Set TTL for attachments stored in sql database

plugins/redundant_attachments/config.inc.php.dist

@@ -6,8 +6,8 @@
 // to use memcache as a fallback when write-master is unavailable.
 $rcmail_config['redundant_attachments_memcache'] = false;
 
-// When memcache is used, attachment data expires after
+// Attachment data expires after specied TTL time in seconds (max.2592000).
-// specied TTL time in seconds (max.2592000). Default is 12 hours.
+// Default is 12 hours.
-$rcmail_config['redundant_attachments_memcache_ttl'] = 12 * 60 * 60;
+$rcmail_config['redundant_attachments_cache_ttl'] = 12 * 60 * 60;
 
 ?>

plugins/redundant_attachments/redundant_attachments.php

@@ -68,13 +68,14 @@ class redundant_attachments extends filesystem_attachments
         // load configuration
         $this->load_config();
 
+        $ttl = 12 * 60 * 60; // 12 hours
+        $ttl = $rcmail->config->get('redundant_attachments_cache_ttl', $ttl);
+
         // Init SQL cache (disable cache data serialization)
-        $this->cache = $rcmail->get_cache($this->prefix, 'db', 0, false);
+        $this->cache = $rcmail->get_cache($this->prefix, 'db', $ttl, false);
 
         // Init memcache (fallback) cache
         if ($rcmail->config->get('redundant_attachments_memcache')) {
-            $ttl = 12 * 60 * 60; // 12 hours
-            $ttl = (int) $rcmail->config->get('redundant_attachments_memcache_ttl', $ttl);
             $this->mem_cache = $rcmail->get_cache($this->prefix, 'memcache', $ttl, false);
         }
 

program/lib/Roundcube/rcube_config.php

@@ -44,6 +44,7 @@ class rcube_config
         'refresh_interval'     => 'keep_alive',
         'min_refresh_interval' => 'min_keep_alive',
         'messages_cache_ttl'   => 'message_cache_lifetime',
+        'redundant_attachments_cache_ttl' => 'redundant_attachments_memcache_ttl',
     );