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-rw-r--r--internal/db/bundb/filter.go339
1 files changed, 339 insertions, 0 deletions
diff --git a/internal/db/bundb/filter.go b/internal/db/bundb/filter.go
new file mode 100644
index 000000000..bcd572f34
--- /dev/null
+++ b/internal/db/bundb/filter.go
@@ -0,0 +1,339 @@
+// 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 bundb
+
+import (
+ "context"
+ "slices"
+ "time"
+
+ "github.com/superseriousbusiness/gotosocial/internal/gtscontext"
+ "github.com/superseriousbusiness/gotosocial/internal/gtserror"
+ "github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
+ "github.com/superseriousbusiness/gotosocial/internal/state"
+ "github.com/superseriousbusiness/gotosocial/internal/util"
+ "github.com/uptrace/bun"
+)
+
+type filterDB struct {
+ db *bun.DB
+ state *state.State
+}
+
+func (f *filterDB) GetFilterByID(ctx context.Context, id string) (*gtsmodel.Filter, error) {
+ filter, err := f.state.Caches.GTS.Filter.LoadOne(
+ "ID",
+ func() (*gtsmodel.Filter, error) {
+ var filter gtsmodel.Filter
+ err := f.db.
+ NewSelect().
+ Model(&filter).
+ Where("? = ?", bun.Ident("id"), id).
+ Scan(ctx)
+ return &filter, err
+ },
+ id,
+ )
+ if err != nil {
+ // already processed
+ return nil, err
+ }
+
+ if !gtscontext.Barebones(ctx) {
+ if err := f.populateFilter(ctx, filter); err != nil {
+ return nil, err
+ }
+ }
+
+ return filter, nil
+}
+
+func (f *filterDB) GetFiltersForAccountID(ctx context.Context, accountID string) ([]*gtsmodel.Filter, error) {
+ // Fetch IDs of all filters owned by this account.
+ var filterIDs []string
+ if err := f.db.
+ NewSelect().
+ Model((*gtsmodel.Filter)(nil)).
+ Column("id").
+ Where("? = ?", bun.Ident("account_id"), accountID).
+ Scan(ctx, &filterIDs); err != nil {
+ return nil, err
+ }
+ if len(filterIDs) == 0 {
+ return nil, nil
+ }
+
+ // Get each filter by ID from the cache or DB.
+ uncachedFilterIDs := make([]string, 0, len(filterIDs))
+ filters, err := f.state.Caches.GTS.Filter.Load(
+ "ID",
+ func(load func(keyParts ...any) bool) {
+ for _, id := range filterIDs {
+ if !load(id) {
+ uncachedFilterIDs = append(uncachedFilterIDs, id)
+ }
+ }
+ },
+ func() ([]*gtsmodel.Filter, error) {
+ uncachedFilters := make([]*gtsmodel.Filter, 0, len(uncachedFilterIDs))
+ if err := f.db.
+ NewSelect().
+ Model(&uncachedFilters).
+ Where("? IN (?)", bun.Ident("id"), bun.In(uncachedFilterIDs)).
+ Scan(ctx); err != nil {
+ return nil, err
+ }
+ return uncachedFilters, nil
+ },
+ )
+ if err != nil {
+ return nil, err
+ }
+
+ // Put the filter structs in the same order as the filter IDs.
+ util.OrderBy(filters, filterIDs, func(filter *gtsmodel.Filter) string { return filter.ID })
+
+ if gtscontext.Barebones(ctx) {
+ return filters, nil
+ }
+
+ // Populate the filters. Remove any that we can't populate from the return slice.
+ errs := gtserror.NewMultiError(len(filters))
+ filters = slices.DeleteFunc(filters, func(filter *gtsmodel.Filter) bool {
+ if err := f.populateFilter(ctx, filter); err != nil {
+ errs.Appendf("error populating filter %s: %w", filter.ID, err)
+ return true
+ }
+ return false
+ })
+
+ return filters, errs.Combine()
+}
+
+func (f *filterDB) populateFilter(ctx context.Context, filter *gtsmodel.Filter) error {
+ var err error
+ errs := gtserror.NewMultiError(2)
+
+ if filter.Keywords == nil {
+ // Filter keywords are not set, fetch from the database.
+ filter.Keywords, err = f.state.DB.GetFilterKeywordsForFilterID(
+ gtscontext.SetBarebones(ctx),
+ filter.ID,
+ )
+ if err != nil {
+ errs.Appendf("error populating filter keywords: %w", err)
+ }
+ for i := range filter.Keywords {
+ filter.Keywords[i].Filter = filter
+ }
+ }
+
+ if filter.Statuses == nil {
+ // Filter statuses are not set, fetch from the database.
+ filter.Statuses, err = f.state.DB.GetFilterStatusesForFilterID(
+ gtscontext.SetBarebones(ctx),
+ filter.ID,
+ )
+ if err != nil {
+ errs.Appendf("error populating filter statuses: %w", err)
+ }
+ for i := range filter.Statuses {
+ filter.Statuses[i].Filter = filter
+ }
+ }
+
+ return errs.Combine()
+}
+
+func (f *filterDB) PutFilter(ctx context.Context, filter *gtsmodel.Filter) error {
+ // Update database.
+ if err := f.db.RunInTx(ctx, nil, func(ctx context.Context, tx bun.Tx) error {
+ if _, err := tx.
+ NewInsert().
+ Model(filter).
+ Exec(ctx); err != nil {
+ return err
+ }
+
+ if len(filter.Keywords) > 0 {
+ if _, err := tx.
