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<?php
/*
Empty Trash - A Plugin for SqurrelMail
Version: 1.4
Version Date: 12-Mar-2005
Authors: Derek Battams <derek@battams.ca>
Paul Lesneiwski <pdontthink@angrynerds.com>
Please see the README file for further information
*/
// Increment a counter each time a user signs into SM
function incCounter_do()
{
global $data_dir, $username;
$logins = getPref($data_dir, $username, 'logins');
setPref($data_dir, $username, 'logins', ++$logins);
setPref($data_dir, $username, 'doEmpty', 1);
}
// Delete a user's trash folder. Use JavaScript to redirect a user to the SM
// empty_trash script, which does the dirty work for us.
function delTrash()
{
echo "<script language=\"javaScript\">\n";
echo "window.location=\"empty_trash.php\"\n";
echo "</script>\n";
}
// Decide if it's time to delete the user's trash folder and if it is then do
// it! In this version of the plugin, a user's trash folder is deleted under
// any of the following circumstances:
//
function do_delete_do()
{
global $data_dir, $username;
include_once(SM_PATH . 'plugins/empty_trash/config.php');
$trash_folder = getPref($data_dir, $username, 'trash_folder');
if($trash_folder == '' || $trash_folder == 'none')
return;
$now = time();
$lastDel = getPref($data_dir, $username, 'lastDel');
if($lastDel == '')
$lastDel = $now;
$sec_in_a_day = 60*60*24;
$diff = $now - $lastDel;
for ($daysDiff = 0; $diff >= $sec_in_a_day; $diff -= $sec_in_a_day)
$daysDiff++;
$doEmpty = getPref($data_dir, $username, 'doEmpty');
$logins = getPref($data_dir, $username, 'logins');
global $loginLimit, $dayLimit;
$overLoginLimit = ($loginLimit > 0 && ($logins % $loginLimit) === 0);
$overDayLimit = ($dayLimit > 0 && $daysDiff > $dayLimit);
if($doEmpty && ($overLoginLimit || $overDayLimit))
{
setPref($data_dir, $username, 'doEmpty', 0);
$lastDel = time();
setPref($data_dir, $username, 'lastDel', $lastDel);
delTrash();
}
}
?>
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