Class: RSSFeed::OpenSearch

Inherits:
Object show all
Defined in:
lib/rss_feed/open_search.rb

Instance Method Summary collapse

Constructor Details

#initialize(node) ⇒ OpenSearch

Initializes the Open Search extensions.



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# File 'lib/rss_feed/open_search.rb', line 6

def initialize(node)
  @node = node
end

Instance Method Details

#items_per_page ⇒ Object 



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# File 'lib/rss_feed/open_search.rb', line 22

def items_per_page
  @node.at_xpath("rss/channel/opensearch:itemsPerPage", ::RSSFeed::NS).content.to_i rescue nil
end

#present? ⇒ Boolean 



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# File 'lib/rss_feed/open_search.rb', line 10

def present?
  !self.total_results.nil?
end

#queries ⇒ Object

queries



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# File 'lib/rss_feed/open_search.rb', line 27

def queries
  nodes = @node.xpath("rss/channel/opensearch:Query", ::RSSFeed::NS) rescue nil
  nodes.map { |node| OpenSearchQuery.new(node) } if nodes
end

#start_index ⇒ Object 



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# File 'lib/rss_feed/open_search.rb', line 18

def start_index
  @node.at_xpath("rss/channel/opensearch:startIndex", ::RSSFeed::NS).content.to_i rescue nil
end

#total_results ⇒ Object 



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# File 'lib/rss_feed/open_search.rb', line 14

def total_results
  @node.at_xpath("rss/channel/opensearch:totalResults", ::RSSFeed::NS).content.to_i rescue nil
end