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[bugfix] more robust list timeline invalidation (#1995)

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kim 2023-07-18 09:43:17 +01:00 committed by GitHub
parent 346ecabd07
commit f4319740ab
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GPG key ID: 4AEE18F83AFDEB23
15 changed files with 254 additions and 226 deletions
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9
internal/api/util/parsequery.go
View file

@ -73,7 +73,14 @@ func requiredError(key string) gtserror.WithCode {
*/
func ParseLimit(value string, defaultValue int, max, min int) (int, gtserror.WithCode) {
return parseInt(value, defaultValue, max, min, LimitKey)
i, err := parseInt(value, defaultValue, max, min, LimitKey)
if err != nil {
return 0, err
} else if i == 0 {
// treat 0 as an empty query
return defaultValue, nil
}
return i, nil
}
func ParseLocal(value string, defaultValue bool) (bool, gtserror.WithCode) {

14
internal/cache/cache.go vendored
View file

@ -93,13 +93,14 @@ func (c *Caches) setuphooks() {
})
c.GTS.EmojiCategory().SetInvalidateCallback(func(category *gtsmodel.EmojiCategory) {
// Invalidate entire emoji cache,
// as we can't know which emojis
// specifically this will effect.
c.GTS.Emoji().Clear()
// Invalidate any emoji in this category.
c.GTS.Emoji().Invalidate("CategoryID", category.ID)
})
c.GTS.Follow().SetInvalidateCallback(func(follow *gtsmodel.Follow) {
// Invalidate any related list entries.
c.GTS.ListEntry().Invalidate("FollowID", follow.ID)
// Invalidate follow origin account ID cached visibility.
c.Visibility.Invalidate("ItemID", follow.AccountID)
c.Visibility.Invalidate("RequesterID", follow.AccountID)
@ -122,6 +123,11 @@ func (c *Caches) setuphooks() {
c.GTS.Follow().Invalidate("ID", followReq.ID)
})
c.GTS.List().SetInvalidateCallback(func(list *gtsmodel.List) {
// Invalidate all cached entries of this list.
c.GTS.ListEntry().Invalidate("ListID", list.ID)
})
c.GTS.Status().SetInvalidateCallback(func(status *gtsmodel.Status) {
// Invalidate status ID cached visibility.
c.Visibility.Invalidate("ItemID", status.ID)

3
internal/cache/gts.go vendored
View file

@ -262,6 +262,7 @@ func (c *GTSCaches) initEmoji() {
{Name: "URI"},
{Name: "Shortcode.Domain"},
{Name: "ImageStaticURL"},
{Name: "CategoryID", Multi: true},
}, func(e1 *gtsmodel.Emoji) *gtsmodel.Emoji {
e2 := new(gtsmodel.Emoji)
*e2 = *e1
@ -338,6 +339,8 @@ func (c *GTSCaches) initList() {
func (c *GTSCaches) initListEntry() {
c.listEntry = result.New([]result.Lookup{
{Name: "ID"},
{Name: "ListID", Multi: true},
{Name: "FollowID", Multi: true},
}, func(l1 *gtsmodel.ListEntry) *gtsmodel.ListEntry {
l2 := new(gtsmodel.ListEntry)
*l2 = *l1

