/**
* Reset the spam log.
*/
function reset_spamlog()
{
// check against unauthorised direct access.
check_csrf();
PageHeader(lang('adminbar', 'viewspamlog_title'), 1);
PageAnkeiler(lang('userbar', 'admin') . ' » ' . lang('adminbar', 'viewspamlog_title'));
set_spamlog();
echo "<p>" . lang('spam', 'reset_log_done') . "<p>\n";
PageFooter();
}
/**
* Display 'spamlog' page.
*/
function pageSpamlog()
{
global $PIVOTX;
// check if the user has the required userlevel to view this page.
$PIVOTX['session']->minLevel(PIVOTX_UL_NORMAL);
$PIVOTX['template']->assign('title', __('Spam Log'));
$PIVOTX['template']->assign('heading', __('View and Reset the Spam Log.'));
$form = getResetSpamLogForm();
$result = $form->validate();
if ($result != FORM_NOTPOSTED) {
set_spamlog();
$PIVOTX['messages']->addMessage(__("Spam log reset."));
}
$spamlog = get_spamlog();
$PIVOTX['template']->assign('html', $spamlog);
$PIVOTX['template']->assign('form', $form->fetch());
renderTemplate('generic.tpl');
}
/**
* This function trims the spamlog file down, if needed.
*
* The spam logfile can easily become very large.. So large that it can't be
* read by common PHP installs without going over the amount of allocated
* memory. This function checks the filesize, and trims the file if it
* becomes to large.
*
* It trims off about 1/3 of the entire file. This is to prevent that it has to
* be trimmed too often, since that would be very server-unfriendly.
*
* @return void
*/
function trim_spamlog()
{
global $spamkiller_log;
// If it exists, and is larger than ~ 1mb, we will have to remove it,
// because trying to read it, may cause a Fatal error..
if (file_exists($spamkiller_log) && filesize($spamkiller_log) > 1000000) {
unlink($spamkiller_log);
}
// If it exists, and is larger than ~ 250kb.
if (file_exists($spamkiller_log) && filesize($spamkiller_log) > 250000) {
// Read the file.
$logfile = file($spamkiller_log);
// Slice off 1/3 of the file.
$lines = count($logfile);
$logfile = array_slice($logfile, intval($lines / 3));
// Save it again.
set_spamlog(implode("", $logfile));
}
}
