diff options
Diffstat (limited to 'actionpack/lib/action_view/helpers/javascript_helper.rb')
| -rw-r--r-- | actionpack/lib/action_view/helpers/javascript_helper.rb | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/actionpack/lib/action_view/helpers/javascript_helper.rb b/actionpack/lib/action_view/helpers/javascript_helper.rb deleted file mode 100644 index cfdd7c77d8..0000000000 --- a/actionpack/lib/action_view/helpers/javascript_helper.rb +++ /dev/null @@ -1,117 +0,0 @@ -require 'action_view/helpers/tag_helper' - -module ActionView - module Helpers - module JavaScriptHelper - JS_ESCAPE_MAP = { - '\\' => '\\\\', - '</' => '<\/', - "\r\n" => '\n', - "\n" => '\n', - "\r" => '\n', - '"' => '\\"', - "'" => "\\'" - } - - JS_ESCAPE_MAP["\342\200\250".force_encoding('UTF-8').encode!] = '
' - JS_ESCAPE_MAP["\342\200\251".force_encoding('UTF-8').encode!] = '
' - - # Escapes carriage returns and single and double quotes for JavaScript segments. - # - # Also available through the alias j(). This is particularly helpful in JavaScript - # responses, like: - # - # $('some_element').replaceWith('<%=j render 'some/element_template' %>'); - def escape_javascript(javascript) - if javascript - result = javascript.gsub(/(\\|<\/|\r\n|\342\200\250|\342\200\251|[\n\r"'])/u) {|match| JS_ESCAPE_MAP[match] } - javascript.html_safe? ? result.html_safe : result - else - '' - end - end - - alias_method :j, :escape_javascript - - # Returns a JavaScript tag with the +content+ inside. Example: - # javascript_tag "alert('All is good')" - # - # Returns: - # <script> - # //<![CDATA[ - # alert('All is good') - # //]]> - # </script> - # - # +html_options+ may be a hash of attributes for the <tt>\<script></tt> - # tag. - # - # javascript_tag "alert('All is good')", defer: 'defer' - # # => <script defer="defer">alert('All is good')</script> - # - # Instead of passing the content as an argument, you can also use a block - # in which case, you pass your +html_options+ as the first parameter. - # - # <%= javascript_tag defer: 'defer' do -%> - # alert('All is good') - # <% end -%> - def javascript_tag(content_or_options_with_block = nil, html_options = {}, &block) - content = - if block_given? - html_options = content_or_options_with_block if content_or_options_with_block.is_a?(Hash) - capture(&block) - else - content_or_options_with_block - end - - content_tag(:script, javascript_cdata_section(content), html_options) - end - - def javascript_cdata_section(content) #:nodoc: - "\n//#{cdata_section("\n#{content}\n//")}\n".html_safe - end - - # Returns a button whose +onclick+ handler triggers the passed JavaScript. - # - # The helper receives a name, JavaScript code, and an optional hash of HTML options. The - # name is used as button label and the JavaScript code goes into its +onclick+ attribute. - # If +html_options+ has an <tt>:onclick</tt>, that one is put before +function+. - # - # button_to_function "Greeting", "alert('Hello world!')", class: "ok" - # # => <input class="ok" onclick="alert('Hello world!');" type="button" value="Greeting" /> - # - def button_to_function(name, function=nil, html_options={}) - message = "button_to_function is deprecated and will be removed from Rails 4.1. We recomend to use Unobtrusive JavaScript instead. " + - "See http://guides.rubyonrails.org/working_with_javascript_in_rails.html#unobtrusive-javascript" - ActiveSupport::Deprecation.warn message - - onclick = "#{"#{html_options[:onclick]}; " if html_options[:onclick]}#{function};" - - tag(:input, html_options.merge(:type => 'button', :value => name, :onclick => onclick)) - end - - # Returns a link whose +onclick+ handler triggers the passed JavaScript. - # - # The helper receives a name, JavaScript code, and an optional hash of HTML options. The - # name is used as the link text and the JavaScript code goes into the +onclick+ attribute. - # If +html_options+ has an <tt>:onclick</tt>, that one is put before +function+. Once all - # the JavaScript is set, the helper appends "; return false;". - # - # The +href+ attribute of the tag is set to "#" unless +html_options+ has one. - # - # link_to_function "Greeting", "alert('Hello world!')", class: "nav_link" - # # => <a class="nav_link" href="#" onclick="alert('Hello world!'); return false;">Greeting</a> - # - def link_to_function(name, function, html_options={}) - message = "link_to_function is deprecated and will be removed from Rails 4.1. We recomend to use Unobtrusive JavaScript instead. " + - "See http://guides.rubyonrails.org/working_with_javascript_in_rails.html#unobtrusive-javascript" - ActiveSupport::Deprecation.warn message - - onclick = "#{"#{html_options[:onclick]}; " if html_options[:onclick]}#{function}; return false;" - href = html_options[:href] || '#' - - content_tag(:a, name, html_options.merge(:href => href, :onclick => onclick)) - end - end - end -end |