gotosocial/internal/typeutils/internaltofrontend.go

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/*
GoToSocial
Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
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 typeutils
import (
"context"
"fmt"
"strings"
"time"
"github.com/superseriousbusiness/gotosocial/internal/api/model"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
)
func (c *converter) AccountToMastoSensitive(ctx context.Context, a *gtsmodel.Account) (*model.Account, error) {
// we can build this sensitive account easily by first getting the public account....
mastoAccount, err := c.AccountToMastoPublic(ctx, a)
if err != nil {
return nil, err
}
// then adding the Source object to it...
// check pending follow requests aimed at this account
frs, err := c.db.GetAccountFollowRequests(ctx, a.ID)
if err != nil {
if err != db.ErrNoEntries {
return nil, fmt.Errorf("error getting follow requests: %s", err)
}
}
var frc int
if frs != nil {
frc = len(frs)
}
mastoAccount.Source = &model.Source{
Privacy: c.VisToMasto(ctx, a.Privacy),
Sensitive: a.Sensitive,
Language: a.Language,
Note: a.Note,
Fields: mastoAccount.Fields,
FollowRequestsCount: frc,
}
return mastoAccount, nil
}
func (c *converter) AccountToMastoPublic(ctx context.Context, a *gtsmodel.Account) (*model.Account, error) {
if a == nil {
return nil, fmt.Errorf("given account was nil")
}
// first check if we have this account in our frontEnd cache
if accountI, err := c.frontendCache.Fetch(a.ID); err == nil {
if account, ok := accountI.(*model.Account); ok {
// we have it, so just return it as-is
return account, nil
}
}
// count followers
followersCount, err := c.db.CountAccountFollowedBy(ctx, a.ID, false)
if err != nil {
return nil, fmt.Errorf("error counting followers: %s", err)
}
// count following
followingCount, err := c.db.CountAccountFollows(ctx, a.ID, false)
if err != nil {
return nil, fmt.Errorf("error counting following: %s", err)
}
// count statuses
statusesCount, err := c.db.CountAccountStatuses(ctx, a.ID)
if err != nil {
return nil, fmt.Errorf("error counting statuses: %s", err)
}
// check when the last status was
var lastStatusAt string
lastPosted, err := c.db.GetAccountLastPosted(ctx, a.ID)
if err == nil && !lastPosted.IsZero() {
lastStatusAt = lastPosted.Format(time.RFC3339)
}
// build the avatar and header URLs
var aviURL string
var aviURLStatic string
if a.AvatarMediaAttachmentID != "" {
// make sure avi is pinned to this account
if a.AvatarMediaAttachment == nil {
avi, err := c.db.GetAttachmentByID(ctx, a.AvatarMediaAttachmentID)
if err != nil {
return nil, fmt.Errorf("error retrieving avatar: %s", err)
}
a.AvatarMediaAttachment = avi
}
aviURL = a.AvatarMediaAttachment.URL
aviURLStatic = a.AvatarMediaAttachment.Thumbnail.URL
}
var headerURL string
var headerURLStatic string
if a.HeaderMediaAttachmentID != "" {
// make sure header is pinned to this account
if a.HeaderMediaAttachment == nil {
avi, err := c.db.GetAttachmentByID(ctx, a.HeaderMediaAttachmentID)
if err != nil {
return nil, fmt.Errorf("error retrieving avatar: %s", err)
}
a.HeaderMediaAttachment = avi
}
headerURL = a.HeaderMediaAttachment.URL
headerURLStatic = a.HeaderMediaAttachment.Thumbnail.URL
}
// get the fields set on this account
fields := []model.Field{}
for _, f := range a.Fields {
mField := model.Field{
Name: f.Name,
Value: f.Value,
}
if !f.VerifiedAt.IsZero() {
mField.VerifiedAt = f.VerifiedAt.Format(time.RFC3339)
