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forms.py
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/
forms.py
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import sys
import socket
from django import forms
from django.conf import settings
from pydat.handlers import es as handler
from pydat.handlers.passive import (PDNS_UI_FIELDS_BASE,
PDNS_UI_FIELDS_FORWARD,
PDNS_UI_FIELDS_REVERSE)
import urllib
class domain_form(forms.Form):
key = forms.ChoiceField(label="Key")
value = forms.CharField(label="Value")
filt = forms.ChoiceField(label="Filter")
fmt = forms.ChoiceField(label="Format")
latest = forms.BooleanField(
label="Latest",
initial=False,
required=False)
limit = forms.IntegerField(
label="Limit",
min_value=1,
max_value=settings.LIMIT,
initial=settings.LIMIT)
def __init__(self, *args, **kwargs):
super(domain_form, self).__init__(*args, **kwargs)
self.fields['key'].choices = settings.SEARCH_KEYS
self.fields['fmt'].choices = [('normal', 'Web'),
('json', 'JSON'),
('list', 'List')]
nonelist = [('none', 'None')]
nonelist.extend(settings.SEARCH_KEYS)
self.fields['filt'].choices = settings.SEARCH_KEYS
for field in self.fields.values():
field.error_messages = {'required':'%s is required' % field.label,
'invalid_choice': '%s is invalid' % field.label}
def clean_latest(self):
if 'latest' not in self.cleaned_data or self.cleaned_data['latest'] is None:
return False
else:
return self.cleaned_data['latest']
def clean_value(self):
value = self.cleaned_data['value']
if 'key' in self.cleaned_data:
key = self.cleaned_data['key']
if key == 'domainName': #Support Internationalization
if isinstance(value, unicode):
value = value.encode("idna")
return value
return value
class advdomain_form(forms.Form):
query = forms.CharField(
label='Search',
widget=forms.TextInput())
filt = forms.ChoiceField(
label="Filter",
required=False)
fmt = forms.ChoiceField(
label="Format",
required=False)
limit = forms.IntegerField(
label="Limit",
min_value=1,
max_value=settings.LIMIT,
initial=settings.LIMIT,
required=False)
unique = forms.BooleanField(
label="Unique",
initial=False,
required=False)
def __init__(self, *args, **kwargs):
super(advdomain_form, self).__init__(*args, **kwargs)
self.fields['fmt'].choices = [('none', 'Web'),
('json', 'JSON'),
('csv', 'CSV'),
('list', 'List')]
nonelist = [('none', 'None')]
nonelist.extend(settings.SEARCH_KEYS)
self.fields['filt'].choices = settings.SEARCH_KEYS
for field in self.fields.values():
field.error_messages = {
'required':'%s is required' % field.label,
'invalid_choice': '%s is invalid' % field.label}
def clean_unique(self):
if 'unique' not in self.cleaned_data or self.cleaned_data['unique'] is None:
return False
else:
return self.cleaned_data['unique']
def clean_query(self):
if 'query' not in self.cleaned_data:
raise forms.ValidationError("query field required")
try:
query = urllib.unquote(self.cleaned_data['query'])
except:
raise forms.ValidationError("Unable to unquote query")
result = handler.test_query(query)
if result is not None:
raise forms.ValidationError("Unable to parse query: %s" % result)
return query
class ChoiceNumberField(forms.ChoiceField):
"""Allows you to provide a drop down of numbers but support non listed number
This class is based on forms.ChoiceField, but extended to support
arbitrary values
Keyword arguments:
maximum -- maximum value
minimum -- minimum value
"""
minimum = 0
maximum = 0
def __init__(self, *args, **kwargs):
if kwargs is not None:
if 'maximum' in kwargs:
self.maximum = kwargs['maximum']
del kwargs['maximum']
if 'minimum' in kwargs:
self.minimum = kwargs['minimum']
del kwargs['minimum']
super(ChoiceNumberField, self).__init__(*args, **kwargs)
def validate(self, value):
try:
value = int(value)
if self.maximum > 0 and value > self.maximum:
raise forms.ValidationError("Value too large")
if value < self.minimum:
raise forms.ValidationError("Value too small")
return value
except Exception, e:
raise forms.ValidationError("Unable to process number")
forms.ChoiceNumberField = ChoiceNumberField
class pdns_super_dynamic(forms.Form):
# Format field is common to all passive-DNS forms and reverse passive-DNS forms
result_format = forms.ChoiceField(label="Format")
def __init__(self, *args, **kwargs):
super(pdns_super_dynamic, self).__init__(*args, **kwargs)
self.fields['result_format'].choices =[('none','Web'),
('json','JSON'),
('csv', 'CSV'),
('list','List')]
self.add_passive_fields(PDNS_UI_FIELDS_BASE)
def add_passive_fields(self, passive_fields):
# For every defined base field from the passive-DNS packages
for passive_field in passive_fields:
try:
self.fields[passive_field.django_field_name] = getattr(forms,
passive_field.field_type)()
for parameter_key, parameter_value in passive_field.parameters.items():
# Unique case, have to convert the string variable to widget object
# (this cannot handle widgets with attribute arguments though,
# not sure how to handle that without excessive code and and string parsing)
if parameter_key == "widget":
parameter_value = getattr(forms, parameter_value.split(".")[1])()
# Django forms hold "initial" value parameters in dictionary
if parameter_key == "initial":
self.initial[passive_field.django_field_name] = parameter_value
else:
# Set parameter via normal route
setattr(self.fields[passive_field.django_field_name], parameter_key, parameter_value)
except AttributeError:
sys.exit("\nCritical Error: Error creating django form field. The type of field specified in the passive DNS configuration (settings.py) may not be a django field type OR a specified parameter of the field may be wrong\n")
class pdns_form_dynamic(pdns_super_dynamic):
# Fields common to all forward passive-DNS requests
search_value = forms.CharField(label="Domain",
widget=forms.TextInput(attrs={'size': 60}))
def __init__(self, *args, **kwargs):
super(pdns_form_dynamic, self).__init__(*args, **kwargs)
# Add fields that are specific to forward passive-DNS requests
# for every defined base field from the passive-DNS packages
self.add_passive_fields(PDNS_UI_FIELDS_FORWARD)
def clean_search_value(self):
search_value = self.cleaned_data['search_value']
if isinstance(search_value, unicode):
search_value = search_value.encode("idna")
return search_value
return search_value
class rpdns_form_dynamic(pdns_super_dynamic):
# Field common to all reverse passive-DNS requests
search_value = forms.CharField(label="Query",
widget=forms.TextInput(attrs={'size': 60}))
def __init__(self, *args, **kwargs):
super(rpdns_form_dynamic, self).__init__(*args, **kwargs)
# Add fields that are specific to reverse passive-DNS requests
# for every defined base field from the passive-DNS packages
self.add_passive_fields(PDNS_UI_FIELDS_REVERSE)