mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-12-05 06:30:41 +01:00
3cceed11b2
* [feature/performance] Store account stats in separate table, get stats from remote * test account stats * add some missing increment / decrement calls * change stats function signatures * rejig logging a bit * use lock when updating stats
360 lines
12 KiB
Go
360 lines
12 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 fedi
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import (
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"context"
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"errors"
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"net/http"
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"net/url"
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"github.com/superseriousbusiness/activity/streams/vocab"
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"github.com/superseriousbusiness/gotosocial/internal/ap"
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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/log"
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"github.com/superseriousbusiness/gotosocial/internal/paging"
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)
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// InboxPost handles POST requests to a user's inbox for new activitypub messages.
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//
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// InboxPost returns true if the request was handled as an ActivityPub POST to an actor's inbox.
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// If false, the request was not an ActivityPub request and may still be handled by the caller in another way, such as serving a web page.
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//
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// If the error is nil, then the ResponseWriter's headers and response has already been written. If a non-nil error is returned, then no response has been written.
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//
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// If the Actor was constructed with the Federated Protocol enabled, side effects will occur.
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//
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// If the Federated Protocol is not enabled, writes the http.StatusMethodNotAllowed status code in the response. No side effects occur.
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func (p *Processor) InboxPost(ctx context.Context, w http.ResponseWriter, r *http.Request) (bool, error) {
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return p.federator.FederatingActor().PostInbox(ctx, w, r)
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}
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// OutboxGet returns the activitypub representation of a local user's outbox.
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// This contains links to PUBLIC posts made by this user.
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func (p *Processor) OutboxGet(
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ctx context.Context,
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requestedUser string,
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page bool,
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maxID string,
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minID string,
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) (interface{}, gtserror.WithCode) {
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// Authenticate the incoming request, getting related user accounts.
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_, receiver, errWithCode := p.authenticate(ctx, requestedUser)
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if errWithCode != nil {
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return nil, errWithCode
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}
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var data map[string]interface{}
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// There are two scenarios:
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// 1. we're asked for the whole collection and not a page -- we can just return the collection, with no items, but a link to 'first' page.
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// 2. we're asked for a specific page; this can be either the first page or any other page
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if !page {
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/*
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scenario 1: return the collection with no items
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we want something that looks like this:
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{
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"@context": "https://www.w3.org/ns/activitystreams",
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"id": "https://example.org/users/whatever/outbox",
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"type": "OrderedCollection",
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"first": "https://example.org/users/whatever/outbox?page=true",
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"last": "https://example.org/users/whatever/outbox?min_id=0&page=true"
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}
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*/
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collection, err := p.converter.OutboxToASCollection(ctx, receiver.OutboxURI)
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if err != nil {
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return nil, gtserror.NewErrorInternalError(err)
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}
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data, err = ap.Serialize(collection)
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if err != nil {
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return nil, gtserror.NewErrorInternalError(err)
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}
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return data, nil
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}
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// scenario 2 -- get the requested page
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// limit pages to 30 entries per page
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publicStatuses, err := p.state.DB.GetAccountStatuses(ctx, receiver.ID, 30, true, true, maxID, minID, false, true)
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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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outboxPage, err := p.converter.StatusesToASOutboxPage(ctx, receiver.OutboxURI, maxID, minID, publicStatuses)
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if err != nil {
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return nil, gtserror.NewErrorInternalError(err)
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}
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data, err = ap.Serialize(outboxPage)
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if err != nil {
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return nil, gtserror.NewErrorInternalError(err)
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}
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return data, nil
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}
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// FollowersGet handles the getting of a fedi/activitypub representation of a user/account's followers, performing appropriate
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// authentication before returning a JSON serializable interface to the caller.
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func (p *Processor) FollowersGet(ctx context.Context, requestedUser string, page *paging.Page) (interface{}, gtserror.WithCode) {
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// Authenticate the incoming request, getting related user accounts.
