defmodule MobilizonWeb.API.Utils do @moduledoc """ Utils for API """ alias Mobilizon.Actors.Actor alias Mobilizon.Service.Formatter @doc """ Determines the full audience based on mentions for a public audience Audience is: * `to` : the mentionned actors, the eventual actor we're replying to and the public * `cc` : the actor's followers """ @spec to_for_actor_and_mentions(Actor.t(), list(), map(), String.t()) :: {list(), list()} def to_for_actor_and_mentions(%Actor{} = actor, mentions, inReplyTo, "public") do mentioned_actors = Enum.map(mentions, fn {_, %{url: url}} -> url end) to = ["https://www.w3.org/ns/activitystreams#Public" | mentioned_actors] cc = [actor.followers_url] if inReplyTo do {Enum.uniq([inReplyTo.actor | to]), cc} else {to, cc} end end @doc """ Determines the full audience based on mentions based on a unlisted audience Audience is: * `to` : the mentionned actors, actor's followers and the eventual actor we're replying to * `cc` : public """ @spec to_for_actor_and_mentions(Actor.t(), list(), map(), String.t()) :: {list(), list()} def to_for_actor_and_mentions(%Actor{} = actor, mentions, inReplyTo, "unlisted") do mentioned_actors = Enum.map(mentions, fn {_, %{url: url}} -> url end) to = [actor.followers_url | mentioned_actors] cc = ["https://www.w3.org/ns/activitystreams#Public"] if inReplyTo do {Enum.uniq([inReplyTo.actor | to]), cc} else {to, cc} end end @doc """ Determines the full audience based on mentions based on a private audience Audience is: * `to` : the mentionned actors, actor's followers and the eventual actor we're replying to * `cc` : none """ @spec to_for_actor_and_mentions(Actor.t(), list(), map(), String.t()) :: {list(), list()} def to_for_actor_and_mentions(%Actor{} = actor, mentions, inReplyTo, "private") do {to, cc} = to_for_actor_and_mentions(actor, mentions, inReplyTo, "direct") {[actor.followers_url | to], cc} end @doc """ Determines the full audience based on mentions based on a direct audience Audience is: * `to` : the mentionned actors and the eventual actor we're replying to * `cc` : none """ @spec to_for_actor_and_mentions(Actor.t(), list(), map(), String.t()) :: {list(), list()} def to_for_actor_and_mentions(_actor, mentions, inReplyTo, "direct") do mentioned_actors = Enum.map(mentions, fn {_, %{url: url}} -> url end) if inReplyTo do {Enum.uniq([inReplyTo.actor | mentioned_actors]), []} else {mentioned_actors, []} end end @doc """ Creates HTML content from text and mentions """ @spec make_content_html(String.t(), list(), list(), String.t()) :: String.t() def make_content_html( status, mentions, tags, content_type ), do: format_input(status, mentions, tags, content_type) def format_input(text, mentions, tags, "text/plain") do text |> Formatter.html_escape("text/plain") |> String.replace(~r/\r?\n/, "
") |> (&{[], &1}).() |> Formatter.add_links() |> Formatter.add_actor_links(mentions) |> Formatter.add_hashtag_links(tags) |> Formatter.finalize() end def format_input(text, mentions, _tags, "text/html") do text |> Formatter.html_escape("text/html") |> String.replace(~r/\r?\n/, "
") |> (&{[], &1}).() |> Formatter.add_actor_links(mentions) |> Formatter.finalize() end # def format_input(text, mentions, tags, "text/markdown") do # text # |> Earmark.as_html!() # |> Formatter.html_escape("text/html") # |> String.replace(~r/\r?\n/, "") # |> (&{[], &1}).() # |> Formatter.add_actor_links(mentions) # |> Formatter.add_hashtag_links(tags) # |> Formatter.finalize() # end def make_report_content_html(nil), do: {:ok, {nil, [], []}} def make_report_content_html(comment) do max_size = Mobilizon.CommonConfig.get([:instance, :max_report_comment_size], 1000) if String.length(comment) <= max_size do {:ok, Formatter.html_escape(comment, "text/plain")} else {:error, "Comment must be up to #{max_size} characters"} end end end