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@@ -1,49 +1,24 @@
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"""
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"""
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async mongodb wrapper over motor
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async mongodb wrapper over motor, with a raw escape hatch for anything not wrapped
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object (preferred), one client per process:
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from mongo import MongoDB
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from mongo import MongoDB
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bot.db = MongoDB(conn_string, database)
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db = MongoDB(conn_string, database)
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await bot.db.connect() # optional: ping to fail-early
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await db.get_documents("users", {"active": True})
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await bot.db.get_documents("users", {"active": True})
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bot.db.close() # on shutdown (sync)
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# async with (guaranteed cleanup):
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`Mongo` is a back-compat alias of `MongoDB`. A module-proxy path also exists
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async with MongoDB(conn_string, database) as db:
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(`mongo.init(...)` then bare `mongo.func(...)`) - see README for both usage patterns.
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await db.get_documents("users", {})
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`Mongo` remains a back-compat alias of `MongoDB` — existing `Mongo(...)` call sites keep
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errors: wrapped methods log and swallow, returning a safe default (False / [] / {} / 0 /
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working unchanged.
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None). .collection(name) / db[name] return the raw motor collection: full driver surface,
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raises, nothing swallowed. mongo SWALLOWS by design, unlike the fail-loud redis/psql/mysql
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module proxy (back-compat), arm once then call bare:
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trio - kept so existing consumers' branch-on-result control flow doesn't break.
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import mongo # not `from mongo import ...`
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mongo.init(conn_string, database)
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await mongo.get_documents("users", {"active": True})
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errors:
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wrapped methods log and swallow, returning a safe default
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(False / [] / {} / 0 / None). .collection(name) / db[name] return
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the raw motor collection: full driver surface, raises, nothing swallowed.
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NOTE: mongo SWALLOWS by design — this is the one deliberate difference from the
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newer datastore trio (redis/psql/mysql), which is fail-loud. mongo's contract is
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kept as-is so existing consumers' branch-on-result control flow doesn't break.
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naming consistency with the trio (all additive — old names still work):
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- class is `MongoDB` (was `Mongo`, kept as alias)
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- `connect()` / `async with` like the trio (motor connects lazily, so connect()
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just pings to validate early)
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- `exists()` aliases `check_document_exists()`; `delete()` aliases `delete_document()`
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notes:
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- the proxy needs `import mongo`; `from mongo import func` resolves before init
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- find_one_and_update returns the after-image by default
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- bulk_write takes caller-built pymongo ops (UpdateOne/DeleteOne/...)
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"""
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"""
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import logging
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import logging
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from typing import Any, List, Optional
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from typing import Any, List, Optional
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from pymongo import ReturnDocument
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from pymongo import ReturnDocument
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from pymongo.errors import BulkWriteError
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from motor.motor_asyncio import AsyncIOMotorClient, AsyncIOMotorCollection, AsyncIOMotorDatabase
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from motor.motor_asyncio import AsyncIOMotorClient, AsyncIOMotorCollection, AsyncIOMotorDatabase
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log = logging.getLogger(__name__)
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log = logging.getLogger(__name__)
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@@ -53,23 +28,20 @@ class MongoDB:
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"""async mongodb wrapper; one client per process, attach to bot as bot.db"""
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"""async mongodb wrapper; one client per process, attach to bot as bot.db"""
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def __init__(self, connection_string: str, database: str):
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def __init__(self, connection_string: str, database: str):
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# motor builds the client eagerly here (no network I/O yet). a syntactically
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# malformed URI (e.g. "mongodb://") makes the driver raise InvalidURI at
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# construction, before connect() — a deploy-time value, so it surfaces at startup
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# either way and there is nothing to clean up.
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self._client = AsyncIOMotorClient(connection_string)
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self._client = AsyncIOMotorClient(connection_string)
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self._db = self._client[database]
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try:
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self._db = self._client[database]
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except BaseException:
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self._client.close()
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raise
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async def connect(self) -> "MongoDB":
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async def connect(self) -> "MongoDB":
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"""validate the connection with a ping and return self
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"""validate the connection with a ping and return self; raises, unlike the
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swallowing wrapped methods
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motor connects lazily, so this is optional — call it to fail early on a bad
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an instance is single-use: pymongo 4.x `close()` is irreversible and
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URI/credentials rather than on the first real op (parallel to the trio's
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connect() doesn't rebuild the client. construct a fresh MongoDB instead of
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connect()). raises on a bad connection, unlike the swallowing wrapped methods.
