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380 lines
17 KiB
Go
380 lines
17 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 gtsmodel
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import (
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"slices"
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"time"
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"github.com/superseriousbusiness/gotosocial/internal/util/xslices"
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)
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// Status represents a user-created 'post' or 'status' in the database, either remote or local
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type Status struct {
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ID string `bun:"type:CHAR(26),pk,nullzero,notnull,unique"` // id of this item in the database
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CreatedAt time.Time `bun:"type:timestamptz,nullzero,notnull,default:current_timestamp"` // when was item created
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UpdatedAt time.Time `bun:"type:timestamptz,nullzero,notnull,default:current_timestamp"` // when was item last updated
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FetchedAt time.Time `bun:"type:timestamptz,nullzero"` // when was item (remote) last fetched.
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PinnedAt time.Time `bun:"type:timestamptz,nullzero"` // Status was pinned by owning account at this time.
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URI string `bun:",unique,nullzero,notnull"` // activitypub URI of this status
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URL string `bun:",nullzero"` // web url for viewing this status
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Content string `bun:""` // content of this status; likely html-formatted but not guaranteed
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AttachmentIDs []string `bun:"attachments,array"` // Database IDs of any media attachments associated with this status
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Attachments []*MediaAttachment `bun:"attached_media,rel:has-many"` // Attachments corresponding to attachmentIDs
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TagIDs []string `bun:"tags,array"` // Database IDs of any tags used in this status
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Tags []*Tag `bun:"attached_tags,m2m:status_to_tags"` // Tags corresponding to tagIDs. https://bun.uptrace.dev/guide/relations.html#many-to-many-relation
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MentionIDs []string `bun:"mentions,array"` // Database IDs of any mentions in this status
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Mentions []*Mention `bun:"attached_mentions,rel:has-many"` // Mentions corresponding to mentionIDs
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EmojiIDs []string `bun:"emojis,array"` // Database IDs of any emojis used in this status
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Emojis []*Emoji `bun:"attached_emojis,m2m:status_to_emojis"` // Emojis corresponding to emojiIDs. https://bun.uptrace.dev/guide/relations.html#many-to-many-relation
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Local *bool `bun:",nullzero,notnull,default:false"` // is this status from a local account?
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AccountID string `bun:"type:CHAR(26),nullzero,notnull"` // which account posted this status?
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Account *Account `bun:"rel:belongs-to"` // account corresponding to accountID
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AccountURI string `bun:",nullzero,notnull"` // activitypub uri of the owner of this status
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InReplyToID string `bun:"type:CHAR(26),nullzero"` // id of the status this status replies to
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InReplyToURI string `bun:",nullzero"` // activitypub uri of the status this status is a reply to
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InReplyToAccountID string `bun:"type:CHAR(26),nullzero"` // id of the account that this status replies to
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InReplyTo *Status `bun:"-"` // status corresponding to inReplyToID
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InReplyToAccount *Account `bun:"rel:belongs-to"` // account corresponding to inReplyToAccountID
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BoostOfID string `bun:"type:CHAR(26),nullzero"` // id of the status this status is a boost of
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BoostOfURI string `bun:"-"` // URI of the status this status is a boost of; field not inserted in the db, just for dereferencing purposes.
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BoostOfAccountID string `bun:"type:CHAR(26),nullzero"` // id of the account that owns the boosted status
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BoostOf *Status `bun:"-"` // status that corresponds to boostOfID
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BoostOfAccount *Account `bun:"rel:belongs-to"` // account that corresponds to boostOfAccountID
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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
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EditIDs []string `bun:"edits,array"` //
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Edits []*StatusEdit `bun:"-"` //
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PollID string `bun:"type:CHAR(26),nullzero"` //
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Poll *Poll `bun:"-"` //
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ContentWarning string `bun:",nullzero"` // cw string for this status
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Visibility Visibility `bun:",nullzero,notnull"` // visibility entry for this status
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Sensitive *bool `bun:",nullzero,notnull,default:false"` // mark the status as sensitive?
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Language string `bun:",nullzero"` // what language is this status written in?
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CreatedWithApplicationID string `bun:"type:CHAR(26),nullzero"` // Which application was used to create this status?
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CreatedWithApplication *Application `bun:"rel:belongs-to"` // application corresponding to createdWithApplicationID
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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!.
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Text string `bun:""` // Original text of the status without formatting
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Federated *bool `bun:",notnull"` // This status will be federated beyond the local timeline(s)
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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.
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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.
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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.
