907 lines
No EOL
36 KiB
Python
907 lines
No EOL
36 KiB
Python
"""
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Interface to Management database and AI Connectors.
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Uses the JSON connector for data access with added language support.
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"""
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import os
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import logging
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import uuid
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from datetime import datetime, UTC
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from typing import Dict, Any, List, Optional, Union
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import hashlib
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from modules.interfaces.serviceManagementAccess import ManagementAccess
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from modules.interfaces.serviceManagementModel import (
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FilePreview, Prompt, FileItem, FileData
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)
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from modules.interfaces.serviceAppModel import User, Mandate, UserPrivilege
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# DYNAMIC PART: Connectors to the Interface
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from modules.connectors.connectorDbJson import DatabaseConnector
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from modules.connectors.connectorAiOpenai import ChatService
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# Basic Configurations
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from modules.shared.configuration import APP_CONFIG
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logger = logging.getLogger(__name__)
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# Singleton factory for Management instances with AI service per context
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_instancesManagement = {}
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# Custom exceptions for file handling
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class FileError(Exception):
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"""Base class for file handling exceptions."""
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pass
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class FileNotFoundError(FileError):
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"""Exception raised when a file is not found."""
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pass
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class FileStorageError(FileError):
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"""Exception raised when there's an error storing a file."""
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pass
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class FilePermissionError(FileError):
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"""Exception raised when there's a permission issue with a file."""
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pass
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class FileDeletionError(FileError):
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"""Exception raised when there's an error deleting a file."""
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pass
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class ServiceManagement:
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"""
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Interface to Management database and AI Connectors.
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Uses the JSON connector for data access with added language support.
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"""
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def __init__(self):
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"""Initializes the Management Interface."""
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# Initialize variables first
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self.currentUser: Optional[User] = None
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self.userId: Optional[str] = None
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self.access: Optional[ManagementAccess] = None # Will be set when user context is provided
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self.aiService: Optional[ChatService] = None # Will be set when user context is provided
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# Initialize database
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self._initializeDatabase()
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# Initialize standard records if needed
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self._initRecords()
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def setUserContext(self, currentUser: User):
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"""Sets the user context for the interface."""
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if not currentUser:
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logger.info("Initializing interface without user context")
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return
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self.currentUser = currentUser # Store User object directly
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self.userId = currentUser.id
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if not self.userId:
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raise ValueError("Invalid user context: id is required")
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# Add language settings
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self.userLanguage = currentUser.language # Default user language
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# Initialize access control with user context
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self.access = ManagementAccess(self.currentUser, self.db)
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# Initialize AI service
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self.aiService = ChatService()
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# Update database context
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self.db.updateContext(self.userId)
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logger.debug(f"User context set: userId={self.userId}")
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def _initializeDatabase(self):
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"""Initializes the database connection."""
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try:
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# Get configuration values with defaults
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dbHost = APP_CONFIG.get("DB_MANAGEMENT_HOST", "_no_config_default_data")
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dbDatabase = APP_CONFIG.get("DB_MANAGEMENT_DATABASE", "management")
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dbUser = APP_CONFIG.get("DB_MANAGEMENT_USER")
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dbPassword = APP_CONFIG.get("DB_MANAGEMENT_PASSWORD_SECRET")
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# Ensure the database directory exists
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os.makedirs(dbHost, exist_ok=True)
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self.db = DatabaseConnector(
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dbHost=dbHost,
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dbDatabase=dbDatabase,
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dbUser=dbUser,
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dbPassword=dbPassword
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)
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logger.info("Database initialized successfully")
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except Exception as e:
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logger.error(f"Failed to initialize database: {str(e)}")
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raise
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def _initRecords(self):
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"""Initializes standard records in the database if they don't exist."""
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try:
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# Initialize standard prompts
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self._initializeStandardPrompts()
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# Add other record initializations here
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logger.info("Standard records initialized successfully")
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except Exception as e:
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logger.error(f"Failed to initialize standard records: {str(e)}")
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# Don't raise the error, just log it
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# This allows the interface to be created even if initialization fails
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def _initializeStandardPrompts(self):
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"""Initializes standard prompts if they don't exist yet."""
