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-rw-r--r--program/include/main.inc20
-rw-r--r--program/include/rcube_shared.inc33
-rw-r--r--program/include/session.inc4
3 files changed, 55 insertions, 2 deletions
diff --git a/program/include/main.inc b/program/include/main.inc
index 3c078364e..ac612cd06 100644
--- a/program/include/main.inc
+++ b/program/include/main.inc
@@ -697,6 +697,22 @@ function rcmail_clear_session_temp($sess_id)
}
+// remove all expired message cache records
+function rcmail_message_cache_gc()
+ {
+ global $DB, $CONFIG;
+
+ // no cache lifetime configured
+ if (empty($CONFIG['message_cache_lifetime']))
+ return;
+
+ // get target timestamp
+ $ts = get_offset_time($CONFIG['message_cache_lifetime'], -1);
+
+ $DB->query("DELETE FROM ".get_table_name('messages')."
+ WHERE created < ".$DB->fromunixtime($ts));
+ }
+
// convert a string from one charset to another
// this function is not complete and not tested well
@@ -709,7 +725,7 @@ function rcube_charset_convert($str, $from, $to=NULL)
return $str;
// convert charset using iconv module
- if (0 && function_exists('iconv') && $from!='UTF-7' && $to!='UTF-7') {
+ if (function_exists('iconv') && $from!='UTF-7' && $to!='UTF-7') {
return iconv($from, $to, $str);
}
@@ -1506,6 +1522,8 @@ function rcmail_charset_selector($attrib)
}
+/****** debugging function ********/
+
function rcube_timer()
{
list($usec, $sec) = explode(" ", microtime());
diff --git a/program/include/rcube_shared.inc b/program/include/rcube_shared.inc
index a36458b00..fb200de57 100644
--- a/program/include/rcube_shared.inc
+++ b/program/include/rcube_shared.inc
@@ -1353,4 +1353,37 @@ function clear_directory($dir_path)
}
+// create a unix timestamp with a specified offset from now
+function get_offset_time($offset_str, $factor=1)
+ {
+ if (preg_match('/^([0-9]+)\s*([smhdw])/i', $offset_str, $regs))
+ {
+ $amount = (int)$regs[1];
+ $unit = strtolower($regs[2]);
+ }
+ else
+ {
+ $amount = (int)$offset_str;
+ $unit = 's';
+ }
+
+ $ts = mktime();
+ switch ($unit)
+ {
+ case 'w':
+ $amount *= 7;
+ case 'd':
+ $amount *= 24;
+ case 'h':
+ $amount *= 60;
+ case 'h':
+ $amount *= 60;
+ case 's':
+ $ts += $amount * $factor;
+ }
+
+ return $ts;
+ }
+
+
?> \ No newline at end of file
diff --git a/program/include/session.inc b/program/include/session.inc
index f10a2b37e..dc362f8f9 100644
--- a/program/include/session.inc
+++ b/program/include/session.inc
@@ -106,7 +106,6 @@ function sess_destroy($key)
$key);
rcmail_clear_session_temp($key);
-
return TRUE;
}
@@ -142,6 +141,9 @@ function sess_gc($maxlifetime)
foreach ($a_exp_sessions as $key)
rcmail_clear_session_temp($key);
+ // also run message cache GC
+ rcmail_message_cache_gc();
+
return TRUE;
}