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Allow MathML core tags in sanitized content
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This commit is contained in:
Calvin Lee 2024-11-25 23:18:52 +00:00
parent c0a99df06a
commit f048e0cf1b
2 changed files with 114 additions and 0 deletions
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1
config/config.exs
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@ -302,6 +302,7 @@
allow_headings: false,
allow_tables: false,
allow_fonts: false,
allow_math: true,
scrub_policy: [
Pleroma.HTML.Scrubber.Default,
Pleroma.HTML.Transform.MediaProxy

113
priv/scrubbers/default.ex
View file

@ -124,6 +124,119 @@ defmodule Pleroma.HTML.Scrubber.Default do
Meta.allow_tag_with_these_attributes(:font, ["face"])
end
if Pleroma.Config.get!([:markup, :allow_math]) do
Meta.allow_tag_with_these_attributes("annotation", ["encoding"])
Meta.allow_tag_with_these_attributes(:"annotation-xml", ["encoding"])
Meta.allow_tag_with_these_attributes(:math, [
"display",
"displaystyle",
"mathvariant",
"scriptlevel"
])
basic_math_tags = [
"maction",
"merror",
:mi,
"mmultiscripts",
:mn,
"mphantom",
"mprescripts",
"mroot",
"mrow",
"ms",
"msqrt",
"mstyle",
"msub",
"msubsup",
"msup",
"mtable",
"mtext",
"mtr",
"semantics"
]
for tag <- basic_math_tags do
Meta.allow_tag_with_these_attributes(unquote(tag), [
"mathvariant",
"displaystyle",
"scriptlevel"
])
end
Meta.allow_tag_with_these_attributes("mfrac", [
"displaystyle",
"linethickness",
"mathvariant",
"scriptlevel"
])
Meta.allow_tag_with_these_attributes(:mo, [
"displaystyle",
"form",
"largeop",
"lspace",
"mathvariant",
"minsize",
"movablelimits",
"rspace",
"scriptlevel",
"stretchy",
"symmetric"
])
Meta.allow_tag_with_these_attributes("mover", [
"accent",
"displaystyle",
"mathvariant",
"scriptlevel"
])
Meta.allow_tag_with_these_attributes("mpadded", [
"depth",
"displaystyle",
"height",
"lspace",
"mathvariant",
"scriptlevel",
"voffset",
"width"
])
Meta.allow_tag_with_these_attributes("mspace", [
"depth",
"displaystyle",
"height",
"mathvariant",
"scriptlevel",
"width"
])
Meta.allow_tag_with_these_attributes("mtd", [
"columnspan",
"displaystyle",
"mathvariant",
"rowspan",
"scriptlevel"
])
Meta.allow_tag_with_these_attributes("munder", [
"accentunder",
"displaystyle",
"mathvariant",
"scriptlevel"
])
Meta.allow_tag_with_these_attributes("munderover", [
"accent",
"accentunder",
"displaystyle",
"mathvariant",
"scriptlevel"
])
end
Meta.allow_tag_with_these_attributes(:center, [])
Meta.allow_tag_with_these_attributes(:small, [])