function antispam_check_spam($arg = array())
{
$options_key = 'plugin_antispam';
$options = mso_get_option($options_key, 'plugins', array());
// все опции
if (!isset($options['antispam_on'])) {
$options['antispam_on'] = false;
}
// включен ли антиспам
if (!$options['antispam_on']) {
return;
}
if (!isset($options['logging'])) {
$options['logging'] = false;
}
// разрешено ли логирование?
if (!isset($options['moderation_links'])) {
$options['moderation_links'] = true;
}
// модерировать все ссылки
if (!isset($options['logging_file'])) {
$options['logging_file'] = '';
}
// разрешено ли логирование?
if (!isset($options['black_ip'])) {
$options['black_ip'] = '';
}
// черный список IP
if (!isset($options['black_words'])) {
$options['black_words'] = '';
}
// черный список слов
if (!isset($options['moderation_words'])) {
$options['moderation_words'] = '';
}
// список слов модерации
$black_ip = explode("\n", trim($options['black_ip']));
if (in_array($arg['comments_author_ip'], $black_ip)) {
if ($options['logging']) {
antispam_log($options['logging_file'], 'BLACK_IP: ' . $arg['comments_author_ip'] . NR . 'PAGE_ID: ' . $arg['comments_page_id'] . NR . 'DATE: ' . $arg['comments_date'] . NR . 'CONTENT: ' . NR . $arg['comments_content']);
}
return array('check_spam' => true, 'message' => t('Для вашего IP комментирование запрещено!'));
}
$black_words = explode("\n", trim($options['black_words']));
foreach ($black_words as $word) {
if ($word and mb_stristr($arg['comments_content'], $word, false, 'UTF-8') or $word and $arg['comments_author'] and mb_stristr($arg['comments_author'], $word, false, 'UTF-8')) {
if ($options['logging']) {
antispam_log($options['logging_file'], 'BLACK WORD: ' . $word . NR . 'IP: ' . $arg['comments_author_ip'] . NR . 'PAGE_ID: ' . $arg['comments_page_id'] . NR . 'DATE: ' . $arg['comments_date'] . NR . 'CONTENT: ' . NR . $arg['comments_content']);
}
return array('check_spam' => true, 'message' => t('Вы используете запрещенные слова!'));
}
}
if ($options['moderation_links']) {
// Если в комментарии хоть одна ссылка - сразу на модерацию
$check_a = strpos($arg['comments_content'], '<a') === false ? false : true;
if ($check_a) {
return array('moderation' => 1);
}
// отправим на модерацию
}
$moderation_words = explode("\n", trim($options['moderation_words']));
foreach ($moderation_words as $word) {
if ($word and mb_stristr($arg['comments_content'], $word, false, 'UTF-8')) {
return array('moderation' => 1);
}
}
}
function antispam_check_comment($commentdata)
{
global $antispam_settings;
$rn = "\r\n";
// .chr(13).chr(10)
extract($commentdata);
$antispam_pre_error_message = '<p><strong><a href="javascript:window.history.back()">Go back</a></strong> and try again.</p>';
$antispam_error_message = '';
if ($antispam_settings['send_spam_comment_to_admin'] || $antispam_settings['log_spam_comment']) {
// if sending email to admin is enabled or loging
$post = get_post($comment->comment_post_ID);
$antispam_message_spam_info = 'Spam for post: "' . $post->post_title . '"' . $rn;
$antispam_message_spam_info .= get_permalink($comment->comment_post_ID) . $rn . $rn;
$antispam_message_spam_info .= 'IP: ' . $_SERVER['REMOTE_ADDR'] . $rn;
$antispam_message_spam_info .= 'User agent: ' . $_SERVER['HTTP_USER_AGENT'] . $rn;
$antispam_message_spam_info .= 'Referer: ' . $_SERVER['HTTP_REFERER'] . $rn . $rn;
$antispam_message_spam_info .= 'Comment data:' . $rn;
// lets see what comment data spammers try to submit
foreach ($commentdata as $key => $value) {
$antispam_message_spam_info .= '$commentdata[' . $key . '] = ' . $value . $rn;
}
$antispam_message_spam_info .= $rn . $rn;
$antispam_message_spam_info .= 'Post vars:' . $rn;
// lets see what post vars spammers try to submit
foreach ($_POST as $key => $value) {
