mirror of
https://github.com/superseriousbusiness/gotosocial.git
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* update typeconverter to use state structure * deinterface the typeutils.TypeConverter -> typeutils.Converter * finish copying over old type converter code comments * fix cherry-pick merge issues, fix tests pointing to old typeutils interface type still
210 lines
7.4 KiB
Go
210 lines
7.4 KiB
Go
// GoToSocial
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// Copyright (C) GoToSocial Authors admin@gotosocial.org
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// SPDX-License-Identifier: AGPL-3.0-or-later
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//
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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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//
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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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//
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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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package account
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import (
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"context"
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"errors"
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"fmt"
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"github.com/superseriousbusiness/gotosocial/internal/ap"
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apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
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"github.com/superseriousbusiness/gotosocial/internal/db"
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"github.com/superseriousbusiness/gotosocial/internal/gtserror"
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"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
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"github.com/superseriousbusiness/gotosocial/internal/id"
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"github.com/superseriousbusiness/gotosocial/internal/log"
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"github.com/superseriousbusiness/gotosocial/internal/messages"
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"github.com/superseriousbusiness/gotosocial/internal/paging"
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"github.com/superseriousbusiness/gotosocial/internal/uris"
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"github.com/superseriousbusiness/gotosocial/internal/util"
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)
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// BlockCreate handles the creation of a block from requestingAccount to targetAccountID, either remote or local.
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func (p *Processor) BlockCreate(ctx context.Context, requestingAccount *gtsmodel.Account, targetAccountID string) (*apimodel.Relationship, gtserror.WithCode) {
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targetAccount, existingBlock, errWithCode := p.getBlockTarget(ctx, requestingAccount, targetAccountID)
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if errWithCode != nil {
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return nil, errWithCode
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}
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if existingBlock != nil {
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// Block already exists, nothing to do.
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return p.RelationshipGet(ctx, requestingAccount, targetAccountID)
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}
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// Create and store a new block.
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blockID := id.NewULID()
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blockURI := uris.GenerateURIForBlock(requestingAccount.Username, blockID)
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block := >smodel.Block{
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ID: blockID,
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URI: blockURI,
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AccountID: requestingAccount.ID,
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Account: requestingAccount,
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TargetAccountID: targetAccountID,
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TargetAccount: targetAccount,
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}
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if err := p.state.DB.PutBlock(ctx, block); err != nil {
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err = fmt.Errorf("BlockCreate: error creating block in db: %w", err)
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return nil, gtserror.NewErrorInternalError(err)
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}
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// Ensure each account unfollows the other.
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// We only care about processing unfollow side
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// effects from requesting account -> target
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// account, since requesting account is ours,
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// and target account might not be.
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msgs, err := p.unfollow(ctx, requestingAccount, targetAccount)
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if err != nil {
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err = fmt.Errorf("BlockCreate: error unfollowing: %w", err)
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return nil, gtserror.NewErrorInternalError(err)
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}
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// Ensure unfollowed in other direction;
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// ignore/don't process returned messages.
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if _, err := p.unfollow(ctx, targetAccount, requestingAccount); err != nil {
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err = fmt.Errorf("BlockCreate: error unfollowing: %w", err)
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return nil, gtserror.NewErrorInternalError(err)
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}
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// Process block side effects (federation etc).
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msgs = append(msgs, messages.FromClientAPI{
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APObjectType: ap.ActivityBlock,
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APActivityType: ap.ActivityCreate,
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GTSModel: block,
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OriginAccount: requestingAccount,
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TargetAccount: targetAccount,
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})
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// Batch queue accreted client api messages.
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p.state.Workers.EnqueueClientAPI(ctx, msgs...)
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return p.RelationshipGet(ctx, requestingAccount, targetAccountID)
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}
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// BlockRemove handles the removal of a block from requestingAccount to targetAccountID, either remote or local.
