Exemplo n.º 1
0
def populate_demo():
    """Populates a database with demo content."""

    config = get_config()
    engine = engine_from_config(config, "sqlalchemy.")
    initialize_sql(engine)
    engine.echo = False

    session = DBSession()

    districts = session.query(District).order_by(District.code)

    provider = urlparse(config["nuorisovaalit.openid_provider"])
    provider_tmpl = u"{0}://{{0}}.{1}".format(provider.scheme, provider.netloc)
    # Create voters
    for district in districts:
        username = u"test.user{0:02}".format(district.code)
        school = School(u"Koulu vaalipiirissä {0}".format(district.name), district)
        session.add(school)
        session.flush()
        session.add(
            Voter(
                provider_tmpl.format(username),
                u"Testi",
                u"Käyttäjä #{0:02}".format(district.code),
                date(1990, 4, 5),
                u"040 123 4567",
                u"*****@*****.**",
                u"Nowhere street 5, 00000 Helsinki",
                school,
            )
        )

    transaction.commit()
    print ("Created demo structure.")
    def _add_votes(self, candidate, votes):
        """Adds votes to the given candidate."""
        from nuorisovaalit.models import School
        from nuorisovaalit.models import Vote

        kind = Vote.ELECTRONIC if votes == 1 else Vote.PAPER
        session = DBSession()
        session.add(Vote(candidate, session.query(School).first(), kind, votes))
        session.flush()
    def _add_coalition(self, name, district, *parties):
        """Creates a new coalition containing the given parties."""
        from nuorisovaalit.models import Coalition

        session = DBSession()
        coalition = Coalition(name, district)
        for party in parties:
            coalition.parties.append(party)
        session.add(coalition)
        session.flush()
Exemplo n.º 4
0
def create_districts():
    """Populates the database with information about the voting districts.
    """
    session = DBSession()
    districts = parse_districts(
        seats=datafile("../data/paikkamaarat.txt"), municipalities=datafile("../data/luokitusavain_kunta_teksti.txt")
    )

    # Create voting districts and municipalities
    for (distname, code, seats), municipalities in districts.iteritems():
        session.add(District(u"{0} vaalipiiri".format(distname), code, seats))

    session.flush()
    def test_has_voted__negative_with_other_user_voted(self):
        from nuorisovaalit.models import Voter
        from nuorisovaalit.models import VotingLog

        session = DBSession()
        populate_testing_db()
        voter = session.query(Voter).first()

        session = DBSession()
        # Add a voting log entry for a different voter id.
        session.add(VotingLog(voter.id + 1))
        self.assertEquals(1, session.query(VotingLog).count())

        # Assert that the voter has not voted.
        self.failIf(voter.has_voted())
    def test_has_voted__positive(self):
        from nuorisovaalit.models import Voter
        from nuorisovaalit.models import VotingLog

        session = DBSession()
        populate_testing_db()
        voter = session.query(Voter).first()

        session = DBSession()
        # Create a voting log entry for the voter id.
        session.add(VotingLog(voter.id))
        self.assertEquals(1, session.query(VotingLog).count())

        # Assert
        self.failUnless(voter.has_voted())
    def test_coalition__single_coalition(self):
        from nuorisovaalit.models import Coalition
        from nuorisovaalit.models import District
        from nuorisovaalit.models import Party

        district = District(u'District X', 1)
        party = Party(u'Foobar')

        session = DBSession()
        session.add_all([district, party])
        session.flush()

        coalition = Coalition(u'Reds', district)
        session.add(coalition)
        coalition.parties.append(party)
        session.flush()

        self.assertEquals(coalition, party.coalition(district))
    def test_select__already_voted(self):
        from nuorisovaalit.models import Voter
        from nuorisovaalit.models import VotingLog
        from nuorisovaalit.views.voting import select
        from pyramid.url import route_url
        from webob.exc import HTTPFound

        session = DBSession()
        populate_testing_db()
        voter = session.query(Voter).first()
        self.config.testing_securitypolicy(userid=voter.openid)
        self.config.add_route('vote-finish', '/valmis')

        session = DBSession()
        session.add(VotingLog(voter.id))

        request = DummyRequest()
        response = select(request)
        self.assertTrue(isinstance(response, HTTPFound))
        self.assertEquals(route_url('vote-finish', request), response.location)
    def test_openid_response__success(self, make_consumer, openid_failure):
        from datetime import datetime
        from nuorisovaalit.models import District
        from nuorisovaalit.models import School
        from nuorisovaalit.models import Voter
        from nuorisovaalit.views.login import openid_response
        from openid.consumer.consumer import SUCCESS
        from pyramid.url import route_url
        from webob.exc import HTTPFound

        self.config.add_route('select', '/valitse')
        session = DBSession()

