Function showLocalTimeline

read.go:184–248

(app *App, w http.ResponseWriter, r *http.Request, page int, author, tag string)

}

func showLocalTimeline(app *App, w http.ResponseWriter, r *http.Request, page int, author, tag string) error {
	updateTimelineCache(app.timeline, false)

	pl := len(*(app.timeline.posts))
	ttlPages := int(math.Ceil(float64(pl) / float64(app.timeline.postsPerPage)))

	start := 0
	if page > 1 {
		start = app.timeline.postsPerPage * (page - 1)
		if start > pl {
			return impart.HTTPError{http.StatusFound, fmt.Sprintf("/read/p/%d", ttlPages)}
		}
	}
	end := app.timeline.postsPerPage * page
	if end > pl {
		end = pl
	}
	var posts []PublicPost
	if author != "" {
		posts = []PublicPost{}
		for _, p := range *app.timeline.posts {
			if author == "anonymous" {
				if p.Collection == nil {
					posts = append(posts, p)
				}
			} else if p.Collection != nil && p.Collection.Alias == author {
				posts = append(posts, p)
			}
		}
	} else if tag != "" {
		posts = []PublicPost{}
		for _, p := range *app.timeline.posts {
			if p.HasTag(tag) {
				posts = append(posts, p)
			}
		}
	} else {
		posts = *app.timeline.posts
		posts = posts[start:end]
	}

	d := &readPublication{
		StaticPage:  pageForReq(app, r),
		Posts:       &posts,
		CurrentPage: page,
		TotalPages:  ttlPages,
		SelTopic:    tag,
	}
	u := getUserSession(app, r)
	d.IsAdmin = u != nil && u.IsAdmin()
	d.CanInvite = canUserInvite(app.cfg, d.IsAdmin)
	c, err := getReaderSection(app)
	if err != nil {
		return err
	}
	d.ContentTitle = c.Title.String
	d.Content = template.HTML(applyMarkdown([]byte(c.Content), "", app.cfg))