}
fields = append(fields, mField)
}
emojis := []model.Emoji{}
// TODO: account emojis
var acct string
if a.Domain != "" {
// this is a remote user
acct = fmt.Sprintf("%s@%s", a.Username, a.Domain)
} else {
// this is a local user
acct = a.Username
}
var suspended bool
if !a.SuspendedAt.IsZero() {
suspended = true
}
accountFrontend := &model.Account{
ID: a.ID,
Username: a.Username,
Acct: acct,
DisplayName: a.DisplayName,
Locked: a.Locked,
Bot: a.Bot,
CreatedAt: a.CreatedAt.Format(time.RFC3339),
Note: a.Note,
URL: a.URL,
Avatar: aviURL,
AvatarStatic: aviURLStatic,
Header: headerURL,
HeaderStatic: headerURLStatic,
FollowersCount: followersCount,
FollowingCount: followingCount,
StatusesCount: statusesCount,
LastStatusAt: lastStatusAt,
Emojis: emojis, // TODO: implement this
Fields: fields,
Suspended: suspended,
}
// put the account in our cache in case we need it again soon
if err := c.frontendCache.Store(a.ID, accountFrontend); err != nil {
return nil, err
}
return accountFrontend, nil
}
func (c *converter) AccountToMastoBlocked(ctx context.Context, a *gtsmodel.Account) (*model.Account, error) {
var acct string
if a.Domain != "" {
// this is a remote user
acct = fmt.Sprintf("%s@%s", a.Username, a.Domain)
} else {
// this is a local user
acct = a.Username
}
var suspended bool
if !a.SuspendedAt.IsZero() {
suspended = true
}
return &model.Account{
ID: a.ID,
Username: a.Username,
Acct: acct,
DisplayName: a.DisplayName,
Bot: a.Bot,
CreatedAt: a.CreatedAt.Format(time.RFC3339),
URL: a.URL,
Suspended: suspended,
}, nil
}
func (c *converter) AppToMastoSensitive(ctx context.Context, a *gtsmodel.Application) (*model.Application, error) {
return &model.Application{
ID: a.ID,
Name: a.Name,
Website: a.Website,
RedirectURI: a.RedirectURI,
ClientID: a.ClientID,
ClientSecret: a.ClientSecret,
}, nil
}
func (c *converter) AppToMastoPublic(ctx context.Context, a *gtsmodel.Application) (*model.Application, error) {
return &model.Application{
Name: a.Name,
Website: a.Website,
}, nil
}
func (c *converter) AttachmentToMasto(ctx context.Context, a *gtsmodel.MediaAttachment) (model.Attachment, error) {
return model.Attachment{
ID: a.ID,
Type: strings.ToLower(string(a.Type)),
URL: a.URL,
PreviewURL: a.Thumbnail.URL,
RemoteURL: a.RemoteURL,
PreviewRemoteURL: a.Thumbnail.RemoteURL,
Meta: model.MediaMeta{
Original: model.MediaDimensions{
Width: a.FileMeta.Original.Width,
Height: a.FileMeta.Original.Height,
Size: fmt.Sprintf("%dx%d", a.FileMeta.Original.Width, a.FileMeta.Original.Height),
Aspect: float32(a.FileMeta.Original.Aspect),
},
Small: model.MediaDimensions{
Width: a.FileMeta.Small.Width,
Height: a.FileMeta.Small.Height,
Size: fmt.Sprintf("%dx%d", a.FileMeta.Small.Width, a.FileMeta.Small.Height),
Aspect: float32(a.FileMeta.Small.Aspect),
},
Focus: model.MediaFocus{
X: a.FileMeta.Focus.X,
Y: a.FileMeta.Focus.Y,
},
},
Description: a.Description,
Blurhash: a.Blurhash,
}, nil
}
func (c *converter) MentionToMasto(ctx context.Context, m *gtsmodel.Mention) (model.Mention, error) {
if m.TargetAccount == nil {
targetAccount, err := c.db.GetAccountByID(ctx, m.TargetAccountID)
if err != nil {
return model.Mention{}, err
}
m.TargetAccount = targetAccount
}
var local bool
if m.TargetAccount.Domain == "" {
local = true
}
var acct string
if local {
acct = m.TargetAccount.Username
} else {
acct = fmt.Sprintf("%s@%s", m.TargetAccount.Username, m.TargetAccount.Domain)
}
return model.Mention{
