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calebasse / calebasse / utils.py @ aff120df

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from django.contrib.auth.models import Group
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from django.conf import settings
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from datetime import timedelta, datetime
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from .middleware.request import get_request
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__EPOCH = datetime(day=5,month=1,year=1970)
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def __date_to_datetime(date):
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    return datetime(date.year, date.month, date.day)
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def weeks_since_epoch(date):
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    days_since_epoch = (__date_to_datetime(date) - __EPOCH).days
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    return days_since_epoch // 7
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def weekday_ranks(date):
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    '''Returns n so that if date occurs on a certain weekday, this is the
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       n-th weekday of the month counting from the first. Also return -n-1 if
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       this is the n-th weekday of the month counting from the last.
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    '''
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    n = 0
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    month = date.month
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    i = date - timedelta(days=7)
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    while i.month == month:
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        n += 1
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        i = i - timedelta(days=7)
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    m = -1
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    i = date + timedelta(days=7)
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    while i.month == month:
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        m -= 1
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        i = i + timedelta(days=7)
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    return n, m
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def is_super_user(user):
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    if not user or not user.is_authenticated():
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        return False
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    if user.is_superuser:
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        return True
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    super_group = None
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    try:
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        super_group = Group.objects.get(name='Super utilisateurs')
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    except:
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        return False
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    if super_group in user.groups.all():
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        return True
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    return False
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def is_validator(user):
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    if is_super_user(user):
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        return True
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    if not user or not user.is_authenticated():
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        return False
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    validator_group = None
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    try:
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        validator_group = Group.objects.get(name='Administratifs')
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    except:
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        return False
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    if validator_group in user.groups.all():
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        return True
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    return False
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def get_nir_control_key(nir):
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    try:
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        # Corse dpt 2A et 2B
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        minus = 0
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        if nir[6] in ('A', 'a'):
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            nir = [c for c in nir]
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            nir[6] = '0'
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            nir = ''.join(nir)
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            minus = 1000000
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        elif nir[6] in ('B', 'b'):
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            nir = [c for c in nir]
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            nir[6] = '0'
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            nir = ''.join(nir)
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            minus = 2000000
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        nir = int(nir) - minus
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        return (97 - (nir % 97))
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    except:
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        return None
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def get_service_setting(setting_name, default_value=None):
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    from .cbv import HOME_SERVICE_COOKIE
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    request = get_request()
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    if not request:
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        return None
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    service = request.COOKIES.get(HOME_SERVICE_COOKIE)
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    if not service:
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        return None
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    if not hasattr(settings, 'SERVICE_SETTINGS'):
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        return None
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    return settings.SERVICE_SETTINGS.get(service, {}).get(setting_name) or default_value
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