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reusing one after close()/`async with` exit.
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an instance is single-use: pymongo 4.x `close()` is irreversible, and connect()
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only pings (it does not rebuild the client). do not reuse an instance after
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close()/`async with` exit — construct a fresh MongoDB.
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"""
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"""
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await self._client.admin.command("ping")
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await self._client.admin.command("ping")
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return self
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return self
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@@ -78,10 +50,8 @@ class MongoDB:
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try:
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try:
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return await self.connect()
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return await self.connect()
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except BaseException:
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except BaseException:
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# connect()/ping failing here would otherwise leak the motor client (built
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# __aexit__ isn't called when __aenter__ raises; close here so the
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# eagerly in __init__ with a background topology monitor + pool) — __aexit__
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# client built in __init__ doesn't leak
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# is not called when __aenter__ raises. close it before propagating so a
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# retry loop against a flapping server doesn't accumulate live clients.
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self.close()
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self.close()
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raise
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raise
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@@ -111,7 +81,7 @@ class MongoDB:
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return False
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return False
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def close(self) -> None:
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def close(self) -> None:
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"""close the client pool on shutdown (sync — motor's close() is synchronous)"""
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"""close the client pool on shutdown (sync - motor's close() is synchronous)"""
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self._client.close()
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self._client.close()
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# -------------------------------------------------------------------------
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# -------------------------------------------------------------------------
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@@ -120,29 +90,27 @@ class MongoDB:
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async def create_collection(self, collection: str, index=None) -> bool:
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async def create_collection(self, collection: str, index=None) -> bool:
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"""create a collection, optionally seeding ONE index
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"""create a collection, optionally seeding ONE index
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`index` is a single index key-spec (e.g. `[("a", 1), ("b", 1)]` builds one
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`index` is a single key-spec (e.g. `[("a", 1), ("b", 1)]` builds one compound
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compound index, NOT two). for multiple indexes call `create_index` per index.
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index, not two) - call create_index per index for multiples
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renamed from `indexes` in v0.1.6 to reflect that it seeds a single index; pass it
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positionally, or update a keyword call site from `indexes=` to `index=`.
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"""
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"""
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try:
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try:
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await self._db.create_collection(collection)
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await self._db.create_collection(collection)
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if index:
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if index:
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await self._db[collection].create_index(index)
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await self._db[collection].create_index(index)
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log.info(f"created index for {collection}")
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log.info("created index for %s", collection)
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return True
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return True
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except Exception:
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except Exception:
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log.exception(f"db.create_collection() for {collection}")
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log.exception("db.create_collection() for %s", collection)
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return False
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return False
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async def create_index(self, collection: str, index, **kwargs) -> bool:
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async def create_index(self, collection: str, index, **kwargs) -> bool:
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"""create an index; kwargs pass through (unique=True, name=..., etc)"""
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"""create an index; kwargs pass through (unique=True, name=..., etc)"""
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try:
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try:
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await self._db[collection].create_index(index, **kwargs)
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await self._db[collection].create_index(index, **kwargs)
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log.info(f"created index for {collection}")
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log.info("created index for %s", collection)
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return True
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return True
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except Exception:
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except Exception:
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log.exception(f"db.create_index() for {collection}")
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log.exception("db.create_index() for %s", collection)
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return False
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return False
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async def drop_collection(self, collection: str) -> bool:
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async def drop_collection(self, collection: str) -> bool:
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@@ -151,7 +119,7 @@ class MongoDB:
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await self._db.drop_collection(collection)
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await self._db.drop_collection(collection)
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return True
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return True
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except Exception:
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except Exception:
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log.exception(f"db.drop_collection() for {collection}")
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log.exception("db.drop_collection() for %s", collection)
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return False
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return False
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async def check_collection_exists(self, collection: str) -> bool:
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async def check_collection_exists(self, collection: str) -> bool:
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@@ -159,7 +127,7 @@ class MongoDB:
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try:
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try:
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return collection in await self._db.list_collection_names()
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return collection in await self._db.list_collection_names()
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except Exception:
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except Exception:
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log.exception(f"db.check_collection_exists() for {collection}")
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log.exception("db.check_collection_exists() for %s", collection)
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return False
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return False
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async def list_collections(self) -> List[str]:
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async def list_collections(self) -> List[str]:
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@@ -179,18 +147,27 @@ class MongoDB:
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await self._db[collection].insert_one(document)
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await self._db[collection].insert_one(document)
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return True
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return True
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except Exception:
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except Exception:
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log.exception(f"db.create_document() on {collection}")
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log.exception("db.create_document() on %s", collection)
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return False
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return False
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async def create_documents(
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async def create_documents(
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self, collection: str, documents: List[dict], ordered: bool = True
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self, collection: str, documents: List[dict], ordered: bool = True
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) -> int:
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) -> int:
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"""insert many documents, returning the inserted count"""
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"""insert many documents, returning the inserted count
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on a partial failure (e.g. ordered=False with one duplicate key) the driver
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raises BulkWriteError AFTER inserting the rest; count comes from
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`e.details['nInserted']` so a caller retrying on a wrongly-reported 0 doesn't
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re-insert documents that already landed.
