gotosocial/internal/gtsmodel/status.go
kim 3254ef1923
[chore] status dereferencing improvements (#3255)
* search for mentions also by username,domain in status deref, handle deleted statuses in enrichStatusSafely()

* return d.enrichStatusSafely() directly
2024-09-10 12:33:32 +00:00

296 lines
15 KiB
Go

// 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 gtsmodel
import (
"slices"
"time"
)
// Status represents a user-created 'post' or 'status' in the database, either remote or local
type Status struct {
ID string `bun:"type:CHAR(26),pk,nullzero,notnull,unique"` // id of this item in the database
CreatedAt time.Time `bun:"type:timestamptz,nullzero,notnull,default:current_timestamp"` // when was item created
UpdatedAt time.Time `bun:"type:timestamptz,nullzero,notnull,default:current_timestamp"` // when was item last updated
FetchedAt time.Time `bun:"type:timestamptz,nullzero"` // when was item (remote) last fetched.
PinnedAt time.Time `bun:"type:timestamptz,nullzero"` // Status was pinned by owning account at this time.
URI string `bun:",unique,nullzero,notnull"` // activitypub URI of this status
URL string `bun:",nullzero"` // web url for viewing this status
Content string `bun:""` // content of this status; likely html-formatted but not guaranteed
AttachmentIDs []string `bun:"attachments,array"` // Database IDs of any media attachments associated with this status
Attachments []*MediaAttachment `bun:"attached_media,rel:has-many"` // Attachments corresponding to attachmentIDs
TagIDs []string `bun:"tags,array"` // Database IDs of any tags used in this status
Tags []*Tag `bun:"attached_tags,m2m:status_to_tags"` // Tags corresponding to tagIDs. https://bun.uptrace.dev/guide/relations.html#many-to-many-relation
MentionIDs []string `bun:"mentions,array"` // Database IDs of any mentions in this status
Mentions []*Mention `bun:"attached_mentions,rel:has-many"` // Mentions corresponding to mentionIDs
EmojiIDs []string `bun:"emojis,array"` // Database IDs of any emojis used in this status
Emojis []*Emoji `bun:"attached_emojis,m2m:status_to_emojis"` // Emojis corresponding to emojiIDs. https://bun.uptrace.dev/guide/relations.html#many-to-many-relation
Local *bool `bun:",nullzero,notnull,default:false"` // is this status from a local account?
AccountID string `bun:"type:CHAR(26),nullzero,notnull"` // which account posted this status?
Account *Account `bun:"rel:belongs-to"` // account corresponding to accountID
AccountURI string `bun:",nullzero,notnull"` // activitypub uri of the owner of this status
InReplyToID string `bun:"type:CHAR(26),nullzero"` // id of the status this status replies to
InReplyToURI string `bun:",nullzero"` // activitypub uri of the status this status is a reply to
InReplyToAccountID string `bun:"type:CHAR(26),nullzero"` // id of the account that this status replies to
InReplyTo *Status `bun:"-"` // status corresponding to inReplyToID
InReplyToAccount *Account `bun:"rel:belongs-to"` // account corresponding to inReplyToAccountID
BoostOfID string `bun:"type:CHAR(26),nullzero"` // id of the status this status is a boost of
BoostOfURI string `bun:"-"` // URI of the status this status is a boost of; field not inserted in the db, just for dereferencing purposes.
BoostOfAccountID string `bun:"type:CHAR(26),nullzero"` // id of the account that owns the boosted status
BoostOf *Status `bun:"-"` // status that corresponds to boostOfID
BoostOfAccount *Account `bun:"rel:belongs-to"` // account that corresponds to boostOfAccountID
ThreadID string `bun:"type:CHAR(26),nullzero"` // id of the thread to which this status belongs; only set for remote statuses if a local account is involved at some point in the thread, otherwise null
PollID string `bun:"type:CHAR(26),nullzero"` //
Poll *Poll `bun:"-"` //
ContentWarning string `bun:",nullzero"` // cw string for this status
Visibility Visibility `bun:",nullzero,notnull"` // visibility entry for this status
Sensitive *bool `bun:",nullzero,notnull,default:false"` // mark the status as sensitive?