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try:
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# Check if any prompts exist
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existingPrompts = self.db.getRecordset("prompts")
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if existingPrompts:
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logger.info("Prompts already exist, skipping initialization")
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return
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# Get the root interface to access the initial mandate ID
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from modules.interfaces.serviceAppClass import getRootInterface
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rootInterface = getRootInterface()
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# Get initial mandate ID through the root interface
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mandateId = rootInterface.getInitialId("mandates")
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if not mandateId:
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logger.error("No initial mandate ID found")
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return
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# Get root user for initialization
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rootUser = rootInterface.getUserByUsername("admin")
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if not rootUser:
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logger.error("Root user not found for initialization")
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return
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# Store current user context if it exists
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currentUser = self.currentUser
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# Set user context to root user for initialization
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self.setUserContext(rootUser)
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# Define standard prompts
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standardPrompts = [
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Prompt(
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name="Market Research",
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content="Research the current market trends and developments in [TOPIC]. Collect information about leading companies, innovative products or services, and current challenges. Present the results in a structured overview with relevant data and sources.",
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mandateId=mandateId
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),
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Prompt(
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name="Data Analysis",
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content="Analyze the attached dataset on [TOPIC] and identify the most important trends, patterns, and anomalies. Perform statistical calculations to support your findings. Present the results in a clearly structured analysis and draw relevant conclusions.",
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mandateId=mandateId
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),
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Prompt(
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name="Meeting Protocol",
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content="Create a detailed protocol of our meeting on [TOPIC]. Capture all discussed points, decisions made, and agreed measures. Structure the protocol clearly with agenda items, participant list, and clear responsibilities for follow-up actions.",
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mandateId=mandateId
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),
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Prompt(
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name="UI/UX Design",
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content="Develop a UI/UX design concept for [APPLICATION/WEBSITE]. Consider the target audience, main functions, and brand identity. Describe the visual design, navigation, interaction patterns, and information architecture. Explain how the design optimizes user-friendliness and user experience.",
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mandateId=mandateId
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),
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Prompt(
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name="Primzahlen",
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content="Gib mir die ersten 1000 Primzahlen.",
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mandateId=mandateId
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),
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Prompt(
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name="E-Mail",
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content="Bereite mir eine formelle E-Mail an peter.muster@domain.com vor, um meinen Termin von 10 Uhr auf Freitag zu scheiben.",
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mandateId=mandateId
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)
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]
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# Create prompts
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for prompt in standardPrompts:
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self.db.recordCreate("prompts", prompt.to_dict())
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logger.info(f"Created standard prompt: {prompt.name}")
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# Restore original user context if it existed
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if currentUser:
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self.setUserContext(currentUser)
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else:
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self.currentUser = None
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self.userId = None
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self.access = None
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self.db.updateContext("") # Reset database context
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except Exception as e:
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logger.error(f"Error initializing standard prompts: {str(e)}")
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# Ensure we restore user context even if there's an error
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if 'currentUser' in locals() and currentUser:
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self.setUserContext(currentUser)
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else:
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self.currentUser = None
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self.userId = None
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self.access = None
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self.db.updateContext("") # Reset database context
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def _uam(self, table: str, recordset: List[Dict[str, Any]]) -> List[Dict[str, Any]]:
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"""Delegate to access control module."""
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# First apply access control
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filteredRecords = self.access.uam(table, recordset)
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# Then filter out database-specific fields
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cleanedRecords = []
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for record in filteredRecords:
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# Create a new dict with only non-database fields
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cleanedRecord = {k: v for k, v in record.items() if not k.startswith('_')}
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cleanedRecords.append(cleanedRecord)
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return cleanedRecords
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def _canModify(self, table: str, recordId: Optional[str] = None) -> bool:
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"""Delegate to access control module."""
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return self.access.canModify(table, recordId)
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# Utilities
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def getInitialId(self, table: str) -> Optional[str]:
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"""Returns the initial ID for a table."""
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return self.db.getInitialId(table)
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def _getCurrentTimestamp(self) -> str:
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"""Returns the current timestamp in ISO format"""
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return datetime.now().isoformat()
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# Prompt methods
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def getAllPrompts(self) -> List[Prompt]:
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"""Returns prompts based on user access level."""