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"""
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try:
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try:
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result = await self._db[collection].insert_many(documents, ordered=ordered)
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result = await self._db[collection].insert_many(documents, ordered=ordered)
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return len(result.inserted_ids)
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return len(result.inserted_ids)
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except BulkWriteError as e:
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log.exception("db.create_documents() on %s", collection)
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return e.details.get("nInserted", 0)
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except Exception:
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except Exception:
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log.exception(f"db.create_documents() on {collection}")
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log.exception("db.create_documents() on %s", collection)
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return 0
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return 0
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# -------------------------------------------------------------------------
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# -------------------------------------------------------------------------
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@@ -203,7 +180,7 @@ class MongoDB:
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try:
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try:
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return await self._db[collection].find_one(target, fields)
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return await self._db[collection].find_one(target, fields)
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except Exception:
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except Exception:
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log.exception(f"db.get_document() on {collection}")
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log.exception("db.get_document() on %s", collection)
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return None
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return None
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async def get_documents(
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async def get_documents(
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@@ -214,7 +191,7 @@ class MongoDB:
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cursor = self._db[collection].find(target, fields)
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cursor = self._db[collection].find(target, fields)
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return [doc async for doc in cursor]
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return [doc async for doc in cursor]
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except Exception:
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except Exception:
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log.exception(f"db.get_documents() on {collection}")
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log.exception("db.get_documents() on %s", collection)
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return []
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return []
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async def get_documents_sorted(
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async def get_documents_sorted(
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@@ -232,7 +209,7 @@ class MongoDB:
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)
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)
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return [doc async for doc in cursor]
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return [doc async for doc in cursor]
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except Exception:
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except Exception:
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log.exception(f"db.get_documents_sorted() on {collection}")
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log.exception("db.get_documents_sorted() on %s", collection)
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return []
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return []
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async def get_document_hashmap(self, collection: str, target: dict, key: str) -> dict:
