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fix: invalidate cached SEARCH results on message deletion/move #52

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Merged
ralflang merged 1 commit into from
Aug 29, 2026
Merged

fix: invalidate cached SEARCH results on message deletion/move #52

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18 changes: 18 additions & 0 deletions lib/Horde/Imap/Client/Base.php
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Original file line number Diff line number Diff line change
Expand Up @@ -3889,6 +3889,24 @@ protected function _deleteMsgs(
$mbox_ob->setStatus(Horde_Imap_Client::STATUS_SYNCVANISHED, $ids_ob->ids);
$mbox_ob->map->remove($ids);

/* The message set in this mailbox just changed (message(s)
* expunged/moved out). Any cached SEARCH results for this
* mailbox may now reference vanished UIDs, so they can no
* longer be trusted even if the tracked sync token has not
* (yet) advanced. Only touch the cache if a SEARCH was
* actually cached for this mailbox. */
$search_md = $this->_cache->getMetaData(
$mailbox,
null,
[self::CACHE_SEARCHID]
);
if (isset($search_md[self::CACHE_SEARCHID])) {
$this->_cache->setMetaData($mailbox, null, [
self::CACHE_SEARCH => [],
self::CACHE_SEARCHID => null,
]);
}

return $ids_ob;
}

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