forked from mirrors/gotosocial
80663061d8
* start adding rss functionality * add gorilla/feeds dependency * first bash at building rss feed still needs work, this is an interim commit * tidy up a bit * add publicOnly option to GetAccountLastPosted * implement rss endpoint * fix test * add initial user docs for rss * update rss logo * docs update * add rssFeed to frontend * feed -> feed.rss * enableRSS * increase rss logo size a lil bit * add rss toggle * move emojify to text package * fiddle with rss feed formatting * add Text field to test statuses * move status to rss item to typeconverter * update bun schema for enablerss * simplify 304 checking * assume account not rss * update tests * update swagger docs * allow more characters in title, trim nicer * update last posted to be more consistent
217 lines
14 KiB
Go
217 lines
14 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021-2022 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 typeutils
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import (
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"context"
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"net/url"
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"sync"
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"github.com/gorilla/feeds"
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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/api/model"
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"github.com/superseriousbusiness/gotosocial/internal/db"
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"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
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)
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// TypeConverter is an interface for the common action of converting between apimodule (frontend, serializable) models,
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// internal gts models used in the database, and activitypub models used in federation.
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//
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// It requires access to the database because many of the conversions require pulling out database entries and counting them etc.
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// That said, it *absolutely should not* manipulate database entries in any way, only examine them.
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type TypeConverter interface {
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/*
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INTERNAL (gts) MODEL TO FRONTEND (api) MODEL
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*/
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// AccountToAPIAccountSensitive takes a db model account as a param, and returns a populated apitype account, or an error
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// if something goes wrong. The returned account should be ready to serialize on an API level, and may have sensitive fields,
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// so serve it only to an authorized user who should have permission to see it.
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AccountToAPIAccountSensitive(ctx context.Context, account *gtsmodel.Account) (*model.Account, error)
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// AccountToAPIAccountPublic takes a db model account as a param, and returns a populated apitype account, or an error
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// if something goes wrong. The returned account should be ready to serialize on an API level, and may NOT have sensitive fields.
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// In other words, this is the public record that the server has of an account.
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AccountToAPIAccountPublic(ctx context.Context, account *gtsmodel.Account) (*model.Account, error)
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// AccountToAPIAccountBlocked takes a db model account as a param, and returns a apitype account, or an error if
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// something goes wrong. The returned account will be a bare minimum representation of the account. This function should be used
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// when someone wants to view an account they've blocked.
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AccountToAPIAccountBlocked(ctx context.Context, account *gtsmodel.Account) (*model.Account, error)
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// AppToAPIAppSensitive takes a db model application as a param, and returns a populated apitype application, or an error
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// if something goes wrong. The returned application should be ready to serialize on an API level, and may have sensitive fields
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// (such as client id and client secret), so serve it only to an authorized user who should have permission to see it.
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AppToAPIAppSensitive(ctx context.Context, application *gtsmodel.Application) (*model.Application, error)
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// AppToAPIAppPublic takes a db model application as a param, and returns a populated apitype application, or an error
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// if something goes wrong. The returned application should be ready to serialize on an API level, and has sensitive
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// fields sanitized so that it can be served to non-authorized accounts without revealing any private information.
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AppToAPIAppPublic(ctx context.Context, application *gtsmodel.Application) (*model.Application, error)
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// AttachmentToAPIAttachment converts a gts model media attacahment into its api representation for serialization on the API.
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AttachmentToAPIAttachment(ctx context.Context, attachment *gtsmodel.MediaAttachment) (model.Attachment, error)
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// MentionToAPIMention converts a gts model mention into its api (frontend) representation for serialization on the API.
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MentionToAPIMention(ctx context.Context, m *gtsmodel.Mention) (model.Mention, error)
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// EmojiToAPIEmoji converts a gts model emoji into its api (frontend) representation for serialization on the API.
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EmojiToAPIEmoji(ctx context.Context, e *gtsmodel.Emoji) (model.Emoji, error)
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// TagToAPITag converts a gts model tag into its api (frontend) representation for serialization on the API.
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TagToAPITag(ctx context.Context, t *gtsmodel.Tag) (model.Tag, error)
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// StatusToAPIStatus converts a gts model status into its api (frontend) representation for serialization on the API.
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//
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// Requesting account can be nil.
