Class: XML::Feed::Builder::Rss::Item

Inherits:
Object
  • Object
show all
Defined in:
lib/xml/libxml/feed/builders/rss.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(channel, node = nil) ⇒ Item

Returns a new instance of Item.



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# File 'lib/xml/libxml/feed/builders/rss.rb', line 74

def initialize(channel, node=nil)
    @channel = channel
    @node    = node

    @node = XML::Node.new('item') unless @node
    @params = Hash.new
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args) ⇒ Object

basic parameters that just get enclosed by a <tag>. More involved stuff should create it’s own pair of methods.



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# File 'lib/xml/libxml/feed/builders/rss.rb', line 84

def method_missing(method, *args)
    meth = method.to_s 
    if meth =~ /=$/ # assignment
        my_meth = meth.sub(/=$/, '')

        node = XML::Node.new(my_meth)
        node.content = args[0].to_s
        @node << node
        return node
    end

    # if we're reading, we want to collect each node that matches our method name.
    # the problem is, XML::XPath::Object#find doesn't work on detached nodes, which ours
    # is at this state. So we have to search manually.
   
    array = []    

    @node.each do |x|
        if x.name == meth 
            array.push x
        end
    end

    return array.length > 1 ? array : array[0]
end

Instance Attribute Details

#channel ⇒ Object (readonly)

Returns the value of attribute channel.



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# File 'lib/xml/libxml/feed/builders/rss.rb', line 71

def channel
  @channel
end

#node ⇒ Object (readonly)

Returns the value of attribute node.



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# File 'lib/xml/libxml/feed/builders/rss.rb', line 72

def node
  @node
end