mirror of
https://codeberg.org/forgejo/forgejo.git
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65 lines
1.8 KiB
Go
65 lines
1.8 KiB
Go
// Copyright 2023 The Forgejo Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package activitypub
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import (
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"fmt"
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"net/http"
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"code.gitea.io/gitea/models/db"
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"code.gitea.io/gitea/models/forgefed"
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"code.gitea.io/gitea/modules/activitypub"
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"code.gitea.io/gitea/modules/context"
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"code.gitea.io/gitea/modules/log"
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ap "github.com/go-ap/activitypub"
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"github.com/go-ap/jsonld"
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)
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// Respond with a ActivityStreams Collection
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func responseCollection(ctx *context.APIContext, iri string, listOptions db.ListOptions, items []string, count int64) {
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collection := ap.OrderedCollectionNew(ap.IRI(iri))
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collection.First = ap.IRI(iri + "?page=1")
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collection.TotalItems = uint(count)
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if listOptions.Page == 0 {
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response(ctx, collection)
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return
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}
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page := ap.OrderedCollectionPageNew(collection)
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page.ID = ap.IRI(fmt.Sprintf("%s?page=%d", iri, listOptions.Page))
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if listOptions.Page > 1 {
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page.Prev = ap.IRI(fmt.Sprintf("%s?page=%d", iri, listOptions.Page-1))
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}
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if listOptions.Page*listOptions.PageSize < int(count) {
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page.Next = ap.IRI(fmt.Sprintf("%s?page=%d", iri, listOptions.Page+1))
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}
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for _, item := range items {
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err := page.OrderedItems.Append(ap.IRI(item))
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if err != nil {
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ctx.ServerError("Append", err)
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}
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}
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response(ctx, page)
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}
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// Respond with an ActivityStreams object
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func response(ctx *context.APIContext, v interface{}) {
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binary, err := jsonld.WithContext(
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jsonld.IRI(ap.ActivityBaseURI),
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jsonld.IRI(ap.SecurityContextURI),
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jsonld.IRI(forgefed.ForgeFedNamespaceURI),
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).Marshal(v)
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if err != nil {
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ctx.ServerError("Marshal", err)
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return
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}
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ctx.Resp.Header().Add("Content-Type", activitypub.ActivityStreamsContentType)
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ctx.Resp.WriteHeader(http.StatusOK)
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if _, err = ctx.Resp.Write(binary); err != nil {
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log.Error("write to resp err: %v", err)
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}
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}
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