        # Add the needed records.
        district = District(u'district', 1)
        school = School(u'Mynämäen koulu', district)
        school.id = 1
        district.schools.append(school)
        session.add(district)

        openid_url = u'http://matti.meikalainen.oid.fi'
        # Add a voter to the session.
        session.add(Voter(openid_url, u'Matti', u'Meikäläinen', datetime.now(),
                          None, None, None, school))

        response = mock.Mock()
        response.status = SUCCESS
        response.identity_url = openid_url
        consumer = mock.Mock()
        consumer.complete.return_value = response
        make_consumer.return_value = consumer

        request = DummyRequest({'openid.mode': 'id_res'})
        response = openid_response(request)

        self.assertTrue(isinstance(response, HTTPFound))
        self.assertEquals(route_url('select', request), response.location)
Exemplo n.º 10
0
def vote_finish(request):
    """Renders the OpenID preference page after a successful voting process.

    The voter will be redirected to this page either after casting a vote or
    after any subsequent login to the system.

    The voter is allowed to select her OpenID preference once.

    If the voter chooses to keep the OpenID, he must provide valid
    contact information if it is not already known. Email, GSM, and
    address are required, but can be edited on the page.

    :param request: The currently active request.
    :type request: :py:class:`pyramid.request.Request`

    :rtype: dict
    """
    log = logging.getLogger('nuorisovaalit')
    request.add_response_callback(disable_caching)

    voter = authenticated_user(request)
    if voter is None:
        raise Forbidden()

    options = {
        'action_url': route_url('vote-finish', request),
        'csrf_token': request.session.get_csrf_token(),
        'accept_openid': voter.accept_openid,
        'message': u'Äänesi on tallennettu',
        'has_preference': voter.has_preference(),
        'pref_selected': False,
        'errors': [],
        'voter': voter,
        'gsm': request.POST.get('gsm', voter.gsm),
        'email': request.POST.get('email', voter.email),
        'street': request.POST.get('street', u''),
        'zipcode': request.POST.get('zipcode', u''),
        'city': request.POST.get('city', u''),
    }

    street = request.POST.get('street')
    zipcode = request.POST.get('zipcode')
    city = request.POST.get('city')

    # Parse the voter's address to the options if street, zipcode,
    # city were not provided.
    if (street, zipcode, city) == (None, None, None):
        match = RE_ADDRESS.match(voter.address or u'')
        if match:
            options['street'], options['zipcode'], options['city'] \
                               = (s.strip().strip(',').strip() for s in match.groups())
        elif voter.address is not None:
            # Put the whole address to the street field if it could
            # not be parsed.
            log.info('The address for user "{0}" in the database is partial.'.format(voter.openid))
            options['street'] = voter.address

    if request.session.get('vote_registered', 'no') == 'yes':
        log.info('User "{0}" returned after having voted already.'.format(voter.openid))
        options['message'] = u'Olet jo äänestänyt'

    if 'form.submitted' in request.POST:
        # CSRF protection.
        if request.session.get_csrf_token() != request.POST.get('csrf_token'):
            log.warn('CSRF attempt at: {0}.'.format(request.url))
            raise Forbidden()

        session = DBSession()

        # Voter has already selected his/her preference.
        if voter.has_preference():
            log.info('User "{0}" has already selected an OpenID preference, skipping.'.format(voter.openid))
            return exit_voting(request)

        # OpenID declined.
        if request.POST.get('use_open_identity') == 'no':
            voter.accept_openid = False
            session.add(voter)
            log.info('User "{0}" declined the OpenID account.'.format(voter.openid))
            return exit_voting(request)

        def normalize_gsm(gsm):
            """Remove whitespace and hyphens from the GSM number."""
            return u''.join(gsm.strip().replace('-', '').split())

        # GSM number is required.
        gsm = normalize_gsm(request.POST.get('gsm', u''))
        if RE_GSM.match(gsm) is None:
            options['errors'].append(
                u'GSM-numero on virheellinen, '
                u'esimerkki oikeasta muodosta "0501234567".')

