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-rw-r--r--program/include/rcube_imap_generic.php5
1 files changed, 5 insertions, 0 deletions
diff --git a/program/include/rcube_imap_generic.php b/program/include/rcube_imap_generic.php
index 94211210d..e390b2448 100644
--- a/program/include/rcube_imap_generic.php
+++ b/program/include/rcube_imap_generic.php
@@ -1557,6 +1557,11 @@ class rcube_imap_generic
}
if (!$this->select($mailbox)) {
+ }
+
+ // RFC 5957: SORT=DISPLAY
+ if (($field == 'FROM' || $field == 'TO') && $this->getCapability('SORT=DISPLAY')) {
+ $field = 'DISPLAY' . $field;
return null;
}