ID: m.TargetAccount.ID,
Username: m.TargetAccount.Username,
URL: m.TargetAccount.URL,
Acct: acct,
}, nil
}
func (c *converter) EmojiToMasto(ctx context.Context, e *gtsmodel.Emoji) (model.Emoji, error) {
return model.Emoji{
Shortcode: e.Shortcode,
URL: e.ImageURL,
StaticURL: e.ImageStaticURL,
VisibleInPicker: e.VisibleInPicker,
Category: e.CategoryID,
}, nil
}
func (c *converter) TagToMasto(ctx context.Context, t *gtsmodel.Tag) (model.Tag, error) {
return model.Tag{
Name: t.Name,
URL: t.URL,
}, nil
}
func (c *converter) StatusToMasto(ctx context.Context, s *gtsmodel.Status, requestingAccount *gtsmodel.Account) (*model.Status, error) {
l := c.log
repliesCount, err := c.db.CountStatusReplies(ctx, s)
if err != nil {
return nil, fmt.Errorf("error counting replies: %s", err)
}
reblogsCount, err := c.db.CountStatusReblogs(ctx, s)
if err != nil {
return nil, fmt.Errorf("error counting reblogs: %s", err)
}
favesCount, err := c.db.CountStatusFaves(ctx, s)
if err != nil {
return nil, fmt.Errorf("error counting faves: %s", err)
}
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var mastoRebloggedStatus *model.Status
if s.BoostOfID != "" {
// the boosted status might have been set on this struct already so check first before doing db calls
if s.BoostOf == nil {
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// it's not set so fetch it from the db
bs, err := c.db.GetStatusByID(ctx, s.BoostOfID)
if err != nil {
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return nil, fmt.Errorf("error getting boosted status with id %s: %s", s.BoostOfID, err)
}
s.BoostOf = bs
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}
// the boosted account might have been set on this struct already or passed as a param so check first before doing db calls
if s.BoostOfAccount == nil {
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// it's not set so fetch it from the db
ba, err := c.db.GetAccountByID(ctx, s.BoostOf.AccountID)
if err != nil {
return nil, fmt.Errorf("error getting boosted account %s from status with id %s: %s", s.BoostOf.AccountID, s.BoostOfID, err)
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}
s.BoostOfAccount = ba
s.BoostOf.Account = ba
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}
mastoRebloggedStatus, err = c.StatusToMasto(ctx, s.BoostOf, requestingAccount)
if err != nil {
return nil, fmt.Errorf("error converting boosted status to mastotype: %s", err)
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}
}
var mastoApplication *model.Application
if s.CreatedWithApplicationID != "" {
gtsApplication := &gtsmodel.Application{}
if err := c.db.GetByID(ctx, s.CreatedWithApplicationID, gtsApplication); err != nil {
return nil, fmt.Errorf("error fetching application used to create status: %s", err)
}
mastoApplication, err = c.AppToMastoPublic(ctx, gtsApplication)
if err != nil {
return nil, fmt.Errorf("error parsing application used to create status: %s", err)
}
}
if s.Account == nil {
a, err := c.db.GetAccountByID(ctx, s.AccountID)
if err != nil {
return nil, fmt.Errorf("error getting status author: %s", err)
}
s.Account = a
}
mastoAuthorAccount, err := c.AccountToMastoPublic(ctx, s.Account)
if err != nil {
return nil, fmt.Errorf("error parsing account of status author: %s", err)
}
mastoAttachments := []model.Attachment{}
// the status might already have some gts attachments on it if it's not been pulled directly from the database
