debianize-mobilizon/lib/mobilizon_web/api/comments.ex

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Elixir
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defmodule MobilizonWeb.API.Comments do
@moduledoc """
API for Comments
"""
alias Mobilizon.Actors
alias Mobilizon.Actors.Actor
alias Mobilizon.Events.Comment
alias Mobilizon.Service.Formatter
alias Mobilizon.Service.ActivityPub
alias Mobilizon.Service.ActivityPub.Utils, as: ActivityPubUtils
import MobilizonWeb.API.Utils
@doc """
Create a comment
Creates a comment from an actor and a status
"""
@spec create_comment(String.t(), String.t(), String.t()) :: {:ok, Activity.t()} | any()
def create_comment(
from_username,
status,
visibility \\ "public",
in_reply_to_comment_URL \\ nil
) do
with {:local_actor, %Actor{url: url} = actor} <-
{:local_actor, Actors.get_local_actor_by_name(from_username)},
status <- String.trim(status),
mentions <- Formatter.parse_mentions(status),
in_reply_to_comment <- get_in_reply_to_comment(in_reply_to_comment_URL),
{to, cc} <- to_for_actor_and_mentions(actor, mentions, in_reply_to_comment, visibility),
tags <- Formatter.parse_tags(status),
content_html <-
make_content_html(
status,
mentions,
tags,
"text/plain"
),
comment <-
ActivityPubUtils.make_comment_data(
url,
to,
content_html,
in_reply_to_comment,
tags,
cc
) do
ActivityPub.create(%{
to: to,
actor: actor,
object: comment,
local: true
})
end
end
@spec get_in_reply_to_comment(nil) :: nil
defp get_in_reply_to_comment(nil), do: nil
@spec get_in_reply_to_comment(String.t()) :: Comment.t()
defp get_in_reply_to_comment(in_reply_to_comment_url) do
ActivityPub.fetch_object_from_url(in_reply_to_comment_url)
end
end