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/*
GoToSocial
Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
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 trans
import (
"context"
"errors"
"fmt"
"os"
"github.com/superseriousbusiness/gotosocial/internal/db"
)
func (e *exporter) ExportMinimal(ctx context.Context, path string) error {
if path == "" {
return errors.New("ExportMinimal: path empty")
}
file, err := os.Create(path)
if err != nil {
return fmt.Errorf("ExportMinimal: couldn't export to %s: %s", path, err)
}
// export all local accounts we have in the database
localAccounts, err := e.exportAccounts(ctx, []db.Where{{Key: "domain", Value: nil}}, file)
if err != nil {
return fmt.Errorf("ExportMinimal: error exporting accounts: %s", err)
}
// export all blocks that relate to local accounts
blocks, err := e.exportBlocks(ctx, localAccounts, file)
if err != nil {
return fmt.Errorf("ExportMinimal: error exporting blocks: %s", err)
}
// for each block, make sure we've written out the account owning it, or targeted by it --
// this might include non-local accounts, but we need these so we don't lose anything
for _, b := range blocks {
_, alreadyWritten := e.writtenIDs[b.AccountID]
if !alreadyWritten {
_, err := e.exportAccounts(ctx, []db.Where{{Key: "id", Value: b.AccountID}}, file)
if err != nil {
return fmt.Errorf("ExportMinimal: error exporting block owner account: %s", err)
}
}
_, alreadyWritten = e.writtenIDs[b.TargetAccountID]
if !alreadyWritten {
_, err := e.exportAccounts(ctx, []db.Where{{Key: "id", Value: b.TargetAccountID}}, file)
if err != nil {
return fmt.Errorf("ExportMinimal: error exporting block target account: %s", err)
}
}
}
// export all follows that relate to local accounts
follows, err := e.exportFollows(ctx, localAccounts, file)
if err != nil {
return fmt.Errorf("ExportMinimal: error exporting follows: %s", err)
}
// for each follow, make sure we've written out the account owning it, or targeted by it --
// this might include non-local accounts, but we need these so we don't lose anything
for _, follow := range follows {
_, alreadyWritten := e.writtenIDs[follow.AccountID]
if !alreadyWritten {
_, err := e.exportAccounts(ctx, []db.Where{{Key: "id", Value: follow.AccountID}}, file)
if err != nil {
return fmt.Errorf("ExportMinimal: error exporting follow owner account: %s", err)
}
}
_, alreadyWritten = e.writtenIDs[follow.TargetAccountID]
if !alreadyWritten {
_, err := e.exportAccounts(ctx, []db.Where{{Key: "id", Value: follow.TargetAccountID}}, file)
if err != nil {
return fmt.Errorf("ExportMinimal: error exporting follow target account: %s", err)
}
}
}
// export all follow requests that relate to local accounts
followRequests, err := e.exportFollowRequests(ctx, localAccounts, file)
if err != nil {
return fmt.Errorf("ExportMinimal: error exporting follow requests: %s", err)
}
// for each follow request, make sure we've written out the account owning it, or targeted by it --
// this might include non-local accounts, but we need these so we don't lose anything
for _, fr := range followRequests {
_, alreadyWritten := e.writtenIDs[fr.AccountID]
if !alreadyWritten {
_, err := e.exportAccounts(ctx, []db.Where{{Key: "id", Value: fr.AccountID}}, file)
if err != nil {
return fmt.Errorf("ExportMinimal: error exporting follow request owner account: %s", err)
}
}
_, alreadyWritten = e.writtenIDs[fr.TargetAccountID]
if !alreadyWritten {
_, err := e.exportAccounts(ctx, []db.Where{{Key: "id", Value: fr.TargetAccountID}}, file)
if err != nil {
return fmt.Errorf("ExportMinimal: error exporting follow request target account: %s", err)
}
}
}
// export all domain blocks
if _, err := e.exportDomainBlocks(ctx, file); err != nil {
return fmt.Errorf("ExportMinimal: error exporting domain blocks: %s", err)
}
// export all users
if _, err := e.exportUsers(ctx, file); err != nil {
return fmt.Errorf("ExportMinimal: error exporting users: %s", err)
}
// export all instances
if _, err := e.exportInstances(ctx, file); err != nil {
return fmt.Errorf("ExportMinimal: error exporting instances: %s", err)
}
// export all SUSPENDED accounts to make sure the suspension sticks across db migration etc
whereSuspended := []db.Where{{
Key: "suspended_at",
Not: true,
Value: nil,
}}
if _, err := e.exportAccounts(ctx, whereSuspended, file); err != nil {
return fmt.Errorf("ExportMinimal: error exporting suspended accounts: %s", err)
}
return neatClose(file)
}
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