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import json
import time
import uuid
from typing import Optional
from functools import lru_cache
from open_webui.internal.db import Base, get_db
from open_webui.models.groups import Groups
from open_webui.utils.access_control import has_access
from open_webui.models.users import Users, UserResponse
from pydantic import BaseModel, ConfigDict
from sqlalchemy import BigInteger, Boolean, Column, String, Text, JSON
from sqlalchemy import or_, func, select, and_, text
from sqlalchemy.sql import exists
####################
# Note DB Schema
####################
class Note(Base):
__tablename__ = "note"
id = Column(Text, primary_key=True)
user_id = Column(Text)
title = Column(Text)
data = Column(JSON, nullable=True)
meta = Column(JSON, nullable=True)
access_control = Column(JSON, nullable=True)
created_at = Column(BigInteger)
updated_at = Column(BigInteger)
class NoteModel(BaseModel):
model_config = ConfigDict(from_attributes=True)
id: str
user_id: str
title: str
data: Optional[dict] = None
meta: Optional[dict] = None
access_control: Optional[dict] = None
created_at: int # timestamp in epoch
updated_at: int # timestamp in epoch
####################
# Forms
####################
class NoteForm(BaseModel):
title: str
data: Optional[dict] = None
meta: Optional[dict] = None
access_control: Optional[dict] = None
class NoteUpdateForm(BaseModel):
title: Optional[str] = None
data: Optional[dict] = None
meta: Optional[dict] = None
access_control: Optional[dict] = None
class NoteUserResponse(NoteModel):
user: Optional[UserResponse] = None
class NoteTable:
def insert_new_note(
self,
form_data: NoteForm,
user_id: str,
) -> Optional[NoteModel]:
with get_db() as db:
note = NoteModel(
**{
"id": str(uuid.uuid4()),
"user_id": user_id,
**form_data.model_dump(),
"created_at": int(time.time_ns()),
"updated_at": int(time.time_ns()),
}
)
new_note = Note(**note.model_dump())
db.add(new_note)
db.commit()
return note
def get_notes(
self, skip: Optional[int] = None, limit: Optional[int] = None
) -> list[NoteModel]:
with get_db() as db:
query = db.query(Note).order_by(Note.updated_at.desc())
if skip is not None:
query = query.offset(skip)
if limit is not None:
query = query.limit(limit)
notes = query.all()
return [NoteModel.model_validate(note) for note in notes]
def get_notes_by_user_id(
self,
user_id: str,
skip: Optional[int] = None,
limit: Optional[int] = None,
) -> list[NoteModel]:
with get_db() as db:
query = db.query(Note).filter(Note.user_id == user_id)
query = query.order_by(Note.updated_at.desc())
if skip is not None:
query = query.offset(skip)
if limit is not None:
query = query.limit(limit)
notes = query.all()
return [NoteModel.model_validate(note) for note in notes]
def get_notes_by_permission(
self,
user_id: str,
permission: str = "write",
skip: Optional[int] = None,
limit: Optional[int] = None,
) -> list[NoteModel]:
with get_db() as db:
user_groups = Groups.get_groups_by_member_id(user_id)
user_group_ids = {group.id for group in user_groups}
# Order newest-first. We stream to keep memory usage low.
query = (
db.query(Note)
.order_by(Note.updated_at.desc())
.execution_options(stream_results=True)
.yield_per(256)
)
results: list[NoteModel] = []
n_skipped = 0
for note in query:
# Fast-pass #1: owner
if note.user_id == user_id:
permitted = True
# Fast-pass #2: public/open
elif note.access_control is None:
# Technically this should mean public access for both read and write, but we'll only do read for now
# We might want to change this behavior later
permitted = permission == "read"
else:
permitted = has_access(
user_id, permission, note.access_control, user_group_ids
)
if not permitted:
continue
# Apply skip AFTER permission filtering so it counts only accessible notes
if skip and n_skipped < skip:
n_skipped += 1
continue
results.append(NoteModel.model_validate(note))
if limit is not None and len(results) >= limit:
break
return results
def get_note_by_id(self, id: str) -> Optional[NoteModel]:
with get_db() as db:
note = db.query(Note).filter(Note.id == id).first()
return NoteModel.model_validate(note) if note else None
def update_note_by_id(
self, id: str, form_data: NoteUpdateForm
) -> Optional[NoteModel]:
with get_db() as db:
note = db.query(Note).filter(Note.id == id).first()
if not note:
return None
form_data = form_data.model_dump(exclude_unset=True)
if "title" in form_data:
note.title = form_data["title"]
if "data" in form_data:
note.data = {**note.data, **form_data["data"]}
if "meta" in form_data:
note.meta = {**note.meta, **form_data["meta"]}
if "access_control" in form_data:
note.access_control = form_data["access_control"]
note.updated_at = int(time.time_ns())
db.commit()
return NoteModel.model_validate(note) if note else None
def delete_note_by_id(self, id: str):
with get_db() as db:
db.query(Note).filter(Note.id == id).delete()
db.commit()
return True
Notes = NoteTable()
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