[0] | 1 | # -*- coding: utf-8 -*-
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| 2 |
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| 3 | import os
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| 4 | from tools import validate_email_address
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[2] | 5 | from storage import JsonStorage as Storage
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[0] | 6 | import config
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| 7 |
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| 8 | class Member():
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| 9 |
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| 10 | """
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| 11 | Class that defines a mailing list member
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| 12 | """
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| 13 |
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| 14 | def __init__(self, address):
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| 15 | self.address = self._validate_address(address)
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| 16 |
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| 17 | def __repr__(self):
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| 18 | return "<Member '%s'>" % self.address
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| 19 |
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| 20 | def __str__(self):
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| 21 | return self.address
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| 22 |
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| 23 | def _validate_address(self, address):
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| 24 | if not validate_email_address(address):
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| 25 | raise ValueError(address, ' is not a valid email address')
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| 26 | return address
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| 27 |
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| 28 |
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| 29 | class MailingList():
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| 30 |
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| 31 | """
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| 32 | Class that defines a mailing list
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| 33 | """
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| 34 |
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| 35 | def __init__(self, name, address, members={}, config={}, storage=None):
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| 36 | self.name = name
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| 37 | self.address = address
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| 38 | self.members = members
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| 39 | self.config = config
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[2] | 40 | self._validate_config() # validate the config parameters
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| 41 | self.storage = Storage(os.path.join(self.config['storage'],
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| 42 | self.address))
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| 43 | self.archive = Storage(os.path.join(self.config['archive'],
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| 44 | self.address))
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| 45 | # try to load data from the storage
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| 46 | loaded = self.load()
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| 47 | # FIXME: if loaded is False, the storage does not exist, perhaps
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| 48 | # this would be a good place to create it for the first time
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[0] | 49 |
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| 50 | def __repr__(self):
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| 51 | return "<MailingList '%s'>" % self.address
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| 52 |
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| 53 | def __str__(self):
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| 54 | return self.address
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| 55 |
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| 56 | def _validate_config(self):
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| 57 | if not 'storage' in self.config.keys():
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| 58 | self.config['storage'] = os.path.join(config.storage_path,
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[2] | 59 | 'mailings/')
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[0] | 60 | if not 'archive' in self.config.keys():
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[2] | 61 | self.config['archive'] = config.archive_path
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[0] | 62 | if not 'private' in self.config.keys():
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[2] | 63 | self.config['private'] = config.private_mailing
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[0] | 64 |
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[2] | 65 | def _validate_member_object(self, member=None):
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[0] | 66 | if not isinstance(member, Member):
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| 67 | raise TypeError(member, ' is not a valid Member instance')
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| 68 | return member
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| 69 |
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[2] | 70 | def _validate_member(self, member=None):
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[0] | 71 | member = self._validate_member_object(member)
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| 72 | return member.address in self.members_addresses()
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| 73 |
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[2] | 74 | def _validate_member_by_address(self, address=None):
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[0] | 75 | if not validate_email_address(address):
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| 76 | raise ValueError(address, ' is not a valid email address')
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| 77 | return address in self.members_addresses()
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| 78 |
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| 79 | def members_addresses(self):
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| 80 | return self.members.keys()
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| 81 |
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| 82 | def add_member(self, member):
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| 83 | member = self._validate_member_object(member)
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| 84 | if self._validate_member(member):
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| 85 | return False
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| 86 | self.members[member.address] = member
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| 87 | return True
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| 88 |
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[2] | 89 | def add_member_by_address(self, address=None):
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[0] | 90 | if self._validate_member_by_address(address):
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| 91 | return False
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| 92 | member = Member(address)
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| 93 | self.members[address] = member
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[1] | 94 | return True
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[0] | 95 |
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[2] | 96 | def delete_member(self, member=None):
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[0] | 97 | member = self._validate_member_object(member)
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| 98 | if not self._validate_member(member):
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| 99 | return False
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| 100 | del self.members[member.address]
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| 101 | return True
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| 102 |
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| 103 | def load(self):
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| 104 | if self.storage.exists():
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| 105 | data = self.storage.read()
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| 106 | self.name = data.name
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| 107 | self.address = data.address
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| 108 | self.members = data.members
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[2] | 109 | return True
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| 110 | return False
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[0] | 111 |
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| 112 | def save(self):
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| 113 | self.storage.write(self)
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