        # Email is required.
        email = request.POST.get('email', u'').strip()
        if RE_EMAIL.match(email) is None:
            options['errors'].append(
                u'Sähköpostiosoite on virheellinen, '
                u'esimerkki oikeasta muodosta "*****@*****.**".')

        # Street is required.
        street = request.POST.get('street', u'').strip()
        if not street:
            options['errors'].append(u'Katuosoite puuttuu.')

        # Zipcode is required.
        zipcode = request.POST.get('zipcode', u'').strip()
        if len(zipcode) != 5 or not zipcode.isdigit():
            options['errors'].append(u'Postinumero on virheellinen, '
                                     u'esimerkki oikeasta muodosta "12345".')

        # City is required.
        city = request.POST.get('city', u'').strip()
        if not city:
            options['errors'].append(u'Postitoimipaikka puuttuu.')

        # OpenID preference must be selected.
        if request.POST.get('use_open_identity', None) is None:
            options['errors'].append(u'Valitse haluatko verkkovaikuttajaidentiteetin.')

        # Update voter info if no errors were found.
        if not options['errors']:
            voter.accept_openid = True
            voter.gsm = gsm
            voter.email = email
            voter.address = u'{0}, {1}, {2}'.format(street, zipcode, city)
            session.add(voter)
            log.info('User "{0}" accepted the OpenID account.'.format(voter.openid))
            return exit_voting(request)
        elif request.POST.get('use_open_identity', None) is not None:
            options['accept_openid'] = True
            options['pref_selected'] = True

        if options['errors']:  # pragma: no cover
            log.warn('User "{0}" failed validation for the OpenID preference.'.format(voter.openid))
            for error_msg in options['errors']:
                log.warn(u'Validation error: {0}'.format(error_msg))

    return options
Exemplo n.º 11
0
def vote(request):
    """Renders the voting form for the selected candidate and processes the
    vote.

    A valid vote must meet all of the following criteria:

        * The voter must be authenticated.

        * The voter must not have voted previously.

        * The candidate must be the one chosen in the previous step (See
          :py:func:`select`).

        * The candidate must belong to the same voting district as the voter.

        * The CSRF token included in the form must be valid.

    :param request: The currently active request.
    :type request: :py:class:`pyramid.request.Request`

    :rtype: dict
    """
    error = False
    session = DBSession()
    voter = authenticated_user(request)
    log = logging.getLogger('nuorisovaalit')
    request.add_response_callback(disable_caching)

    # The user must be authenticated at this time
    if voter is None:
        log.warn('Unauthenticated attempt to vote.')
        raise Forbidden()

    # The user may vote only once
    if voter.has_voted():
        log.warn('User "{0}" attempted to vote a second time.'.format(voter.openid))
        return HTTPFound(location=route_url('vote-finish', request))

    # The selected candidate must either be the special empty candidate or a
    # valid candidate in the voter's voting district.
    candidate = session.query(Candidate)\
            .filter(Candidate.number == int(request.matchdict['number']))\
            .filter(or_(Candidate.district_id == voter.school.district.id,
                        Candidate.number == Candidate.EMPTY_CANDIDATE))\
            .first()

    if candidate is None:
        log.warn('User "{0}" attempted to vote for a non-existing candidate "{1}".'.format(
            voter.openid, request.matchdict['number']))
        raise NotFound

    # Handle voting
    if 'vote' in request.POST:

        if request.session.get_csrf_token() != request.POST.get('csrf_token'):
            log.warn('CSRF attempt at: {0}.'.format(request.url))
            error = True
        elif request.POST['vote'].strip() == request.matchdict['number']:

            session.add(Vote(candidate, voter.school, Vote.ELECTRONIC, 1))
            session.add(VotingLog(voter))

            log.info('Stored vote cast by "{0}".'.format(voter.openid))
            return HTTPFound(location=route_url('vote-finish', request))
        else:
            error = True

    options = {
        'action_url': request.path_url,
        'select_url': route_url('select', request),
        'candidate': {
            'number': candidate.number,
            'name': candidate.fullname(),
            },
        'profile': {
            'fullname': voter.fullname(),
            'district': voter.school.district.name,
        },
        'error': error,
        'csrf_token': request.session.get_csrf_token(),
    }

    return options
Exemplo n.º 12
0
def populate_testing_db():
    """Populates the session with testing data."""
    from nuorisovaalit.models import Candidate
    from nuorisovaalit.models import District
    from nuorisovaalit.models import Party
    from nuorisovaalit.models import School
    from nuorisovaalit.models import Voter
    from itertools import count

