1 call to comment_validate_form()
- comment_reply in modules/
comment.module
File
- modules/
comment.module, line 433 - Enables users to comment on published content.
Code
function comment_validate_form($edit) {
global $user;
// Validate the comment's subject. If not specified, extract
// one from the comment's body.
if (trim($edit['subject']) == '') {
// The body may be in any format, so we:
// 1) Filter it into HTML
// 2) Strip out all HTML tags
// 3) Convert entities back to plain-text.
// Note: format is checked by check_output().
$edit['subject'] = truncate_utf8(decode_entities(strip_tags(check_output($edit['comment'], $edit['format'], TRUE))), 29, TRUE);
}
// Validate the comment's body.
if ($edit['comment'] == '') {
form_set_error('comment', t('The body of your comment is empty.'));
}
// Validate filter format
if (array_key_exists('format', $edit) && !filter_access($edit['format'])) {
form_set_error('format', t('The supplied input format is invalid.'));
}
// Check validity of name, mail and homepage (if given)
if (!$user->uid) {
if (variable_get('comment_anonymous', 0) > 0) {
if ($edit['name']) {
$taken = db_result(db_query("SELECT COUNT(uid) FROM {users} WHERE LOWER(name) = '%s'", $edit['name']), 0);
if ($taken != 0) {
form_set_error('name', t('The name you used belongs to a registered user.'));
}
}
else {
if (variable_get('comment_anonymous', 0) == 2) {
form_set_error('name', t('You have to leave your name.'));
}
}
if ($edit['mail']) {
if (!valid_email_address($edit['mail'])) {
form_set_error('mail', t('The e-mail address you specified is not valid.'));
}
}
else {
if (variable_get('comment_anonymous', 0) == 2) {
form_set_error('mail', t('You have to leave an e-mail address.'));
}
}
if ($edit['homepage']) {
if (!valid_url($edit['homepage'], TRUE)) {
form_set_error('homepage', t('The URL of your homepage is not valid. Remember that it must be fully qualified, i.e. of the form <code>http://example.com/directory</code>.'));
}
}
}
}
return $edit;
}