akkoma/lib/pleroma/web/static_fe/static_fe_controller.ex
FloatingGhost 6cb40bee26 Migrate to phoenix 1.7 (#626)
Closes #612

Co-authored-by: tusooa <tusooa@kazv.moe>
Reviewed-on: https://akkoma.dev/AkkomaGang/akkoma/pulls/626
Co-authored-by: FloatingGhost <hannah@coffee-and-dreams.uk>
Co-committed-by: FloatingGhost <hannah@coffee-and-dreams.uk>
2023-08-15 10:22:18 +00:00

258 lines
7.4 KiB
Elixir

# Pleroma: A lightweight social networking server
# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.StaticFE.StaticFEController do
use Pleroma.Web, :controller
alias Pleroma.Activity
alias Pleroma.Object
alias Pleroma.User
alias Pleroma.Web.ActivityPub.ActivityPub
alias Pleroma.Web.ActivityPub.Visibility
alias Pleroma.Web.Metadata
plug(:put_layout, :static_fe)
plug(:assign_id)
@page_keys ["max_id", "min_id", "limit", "since_id", "order"]
@doc "Renders requested local public activity or public activities of requested user"
def show(%{assigns: %{notice_id: notice_id}} = conn, _params) do
with %Activity{local: true} = activity <-
Activity.get_by_id_with_object(notice_id),
true <- Visibility.is_public?(activity.object),
{_, true} <- {:visible?, Visibility.visible_for_user?(activity, _reading_user = nil)},
%User{} = user <- User.get_by_ap_id(activity.object.data["actor"]) do
meta = Metadata.build_tags(%{url: activity.data["id"], object: activity.object, user: user})
timeline =
activity.object.data["context"]
|> ActivityPub.fetch_activities_for_context(%{})
|> Enum.reverse()
|> Enum.map(&represent(&1, &1.object.id == activity.object.id))
render(conn, "conversation.html", %{activities: timeline, meta: meta})
else
%Activity{object: %Object{data: data}} ->
conn
|> put_status(:found)
|> redirect(external: data["url"] || data["external_url"] || data["id"])
_ ->
not_found(conn, "Post not found.")
end
end
def show(%{assigns: %{username_or_id: username_or_id, tab: tab}} = conn, params) do
with {_, %User{local: true} = user} <-
{:fetch_user, User.get_cached_by_nickname_or_id(username_or_id)},
{_, :visible} <- {:visibility, User.visible_for(user, _reading_user = nil)} do
meta = Metadata.build_tags(%{user: user})
params =
params
|> Map.take(@page_keys)
|> Map.new(fn {k, v} -> {String.to_existing_atom(k), v} end)
|> Map.put(:limit, 20)
params =
case tab do
"posts" ->
Map.put(params, :exclude_replies, true)
"media" ->
Map.put(params, :only_media, true)
_ ->
params
end
timeline =
case tab do
tab when tab in ["posts", "with_replies", "media"] ->
user
|> ActivityPub.fetch_user_activities(_reading_user = nil, params)
|> Enum.map(&represent/1)
"following" when not user.hide_follows ->
User.get_friends(user)
"followers" when not user.hide_followers ->
User.get_followers(user)
_ ->
[]
end
prev_page_id =
(params["min_id"] || params["max_id"]) &&
List.first(timeline) && List.first(timeline).id
next_page_id = List.last(timeline) && List.last(timeline).id
render(conn, "profile.html", %{
user: User.sanitize_html(user),
timeline: timeline,
prev_page_id: prev_page_id,
next_page_id: next_page_id,
meta: meta
})
else
{_, %User{} = user} ->
conn
|> put_status(:found)
|> redirect(external: user.uri || user.ap_id)
_ ->
not_found(conn, "User not found.")
end
end
def show(%{assigns: %{object_id: _}} = conn, _params) do
url = unverified_url(conn, conn.request_path)
case Activity.get_create_by_object_ap_id_with_object(url) do
%Activity{} = activity ->
