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-rw-r--r--program/lib/Roundcube/rcube_imap.php5
-rw-r--r--program/lib/Roundcube/rcube_imap_cache.php29
2 files changed, 24 insertions, 10 deletions
diff --git a/program/lib/Roundcube/rcube_imap.php b/program/lib/Roundcube/rcube_imap.php
index 689a6266d..aa074233f 100644
--- a/program/lib/Roundcube/rcube_imap.php
+++ b/program/lib/Roundcube/rcube_imap.php
@@ -3785,9 +3785,10 @@ class rcube_imap extends rcube_storage
if ($this->messages_caching && !$this->mcache) {
$rcube = rcube::get_instance();
if (($dbh = $rcube->get_dbh()) && ($userid = $rcube->get_user_id())) {
- $ttl = $rcube->config->get('messages_cache_ttl', '10d');
+ $ttl = $rcube->config->get('messages_cache_ttl', '10d');
+ $threshold = $rcube->config->get('messages_cache_threshold', 50);
$this->mcache = new rcube_imap_cache(
- $dbh, $this, $userid, $this->options['skip_deleted'], $ttl);
+ $dbh, $this, $userid, $this->options['skip_deleted'], $ttl, $threshold);
}
}
diff --git a/program/lib/Roundcube/rcube_imap_cache.php b/program/lib/Roundcube/rcube_imap_cache.php
index 33e45c365..d72bfe0ab 100644
--- a/program/lib/Roundcube/rcube_imap_cache.php
+++ b/program/lib/Roundcube/rcube_imap_cache.php
@@ -56,6 +56,13 @@ class rcube_imap_cache
private $ttl;
/**
+ * Maximum cached message size
+ *
+ * @var int
+ */
+ private $threshold;
+
+ /**
* Internal (in-memory) cache
*
* @var array
@@ -96,9 +103,9 @@ class rcube_imap_cache
* @param int $userid User identifier
* @param bool $skip_deleted skip_deleted flag
* @param string $ttl Expiration time of memcache/apc items
- *
+ * @param int $threshold Maximum cached message size
*/
- function __construct($db, $imap, $userid, $skip_deleted, $ttl=0)
+ function __construct($db, $imap, $userid, $skip_deleted, $ttl=0, $threshold=0)
{
// convert ttl string to seconds
$ttl = get_offset_sec($ttl);
@@ -109,6 +116,7 @@ class rcube_imap_cache
$this->userid = $userid;
$this->skip_deleted = $skip_deleted;
$this->ttl = $ttl;
+ $this->threshold = $threshold;
}
@@ -1174,11 +1182,16 @@ class rcube_imap_cache
*
* @param rcube_message_header|rcube_message_part
*/
- private function message_object_prepare(&$msg)
+ private function message_object_prepare(&$msg, &$size = 0)
{
- // Remove body too big (>25kB)
- if ($msg->body && strlen($msg->body) > 25 * 1024) {
- unset($msg->body);
+ // Remove body too big
+ if ($msg->body && ($length = strlen($msg->body))) {
+ $size += $length;
+
+ if ($size > $this->threshold * 1024) {
+ $size -= $length;
+ unset($msg->body);
+ }
}
// Fix mimetype which might be broken by some code when message is displayed
@@ -1192,13 +1205,13 @@ class rcube_imap_cache
if (is_array($msg->structure->parts)) {
foreach ($msg->structure->parts as $part) {
- $this->message_object_prepare($part);
+ $this->message_object_prepare($part, $size);
}
}
if (is_array($msg->parts)) {
foreach ($msg->parts as $part) {
- $this->message_object_prepare($part);
+ $this->message_object_prepare($part, $size);
}
}
}