views.py 8.22 KB
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from forms import AddViolation
from django.http import HttpResponse, HttpResponseRedirect, Http404
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from django.shortcuts import render_to_response, get_object_or_404
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from django.template import RequestContext
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from django.core.files import File
from django.conf import settings
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from django.core.paginator import Paginator, EmptyPage, PageNotAnInteger
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from django.core.exceptions import ObjectDoesNotExist
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from django.contrib import messages
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from django.contrib.auth.models import User
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from django.utils.translation import ugettext_lazy as _
from models import Violation, Attachment, Comment, Confirmation
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from tempfile import mkstemp
from datetime import datetime
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import hashlib, os, re, json, smtplib
from random import randint
from email.mime.text import MIMEText
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from urlparse import urljoin
from BeautifulSoup import BeautifulSoup, Comment as BComment

def sanitizeHtml(value, base_url=None):
    rjs = r'[\s]*(&#x.{1,7})?'.join(list('javascript:'))
    rvb = r'[\s]*(&#x.{1,7})?'.join(list('vbscript:'))
    re_scripts = re.compile('(%s)|(%s)' % (rjs, rvb), re.IGNORECASE)
    validTags = 'p i strong b u a h1 h2 h3 pre br img'.split()
    validAttrs = 'href src width height'.split()
    urlAttrs = 'href src'.split() # Attributes which should have a URL
    soup = BeautifulSoup(value)
    for comment in soup.findAll(text=lambda text: isinstance(text, BComment)):
        # Get rid of comments
        comment.extract()
    for tag in soup.findAll(True):
        if tag.name not in validTags:
            tag.hidden = True
        attrs = tag.attrs
        tag.attrs = []
        for attr, val in attrs:
            if attr in validAttrs:
                val = re_scripts.sub('', val) # Remove scripts (vbs & js)
                if attr in urlAttrs:
                    val = urljoin(base_url, val) # Calculate the absolute url
                tag.attrs.append((attr, val))

    return soup.renderContents().decode('utf8')
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def activate(request):
    v=Violation.objects.get(activationid=request.GET.get('key','asdf'))
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    if v:
        actid = hashlib.sha1(''.join([chr(randint(32, 122)) for x in range(12)])).hexdigest()
        to=[x.email for x in User.objects.filter(groups__name='moderator')]
        msg = MIMEText(_("A new report was submitted. To approve click here: %s/moderate/?key=%s\n") % (settings.ROOT_URL or 'http://localhost:8001/', actid))
        msg['Subject'] = _('NNMon submission approval')
        msg['From'] = 'nnmon@nnmon.lqdn.fr'
        msg['To'] = ', '.join(to)
        s = smtplib.SMTP('localhost')
        s.sendmail('nnmon@nnmon.lqdn.fr', to, msg.as_string())
        s.quit()
        v.activationid=actid
        v.save()
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        messages.add_message(request, messages.INFO, _('Thank you for verifying your submission. It will be listed shortly, after verifying it\'s a valid report.'))
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    return HttpResponseRedirect('/') # Redirect after POST

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def moderate(request):
    v=Violation.objects.get(activationid=request.GET.get('key','asdf'))
    if not v:
        messages.add_message(request, messages.INFO, _('No such key'))
        return HttpResponseRedirect('/') # Redirect after POST
    if request.GET.get('action','')=='approve':
        if settings.TWITTER_API:
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            try:
                settings.TWITTER_API.PostUpdate("New infringement reported for %s (%s) %s" % (v.operator, v.country, v.contract))
            except:
                pass
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        v.activationid=''
        v.save()
        messages.add_message(request, messages.INFO, _('Thank you for approving the submission.'))
        return HttpResponseRedirect('/') # Redirect after POST
    if request.GET.get('action','')=='delete':
        v.delete()
        messages.add_message(request, messages.INFO, _('Thank you for deleting the submission.'))
        return HttpResponseRedirect('/') # Redirect after POST
    return render_to_response('view.html', { 'v': v, 'key': request.GET.get('key') },context_instance=RequestContext(request))