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async def get_document_hashmap(self, collection: str, target: dict, key: str) -> dict:
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@@ -245,7 +222,7 @@ class MongoDB:
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cursor = self._db[collection].find(target)
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cursor = self._db[collection].find(target)
|
|
|
|
return {doc[key]: doc async for doc in cursor if key in doc}
|
|
|
|
return {doc[key]: doc async for doc in cursor if key in doc}
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.get_document_hashmap() on {collection}")
|
|
|
|
log.exception("db.get_document_hashmap() on %s", collection)
|
|
|
|
return {}
|
|
|
|
return {}
|
|
|
|
|
|
|
|
|
|
|
|
async def get_document_fields(
|
|
|
|
async def get_document_fields(
|
|
|
@@ -260,7 +237,7 @@ class MongoDB:
|
|
|
|
cursor = self._db[collection].find(target, fields)
|
|
|
|
cursor = self._db[collection].find(target, fields)
|
|
|
|
return [doc[key] async for doc in cursor if key in doc]
|
|
|
|
return [doc[key] async for doc in cursor if key in doc]
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.get_document_fields() on {collection}")
|
|
|
|
log.exception("db.get_document_fields() on %s", collection)
|
|
|
|
return []
|
|
|
|
return []
|
|
|
|
|
|
|
|
|
|
|
|
async def count_documents(self, collection: str, target: dict) -> int:
|
|
|
|
async def count_documents(self, collection: str, target: dict) -> int:
|
|
|
@@ -268,7 +245,7 @@ class MongoDB:
|
|
|
|
try:
|
|
|
|
try:
|
|
|
|
return await self._db[collection].count_documents(target)
|
|
|
|
return await self._db[collection].count_documents(target)
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.count_documents() on {collection}")
|
|
|
|
log.exception("db.count_documents() on %s", collection)
|
|
|
|
return 0
|
|
|
|
return 0
|
|
|
|
|
|
|
|
|
|
|
|
async def check_document_exists(self, collection: str, target: dict) -> bool:
|
|
|
|
async def check_document_exists(self, collection: str, target: dict) -> bool:
|
|
|
@@ -276,7 +253,7 @@ class MongoDB:
|
|
|
|
try:
|
|
|
|
try:
|
|
|
|
return await self._db[collection].count_documents(target, limit=1) > 0
|
|
|
|
return await self._db[collection].count_documents(target, limit=1) > 0
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.check_document_exists() on {collection}")
|
|
|
|
log.exception("db.check_document_exists() on %s", collection)
|
|
|
|
return False
|
|
|
|
return False
|
|
|
|
|
|
|
|
|
|
|
|
async def exists(self, collection: str, target: dict) -> bool:
|
|
|
|
async def exists(self, collection: str, target: dict) -> bool:
|
|
|
@@ -288,7 +265,7 @@ class MongoDB:
|
|
|
|
try:
|
|
|
|
try:
|
|
|
|
return await self._db[collection].count_documents({array_field: value})
|
|
|
|
return await self._db[collection].count_documents({array_field: value})
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.count_value_in_array() on {collection}")
|
|
|
|
log.exception("db.count_value_in_array() on %s", collection)
|
|
|
|
return 0
|
|
|
|
return 0
|
|
|
|
|
|
|
|
|
|
|
|
async def exists_in_array(self, collection: str, array_field: str, value: str) -> bool:
|
|
|
|
async def exists_in_array(self, collection: str, array_field: str, value: str) -> bool:
|
|
|
@@ -297,7 +274,7 @@ class MongoDB:
|
|
|
|
doc = await self._db[collection].find_one({array_field: value}, {"_id": 1})
|
|
|
|
doc = await self._db[collection].find_one({array_field: value}, {"_id": 1})
|
|
|
|
return doc is not None
|
|
|
|
return doc is not None
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.exists_in_array() on {collection}")
|
|
|
|
log.exception("db.exists_in_array() on %s", collection)
|
|
|
|
return False
|
|
|
|
return False
|
|
|
|
|
|
|
|
|
|
|
|
async def distinct(self, collection: str, field: str, target: Optional[dict] = None) -> List:
|
|
|
|
async def distinct(self, collection: str, field: str, target: Optional[dict] = None) -> List:
|
|
|
@@ -305,7 +282,7 @@ class MongoDB:
|
|
|
|
try:
|
|
|
|
try:
|
|
|
|
return await self._db[collection].distinct(field, target or {})
|
|
|
|
return await self._db[collection].distinct(field, target or {})
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.distinct() on {collection}")
|
|
|
|
log.exception("db.distinct() on %s", collection)
|
|
|
|
return []
|
|
|
|
return []
|
|
|
|
|
|
|
|
|
|
|
|
async def run_aggregation(
|
|
|
|
async def run_aggregation(
|
|
|
@@ -316,7 +293,7 @@ class MongoDB:
|
|
|
|
stages = [{"$match": match_filter}, *pipeline] if match_filter else pipeline
|
|
|
|
stages = [{"$match": match_filter}, *pipeline] if match_filter else pipeline
|
|
|
|
return await self._db[collection].aggregate(stages).to_list(length=None)
|
|
|
|
return await self._db[collection].aggregate(stages).to_list(length=None)
