quota: Fixed "count" backend to ignore storages that have quota disabled.

For example virtual mailboxes shouldn't be counted in quota.

diff --git a/src/plugins/quota/quota-count.c b/src/plugins/quota/quota-count.c
index 34962f83faee791799fc9c446c3755a6383627f6..a7a402bddfaae1d7175696afb20a88101586b4f2 100644 (file)
--- a/src/plugins/quota/quota-count.c
+++ b/src/plugins/quota/quota-count.c
@@ -34,10 +34,12 @@ quota_count_mailbox(struct quota_root *root, struct mail_namespace *ns,
        }
 
        box = mailbox_alloc(ns->list, vname, MAILBOX_FLAG_READONLY);
-       if (mailbox_get_metadata(box, root->quota->set->vsizes ?
-                                MAILBOX_METADATA_VIRTUAL_SIZE :
-                                MAILBOX_METADATA_PHYSICAL_SIZE,
-                                &metadata) < 0 ||
+       if ((box->storage->class_flags & MAIL_STORAGE_CLASS_FLAG_NOQUOTA) != 0) {
+               /* quota doesn't exist for this mailbox/storage */
+       } else if (mailbox_get_metadata(box, root->quota->set->vsizes ?
+                                       MAILBOX_METADATA_VIRTUAL_SIZE :
+                                       MAILBOX_METADATA_PHYSICAL_SIZE,
+                                       &metadata) < 0 ||
            mailbox_get_status(box, STATUS_MESSAGES, &status) < 0) {
                errstr = mailbox_get_last_error(box, &error);
                if (error == MAIL_ERROR_TEMP) {