Files
danbooru/app/helpers/post_versions_helper.rb
2012-01-06 18:27:46 -05:00

17 lines
574 B
Ruby

module PostVersionsHelper
def post_version_diff(post_version)
diff = post_version.diff(post_version.previous)
html = []
diff[:added_tags].each do |tag|
html << '<ins>' + link_to(tag, posts_path(:tags => tag)) + '</ins>'
end
diff[:removed_tags].each do |tag|
html << '<del>' + link_to(tag, posts_path(:tags => tag)) + '</del>'
end
diff[:unchanged_tags].each do |tag|
html << '<span>' + link_to(tag, posts_path(:tags => tag)) + '</span>' unless tag =~ /^(?:rating|source):/
end
return html.join(" ").html_safe
end
end