to = ~p[/notice/#{activity}]
redirect(conn, to: to)
_ ->
not_found(conn, "Post not found.")
end
end
def show(%{assigns: %{activity_id: _}} = conn, _params) do
url = unverified_url(conn, conn.request_path)
case Activity.get_by_ap_id(url) do
%Activity{} = activity ->
to = ~p[/notice/#{activity}]
redirect(conn, to: to)
_ ->
not_found(conn, "Post not found.")
end
end
defp get_title(%Object{data: %{"name" => name}}) when is_binary(name),
do: name
defp get_title(%Object{data: %{"summary" => summary}}) when is_binary(summary),
do: summary
defp get_title(_), do: nil
defp not_found(conn, message) do
conn
|> put_status(404)
|> render("error.html", %{message: message, meta: ""})
end
defp get_counts(%Activity{} = activity) do
%Object{data: data} = Object.normalize(activity, fetch: false)
%{
likes: data["like_count"] || 0,
replies: data["repliesCount"] || 0,
announces: data["announcement_count"] || 0
}
end
defp represent(%Activity{} = activity), do: represent(activity, false)
defp represent(%Activity{object: %Object{data: data}} = activity, selected) do
{:ok, user} = User.get_or_fetch(activity.object.data["actor"])
link =
case user.local do
true -> ~p[/notice/#{activity}]
_ -> data["url"] || data["external_url"] || data["id"]
end
content =
if data["content"] do
data["content"]
|> Pleroma.HTML.filter_tags()
|> Pleroma.Emoji.Formatter.emojify(Map.get(data, "emoji", %{}))
else
nil
end
reply_to_user = in_reply_to_user(activity)
total_votes =
if data["oneOf"] do
Enum.sum(for option <- data["oneOf"], do: option["replies"]["totalItems"])
else
0
end
%{
user: User.sanitize_html(user),
title: get_title(activity.object),
content: content,
attachment: data["attachment"],
link: link,
published: data["published"],
sensitive: data["sensitive"],
selected: selected,
counts: get_counts(activity),
id: activity.id,
visibility: Visibility.get_visibility(activity.object),
reply_to: data["inReplyTo"],
reply_to_user: reply_to_user,
edited_at: data["updated"],
poll: data["oneOf"],
total_votes: total_votes
}
end
defp in_reply_to_user(%Activity{object: %Object{data: %{"inReplyTo" => inReplyTo}}} = activity)
when is_binary(inReplyTo) do
in_reply_to_activity = Activity.get_in_reply_to_activity(activity)
if in_reply_to_activity do
in_reply_to_activity
|> Map.get(:actor)
|> User.get_cached_by_ap_id()
else
nil
end
end
defp in_reply_to_user(_), do: nil
defp assign_id(%{path_info: ["notice", notice_id]} = conn, _opts),
do: assign(conn, :notice_id, notice_id)
defp assign_id(%{path_info: ["@" <> _nickname, notice_id]} = conn, _opts),
do: assign(conn, :notice_id, notice_id)
defp assign_id(%{path_info: ["@" <> _nickname, "posts", notice_id]} = conn, _opts),
do: assign(conn, :notice_id, notice_id)
defp assign_id(%{path_info: [_nickname, "status", notice_id]} = conn, _opts),
do: assign(conn, :notice_id, notice_id)
defp assign_id(%{path_info: ["users", user_id]} = conn, _opts),
do:
conn
|> assign(:username_or_id, user_id)
|> assign(:tab, "posts")
defp assign_id(%{path_info: ["users", user_id, tab]} = conn, _opts),
do:
conn
|> assign(:username_or_id, user_id)
|> assign(:tab, tab)
defp assign_id(%{path_info: ["objects", object_id]} = conn, _opts),
do: assign(conn, :object_id, object_id)
defp assign_id(%{path_info: ["activities", activity_id]} = conn, _opts),
do: assign(conn, :activity_id, activity_id)
defp assign_id(conn, _opts), do: conn
end