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| author | Stephen Celis <stephen@stephencelis.com> | 2010-10-17 08:18:25 -0500 |
|---|---|---|
| committer | Michael Koziarski <michael@koziarski.com> | 2010-10-18 11:18:42 +1300 |
| commit | 5e79094fc1dbb62e27cf21c0f18b586a26d5de46 (patch) | |
| tree | 4b10b97a9850fe809305876f3b07f373cdfb6132 /actionpack/lib/action_view | |
| parent | 67df21f8954073ddc7f3409ec618c953f97cb412 (diff) | |
| download | rails-5e79094fc1dbb62e27cf21c0f18b586a26d5de46.tar.gz rails-5e79094fc1dbb62e27cf21c0f18b586a26d5de46.tar.bz2 rails-5e79094fc1dbb62e27cf21c0f18b586a26d5de46.zip | |
HTML5 data attribute helpers [#5825 state:resolved].
Diffstat (limited to 'actionpack/lib/action_view')
| -rw-r--r-- | actionpack/lib/action_view/helpers/tag_helper.rb | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/actionpack/lib/action_view/helpers/tag_helper.rb b/actionpack/lib/action_view/helpers/tag_helper.rb index 1b9e152b4d..b00b7636c3 100644 --- a/actionpack/lib/action_view/helpers/tag_helper.rb +++ b/actionpack/lib/action_view/helpers/tag_helper.rb @@ -25,9 +25,13 @@ module ActionView # escaping. # # ==== Options - # The +options+ hash is used with attributes with no value like (<tt>disabled</tt> and - # <tt>readonly</tt>), which you can give a value of true in the +options+ hash. You can use - # symbols or strings for the attribute names. + # Use +true+ with boolean attributes that can render with no value (like + # +disabled+ and +readonly+). + # + # HTML5 data-* attributes can be set with a single +data+ key and a hash + # value of sub-attributes. Sub-attribute keys will be dasherized. + # + # You can use symbols or strings for the attribute names. # # ==== Examples # tag("br") @@ -44,6 +48,9 @@ module ActionView # # tag("img", { :src => "open & shut.png" }, false, false) # # => <img src="open & shut.png" /> + # + # tag("div", { :data => { :name => 'Stephen', :city_state => %w(Chicago IL) } }) + # # => <div data-city-state="["Chicago","IL"]" data-name="Stephen" /> def tag(name, options = nil, open = false, escape = true) "<#{name}#{tag_options(options, escape) if options}#{open ? ">" : " />"}".html_safe end @@ -118,7 +125,13 @@ module ActionView unless options.blank? attrs = [] options.each_pair do |key, value| - if BOOLEAN_ATTRIBUTES.include?(key) + if key.to_s == 'data' && value.is_a?(Hash) + value.each do |k, v| + final_v = [String, Symbol].include?(v.class) ? v : v.to_json + final_v = html_escape(final_v) if escape + attrs << %(data-#{k.to_s.dasherize}="#{final_v}") + end + elsif BOOLEAN_ATTRIBUTES.include?(key) attrs << %(#{key}="#{key}") if value elsif !value.nil? final_value = value.is_a?(Array) ? value.join(" ") : value |