X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Fcommon_api%2Futils.ex;h=3ff9f9452bb8e79cd3814652cd79e047190593bd;hb=1b1e92866742e75de84201b079ffee48c769886e;hp=759bd62af8751aaae2bd32bbe01f027e35921ba3;hpb=d9f40b05b30dd735d0dc87f8268db842bf8ad1f0;p=akkoma diff --git a/lib/pleroma/web/common_api/utils.ex b/lib/pleroma/web/common_api/utils.ex index 759bd62af..3ff9f9452 100644 --- a/lib/pleroma/web/common_api/utils.ex +++ b/lib/pleroma/web/common_api/utils.ex @@ -1,11 +1,11 @@ # Pleroma: A lightweight social networking server -# Copyright © 2017-2018 Pleroma Authors +# Copyright © 2017-2019 Pleroma Authors # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Web.CommonAPI.Utils do alias Calendar.Strftime alias Comeonin.Pbkdf2 - alias Pleroma.{Activity, Formatter, Object, Repo, HTML} + alias Pleroma.{Activity, Formatter, Object, Repo} alias Pleroma.User alias Pleroma.Web alias Pleroma.Web.ActivityPub.Utils @@ -261,84 +261,4 @@ defmodule Pleroma.Web.CommonAPI.Utils do } end) end - - def get_scrubbed_html_for_object(content, scrubber, activity) when is_atom(scrubber) do - get_scrubbed_html_for_object(content, [scrubber], activity) - end - @doc """ - Get sanitized HTML from cache, or scrub it and save to cache. - """ - def get_scrubbed_html_for_object( - content, - scrubbers, - %{data: %{"object" => object}} = activity - ) do - scrubber_cache = - if is_list(object["scrubber_cache"]) do - object["scrubber_cache"] - else - [] - end - - signature = generate_scrubber_signature(scrubbers) - - {new_scrubber_cache, scrubbed_html} = - Enum.map_reduce(scrubber_cache, nil, fn - entry, content -> - if Map.keys(entry["scrubbers"]) == Map.keys(signature) do - if entry["scrubbers"] == signature do - {entry, entry["content"]} - else - # Remove the entry if scrubber version is outdated - {nil, nil} - end - else - {entry, content} - end - end) - - # Remove nil objects - new_scrubber_cache = Enum.reject(new_scrubber_cache, &is_nil/1) - - if scrubbed_html == nil or new_scrubber_cache != scrubber_cache do - scrubbed_html = HTML.filter_tags(content, scrubbers) - - new_scrubber_cache = [ - %{:scrubbers => signature, :content => scrubbed_html} | new_scrubber_cache - ] - - update_scrubber_cache(activity, new_scrubber_cache) - scrubbed_html - else - scrubbed_html - end - end - - defp generate_scrubber_signature(scrubbers) do - Enum.reduce(scrubbers, %{}, fn scrubber, signature -> - Map.put( - signature, - to_string(scrubber), - # If a scrubber does not have a version(e.g HtmlSanitizeEx.Scrubber) it is assumed it is always 0) - if Kernel.function_exported?(scrubber, :version, 0) do - scrubber.version - else - 0 - end - ) - end) - end - - defp update_scrubber_cache(activity, scrubber_cache) do - cng = - Object.change(activity, %{ - data: Kernel.put_in(activity.data, ["object", "scrubber_cache"], scrubber_cache) - }) - - {:ok, _struct} = Repo.update(cng) - end - - def get_stripped_html_for_object(content, activity) do - get_scrubbed_html_for_object(content, [HtmlSanitizeEx.Scrubber.StripTags], activity) - end end