256
internal/db/bundb/list.go
View file

@ -41,33 +41,6 @@ type listDB struct {
LIST FUNCTIONS
*/
func (l *listDB) getList(ctx context.Context, lookup string, dbQuery func(*gtsmodel.List) error, keyParts ...any) (*gtsmodel.List, error) {
list, err := l.state.Caches.GTS.List().Load(lookup, func() (*gtsmodel.List, error) {
var list gtsmodel.List
// Not cached! Perform database query.
if err := dbQuery(&list); err != nil {
return nil, l.conn.ProcessError(err)
}
return &list, nil
}, keyParts...)
if err != nil {
return nil, err // already processed
}
if gtscontext.Barebones(ctx) {
// Only a barebones model was requested.
return list, nil
}
if err := l.state.DB.PopulateList(ctx, list); err != nil {
return nil, err
}
return list, nil
}
func (l *listDB) GetListByID(ctx context.Context, id string) (*gtsmodel.List, error) {
return l.getList(
ctx,
@ -82,6 +55,34 @@ func(list *gtsmodel.List) error {
)
}
func (l *listDB) getList(ctx context.Context, lookup string, dbQuery func(*gtsmodel.List) error, keyParts ...any) (*gtsmodel.List, error) {
list, err := l.state.Caches.GTS.List().Load(lookup, func() (*gtsmodel.List, error) {
var list gtsmodel.List
// Not cached! Perform database query.
if err := dbQuery(&list); err != nil {
return nil, l.conn.ProcessError(err)
}
return &list, nil
}, keyParts...)
if err != nil {
// already processed
return nil, err
}
if gtscontext.Barebones(ctx) {
// Only a barebones model was requested.
return list, nil
}
if err := l.state.DB.PopulateList(ctx, list); err != nil {
return nil, err
}
return list, nil
}
func (l *listDB) GetListsForAccountID(ctx context.Context, accountID string) ([]*gtsmodel.List, error) {
// Fetch IDs of all lists owned by this account.
var listIDs []string
@ -107,8 +108,6 @@ func (l *listDB) GetListsForAccountID(ctx context.Context, accountID string) ([]
log.Errorf(ctx, "error fetching list %q: %v", id, err)
continue
}
// Append list.
lists = append(lists, list)
}
@ -161,49 +160,89 @@ func (l *listDB) UpdateList(ctx context.Context, list *gtsmodel.List, columns ..
columns = append(columns, "updated_at")
}
defer func() {
// Invalidate all entries for this list ID.
l.state.Caches.GTS.ListEntry().Invalidate("ListID", list.ID)
// Invalidate this entire list's timeline.
if err := l.state.Timelines.List.RemoveTimeline(ctx, list.ID); err != nil {
log.Errorf(ctx, "error invalidating list timeline: %q", err)
}
}()
return l.state.Caches.GTS.List().Store(list, func() error {
if _, err := l.conn.NewUpdate().
_, err := l.conn.NewUpdate().
Model(list).
Where("? = ?", bun.Ident("list.id"), list.ID).
Column(columns...).
Exec(ctx); err != nil {
Exec(ctx)
return l.conn.ProcessError(err)
}
return nil
})
}
func (l *listDB) DeleteListByID(ctx context.Context, id string) error {
defer l.state.Caches.GTS.List().Invalidate("ID", id)
// Select all entries that belong to this list.
listEntries, err := l.state.DB.GetListEntries(ctx, id, "", "", "", 0)
// Load list by ID into cache to ensure we can perform
// all necessary cache invalidation hooks on removal.
_, err := l.GetListByID(
// Don't populate the entry;
// we only want the list ID.
gtscontext.SetBarebones(ctx),
id,
)
if err != nil {
return fmt.Errorf("error selecting entries from list %q: %w", id, err)
if errors.Is(err, db.ErrNoEntries) {
// Already gone.
return nil
}
// Delete each list entry. This will
// invalidate the list timeline too.
for _, listEntry := range listEntries {
