mirror of
https://github.com/GSA/notifications-admin.git
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110 lines
2.8 KiB
Python
110 lines
2.8 KiB
Python
import re
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from functools import wraps
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from flask import (abort, session)
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class BrowsableItem(object):
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"""
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Maps for the template browse-list.
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"""
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def __init__(self, item, *args, **kwargs):
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self._item = item
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super(BrowsableItem, self).__init__()
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@property
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def title(self):
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pass
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@property
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def link(self):
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pass
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@property
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def hint(self):
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pass
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@property
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def destructive(self):
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pass
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class InvalidEmailError(Exception):
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def __init__(self, message):
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self.message = message
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class InvalidPhoneError(Exception):
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def __init__(self, message):
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self.message = message
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def validate_phone_number(number):
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sanitised_number = number.replace('(', '')
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sanitised_number = sanitised_number.replace(')', '')
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sanitised_number = sanitised_number.replace(' ', '')
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sanitised_number = sanitised_number.replace('-', '')
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if sanitised_number.startswith('+'):
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sanitised_number = sanitised_number[1:]
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valid_prefixes = ['07', '447', '4407', '00447']
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if not sum(sanitised_number.startswith(prefix) for prefix in valid_prefixes):
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raise InvalidPhoneError('Must be a UK mobile number (eg 07700 900460)')
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for digit in sanitised_number:
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try:
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int(digit)
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except(ValueError):
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raise InvalidPhoneError('Must not contain letters or symbols')
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# Split number on first 7
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sanitised_number = sanitised_number.split('7', 1)[1]
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if len(sanitised_number) > 9:
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raise InvalidPhoneError('Too many digits')
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if len(sanitised_number) < 9:
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raise InvalidPhoneError('Not enough digits')
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return sanitised_number
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def format_phone_number(number):
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import re
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if len(number) > 9:
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raise InvalidPhoneError('Too many digits')
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if len(number) < 9:
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raise InvalidPhoneError('Not enough digits')
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return '+447{}{}{}'.format(*re.findall('...', number))
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def validate_email_address(email_address):
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if re.match(r"(^[a-zA-Z0-9_.+-]+@[a-zA-Z0-9-]+\.[a-zA-Z0-9-.]+$)", email_address):
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return
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raise InvalidEmailError('Not a valid email address')
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def validate_recipient(recipient, template_type):
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return {
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'email': validate_email_address,
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'sms': validate_phone_number
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}[template_type](recipient)
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def user_has_permissions(*permissions, or_=False):
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def wrap(func):
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@wraps(func)
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def wrap_func(*args, **kwargs):
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# We are making the assumption that the user is logged in.
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from flask_login import current_user
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service_id = session.get('service_id', '')
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if current_user and current_user.has_permissions(service_id, permissions, or_=or_):
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return func(*args, **kwargs)
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else:
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abort(403)
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return wrap_func
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return wrap
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