Home timeline (#28)

* v. basic implementation of home timeline

* Go fmt ./...
This commit is contained in:
Tobi Smethurst 2021-05-21 23:04:59 +02:00 committed by GitHub
parent d839f27c30
commit 0df2e18cc0
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GPG Key ID: 4AEE18F83AFDEB23
14 changed files with 317 additions and 52 deletions

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@ -69,7 +69,7 @@ func (m *Module) OauthTokenMiddleware(c *gin.Context) {
if cid := ti.GetClientID(); cid != "" {
l.Tracef("authenticated client %s with bearer token, scope is %s", cid, ti.GetScope())
app := &gtsmodel.Application{}
if err := m.db.GetWhere([]db.Where{{Key: "client_id",Value: cid}}, app); err != nil {
if err := m.db.GetWhere([]db.Where{{Key: "client_id", Value: cid}}, app); err != nil {
l.Tracef("no app found for client %s", cid)
}
c.Set(oauth.SessionAuthorizedApplication, app)

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@ -0,0 +1,98 @@
/*
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 timeline
import (
"net/http"
"strconv"
"github.com/gin-gonic/gin"
"github.com/superseriousbusiness/gotosocial/internal/oauth"
)
// HomeTimelineGETHandler serves status from the HOME timeline.
//
// Several different filters might be passed into this function in the query:
//
// max_id -- the maximum ID of the status to show
// since_id -- Return results newer than id
// min_id -- Return results immediately newer than id
// limit -- show only limit number of statuses
// local -- Return only local statuses?
func (m *Module) HomeTimelineGETHandler(c *gin.Context) {
l := m.log.WithField("func", "AccountStatusesGETHandler")
authed, err := oauth.Authed(c, true, true, true, true)
if err != nil {
l.Debugf("error authing: %s", err)
c.JSON(http.StatusUnauthorized, gin.H{"error": "unauthorized"})
return
}
maxID := ""
maxIDString := c.Query(MaxIDKey)
if maxIDString != "" {
maxID = maxIDString
}
sinceID := ""
sinceIDString := c.Query(SinceIDKey)
if sinceIDString != "" {
sinceID = sinceIDString
}
minID := ""
minIDString := c.Query(MinIDKey)
if minIDString != "" {
minID = minIDString
}
limit := 20
limitString := c.Query(LimitKey)
if limitString != "" {
i, err := strconv.ParseInt(limitString, 10, 64)
if err != nil {
l.Debugf("error parsing limit string: %s", err)
c.JSON(http.StatusBadRequest, gin.H{"error": "couldn't parse limit query param"})
return
}
limit = int(i)
}
local := false
localString := c.Query(LocalKey)
if localString != "" {
i, err := strconv.ParseBool(localString)
if err != nil {
l.Debugf("error parsing local string: %s", err)
c.JSON(http.StatusBadRequest, gin.H{"error": "couldn't parse local query param"})
return
}
local = i
}
statuses, errWithCode := m.processor.HomeTimelineGet(authed, maxID, sinceID, minID, limit, local)
if errWithCode != nil {
l.Debugf("error from processor account statuses get: %s", errWithCode)
c.JSON(errWithCode.Code(), gin.H{"error": errWithCode.Safe()})
return
}
c.JSON(http.StatusOK, statuses)
}

