50 lines
1.3 KiB
Elixir
50 lines
1.3 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Web.Feed.TagController do
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use Pleroma.Web, :controller
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alias Pleroma.Config
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alias Pleroma.Web.ActivityPub.ActivityPub
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alias Pleroma.Web.Feed.FeedView
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def feed(conn, params) do
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if Config.get!([:instance, :public]) do
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render_feed(conn, params)
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else
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render_error(conn, :not_found, "Not found")
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end
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end
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defp render_feed(conn, %{"tag" => raw_tag} = params) do
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{format, tag} = parse_tag(raw_tag)
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activities =
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%{type: ["Create"], tag: tag}
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|> Pleroma.Maps.put_if_present(:max_id, params["max_id"])
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|> ActivityPub.fetch_public_activities()
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conn
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|> put_resp_content_type("application/#{format}+xml")
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|> put_view(FeedView)
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|> render("tag.#{format}",
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activities: activities,
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tag: tag,
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feed_config: Config.get([:feed]),
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view_module: FeedView
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)
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end
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@spec parse_tag(binary() | any()) :: {format :: String.t(), tag :: String.t()}
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defp parse_tag(raw_tag) do
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case is_binary(raw_tag) && Enum.reverse(String.split(raw_tag, ".")) do
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[format | tag] when format in ["rss", "atom"] ->
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{format, Enum.join(tag, ".")}
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_ ->
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{"atom", raw_tag}
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end
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end
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end
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