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try:
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allPrompts = self.db.getRecordset("prompts")
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filteredPrompts = self._uam("prompts", allPrompts)
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# Convert to Prompt objects
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return [Prompt.from_dict(prompt) for prompt in filteredPrompts]
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except Exception as e:
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logger.error(f"Error getting prompts: {str(e)}")
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return []
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def getPrompt(self, promptId: str) -> Optional[Prompt]:
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"""Returns a prompt by ID if user has access."""
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prompts = self.db.getRecordset("prompts", recordFilter={"id": promptId})
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if not prompts:
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return None
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filteredPrompts = self._uam("prompts", prompts)
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return Prompt.from_dict(filteredPrompts[0]) if filteredPrompts else None
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def createPrompt(self, promptData: Dict[str, Any]) -> Dict[str, Any]:
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"""Creates a new prompt if user has permission."""
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if not self._canModify("prompts"):
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raise PermissionError("No permission to create prompts")
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# Create prompt record
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createdRecord = self.db.recordCreate("prompts", promptData)
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if not createdRecord or not createdRecord.get("id"):
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raise ValueError("Failed to create prompt record")
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return createdRecord
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def updatePrompt(self, promptId: str, updateData: Dict[str, Any]) -> Dict[str, Any]:
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"""Updates a prompt if user has access."""
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try:
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# Get prompt
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prompt = self.getPrompt(promptId)
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if not prompt:
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raise ValueError(f"Prompt {promptId} not found")
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# Update prompt record directly with the update data
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self.db.recordModify("prompts", promptId, updateData)
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# Get updated prompt
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updatedPrompt = self.getPrompt(promptId)
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if not updatedPrompt:
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raise ValueError("Failed to retrieve updated prompt")
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return updatedPrompt.to_dict()
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except Exception as e:
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logger.error(f"Error updating prompt: {str(e)}")
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raise ValueError(f"Failed to update prompt: {str(e)}")
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def deletePrompt(self, promptId: str) -> bool:
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"""Deletes a prompt if user has access."""
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# Check if the prompt exists and user has access
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prompt = self.getPrompt(promptId)
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if not prompt:
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return False
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if not self._canModify("prompts", promptId):
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raise PermissionError(f"No permission to delete prompt {promptId}")
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return self.db.recordDelete("prompts", promptId)
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# File Utilities
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def calculateFileHash(self, fileContent: bytes) -> str:
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"""Calculates a SHA-256 hash for the file content"""
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return hashlib.sha256(fileContent).hexdigest()
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def checkForDuplicateFile(self, fileHash: str) -> Optional[FileItem]:
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"""Checks if a file with the same hash already exists for the current user and mandate."""
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files = self.db.getRecordset("files", recordFilter={
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"fileHash": fileHash,
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"mandateId": self.currentUser.mandateId,
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"_createdBy": self.currentUser.id
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})
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if files:
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return FileItem(
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id=files[0]["id"],
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mandateId=files[0]["mandateId"],
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filename=files[0]["filename"],
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mimeType=files[0]["mimeType"],
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workflowId=files[0]["workflowId"],
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fileHash=files[0]["fileHash"],
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fileSize=files[0]["fileSize"]
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)
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return None
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def getMimeType(self, filename: str) -> str:
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"""Determines the MIME type based on the file extension."""
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import os
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ext = os.path.splitext(filename)[1].lower()[1:]
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extensionToMime = {
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"pdf": "application/pdf",
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"docx": "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
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"doc": "application/msword",
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"xlsx": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
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"xls": "application/vnd.ms-excel",
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"pptx": "application/vnd.openxmlformats-officedocument.presentationml.presentation",
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"ppt": "application/vnd.ms-powerpoint",
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"csv": "text/csv",
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"txt": "text/plain",
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"json": "application/json",
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"xml": "application/xml",
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"html": "text/html",
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"htm": "text/html",
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"jpg": "image/jpeg",
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"jpeg": "image/jpeg",
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"png": "image/png",
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"gif": "image/gif",
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"webp": "image/webp",
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"svg": "image/svg+xml",
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"py": "text/x-python",
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"js": "application/javascript",
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"css": "text/css"
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}
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return extensionToMime.get(ext.lower(), "application/octet-stream")
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def isTextMimeType(self, mimeType: str) -> bool:
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"""Determines if a MIME type represents a text-based format."""
