def url_for(page)
page_one = page == 1
unless @url_string and !page_one
@url_params = {}
stringified_merge @url_params, @template.params if @template.request.get?
stringified_merge @url_params, @options[:params] if @options[:params]
if complex = param_name.index(/[^\w-]/)
page_param = parse_query_parameters("#{param_name}=#{page}")
stringified_merge @url_params, page_param
else
@url_params[param_name] = page_one ? 1 : 2
end
url = @template.url_for(@url_params)
return url if page_one
if complex
@url_string = url.sub(%r!((?:\?|&)#{CGI.escape param_name}=)#{page}!, "\\1\0")
return url
else
@url_string = url
@url_params[param_name] = 3
@template.url_for(@url_params).split(//).each_with_index do |char, i|
if char == '3' and url[i, 1] == '2'
@url_string[i] = "\0"
break
end
end
end
end
@url_string.sub "\0", page.to_s
end