$antispam_message_spam_info .= '$_POST[' . $key . '] = ' . $value . $rn;
}
$antispam_message_spam_info .= $rn . $rn;
$antispam_message_spam_info .= 'Cookie vars:' . $rn;
// lets see what cookie vars spammers try to submit
foreach ($_COOKIE as $key => $value) {
$antispam_message_spam_info .= '$_COOKIE[' . $key . '] = ' . $value . $rn;
}
$antispam_message_spam_info .= $rn . $rn;
$antispam_message_append = '-----------------------------' . $rn;
$antispam_message_append .= 'This is spam comment rejected by Anti-spam plugin - wordpress.org/plugins/anti-spam/' . $rn;
$antispam_message_append .= 'You may edit "anti-spam.php" file and disable this notification.' . $rn;
$antispam_message_append .= 'You should find "$antispam_send_spam_comment_to_admin" and make it equal to "false".' . $rn;
}
if (!is_user_logged_in() && $comment_type != 'pingback' && $comment_type != 'trackback') {
// logged in user is not a spammer
$spam_flag = false;
if (trim($_POST['antspm-q']) != date('Y')) {
// year-answer is wrong - it is spam
if (trim($_POST['antspm-d']) != date('Y')) {
// extra js-only check: there is no js added input - it is spam
$spam_flag = true;
if (empty($_POST['antspm-q'])) {
// empty answer - it is spam
$antispam_error_message .= 'Error: empty answer. [' . esc_attr($_POST['antspm-q']) . ']<br> ' . $rn;
} else {
$antispam_error_message .= 'Error: answer is wrong. [' . esc_attr($_POST['antspm-q']) . ']<br> ' . $rn;
}
}
}
if (!empty($_POST['antspm-e-email-url-website'])) {
// trap field is not empty - it is spam
$spam_flag = true;
$antispam_error_message .= 'Error: field should be empty. [' . esc_attr($_POST['antspm-e-email-url-website']) . ']<br> ' . $rn;
}
if ($spam_flag) {
// it is spam
$antispam_error_message .= '<strong>Comment was blocked because it is spam.</strong><br> ';
if ($antispam_settings['send_spam_comment_to_admin']) {
$antispam_subject = 'Spam comment on site [' . get_bloginfo('name') . ']';
// email subject
$antispam_message = '';
$antispam_message .= $antispam_error_message . $rn . $rn;
$antispam_message .= $antispam_message_spam_info;
// spam comment, post, cookie and other data
$antispam_message .= $antispam_message_append;
@wp_mail($antispam_settings['admin_email'], $antispam_subject, $antispam_message);
// send spam comment to admin email
}
if ($antispam_settings['log_spam_comment']) {
$antispam_message = $rn . $rn . '========== ========== ==========' . $rn . $rn;
$antispam_message .= $antispam_error_message . $rn . $rn;
$antispam_message .= $antispam_message_spam_info;
// spam comment, post, cookie and other data
antispam_log($antispam_message);
}
antispam_counter_stats();
wp_die($antispam_pre_error_message . $antispam_error_message);
// die - do not send comment and show errors
}
}
if (!$antispam_settings['allow_trackbacks']) {
// if trackbacks are blocked (pingbacks are alowed)
if ($comment_type == 'trackback') {
// if trackbacks ( || $comment_type == 'pingback')
$antispam_error_message .= 'Error: trackbacks are disabled.<br> ';
if ($antispam_settings['send_spam_comment_to_admin']) {
// if sending email to admin is enabled
$antispam_subject = 'Spam trackback on site [' . get_bloginfo('name') . ']';
// email subject
$antispam_message = '';
$antispam_message .= $antispam_error_message . $rn . $rn;
$antispam_message .= $antispam_message_spam_info;
// spam comment, post, cookie and other data
$antispam_message .= $antispam_message_append;
@wp_mail($antispam_settings['admin_email'], $antispam_subject, $antispam_message);
// send trackback comment to admin email
}
antispam_counter_stats();
wp_die($antispam_pre_error_message . $antispam_error_message);
// die - do not send trackback
}
}
return $commentdata;
// if comment does not looks like spam
}