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@ -0,0 +1,68 @@
package timeline
/*
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/>.
*/
import (
"net/http"
"github.com/sirupsen/logrus"
"github.com/superseriousbusiness/gotosocial/internal/api"
"github.com/superseriousbusiness/gotosocial/internal/config"
"github.com/superseriousbusiness/gotosocial/internal/message"
"github.com/superseriousbusiness/gotosocial/internal/router"
)
const (
// BasePath is the base URI path for serving timelines
BasePath = "/api/v1/timelines"
// HomeTimeline is the path for the home timeline
HomeTimeline = BasePath + "/home"
// MaxIDKey is the url query for setting a max status ID to return
MaxIDKey = "max_id"
// SinceIDKey is the url query for returning results newer than the given ID
SinceIDKey = "since_id"
// MinIDKey is the url query for returning results immediately newer than the given ID
MinIDKey = "min_id"
// Limit key is for specifying maximum number of results to return.
LimitKey = "limit"
// LocalKey is for specifying whether only local statuses should be returned
LocalKey = "local"
)
// Module implements the ClientAPIModule interface for everything relating to viewing timelines
type Module struct {
config *config.Config
processor message.Processor
log *logrus.Logger
}
// New returns a new timeline module
func New(config *config.Config, processor message.Processor, log *logrus.Logger) api.ClientModule {
return &Module{
config: config,
processor: processor,
log: log,
}
}
// Route attaches all routes from this module to the given router
func (m *Module) Route(r router.Router) error {
r.AttachHandler(http.MethodGet, HomeTimeline, m.HomeTimelineGETHandler)
return nil
}

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@ -32,12 +32,14 @@ const (
// ErrNoEntries is to be returned from the DB interface when no entries are found for a given query.
type ErrNoEntries struct{}
func (e ErrNoEntries) Error() string {
return "no entries"
}
// ErrAlreadyExists is to be returned from the DB interface when an entry already exists for a given query or its constraints.
type ErrAlreadyExists struct{}
func (e ErrAlreadyExists) Error() string {
return "already exists"
}
@ -278,6 +280,10 @@ type DB interface {
// This slice will be unfiltered, not taking account of blocks and whatnot, so filter it before serving it back to a user.
WhoFavedStatus(status *gtsmodel.Status) ([]*gtsmodel.Account, error)
// GetHomeTimelineForAccount fetches the account's HOME timeline -- ie., posts and replies from people they *follow*.
// It will use the given filters and try to return as many statuses up to the limit as possible.
GetHomeTimelineForAccount(accountID string, maxID string, sinceID string, minID string, limit int, local bool) ([]*gtsmodel.Status, error)
/*
USEFUL CONVERSION FUNCTIONS
*/

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@ -1103,6 +1103,26 @@ func (ps *postgresService) WhoFavedStatus(status *gtsmodel.Status) ([]*gtsmodel.
return accounts, nil
}
func (ps *postgresService) GetHomeTimelineForAccount(accountID string, maxID string, sinceID string, minID string, limit int, local bool) ([]*gtsmodel.Status, error) {
statuses := []*gtsmodel.Status{}
q := ps.conn.Model(&statuses).
ColumnExpr("status.*").
Join("JOIN follows AS f ON f.target_account_id = status.account_id").
Where("f.account_id = ?", accountID).
Limit(limit).
Order("status.created_at DESC")
err := q.Select()
if err != nil {
if err != pg.ErrNoRows {
return nil, err
}
}
return statuses, nil
}
/*
CONVERSION FUNCTIONS
*/

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@ -38,6 +38,7 @@ import (
"github.com/superseriousbusiness/gotosocial/internal/api/client/instance"
mediaModule "github.com/superseriousbusiness/gotosocial/internal/api/client/media"
"github.com/superseriousbusiness/gotosocial/internal/api/client/status"
"github.com/superseriousbusiness/gotosocial/internal/api/client/timeline"
"github.com/superseriousbusiness/gotosocial/internal/api/s2s/user"
"github.com/superseriousbusiness/gotosocial/internal/api/s2s/webfinger"
"github.com/superseriousbusiness/gotosocial/internal/api/security"
@ -116,6 +117,7 @@ var Run action.GTSAction = func(ctx context.Context, c *config.Config, log *logr
followRequestsModule := followrequest.New(c, processor, log)
webfingerModule := webfinger.New(c, processor, log)
usersModule := user.New(c, processor, log)
timelineModule := timeline.New(c, processor, log)
mm := mediaModule.New(c, processor, log)
fileServerModule := fileserver.New(c, processor, log)
adminModule := admin.New(c, processor, log)
@ -138,6 +140,7 @@ var Run action.GTSAction = func(ctx context.Context, c *config.Config, log *logr
statusModule,
webfingerModule,
usersModule,
timelineModule,
}
for _, m := range apis {

