Class: ReVIEW::Book::HeadlineIndex

Inherits:
Index show all
Defined in:
lib/review/book/index.rb

Defined Under Namespace

Classes: Item

Constant Summary collapse

HEADLINE_PATTERN = 
/\A(=+)(?:\[(.+?)\])?(?:\{(.+?)\})?(.*)/

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Index

#[], #each, #has_key?, item_class, #item_type

Constructor Details

#initialize(items, chap) ⇒ HeadlineIndex

Returns a new instance of HeadlineIndex.



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# File 'lib/review/book/index.rb', line 355

def initialize(items, chap)
  @items = items
  @chap = chap
  @index = {}
  items.each do |i|
    warn "warning: duplicate ID: #{i.id}" unless @index[i.id].nil?
    @index[i.id] = i
  end
end

Instance Attribute Details

#items ⇒ Object (readonly)

Returns the value of attribute items.



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# File 'lib/review/book/index.rb', line 310

def items
  @items
end

Class Method Details

.parse(src, chap) ⇒ Object 



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# File 'lib/review/book/index.rb', line 312

def HeadlineIndex.parse(src, chap)
  items = []
  indexs = []
  headlines = []
  inside_column = false
  src.each do |line|
    if m = HEADLINE_PATTERN.match(line)
      next if m[1].size > 10 # Ignore too deep index
      index = m[1].size - 2

      # column
      if m[2] == 'column'
        inside_column = true
        next
      end
      if m[2] == '/column'
        inside_column = false
        next
      end
      if indexs.blank? || index <= indexs[-1]
        inside_column = false
      end
      if inside_column
        next
      end

      if index >= 0
        if indexs.size > (index + 1)
          indexs = indexs.take(index + 1)
          headlines = headlines.take(index + 1)
        end
        if indexs[index].nil?
          (0..index).each{|i| indexs[i] = 0 if indexs[i].nil?}
        end
        indexs[index] += 1
        headlines[index] = m[3].present? ? m[3].strip : m[4].strip
        items.push Item.new(headlines.join("|"), indexs.dup, m[4].strip)
      end
    end
  end
  new(items, chap)
end

Instance Method Details

#number(id) ⇒ Object 



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# File 'lib/review/book/index.rb', line 365

def number(id)
  n = @chap.number
  if @chap.on_APPENDIX? && @chap.number > 0 && @chap.number < 28
    type = @chap.book.config["appendix_format"].blank? ? "arabic" : @chap.book.config["appendix_format"].downcase.strip
    n = case type
        when "roman"
          ROMAN[@chap.number]
        when "alphabet", "alpha"
          ALPHA[@chap.number]
        else
          # nil, "arabic", etc...
          "#{@chap.number}"
        end
  end
  return ([n] + self[id].number).join(".")
end