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317 | class Email:
"""IMAP + SMTP client. Lazy connect via ``with Email(...) as app:``.
Constructor overloads::
Email(user="u@gmail.com", password="pw") # auto-discover
Email("u@gmail.com", "pw") # same, positional
Email("imap.gmail.com", "u", "pw") # explicit host
Email(server="...", user="...", password="...") # full kwargs
Email() # zero args -> env
"""
def __init__(
self,
server: Optional[str] = None,
user: Optional[str] = None,
password: Optional[str] = None,
port: int = 993,
ssl: bool = True,
storage: Optional[StorageABC] = None,
) -> None:
connection = self._resolve(server, user, password, port, ssl)
self._session = ImapClient(
server=connection.server,
user=connection.user,
password=connection.password,
port=connection.port,
ssl=connection.ssl,
)
self._folders = FolderAccess(self._session)
self._queries = QueryShortcuts(self._folders)
self._sync = Sync(self._session)
self._restore = Restore(self._session)
self._sender = Sender(self._session, self._folders)
self._storage = storage
@property
def storage(self) -> StorageABC:
if self._storage is None:
self._storage = StorageSQLite()
return self._storage
@storage.setter
def storage(self, value: StorageABC) -> None:
self._storage = value
@staticmethod
def _resolve(
server: Optional[str],
user: Optional[str],
password: Optional[str],
port: int,
ssl: bool,
) -> Credentials:
if server is None and user is None and password is None:
return EmailFactories.from_env()
if password is None and user is not None and server and "@" in server:
return EmailFactories.from_address(server, user)
if server is None and user is not None and "@" in user and password:
return EmailFactories.from_address(user, password)
if server is None or user is None or password is None:
raise TypeError(
"Email() requires (server, user, password), "
"or (user='you@domain', password=...) for auto-discovery, "
"or no args (env vars)."
)
return Credentials(
server=server, user=user, password=password, port=port, ssl=ssl
)
@property
def server(self) -> str:
return self._session.server
@property
def user(self) -> str:
return self._session.user
@property
def port(self) -> int:
return self._session.port
@property
def ssl(self) -> bool:
return self._session.ssl
@property
def is_connected(self) -> bool:
return self._session.is_connected
@classmethod
def from_email(cls, address: str, password: str) -> Email:
"""Auto-discover the IMAP host from the address."""
creds = EmailFactories.from_address(address, password)
return cls(
server=creds.server,
user=creds.user,
password=creds.password,
port=creds.port,
ssl=creds.ssl,
)
@classmethod
def from_env(
cls,
server_var: str = "EMAIL_SERVER",
user_var: str = "EMAIL_USERNAME",
password_var: str = "EMAIL_PASSWORD",
load_dotenv: bool = True,
) -> Email:
"""Read credentials from env or .env; auto-discover if missing."""
creds = EmailFactories.from_env(
server_var=server_var,
user_var=user_var,
password_var=password_var,
load_dotenv=load_dotenv,
)
return cls(
server=creds.server, user=creds.user, password=creds.password
)
def connect(self) -> Email:
self._session.connect()
return self
def close(self) -> None:
self._session.close()
def noop(self) -> None:
self._session.noop()
def mailboxes(self) -> list[str]:
return self._folders.mailboxes()
def mailbox(self, name: str) -> MailBox:
return self._folders.mailbox(name)
@property
def inbox(self) -> MailBox:
return self._folders.inbox
@property
def sent(self) -> MailBox:
return self._folders.sent
@property
def spam(self) -> MailBox:
return self._folders.spam
@property
def trash(self) -> MailBox:
return self._folders.trash
@property
def drafts(self) -> MailBox:
return self._folders.drafts
@property
def archive(self) -> MailBox:
return self._folders.archive
def unread(self) -> Where:
return self._queries.unread()
def recent(self, days: int = 7) -> Where:
return self._queries.recent(days)
def search(self, text: str) -> Where:
return self._queries.search(text)
def all(self) -> Where:
return self._queries.all()
def sync(
self,
mailbox: Optional[str] = None,
max_workers: int = 3,
skip_duplicates: bool = True,
) -> SyncResult:
"""Sync server state into local storage."""
return self._sync.orchestrate(
storage=self.storage,
mailbox=mailbox,
mailbox_names=self._folders.mailboxes() if not mailbox else None,
max_workers=max_workers,
skip_duplicates=skip_duplicates,
)
def restore(
self,
mailbox: Optional[str] = None,
storage: Optional[StorageABC] = None,
skip_duplicates: bool = True,
max_workers: int = 3,
) -> int:
return self._restore.orchestrate(
storage=storage or self.storage,
mailbox=mailbox,
skip_duplicates=skip_duplicates,
max_workers=max_workers,
)
def smtp_host(self) -> SMTPHost:
return self._sender.smtp_host()
def send(
self,
to: Union[str, list[str]],
subject: str,
body: str = "",
*,
html: Optional[str] = None,
cc: Optional[Union[str, list[str]]] = None,
bcc: Optional[Union[str, list[str]]] = None,
reply_to: Optional[str] = None,
attachments: Optional[list[AttachmentLike]] = None,
headers: Optional[dict[str, str]] = None,
save_to_sent: bool = True,
) -> None:
self._sender.send(
to=to,
subject=subject,
body=body,
html=html,
cc=cc,
bcc=bcc,
reply_to=reply_to,
attachments=attachments,
headers=headers,
save_to_sent=save_to_sent,
)
def send_message(
self,
message: EmailMessage,
*,
save_to_sent: bool = True,
) -> None:
self._sender.send_message(message, save_to_sent=save_to_sent)
def reply(
self,
original: Message,
body: str = "",
*,
html: Optional[str] = None,
attachments: Optional[list[AttachmentLike]] = None,
reply_all: bool = False,
save_to_sent: bool = True,
) -> None:
self._sender.reply(
original=original,
body=body,
html=html,
attachments=attachments,
reply_all=reply_all,
save_to_sent=save_to_sent,
)
def forward(
self,
original: Message,
to: Union[str, list[str]],
body: str = "",
*,
attachments: Optional[list[AttachmentLike]] = None,
save_to_sent: bool = True,
) -> None:
self._sender.forward(
original=original,
to=to,
body=body,
attachments=attachments,
save_to_sent=save_to_sent,
)
def __enter__(self) -> Email:
return self.connect()
def __exit__(self, exc_type, exc, tb) -> None:
self.close()
def __repr__(self) -> str:
state = "connected" if self.is_connected else "disconnected"
return f"Email(server={self.server!r}, user={self.user!r}, {state})"
|