if (cmtx_setting('security_key') != $_POST['cmtx_security_key']) {
//security key incorrect
cmtx_ban(CMTX_BAN_REASON_INCORRECT_SECURITY_KEY);
//ban user for incorrect security key
}
}
/* Resubmit Key */
if (!isset($_POST['cmtx_resubmit_key'])) {
//no resubmit key submitted
cmtx_ban(CMTX_BAN_REASON_NO_RESUBMIT_KEY);
//ban user for no resubmit key
} else {
//if resubmit key submitted
if (!ctype_alnum($_POST['cmtx_resubmit_key']) || cmtx_strlen($_POST['cmtx_resubmit_key']) != 20) {
//if resubmit key invalid
cmtx_ban(CMTX_BAN_REASON_INVALID_RESUBMIT_KEY);
//ban user for invalid resubmit key
}
}
/* Check Honeypot */
if (cmtx_setting('check_honeypot')) {
//if honeypot-check enabled
if (!isset($_POST['cmtx_honeypot'])) {
//if honeypot not submitted
cmtx_error(CMTX_ERROR_MESSAGE_MISSING_DATA);
//reject user for no honeypot
} else {
//if honeypot submitted
if (!empty($_POST['cmtx_honeypot'])) {
//if honeypot has a value
cmtx_error(CMTX_ERROR_MESSAGE_HONEYPOT);
function cmtx_comment_check_capitals($comment)
{
//checks comment for too many capital letters
if (cmtx_is_encoding_iso($comment)) {
//if encoding is ISO-8859-1
$comment = preg_replace('/[^a-z]/i', '', $comment);
//remove non-letters
$number_of_letters = cmtx_strlen($comment);
//number of letters
$number_of_capitals = cmtx_strlen(preg_replace('/[^A-Z]/', '', $comment));
//number of capitals
if ($number_of_letters != 0 && $number_of_letters > 3 && $number_of_capitals != 0) {
//if check is appropriate
$percentage_of_capitals = $number_of_capitals / $number_of_letters * 100;
//percentage of capitals
if ($percentage_of_capitals >= cmtx_setting('check_capitals_percentage')) {
//if too many capitals
if (cmtx_setting('check_capitals_action') == 'approve') {
//if entering too many capitals should require approval
cmtx_approve(CMTX_APPROVE_REASON_CAPITALS);
//approve user for too many capitals
} else {
if (cmtx_setting('check_capitals_action') == 'reject') {
//if entering too many capitals should be rejected
cmtx_error(CMTX_ERROR_MESSAGE_CAPITALS);
//reject user for too many capitals
} else {
if (cmtx_setting('check_capitals_action') == 'ban') {
//if entering too many capitals should result in a ban
cmtx_ban(CMTX_BAN_REASON_CAPITALS);
//ban user for too many capitals
}
}
}
}
//end of if-too-many-capitals
}
}
}