// if so, we can directly convert the gts attachments into masto ones
if s.Attachments != nil {
for _, gtsAttachment := range s.Attachments {
mastoAttachment, err := c.AttachmentToMasto(ctx, gtsAttachment)
if err != nil {
l.Errorf("error converting attachment with id %s: %s", gtsAttachment.ID, err)
continue
}
mastoAttachments = append(mastoAttachments, mastoAttachment)
}
// the status doesn't have gts attachments on it, but it does have attachment IDs
// in this case, we need to pull the gts attachments from the db to convert them into masto ones
} else {
for _, aID := range s.AttachmentIDs {
gtsAttachment, err := c.db.GetAttachmentByID(ctx, aID)
if err != nil {
l.Errorf("error getting attachment with id %s: %s", aID, err)
continue
}
mastoAttachment, err := c.AttachmentToMasto(ctx, gtsAttachment)
if err != nil {
l.Errorf("error converting attachment with id %s: %s", aID, err)
continue
}
mastoAttachments = append(mastoAttachments, mastoAttachment)
}
}
mastoMentions := []model.Mention{}
// the status might already have some gts mentions on it if it's not been pulled directly from the database
// if so, we can directly convert the gts mentions into masto ones
if s.Mentions != nil {
for _, gtsMention := range s.Mentions {
mastoMention, err := c.MentionToMasto(ctx, gtsMention)
if err != nil {
l.Errorf("error converting mention with id %s: %s", gtsMention.ID, err)
continue
}
mastoMentions = append(mastoMentions, mastoMention)
}
// the status doesn't have gts mentions on it, but it does have mention IDs
// in this case, we need to pull the gts mentions from the db to convert them into masto ones
} else {
for _, mID := range s.MentionIDs {
gtsMention, err := c.db.GetMention(ctx, mID)
if err != nil {
l.Errorf("error getting mention with id %s: %s", mID, err)
continue
}
mastoMention, err := c.MentionToMasto(ctx, gtsMention)
if err != nil {
l.Errorf("error converting mention with id %s: %s", gtsMention.ID, err)
continue
}
mastoMentions = append(mastoMentions, mastoMention)
}
}
mastoTags := []model.Tag{}
// the status might already have some gts tags on it if it's not been pulled directly from the database
// if so, we can directly convert the gts tags into masto ones
if s.Tags != nil {
for _, gtsTag := range s.Tags {
mastoTag, err := c.TagToMasto(ctx, gtsTag)
if err != nil {
l.Errorf("error converting tag with id %s: %s", gtsTag.ID, err)
continue
}
mastoTags = append(mastoTags, mastoTag)
}
// the status doesn't have gts tags on it, but it does have tag IDs
// in this case, we need to pull the gts tags from the db to convert them into masto ones
} else {
for _, t := range s.TagIDs {
gtsTag := &gtsmodel.Tag{}
if err := c.db.GetByID(ctx, t, gtsTag); err != nil {
l.Errorf("error getting tag with id %s: %s", t, err)
continue
}
mastoTag, err := c.TagToMasto(ctx, gtsTag)
if err != nil {
l.Errorf("error converting tag with id %s: %s", gtsTag.ID, err)
continue
}
mastoTags = append(mastoTags, mastoTag)
}
}
mastoEmojis := []model.Emoji{}
// the status might already have some gts emojis on it if it's not been pulled directly from the database
// if so, we can directly convert the gts emojis into masto ones
if s.Emojis != nil {
for _, gtsEmoji := range s.Emojis {
mastoEmoji, err := c.EmojiToMasto(ctx, gtsEmoji)
if err != nil {
l.Errorf("error converting emoji with id %s: %s", gtsEmoji.ID, err)
continue
}
mastoEmojis = append(mastoEmojis, mastoEmoji)
}
// the status doesn't have gts emojis on it, but it does have emoji IDs
