hostnames registration application for I2P
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import re
from django import forms
from django.forms import ModelForm
from django.shortcuts import render_to_response
from django.shortcuts import redirect
from django.template import RequestContext
import settings
from pyi2phosts.postkey.models import i2phost
from pyi2phosts.lib.utils import get_logger
from pyi2phosts.lib.validation import validate_hostname
from pyi2phosts.lib.validation import validate_b64hash
class AddForm(ModelForm):
"""
This is our class for host-add form. It's based on django's ModelForm
and uses our model "i2phost" (see postkey/models.py)
"""
class Meta:
model = i2phost
fields = ('name', 'b64hash', 'description')
widgets = {
'name': forms.TextInput(attrs={'size': '67'}),
'b64hash': forms.Textarea(attrs={'rows': '1', 'cols': '100'}),
'description': forms.Textarea(attrs={'rows': '2', 'cols': '72'})
}
def clean_name(self):
"""Validate hostname"""
data = self.cleaned_data['name']
log.debug(u'hostname: %s', self.data['name'])
data = validate_hostname(data)
# Another set of reserved hostnames (suggested by zzz)
if re.search(r'(^|\.)(i2p|i2p2|geti2p|mail|project|i2project|i2pproject|i2p-project).i2p$', data):
raise forms.ValidationError('Trying to use hostname from additional reserved set')
if data.count('.') > 1:
raise forms.ValidationError('Currently only 2-level domains are allowed')
return data
def clean_b64hash(self):
"""Validate base64 hash"""
data = self.cleaned_data['b64hash']
log.debug(u'hash: %s', self.data['b64hash'])
data = validate_b64hash(data)
return data
def addkey(request):
if request.method == 'POST':
form = AddForm(request.POST)
if form.is_valid():
log.debug('submit is valid, saving')
form.save()
request.session['hostname'] = form.cleaned_data['name']
return redirect('pyi2phosts.postkey.views.success')
else:
form = AddForm()
return render_to_response('postkey.html', {
'title': settings.SITE_NAME,
'form': form,
}, context_instance=RequestContext(request))
def success(request):
if 'hostname' in request.session:
return render_to_response('success_submission.html', {
'title': settings.SITE_NAME,
'hostname': request.session['hostname'],
})
else:
return redirect('/')
log = get_logger(filename=settings.LOG_FILE, log_level=settings.LOG_LEVEL)