[Python] Detectar formulario y campos de un sitio web - JaAViEr

# -*- coding: utf-8 -*-
# Autor: JaAViEr (0x5d)
# Twitter: 0x5d
import re,urllib,sys
try:
  var = urllib.urlopen(raw_input("URL ::> ")).read()
except:
  print "No es posible conectar..."
  sys.exit(1)
url_enviar=""
for url in re.findall("<form (.*)>",var):
  if "action" in url.lower():
    for web in url.split():
      if re.findall("action=(.*)",web):
	url_enviar=web.replace("action=","")
url_enviar = url_enviar.replace("\"","")
datos_r = []
for campos in re.findall("<input (.*)>",var):
  if "name" in campos.lower():
    for cam in campos.split():
      if re.findall("name=(.*)",cam):
	datos_r.append(cam.replace('"',""))
print "URL a enviar POST:",url_enviar.replace(">","")
print "Campos Detectados:"
for s in datos_r:
  print s.replace("name=","")

Citar
root@Debian:/home/jaavier/codepy/x# python You are not allowed to view links. You are not allowed to view links. Register or Login or You are not allowed to view links. Register or Login
URL ::> You are not allowed to view links. You are not allowed to view links. Register or Login or You are not allowed to view links. Register or Login
URL a enviar POST: index.php?step=2
Campos Detectados:
PHPSESSID
anrede
pflichtanrede
name
pflichtname
email
pflichtemail
betreff
pflichtbetreff
nachricht
pflichtnachricht
vorname
pflichtvorname
strasse
pflichtstrasse
plz
pflichtplz
telefon
pflichttelefon
webseite
pflichtwebseite
hfarbe
sfarbe
schriftart
schriftgroesse
mail
anrede
anrede
sicherheitscode

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Excelente post!
Esto serviria para hacer un crackeador de MD5 que utilice BDs de sitios online!