Module: TagParts

Included in:
HTMLParts
Defined in:
lib/tagparts.rb

Defined Under Namespace

Classes: TagItem

Constant Summary collapse

@@method_prefix = 
'_'

Class Method Summary collapse

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(m, *args) ⇒ Object 



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# File 'lib/tagparts.rb', line 144

def method_missing m, *args
  if make_unknown_tag? && (/^#{@@method_prefix}(.+)/ =~ m.to_s)
    TagItem.new($1, args)
  else
    super
  end
end

Class Method Details

.newtag(sym, ignore_empty, klass = TagParts) ⇒ Object 



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# File 'lib/tagparts.rb', line 130

def self.newtag sym, ignore_empty, klass = TagParts
  klass.module_eval <<-EOS
  def #{@@method_prefix}#{sym}(*args)
    TagItem.new(:#{sym}, args, #{ignore_empty})
  end
  EOS
end

Instance Method Details

#ignore_empty_tag? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/tagparts.rb', line 98

def ignore_empty_tag?
  false
end

#make_unknown_tag? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/tagparts.rb', line 152

def make_unknown_tag?
  true
end

#tag_encoding(str) ⇒ Object

do nothing. please override



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# File 'lib/tagparts.rb', line 103

def tag_encoding str
  str
end

#tree2string(tag) ⇒ Object 



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# File 'lib/tagparts.rb', line 107

def tree2string tag
  tag_encoding(tree2string_(tag))
end

#tree2string_(tag) ⇒ Object 



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# File 'lib/tagparts.rb', line 111

def tree2string_ tag
  bs = tag.map{|body|
    if body.kind_of? TagItem
      tree2string_(body)
    else
      CGI.escapeHTML(body.to_s)
    end
  }
  tagname = tag.tag
  attr    = tag.make_attr_str
  if bs.size > 0 || ignore_empty_tag?
    "<#{tagname}#{attr}\n>#{bs}</#{tagname}>\n"
  else
    "<#{tagname}#{attr}\n/>"
  end
end