mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-11-25 01:41:00 +00:00
b6fbdc66c1
* [chore] Deinterface processor and subprocessors * expose subprocessors via function calls * missing license header
109 lines
3.6 KiB
Go
109 lines
3.6 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021-2023 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 account
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import (
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"context"
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"errors"
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"fmt"
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"time"
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"github.com/gorilla/feeds"
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"github.com/superseriousbusiness/gotosocial/internal/config"
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"github.com/superseriousbusiness/gotosocial/internal/db"
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"github.com/superseriousbusiness/gotosocial/internal/gtserror"
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)
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const rssFeedLength = 20
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// GetRSSFeedForUsername returns RSS feed for the given local username.
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func (p *Processor) GetRSSFeedForUsername(ctx context.Context, username string) (func() (string, gtserror.WithCode), time.Time, gtserror.WithCode) {
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account, err := p.db.GetAccountByUsernameDomain(ctx, username, "")
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if err != nil {
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if err == db.ErrNoEntries {
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return nil, time.Time{}, gtserror.NewErrorNotFound(errors.New("GetRSSFeedForUsername: account not found"))
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}
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return nil, time.Time{}, gtserror.NewErrorInternalError(fmt.Errorf("GetRSSFeedForUsername: db error: %s", err))
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}
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if !*account.EnableRSS {
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return nil, time.Time{}, gtserror.NewErrorNotFound(errors.New("GetRSSFeedForUsername: account RSS feed not enabled"))
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}
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lastModified, err := p.db.GetAccountLastPosted(ctx, account.ID, true)
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if err != nil {
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return nil, time.Time{}, gtserror.NewErrorInternalError(fmt.Errorf("GetRSSFeedForUsername: db error: %s", err))
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}
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return func() (string, gtserror.WithCode) {
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statuses, err := p.db.GetAccountWebStatuses(ctx, account.ID, rssFeedLength, "")
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if err != nil && err != db.ErrNoEntries {
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return "", gtserror.NewErrorInternalError(fmt.Errorf("GetRSSFeedForUsername: db error: %s", err))
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}
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author := "@" + account.Username + "@" + config.GetAccountDomain()
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title := "Posts from " + author
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description := "Posts from " + author
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link := &feeds.Link{Href: account.URL}
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var image *feeds.Image
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if account.AvatarMediaAttachmentID != "" {
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if account.AvatarMediaAttachment == nil {
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avatar, err := p.db.GetAttachmentByID(ctx, account.AvatarMediaAttachmentID)
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if err != nil {
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return "", gtserror.NewErrorInternalError(fmt.Errorf("GetRSSFeedForUsername: db error fetching avatar attachment: %s", err))
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}
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account.AvatarMediaAttachment = avatar
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}
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image = &feeds.Image{
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Url: account.AvatarMediaAttachment.Thumbnail.URL,
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Title: "Avatar for " + author,
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Link: account.URL,
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}
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}
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feed := &feeds.Feed{
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Title: title,
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Description: description,
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Link: link,
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Image: image,
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}
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for i, s := range statuses {
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// take the date of the first (ie., latest) status as feed updated value
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if i == 0 {
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feed.Updated = s.UpdatedAt
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}
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item, err := p.tc.StatusToRSSItem(ctx, s)
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if err != nil {
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return "", gtserror.NewErrorInternalError(fmt.Errorf("GetRSSFeedForUsername: error converting status to feed item: %s", err))
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}
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feed.Add(item)
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}
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rss, err := feed.ToRss()
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if err != nil {
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return "", gtserror.NewErrorInternalError(fmt.Errorf("GetRSSFeedForUsername: error converting feed to rss string: %s", err))
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}
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return rss, nil
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}, lastModified, nil
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}
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