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<blockquote style="position: relative; padding-left: 55px;"><section><a href="https://eientei.org/objects/53076ca0-2d80-44e1-8913-4946585f320f">Yukkuri (iamtakingiteasy@eientei.org)'s status on Thursday, 22-Feb-2024 04:41:25 JST</a><a href="https://eientei.org/users/iamtakingiteasy" title="iamtakingiteasy@eientei.org"><img src="https://gnusocial.jp/avatar/2644-48-20220729235443.webp" width="48" height="48" alt="Yukkuri" style="position: absolute; left: 0; top: 0;">Yukkuri</a><div><a href="https://varishangout.net/objects/aa1de295-562b-43d5-84eb-391dd8627d59" rel="in-reply-to">in reply to</a><ul><li></ul></div></section><article><p><a href="https://varishangout.net/users/SamBox9029">@SamBox9029</a> </p>defmodule Pleroma.Web.ActivityPub.MRF.SpamPolicy do
  @moduledoc "Spam policy"
  @behaviour Pleroma.Web.ActivityPub.MRF.Policy  require Logger  defp string_matches?(string, _) when not is_binary(string) do
    false
  end  defp string_matches?(string, pattern) when is_binary(pattern) do
    String.contains?(string, pattern)
  end  defp string_matches?(string, pattern) do
    String.match?(string, pattern)
  end  @impl true
  def filter(
        %{
          "type" =&gt; "Note",
          "actor" =&gt; actor
        } = message
      ) do
    mentions =
      message["tag"]
      |&gt; Enum.filter(fn m -&gt; m["type"] == "Mention" end)
      |&gt; Enum.map(fn m -&gt; m["href"] end)    recipients =
      (((message["to"] || []) ++ (message["cc"] || [])) ++ (mentions || []))
      |&gt; Enum.reject(&amp;is_nil/1)
      |&gt; Enum.uniq()
      |&gt; Enum.reject(fn apid -&gt;
        apid == "https://www.w3.org/ns/activitystreams#Public" ||
          String.ends_with?(apid, "/followers")
      end)    actor_patterns = Pleroma.Config.get([:mrf_spam, :actor_patterns], [~r/\/[a-zA-Z0-9]{10}$/])
    actor_age = Pleroma.Config.get([:mrf_spam, :actor_age], 86400)    with true &lt;- Enum.any?(actor_patterns, fn pattern -&gt; string_matches?(actor, pattern) end),
         true &lt;- length(recipients) &gt;= Pleroma.Config.get([:mrf_spam, :mentions], 5),
         user &lt;- Pleroma.User.get_cached_by_ap_id(actor),
         true &lt;- user.follower_count == 0,
         true &lt;- user.following_count == 0,
         true &lt;- System.system_time(:second) - Timex.to_unix(user.inserted_at) &lt; actor_age do
      Logger.info("Reject SPAM message from #{inspect(message)}")      {:reject, message}
    else
      _ -&gt; {:ok, message}
    end
  end  @impl true
  def filter(object), do: {:ok, object}  @impl true
  def describe, do: {:ok, %{}}  @impl true
  def config_description do
    %{
      key: :mrf_spam,
      related_policy: "Pleroma.Web.ActivityPub.MRF.SpamPolicy",
      label: "MRF SPAM",
      description:
        "Reject or Word-Replace SPAM messages matching a keyword or [Regex](https://hexdocs.pm/elixir/Regex.html).",
      children: [
        %{
          key: :actor_patterns,
          type: {:list, :string},
          description: """
            A list of actor patterns which result in message being rejected.            Each pattern can be a string or [Regex](https://hexdocs.pm/elixir/Regex.html) in the format of `~r/PATTERN/`.