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@ -121,6 +121,9 @@ type Processor interface {
// StatusUnfave processes the unfaving of a given status, returning the updated status if the fave goes through.
StatusUnfave(authed *oauth.Auth, targetStatusID string) (*apimodel.Status, error)
// HomeTimelineGet returns statuses from the home timeline, with the given filters/parameters.
HomeTimelineGet(authed *oauth.Auth, maxID string, sinceID string, minID string, limit int, local bool) ([]apimodel.Status, ErrorWithCode)
/*
FEDERATION API-FACING PROCESSING FUNCTIONS
These functions are intended to be called when the federating client needs an immediate (ie., synchronous) reply

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@ -0,0 +1,67 @@
package message
import (
"fmt"
apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/oauth"
)
func (p *processor) HomeTimelineGet(authed *oauth.Auth, maxID string, sinceID string, minID string, limit int, local bool) ([]apimodel.Status, ErrorWithCode) {
statuses, err := p.db.GetHomeTimelineForAccount(authed.Account.ID, maxID, sinceID, minID, limit, local)
if err != nil {
return nil, NewErrorInternalError(err)
}
apiStatuses := []apimodel.Status{}
for _, s := range statuses {
targetAccount := &gtsmodel.Account{}
if err := p.db.GetByID(s.AccountID, targetAccount); err != nil {
return nil, NewErrorInternalError(fmt.Errorf("error getting status author: %s", err))
}
relevantAccounts, err := p.db.PullRelevantAccountsFromStatus(s)
if err != nil {
return nil, NewErrorInternalError(fmt.Errorf("error getting relevant statuses: %s", err))
}
visible, err := p.db.StatusVisible(s, targetAccount, authed.Account, relevantAccounts)
if err != nil {
return nil, NewErrorInternalError(fmt.Errorf("error checking status visibility: %s", err))
}
if !visible {
continue
}
var boostedStatus *gtsmodel.Status
if s.BoostOfID != "" {
bs := &gtsmodel.Status{}
if err := p.db.GetByID(s.BoostOfID, bs); err != nil {
return nil, NewErrorInternalError(fmt.Errorf("error getting boosted status: %s", err))
}
boostedRelevantAccounts, err := p.db.PullRelevantAccountsFromStatus(bs)
if err != nil {
return nil, NewErrorInternalError(fmt.Errorf("error getting relevant accounts from boosted status: %s", err))
}
boostedVisible, err := p.db.StatusVisible(bs, relevantAccounts.BoostedAccount, authed.Account, boostedRelevantAccounts)
if err != nil {
return nil, NewErrorInternalError(fmt.Errorf("error checking boosted status visibility: %s", err))
}
if boostedVisible {
boostedStatus = bs
}
}
apiStatus, err := p.tc.StatusToMasto(s, targetAccount, authed.Account, relevantAccounts.BoostedAccount, relevantAccounts.ReplyToAccount, boostedStatus)
if err != nil {
return nil, NewErrorInternalError(fmt.Errorf("error converting status to masto: %s", err))
}
apiStatuses = append(apiStatuses, *apiStatus)
}
return apiStatuses, nil
}

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@ -121,7 +121,7 @@ func (c *converter) ASRepresentationToAccount(accountable Accountable) (*gtsmode
acct.URL = url.String()
// InboxURI
if accountable.GetActivityStreamsInbox() != nil || accountable.GetActivityStreamsInbox().GetIRI() != nil {
if accountable.GetActivityStreamsInbox() != nil && accountable.GetActivityStreamsInbox().GetIRI() != nil {
acct.InboxURI = accountable.GetActivityStreamsInbox().GetIRI().String()
}