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mobilizon/lib/mobilizon_web/controllers/page_controller.ex

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Elixir
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defmodule MobilizonWeb.PageController do
@moduledoc """
Controller to load our webapp
"""
use MobilizonWeb, :controller
alias Mobilizon.Service.Metadata
alias Mobilizon.Actors
alias Mobilizon.Actors.Actor
alias Mobilizon.Events
alias Mobilizon.Events.{Event, Comment}
plug(:put_layout, false)
def index(conn, _params) do
conn
|> put_resp_content_type("text/html")
|> send_file(200, "priv/static/index.html")
end
def actor(conn, %{"name" => name}) do
case get_format(conn) do
"html" ->
with {status, %Actor{} = actor} when status in [:ok, :commit] <-
Actors.get_cached_local_actor_by_name(name) do
render_with_meta(conn, actor)
end
"activity+json" ->
MobilizonWeb.ActivityPubController.call(conn, :actor)
_ ->
{:error, :not_found}
end
end
def event(conn, %{"uuid" => uuid}) do
case get_format(conn) do
"html" ->
with {status, %Event{} = event} when status in [:ok, :commit] <-
Events.get_cached_event_full_by_uuid(uuid),
true <- event.visibility in [:public, :unlisted] do
render_with_meta(conn, event)
end
"activity+json" ->
MobilizonWeb.ActivityPubController.call(conn, :event)
_ ->
{:error, :not_found}
end
end
def comment(conn, %{"uuid" => uuid}) do
case get_format(conn) do
"html" ->
with {status, %Comment{} = comment} when status in [:ok, :commit] <-
Events.get_cached_comment_full_by_uuid(uuid) do
# Comments are always public for now
# TODO : Make comments maybe restricted
# true <- comment.public do
render_with_meta(conn, comment)
end
"activity+json" ->
MobilizonWeb.ActivityPubController.call(conn, :comment)
_ ->
{:error, :not_found}
end
end
# Inject OpenGraph information
defp render_with_meta(conn, object) do
{:ok, index_content} = File.read(index_file_path())
tags = Metadata.build_tags(object)
response = String.replace(index_content, "<!--server-generated-meta-->", tags)
conn
|> put_resp_content_type("text/html")
|> send_resp(200, response)
end
defp index_file_path() do
Path.join(Application.app_dir(:mobilizon, "priv/static/"), "index.html")
end
end