use cached fave stream to save DB hits for faves
darcs-hash:20081122163347-84dde-abb0dfc800f65f50951c5517af3bfda48013c6ed.gz
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@ -273,6 +273,28 @@ class User extends Memcached_DataObject
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}
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function hasFave($notice) {
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$cache = common_memcache();
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# XXX: Kind of a hack.
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if ($cache) {
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# This is the stream of favorite notices, in rev chron
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# order. This forces it into cache.
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$faves = $this->favoriteNotices(0, NOTICE_CACHE_WINDOW);
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while ($faves->fetch()) {
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if ($faves->id > $notice->id) {
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# If we passed it, it's not a fave
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return false;
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} else if ($faves->id == $notice->id) {
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# If it matches a cached notice, then it's a fave
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return true;
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}
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}
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# If it's past the end of the cache window,
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# fall through to the default
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}
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$fave = Fave::pkeyGet(array('user_id' => $this->id,
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'notice_id' => $notice->id));
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return ((is_null($fave)) ? false : true);
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