    DISTRICTS = {
        (u'Ahvenanmaan maakunnan vaalipiiri', 1): {
            u'schools': (u'Brändö', u'Eckerö', u'Föglö'),
            u'candidates': (u'xxxx xxxx', u'xxxx xxxx', u'xxxx xxxx'),
            },
        (u'Etelä-Savon vaalipiiri', 2): {
            u'schools': (u'Heinävesi', u'Hirvensalmi'),
            u'candidates': (u'xxxx xxxx', u'xxxx xxxx', u'xxxx xxxx'),
        },
    }

    session = DBSession()

    # Check that there are no records in the db.
    assert session.query(Candidate).count() == 0
    assert session.query(District).count() == 0
    assert session.query(Party).count() == 0
    assert session.query(School).count() == 0
    assert session.query(Voter).count() == 0

    # Create parties
    parties = [
        Party(u'Köyhien asialla'),
        Party(u'Piraattipuolue'),
        Party(u'Suomen työväenpuolue'),
        ]

    for p in parties:
        session.add(p)
    session.flush()

    assert session.query(Party).count() == 3

    # Create the districts and schools.
    for (distname, code), rest in sorted(DISTRICTS.items()):
        district = District(distname, code, 5)

        for mname in rest['schools']:
            district.schools.append(School(u'{0} koulu'.format(mname)))

        session.add(district)
        session.flush()

        cnumber = count(1)
        for index, cname in enumerate(rest['candidates']):
            party = parties[index % len(parties)]
            candidate = Candidate(cnumber.next(), cname.split()[0], cname.split()[1], date(xxxx, xx, xx), u'xxxx', u'xxxx', party, district)
            session.add(candidate)

        session.add(district)

    session.flush()
    districts = session.query(District).order_by(District.name).all()

    session.add(Voter(
        u'http://example.com/id/matti.meikalainen',
        u'Matti', u'Meikäläinen',
        date(1970, 1, 1), u'123 456789',
        u'*****@*****.**',
        u'Mynämäkitie 1, Mynämäki',
        districts[0].schools[0]))

    session.add(Voter(
        u'http://example.com/id/maija.meikalainen',
        u'Maija', u'Meikäläinen',
        date(1979, 1, 1), u'987 654321',
        u'*****@*****.**',
        u'Vääksyntie1, Sysmä',
        districts[1].schools[0]))

    # Create the empty candidate. We need to create a district and party to
    # satisfy the database constraints but these are not used for anything.
    empty_district = District(u'Tyhjä', 3)
    empty_party = Party(u'Tyhjä')
    session.add(empty_district)
    session.add(empty_party)
    session.flush()
    empty_candidate = Candidate(Candidate.EMPTY_CANDIDATE, u'Tyhjä', u'Tyhjä', date(1999, 1, 1), u'Tyhjä', u'Tyhjä', empty_party, empty_district)
    session.add(empty_candidate)

    session.flush()
    def test_select_party_grouping_with_coalitions(self):
        from datetime import datetime
        from itertools import cycle
        from nuorisovaalit.models import Candidate
        from nuorisovaalit.models import Coalition
        from nuorisovaalit.models import District
        from nuorisovaalit.models import Party
        from nuorisovaalit.models import School
        from nuorisovaalit.models import Voter
        from nuorisovaalit.views.voting import select

        session = DBSession()