err := l.state.DB.DeleteListEntry(ctx, listEntry.ID)
if err != nil && !errors.Is(err, db.ErrNoEntries) {
return err
}
defer func() {
// Invalidate this list from cache.
l.state.Caches.GTS.List().Invalidate("ID", id)
// Invalidate this entire list's timeline.
if err := l.state.Timelines.List.RemoveTimeline(ctx, id); err != nil {
log.Errorf(ctx, "error invalidating list timeline: %q", err)
}
}()
return l.conn.RunInTx(ctx, func(tx bun.Tx) error {
// Delete all entries attached to list.
if _, err := tx.NewDelete().
Table("list_entries").
Where("? = ?", bun.Ident("list_id"), id).
Exec(ctx); err != nil {
return err
}
// Finally delete list itself from DB.
_, err = l.conn.NewDelete().
// Delete the list itself.
_, err := tx.NewDelete().
Table("lists").
Where("? = ?", bun.Ident("id"), id).
Exec(ctx)
return l.conn.ProcessError(err)
return err
})
}
/*
LIST ENTRY functions
*/
func (l *listDB) GetListEntryByID(ctx context.Context, id string) (*gtsmodel.ListEntry, error) {
return l.getListEntry(
ctx,
"ID",
func(listEntry *gtsmodel.ListEntry) error {
return l.conn.NewSelect().
Model(listEntry).
Where("? = ?", bun.Ident("list_entry.id"), id).
Scan(ctx)
},
id,
)
}
func (l *listDB) getListEntry(ctx context.Context, lookup string, dbQuery func(*gtsmodel.ListEntry) error, keyParts ...any) (*gtsmodel.ListEntry, error) {
listEntry, err := l.state.Caches.GTS.ListEntry().Load(lookup, func() (*gtsmodel.ListEntry, error) {
var listEntry gtsmodel.ListEntry
@ -232,20 +271,6 @@ func (l *listDB) getListEntry(ctx context.Context, lookup string, dbQuery func(*
return listEntry, nil
}
func (l *listDB) GetListEntryByID(ctx context.Context, id string) (*gtsmodel.ListEntry, error) {
return l.getListEntry(
ctx,
"ID",
func(listEntry *gtsmodel.ListEntry) error {
return l.conn.NewSelect().
Model(listEntry).
Where("? = ?", bun.Ident("list_entry.id"), id).
Scan(ctx)
},
id,
)
}
func (l *listDB) GetListEntries(ctx context.Context,
listID string,
maxID string,
@ -328,8 +353,6 @@ func (l *listDB) GetListEntries(ctx context.Context,
log.Errorf(ctx, "error fetching list entry %q: %v", id, err)
continue
}
// Append list entries.
listEntries = append(listEntries, listEntry)
}
@ -337,7 +360,7 @@ func (l *listDB) GetListEntries(ctx context.Context,
}
func (l *listDB) GetListEntriesForFollowID(ctx context.Context, followID string) ([]*gtsmodel.ListEntry, error) {
entryIDs := []string{}
var entryIDs []string
if err := l.conn.
NewSelect().
@ -362,8 +385,6 @@ func (l *listDB) GetListEntriesForFollowID(ctx context.Context, followID string)
log.Errorf(ctx, "error fetching list entry %q: %v", id, err)
continue
}
// Append list entries.
listEntries = append(listEntries, listEntry)
}
@ -387,33 +408,42 @@ func (l *listDB) PopulateListEntry(ctx context.Context, listEntry *gtsmodel.List
return nil
}
func (l *listDB) PutListEntries(ctx context.Context, listEntries []*gtsmodel.ListEntry) error {
func (l *listDB) PutListEntries(ctx context.Context, entries []*gtsmodel.ListEntry) error {
defer func() {
// Collect unique list IDs from the entries.
listIDs := collate(func(i int) string {
return entries[i].ListID
}, len(entries))
for _, id := range listIDs {
// Invalidate the timeline for the list this entry belongs to.
if err := l.state.Timelines.List.RemoveTimeline(ctx, id); err != nil {
log.Errorf(ctx, "error invalidating list timeline: %q", err)
}
}
}()
// Finally, insert each list entry into the database.