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.run_aggregation() on {collection}")
|
|
|
|
log.exception("db.run_aggregation() on %s", collection)
|
|
|
|
return []
|
|
|
|
return []
|
|
|
|
|
|
|
|
|
|
|
|
async def search_documents(
|
|
|
|
async def search_documents(
|
|
|
@@ -327,7 +304,7 @@ class MongoDB:
|
|
|
|
cursor = self._db[collection].find(search_query).sort(sort_key, sort_order)
|
|
|
|
cursor = self._db[collection].find(search_query).sort(sort_key, sort_order)
|
|
|
|
return [doc async for doc in cursor]
|
|
|
|
return [doc async for doc in cursor]
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.search_documents() on {collection}")
|
|
|
|
log.exception("db.search_documents() on %s", collection)
|
|
|
|
return []
|
|
|
|
return []
|
|
|
|
|
|
|
|
|
|
|
|
async def search_indexes(self, collection: str, search_term: str) -> List[dict]:
|
|
|
|
async def search_indexes(self, collection: str, search_term: str) -> List[dict]:
|
|
|
@@ -339,7 +316,7 @@ class MongoDB:
|
|
|
|
).sort([("score", {"$meta": "textScore"})])
|
|
|
|
).sort([("score", {"$meta": "textScore"})])
|
|
|
|
return [doc async for doc in cursor]
|
|
|
|
return [doc async for doc in cursor]
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.search_indexes() on {collection}")
|
|
|
|
log.exception("db.search_indexes() on %s", collection)
|
|
|
|
return []
|
|
|
|
return []
|
|
|
|
|
|
|
|
|
|
|
|
# -------------------------------------------------------------------------
|
|
|
|
# -------------------------------------------------------------------------
|
|
|
@@ -353,7 +330,7 @@ class MongoDB:
|
|
|
|
response = await self._db[collection].replace_one(target, document, upsert=upsert)
|
|
|
|
response = await self._db[collection].replace_one(target, document, upsert=upsert)
|
|
|
|
return bool(response.matched_count or response.upserted_id)
|
|
|
|
return bool(response.matched_count or response.upserted_id)
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.update_document() on {collection}")
|
|
|
|
log.exception("db.update_document() on %s", collection)
|
|
|
|
return False
|
|
|
|
return False
|
|
|
|
|
|
|
|
|
|
|
|
async def update_documents(self, collection: str, target: dict, values: dict) -> int:
|
|
|
|
async def update_documents(self, collection: str, target: dict, values: dict) -> int:
|
|
|
@@ -362,21 +339,21 @@ class MongoDB:
|
|
|
|
response = await self._db[collection].update_many(target, values)
|
|
|
|
response = await self._db[collection].update_many(target, values)
|
|
|
|
return response.modified_count
|
|
|
|
return response.modified_count
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.update_documents() on {collection}")
|
|
|
|
log.exception("db.update_documents() on %s", collection)
|
|
|
|
return 0
|
|
|
|
return 0
|
|
|
|
|
|
|
|
|
|
|
|
async def update_document_field(self, collection: str, target: dict, updates: dict) -> bool:
|
|
|
|
async def update_document_field(self, collection: str, target: dict, updates: dict) -> bool:
|
|
|
|
"""$set one or more fields on a single document
|
|
|
|
"""$set one or more fields on a single document
|
|
|
|
|
|
|
|
|
|
|
|
returns True when a document matched, even if the write changed nothing (a
|
|
|
|
returns True when a document matched, even if `$set` to an identical value
|
|
|
|
`$set` to the identical value leaves `modified_count=0`); use `matched_count`
|
|
|
|
leaves `modified_count=0` - uses `matched_count` so an idempotent no-op isn't
|
|
|
|
so an idempotent no-op on an existing doc isn't misread as a failure.
|
|
|
|
misread as a failure.
|
|
|
|
"""
|
|
|
|
"""
|
|
|
|
try:
|
|
|
|
try:
|
|
|
|
response = await self._db[collection].update_one(target, {"$set": updates})
|
|
|
|
response = await self._db[collection].update_one(target, {"$set": updates})
|
|
|
|
return response.matched_count > 0
|
|
|
|
return response.matched_count > 0
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.update_document_field() on {collection}")
|
|
|
|
log.exception("db.update_document_field() on %s", collection)
|
|
|
|
return False
|
|
|
|
return False
|
|
|
|
|
|
|
|
|
|
|
|
async def update_document_operator(
|
|
|
|
async def update_document_operator(
|
|
|
@@ -384,26 +361,30 @@ class MongoDB:
|
|
|
|
) -> bool:
|
|
|
|
) -> bool:
|
|
|
|
"""apply raw update operators ($set/$inc/$unset/...) to a single document
|
|
|
|
"""apply raw update operators ($set/$inc/$unset/...) to a single document
|
|
|
|
|
|
|
|
|
|
|
|
returns True when a document matched, even if the operators changed nothing
|
|
|
|
returns True when a document matched, even if the operators changed nothing -
|
|
|
|
(e.g. `$set` to an identical value) — use `matched_count` so an idempotent
|
|
|
|
uses `matched_count` so an idempotent write isn't misread as a failure.
|
|
|
|
write on an existing doc isn't misread as a failure.