+ NewInsert().
+ Model(&filter.Keywords).
+ Exec(ctx); err != nil {
+ return err
+ }
+ }
+
+ if len(filter.Statuses) > 0 {
+ if _, err := tx.
+ NewInsert().
+ Model(&filter.Statuses).
+ Exec(ctx); err != nil {
+ return err
+ }
+ }
+
+ return nil
+ }); err != nil {
+ return err
+ }
+
+ // Update cache.
+ f.state.Caches.GTS.Filter.Put(filter)
+ f.state.Caches.GTS.FilterKeyword.Put(filter.Keywords...)
+ f.state.Caches.GTS.FilterStatus.Put(filter.Statuses...)
+
+ return nil
+}
+
+func (f *filterDB) UpdateFilter(
+ ctx context.Context,
+ filter *gtsmodel.Filter,
+ filterColumns []string,
+ filterKeywordColumns []string,
+ deleteFilterKeywordIDs []string,
+ deleteFilterStatusIDs []string,
+) error {
+ updatedAt := time.Now()
+ filter.UpdatedAt = updatedAt
+ for _, filterKeyword := range filter.Keywords {
+ filterKeyword.UpdatedAt = updatedAt
+ }
+ for _, filterStatus := range filter.Statuses {
+ filterStatus.UpdatedAt = updatedAt
+ }
+
+ // If we're updating by column, ensure "updated_at" is included.
+ if len(filterColumns) > 0 {
+ filterColumns = append(filterColumns, "updated_at")
+ }
+ if len(filterKeywordColumns) > 0 {
+ filterKeywordColumns = append(filterKeywordColumns, "updated_at")
+ }
+
+ // Update database.
+ if err := f.db.RunInTx(ctx, nil, func(ctx context.Context, tx bun.Tx) error {
+ if _, err := tx.
+ NewUpdate().
+ Model(filter).
+ Column(filterColumns...).
+ Where("? = ?", bun.Ident("id"), filter.ID).
+ Exec(ctx); err != nil {
+ return err
+ }
+
+ if len(filter.Keywords) > 0 {
+ if _, err := NewUpsert(tx).
+ Model(&filter.Keywords).
+ Constraint("id").
+ Column(filterKeywordColumns...).
+ Exec(ctx); err != nil {
+ return err
+ }
+ }
+
+ if len(filter.Statuses) > 0 {
+ if _, err := tx.
+ NewInsert().
+ Ignore().
+ Model(&filter.Statuses).
+ Exec(ctx); err != nil {
+ return err
+ }
+ }
+
+ if len(deleteFilterKeywordIDs) > 0 {
+ if _, err := tx.
+ NewDelete().
+ Model((*gtsmodel.FilterKeyword)(nil)).
+ Where("? = (?)", bun.Ident("id"), bun.In(deleteFilterKeywordIDs)).
+ Exec(ctx); err != nil {
+ return err
+ }
+ }
+
+ if len(deleteFilterStatusIDs) > 0 {
+ if _, err := tx.
+ NewDelete().
+ Model((*gtsmodel.FilterStatus)(nil)).
+ Where("? = (?)", bun.Ident("id"), bun.In(deleteFilterStatusIDs)).
+ Exec(ctx); err != nil {
+ return err
+ }
+ }
+
+ return nil
+ }); err != nil {
+ return err
+ }
+
+ // Update cache.
+ f.state.Caches.GTS.Filter.Put(filter)
+ f.state.Caches.GTS.FilterKeyword.Put(filter.Keywords...)
+ f.state.Caches.GTS.FilterStatus.Put(filter.Statuses...)
+ // TODO: (Vyr) replace with cache multi-invalidate call
+ for _, id := range deleteFilterKeywordIDs {
+ f.state.Caches.GTS.FilterKeyword.Invalidate("ID", id)
+ }
+ for _, id := range deleteFilterStatusIDs {
+ f.state.Caches.GTS.FilterStatus.Invalidate("ID", id)
+ }
+
+ return nil
+}
+
+func (f *filterDB) DeleteFilterByID(ctx context.Context, id string) error {
+ if err := f.db.RunInTx(ctx, nil, func(ctx context.Context, tx bun.Tx) error {
+ // Delete all keywords attached to filter.
+ if _, err := tx.
+ NewDelete().
+ Model((*gtsmodel.FilterKeyword)(nil)).
+ Where("? = ?", bun.Ident("filter_id"), id).
+ Exec(ctx); err != nil {
+ return err
+ }
+
+ // Delete all statuses attached to filter.
+ if _, err := tx.
+ NewDelete().
+ Model((*gtsmodel.FilterStatus)(nil)).
+ Where("? = ?", bun.Ident("filter_id"), id).
+ Exec(ctx); err != nil {
+ return err
+ }
+
+ // Delete the filter itself.
+ _, err := tx.
+ NewDelete().
+ Model((*gtsmodel.Filter)(nil)).
+ Where("? = ?", bun.Ident("id"), id).
+ Exec(ctx)
+ return err
+ }); err != nil {
+ return err
+ }
+
+ // Invalidate this filter.
+ f.state.Caches.GTS.Filter.Invalidate("ID", id)
+
+ // Invalidate all keywords and statuses for this filter.
+ f.state.Caches.GTS.FilterKeyword.Invalidate("FilterID", id)
+ f.state.Caches.GTS.FilterStatus.Invalidate("FilterID", id)
+
+ return nil
+}
generated by cgit v1.2.3 (git 2.46.0) at 2025-07-25 05:21:18 +0000