Fix multiple entries in external share

lib/Db/TimelineQueryDay.php

@@ -51,6 +51,11 @@ trait TimelineQueryDay {
         // Add favorite field
         $this->addFavoriteTag($query, $user);
 
+        // Get distinct fileids only
+        // This is required when browsing a folder in external storage
+        // since the same file can be present for multiple users
+        $query->groupBy('m.fileid');
+
         // Group and sort by date taken
         $query->orderBy('m.datetaken', 'DESC');
         return $query;

lib/Db/TimelineQueryDays.php

@@ -29,7 +29,8 @@ trait TimelineQueryDays {
         $whereFilecache
     ) {
         // Get all entries also present in filecache
-        $query->select('m.dayid', $query->func()->count('m.fileid', 'count'))
+        $count = $query->func()->count($query->createFunction('DISTINCT m.fileid'), 'count');
+        $query->select('m.dayid', $count)
             ->from('memories', 'm')
             ->innerJoin('m', 'filecache', 'f',
                 $query->expr()->andX(