|
|
|
|
|
|
|
|
"""
|
|
|
|
"""
|
|
|
|
try:
|
|
|
|
try:
|
|
|
|
response = await self._db[collection].update_one(target, update_query)
|
|
|
|
response = await self._db[collection].update_one(target, update_query)
|
|
|
|
return response.matched_count > 0
|
|
|
|
return response.matched_count > 0
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.update_document_operator() on {collection}")
|
|
|
|
log.exception("db.update_document_operator() on %s", collection)
|
|
|
|
return False
|
|
|
|
return False
|
|
|
|
|
|
|
|
|
|
|
|
async def upsert_document_field(self, collection: str, target: dict, updates: dict) -> bool:
|
|
|
|
async def upsert_document_field(self, collection: str, target: dict, updates: dict) -> bool:
|
|
|
|
"""$set fields on a single document, creating it if absent"""
|
|
|
|
"""$set fields on a single document, creating it if absent
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
returns True when a document matched or was upserted, even if `$set` to an
|
|
|
|
|
|
|
|
identical value leaves `modified_count=0` - mirrors update_document_field's
|
|
|
|
|
|
|
|
matched_count-over-modified_count contract.
|
|
|
|
|
|
|
|
"""
|
|
|
|
try:
|
|
|
|
try:
|
|
|
|
response = await self._db[collection].update_one(
|
|
|
|
response = await self._db[collection].update_one(
|
|
|
|
target, {"$set": updates}, upsert=True
|
|
|
|
target, {"$set": updates}, upsert=True
|
|
|
|
)
|
|
|
|
)
|
|
|
|
return bool(response.modified_count or response.upserted_id)
|
|
|
|
return bool(response.matched_count or response.upserted_id)
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.upsert_document_field() on {collection}")
|
|
|
|
log.exception("db.upsert_document_field() on %s", collection)
|
|
|
|
return False
|
|
|
|
return False
|
|
|
|
|
|
|
|
|
|
|
|
async def update_documents_pipeline(
|
|
|
|
async def update_documents_pipeline(
|
|
|
@@ -414,7 +395,7 @@ class MongoDB:
|
|
|
|
response = await self._db[collection].update_many(target, pipeline)
|
|
|
|
response = await self._db[collection].update_many(target, pipeline)
|
|
|
|
return response.modified_count
|
|
|
|
return response.modified_count
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.update_documents_pipeline() on {collection}")
|
|
|
|
log.exception("db.update_documents_pipeline() on %s", collection)
|
|
|
|
return 0
|
|
|
|
return 0
|
|
|
|
|
|
|
|
|
|
|
|
async def document_push_array(
|
|
|
|
async def document_push_array(
|
|
|
@@ -422,15 +403,14 @@ class MongoDB:
|
|
|
|
) -> bool:
|
|
|
|
) -> bool:
|
|
|
|
"""$push a value onto an array field
|
|
|
|
"""$push a value onto an array field
|
|
|
|
|
|
|
|
|
|
|
|
returns True when a document matched (consistent with the other single-doc
|
|
|
|
returns True when a document matched; $push always mutates, so matched_count
|
|
|
|
update helpers); $push always mutates, so matched_count and modified_count
|
|
|
|
and modified_count agree here in practice.
|
|
|
|
agree here in practice.
|
|
|
|
|
|
|
|
"""
|
|
|
|
"""
|
|
|
|
try:
|
|
|
|
try:
|
|
|
|
response = await self._db[collection].update_one(target, {"$push": {array: value}})
|
|
|
|
response = await self._db[collection].update_one(target, {"$push": {array: value}})
|
|
|
|
return response.matched_count > 0
|
|
|
|
return response.matched_count > 0
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.document_push_array() on {collection}")
|
|
|
|
log.exception("db.document_push_array() on %s", collection)
|
|
|
|
return False
|
|
|
|
return False
|
|
|
|
|
|
|
|
|
|
|
|
async def document_push_and_set(
|
|
|
|
async def document_push_and_set(
|
|
|
@@ -439,8 +419,7 @@ class MongoDB:
|
|
|
|
) -> bool:
|
|
|
|
) -> bool:
|
|
|
|
"""$push to an array and $set a field in one update
|
|
|
|
"""$push to an array and $set a field in one update
|
|
|
|
|
|
|
|
|
|
|
|
returns True when a document matched (consistent with the other single-doc
|
|
|
|
returns True when a document matched (matched_count, not modified_count).
|
|
|
|
update helpers).