        # Populate the db.
        district = District(u'Distrïct', 1)
        session.add(district)
        session.flush()
        school = School(u'Schööl', district)
        session.add(school)
        session.flush()
        voter = Voter(u'http://[email protected]', u'test', u'user', datetime(2011, 1, 1),
                      gsm=None, email=None, address=None, school_or_id=school)
        session.add(voter)
        session.flush()

        party1 = Party(u'Först party')
        party2 = Party(u'Secönd party')
        session.add(party1)
        session.add(party2)
        session.flush()

        coalition = Coalition(u'Red coalition', district)
        coalition.parties.append(party1)
        coalition.parties.append(party2)
        session.add(coalition)

        party1.candidates.append(Candidate(2, u'Mätti2', u'Meikäläinen', datetime(2011, 1, 1),
                                           u'', u'', party1, district))
        party1.candidates.append(Candidate(3, u'Mätti3', u'Meikäläinen', datetime(2011, 1, 1),
                                           u'', u'', party1, district))
        party1.candidates.append(Candidate(4, u'Mätti4', u'Meikäläinen', datetime(2011, 1, 1),
                                           u'', u'', party1, district))
        party1.candidates.append(Candidate(5, u'Mätti5', u'Meikäläinen', datetime(2011, 1, 1),
                                           u'', u'', party1, district))
        party2.candidates.append(Candidate(2, u'Mäijä2', u'Meikäläinen', datetime(2011, 1, 1),
                                           u'', u'', party2, district))
        session.flush()

        self.config.testing_securitypolicy(userid=voter.openid)
        self.config.add_route('vote', '/aanesta/{number}')
        options = select(DummyRequest())

        # Remove the cycle generators and serialize the candidate generators
        # for easiear comparison.
        for party in options['parties']:
            self.assertTrue(isinstance(party.pop('positions'), cycle))
            party['candidates'] = list(party['candidates'])

        self.assertEquals(options, {
            'empty_vote_url': 'http://example.com/aanesta/0',
            'district': u'Distrïct',
            'coalitions': [u'Först party, Secönd party'],
            'columns': 3,
            'parties': [
                {'candidates': [
                    [{'url': 'http://example.com/aanesta/2',
                      'number': 2,
                      'name': u'Meikäläinen, Mätti2'},
                     {'url': 'http://example.com/aanesta/3',
                      'number': 3,
                      'name': u'Meikäläinen, Mätti3'}],
                    [{'url': 'http://example.com/aanesta/4',
                      'number': 4,
                      'name': u'Meikäläinen, Mätti4'}],
                    [{'url': 'http://example.com/aanesta/5',
                      'number': 5,
                      'name': u'Meikäläinen, Mätti5'}]],
                 'title': u'Först party'},
                {'candidates': [
                    [{'url': 'http://example.com/aanesta/2',
                      'number': 2,
                      'name': u'Meikäläinen, Mäijä2'}]],
                 'title': u'Secönd party'}]})
Exemplo n.º 14
0
def populate_candidates():
    """Populates the database with candidate information.

    The information is read from two files. The first file contains the list
    of candidates and parties and the second file contains the information
    about coalitions.

    Based on the information we create the following types of objects in the
    database:

        * Candidate
        * Party
        * Coalition

    It is also assumed that the database has already been populated with the
    voting districts because both candidates and coalitions are always
    directly related to a given voting district.

    Additionally, this script creates the necessary objects to facilitate
    casting an empty vote.
    """
    config = get_config()
    engine = engine_from_config(config, "sqlalchemy.")
    initialize_sql(engine)
    engine.echo = False

    if len(sys.argv) < 4:
        print ("Usage: {0} <config> <candidate> <coalitions>".format(sys.argv[0]))
        transaction.abort()
        sys.exit(1)

    def fail_unless(condition, message):
        """Assert the given condition and upon failure prints out the message
        and aborts the current transaction.
        """
        if not condition:
            print message
            print "Aborting transaction"
            transaction.abort()
            # Raise an error instead of calling sys.exit(1) to better facilitate testing
            raise ValueError(message)

