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Diffstat (limited to 'source/_helpers.rb')
| -rw-r--r-- | source/_helpers.rb | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/source/_helpers.rb b/source/_helpers.rb deleted file mode 100644 index 7c3fcc1f..00000000 --- a/source/_helpers.rb +++ /dev/null @@ -1,219 +0,0 @@ -gem 'activesupport', "2.3.5" -require 'active_support' -require 'rubypants' - -module Helpers - module EscapeHelper - HTML_ESCAPE = { '&' => '& ', '>' => '>', '<' => '<', '"' => '"' } - JSON_ESCAPE = { '&' => '\u0026 ', '>' => '\u003E', '<' => '\u003C' } - - # A utility method for escaping HTML tag characters. - # This method is also aliased as <tt>h</tt>. - # - # In your ERb templates, use this method to escape any unsafe content. For example: - # <%=h @person.name %> - # - # ==== Example: - # puts html_escape("is a > 0 & a < 10?") - # # => is a > 0 & a < 10? - def html_escape(html) - html.to_s.gsub(/[&"><]/) { |special| HTML_ESCAPE[special] } - end - def escape_once(html) - html.to_s.gsub(/[\"><]|&(?!([a-zA-Z]+|(#\d+));)/) { |special| HTML_ESCAPE[special] } - end - alias h escape_once - - # A utility method for escaping HTML entities in JSON strings. - # This method is also aliased as <tt>j</tt>. - # - # In your ERb templates, use this method to escape any HTML entities: - # <%=j @person.to_json %> - # - # ==== Example: - # puts json_escape("is a > 0 & a < 10?") - # # => is a \u003E 0 \u0026 a \u003C 10? - def json_escape(s) - s.to_s.gsub(/[&"><]/) { |special| JSON_ESCAPE[special] } - end - - alias j json_escape - end - include EscapeHelper - - module ParamsHelper - def params - @params ||= begin - q = request.query.dup - q.each { |(k,v)| q[k.to_s.intern] = v } - q - end - end - end - include ParamsHelper - - module TagHelper - def content_tag(name, content, html_options={}) - %{<#{name}#{html_attributes(html_options)}>#{content}</#{name}>} - end - - def tag(name, html_options={}) - %{<#{name}#{html_attributes(html_options)} />} - end - - def image_tag(src, html_options = {}) - tag(:img, html_options.merge({:src=>src})) - end - - def javascript_tag(content = nil, html_options = {}) - content_tag(:script, javascript_cdata_section(content), html_options.merge(:type => "text/javascript")) - end - - def link_to(name, href, html_options = {}) - html_options = html_options.stringify_keys - confirm = html_options.delete("confirm") - onclick = "if (!confirm('#{html_escape(confirm)}')) return false;" if confirm - content_tag(:a, name, html_options.merge(:href => href, :onclick=>onclick)) - end - - def link_to_function(name, *args, &block) - html_options = {} - html_options = args.pop if args.last.is_a? Hash - function = args[0] || '' - 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 - - private - - def cdata_section(content) - "<![CDATA[#{content}]]>" - end - - def javascript_cdata_section(content) #:nodoc: - "\n//#{cdata_section("\n#{content}\n//")}\n" - end - - def html_attributes(options) - unless options.blank? - attrs = [] - options.each_pair do |key, value| - if value == true - attrs << %(#{key}="#{key}") if value - else - attrs << %(#{key}="#{value}") unless value.nil? - end - end - " #{attrs.sort * ' '}" unless attrs.empty? - end - end - end - include TagHelper - - def to_html_email(address) - email = string_to_html(address) - "<a href=\"#{string_to_html('mailto:')}#{email}\">#{email}</a>" - end - - def string_to_html(s) - s.strip.unpack("C*").map{|ch| "&#" + ch.to_s + ";" }.to_s - end - - def show_part (file) - data = '' - f = File.open(Dir.pwd+"/source/"+file) - f.each_line do |line| - data += line - end - data - end - - def shorten_words (string, word_limit = 25) - words = string.split(/\s/) - if words.size >= word_limit - words[0,(word_limit-1)].join(" ") + '…' - else - string - end - end - - def shorten (string, char_limit = 55) - chars = string.scan(/.{1,1}/) - if chars.size >= char_limit - chars[0,(char_limit-1)].join + '…' - else - "blah2" - end - end - - def absolute_url(input, url) - input.gsub(/(href|src)(\s*=\s*)(["'])(\/.*?)\3/) { $1 + $2 + $3 + url + $4 + $3 } - end - - def rp(input) - RubyPants.new(input).to_html - end - def style_amp(input) - input.gsub(" & "," <span class='amp'>&</span> ") - end - - module PartialsHelper - - # A very hackish way to handle partials. We'll go with it till it breaks... - def include(partial_name) - file_ext = partial_name[(partial_name.index('.') + 1)..partial_name.length] - contents = IO.read("source/_includes/#{partial_name}") - case file_ext - when 'haml' - Haml::Engine.new(contents).render(binding) - when 'textile' - RedCloth.new(contents).to_html - when 'markdown' - RDiscount.new(contents).to_html - else - contents - end - end - end - - include PartialsHelper - -end - -class String - def titlecase - small_words = %w(a an and as at but by en for if in of on or the to v v. via vs vs.) - - x = split(" ").map do |word| - # note: word could contain non-word characters! - # downcase all small_words, capitalize the rest - small_words.include?(word.gsub(/\W/, "").downcase) ? word.downcase! : word.smart_capitalize! - word - end - # capitalize first and last words - x.first.to_s.smart_capitalize! - x.last.to_s.smart_capitalize! - # small words after colons are capitalized - x.join(" ").gsub(/:\s?(\W*#{small_words.join("|")}\W*)\s/) { ": #{$1.smart_capitalize} " } - end - - def titlecase! - replace(titlecase) - end - - def smart_capitalize - # ignore any leading crazy characters and capitalize the first real character - if self =~ /^['"\(\[']*([a-z])/ - i = index($1) - x = self[i,self.length] - # word with capitals and periods mid-word are left alone - self[i,1] = self[i,1].upcase unless x =~ /[A-Z]/ or x =~ /\.\w+/ - end - self - end - - def smart_capitalize! - replace(smart_capitalize) - end -end |