137 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			Python
		
	
	
	
			
		
		
	
	
			137 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			Python
		
	
	
	
| import json
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| import time
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| import uuid
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| from typing import Optional
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| 
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| from open_webui.internal.db import Base, get_db
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| from open_webui.utils.access_control import has_access
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| 
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| from pydantic import BaseModel, ConfigDict
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| from sqlalchemy import BigInteger, Boolean, Column, String, Text, JSON
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| from sqlalchemy import or_, func, select, and_, text
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| from sqlalchemy.sql import exists
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| 
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| ####################
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| # Channel DB Schema
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| ####################
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| 
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| 
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| class Channel(Base):
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|     __tablename__ = "channel"
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| 
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|     id = Column(Text, primary_key=True)
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|     user_id = Column(Text)
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|     type = Column(Text, nullable=True)
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| 
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|     name = Column(Text)
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|     description = Column(Text, nullable=True)
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| 
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|     data = Column(JSON, nullable=True)
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|     meta = Column(JSON, nullable=True)
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|     access_control = Column(JSON, nullable=True)
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| 
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|     created_at = Column(BigInteger)
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|     updated_at = Column(BigInteger)
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| 
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| 
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| class ChannelModel(BaseModel):
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|     model_config = ConfigDict(from_attributes=True)
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| 
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|     id: str
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|     user_id: str
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|     type: Optional[str] = None
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| 
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|     name: str
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|     description: Optional[str] = None
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| 
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|     data: Optional[dict] = None
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|     meta: Optional[dict] = None
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|     access_control: Optional[dict] = None
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| 
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|     created_at: int  # timestamp in epoch
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|     updated_at: int  # timestamp in epoch
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| 
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| 
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| ####################
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| # Forms
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| ####################
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| 
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| 
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| class ChannelForm(BaseModel):
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|     name: str
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|     description: Optional[str] = None
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|     data: Optional[dict] = None
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|     meta: Optional[dict] = None
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|     access_control: Optional[dict] = None
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| 
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| 
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| class ChannelTable:
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|     def insert_new_channel(
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|         self, type: Optional[str], form_data: ChannelForm, user_id: str
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|     ) -> Optional[ChannelModel]:
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|         with get_db() as db:
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|             channel = ChannelModel(
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|                 **{
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|                     **form_data.model_dump(),
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|                     "type": type,
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|                     "name": form_data.name.lower(),
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|                     "id": str(uuid.uuid4()),
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|                     "user_id": user_id,
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|                     "created_at": int(time.time_ns()),
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|                     "updated_at": int(time.time_ns()),
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|                 }
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|             )
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| 
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|             new_channel = Channel(**channel.model_dump())
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| 
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|             db.add(new_channel)
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|             db.commit()
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|             return channel
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| 
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|     def get_channels(self) -> list[ChannelModel]:
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|         with get_db() as db:
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|             channels = db.query(Channel).all()
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|             return [ChannelModel.model_validate(channel) for channel in channels]
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| 
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|     def get_channels_by_user_id(
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|         self, user_id: str, permission: str = "read"
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|     ) -> list[ChannelModel]:
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|         channels = self.get_channels()
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|         return [
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|             channel
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|             for channel in channels
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|             if channel.user_id == user_id
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|             or has_access(user_id, permission, channel.access_control)
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|         ]
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| 
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|     def get_channel_by_id(self, id: str) -> Optional[ChannelModel]:
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|         with get_db() as db:
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|             channel = db.query(Channel).filter(Channel.id == id).first()
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|             return ChannelModel.model_validate(channel) if channel else None
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| 
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|     def update_channel_by_id(
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|         self, id: str, form_data: ChannelForm
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|     ) -> Optional[ChannelModel]:
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|         with get_db() as db:
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|             channel = db.query(Channel).filter(Channel.id == id).first()
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|             if not channel:
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|                 return None
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| 
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|             channel.name = form_data.name
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|             channel.data = form_data.data
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|             channel.meta = form_data.meta
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|             channel.access_control = form_data.access_control
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|             channel.updated_at = int(time.time_ns())
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| 
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|             db.commit()
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|             return ChannelModel.model_validate(channel) if channel else None
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| 
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|     def delete_channel_by_id(self, id: str):
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|         with get_db() as db:
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|             db.query(Channel).filter(Channel.id == id).delete()
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|             db.commit()
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|             return True
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| 
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| 
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| Channels = ChannelTable()
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