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StatusToAPIStatus(ctx context.Context, s *gtsmodel.Status, requestingAccount *gtsmodel.Account) (*model.Status, error)
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// VisToAPIVis converts a gts visibility into its api equivalent
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VisToAPIVis(ctx context.Context, m gtsmodel.Visibility) model.Visibility
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// InstanceToAPIInstance converts a gts instance into its api equivalent for serving at /api/v1/instance
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InstanceToAPIInstance(ctx context.Context, i *gtsmodel.Instance) (*model.Instance, error)
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// RelationshipToAPIRelationship converts a gts relationship into its api equivalent for serving in various places
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RelationshipToAPIRelationship(ctx context.Context, r *gtsmodel.Relationship) (*model.Relationship, error)
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// NotificationToAPINotification converts a gts notification into a api notification
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NotificationToAPINotification(ctx context.Context, n *gtsmodel.Notification) (*model.Notification, error)
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// DomainBlockToAPIDomainBlock converts a gts model domin block into a api domain block, for serving at /api/v1/admin/domain_blocks
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DomainBlockToAPIDomainBlock(ctx context.Context, b *gtsmodel.DomainBlock, export bool) (*model.DomainBlock, error)
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/*
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INTERNAL (gts) MODEL TO FRONTEND (rss) MODEL
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*/
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StatusToRSSItem(ctx context.Context, s *gtsmodel.Status) (*feeds.Item, error)
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/*
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FRONTEND (api) MODEL TO INTERNAL (gts) MODEL
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*/
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// APIVisToVis converts an API model visibility into its internal gts equivalent.
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APIVisToVis(m model.Visibility) gtsmodel.Visibility
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/*
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ACTIVITYSTREAMS MODEL TO INTERNAL (gts) MODEL
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*/
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// ASPersonToAccount converts a remote account/person/application representation into a gts model account.
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//
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// If update is false, and the account is already known in the database, then the existing account entry will be returned.
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// If update is true, then even if the account is already known, all fields in the accountable will be parsed and a new *gtsmodel.Account
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// will be generated. This is useful when one needs to force refresh of an account, eg., during an Update of a Profile.
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//
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// If accountDomain is set (not an empty string) then this value will be used as the account's Domain. If not set,
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// then the Host of the accountable's AP ID will be used instead.
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ASRepresentationToAccount(ctx context.Context, accountable ap.Accountable, accountDomain string, update bool) (*gtsmodel.Account, error)
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// ASStatus converts a remote activitystreams 'status' representation into a gts model status.
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ASStatusToStatus(ctx context.Context, statusable ap.Statusable) (*gtsmodel.Status, error)
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// ASFollowToFollowRequest converts a remote activitystreams `follow` representation into gts model follow request.
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ASFollowToFollowRequest(ctx context.Context, followable ap.Followable) (*gtsmodel.FollowRequest, error)
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// ASFollowToFollowRequest converts a remote activitystreams `follow` representation into gts model follow.
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ASFollowToFollow(ctx context.Context, followable ap.Followable) (*gtsmodel.Follow, error)
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// ASLikeToFave converts a remote activitystreams 'like' representation into a gts model status fave.
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ASLikeToFave(ctx context.Context, likeable ap.Likeable) (*gtsmodel.StatusFave, error)
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// ASBlockToBlock converts a remote activity streams 'block' representation into a gts model block.
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ASBlockToBlock(ctx context.Context, blockable ap.Blockable) (*gtsmodel.Block, error)
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// ASAnnounceToStatus converts an activitystreams 'announce' into a status.
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//
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// The returned bool indicates whether this status is new (true) or not new (false).
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//
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// In other words, if the status is already in the database with the ID set on the announceable, then that will be returned,
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// the returned bool will be false, and no further processing is necessary. If the returned bool is true, indicating
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// that this is a new announce, then further processing will be necessary, because the returned status will be bareboned and
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// require further dereferencing.
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//
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// This is useful when multiple users on an instance might receive the same boost, and we only want to process the boost once.
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//
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// NOTE -- this is different from one status being boosted multiple times! In this case, new boosts should indeed be created.
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ASAnnounceToStatus(ctx context.Context, announceable ap.Announceable) (status *gtsmodel.Status, new bool, err error)
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/*
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INTERNAL (gts) MODEL TO ACTIVITYSTREAMS MODEL
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*/
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// AccountToAS converts a gts model account into an activity streams person, suitable for federation
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AccountToAS(ctx context.Context, a *gtsmodel.Account) (vocab.ActivityStreamsPerson, error)
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// AccountToASMinimal converts a gts model account into an activity streams person, suitable for federation.
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//
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// The returned account will just have the Type, Username, PublicKey, and ID properties set. This is
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// suitable for serving to requesters to whom we want to give as little information as possible because
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// we don't trust them (yet).