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_, receiver, errWithCode := p.authenticate(ctx, requestedUser)
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if errWithCode != nil {
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return nil, errWithCode
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}
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// Parse the collection ID object from account's followers URI.
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collectionID, err := url.Parse(receiver.FollowersURI)
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if err != nil {
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err := gtserror.Newf("error parsing account followers uri %s: %w", receiver.FollowersURI, err)
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return nil, gtserror.NewErrorInternalError(err)
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}
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// Ensure we have stats for this account.
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if receiver.Stats == nil {
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if err := p.state.DB.PopulateAccountStats(ctx, receiver); err != nil {
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err := gtserror.Newf("error getting stats for account %s: %w", receiver.ID, err)
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return nil, gtserror.NewErrorInternalError(err)
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}
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}
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var obj vocab.Type
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// Start the AS collection params.
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var params ap.CollectionParams
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params.ID = collectionID
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params.Total = *receiver.Stats.FollowersCount
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switch {
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case receiver.IsInstance() ||
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*receiver.Settings.HideCollections:
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// Instance account (can't follow/be followed),
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// or an account that hides followers/following.
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// Respect this by just returning totalItems.
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obj = ap.NewASOrderedCollection(params)
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case page == nil:
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// i.e. paging disabled, return collection
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// that links to first page (i.e. path below).
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params.First = new(paging.Page)
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params.Query = make(url.Values, 1)
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params.Query.Set("limit", "40") // enables paging
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obj = ap.NewASOrderedCollection(params)
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default:
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// i.e. paging enabled
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// Get the request page of full follower objects with attached accounts.
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followers, err := p.state.DB.GetAccountFollowers(ctx, receiver.ID, page)
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if err != nil {
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err := gtserror.Newf("error getting followers: %w", err)
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return nil, gtserror.NewErrorInternalError(err)
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}
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// page ID values.
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var lo, hi string
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if len(followers) > 0 {
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// Get the lowest and highest
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// ID values, used for paging.
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lo = followers[len(followers)-1].ID
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hi = followers[0].ID
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}
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// Start building AS collection page params.
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var pageParams ap.CollectionPageParams
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pageParams.CollectionParams = params
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// Current page details.
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pageParams.Current = page
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pageParams.Count = len(followers)
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// Set linked next/prev parameters.
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pageParams.Next = page.Next(lo, hi)
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pageParams.Prev = page.Prev(lo, hi)
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// Set the collection item property builder function.
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pageParams.Append = func(i int, itemsProp ap.ItemsPropertyBuilder) {
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// Get follower URI at index.
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follow := followers[i]
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accURI := follow.Account.URI
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// Parse URL object from URI.
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iri, err := url.Parse(accURI)
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if err != nil {
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log.Errorf(ctx, "error parsing account uri %s: %v", accURI, err)
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return
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}
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// Add to item property.
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itemsProp.AppendIRI(iri)
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}
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// Build AS collection page object from params.
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obj = ap.NewASOrderedCollectionPage(pageParams)
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}
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// Serialized the prepared object.
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data, err := ap.Serialize(obj)
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if err != nil {
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err := gtserror.Newf("error serializing: %w", err)
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return nil, gtserror.NewErrorInternalError(err)
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}
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return data, nil
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}
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// FollowingGet handles the getting of a fedi/activitypub representation of a user/account's following, performing appropriate
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// authentication before returning a JSON serializable interface to the caller.
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func (p *Processor) FollowingGet(ctx context.Context, requestedUser string, page *paging.Page) (interface{}, gtserror.WithCode) {
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// Authenticate the incoming request, getting related user accounts.
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_, receiver, errWithCode := p.authenticate(ctx, requestedUser)
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if errWithCode != nil {
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return nil, errWithCode
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}
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// Parse collection ID from account's following URI.
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collectionID, err := url.Parse(receiver.FollowingURI)
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if err != nil {
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err := gtserror.Newf("error parsing account following uri %s: %w", receiver.FollowingURI, err)
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return nil, gtserror.NewErrorInternalError(err)
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}
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// Ensure we have stats for this account.
