Module: FL::MetaHelper

Defined in:
app/helpers/fl/meta_helper.rb

Instance Method Summary collapse

Instance Method Details

#csrf ⇒ Object

> CSRF



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# File 'app/helpers/fl/meta_helper.rb', line 49

def csrf
  meta :csrf
end

#css(*args) ⇒ Object

> CSS



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# File 'app/helpers/fl/meta_helper.rb', line 39

def css *args
  meta :css, *args
end

#favicon(img = "icons/favicon.ico", *args) ⇒ Object

Favicon

> github.com/audreyr/favicon-cheat-sheet

> iconhandbook.co.uk/reference/chart/favicons/



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# File 'app/helpers/fl/meta_helper.rb', line 94

def favicon img="icons/favicon.ico", *args

  # => Accepts all styles of icon
  defaults = { "apple-touch-icon" => [57,60,72,76,114,120,144,152,167,180], "icon" => [16,32] }
  options  = args.extract_options!.merge!(defaults) { |key, v1, v2| v1 }

  case options
    when :all

    when true
  else
    meta :favicon, img
  end
end

#js(*args) ⇒ Object

> JS



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# File 'app/helpers/fl/meta_helper.rb', line 44

def js *args
  meta :js, *args
end

#meta(type, *args) ⇒ Object

> Meta

> SPLAT OPERATOR for multiple “when” cases – stackoverflow.com/a/10197397/1143732



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# File 'app/helpers/fl/meta_helper.rb', line 13

def meta type, *args
  case type
    when :js, :javascript, :javascripts, :script, :scripts
      javascript_include_tag *args.compact #-> splat operator http://stackoverflow.com/questions/13795627/ruby-send-method-passing-multiple-parameters
    when :css, :stylesheet, :stylesheets
      stylesheet_link_tag  *args.compact #-> splat operator http://stackoverflow.com/questions/13795627/ruby-send-method-passing-multiple-parameters
    when :title
      Haml::Engine.new("%title #{args.join(' ')}").render
    when :favicon
      favicon_link_tag
     when :csrf
       csrf_meta_tags
    else
      Haml::Engine.new("%meta{ name: \"#{type}\", content: \"#{args.join(', ')}\" }").render #-> http://stackoverflow.com/questions/9143761/meta-descritpion-in-haml-with-outside-variable
  end
end

#robots(*args) ⇒ Object

Robots

> noarchive.net/meta/



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# File 'app/helpers/fl/meta_helper.rb', line 58

def robots *args
  # => Blank for all true

  # => Possible inputs:
  # => { index: true, follow: true, nofollow: false, noindex: false }
  # => :index, :follow, :noindex, :nofollow
  # => "index", "follow", "noindex", "nofollow"

  # => Inputs
  # => No input = all
  # => If true and false are present, only true is passed
  options  = args.extract_options! # => Don't need defaults

  # => Results
  results = Array.new(2)
  # No options / args =  "index, follow"
  # First check for one of the following :index, index: true, noindex: false       == "index"
  # Second check for one of the following :follow, follow: true, nofollow: false   == "follow"
  # Third check for one of the following :noindex, noindex: true                   == "noindex"
  # Forth check for one of the following :nofollow, nofollow: true               == "nofollow"
  results[0] = "index"     if options[:index] || args.include?(:index) || options[:noindex] == false || (options.empty? && args.empty?)
  results[1] = "follow"  if options[:follow] || args.include?(:follow) || options[:nofollow] == false || (options.empty? && args.empty?)
  results[0] = "noindex"   if (options[:noindex] || args.include?(:noindex) || options[:index] == false) && (!args.include?(:index))
  results[1] = "nofollow" if (options[:nofollow] || args.include?(:nofollow) || options[:follow] == false) && (!args.include?(:follow))

  results.delete_at(0) if (options[:index] == false) && (options[:index] != true || !args.include?(:index))
  results.delete_at(1) if (options[:follow] == false) && (options[:follow] != true || !args.include?(:follow))

  # => Return
  # => Options only accepts actual content (array)
    meta :robots, results.compact.join(",") if results.any?
end

#title(args) ⇒ Object

> Title (needs to be more succinct)



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# File 'app/helpers/fl/meta_helper.rb', line 34

def title args
  meta :title, args
end