Class: Goat::DOMTools::HTMLBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/goat/dom.rb

Defined Under Namespace

Classes: TagBuilder

Constant Summary collapse

ARRAY_ATTRS = 
[:class]
INTEGER_ATTRS = 
[:colspan, :rowspan]

Instance Method Summary collapse

Constructor Details

#initialize(input) ⇒ HTMLBuilder

Returns a new instance of HTMLBuilder.



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# File 'lib/goat/dom.rb', line 345

def initialize(input)
  @input = input
end

Instance Method Details

#array_to_html(ar) ⇒ Object 



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# File 'lib/goat/dom.rb', line 325

def array_to_html(ar)
  if ar.first.kind_of?(Symbol)
    tag = ar[0]
    have_attrs = ar[1].kind_of?(Hash)
    attrs = have_attrs ? ar[1] : {}
    body = ar[(have_attrs ? 2 : 1)..-1]

    tag, attrs, body = TagBuilder.build(tag, attrs, body)
    lonely = standalone_tags.include?(tag.to_s)

    open_tag = "<#{tag}#{attrs.empty? ? '' : (' ' + attrs_to_html(attrs))}>"
    body_html = body.empty? ? '' : body.map{|x| x.to_html(self)}.join
    close_tag = (lonely ? '' : "</#{tag}>")

    "#{open_tag}#{body_html}#{close_tag}"
  else
    ar.map{|x| x.to_html(self)}.join
  end
end

#attrs_to_html(attrs) ⇒ Object 



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# File 'lib/goat/dom.rb', line 321

def attrs_to_html(attrs)
  attrs.map {|k, v| "#{k}=\"#{v}\""}.join(' ')
end

#html ⇒ Object 



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# File 'lib/goat/dom.rb', line 349

def html
  @input.to_html(self)
end

#standalone_tags ⇒ Object 



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# File 'lib/goat/dom.rb', line 317

def standalone_tags
  %w{br img input}
end