95 lines
2.0 KiB
Ruby
95 lines
2.0 KiB
Ruby
# All files in the 'lib' directory will be loaded
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# before nanoc starts compiling.
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include Nanoc3::Helpers::LinkTo
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include Nanoc3::Helpers::Capturing
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include Nanoc3::Helpers::Rendering
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include Nanoc3::Helpers::Breadcrumbs
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def body_class(item)
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(["docs"] + (item[:classnames] || [])).join(" ")
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end
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def body_id(item)
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if item[:body_id]
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item[:body_id]
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elsif id = item.identifier.chop[1..-1]
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id.gsub(/\/|_/, "-")
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end
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end
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def body_attributes(item)
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{
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:id => body_id(item),
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:class => body_class(item)
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}
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end
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class Recycler
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attr_accessor :values
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attr_accessor :index
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def initialize *values
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self.values = values
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self.index = 0
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end
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def next
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values[index]
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ensure
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self.index += 1
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self.index = 0 if self.index >= self.values.size
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end
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def reset!
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self.index = 0
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end
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end
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def cycle(*args)
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yield Recycler.new *args
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end
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def default_path(item)
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item.reps.find{|r| r.name == :default}.path
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end
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def find(identifier)
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@items.find{|i| i.identifier == identifier}
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end
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def item_tree(item, options = {})
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crumb = item[:crumb] || item[:title]
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options[:heading_level] ||= 1 if options.fetch(:headings, true)
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child_html = ""
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if options.fetch(:depth,1) > 0
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if item.children.any?
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child_html << "<ul>"
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item.children.sort_by{|c| c[:crumb] || c[:title]}.each do |child|
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child_opts = options.dup
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child_opts[:depth] -= 1 if child_opts.has_key?(:depth)
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child_opts[:heading_level] += 1 if child_opts[:heading_level]
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child_opts.delete(:omit_self)
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child_html << item_tree(child, child_opts)
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end
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child_html << "</ul>"
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end
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else
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options.delete(:heading_level)
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end
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css_class = nil
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prefix = nil
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suffix = nil
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if item.identifier == @item.identifier
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css_class = %Q{class="selected"}
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end
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contents = unless options[:omit_self]
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hl = if options[:heading_level]
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"h#{options[:heading_level]}"
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else
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"span"
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end
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%Q{<li><#{hl}><a href="#{default_path(item)}"#{css_class}>#{crumb}</a></#{hl}></li>}
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end
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%Q{#{contents}#{child_html}}
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end
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