forked from AkkomaGang/akkoma
floatingghost
07a48b9293
Co-authored-by: FloatingGhost <hannah@coffee-and-dreams.uk> Reviewed-on: AkkomaGang/akkoma#371
70 lines
2 KiB
Elixir
70 lines
2 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Web.Metadata.Utils do
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alias Pleroma.Activity
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alias Pleroma.Emoji
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alias Pleroma.Formatter
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alias Pleroma.HTML
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defp scrub_html_and_truncate_object_field(field, object) do
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field
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# html content comes from DB already encoded, decode first and scrub after
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|> HtmlEntities.decode()
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|> String.replace(~r/<br\s?\/?>/, " ")
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|> Activity.HTML.get_cached_stripped_html_for_activity(object, "metadata")
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|> Emoji.Formatter.demojify()
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|> HtmlEntities.decode()
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|> Formatter.truncate()
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end
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def scrub_html_and_truncate(%{data: %{"summary" => summary}} = object)
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when is_binary(summary) and summary != "" do
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summary
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|> scrub_html_and_truncate_object_field(object)
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end
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def scrub_html_and_truncate(%{data: %{"content" => content}} = object) do
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content
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|> scrub_html_and_truncate_object_field(object)
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end
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def scrub_html_and_truncate(%{data: _}) do
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""
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end
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def scrub_html_and_truncate(content, max_length \\ 200) when is_binary(content) do
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content
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|> scrub_html
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|> Emoji.Formatter.demojify()
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|> HtmlEntities.decode()
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|> Formatter.truncate(max_length)
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end
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def scrub_html(content) when is_binary(content) do
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content
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# html content comes from DB already encoded, decode first and scrub after
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|> HtmlEntities.decode()
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|> String.replace(~r/<br\s?\/?>/, " ")
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|> HTML.strip_tags()
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end
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def scrub_html(content), do: content
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def user_name_string(user) do
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"#{user.name} " <>
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if user.local do
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"(@#{user.nickname}@#{Pleroma.Web.Endpoint.host()})"
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else
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"(@#{user.nickname})"
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end
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end
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@spec fetch_media_type(list(String.t()), String.t()) :: String.t() | nil
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def fetch_media_type(supported_types, media_type) do
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Enum.find(supported_types, fn support_type ->
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String.starts_with?(media_type, support_type)
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end)
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end
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end
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