diff options
Diffstat (limited to 'internal/timeline/prepare.go')
| -rw-r--r-- | internal/timeline/prepare.go | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/internal/timeline/prepare.go b/internal/timeline/prepare.go deleted file mode 100644 index ec595ce42..000000000 --- a/internal/timeline/prepare.go +++ /dev/null @@ -1,146 +0,0 @@ -// GoToSocial -// Copyright (C) GoToSocial Authors admin@gotosocial.org -// SPDX-License-Identifier: AGPL-3.0-or-later -// -// This program is free software: you can redistribute it and/or modify -// it under the terms of the GNU Affero General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU Affero General Public License for more details. -// -// You should have received a copy of the GNU Affero General Public License -// along with this program. If not, see <http://www.gnu.org/licenses/>. - -package timeline - -import ( - "container/list" - "context" - "errors" - - "codeberg.org/gruf/go-kv" - "github.com/superseriousbusiness/gotosocial/internal/db" - statusfilter "github.com/superseriousbusiness/gotosocial/internal/filter/status" - "github.com/superseriousbusiness/gotosocial/internal/gtserror" - "github.com/superseriousbusiness/gotosocial/internal/log" -) - -func (t *timeline) prepareXBetweenIDs(ctx context.Context, amount int, behindID string, beforeID string, frontToBack bool) error { - l := log. - WithContext(ctx). - WithFields(kv.Fields{ - {"amount", amount}, - {"behindID", behindID}, - {"beforeID", beforeID}, - {"frontToBack", frontToBack}, - }...) - l.Trace("entering prepareXBetweenIDs") - - if beforeID >= behindID { - // This is an impossible situation, we - // can't prepare anything between these. - return nil - } - - if err := t.indexXBetweenIDs(ctx, amount, behindID, beforeID, frontToBack); err != nil { - // An error here doesn't necessarily mean we - // can't prepare anything, so log + keep going. - l.Debugf("error calling prepareXBetweenIDs: %s", err) - } - - t.Lock() - defer t.Unlock() - - // Try to prepare everything between (and including) the two points. - var ( - toPrepare = make(map[*list.Element]*indexedItemsEntry) - foundToPrepare int - ) - - if frontToBack { - // Paging forwards / down. - for e := t.items.data.Front(); e != nil; e = e.Next() { - entry := e.Value.(*indexedItemsEntry) - - if entry.itemID > behindID { - l.Trace("item is too new, continuing") - continue - } - - if entry.itemID < beforeID { - // We've gone beyond the bounds of - // items we're interested in; stop. - l.Trace("reached older items, breaking") - break - } - - // Only prepare entry if it's not - // already prepared, save db calls. - if entry.prepared == nil { - toPrepare[e] = entry - } - - foundToPrepare++ - if foundToPrepare >= amount { - break - } - } - } else { - // Paging backwards / up. - for e := t.items.data.Back(); e != nil; e = e.Prev() { - entry := e.Value.(*indexedItemsEntry) - - if entry.itemID < beforeID { - l.Trace("item is too old, continuing") - continue - } - - if entry.itemID > behindID { - // We've gone beyond the bounds of - // items we're interested in; stop. - l.Trace("reached newer items, breaking") - break - } - - if entry.prepared == nil { - toPrepare[e] = entry - } - - // Only prepare entry if it's not - // already prepared, save db calls. - foundToPrepare++ - if foundToPrepare >= amount { - break - } - } - } - - for e, entry := range toPrepare { - prepared, err := t.prepareFunction(ctx, t.timelineID, entry.itemID) - if err != nil { - if errors.Is(err, statusfilter.ErrHideStatus) { - // This item has been filtered out by the requesting user's filters. - // Remove it and skip past it. - t.items.data.Remove(e) - continue - } - if errors.Is(err, db.ErrNoEntries) { - // ErrNoEntries means something has been deleted, - // so we'll likely not be able to ever prepare this. - // This means we can remove it and skip past it. - l.Debugf("db.ErrNoEntries while trying to prepare %s; will remove from timeline", entry.itemID) - t.items.data.Remove(e) - continue - } - // We've got a proper db error. - return gtserror.Newf("db error while trying to prepare %s: %w", entry.itemID, err) - } - entry.prepared = prepared - } - - return nil -} |