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func (p *Processor) BlockRemove(ctx context.Context, requestingAccount *gtsmodel.Account, targetAccountID string) (*apimodel.Relationship, gtserror.WithCode) {
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targetAccount, existingBlock, errWithCode := p.getBlockTarget(ctx, requestingAccount, targetAccountID)
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if errWithCode != nil {
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return nil, errWithCode
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}
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if existingBlock == nil {
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// Already not blocked, nothing to do.
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return p.RelationshipGet(ctx, requestingAccount, targetAccountID)
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}
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// We got a block, remove it from the db.
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if err := p.state.DB.DeleteBlockByID(ctx, existingBlock.ID); err != nil {
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err := fmt.Errorf("BlockRemove: error removing block from db: %w", err)
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return nil, gtserror.NewErrorInternalError(err)
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}
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// Populate account fields for convenience.
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existingBlock.Account = requestingAccount
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existingBlock.TargetAccount = targetAccount
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// Process block removal side effects (federation etc).
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p.state.Workers.EnqueueClientAPI(ctx, messages.FromClientAPI{
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APObjectType: ap.ActivityBlock,
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APActivityType: ap.ActivityUndo,
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GTSModel: existingBlock,
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OriginAccount: requestingAccount,
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TargetAccount: targetAccount,
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})
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return p.RelationshipGet(ctx, requestingAccount, targetAccountID)
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}
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// BlocksGet ...
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func (p *Processor) BlocksGet(
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ctx context.Context,
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requestingAccount *gtsmodel.Account,
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page *paging.Page,
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) (*apimodel.PageableResponse, gtserror.WithCode) {
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blocks, err := p.state.DB.GetAccountBlocks(ctx,
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requestingAccount.ID,
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page,
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)
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if err != nil && !errors.Is(err, db.ErrNoEntries) {
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return nil, gtserror.NewErrorInternalError(err)
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}
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// Check for empty response.
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count := len(blocks)
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if len(blocks) == 0 {
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return util.EmptyPageableResponse(), nil
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}
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items := make([]interface{}, 0, count)
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for _, block := range blocks {
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// Convert target account to frontend API model. (target will never be nil)
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account, err := p.converter.AccountToAPIAccountBlocked(ctx, block.TargetAccount)
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if err != nil {
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log.Errorf(ctx, "error converting account to public api account: %v", err)
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continue
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}
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// Append target to return items.
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items = append(items, account)
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}
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// Get the lowest and highest
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// ID values, used for paging.
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lo := blocks[count-1].ID
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hi := blocks[0].ID
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return paging.PackageResponse(paging.ResponseParams{
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Items: items,
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Path: "/api/v1/blocks",
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Next: page.Next(lo, hi),
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Prev: page.Prev(lo, hi),
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}), nil
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}
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func (p *Processor) getBlockTarget(ctx context.Context, requestingAccount *gtsmodel.Account, targetAccountID string) (*gtsmodel.Account, *gtsmodel.Block, gtserror.WithCode) {
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// Account should not block or unblock itself.
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if requestingAccount.ID == targetAccountID {
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err := fmt.Errorf("getBlockTarget: account %s cannot block or unblock itself", requestingAccount.ID)
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return nil, nil, gtserror.NewErrorNotAcceptable(err, err.Error())
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}
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// Ensure target account retrievable.
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targetAccount, err := p.state.DB.GetAccountByID(ctx, targetAccountID)
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if err != nil {
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if !errors.Is(err, db.ErrNoEntries) {
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// Real db error.
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err = fmt.Errorf("getBlockTarget: db error looking for target account %s: %w", targetAccountID, err)
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return nil, nil, gtserror.NewErrorInternalError(err)
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}
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// Account not found.
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err = fmt.Errorf("getBlockTarget: target account %s not found in the db", targetAccountID)
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return nil, nil, gtserror.NewErrorNotFound(err, err.Error())
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}
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// Check if currently blocked.
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block, err := p.state.DB.GetBlock(ctx, requestingAccount.ID, targetAccountID)
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if err != nil && !errors.Is(err, db.ErrNoEntries) {
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err = fmt.Errorf("getBlockTarget: db error checking existing block: %w", err)
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return nil, nil, gtserror.NewErrorInternalError(err)
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}
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return targetAccount, block, nil
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}
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