          """,
          suggestions: ["foo", ~r/\/[a-zA-Z0-9]{10}$/]
        },
        %{
          key: :mentions,
          type: :integer,
          description: "Minimum mentions to trigger policy, excluding public/followers scopes",
          suggestions: [5]
        },
        %{
          key: :actor_age,
          type: :integer,
          description: "User account age, as seen by local instance, in seconds",
          suggestions: [86400]
        }
      ]
    }
  end
end</article><footer><a rel="bookmark" href="https://gnusocial.jp/conversation/2745146#notice-5444067">In conversation</a><time datetime="2024-02-22T04:41:25+09:00" title="Thursday, 22-Feb-2024 04:41:25 JST">about 9 months ago</time> <span>from <span><a href="https://eientei.org/objects/53076ca0-2d80-44e1-8913-4946585f320f" rel="external" title="Sent from eientei.org via ActivityPub">eientei.org</a></span></span><a href="https://eientei.org/objects/53076ca0-2d80-44e1-8913-4946585f320f">permalink</a><h4>Attachments</h4><ol><li><label><a rel="external" href="https://gnusocial.jp/attachment/51294">Untitled attachment</a></label><br></li><li><label><a rel="external" href="https://gnusocial.jp/attachment/2288007">Untitled attachment</a></label><br><a href="https://eientei.org/media/81bc60a2943bf79ef73cab1377a7aa818dc0a9895382ec2393d5b7797ef2e04f.png?name=image.png" rel="external">https://eientei.org/media/81bc60a2943bf79ef73cab1377a7aa818dc0a9895382ec2393d5b7797ef2e04f.png?name=image.png</a></li><li><article><header><div>No result found on File_thumbnail lookup.</div><h5><a href="http://ww7.logger.info/?usid=19&amp;utid=18705277291">http://ww7.logger.info/?usid=19&amp;utid=18705277291</a></h5><div></div></header><div></div><footer></footer></article></li><li><article><header><div>No result found on File_thumbnail lookup.</div><h5><a href="https://hexdocs.pm/elixir/Regex.html">Regex — Elixir v1.16.1</a></h5><div></div></header><div></div><footer></footer></article></li></ol></footer></blockquote>

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Yukkuri (iamtakingiteasy@eientei.org)'s status on Thursday, 22-Feb-2024 04:41:25 JSTYukkuri
in reply to
- Maid
@SamBox9029
defmodule Pleroma.Web.ActivityPub.MRF.SpamPolicy do @moduledoc "Spam policy" @behaviour Pleroma.Web.ActivityPub.MRF.Policy require Logger defp string_matches?(string, _) when not is_binary(string) do false end defp string_matches?(string, pattern) when is_binary(pattern) do String.contains?(string, pattern) end defp string_matches?(string, pattern) do String.match?(string, pattern) end @impl true def filter( %{ "type" => "Note", "actor" => actor } = message ) do mentions = message["tag"] |> Enum.filter(fn m -> m["type"] == "Mention" end) |> Enum.map(fn m -> m["href"] end) recipients = (((message["to"] || []) ++ (message["cc"] || [])) ++ (mentions || [])) |> Enum.reject(&is_nil/1) |> Enum.uniq() |> Enum.reject(fn apid -> apid == "https://www.w3.org/ns/activitystreams#Public" || String.ends_with?(apid, "/followers") end) actor_patterns = Pleroma.Config.get([:mrf_spam, :actor_patterns], [~r/\/[a-zA-Z0-9]{10}$/]) actor_age = Pleroma.Config.get([:mrf_spam, :actor_age], 86400) with true <- Enum.any?(actor_patterns, fn pattern -> string_matches?(actor, pattern) end), true <- length(recipients) >= Pleroma.Config.get([:mrf_spam, :mentions], 5), user <- Pleroma.User.get_cached_by_ap_id(actor), true <- user.follower_count == 0, true <- user.following_count == 0, true <- System.system_time(:second) - Timex.to_unix(user.inserted_at) < actor_age do Logger.info("Reject SPAM message from #{inspect(message)}") {:reject, message} else _ -> {:ok, message} end end @impl true def filter(object), do: {:ok, object} @impl true def describe, do: {:ok, %{}} @impl true def config_description do %{ key: :mrf_spam, related_policy: "Pleroma.Web.ActivityPub.MRF.SpamPolicy", label: "MRF SPAM", description: "Reject or Word-Replace SPAM messages matching a keyword or [Regex](https://hexdocs.pm/elixir/Regex.html).", children: [ %{ key: :actor_patterns, type: {:list, :string}, description: """ A list of actor patterns which result in message being rejected. Each pattern can be a string or [Regex](https://hexdocs.pm/elixir/Regex.html) in the format of `~r/PATTERN/`. """, suggestions: ["foo", ~r/\/[a-zA-Z0-9]{10}$/] }, %{ key: :mentions, type: :integer, description: "Minimum mentions to trigger policy, excluding public/followers scopes", suggestions: [5] }, %{ key: :actor_age, type: :integer, description: "User account age, as seen by local instance, in seconds", suggestions: [86400] } ] } end end
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  Regex — Elixir v1.16.1