Language string `bun:",nullzero"` // what language is this status written in?
CreatedWithApplicationID string `bun:"type:CHAR(26),nullzero"` // Which application was used to create this status?
CreatedWithApplication *Application `bun:"rel:belongs-to"` // application corresponding to createdWithApplicationID
ActivityStreamsType string `bun:",nullzero,notnull"` // What is the activitystreams type of this status? See: https://www.w3.org/TR/activitystreams-vocabulary/#object-types. Will probably almost always be Note but who knows!.
Text string `bun:""` // Original text of the status without formatting
Federated *bool `bun:",notnull"` // This status will be federated beyond the local timeline(s)
InteractionPolicy *InteractionPolicy `bun:""` // InteractionPolicy for this status. If null then the default InteractionPolicy should be assumed for this status's Visibility. Always null for boost wrappers.
PendingApproval *bool `bun:",nullzero,notnull,default:false"` // If true then status is a reply or boost wrapper that must be Approved by the reply-ee or boost-ee before being fully distributed.
PreApproved bool `bun:"-"` // If true, then status is a reply to or boost wrapper of a status on our instance, has permission to do the interaction, and an Accept should be sent out for it immediately. Field not stored in the DB.
ApprovedByURI string `bun:",nullzero"` // URI of an Accept Activity that approves the Announce or Create Activity that this status was/will be attached to.
}
// GetID implements timeline.Timelineable{}.
func (s *Status) GetID() string {
return s.ID
}
// GetAccountID implements timeline.Timelineable{}.
func (s *Status) GetAccountID() string {
return s.AccountID
}
// GetBoostID implements timeline.Timelineable{}.
func (s *Status) GetBoostOfID() string {
return s.BoostOfID
}
// GetBoostOfAccountID implements timeline.Timelineable{}.
func (s *Status) GetBoostOfAccountID() string {
return s.BoostOfAccountID
}
// AttachmentsPopulated returns whether media attachments are populated according to current AttachmentIDs.
func (s *Status) AttachmentsPopulated() bool {
if len(s.AttachmentIDs) != len(s.Attachments) {
// this is the quickest indicator.
return false
}
for i, id := range s.AttachmentIDs {
if s.Attachments[i].ID != id {
return false
}
}
return true
}
// TagsPopulated returns whether tags are populated according to current TagIDs.
func (s *Status) TagsPopulated() bool {
if len(s.TagIDs) != len(s.Tags) {
// this is the quickest indicator.
return false
}
for i, id := range s.TagIDs {
if s.Tags[i].ID != id {
return false
}
}
return true
}
// MentionsPopulated returns whether mentions are populated according to current MentionIDs.
func (s *Status) MentionsPopulated() bool {
if len(s.MentionIDs) != len(s.Mentions) {
// this is the quickest indicator.
return false
}
for i, id := range s.MentionIDs {
if s.Mentions[i].ID != id {
return false
}
}
return true
}
// EmojisPopulated returns whether emojis are populated according to current EmojiIDs.
func (s *Status) EmojisPopulated() bool {
if len(s.EmojiIDs) != len(s.Emojis) {
// this is the quickest indicator.
return false
}
for i, id := range s.EmojiIDs {
if s.Emojis[i].ID != id {
return false
}
}
return true
}
// EmojissUpToDate returns whether status emoji attachments of receiving status are up-to-date
// according to emoji attachments of the passed status, by comparing their emoji URIs. We don't
// use IDs as this is used to determine whether there are new emojis to fetch.
func (s *Status) EmojisUpToDate(other *Status) bool {
if len(s.Emojis) != len(other.Emojis) {
// this is the quickest indicator.
return false
}
for i := range s.Emojis {
if s.Emojis[i].URI != other.Emojis[i].URI {
return false
}
}
return true
}
// GetAttachmentByRemoteURL searches status for MediaAttachment{} with remote URL.