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textMimeTypes = {
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'text/plain',
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'text/html',
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'text/css',
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'text/javascript',
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'text/x-python',
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'text/csv',
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'text/xml',
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'application/json',
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'application/xml',
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'application/javascript',
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'application/x-python',
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'application/x-httpd-php',
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'application/x-sh',
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'application/x-shellscript',
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'application/x-yaml',
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'application/x-toml',
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'application/x-markdown',
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'application/x-latex',
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'application/x-tex',
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'application/x-rst',
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'application/x-asciidoc',
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'application/x-markdown',
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'application/x-httpd-php',
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'application/x-httpd-php-source',
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'application/x-httpd-php3',
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'application/x-httpd-php4',
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'application/x-httpd-php5',
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'application/x-httpd-php7',
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'application/x-httpd-php8',
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'application/x-httpd-php-source',
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'application/x-httpd-php3-source',
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'application/x-httpd-php4-source',
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'application/x-httpd-php5-source',
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'application/x-httpd-php7-source',
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'application/x-httpd-php8-source'
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}
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return mimeType.lower() in textMimeTypes
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# File methods - metadata-based operations
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def getAllFiles(self) -> List[FileItem]:
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"""Returns files based on user access level."""
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allFiles = self.db.getRecordset("files")
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filteredFiles = self._uam("files", allFiles)
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# Convert database records to FileItem instances
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fileItems = []
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for file in filteredFiles:
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try:
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# Get creation date from record or use current time
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creationDate = file.get("creationDate")
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if not creationDate:
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creationDate = datetime.now().isoformat()
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fileItem = FileItem(
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id=file.get("id"),
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mandateId=file.get("mandateId"),
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filename=file.get("filename"),
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mimeType=file.get("mimeType"),
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workflowId=file.get("workflowId"),
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fileHash=file.get("fileHash"),
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fileSize=file.get("fileSize"),
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creationDate=creationDate
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)
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fileItems.append(fileItem)
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except Exception as e:
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logger.warning(f"Skipping invalid file record: {str(e)}")
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continue
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return fileItems
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def getFile(self, fileId: str) -> Optional[FileItem]:
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"""Returns a file by ID if user has access."""
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files = self.db.getRecordset("files", recordFilter={"id": fileId})
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if not files:
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return None
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filteredFiles = self._uam("files", files)
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if not filteredFiles:
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return None
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file = filteredFiles[0]
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try:
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# Get creation date from record or use current time
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creationDate = file.get("creationDate")
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if not creationDate:
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creationDate = datetime.now().isoformat()
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return FileItem(
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id=file.get("id"),
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mandateId=file.get("mandateId"),
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filename=file.get("filename"),
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mimeType=file.get("mimeType"),
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workflowId=file.get("workflowId"),
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fileHash=file.get("fileHash"),
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fileSize=file.get("fileSize"),
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creationDate=creationDate
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)
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except Exception as e:
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logger.error(f"Error converting file record: {str(e)}")
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return None
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def _isFilenameUnique(self, filename: str, excludeFileId: Optional[str] = None) -> bool:
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"""Checks if a filename is unique for the current user."""
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# Get all files for current user
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files = self.db.getRecordset("files", recordFilter={
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"_createdBy": self.currentUser.id
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})
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# Check if filename exists (excluding the current file if updating)
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for file in files:
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if file["filename"] == filename and (excludeFileId is None or file["id"] != excludeFileId):
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return False
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return True
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def _generateUniqueFilename(self, filename: str, excludeFileId: Optional[str] = None) -> str:
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"""Generates a unique filename by adding a number if necessary."""
