Optimize fetchPartBody() for huge results w/o formatting and decoding

roundcube · May 8, 2023 · 3648caa · 3648caa
1 parent a20445f
commit 3648caa
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/program/lib/Roundcube/rcube_imap_generic.php b/program/lib/Roundcube/rcube_imap_generic.php
@@ -2961,6 +2961,10 @@ public function handlePartBody($mailbox, $id, $is_uid = false, $part = '', $enco
                 if (!$bytes) {
                     $result = '';
                 }
+                // An optimal path for a case when we need the body as-is in a string
+                else if (!$mode && !$file && !$print && !$formatted) {
+                    $result = $this->readBytes($bytes);
+                }
                 else while ($bytes > 0) {
                     $line = $this->readBytes($bytes > $chunkSize ? $chunkSize : $bytes);