUE;
}
if (!empty($_POST[WPSS_JSONST])) {
$post_jsonst = $_POST[WPSS_JSONST];
} else {
$post_jsonst = '';
}
if ($post_jsonst == $ns_val) {
$wpss_error_code .= ' ' . $pref . 'JSONST-1000-3';
$reg_jsck_error = TRUE;
}
if ($reg_jsck_error != FALSE && $reg_badrobot_error != TRUE) {
$errors->add('jsck_error', '<strong>' . $error_txt . ':</strong> ' . __('JavaScript and Cookies are required in order to register. Please be sure JavaScript and Cookies are enabled in your browser, and reload the page.', WPSS_PLUGIN_NAME));
}
/* EMAIL BLACKLIST */
if (spamshield_email_blacklist_chk($user_email)) {
$wpss_error_code .= ' ' . $pref . '9200E-BL';
if ($reg_badrobot_error != TRUE && $reg_jsck_error != TRUE) {
$errors->add('blacklist_email_error', '<strong>' . $error_txt . ':</strong> ' . __('Sorry, that email address is not allowed!') . ' ' . __('Please enter a valid email address.'));
}
}
/* AUTHOR KEYPHRASE BLACKLIST */
foreach ($user_data as $k => $v) {
$k_uc = spamshield_casetrans('upper', $k);
if (($k == 'user_login' || $k == 'first_name' || $k == 'last_name' || $k == 'disp_name') && spamshield_anchortxt_blacklist_chk($v)) {
$wpss_error_code .= ' ' . $pref . '10500A-BL-' . $k_uc;
if ($reg_badrobot_error != TRUE && $reg_jsck_error != TRUE) {
$nfk = $new_fields[$k];
$errors->add('blacklist_' . $k . '_error', '<strong>' . $error_txt . ':</strong> ' . sprintf(__('"%1$s" appears to be spam. Please enter a different value in the <strong> %2$s </strong> field.', WPSS_PLUGIN_NAME), sanitize_text_field($v), $nfk));
}
}
}
/* BLACKLISTED USER */
if (empty($wpss_error_code) && spamshield_ubl_cache()) {
$wpss_error_code .= ' ' . $pref . '0-BL';
$errors->add('blacklisted_user_error', '<strong>' . $error_txt . ':</strong> ' . __('User registration is currently not allowed.'));
}
/* Done with Tests */
/* Now Log the Errors, if any */
if (!empty($_POST[WPSS_REF2XJS])) {
$post_ref2xjs = $_POST[WPSS_REF2XJS];
} else {
$post_ref2xjs = '';
}
$post_ref2xjs = spamshield_casetrans('lower', $post_ref2xjs);
if (!empty($post_ref2xjs)) {
$ref2xJS = spamshield_casetrans('lower', addslashes(urldecode($post_ref2xjs)));
$ref2xJS = str_replace('%3a', ':', $ref2xJS);
$ref2xJS = str_replace(' ', '+', $ref2xJS);
$wpss_javascript_page_referrer = esc_url_raw($ref2xJS);
} else {
$wpss_javascript_page_referrer = '[None]';
}
if ($post_jsonst == 'NS3') {
$wpss_jsonst = $post_jsonst;
} else {
$wpss_jsonst = '[None]';
}
$user_id = 'None';
/* Possibly change to '' */
$register_author_data = array('display_name' => $user_data['disp_name'], 'user_firstname' => $user_data['first_name'], 'user_lastname' => $user_data['last_name'], 'user_email' => $user_email, 'user_login' => $user_login, 'ID' => $user_id, 'comment_author' => $user_data['disp_name'], 'comment_author_email' => $user_email, 'comment_author_url' => '', 'javascript_page_referrer' => $wpss_javascript_page_referrer, 'jsonst' => $wpss_jsonst);
if (empty($register_author_data['comment_author']) && !empty($user_login)) {
$register_author_data['comment_author'] = $user_login;
}
unset($wpss_javascript_page_referrer, $wpss_jsonst);
$wpss_error_code = trim($wpss_error_code);
if (!empty($wpss_error_code)) {
spamshield_update_accept_status($register_author_data, 'r', 'Line: ' . __LINE__);
spamshield_increment_reg_count();
if (!empty($spamshield_options['comment_logging'])) {
spamshield_log_data($register_author_data, $wpss_error_code, 'register');
}
}
/* Now return the error values */
return $errors;
}