lib/utils/image.rb in metanorma-utils-1.2.5 vs lib/utils/image.rb in metanorma-utils-1.2.6

@@ -21,10 +21,10 @@
             .gsub(%r{\[([a-zA-z][a-z0-9A-Z@/]*\])}, "[xmlns:\\1")
         end
       end
 
       def save_dataimage(uri)
-        %r{^data:(image|application)/(?<imgtype>[^;]+);base64,(?<imgdata>.+)$} =~ uri
+        %r{^data:(image|application)/(?<imgtype>[^;]+);(charset=[^;]+;)?base64,(?<imgdata>.+)$} =~ uri
         imgtype.sub!(/\+[a-z0-9]+$/, "") # svg+xml
         imgtype = "png" unless /^[a-z0-9]+$/.match? imgtype
         Tempfile.open(["image", ".#{imgtype}"]) do |f|
           f.binmode
           f.write(Base64.strict_decode64(imgdata))