func (s *Status) GetAttachmentByRemoteURL(url string) (*MediaAttachment, bool) {
for _, media := range s.Attachments {
if media.RemoteURL == url {
return media, true
}
}
return nil, false
}
// GetMentionByTargetURI searches status for Mention{} with target URI.
func (s *Status) GetMentionByTargetURI(uri string) (*Mention, bool) {
for _, mention := range s.Mentions {
if mention.TargetAccountURI == uri {
return mention, true
}
}
return nil, false
}
// GetMentionByUsernameDomain fetches the Mention associated with given
// username and domains, typically extracted from a mention Namestring.
func (s *Status) GetMentionByUsernameDomain(username, domain string) (*Mention, bool) {
for _, mention := range s.Mentions {
// We can only check if target
// account is set on the mention.
account := mention.TargetAccount
if account == nil {
continue
}
// Usernames must always match.
if account.Username != username {
continue
}
// Finally, either domains must
// match or an empty domain may
// be permitted if account local.
if account.Domain == domain ||
(domain == "" && account.IsLocal()) {
return mention, true
}
}
return nil, false
}
// GetTagByName searches status for Tag{} with name.
func (s *Status) GetTagByName(name string) (*Tag, bool) {
for _, tag := range s.Tags {
if tag.Name == name {
return tag, true
}
}
return nil, false
}
// MentionsAccount returns whether status mentions the given account ID.
func (s *Status) MentionsAccount(accountID string) bool {
return slices.ContainsFunc(s.Mentions, func(m *Mention) bool {
return m.TargetAccountID == accountID
})
}
// BelongsToAccount returns whether status belongs to the given account ID.
func (s *Status) BelongsToAccount(accountID string) bool {
return s.AccountID == accountID
}
// IsLocal returns true if this is a local
// status (ie., originating from this instance).
func (s *Status) IsLocal() bool {
return s.Local != nil && *s.Local
}
// IsLocalOnly returns true if this status
// is "local-only" ie., unfederated.
func (s *Status) IsLocalOnly() bool {
return s.Federated == nil || !*s.Federated
}
// StatusToTag is an intermediate struct to facilitate the many2many relationship between a status and one or more tags.
type StatusToTag struct {
StatusID string `bun:"type:CHAR(26),unique:statustag,nullzero,notnull"`
Status *Status `bun:"rel:belongs-to"`
TagID string `bun:"type:CHAR(26),unique:statustag,nullzero,notnull"`
Tag *Tag `bun:"rel:belongs-to"`
}
// StatusToEmoji is an intermediate struct to facilitate the many2many relationship between a status and one or more emojis.
type StatusToEmoji struct {
StatusID string `bun:"type:CHAR(26),unique:statusemoji,nullzero,notnull"`
Status *Status `bun:"rel:belongs-to"`
EmojiID string `bun:"type:CHAR(26),unique:statusemoji,nullzero,notnull"`
Emoji *Emoji `bun:"rel:belongs-to"`
}
// Visibility represents the visibility granularity of a status.
type Visibility string
const (
// VisibilityNone means nobody can see this.
// It's only used for web status visibility.
VisibilityNone Visibility = "none"
// VisibilityPublic means this status will be visible to everyone on all timelines.
VisibilityPublic Visibility = "public"
// VisibilityUnlocked means this status will be visible to everyone, but will only show on home timeline to followers, and in lists.
VisibilityUnlocked Visibility = "unlocked"
// VisibilityFollowersOnly means this status is viewable to followers only.
VisibilityFollowersOnly Visibility = "followers_only"
// VisibilityMutualsOnly means this status is visible to mutual followers only.
VisibilityMutualsOnly Visibility = "mutuals_only"
// VisibilityDirect means this status is visible only to mentioned recipients.
VisibilityDirect Visibility = "direct"
// VisibilityDefault is used when no other setting can be found.
VisibilityDefault Visibility = VisibilityUnlocked
)
// Content models the simple string content
// of a status along with its ContentMap,
// which contains content entries keyed by
// BCP47 language tag.
//
// Content and/or ContentMap may be zero/nil.
type Content struct {
Content string
ContentMap map[string]string
}