67 lines
1.7 KiB
Ruby
67 lines
1.7 KiB
Ruby
# frozen_string_literal: true
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module Banzai
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module Filter
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# HTML filter that appends state information to issuable links.
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# Runs as a post-process filter as issuable state might change while
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# Markdown is in the cache.
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#
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# This filter supports cross-project references.
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class IssuableStateFilter < HTML::Pipeline::Filter
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VISIBLE_STATES = %w(closed merged).freeze
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def call
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return doc unless context[:issuable_state_filter_enabled]
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context = RenderContext.new(project, current_user)
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extractor = Banzai::IssuableExtractor.new(context)
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issuables = extractor.extract([doc])
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issuables.each do |node, issuable|
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next if !can_read_cross_project? && cross_referenced?(issuable)
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if VISIBLE_STATES.include?(issuable.state) && issuable_reference?(node.inner_html, issuable)
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state = moved_issue?(issuable) ? s_("IssuableStatus|moved") : issuable.state
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node.content += " (#{state})"
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end
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end
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doc
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end
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private
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def moved_issue?(issuable)
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issuable.instance_of?(Issue) && issuable.moved?
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end
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def issuable_reference?(text, issuable)
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CGI.unescapeHTML(text) == issuable.reference_link_text(project || group)
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end
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def cross_referenced?(issuable)
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return true if issuable.project != project
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return true if issuable.respond_to?(:group) && issuable.group != group
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false
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end
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def can_read_cross_project?
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Ability.allowed?(current_user, :read_cross_project)
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end
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def current_user
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context[:current_user]
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end
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def project
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context[:project]
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end
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def group
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context[:group]
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end
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end
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end
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end
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