// in this case, we need to pull the gts emojis from the db to convert them into masto ones
} else {
for _, e := range s.EmojiIDs {
gtsEmoji := &gtsmodel.Emoji{}
if err := c.db.GetByID(ctx, e, gtsEmoji); err != nil {
l.Errorf("error getting emoji with id %s: %s", e, err)
continue
}
mastoEmoji, err := c.EmojiToMasto(ctx, gtsEmoji)
if err != nil {
l.Errorf("error converting emoji with id %s: %s", gtsEmoji.ID, err)
continue
}
mastoEmojis = append(mastoEmojis, mastoEmoji)
}
}
var mastoCard *model.Card
var mastoPoll *model.Poll
statusInteractions := &statusInteractions{}
si, err := c.interactionsWithStatusForAccount(ctx, s, requestingAccount)
if err == nil {
statusInteractions = si
}
apiStatus := &model.Status{
ID: s.ID,
CreatedAt: s.CreatedAt.Format(time.RFC3339),
InReplyToID: s.InReplyToID,
InReplyToAccountID: s.InReplyToAccountID,
Sensitive: s.Sensitive,
SpoilerText: s.ContentWarning,
Visibility: c.VisToMasto(ctx, s.Visibility),
Language: s.Language,
URI: s.URI,
URL: s.URL,
RepliesCount: repliesCount,
ReblogsCount: reblogsCount,
FavouritesCount: favesCount,
Favourited: statusInteractions.Faved,
Bookmarked: statusInteractions.Bookmarked,
Muted: statusInteractions.Muted,
Reblogged: statusInteractions.Reblogged,
Pinned: s.Pinned,
Content: s.Content,
Application: mastoApplication,
Account: mastoAuthorAccount,
MediaAttachments: mastoAttachments,
Mentions: mastoMentions,
Tags: mastoTags,
Emojis: mastoEmojis,
Card: mastoCard, // TODO: implement cards
Poll: mastoPoll, // TODO: implement polls
Text: s.Text,
}
if mastoRebloggedStatus != nil {
apiStatus.Reblog = &model.StatusReblogged{Status: mastoRebloggedStatus}
}
return apiStatus, nil
}
// VisToMasto converts a gts visibility into its mastodon equivalent
func (c *converter) VisToMasto(ctx context.Context, m gtsmodel.Visibility) model.Visibility {
switch m {
case gtsmodel.VisibilityPublic:
return model.VisibilityPublic
case gtsmodel.VisibilityUnlocked:
return model.VisibilityUnlisted
case gtsmodel.VisibilityFollowersOnly, gtsmodel.VisibilityMutualsOnly:
return model.VisibilityPrivate
case gtsmodel.VisibilityDirect:
return model.VisibilityDirect
}
return ""
}
func (c *converter) InstanceToMasto(ctx context.Context, i *gtsmodel.Instance) (*model.Instance, error) {
mi := &model.Instance{
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URI: i.URI,
Title: i.Title,
Description: i.Description,
ShortDescription: i.ShortDescription,
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Email: i.ContactEmail,
Version: i.Version,
Stats: make(map[string]int),
ContactAccount: &model.Account{},
}
// if the requested instance is *this* instance, we can add some extra information
if i.Domain == c.config.Host {
userCountKey := "user_count"
statusCountKey := "status_count"
domainCountKey := "domain_count"
userCount, err := c.db.CountInstanceUsers(ctx, c.config.Host)
if err == nil {
mi.Stats[userCountKey] = userCount
}
statusCount, err := c.db.CountInstanceStatuses(ctx, c.config.Host)
if err == nil {
mi.Stats[statusCountKey] = statusCount
}
domainCount, err := c.db.CountInstanceDomains(ctx, c.config.Host)
if err == nil {
mi.Stats[domainCountKey] = domainCount
}
mi.Registrations = c.config.AccountsConfig.OpenRegistration
mi.ApprovalRequired = c.config.AccountsConfig.RequireApproval
mi.InvitesEnabled = false // TODO
mi.MaxTootChars = uint(c.config.StatusesConfig.MaxChars)
mi.URLS = &model.InstanceURLs{
