mirror of
https://git.pleroma.social/pleroma/pleroma.git
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107 lines
3.7 KiB
Elixir
107 lines
3.7 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.HTML.Scrubber.Default do
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@doc "The default HTML scrubbing policy: no "
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require FastSanitize.Sanitizer.Meta
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alias FastSanitize.Sanitizer.Meta
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# credo:disable-for-previous-line
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# No idea how to fix this one…
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@valid_schemes Pleroma.Config.get([:uri_schemes, :valid_schemes], [])
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Meta.strip_comments()
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Meta.allow_tag_with_uri_attributes(:a, ["href", "data-user", "data-tag"], @valid_schemes)
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Meta.allow_tag_with_this_attribute_values(:a, "class", [
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"hashtag",
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"u-url",
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"mention",
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"u-url mention",
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"mention u-url"
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])
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Meta.allow_tag_with_this_attribute_values(:a, "rel", [
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"tag",
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"nofollow",
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"noopener",
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"noreferrer",
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"ugc"
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])
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Meta.allow_tag_with_these_attributes(:a, ["name", "title", "lang"])
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Meta.allow_tag_with_these_attributes(:abbr, ["title", "lang"])
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Meta.allow_tag_with_these_attributes(:b, ["lang"])
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Meta.allow_tag_with_these_attributes(:blockquote, ["lang"])
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Meta.allow_tag_with_these_attributes(:br, ["lang"])
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Meta.allow_tag_with_these_attributes(:code, ["lang"])
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Meta.allow_tag_with_these_attributes(:del, ["lang"])
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Meta.allow_tag_with_these_attributes(:em, ["lang"])
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Meta.allow_tag_with_these_attributes(:hr, ["lang"])
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Meta.allow_tag_with_these_attributes(:i, ["lang"])
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Meta.allow_tag_with_these_attributes(:li, ["lang"])
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Meta.allow_tag_with_these_attributes(:ol, ["lang"])
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Meta.allow_tag_with_these_attributes(:p, ["lang"])
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Meta.allow_tag_with_these_attributes(:pre, ["lang"])
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Meta.allow_tag_with_these_attributes(:strong, ["lang"])
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Meta.allow_tag_with_these_attributes(:sub, ["lang"])
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Meta.allow_tag_with_these_attributes(:sup, ["lang"])
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Meta.allow_tag_with_these_attributes(:ruby, ["lang"])
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Meta.allow_tag_with_these_attributes(:rb, ["lang"])
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Meta.allow_tag_with_these_attributes(:rp, ["lang"])
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Meta.allow_tag_with_these_attributes(:rt, ["lang"])
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Meta.allow_tag_with_these_attributes(:rtc, ["lang"])
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Meta.allow_tag_with_these_attributes(:u, ["lang"])
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Meta.allow_tag_with_these_attributes(:ul, ["lang"])
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Meta.allow_tag_with_this_attribute_values(:span, "class", ["h-card", "recipients-inline", "quote-inline"])
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Meta.allow_tag_with_these_attributes(:span, ["lang"])
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Meta.allow_tag_with_this_attribute_values(:code, "class", ["inline"])
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@allow_inline_images Pleroma.Config.get([:markup, :allow_inline_images])
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if @allow_inline_images do
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Meta.allow_tag_with_this_attribute_values(:img, "class", ["emoji"])
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# restrict img tags to http/https only, because of MediaProxy.
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Meta.allow_tag_with_uri_attributes(:img, ["src"], ["http", "https"])
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Meta.allow_tag_with_these_attributes(:img, [
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"width",
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"height",
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"title",
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"alt",
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"lang"
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])
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end
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if Pleroma.Config.get([:markup, :allow_tables]) do
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Meta.allow_tag_with_these_attributes(:table, ["lang"])
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Meta.allow_tag_with_these_attributes(:tbody, ["lang"])
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Meta.allow_tag_with_these_attributes(:td, ["lang"])
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Meta.allow_tag_with_these_attributes(:th, ["lang"])
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Meta.allow_tag_with_these_attributes(:thead, ["lang"])
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Meta.allow_tag_with_these_attributes(:tr, ["lang"])
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end
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if Pleroma.Config.get([:markup, :allow_headings]) do
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Meta.allow_tag_with_these_attributes(:h1, ["lang"])
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Meta.allow_tag_with_these_attributes(:h2, ["lang"])
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Meta.allow_tag_with_these_attributes(:h3, ["lang"])
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Meta.allow_tag_with_these_attributes(:h4, ["lang"])
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Meta.allow_tag_with_these_attributes(:h5, ["lang"])
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end
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if Pleroma.Config.get([:markup, :allow_fonts]) do
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Meta.allow_tag_with_these_attributes(:font, ["face", "lang"])
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end
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Meta.strip_everything_not_covered()
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end
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