Merge branch '57634-issue-when-viewing-a-document-with-footnotes-actionview-template-error-undefined-method-at_css-for-nil-nilclass' into 'master'
Issue when viewing a document with footnotes Closes #57634 See merge request gitlab-org/gitlab-ce!25199
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commit
69c19b392e
2 changed files with 18 additions and 7 deletions
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@ -29,21 +29,30 @@ module Banzai
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# Sanitization stripped off the section wrapper - add it back in
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first_footnote.parent.wrap('<section class="footnotes">')
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rand_suffix = "-#{random_number}"
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modified_footnotes = {}
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doc.css('sup > a[id]').each do |link_node|
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ref_num = link_node[:id].delete_prefix(FOOTNOTE_LINK_ID_PREFIX)
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footnote_node = doc.at_css("li[id=#{fn_id(ref_num)}]")
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backref_node = footnote_node.at_css("a[href=\"##{fnref_id(ref_num)}\"]")
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if ref_num =~ INTEGER_PATTERN && footnote_node && backref_node
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link_node[:href] += rand_suffix
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link_node[:id] += rand_suffix
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footnote_node[:id] += rand_suffix
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backref_node[:href] += rand_suffix
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if INTEGER_PATTERN.match?(ref_num) && (footnote_node || modified_footnotes[ref_num])
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link_node[:href] += rand_suffix
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link_node[:id] += rand_suffix
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# Sanitization stripped off class - add it back in
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link_node.parent.append_class('footnote-ref')
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backref_node.append_class('footnote-backref')
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unless modified_footnotes[ref_num]
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footnote_node[:id] += rand_suffix
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backref_node = footnote_node.at_css("a[href=\"##{fnref_id(ref_num)}\"]")
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if backref_node
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backref_node[:href] += rand_suffix
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backref_node.append_class('footnote-backref')
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end
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modified_footnotes[ref_num] = true
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end
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end
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end
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@ -11,6 +11,7 @@ describe Banzai::Filter::FootnoteFilter do
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let(:footnote) do
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<<~EOF
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<p>first<sup><a href="#fn1" id="fnref1">1</a></sup> and second<sup><a href="#fn2" id="fnref2">2</a></sup></p>
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<p>same reference<sup><a href="#fn1" id="fnref1">1</a></sup></p>
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<ol>
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<li id="fn1">
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<p>one <a href="#fnref1">↩</a></p>
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@ -25,6 +26,7 @@ describe Banzai::Filter::FootnoteFilter do
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let(:filtered_footnote) do
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<<~EOF
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<p>first<sup class="footnote-ref"><a href="#fn1-#{identifier}" id="fnref1-#{identifier}">1</a></sup> and second<sup class="footnote-ref"><a href="#fn2-#{identifier}" id="fnref2-#{identifier}">2</a></sup></p>
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<p>same reference<sup class="footnote-ref"><a href="#fn1-#{identifier}" id="fnref1-#{identifier}">1</a></sup></p>
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<section class="footnotes"><ol>
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<li id="fn1-#{identifier}">
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<p>one <a href="#fnref1-#{identifier}" class="footnote-backref">↩</a></p>
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