Support for opds:price

lib/opds/entry.rb

@@ -56,12 +56,20 @@ def serialize!
 				text=n.attributes['title'].value unless n.attributes['title'].nil?
 				link=n.attributes['href'].value
 				type=n.attributes['type'].value unless n.attributes['type'].nil?
+				price=nil
+				currency=nil
+				oprice=n.at('./opds:price',@namespaces)
+				if oprice
+					price=text(oprice)
+					currency=oprice.attributes['currencycode'].value unless oprice.attributes['currencycode'].nil?
+				end
+
 				unless n.attributes['rel'].nil?
 					n.attributes['rel'].value.split.each do |rel|
-						@links.push(rel,link,text,type)
+						@links.push(rel,link,text,type,price,currency)
 					end
 				else
-					@links.push(nil,link,text,type)
+					@links.push(nil,link,text,type,price,currency)
 				end
 			end
 			@dcmetas=Hash.new

lib/opds/support/linkset.rb

@@ -36,6 +36,14 @@ def title
 			def type
 				self[3]
 			end
+
+			def price
+				self[4]
+			end
+
+			def currency
+				self[5]
+			end
 
 		end
 
@@ -74,8 +82,10 @@ def each(&block)
 				@store.each(&block)
 			end
 
-			def push(rel,link,text=nil,type=nil)
-				self[rel]=[link,text,type]
+			def push(rel,link,text=nil,type=nil, price=nil, currency=nil)
+				tab=[link,text,type]
+				tab+=[price.to_f,currency] unless price.nil?
+				self[rel]=tab
 			end
 
 			def link_url(k)