    # Mapping for party abbreviations to full titles.
    party_names = {
        u"AFÅ": u"Gemensam lista Alliansen för Åland - samarbete för självstyrelse och utveckling",
        u"ÅS": u"Åländsk samling gemensam lista",
        u"E109": u"Yhteislistoihin kuulumattomien valitsijayhdistysten ehdokkaat",  # u'xxxx xxxx',
        u"E119": u"Yhteislistoihin kuulumattomien valitsijayhdistysten ehdokkaat",  # u'xxxx xxxx',
        u"E133": u"Yhteislistoihin kuulumattomien valitsijayhdistysten ehdokkaat",  # u'xxxx xxxx',
        u"E157": u"Yhteislistoihin kuulumattomien valitsijayhdistysten ehdokkaat",  # u'xxxx xxxx',
        u"E159": u"Yhteislistoihin kuulumattomien valitsijayhdistysten ehdokkaat",  # u'xxxx xxxx',
        u"E266": u"Yhteislistoihin kuulumattomien valitsijayhdistysten ehdokkaat",  # u'xxxx xxxx',
        u"E267": u"Yhteislistoihin kuulumattomien valitsijayhdistysten ehdokkaat",  # u'xxxx xxxx',
        u"E268": u"Yhteislistoihin kuulumattomien valitsijayhdistysten ehdokkaat",  # u'xxxx xxxx',
        u"E404": u"Yhteislistoihin kuulumattomien valitsijayhdistysten ehdokkaat",  # u'xxxx xxxx',
        u"E405": u"Yhteislistoihin kuulumattomien valitsijayhdistysten ehdokkaat",  # u'xxxx xxxx',
        u"E406": u"Yhteislistoihin kuulumattomien valitsijayhdistysten ehdokkaat",  # u'xxxx xxxx',
        u"E407": u"Yhteislistoihin kuulumattomien valitsijayhdistysten ehdokkaat",  # u'xxxx xxxx',
        u"ITSP": u"Itsenäisyyspuolue",
        u"KD": u"Suomen Kristillisdemokraatit (KD)",
        u"KESK": u"Suomen Keskusta",
        u"KOK": u"Kansallinen Kokoomus",
        u"KÖY": u"Köyhien Asialla",
        u"KTP": u"Kommunistinen Työväenpuolue - Rauhan ja Sosialismin puolesta",
        u"M11": u"Muutos 2011",
        u"PIR": u"Piraattipuolue",
        u"PS": u"Perussuomalaiset",
        u"RKP": u"Suomen ruotsalainen kansanpuolue",
        u"SDP": u"Suomen Sosialidemokraattinen Puolue",
        u"SKP": u"Suomen Kommunistinen Puolue",
        u"SSP": u"Suomen Senioripuolue",
        u"STP": u"Suomen Työväenpuolue STP",
        u"VAS": u"Vasemmistoliitto",
        u"VIHR": u"Vihreä liitto",
        u"VP": u"Vapauspuolue (VP) - Suomen tulevaisuus",
        u"YS": u"Yhteislista sitoutumattomat",
    }

    session = DBSession()

    # Create the objects to support casting an empty vote.
    print "Setting up support for empty votes."
    empty_district = District(u"Tyhjä", 0)
    empty_party = Party(u"Tyhjä")
    session.add_all([empty_district, empty_party])
    session.flush()
    session.add(
        Candidate(
            Candidate.EMPTY_CANDIDATE, u"Tyhjä", u"", date(1999, 1, 1), u"Tyhjä", u"Tyhjä", empty_party, empty_district
        )
    )

    # Create Party objects.
    parties = {}
    print "Creating parties"
    for abbr, title in party_names.iteritems():
        party = Party(title)
        session.add(party)
        parties[abbr] = party
        print " - ", party.name.encode("utf-8")
    print
    session.flush()

    party_abbrevs = set(parties.keys())
    districts = dict((d.code, d) for d in session.query(District).all())

    # Read in the coalition information.
    # The excel sheet contains the district code, district name and a comma
    # separated list of party abbreviations.
    wb = xlrd.open_workbook(filename=os.path.join(os.getcwd(), sys.argv[3]))
    ws = wb.sheet_by_index(0)
    coalition_count = 0
    print "Creating coalitions"
    for row in xrange(ws.nrows):
        code = int(ws.cell_value(row, 0))
        abbrevs = set(p.strip() for p in ws.cell_value(row, 2).strip().split(u",") if p.strip())

        # Assert that the party abbreviations are all known.
        fail_unless(abbrevs.issubset(party_abbrevs), "Unknown parties in: {0}".format(abbrevs))
        # Assert the voting district code refers to a valid district.
        fail_unless(code in districts, "Unknown voting district code: {0}".format(code))

        if len(abbrevs):
            coalition = Coalition(u", ".join(sorted(abbrevs)), districts[code])
            for party_id in abbrevs:
                coalition.parties.append(parties[party_id])

            session.add(coalition)
            coalition_count += 1
            print " - '{0}' in {1}.".format(coalition.name.encode("utf-8"), districts[code].name.encode("utf-8"))
    session.flush()

