Class: RSS::XML::Element

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/rss/xml.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, prefix = nil, uri = nil, attributes = {}, children = []) ⇒ Element

Returns a new instance of Element.



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# File 'lib/rss/xml.rb', line 11

def initialize(name, prefix=nil, uri=nil, attributes={}, children=[])
  @name = name
  @prefix = prefix
  @uri = uri
  @attributes = attributes
  if children.is_a?(String) or !children.respond_to?(:each)
    @children = [children]
  else
    @children = children
  end
end

Instance Attribute Details

#attributes ⇒ Object (readonly)

Returns the value of attribute attributes.



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# File 'lib/rss/xml.rb', line 10

def attributes
  @attributes
end

#children ⇒ Object (readonly)

Returns the value of attribute children.



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# File 'lib/rss/xml.rb', line 10

def children
  @children
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/rss/xml.rb', line 10

def name
  @name
end

#prefix ⇒ Object (readonly)

Returns the value of attribute prefix.



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# File 'lib/rss/xml.rb', line 10

def prefix
  @prefix
end

#uri ⇒ Object (readonly)

Returns the value of attribute uri.



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# File 'lib/rss/xml.rb', line 10

def uri
  @uri
end

Instance Method Details

#<<(child) ⇒ Object 



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# File 'lib/rss/xml.rb', line 31

def <<(child)
  @children << child
end

#==(other) ⇒ Object 



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# File 'lib/rss/xml.rb', line 39

def ==(other)
  other.kind_of?(self.class) and
    @name == other.name and
    @uri == other.uri and
    @attributes == other.attributes and
    @children == other.children
end

#[](name) ⇒ Object 



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# File 'lib/rss/xml.rb', line 23

def [](name)
  @attributes[name]
end

#[]=(name, value) ⇒ Object 



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# File 'lib/rss/xml.rb', line 27

def []=(name, value)
  @attributes[name] = value
end

#each(&block) ⇒ Object 



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# File 'lib/rss/xml.rb', line 35

def each(&block)
  @children.each(&block)
end

#full_name ⇒ Object 



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# File 'lib/rss/xml.rb', line 64

def full_name
  if @prefix
    "#{@prefix}:#{@name}"
  else
    @name
  end
end

#to_s ⇒ Object 



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# File 'lib/rss/xml.rb', line 47

def to_s
  rv = "<#{full_name}"
  attributes.each do |key, value|
    rv << " #{CGI.escapeHTML(key.to_s)}=\"#{CGI.escapeHTML(value.to_s)}\""
  end
  if children.empty?
    rv << "/>"
  else
    rv << ">"
    children.each do |child|
      rv << child.to_s
    end
    rv << "</#{full_name}>"
  end
  rv
end