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if self._isFilenameUnique(filename, excludeFileId):
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return filename
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# Split filename into name and extension
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name, ext = os.path.splitext(filename)
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counter = 1
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# Try filenames with increasing numbers until we find a unique one
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while True:
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newFilename = f"{name}_{counter}{ext}"
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if self._isFilenameUnique(newFilename, excludeFileId):
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return newFilename
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counter += 1
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def createFile(self, name: str, mimeType: str, size: int = None, fileHash: str = None) -> FileItem:
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"""Creates a new file entry if user has permission."""
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if not self._canModify("files"):
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raise PermissionError("No permission to create files")
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# Ensure filename is unique
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uniqueName = self._generateUniqueFilename(name)
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# Create FileItem instance
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fileItem = FileItem(
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mandateId=self.currentUser.mandateId,
|
|
filename=uniqueName,
|
|
mimeType=mimeType,
|
|
fileSize=size,
|
|
fileHash=fileHash
|
|
)
|
|
|
|
# Store in database
|
|
self.db.recordCreate("files", fileItem.to_dict())
|
|
return fileItem
|
|
|
|
def updateFile(self, fileId: str, updateData: Dict[str, Any]) -> Dict[str, Any]:
|
|
"""Updates file metadata if user has access."""
|
|
# Check if the file exists and user has access
|
|
file = self.getFile(fileId)
|
|
if not file:
|
|
raise FileNotFoundError(f"File with ID {fileId} not found")
|
|
|
|
if not self._canModify("files", fileId):
|
|
raise PermissionError(f"No permission to update file {fileId}")
|
|
|
|
# If filename is being updated, ensure it's unique
|
|
if "filename" in updateData:
|
|
updateData["filename"] = self._generateUniqueFilename(updateData["filename"], fileId)
|
|
|
|
# Update file
|
|
return self.db.recordModify("files", fileId, updateData)
|
|
|
|
def deleteFile(self, fileId: str) -> bool:
|
|
"""Deletes a file if user has access."""
|
|
try:
|
|
# Check if the file exists and user has access
|
|
file = self.getFile(fileId)
|
|
|
|
if not file:
|
|
raise FileNotFoundError(f"File with ID {fileId} not found")
|
|
|
|
if not self._canModify("files", fileId):
|
|
raise PermissionError(f"No permission to delete file {fileId}")
|
|
|
|
# Check for other references to this file (by hash)
|
|
fileHash = file.fileHash
|
|
if fileHash:
|
|
otherReferences = [f for f in self.db.getRecordset("files", recordFilter={"fileHash": fileHash})
|
|
if f["id"] != fileId]
|
|
|
|
# Only delete associated fileData if no other references exist
|
|
if not otherReferences:
|
|
try:
|
|
fileDataEntries = self.db.getRecordset("fileData", recordFilter={"id": fileId})
|
|
if fileDataEntries:
|
|
self.db.recordDelete("fileData", fileId)
|
|
logger.debug(f"FileData for file {fileId} deleted")
|
|
except Exception as e:
|
|
logger.warning(f"Error deleting FileData for file {fileId}: {str(e)}")
|
|
|
|
# Delete the FileItem entry
|
|
return self.db.recordDelete("files", fileId)
|
|
|
|
except FileNotFoundError as e:
|
|
raise
|
|
except FilePermissionError as e:
|
|
raise
|
|
except Exception as e:
|
|
logger.error(f"Error deleting file {fileId}: {str(e)}")
|
|
raise FileDeletionError(f"Error deleting file: {str(e)}")
|
|
|
|
# FileData methods - data operations
|
|
|
|
def createFileData(self, fileId: str, data: bytes) -> bool:
|
|
"""Stores the binary data of a file in the database."""