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ApprovedByURI string `bun:",nullzero"` // URI of an Accept Activity that approves the Announce or Create Activity that this status was/will be attached to.
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}
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// GetID implements timeline.Timelineable{}.
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func (s *Status) GetID() string {
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return s.ID
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}
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// GetAccountID implements timeline.Timelineable{}.
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func (s *Status) GetAccountID() string {
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return s.AccountID
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}
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// GetBoostID implements timeline.Timelineable{}.
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func (s *Status) GetBoostOfID() string {
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return s.BoostOfID
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}
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// GetBoostOfAccountID implements timeline.Timelineable{}.
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func (s *Status) GetBoostOfAccountID() string {
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return s.BoostOfAccountID
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}
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// AttachmentsPopulated returns whether media attachments
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// are populated according to current AttachmentIDs.
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func (s *Status) AttachmentsPopulated() bool {
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if len(s.AttachmentIDs) != len(s.Attachments) {
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// this is the quickest indicator.
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return false
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}
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for i, id := range s.AttachmentIDs {
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if s.Attachments[i].ID != id {
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return false
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}
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}
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return true
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}
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// TagsPopulated returns whether tags are
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// populated according to current TagIDs.
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func (s *Status) TagsPopulated() bool {
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if len(s.TagIDs) != len(s.Tags) {
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// this is the quickest indicator.
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return false
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}
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for i, id := range s.TagIDs {
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if s.Tags[i].ID != id {
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return false
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}
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}
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return true
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}
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// MentionsPopulated returns whether mentions are
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// populated according to current MentionIDs.
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func (s *Status) MentionsPopulated() bool {
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if len(s.MentionIDs) != len(s.Mentions) {
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// this is the quickest indicator.
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return false
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}
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for i, id := range s.MentionIDs {
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if s.Mentions[i].ID != id {
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return false
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}
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}
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return true
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}
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// EmojisPopulated returns whether emojis are
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// populated according to current EmojiIDs.
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func (s *Status) EmojisPopulated() bool {
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if len(s.EmojiIDs) != len(s.Emojis) {
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// this is the quickest indicator.
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return false
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}
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for i, id := range s.EmojiIDs {
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if s.Emojis[i].ID != id {
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return false
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}
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}
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return true
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}
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// EditsPopulated returns whether edits are
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// populated according to current EditIDs.
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func (s *Status) EditsPopulated() bool {
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if len(s.EditIDs) != len(s.Edits) {
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// this is quickest indicator.
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return false
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}
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for i, id := range s.EditIDs {
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if s.Edits[i].ID != id {
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return false
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}
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}
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return true
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}
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// EmojissUpToDate returns whether status emoji attachments of receiving status are up-to-date
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// according to emoji attachments of the passed status, by comparing their emoji URIs. We don't
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// use IDs as this is used to determine whether there are new emojis to fetch.
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func (s *Status) EmojisUpToDate(other *Status) bool {
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if len(s.Emojis) != len(other.Emojis) {
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// this is the quickest indicator.
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return false
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}
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for i := range s.Emojis {
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if s.Emojis[i].URI != other.Emojis[i].URI {
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return false
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}
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}
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return true
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}
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// GetAttachmentByRemoteURL searches status for MediaAttachment{} with remote URL.
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func (s *Status) GetAttachmentByRemoteURL(url string) (*MediaAttachment, bool) {
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for _, media := range s.Attachments {
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if media.RemoteURL == url {
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return media, true
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}
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}
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return nil, false
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}
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// GetMentionByTargetURI searches status for Mention{} with target URI.
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func (s *Status) GetMentionByTargetURI(uri string) (*Mention, bool) {
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for _, mention := range s.Mentions {
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if mention.TargetAccountURI == uri {
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return mention, true
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}
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}
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return nil, false
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}
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// GetMentionByUsernameDomain fetches the Mention associated with given
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// username and domains, typically extracted from a mention Namestring.
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func (s *Status) GetMentionByUsernameDomain(username, domain string) (*Mention, bool) {
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for _, mention := range s.Mentions {
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// We can only check if target
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// account is set on the mention.
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account := mention.TargetAccount
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if account == nil {
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continue
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}
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// Usernames must always match.
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if account.Username != username {
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continue
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}
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// Finally, either domains must
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// match or an empty domain may
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// be permitted if account local.
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if account.Domain == domain ||
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(domain == "" && account.IsLocal()) {
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return mention, true
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}
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}
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return nil, false
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}
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// GetTagByName searches status for Tag{} with name.
