1 defmodule Pleroma.Gopher.Server do
6 config = Pleroma.Config.get(:gopher, [])
7 ip = Keyword.get(config, :ip, {0, 0, 0, 0})
8 port = Keyword.get(config, :port, 1234)
10 if Keyword.get(config, :enabled, false) do
11 GenServer.start_link(__MODULE__, [ip, port], [])
13 Logger.info("Gopher server disabled")
18 def init([ip, port]) do
19 Logger.info("Starting gopher server on #{port}")
21 :ranch.start_listener(
26 __MODULE__.ProtocolHandler,
30 {:ok, %{ip: ip, port: port}}
34 defmodule Pleroma.Gopher.Server.ProtocolHandler do
35 alias Pleroma.Web.ActivityPub.ActivityPub
37 alias Pleroma.Activity
41 def start_link(ref, socket, transport, opts) do
42 pid = spawn_link(__MODULE__, :init, [ref, socket, transport, opts])
46 def init(ref, socket, transport, _Opts = []) do
47 :ok = :ranch.accept_ack(ref)
48 loop(socket, transport)
52 text = String.replace(text, ~r/[\t\n]/, "")
54 String.split(text, "\r")
55 |> Enum.map(fn text ->
56 "i#{text}\tfake\t(NULL)\t0\r\n"
61 def link(name, selector, type \\ 1) do
62 address = Pleroma.Web.Endpoint.host()
63 port = Pleroma.Config.get([:gopher, :port], 1234)
64 "#{type}#{name}\t#{selector}\t#{address}\t#{port}\r\n"
67 def render_activities(activities) do
70 |> Enum.map(fn activity ->
71 user = User.get_cached_by_ap_id(activity.data["actor"])
73 object = activity.data["object"]
74 like_count = object["like_count"] || 0
75 announcement_count = object["announcement_count"] || 0
77 link("Post ##{activity.id} by #{user.nickname}", "/notices/#{activity.id}") <>
78 info("#{like_count} likes, #{announcement_count} repeats") <>
79 "i\tfake\t(NULL)\t0\r\n" <>
80 info(HTML.strip_tags(String.replace(activity.data["object"]["content"], "<br>", "\r")))
82 |> Enum.join("i\tfake\t(NULL)\t0\r\n")
86 info("Welcome to #{Pleroma.Config.get([:instance, :name], "Pleroma")}!") <>
87 link("Public Timeline", "/main/public") <>
88 link("Federated Timeline", "/main/all") <> ".\r\n"
91 def response("/main/public") do
93 ActivityPub.fetch_public_activities(%{"type" => ["Create"], "local_only" => true})
96 info("Welcome to the Public Timeline!") <> posts <> ".\r\n"
99 def response("/main/all") do
101 ActivityPub.fetch_public_activities(%{"type" => ["Create"]})
104 info("Welcome to the Federated Timeline!") <> posts <> ".\r\n"
107 def response("/notices/" <> id) do
108 with %Activity{} = activity <- Repo.get(Activity, id),
109 true <- ActivityPub.is_public?(activity) do
111 ActivityPub.fetch_activities_for_context(activity.data["context"])
114 user = User.get_cached_by_ap_id(activity.data["actor"])
116 info("Post #{activity.id} by #{user.nickname}") <>
117 link("More posts by #{user.nickname}", "/users/#{user.nickname}") <> activities <> ".\r\n"
120 info("Not public") <> ".\r\n"
124 def response("/users/" <> nickname) do
125 with %User{} = user <- User.get_cached_by_nickname(nickname) do
127 "type" => ["Create"],
128 "actor_id" => user.ap_id
132 ActivityPub.fetch_public_activities(params)
135 info("Posts by #{user.nickname}") <> activities <> ".\r\n"
138 info("No such user") <> ".\r\n"
142 def loop(socket, transport) do
143 case transport.recv(socket, 0, 5000) do
145 data = String.trim_trailing(data, "\r\n")
146 transport.send(socket, response(data))
147 :ok = transport.close(socket)
150 :ok = transport.close(socket)