diff options
Diffstat (limited to 'lib/pleroma/web/rich_media/helpers.ex')
| -rw-r--r--[-rwxr-xr-x] | lib/pleroma/web/rich_media/helpers.ex | 89 |
1 files changed, 12 insertions, 77 deletions
diff --git a/lib/pleroma/web/rich_media/helpers.ex b/lib/pleroma/web/rich_media/helpers.ex index 0488df3..1199944 100755..100644 --- a/lib/pleroma/web/rich_media/helpers.ex +++ b/lib/pleroma/web/rich_media/helpers.ex @@ -3,86 +3,13 @@ # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Web.RichMedia.Helpers do - alias Pleroma.Activity alias Pleroma.Config - alias Pleroma.HTML - alias Pleroma.Object - alias Pleroma.Web.RichMedia.Parser - - @options [ - pool: :media, - max_body: 2_000_000, - recv_timeout: 2_000 - ] - - @spec validate_page_url(URI.t() | binary()) :: :ok | :error - defp validate_page_url(page_url) when is_binary(page_url) do - validate_tld = Config.get([Pleroma.Formatter, :validate_tld]) - - page_url - |> Linkify.Parser.url?(validate_tld: validate_tld) - |> parse_uri(page_url) - end - - defp validate_page_url(%URI{host: host, scheme: "https", authority: authority}) - when is_binary(authority) do - cond do - host in Config.get([:rich_media, :ignore_hosts], []) -> - :error - - get_tld(host) in Config.get([:rich_media, :ignore_tld], []) -> - :error - - true -> - :ok - end - end - - defp validate_page_url(_), do: :error - - defp parse_uri(true, url) do - url - |> URI.parse() - |> validate_page_url - end - - defp parse_uri(_, _), do: :error - - defp get_tld(host) do - host - |> String.split(".") - |> Enum.reverse() - |> hd - end - - def fetch_data_for_object(object) do - with true <- Config.get([:rich_media, :enabled]), - {:ok, page_url} <- - HTML.extract_first_external_url_from_object(object), - :ok <- validate_page_url(page_url), - {:ok, rich_media} <- Parser.parse(page_url) do - %{page_url: page_url, rich_media: rich_media} - else - _ -> %{} - end - end - - def fetch_data_for_activity(%Activity{data: %{"type" => "Create"}} = activity) do - with true <- Config.get([:rich_media, :enabled]), - %Object{} = object <- Object.normalize(activity, fetch: false) do - fetch_data_for_object(object) - else - _ -> %{} - end - end - - def fetch_data_for_activity(_), do: %{} def rich_media_get(url) do headers = [{"user-agent", Pleroma.Application.user_agent() <> "; Bot"}] head_check = - case Pleroma.HTTP.head(url, headers, @options) do + case Pleroma.HTTP.head(url, headers, http_options()) do # If the HEAD request didn't reach the server for whatever reason, # we assume the GET that comes right after won't either {:error, _} = e -> @@ -97,7 +24,7 @@ defmodule Pleroma.Web.RichMedia.Helpers do :ok end - with :ok <- head_check, do: Pleroma.HTTP.get(url, headers, @options) + with :ok <- head_check, do: Pleroma.HTTP.get(url, headers, http_options()) end defp check_content_type(headers) do @@ -113,12 +40,13 @@ defmodule Pleroma.Web.RichMedia.Helpers do end end - @max_body @options[:max_body] defp check_content_length(headers) do + max_body = Keyword.get(http_options(), :max_body) + case List.keyfind(headers, "content-length", 0) do {_, maybe_content_length} -> case Integer.parse(maybe_content_length) do - {content_length, ""} when content_length <= @max_body -> :ok + {content_length, ""} when content_length <= max_body -> :ok {_, ""} -> {:error, :body_too_large} _ -> :ok end @@ -127,4 +55,11 @@ defmodule Pleroma.Web.RichMedia.Helpers do :ok end end + + defp http_options do + [ + pool: :media, + max_body: Config.get([:rich_media, :max_body], 5_000_000) + ] + end end |
