Merge pull request #3058 from benwbrum/3044-escape-ampersands-on-export

Escape ampersands on PDF export for #3044
benwbrum · Mar 24, 2022 · 19afd62 · 19afd62
2 parents 1f3ef47 + 075d605
commit 19afd62
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/app/helpers/export_helper.rb b/app/helpers/export_helper.rb
@@ -7,6 +7,8 @@ def xml_to_pandoc_md(xml_text, preserve_lb=true, flatten_links=false, collection
     preprocessed = xml_text || ''
     preprocessed.gsub!("[","\\[")
     preprocessed.gsub!("]","\\]")
+    preprocessed.gsub!('&', '&amp;') # escape ampersands
+    preprocessed.gsub!(/&(amp;)+/, '&amp;') # clean double escapes
 
 
     doc = REXML::Document.new(preprocessed)