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84483d6382
Patch by Takashi Kato (user:tohosaku). git-svn-id: https://svn.redmine.org/redmine/trunk@24400 e93f8b46-1217-0410-a6f0-8f06a7374b81
45 lines
1.5 KiB
Ruby
45 lines
1.5 KiB
Ruby
# frozen_string_literal: true
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# Redmine - project management software
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# Copyright (C) 2006- Jean-Philippe Lang
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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module Redmine
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module WikiFormatting
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# Combination of SanitizationFilter and ExternalLinksScrubber
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class HtmlSanitizer
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SANITIZER = Redmine::WikiFormatting::CommonMark::SanitizationFilter.new
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SCRUBBERS = [Redmine::WikiFormatting::CommonMark::ExternalLinksScrubber.new]
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def self.call(html)
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fragment = HtmlParser.parse(html)
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SANITIZER.call(fragment)
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scrubber = Loofah::Scrubber.new do |node|
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SCRUBBERS.each do |s|
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result = s.scrub(node)
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break result if result == Loofah::Scrubber::STOP
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break if node.parent.nil?
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end
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end
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fragment.scrub!(scrubber)
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fragment.to_s
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end
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end
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end
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end
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