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313 | class Query(BaseModel):
"""IMAP search query builder.
Use kwargs for simple queries::
Query(subject="hello", unseen=True)
Use ``Query.where`` for composable expressions::
Query.where.subject("hello") & Query.where.unseen()
Chain with ``.exclude()`` and ``.or_()``::
Query(subject="report").exclude(from_="spam").or_(subject="urgent")
"""
model_config = ConfigDict(extra="forbid", populate_by_name=True)
since: Optional[date] = None
before: Optional[date] = None
on: Optional[date] = None
sent_since: Optional[date] = None
sent_before: Optional[date] = None
subject: Optional[str] = None
from_who: Optional[str] = Field(default=None, alias="from")
to: Optional[str] = None
cc: Optional[str] = None
bcc: Optional[str] = None
body: Optional[str] = None
text: Optional[str] = None
keyword: Optional[str] = None
larger: Optional[int] = None
smaller: Optional[int] = None
seen: Optional[bool] = None
answered: Optional[bool] = None
flagged: Optional[bool] = None
deleted: Optional[bool] = None
draft: Optional[bool] = None
unseen: Optional[bool] = None
def _date_clauses(self) -> list[str]:
fields = (
("SINCE", self.since),
("BEFORE", self.before),
("ON", self.on),
("SENTSINCE", self.sent_since),
("SENTBEFORE", self.sent_before),
)
return [
f"({name} {_imap_date(value)})" for name, value in fields if value
]
def _string_clauses(self) -> list[str]:
fields = (
("SUBJECT", self.subject),
("FROM", self.from_who),
("TO", self.to),
("CC", self.cc),
("BCC", self.bcc),
("BODY", self.body),
("TEXT", self.text),
("KEYWORD", self.keyword),
)
return [
f'({name} "{_ascii(value)}")' for name, value in fields if value
]
def _size_clauses(self) -> list[str]:
fields = (("LARGER", self.larger), ("SMALLER", self.smaller))
return [
f"({name} {value})" for name, value in fields if value is not None
]
@model_validator(mode="after")
def _check_seen_unseen(self) -> Query:
if self.seen is True and self.unseen is True:
raise ValueError("Cannot set both seen=True and unseen=True.")
return self
def _flag_clauses(self) -> list[str]:
fields = (
(self.seen, "SEEN"),
(self.answered, "ANSWERED"),
(self.flagged, "FLAGGED"),
(self.deleted, "DELETED"),
(self.draft, "DRAFT"),
)
parts: list[str] = []
for flag, name in fields:
if flag is True:
parts.append(f"({name})")
if self.unseen is True:
parts.append("(UNSEEN)")
return parts
def _clauses(self) -> list[str]:
return (
self._date_clauses()
+ self._string_clauses()
+ self._size_clauses()
+ self._flag_clauses()
)
def mount(self) -> str:
parts = self._clauses()
return " ".join(parts) if parts else "ALL"
def exclude(self, **kwargs: object) -> _Expr:
return _Expr(self.mount()) & ~_Expr(Query(**kwargs).mount())
def or_(self, **kwargs: object) -> _Expr:
return _Expr(self.mount()) | _Expr(Query(**kwargs).mount())
def __and__(self, other: QueryLike) -> _Expr:
return _Expr(self.mount()) & _to_expr(other)
def __or__(self, other: QueryLike) -> _Expr:
return _Expr(self.mount()) | _to_expr(other)
def __invert__(self) -> _Expr:
return ~_Expr(self.mount())
|