|
|
try:
|
|
import base64
|
|
|
|
# Check file access
|
|
file = self.getFile(fileId)
|
|
if not file:
|
|
logger.error(f"File with ID {fileId} not found when storing data")
|
|
return False
|
|
|
|
# Determine if this is a text-based format
|
|
mimeType = file.mimeType
|
|
isTextFormat = self.isTextMimeType(mimeType)
|
|
|
|
base64Encoded = False
|
|
fileData = None
|
|
|
|
if isTextFormat:
|
|
# Try to decode as text
|
|
try:
|
|
textContent = data.decode('utf-8')
|
|
fileData = textContent
|
|
base64Encoded = False
|
|
logger.debug(f"Stored file {fileId} as text")
|
|
except UnicodeDecodeError:
|
|
# Fallback to base64 if text decoding fails
|
|
encodedData = base64.b64encode(data).decode('utf-8')
|
|
fileData = encodedData
|
|
base64Encoded = True
|
|
logger.warning(f"Failed to decode text file {fileId}, falling back to base64")
|
|
else:
|
|
# Binary format - always use base64
|
|
encodedData = base64.b64encode(data).decode('utf-8')
|
|
fileData = encodedData
|
|
base64Encoded = True
|
|
logger.debug(f"Stored file {fileId} as base64")
|
|
|
|
# Create the fileData record with data and encoding flag
|
|
fileDataObj = {
|
|
"id": fileId,
|
|
"data": fileData,
|
|
"base64Encoded": base64Encoded
|
|
}
|
|
|
|
self.db.recordCreate("fileData", fileDataObj)
|
|
logger.debug(f"Successfully stored data for file {fileId} (base64Encoded: {base64Encoded})")
|
|
return True
|
|
except Exception as e:
|
|
logger.error(f"Error storing data for file {fileId}: {str(e)}")
|
|
return False
|
|
|
|
def getFileData(self, fileId: str) -> Optional[bytes]:
|
|
"""Returns the binary data of a file if user has access."""
|
|
# Check file access
|
|
file = self.getFile(fileId)
|
|
if not file:
|
|
logger.warning(f"No access to file ID {fileId}")
|
|
return None
|
|
|
|
import base64
|
|
|
|
fileDataEntries = self.db.getRecordset("fileData", recordFilter={"id": fileId})
|
|
if not fileDataEntries:
|
|
logger.warning(f"No data found for file ID {fileId}")
|
|
return None
|
|
|
|
fileDataEntry = fileDataEntries[0]
|
|
if "data" not in fileDataEntry:
|
|
logger.warning(f"No data field in file data for ID {fileId}")
|
|
return None
|
|
|
|
data = fileDataEntry["data"]
|
|
base64Encoded = fileDataEntry.get("base64Encoded", False)
|
|
|
|
try:
|
|
if base64Encoded:
|
|
# Decode base64 to bytes
|
|
return base64.b64decode(data)
|
|
else:
|
|
# Convert text to bytes
|
|
return data.encode('utf-8')
|
|
except Exception as e:
|
|
logger.error(f"Error processing file data for {fileId}: {str(e)}")
|
|
return None
|
|
|
|
def getFileContent(self, fileId: str) -> Optional[FilePreview]:
|
|
"""Returns the full file content if user has access."""
|
|
try:
|
|
# Get file metadata
|
|
file = self.getFile(fileId)
|
|
if not file:
|
|
logger.warning(f"No access to file ID {fileId}")
|
|
return None
|
|
|
|
# Get file content
|
|
fileContent = self.getFileData(fileId)
|
|
if not fileContent:
|
|
logger.warning(f"No content found for file ID {fileId}")
|
|
return None
|
|
|
|
# Process content based on file type
|
|
contentType = "binary"
|
|
content = ""
|
|
|
|
if file.get("mimeType", "").startswith("text/"):
|
|
# For text files, return full content
|
|
try:
|
|
content = fileContent.decode('utf-8')
|
|
contentType = "text"
|
|
except UnicodeDecodeError:
|
|
content = fileContent.decode('latin-1')
|
|
contentType = "text"
|
|
elif file.get("mimeType", "").startswith("image/"):
|
|
# For images, return base64
|
|
contentType = "base64"
|
|
content = f"data:{file['mimeType']};base64,{fileContent.hex()}"
|
|
else:
|
|
# For other files, return as base64
|
|
contentType = "base64"
|
|
content = f"data:{file['mimeType']};base64,{fileContent.hex()}"
|
|
|
|
return FilePreview(
|
|
id=fileId,
|
|
name=file.get("name", "Unknown"),
|
|
mimeType=file.get("mimeType", "application/octet-stream"),
|
|
size=file.get("size", 0),
|
|
content=content,
|
|
contentType=contentType,
|
|
metadata=file.get("metadata", {})
|
|
)
|
|
|
|
except Exception as e:
|
|
logger.error(f"Error getting file content: {str(e)}")
|
|
return None
|
|
|
|
def updateFileData(self, fileId: str, data: Union[bytes, str]) -> bool:
|
|
"""Updates file data if user has access."""