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AccountToASMinimal(ctx context.Context, a *gtsmodel.Account) (vocab.ActivityStreamsPerson, error)
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// StatusToAS converts a gts model status into an activity streams note, suitable for federation
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StatusToAS(ctx context.Context, s *gtsmodel.Status) (vocab.ActivityStreamsNote, error)
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// FollowToASFollow converts a gts model Follow into an activity streams Follow, suitable for federation
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FollowToAS(ctx context.Context, f *gtsmodel.Follow, originAccount *gtsmodel.Account, targetAccount *gtsmodel.Account) (vocab.ActivityStreamsFollow, error)
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// MentionToAS converts a gts model mention into an activity streams Mention, suitable for federation
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MentionToAS(ctx context.Context, m *gtsmodel.Mention) (vocab.ActivityStreamsMention, error)
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// EmojiToAS converts a gts emoji into a mastodon ns Emoji, suitable for federation
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EmojiToAS(ctx context.Context, e *gtsmodel.Emoji) (vocab.TootEmoji, error)
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// AttachmentToAS converts a gts model media attachment into an activity streams Attachment, suitable for federation
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AttachmentToAS(ctx context.Context, a *gtsmodel.MediaAttachment) (vocab.ActivityStreamsDocument, error)
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// FaveToAS converts a gts model status fave into an activityStreams LIKE, suitable for federation.
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FaveToAS(ctx context.Context, f *gtsmodel.StatusFave) (vocab.ActivityStreamsLike, error)
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// BoostToAS converts a gts model boost into an activityStreams ANNOUNCE, suitable for federation
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BoostToAS(ctx context.Context, boostWrapperStatus *gtsmodel.Status, boostingAccount *gtsmodel.Account, boostedAccount *gtsmodel.Account) (vocab.ActivityStreamsAnnounce, error)
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// BlockToAS converts a gts model block into an activityStreams BLOCK, suitable for federation.
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BlockToAS(ctx context.Context, block *gtsmodel.Block) (vocab.ActivityStreamsBlock, error)
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// StatusToASRepliesCollection converts a gts model status into an activityStreams REPLIES collection.
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StatusToASRepliesCollection(ctx context.Context, status *gtsmodel.Status, onlyOtherAccounts bool) (vocab.ActivityStreamsCollection, error)
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// StatusURIsToASRepliesPage returns a collection page with appropriate next/part of pagination.
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StatusURIsToASRepliesPage(ctx context.Context, status *gtsmodel.Status, onlyOtherAccounts bool, minID string, replies map[string]*url.URL) (vocab.ActivityStreamsCollectionPage, error)
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// OutboxToASCollection returns an ordered collection with appropriate id, next, and last fields.
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// The returned collection won't have any actual entries; just links to where entries can be obtained.
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OutboxToASCollection(ctx context.Context, outboxID string) (vocab.ActivityStreamsOrderedCollection, error)
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// StatusesToASOutboxPage returns an ordered collection page using the given statuses and parameters as contents.
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//
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// The maxID and minID should be the parameters that were passed to the database to obtain the given statuses.
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// These will be used to create the 'id' field of the collection.
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//
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// OutboxID is used to create the 'partOf' field in the collection.
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//
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// Appropriate 'next' and 'prev' fields will be created based on the highest and lowest IDs present in the statuses slice.
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StatusesToASOutboxPage(ctx context.Context, outboxID string, maxID string, minID string, statuses []*gtsmodel.Status) (vocab.ActivityStreamsOrderedCollectionPage, error)
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/*
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INTERNAL (gts) MODEL TO INTERNAL MODEL
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*/
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// FollowRequestToFollow just converts a follow request into a follow, that's it! No bells and whistles.
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FollowRequestToFollow(ctx context.Context, f *gtsmodel.FollowRequest) *gtsmodel.Follow
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// StatusToBoost wraps the given status into a boosting status.
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StatusToBoost(ctx context.Context, s *gtsmodel.Status, boostingAccount *gtsmodel.Account) (*gtsmodel.Status, error)
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/*
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WRAPPER CONVENIENCE FUNCTIONS
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*/
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// WrapPersonInUpdate
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WrapPersonInUpdate(person vocab.ActivityStreamsPerson, originAccount *gtsmodel.Account) (vocab.ActivityStreamsUpdate, error)
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// WrapNoteInCreate wraps a Note with a Create activity.
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//
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// If objectIRIOnly is set to true, then the function won't put the *entire* note in the Object field of the Create,
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// but just the AP URI of the note. This is useful in cases where you want to give a remote server something to dereference,
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// and still have control over whether or not they're allowed to actually see the contents.
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WrapNoteInCreate(note vocab.ActivityStreamsNote, objectIRIOnly bool) (vocab.ActivityStreamsCreate, error)
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}
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type converter struct {
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db db.DB
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defaultAvatars []string
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randAvatars sync.Map
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}
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// NewConverter returns a new Converter
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func NewConverter(db db.DB) TypeConverter {
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return &converter{
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db: db,
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defaultAvatars: populateDefaultAvatars(),
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}
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}
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