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func (s *Status) GetTagByName(name string) (*Tag, bool) {
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for _, tag := range s.Tags {
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if tag.Name == name {
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return tag, true
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}
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}
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return nil, false
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}
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// MentionsAccount returns whether status mentions the given account ID.
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func (s *Status) MentionsAccount(accountID string) bool {
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return slices.ContainsFunc(s.Mentions, func(m *Mention) bool {
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return m.TargetAccountID == accountID
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})
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}
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// BelongsToAccount returns whether status belongs to the given account ID.
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func (s *Status) BelongsToAccount(accountID string) bool {
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return s.AccountID == accountID
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}
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// IsLocal returns true if this is a local
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// status (ie., originating from this instance).
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func (s *Status) IsLocal() bool {
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return s.Local != nil && *s.Local
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}
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// IsLocalOnly returns true if this status
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// is "local-only" ie., unfederated.
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func (s *Status) IsLocalOnly() bool {
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return s.Federated == nil || !*s.Federated
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}
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// AllAttachmentIDs gathers ALL media attachment IDs from both the
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// receiving Status{}, and any historical Status{}.Edits. Note that
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// this function will panic if Status{}.Edits is not populated.
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func (s *Status) AllAttachmentIDs() []string {
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var total int
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if len(s.EditIDs) != len(s.Edits) {
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panic("status edits not populated")
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}
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// Get count of attachment IDs.
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total += len(s.Attachments)
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for _, edit := range s.Edits {
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total += len(edit.AttachmentIDs)
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}
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// Start gathering of all IDs with *current* attachment IDs.
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attachmentIDs := make([]string, len(s.AttachmentIDs), total)
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copy(attachmentIDs, s.AttachmentIDs)
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// Append IDs of historical edits.
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for _, edit := range s.Edits {
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attachmentIDs = append(attachmentIDs, edit.AttachmentIDs...)
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}
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// Deduplicate these IDs in case of shared media.
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return xslices.Deduplicate(attachmentIDs)
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}
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// StatusToTag is an intermediate struct to facilitate the many2many relationship between a status and one or more tags.
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type StatusToTag struct {
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StatusID string `bun:"type:CHAR(26),unique:statustag,nullzero,notnull"`
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Status *Status `bun:"rel:belongs-to"`
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TagID string `bun:"type:CHAR(26),unique:statustag,nullzero,notnull"`
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Tag *Tag `bun:"rel:belongs-to"`
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}
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// StatusToEmoji is an intermediate struct to facilitate the many2many relationship between a status and one or more emojis.
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type StatusToEmoji struct {
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StatusID string `bun:"type:CHAR(26),unique:statusemoji,nullzero,notnull"`
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Status *Status `bun:"rel:belongs-to"`
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EmojiID string `bun:"type:CHAR(26),unique:statusemoji,nullzero,notnull"`
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Emoji *Emoji `bun:"rel:belongs-to"`
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}
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// Visibility represents the
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// visibility granularity of a status.
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type Visibility enumType
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const (
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// VisibilityNone means nobody can see this.
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// It's only used for web status visibility.
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VisibilityNone Visibility = 1
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// VisibilityPublic means this status will
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// be visible to everyone on all timelines.
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VisibilityPublic Visibility = 2
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// VisibilityUnlocked means this status will be visible to everyone,
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// but will only show on home timeline to followers, and in lists.
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VisibilityUnlocked Visibility = 3
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// VisibilityFollowersOnly means this status is viewable to followers only.
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VisibilityFollowersOnly Visibility = 4
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// VisibilityMutualsOnly means this status
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// is visible to mutual followers only.
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VisibilityMutualsOnly Visibility = 5
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// VisibilityDirect means this status is
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// visible only to mentioned recipients.
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VisibilityDirect Visibility = 6
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// VisibilityDefault is used when no other setting can be found.
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VisibilityDefault Visibility = VisibilityUnlocked
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)
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// String returns a stringified, frontend API compatible form of Visibility.
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func (v Visibility) String() string {
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switch v {
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case VisibilityNone:
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return "none"
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case VisibilityPublic:
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return "public"
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case VisibilityUnlocked:
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return "unlocked"
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case VisibilityFollowersOnly:
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return "followers_only"
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case VisibilityMutualsOnly:
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return "mutuals_only"
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case VisibilityDirect:
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return "direct"
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default:
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panic("invalid visibility")
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}
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}
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// Content models the simple string content
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// of a status along with its ContentMap,
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// which contains content entries keyed by
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// BCP47 language tag.
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//
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// Content and/or ContentMap may be zero/nil.
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type Content struct {
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Content string
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ContentMap map[string]string
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}
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