return l.conn.RunInTx(ctx, func(tx bun.Tx) error {
for _, listEntry := range listEntries {
if _, err := tx.
for _, entry := range entries {
if err := l.state.Caches.GTS.ListEntry().Store(entry, func() error {
_, err := tx.
NewInsert().
Model(listEntry).
Exec(ctx); err != nil {
Model(entry).
Exec(ctx)
return err
}); err != nil {
return err
}
// Invalidate the timeline for the list this entry belongs to.
if err := l.state.Timelines.List.RemoveTimeline(ctx, listEntry.ListID); err != nil {
log.Errorf(ctx, "PutListEntries: error invalidating list timeline: %q", err)
}
}
return nil
})
}
func (l *listDB) DeleteListEntry(ctx context.Context, id string) error {
defer l.state.Caches.GTS.ListEntry().Invalidate("ID", id)
// Load list entry into cache before attempting a delete,
// as we need the followID from it in order to trigger
// timeline invalidation.
listEntry, err := l.GetListEntryByID(
// Load list entry into cache to ensure we can perform
// all necessary cache invalidation hooks on removal.
entry, err := l.GetListEntryByID(
// Don't populate the entry;
// we only want the list ID.
gtscontext.SetBarebones(ctx),
@ -428,36 +458,39 @@ func (l *listDB) DeleteListEntry(ctx context.Context, id string) error {
}
defer func() {
// Invalidate this list entry upon delete.
l.state.Caches.GTS.ListEntry().Invalidate("ID", id)
// Invalidate the timeline for the list this entry belongs to.
if err := l.state.Timelines.List.RemoveTimeline(ctx, listEntry.ListID); err != nil {
log.Errorf(ctx, "DeleteListEntry: error invalidating list timeline: %q", err)
if err := l.state.Timelines.List.RemoveTimeline(ctx, entry.ListID); err != nil {
log.Errorf(ctx, "error invalidating list timeline: %q", err)
}
}()
if _, err := l.conn.NewDelete().
// Finally delete the list entry.
_, err = l.conn.NewDelete().
Table("list_entries").
Where("? = ?", bun.Ident("id"), listEntry.ID).
Exec(ctx); err != nil {
return l.conn.ProcessError(err)
}
return nil
Where("? = ?", bun.Ident("id"), id).
Exec(ctx)
return err
}
func (l *listDB) DeleteListEntriesForFollowID(ctx context.Context, followID string) error {
// Fetch IDs of all entries that pertain to this follow.
var listEntryIDs []string
var entryIDs []string
// Fetch entry IDs for follow ID.
if err := l.conn.
NewSelect().
TableExpr("? AS ?", bun.Ident("list_entries"), bun.Ident("list_entry")).
Column("list_entry.id").
Where("? = ?", bun.Ident("list_entry.follow_id"), followID).
Order("list_entry.id DESC").
Scan(ctx, &listEntryIDs); err != nil {
Table("list_entries").
Column("id").
Where("? = ?", bun.Ident("follow_id"), followID).
Order("id DESC").
Scan(ctx, &entryIDs); err != nil {
return l.conn.ProcessError(err)
}
for _, id := range listEntryIDs {
for _, id := range entryIDs {
// Delete each separately to trigger cache invalidations.
if err := l.DeleteListEntry(ctx, id); err != nil {
return err
}
@ -465,3 +498,24 @@ func (l *listDB) DeleteListEntriesForFollowID(ctx context.Context, followID stri
return nil
}
// collate will collect the values of type T from an expected slice of length 'len',
// passing the expected index to each call of 'get' and deduplicating the end result.
func collate[T comparable](get func(int) T, len int) []T {
ts := make([]T, 0, len)
tm := make(map[T]struct{}, len)
for i := 0; i < len; i++ {
// Get next.
t := get(i)
if _, ok := tm[t]; !ok {
// New value, add
// to map + slice.
ts = append(ts, t)
tm[t] = struct{}{}
}
}
return ts
}