    # Read in the candidate information
    wb = xlrd.open_workbook(filename=os.path.join(os.getcwd(), sys.argv[2]))
    ws = wb.sheet_by_index(0)
    candidate_count = 0
    print
    print "Creating candidates"
    for row in xrange(1, ws.nrows):
        code = int(ws.cell_value(row, 0))
        number = int(ws.cell_value(row, 2))
        firstname = unicode(ws.cell_value(row, 5).strip())
        lastname = unicode(ws.cell_value(row, 4).strip())
        municipality = unicode(ws.cell_value(row, 6).strip())
        occupation = unicode(ws.cell_value(row, 7).strip())
        party_id = unicode(ws.cell_value(row, 8).strip())

        # Assert the party abbreviation refers to a known party.
        fail_unless(party_id in parties, "Unknown party {0}".format(party_id.encode("utf-8")))
        # Assert the voting district code refers to a valid district.
        fail_unless(code in districts, "Unknown voting district code: {0}".format(code))

        dob_match = RE_DOB.match(ws.cell_value(row, 3).strip())
        fail_unless(dob_match is not None, "Invalid dob: {0}".format(ws.cell_value(row, 3)))
        dob = date(int(dob_match.group(3)) + 1900, int(dob_match.group(2)), int(dob_match.group(1)))

        fail_unless(dob.strftime("%d%m%y") == ws.cell_value(row, 3).strip(), "Failed dob parsing.")

        # Create the Candidate object
        candidate = Candidate(
            number, firstname, lastname, dob, municipality, occupation, parties[party_id], districts[code]
        )
        session.add(candidate)
        print " - ", candidate.fullname().encode("utf-8"), candidate.number
        candidate_count += 1

    session.flush()
    # Assert that we created the right number of candidates, which is
    # ws.nrows - 1 + 1 (all rows, minus header row, plus the empty candidate)
    fail_unless(ws.nrows == session.query(Candidate).count(), "Failed to create correct number of candidates.")

    print
    print "Created", len(parties), "parties."
    print "Created", coalition_count, "coalitions."
    print "Created", candidate_count, "candidates."

    transaction.commit()
    def _populate(self, quota=3):
        """Populates the database with data."""
        from nuorisovaalit.models import Candidate
        from nuorisovaalit.models import Coalition
        from nuorisovaalit.models import District
        from nuorisovaalit.models import DBSession
        from nuorisovaalit.models import Party
        from nuorisovaalit.models import School
        from nuorisovaalit.models import Vote

        session = DBSession()

        # Pre-conditions
        self.assertEquals(0, session.query(Candidate).count())
        self.assertEquals(0, session.query(Coalition).count())
        self.assertEquals(0, session.query(District).count())
        self.assertEquals(0, session.query(Party).count())
        self.assertEquals(0, session.query(School).count())
        self.assertEquals(0, session.query(Vote).count())

        # Create parties
        parties = [
            Party(u'Köyhien asialla'),
            Party(u'Piraattipuolue'),
            Party(u'Suomen työväenpuolue'),
            Party(u'Valitsijalista'),
            ]

        for p in parties:
            session.add(p)
        session.flush()

        self.assertEquals(4, session.query(Party).count())

        # Create district and school
        district = District(u'Tëst District', 1, quota)
        district.schools.append(School(u'Tëst Schööl'))
        session.add(district)
        session.flush()

        dob = date(1945, 12, 13)

        # Create candidates
        session.add(Candidate(1, u'Candidate', u'0', dob, u'', u'', parties[0], district))
        session.add(Candidate(2, u'Candidate', u'1', dob, u'', u'', parties[0], district))

        session.add(Candidate(3, u'Candidate', u'2', dob, u'', u'', parties[1], district))
        session.add(Candidate(4, u'Candidate', u'3', dob, u'', u'', parties[1], district))

        session.add(Candidate(5, u'Candidate', u'4', dob, u'', u'', parties[2], district))
        session.add(Candidate(6, u'Candidate', u'5', dob, u'', u'', parties[2], district))
        session.add(Candidate(7, u'Candidate', u'6', dob, u'', u'', parties[2], district))

        session.add(Candidate(8, u'Candidate', u'7', dob, u'', u'', parties[3], district))

        session.add(Candidate(Candidate.EMPTY_CANDIDATE, u'Empty', u'candidate', dob, u'', u'', parties[3], district))

        session.flush()
        self.assertEquals(9, len(district.candidates))

        return district