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if receiver.Stats == nil {
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if err := p.state.DB.PopulateAccountStats(ctx, receiver); err != nil {
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err := gtserror.Newf("error getting stats for account %s: %w", receiver.ID, err)
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return nil, gtserror.NewErrorInternalError(err)
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}
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}
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var obj vocab.Type
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// Start AS collection params.
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var params ap.CollectionParams
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params.ID = collectionID
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params.Total = *receiver.Stats.FollowingCount
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switch {
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case receiver.IsInstance() ||
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*receiver.Settings.HideCollections:
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// Instance account (can't follow/be followed),
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// or an account that hides followers/following.
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// Respect this by just returning totalItems.
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obj = ap.NewASOrderedCollection(params)
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case page == nil:
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// i.e. paging disabled, return collection
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// that links to first page (i.e. path below).
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params.First = new(paging.Page)
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params.Query = make(url.Values, 1)
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params.Query.Set("limit", "40") // enables paging
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obj = ap.NewASOrderedCollection(params)
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default:
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// i.e. paging enabled
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// Get the request page of full follower objects with attached accounts.
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follows, err := p.state.DB.GetAccountFollows(ctx, receiver.ID, page)
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if err != nil {
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err := gtserror.Newf("error getting follows: %w", err)
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return nil, gtserror.NewErrorInternalError(err)
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}
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// page ID values.
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var lo, hi string
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if len(follows) > 0 {
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// Get the lowest and highest
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// ID values, used for paging.
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lo = follows[len(follows)-1].ID
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hi = follows[0].ID
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}
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// Start AS collection page params.
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var pageParams ap.CollectionPageParams
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pageParams.CollectionParams = params
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// Current page details.
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pageParams.Current = page
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pageParams.Count = len(follows)
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// Set linked next/prev parameters.
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pageParams.Next = page.Next(lo, hi)
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pageParams.Prev = page.Prev(lo, hi)
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// Set the collection item property builder function.
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pageParams.Append = func(i int, itemsProp ap.ItemsPropertyBuilder) {
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// Get followed URI at index.
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follow := follows[i]
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accURI := follow.TargetAccount.URI
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// Parse URL object from URI.
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iri, err := url.Parse(accURI)
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if err != nil {
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log.Errorf(ctx, "error parsing account uri %s: %v", accURI, err)
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return
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}
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// Add to item property.
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itemsProp.AppendIRI(iri)
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}
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// Build AS collection page object from params.
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obj = ap.NewASOrderedCollectionPage(pageParams)
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}
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// Serialized the prepared object.
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data, err := ap.Serialize(obj)
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if err != nil {
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err := gtserror.Newf("error serializing: %w", err)
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return nil, gtserror.NewErrorInternalError(err)
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}
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return data, nil
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}
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// FeaturedCollectionGet returns an ordered collection of the requested username's Pinned posts.
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// The returned collection have an `items` property which contains an ordered list of status URIs.
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func (p *Processor) FeaturedCollectionGet(ctx context.Context, requestedUser string) (interface{}, gtserror.WithCode) {
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// Authenticate the incoming request, getting related user accounts.
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_, receiver, errWithCode := p.authenticate(ctx, requestedUser)
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if errWithCode != nil {
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return nil, errWithCode
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}
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statuses, err := p.state.DB.GetAccountPinnedStatuses(ctx, receiver.ID)
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if err != nil {
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if !errors.Is(err, db.ErrNoEntries) {
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return nil, gtserror.NewErrorInternalError(err)
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}
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}
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collection, err := p.converter.StatusesToASFeaturedCollection(ctx, receiver.FeaturedCollectionURI, statuses)
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if err != nil {
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return nil, gtserror.NewErrorInternalError(err)
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}
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data, err := ap.Serialize(collection)
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if err != nil {
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return nil, gtserror.NewErrorInternalError(err)
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}
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return data, nil
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}
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