3
internal/db/bundb/relationship_follow.go
View file

@ -328,7 +328,8 @@ func (r *relationshipDB) DeleteAccountFollows(ctx context.Context, accountID str
}
// Delete each follow from DB.
if err := r.deleteFollow(ctx, follow.ID); err != nil && !errors.Is(err, db.ErrNoEntries) {
if err := r.deleteFollow(ctx, follow.ID); err != nil &&
!errors.Is(err, db.ErrNoEntries) {
return err
}
}

1
internal/processing/account/bookmarks.go
View file

@ -82,6 +82,7 @@ func (p *Processor) BookmarksGet(ctx context.Context, requestingAccount *gtsmode
if bookmark.ID < nextMaxIDValue {
nextMaxIDValue = bookmark.ID // Lowest ID (for paging down).
}
if bookmark.ID > prevMinIDValue {
prevMinIDValue = bookmark.ID // Highest ID (for paging up).
}

32
internal/processing/account/statuses.go
View file

@ -94,27 +94,20 @@ func (p *Processor) StatusesGet(
var (
items = make([]interface{}, 0, count)
nextMaxIDValue string
prevMinIDValue string
)
for i, s := range filtered {
// Set next + prev values before filtering and API
// converting, so caller can still page properly.
if i == count-1 {
nextMaxIDValue = s.ID
}
if i == 0 {
prevMinIDValue = s.ID
}
nextMaxIDValue = filtered[count-1].ID
prevMinIDValue = filtered[0].ID
)
for _, s := range filtered {
// Convert filtered statuses to API statuses.
item, err := p.tc.StatusToAPIStatus(ctx, s, requestingAccount)
if err != nil {
log.Debugf(ctx, "skipping status %s because it couldn't be converted to its api representation: %s", s.ID, err)
log.Errorf(ctx, "error convering to api status: %v", err)
continue
}
items = append(items, item)
}
@ -172,22 +165,19 @@ func (p *Processor) WebStatusesGet(ctx context.Context, targetAccountID string,
var (
items = make([]interface{}, 0, count)
nextMaxIDValue string
)
for i, s := range statuses {
// Set next value before API converting,
// so caller can still page properly.
if i == count-1 {
nextMaxIDValue = s.ID
}
nextMaxIDValue = statuses[count-1].ID
)
for _, s := range statuses {
// Convert fetched statuses to API statuses.
item, err := p.tc.StatusToAPIStatus(ctx, s, nil)
if err != nil {
log.Debugf(ctx, "skipping status %s because it couldn't be converted to its api representation: %s", s.ID, err)
log.Errorf(ctx, "error convering to api status: %v", err)
continue
}
items = append(items, item)
}

16
internal/processing/admin/report.go
View file

@ -54,22 +54,14 @@ func (p *Processor) ReportsGet(
count := len(reports)
items := make([]interface{}, 0, count)
nextMaxIDValue := ""
prevMinIDValue := ""
for i, r := range reports {
nextMaxIDValue := reports[count-1].ID
prevMinIDValue := reports[0].ID
for _, r := range reports {
item, err := p.tc.ReportToAdminAPIReport(ctx, r, account)
if err != nil {
return nil, gtserror.NewErrorInternalError(fmt.Errorf("error converting report to api: %s", err))
}
if i == count-1 {
nextMaxIDValue = item.ID
}
if i == 0 {
prevMinIDValue = item.ID
}
items = append(items, item)
}

5
internal/processing/list/delete.go
View file

@ -27,7 +27,8 @@
// Delete deletes one list for the given account.
func (p *Processor) Delete(ctx context.Context, account *gtsmodel.Account, id string) gtserror.WithCode {
list, errWithCode := p.getList(
// Ensure list exists + is owned by requesting account.
_, errWithCode := p.getList(
// Use barebones ctx; no embedded
// structs necessary for this call.
gtscontext.SetBarebones(ctx),
@ -38,7 +39,7 @@ func (p *Processor) Delete(ctx context.Context, account *gtsmodel.Account, id st
return errWithCode
}
if err := p.state.DB.DeleteListByID(ctx, list.ID); err != nil {
if err := p.state.DB.DeleteListByID(ctx, id); err != nil {
return gtserror.NewErrorInternalError(err)
}

