Contents

module TopHat
  module TitleHelper

    def title(title=nil, options={})
      if title.is_a?(String) || title.is_a?(Array)
        save_tophat_title(title, options)
      else
        display_tophat_title(title || options)
      end
    end
    alias t title
    
    private

    def save_tophat_title(title, options)
      TopHat.current['title'] = title
      TopHat.current['title_options'] = options
      title
    end

    def display_tophat_title(options)
      options = options.merge(TopHat.current['title_options']) unless TopHat.current['title_options'].nil?

      title_segments = []
      title_segments << options[:site] if options[:site]
      title_segments << (TopHat.current['title'].blank? ? options[:default] : TopHat.current['title'])

      title_segments.flatten! # flatten out in case the title is an array
      title_segments.compact! # clean out any nils
      title_segments.map! { |t| t.downcase! } if options[:lowercase]
      title_segments.map! { |t| t.upcase! } if options[:uppercase]
      title_segments.map! { |t| strip_tags(t) }

      reverse = options[:reverse]
      reverse = false if options[:default] && TopHat.current['title'].blank? && options[:reverse_on_default] == false

      title_segments.reverse! if reverse

      content_tag :title, title_segments.join(delimiter_from(options)).strip
    end

    def delimiter_from(options={})
      return "" if options.empty?

      # Prefix (leading space)
      if options[:prefix]
        prefix = options[:prefix]
      elsif options[:prefix] == false
        prefix = ''
      else
        prefix = ' '
      end

      # Separator
      separator = options[:separator] || ''

      # Suffix (trailing space)
      if options[:suffix]
        suffix = options[:suffix]
      elsif options[:suffix] == false
        suffix = ''
      else
        suffix = ' '
      end

      prefix + separator + suffix
    end

  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
tophat-2.0.0	lib/tophat/title.rb