forked from mirrors/gotosocial
93 lines
2.7 KiB
Go
93 lines
2.7 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package pg
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import (
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"container/list"
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"errors"
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"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
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)
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func (ps *postgresService) StatusParents(status *gtsmodel.Status) ([]*gtsmodel.Status, error) {
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parents := []*gtsmodel.Status{}
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ps.statusParent(status, &parents)
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return parents, nil
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}
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func (ps *postgresService) statusParent(status *gtsmodel.Status, foundStatuses *[]*gtsmodel.Status) {
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if status.InReplyToID == "" {
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return
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}
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parentStatus := >smodel.Status{}
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if err := ps.conn.Model(parentStatus).Where("id = ?", status.InReplyToID).Select(); err == nil {
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*foundStatuses = append(*foundStatuses, parentStatus)
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}
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ps.statusParent(parentStatus, foundStatuses)
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}
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func (ps *postgresService) StatusChildren(status *gtsmodel.Status) ([]*gtsmodel.Status, error) {
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foundStatuses := &list.List{}
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foundStatuses.PushFront(status)
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ps.statusChildren(status, foundStatuses)
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children := []*gtsmodel.Status{}
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for e := foundStatuses.Front(); e != nil; e = e.Next() {
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entry, ok := e.Value.(*gtsmodel.Status)
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if !ok {
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panic(errors.New("entry in foundStatuses was not a *gtsmodel.Status"))
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}
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// only append children, not the overall parent status
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if entry.ID != status.ID {
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children = append(children, entry)
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}
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}
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return children, nil
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}
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func (ps *postgresService) statusChildren(status *gtsmodel.Status, foundStatuses *list.List) {
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immediateChildren := []*gtsmodel.Status{}
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err := ps.conn.Model(&immediateChildren).Where("in_reply_to_id = ?", status.ID).Select()
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if err != nil {
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return
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}
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for _, child := range immediateChildren {
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insertLoop:
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for e := foundStatuses.Front(); e != nil; e = e.Next() {
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entry, ok := e.Value.(*gtsmodel.Status)
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if !ok {
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panic(errors.New("entry in foundStatuses was not a *gtsmodel.Status"))
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}
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if child.InReplyToAccountID != "" && entry.ID == child.InReplyToID {
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foundStatuses.InsertAfter(child, e)
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break insertLoop
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}
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}
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ps.statusChildren(child, foundStatuses)
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}
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}
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