38
internal/processing/list/get.go
View file

@ -87,7 +87,14 @@ func (p *Processor) GetListAccounts(
limit int,
) (*apimodel.PageableResponse, gtserror.WithCode) {
// Ensure list exists + is owned by requesting account.
if _, errWithCode := p.getList(ctx, account.ID, listID); errWithCode != nil {
_, errWithCode := p.getList(
// Use barebones ctx; no embedded
// structs necessary for this call.
gtscontext.SetBarebones(ctx),
account.ID,
listID,
)
if errWithCode != nil {
return nil, errWithCode
}
@ -106,9 +113,12 @@ func (p *Processor) GetListAccounts(
}
var (
items = make([]interface{}, count)
nextMaxIDValue string
prevMinIDValue string
items = make([]interface{}, 0, count)
// Set next + prev values before filtering and API
// converting, so caller can still page properly.
nextMaxIDValue = listEntries[count-1].ID
prevMinIDValue = listEntries[0].ID
)
// For each list entry, we want the account it points to.
@ -117,37 +127,29 @@ func (p *Processor) GetListAccounts(
// from that follow.
//
// We do paging not by account ID, but by list entry ID.
for i, listEntry := range listEntries {
if i == count-1 {
nextMaxIDValue = listEntry.ID
}
if i == 0 {
prevMinIDValue = listEntry.ID
}
for _, listEntry := range listEntries {
if err := p.state.DB.PopulateListEntry(ctx, listEntry); err != nil {
log.Debugf(ctx, "skipping list entry because of error populating it: %q", err)
log.Errorf(ctx, "error populating list entry: %v", err)
continue
}
if err := p.state.DB.PopulateFollow(ctx, listEntry.Follow); err != nil {
log.Debugf(ctx, "skipping list entry because of error populating follow: %q", err)
log.Errorf(ctx, "error populating follow: %v", err)
continue
}
apiAccount, err := p.tc.AccountToAPIAccountPublic(ctx, listEntry.Follow.TargetAccount)
if err != nil {
log.Debugf(ctx, "skipping list entry because of error converting follow target account: %q", err)
log.Errorf(ctx, "error converting to public api account: %v", err)
continue
}
items[i] = apiAccount
items = append(items, apiAccount)
}
return util.PackagePageableResponse(util.PageableResponseParams{
Items: items,
Path: "api/v1/lists/" + listID + "/accounts",
Path: "/api/v1/lists/" + listID + "/accounts",
NextMaxIDValue: nextMaxIDValue,
PrevMinIDValue: prevMinIDValue,
Limit: limit,

26
internal/processing/report/get.go
View file

@ -19,6 +19,7 @@
import (
"context"
"errors"
"fmt"
"strconv"
@ -64,31 +65,24 @@ func (p *Processor) GetMultiple(
limit int,
) (*apimodel.PageableResponse, gtserror.WithCode) {
reports, err := p.state.DB.GetReports(ctx, resolved, account.ID, targetAccountID, maxID, sinceID, minID, limit)
if err != nil {
if err == db.ErrNoEntries {
return util.EmptyPageableResponse(), nil
}
if err != nil && !errors.Is(err, db.ErrNoEntries) {
return nil, gtserror.NewErrorInternalError(err)
}
count := len(reports)
if count == 0 {
return util.EmptyPageableResponse(), nil
}
items := make([]interface{}, 0, count)
nextMaxIDValue := ""
prevMinIDValue := ""
for i, r := range reports {
nextMaxIDValue := reports[count-1].ID
prevMinIDValue := reports[0].ID
for _, r := range reports {
item, err := p.tc.ReportToAPIReport(ctx, r)
if err != nil {
return nil, gtserror.NewErrorInternalError(fmt.Errorf("error converting report to api: %s", err))
}
if i == count-1 {
nextMaxIDValue = item.ID
}
if i == 0 {
prevMinIDValue = item.ID
}
items = append(items, item)
}

6
internal/processing/timeline/faved.go
View file

@ -46,7 +46,7 @@ func (p *Processor) FavedTimelineGet(ctx context.Context, authed *oauth.Auth, ma
for _, s := range statuses {
visible, err := p.filter.StatusVisible(ctx, authed.Account, s)
if err != nil {
log.Debugf(ctx, "skipping status %s because of an error checking status visibility: %s", s.ID, err)
log.Errorf(ctx, "error checking status visibility: %v", err)
continue
}
@ -56,7 +56,7 @@ func (p *Processor) FavedTimelineGet(ctx context.Context, authed *oauth.Auth, ma
apiStatus, err := p.tc.StatusToAPIStatus(ctx, s, authed.Account)
if err != nil {
log.Debugf(ctx, "skipping status %s because it couldn't be converted to its api representation: %s", s.ID, err)
log.Errorf(ctx, "error convering to api status: %v", err)
continue
}
@ -65,7 +65,7 @@ func (p *Processor) FavedTimelineGet(ctx context.Context, authed *oauth.Auth, ma
return util.PackagePageableResponse(util.PageableResponseParams{
Items: items,
Path: "api/v1/favourites",
Path: "/api/v1/favourites",
NextMaxIDValue: nextMaxID,
PrevMinIDValue: prevMinID,
Limit: limit,