|
|
|
|
|
|
|
|
"""
|
|
|
|
"""
|
|
|
|
try:
|
|
|
|
try:
|
|
|
|
response = await self._db[collection].update_one(
|
|
|
|
response = await self._db[collection].update_one(
|
|
|
@@ -449,7 +428,7 @@ class MongoDB:
|
|
|
|
)
|
|
|
|
)
|
|
|
|
return response.matched_count > 0
|
|
|
|
return response.matched_count > 0
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.document_push_and_set() on {collection}")
|
|
|
|
log.exception("db.document_push_and_set() on %s", collection)
|
|
|
|
return False
|
|
|
|
return False
|
|
|
|
|
|
|
|
|
|
|
|
async def document_pop_array(
|
|
|
|
async def document_pop_array(
|
|
|
@@ -457,15 +436,14 @@ class MongoDB:
|
|
|
|
) -> bool:
|
|
|
|
) -> bool:
|
|
|
|
"""$pull a value from an array field
|
|
|
|
"""$pull a value from an array field
|
|
|
|
|
|
|
|
|
|
|
|
returns True when a document matched, even if nothing was pulled (the value
|
|
|
|
returns True when a document matched, even if the value was absent and
|
|
|
|
was absent) — use `matched_count` so a no-op pull on an existing doc isn't
|
|
|
|
nothing was pulled - uses `matched_count`, not `modified_count`.
|
|
|
|
misread as a failure.
|
|
|
|
|
|
|
|
"""
|
|
|
|
"""
|
|
|
|
try:
|
|
|
|
try:
|
|
|
|
response = await self._db[collection].update_one(target, {"$pull": {array: value}})
|
|
|
|
response = await self._db[collection].update_one(target, {"$pull": {array: value}})
|
|
|
|
return response.matched_count > 0
|
|
|
|
return response.matched_count > 0
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.document_pop_array() on {collection}")
|
|
|
|
log.exception("db.document_pop_array() on %s", collection)
|
|
|
|
return False
|
|
|
|
return False
|
|
|
|
|
|
|
|
|
|
|
|
async def find_one_and_update(
|
|
|
|
async def find_one_and_update(
|
|
|
@@ -481,7 +459,7 @@ class MongoDB:
|
|
|
|
return_document=ReturnDocument.AFTER if return_after else ReturnDocument.BEFORE,
|
|
|
|
return_document=ReturnDocument.AFTER if return_after else ReturnDocument.BEFORE,
|
|
|
|
)
|
|
|
|
)
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.find_one_and_update() on {collection}")
|
|
|
|
log.exception("db.find_one_and_update() on %s", collection)
|
|
|
|
return None
|
|
|
|
return None
|
|
|
|
|
|
|
|
|
|
|
|
async def find_one_and_replace(
|
|
|
|
async def find_one_and_replace(
|
|
|
@@ -497,7 +475,7 @@ class MongoDB:
|
|
|
|
return_document=ReturnDocument.AFTER if return_after else ReturnDocument.BEFORE,
|
|
|
|
return_document=ReturnDocument.AFTER if return_after else ReturnDocument.BEFORE,
|
|
|
|
)
|
|
|
|
)
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.find_one_and_replace() on {collection}")
|
|
|
|
log.exception("db.find_one_and_replace() on %s", collection)
|
|
|
|
return None
|
|
|
|
return None
|
|
|
|
|
|
|
|
|
|
|
|
async def find_one_and_delete(
|
|
|
|
async def find_one_and_delete(
|
|
|
@@ -507,7 +485,7 @@ class MongoDB:
|
|
|
|
try:
|
|
|
|
try:
|
|
|
|
return await self._db[collection].find_one_and_delete(target, projection=fields)
|
|
|
|
return await self._db[collection].find_one_and_delete(target, projection=fields)
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.find_one_and_delete() on {collection}")
|
|
|
|
log.exception("db.find_one_and_delete() on %s", collection)
|
|
|
|
return None
|
|
|
|
return None
|
|
|
|
|
|
|
|
|
|
|
|
# -------------------------------------------------------------------------
|
|
|
|
# -------------------------------------------------------------------------
|
|
|
@@ -519,7 +497,7 @@ class MongoDB:
|
|
|
|
response = await self._db[collection].delete_one(target)
|
|
|
|
response = await self._db[collection].delete_one(target)
|
|
|
|
return response.deleted_count
|
|
|
|
return response.deleted_count
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.delete_document() on {collection}")
|
|
|
|
log.exception("db.delete_document() on %s", collection)
|
|
|
|
return 0
|
|
|
|
return 0
|
|
|
|
|
|
|
|
|
|
|
|
async def delete(self, collection: str, target: dict) -> int:
|
|
|
|
async def delete(self, collection: str, target: dict) -> int:
|
|
|
@@ -532,17 +510,16 @@ class MongoDB:
|
|
|
|
response = await self._db[collection].delete_many(target)
|
|
|
|
response = await self._db[collection].delete_many(target)
|
|
|
|
return response.deleted_count
|
|
|
|
return response.deleted_count
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.delete_documents() on {collection}")
|
|
|
|
log.exception("db.delete_documents() on %s", collection)
|
|
|
|
return 0
|
|
|
|
return 0
|
|
|
|
|
|
|
|
|
|
|
|
# -------------------------------------------------------------------------
|
|
|
|
# -------------------------------------------------------------------------
|
|
|
|
# bulk / checks
|
|
|
|
# bulk / checks
|
|
|
|
|
|
|
|
|
|
|
|
async def bulk_write(self, collection: str, operations: list, ordered: bool = True) -> dict:
|
|
|
|
async def bulk_write(self, collection: str, operations: list, ordered: bool = True) -> dict:
|
|
|
|
"""
|
|
|
|
"""run a batch of pymongo write ops (InsertOne/UpdateOne/DeleteOne/...)
