mirror of
https://github.com/philomena-dev/philomena.git
synced 2024-11-25 04:47:59 +01:00
35 lines
1 KiB
Elixir
35 lines
1 KiB
Elixir
defmodule PhilomenaWeb.LoadPostPlug do
|
|
alias Philomena.Posts.Post
|
|
alias Philomena.Repo
|
|
|
|
import Plug.Conn, only: [assign: 3]
|
|
import Canada.Can, only: [can?: 3]
|
|
import Ecto.Query
|
|
|
|
def init(opts),
|
|
do: opts
|
|
|
|
def call(%{assigns: %{topic: topic}} = conn, opts) do
|
|
param = Keyword.get(opts, :param, "post_id")
|
|
show_hidden = Keyword.get(opts, :show_hidden, false)
|
|
|
|
Post
|
|
|> where(topic_id: ^topic.id, id: ^to_string(conn.params[param]))
|
|
|> preload(topic: :forum, user: [awards: :badge])
|
|
|> Repo.one()
|
|
|> maybe_hide_post(conn, show_hidden)
|
|
end
|
|
|
|
defp maybe_hide_post(nil, conn, _show_hidden),
|
|
do: PhilomenaWeb.NotFoundPlug.call(conn)
|
|
|
|
defp maybe_hide_post(%{hidden_from_users: false} = post, conn, _show_hidden),
|
|
do: assign(conn, :post, post)
|
|
|
|
defp maybe_hide_post(post, %{assigns: %{current_user: user}} = conn, show_hidden) do
|
|
case show_hidden or can?(user, :show, post) do
|
|
true -> assign(conn, :post, post)
|
|
false -> PhilomenaWeb.NotAuthorizedPlug.call(conn)
|
|
end
|
|
end
|
|
end
|