StreamingAPI: fmt.Sprintf("wss://%s", c.config.Host),
}
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mi.Version = c.config.SoftwareVersion
}
// get the instance account if it exists and just skip if it doesn't
ia, err := c.db.GetInstanceAccount(ctx, "")
if err == nil {
if ia.HeaderMediaAttachment != nil {
mi.Thumbnail = ia.HeaderMediaAttachment.URL
}
}
// contact account is optional but let's try to get it
if i.ContactAccountID != "" {
if i.ContactAccount == nil {
contactAccount, err := c.db.GetAccountByID(ctx, i.ContactAccountID)
if err == nil {
i.ContactAccount = contactAccount
}
}
ma, err := c.AccountToMastoPublic(ctx, i.ContactAccount)
if err == nil {
mi.ContactAccount = ma
}
}
return mi, nil
}
func (c *converter) RelationshipToMasto(ctx context.Context, r *gtsmodel.Relationship) (*model.Relationship, error) {
return &model.Relationship{
ID: r.ID,
Following: r.Following,
ShowingReblogs: r.ShowingReblogs,
Notifying: r.Notifying,
FollowedBy: r.FollowedBy,
Blocking: r.Blocking,
BlockedBy: r.BlockedBy,
Muting: r.Muting,
MutingNotifications: r.MutingNotifications,
Requested: r.Requested,
DomainBlocking: r.DomainBlocking,
Endorsed: r.Endorsed,
Note: r.Note,
}, nil
}
func (c *converter) NotificationToMasto(ctx context.Context, n *gtsmodel.Notification) (*model.Notification, error) {
if n.TargetAccount == nil {
tAccount, err := c.db.GetAccountByID(ctx, n.TargetAccountID)
if err != nil {
return nil, fmt.Errorf("NotificationToMasto: error getting target account with id %s from the db: %s", n.TargetAccountID, err)
}
n.TargetAccount = tAccount
}
if n.OriginAccount == nil {
ogAccount, err := c.db.GetAccountByID(ctx, n.OriginAccountID)
if err != nil {
return nil, fmt.Errorf("NotificationToMasto: error getting origin account with id %s from the db: %s", n.OriginAccountID, err)
}
n.OriginAccount = ogAccount
}
mastoAccount, err := c.AccountToMastoPublic(ctx, n.OriginAccount)
if err != nil {
return nil, fmt.Errorf("NotificationToMasto: error converting account to masto: %s", err)
}
var mastoStatus *model.Status
if n.StatusID != "" {
if n.Status == nil {
status, err := c.db.GetStatusByID(ctx, n.StatusID)
if err != nil {
return nil, fmt.Errorf("NotificationToMasto: error getting status with id %s from the db: %s", n.StatusID, err)
}
n.Status = status
}
if n.Status.Account == nil {
if n.Status.AccountID == n.TargetAccount.ID {
n.Status.Account = n.TargetAccount
} else if n.Status.AccountID == n.OriginAccount.ID {
n.Status.Account = n.OriginAccount
}
}
var err error
mastoStatus, err = c.StatusToMasto(ctx, n.Status, nil)
if err != nil {
return nil, fmt.Errorf("NotificationToMasto: error converting status to masto: %s", err)
}
}
return &model.Notification{
ID: n.ID,
Type: string(n.NotificationType),
CreatedAt: n.CreatedAt.Format(time.RFC3339),
Account: mastoAccount,
Status: mastoStatus,
}, nil
}
func (c *converter) DomainBlockToMasto(ctx context.Context, b *gtsmodel.DomainBlock, export bool) (*model.DomainBlock, error) {
domainBlock := &model.DomainBlock{
Domain: b.Domain,
PublicComment: b.PublicComment,
}
// if we're exporting a domain block, return it with minimal information attached
if !export {
domainBlock.ID = b.ID
domainBlock.Obfuscate = b.Obfuscate
domainBlock.PrivateComment = b.PrivateComment
domainBlock.SubscriptionID = b.SubscriptionID
domainBlock.CreatedBy = b.CreatedByAccountID
domainBlock.CreatedAt = b.CreatedAt.Format(time.RFC3339)
}
return domainBlock, nil
}