|
|
|
|
run a batch of pymongo write ops (InsertOne/UpdateOne/DeleteOne/...)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
caller builds the ops from pymongo, e.g.:
|
|
|
|
caller builds the ops, e.g.:
|
|
|
|
from pymongo import UpdateOne
|
|
|
|
from pymongo import UpdateOne
|
|
|
|
ops = [UpdateOne({'_id': i}, {'$set': {...}}, upsert=True) for i in ids]
|
|
|
|
ops = [UpdateOne({'_id': i}, {'$set': {...}}, upsert=True) for i in ids]
|
|
|
|
returns a summary dict of counts, or an empty dict on failure
|
|
|
|
returns a summary dict of counts, or an empty dict on failure
|
|
|
@@ -557,14 +534,13 @@ class MongoDB:
|
|
|
|
"upserted": result.upserted_count,
|
|
|
|
"upserted": result.upserted_count,
|
|
|
|
}
|
|
|
|
}
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.bulk_write() on {collection}")
|
|
|
|
log.exception("db.bulk_write() on %s", collection)
|
|
|
|
return {}
|
|
|
|
return {}
|
|
|
|
|
|
|
|
|
|
|
|
async def document_check_multi(
|
|
|
|
async def document_check_multi(
|
|
|
|
self, collection: str, target: dict, checks: List[str], value: str
|
|
|
|
self, collection: str, target: dict, checks: List[str], value: str
|
|
|
|
) -> bool:
|
|
|
|
) -> bool:
|
|
|
|
"""
|
|
|
|
"""return whether a doc matching target has value in any of the given arrays
|
|
|
|
return whether a doc matching target has value in any of the given arrays
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
target is a normal filter dict (merged into the query), not a bare _id
|
|
|
|
target is a normal filter dict (merged into the query), not a bare _id
|
|
|
|
"""
|
|
|
|
"""
|
|
|
@@ -575,7 +551,7 @@ class MongoDB:
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return await self._db[collection].find_one(query) is not None
|
|
|
|
return await self._db[collection].find_one(query) is not None
|
|
|
|
except Exception:
|
|
|
|
except Exception:
|
|
|
|
log.exception(f"db.document_check_multi() on {collection}")
|
|
|
|
log.exception("db.document_check_multi() on %s", collection)
|
|
|
|
return False
|
|
|
|
return False
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@@ -585,12 +561,9 @@ Mongo = MongoDB
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
# -----------------------------------------------------------------------------
|
|
|
|
# -----------------------------------------------------------------------------
|
|
|
|
# backwards-compat module proxy
|
|
|
|
# backwards-compat module proxy: `import mongo; mongo.init(conn, db)` then
|
|
|
|
# - lets legacy call sites keep using `await mongo.get_documents(...)`
|
|
|
|
# bare `await mongo.func(...)`. needs `import mongo` - `from mongo import func`
|
|
|
|
# without an object, after a one-time `mongo.init(conn, db)`
|
|
|
|
# resolves at import time, before init() runs.
|
|
|
|
# - works with `import mongo; mongo.func(...)` (resolved at call time)
|
|
|
|
|
|
|
|
# - does NOT work with `from mongo import func` (resolved at import,
|
|
|
|
|
|
|
|
# before init runs) — switch those sites to `import mongo`
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
_default: Optional[MongoDB] = None
|
|
|
|
_default: Optional[MongoDB] = None
|
|
|
|
|
|
|
|
|
|
|
|