18
internal/processing/timeline/home.go
View file

@ -116,25 +116,17 @@ func (p *Processor) HomeTimelineGet(ctx context.Context, authed *oauth.Auth, max
var (
items = make([]interface{}, count)
nextMaxIDValue string
prevMinIDValue string
nextMaxIDValue = statuses[count-1].GetID()
prevMinIDValue = statuses[0].GetID()
)
for i, item := range statuses {
if i == count-1 {
nextMaxIDValue = item.GetID()
}
if i == 0 {
prevMinIDValue = item.GetID()
}
items[i] = item
for i := range statuses {
items[i] = statuses[i]
}
return util.PackagePageableResponse(util.PageableResponseParams{
Items: items,
Path: "api/v1/timelines/home",
Path: "/api/v1/timelines/home",
NextMaxIDValue: nextMaxIDValue,
PrevMinIDValue: prevMinIDValue,
Limit: limit,

18
internal/processing/timeline/list.go
View file

@ -142,25 +142,17 @@ func (p *Processor) ListTimelineGet(ctx context.Context, authed *oauth.Auth, lis
var (
items = make([]interface{}, count)
nextMaxIDValue string
prevMinIDValue string
nextMaxIDValue = statuses[count-1].GetID()
prevMinIDValue = statuses[0].GetID()
)
for i, item := range statuses {
if i == count-1 {
nextMaxIDValue = item.GetID()
}
if i == 0 {
prevMinIDValue = item.GetID()
}
items[i] = item
for i := range statuses {
items[i] = statuses[i]
}
return util.PackagePageableResponse(util.PageableResponseParams{
Items: items,
Path: "api/v1/timelines/list/" + listID,
Path: "/api/v1/timelines/list/" + listID,
NextMaxIDValue: nextMaxIDValue,
PrevMinIDValue: prevMinIDValue,
Limit: limit,

21
internal/processing/timeline/public.go
View file

@ -44,24 +44,17 @@ func (p *Processor) PublicTimelineGet(ctx context.Context, authed *oauth.Auth, m
var (
items = make([]interface{}, 0, count)
nextMaxIDValue string
prevMinIDValue string
)
for i, s := range statuses {
// Set next + prev values before filtering and API
// converting, so caller can still page properly.
if i == count-1 {
nextMaxIDValue = s.ID
}
if i == 0 {
prevMinIDValue = s.ID
}
nextMaxIDValue = statuses[count-1].ID
prevMinIDValue = statuses[0].ID
)
for _, s := range statuses {
timelineable, err := p.filter.StatusPublicTimelineable(ctx, authed.Account, s)
if err != nil {
log.Debugf(ctx, "skipping status %s because of an error checking StatusPublicTimelineable: %s", s.ID, err)
log.Errorf(ctx, "error checking status visibility: %v", err)
continue
}
@ -71,7 +64,7 @@ func (p *Processor) PublicTimelineGet(ctx context.Context, authed *oauth.Auth, m
apiStatus, err := p.tc.StatusToAPIStatus(ctx, s, authed.Account)
if err != nil {
log.Debugf(ctx, "skipping status %s because it couldn't be converted to its api representation: %s", s.ID, err)
log.Errorf(ctx, "error convert to api status: %v", err)
continue
}
@ -80,7 +73,7 @@ func (p *Processor) PublicTimelineGet(ctx context.Context, authed *oauth.Auth, m
return util.PackagePageableResponse(util.PageableResponseParams{
Items: items,
Path: "api/v1/timelines/public",
Path: "/api/v1/timelines/public",
NextMaxIDValue: nextMaxIDValue,
PrevMinIDValue: prevMinIDValue,
Limit: limit,