require 'rubygems'
require 'pathname'
require 'hpricot'
require 'uri'

class CrawlerForms < BaseParser

	def parse(request,result)
		
		if !result['Content-Type'].include? "text/html"
			return
		end
		
		hr = ''
		m = ''

		doc = Hpricot(result.body.to_s)
		doc.search('form').each do |f|
			hr = f.attributes['action']

			fname = f.attributes['name']
			if fname.empty?
				fname = "NONE"
			end  

			m = "GET"
			if !f.attributes['method'].empty?
				m = f.attributes['method'].upcase
			end
			
			#puts "Parsing form name: #{fname} (#{m})"		
			
			htmlform = Hpricot(f.inner_html)
			
			arrdata = []
			
			htmlform.search('input').each do |p|
				#puts p.attributes['name']
				#puts p.attributes['type']
				#puts p.attributes['value']
				
				#raw_request has uri_encoding disabled as it encodes '='. 
				arrdata << (p.attributes['name'] + "=" + Rex::Text.uri_encode(p.attributes['value']))				
			end
			
			data = arrdata.join("&").to_s
	
		
			begin
				hreq = urltohash(m,hr,request['uri'],data)
				
				hreq['ctype'] = 'application/x-www-form-urlencoded'
					
				insertnewpath(hreq)
			
					
			rescue URI::InvalidURIError
				#puts "Parse error"
				#puts "Error: #{link[0]}"
			end
		end			
	end 
end