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require "rss/utils"
module RSS
module XML
class Element
include Enumerable
attr_reader :name, :prefix, :uri, :attributes, :children
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
def [](name)
@attributes[name]
end
def []=(name, value)
@attributes[name] = value
end
def <<(child)
@children << child
end
def each(&block)
@children.each(&block)
end
def ==(other)
other.kind_of?(self.class) and
@name == other.name and
@uri == other.uri and
@attributes == other.attributes and
@children == other.children
end
def to_s
rv = "<#{full_name}"
attributes.each do |key, value|
rv << " #{Utils.html_escape(key)}=\"#{Utils.html_escape(value)}\""
end
if children.empty?
rv << "/>"
else
rv << ">"
children.each do |child|
rv << child.to_s
end
rv << "</#{full_name}>"
end
rv
end
def full_name
if @prefix
"#{@prefix}:#{@name}"
else
@name
end
end
end
end
end
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