25 lines
855 B
Ruby
25 lines
855 B
Ruby
module PostVersionsHelper
|
|
def post_version_diff(post_version)
|
|
diff = post_version.diff(post_version.previous)
|
|
html = '<span class="diff-list">'
|
|
|
|
diff[:added_tags].each do |tag|
|
|
prefix = diff[:obsolete_added_tags].include?(tag) ? '+<ins class="obsolete">' : '<ins>+'
|
|
html << prefix + link_to(wordbreakify(tag), posts_path(:tags => tag)) + '</ins>'
|
|
html << " "
|
|
end
|
|
diff[:removed_tags].each do |tag|
|
|
prefix = diff[:obsolete_removed_tags].include?(tag) ? '-<del class="obsolete">' : '<del>-'
|
|
html << prefix + link_to(wordbreakify(tag), posts_path(:tags => tag)) + '</del>'
|
|
html << " "
|
|
end
|
|
diff[:unchanged_tags].each do |tag|
|
|
html << '<span>' + link_to(wordbreakify(tag), posts_path(:tags => tag)) + '</span>'
|
|
html << " "
|
|
end
|
|
|
|
html << "</span>"
|
|
html.html_safe
|
|
end
|
|
end
|