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def confirm(request, id, name=None):
    if name:
        if Confirmation.objects.filter(email=name, violation=id).count()==0:
            actid=sendverifymail('confirm/',name)
            c=Confirmation(key=actid, email=name, violation=Violation.objects.get(pk=id))
            c.save()
        return HttpResponse('<div class="confirm_thanks">Thank you for your confirmation</div>')
    c=Confirmation.objects.get(key=id)
    if c:
        c.key=''
        c.save()
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    messages.add_message(request, messages.INFO, _('Thank you for verifying your confirmation'))
    return HttpResponseRedirect('/') # Redirect after POST
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def sendverifymail(service,to):
    actid = hashlib.sha1(''.join([chr(randint(32, 122)) for x in range(12)])).hexdigest()
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    msg = MIMEText(_("Thank you for submitting a new report. To finalize your submission please confirm using your validation key.\nYour verification key is %s/%s%s\nYour report will be listed after we assured it is valid.") % (settings.ROOT_URL or 'http://localhost:8001/', service, actid))
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    msg['Subject'] = _('NNMon submission verification')
    msg['From'] = 'nnmon@nnmon.lqdn.fr'
    msg['To'] = to
    s = smtplib.SMTP('localhost')
    s.sendmail('nnmon@nnmon.lqdn.fr', [to], msg.as_string())
    s.quit()
    return actid

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def add(request):
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    if request.method == 'POST':
        form = AddViolation(request.POST)
        if form.is_valid():
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            actid=sendverifymail('activate?key=',form.cleaned_data['email'])
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            v=Violation(
                country = form.cleaned_data['country'],
                operator = form.cleaned_data['operator'],
                contract = form.cleaned_data['contract'],
                resource = form.cleaned_data['resource'],
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                resource_name = form.cleaned_data['resource_name'],
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                type = form.cleaned_data['type'],
                media = form.cleaned_data['media'],
                temporary = form.cleaned_data['temporary'],
                contractual = form.cleaned_data['contractual'],
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                contract_excerpt = sanitizeHtml(form.cleaned_data['contract_excerpt']),
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                loophole = form.cleaned_data['loophole'],
                activationid = actid
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                )
            v.save()
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            c=Confirmation(key='', email=form.cleaned_data['email'], violation=v)
            c.save()
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            c = Comment(
                comment=form.cleaned_data['comment'],
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                submitter_email=form.cleaned_data['email'],
                submitter_name=form.cleaned_data['nick'],
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                timestamp=datetime.now(),
                violation=v,
                )
            c.save()
            for f in request.FILES.getlist('attachments[]'):
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                a=Attachment(comment=c, name=f.name)
                m = hashlib.sha256()
                for chunk in f.chunks():
                    m.update(chunk)
                sname=m.hexdigest()
                a.storage.save(sname,f)
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                a.save()
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            messages.add_message(request, messages.INFO, _('Thank you for submitting this report, you will receive a verification email shortly.'))
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            return HttpResponseRedirect('/') # Redirect after POST
    else:
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        form = AddViolation()
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    return render_to_response(
        'add.html',
        { 'form': form, },
        context_instance=RequestContext(request))
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def ajax(request, country=None, operator=None):
    if not operator:
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        return HttpResponse(json.dumps(sorted(list(set([x.operator for x in Violation.objects.filter(country=country,activationid='')])))))
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    else:
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        return HttpResponse(json.dumps(sorted(list(set([x.contract for x in Violation.objects.filter(country=country,activationid='',operator=operator)])))))
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def index(request):
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    v_list = Violation.objects.filter(activationid='').order_by('id').reverse()[:3]
    form = AddViolation()

    return render_to_response(
        'index.html',
        { 'form': form,
          'violations': v_list },
        context_instance=RequestContext(request))

def list_violations(request):
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    violations = Violation.objects.filter(activationid='')
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    return render_to_response('list.html', {"violations": violations},context_instance=RequestContext(request))
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def view(request,id):
    v = get_object_or_404(Violation, pk=id)
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    if v.activationid:
        raise Http404
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    return render_to_response('view.html', { 'v': v, },context_instance=RequestContext(request))