parent
b4ca8853a9
commit
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package http |
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import ( |
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"fmt" |
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"net/http" |
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"path/filepath" |
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"github.com/gorilla/feeds" |
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"github.com/mediocregopher/blog.mediocregopher.com/srv/http/apiutil" |
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) |
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func (a *api) renderFeedHandler() http.Handler { |
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return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) { |
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author := &feeds.Author{ |
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Name: "mediocregopher", |
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} |
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publicURL := a.params.PublicURL.String() |
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feed := feeds.Feed{ |
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Title: "Mediocre Blog", |
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Link: &feeds.Link{Href: publicURL + "/"}, |
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Description: "A mix of tech, art, travel, and who knows what else.", |
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Author: author, |
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} |
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recentPosts, _, err := a.params.PostStore.WithOrderDesc().Get(0, 20) |
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if err != nil { |
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apiutil.InternalServerError(rw, r, fmt.Errorf("fetching recent posts: %w", err)) |
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return |
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} |
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for _, post := range recentPosts { |
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if post.PublishedAt.After(feed.Updated) { |
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feed.Updated = post.PublishedAt |
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} |
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if post.LastUpdatedAt.After(feed.Updated) { |
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feed.Updated = post.LastUpdatedAt |
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} |
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postURL := publicURL + filepath.Join("/posts", post.ID) |
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feed.Items = append(feed.Items, &feeds.Item{ |
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Title: post.Title, |
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Link: &feeds.Link{Href: postURL}, |
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Author: author, |
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Description: post.Description, |
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Id: postURL, |
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Updated: post.LastUpdatedAt, |
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Created: post.PublishedAt, |
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}) |
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} |
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if err := feed.WriteAtom(rw); err != nil { |
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apiutil.InternalServerError(rw, r, fmt.Errorf("writing atom feed: %w", err)) |
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return |
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} |
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}) |
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} |
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