Module: Fortitude::Widget::TagLikeMethods

Extended by:
ActiveSupport::Concern
Included in:
Fortitude::Widget
Defined in:
lib/fortitude/widget/tag_like_methods.rb

Constant Summary collapse

CDATA_START = 
"<![CDATA[".freeze
CDATA_END = 
"]]>".freeze

Instance Method Summary collapse

Instance Method Details

#cdata(s = nil, &block) ⇒ Object

PUBLIC API



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# File 'lib/fortitude/widget/tag_like_methods.rb', line 76

def cdata(s = nil, &block)
  if s
    raise ArgumentError, "You can only pass literal text or a block, not both" if block

    components = s.split("]]>")

    if components.length > 1
      components.each_with_index do |s, i|
        this_component = s
        this_component = ">#{this_component}" if i > 0
        this_component = "#{this_component}]]" if i < (components.length - 1)
        cdata(this_component)
      end
    else
      tag_rawtext CDATA_START
      tag_rawtext s
      tag_rawtext CDATA_END
    end
  else
    tag_rawtext CDATA_START
    yield
    tag_rawtext CDATA_END
  end
end

#tag_comment(s) ⇒ Object

PUBLIC API

Raises:

  • (ArgumentError) 


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# File 'lib/fortitude/widget/tag_like_methods.rb', line 29

def tag_comment(s)
  fo = self.class.format_output
  @_fortitude_rendering_context.needs_newline! if fo
  raise ArgumentError, "You cannot pass a block to a comment" if block_given?
  tag_rawtext "<!-- "
  tag_rawtext comment_escape(s)
  tag_rawtext " -->"
  @_fortitude_rendering_context.needs_newline! if fo
end

#tag_javascript(content = nil, &block) ⇒ Object

PUBLIC API



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# File 'lib/fortitude/widget/tag_like_methods.rb', line 40

def tag_javascript(content = nil, &block)
  args = if content.kind_of?(Hash)
    [ self.class.doctype.default_javascript_tag_attributes.merge(content) ]
  elsif content
    if block
      raise ArgumentError, "You can't supply JavaScript content both via text and a block"
    else
      block = lambda { tag_rawtext content }
      [ self.class.doctype.default_javascript_tag_attributes.dup ]
    end
  else
    [ self.class.doctype.default_javascript_tag_attributes.dup ]
  end

  actual_block = block
  if self.class.doctype.needs_cdata_in_javascript_tag?
    actual_block = lambda do
      tag_rawtext "\n//#{CDATA_START}\n"
      block.call
      tag_rawtext "\n//#{CDATA_END}\n"
    end
  end

  @_fortitude_rendering_context.with_indenting_disabled do
    script(*args, &actual_block)
  end
end