|
|
# Check file access
|
|
file = self.getFile(fileId)
|
|
if not file:
|
|
logger.error(f"File with ID {fileId} not found when updating data")
|
|
return False
|
|
|
|
if not self._canModify("files", fileId):
|
|
logger.error(f"No permission to update file data for {fileId}")
|
|
return False
|
|
|
|
try:
|
|
import base64
|
|
|
|
# Determine if this is a text-based format
|
|
mimeType = file.mimeType
|
|
isTextFormat = self.isTextMimeType(mimeType)
|
|
|
|
base64Encoded = False
|
|
fileData = None
|
|
|
|
# Convert input data to the right format
|
|
if isinstance(data, bytes):
|
|
if isTextFormat:
|
|
try:
|
|
# Try to convert bytes to text
|
|
fileData = data.decode('utf-8')
|
|
base64Encoded = False
|
|
except UnicodeDecodeError:
|
|
# Fallback to base64 if text decoding fails
|
|
fileData = base64.b64encode(data).decode('utf-8')
|
|
base64Encoded = True
|
|
else:
|
|
# Binary format - use base64
|
|
fileData = base64.b64encode(data).decode('utf-8')
|
|
base64Encoded = True
|
|
elif isinstance(data, str):
|
|
if isTextFormat:
|
|
# Text format - store as text
|
|
fileData = data
|
|
base64Encoded = False
|
|
else:
|
|
# Check if it's already base64 encoded
|
|
try:
|
|
# Try to decode as base64 to validate
|
|
base64.b64decode(data)
|
|
fileData = data
|
|
base64Encoded = True
|
|
except:
|
|
# Not valid base64, encode the string
|
|
fileData = base64.b64encode(data.encode('utf-8')).decode('utf-8')
|
|
base64Encoded = True
|
|
else:
|
|
# Convert to string first
|
|
stringData = str(data)
|
|
if isTextFormat:
|
|
fileData = stringData
|
|
base64Encoded = False
|
|
else:
|
|
fileData = base64.b64encode(stringData.encode('utf-8')).decode('utf-8')
|
|
base64Encoded = True
|
|
|
|
# Check if a record already exists
|
|
fileDataEntries = self.db.getRecordset("fileData", recordFilter={"id": fileId})
|
|
|
|
dataUpdate = {
|
|
"data": fileData,
|
|
"base64Encoded": base64Encoded
|
|
}
|
|
|
|
if fileDataEntries:
|
|
# Update the existing record
|
|
self.db.recordModify("fileData", fileId, dataUpdate)
|
|
logger.debug(f"Updated file data for file ID {fileId} (base64Encoded: {base64Encoded})")
|
|
else:
|
|
# Create a new record
|
|
dataUpdate["id"] = fileId
|
|
self.db.recordCreate("fileData", dataUpdate)
|
|
logger.debug(f"Created new file data for file ID {fileId} (base64Encoded: {base64Encoded})")
|
|
|
|
return True
|
|
except Exception as e:
|
|
logger.error(f"Error updating data for file {fileId}: {str(e)}")
|
|
return False
|
|
|
|
def saveUploadedFile(self, fileContent: bytes, fileName: str) -> FileItem:
|
|
"""Saves an uploaded file if user has permission."""
|
|
try:
|
|
# Check file creation permission
|
|
if not self._canModify("files"):
|
|
raise PermissionError("No permission to upload files")
|
|
|
|
logger.debug(f"Starting upload process for file: {fileName}")
|
|
|
|
if not isinstance(fileContent, bytes):
|
|
logger.error(f"Invalid fileContent type: {type(fileContent)}")
|
|
raise ValueError(f"fileContent must be bytes, got {type(fileContent)}")
|
|
|
|
# Calculate file hash for deduplication
|
|
fileHash = self.calculateFileHash(fileContent)
|
|
logger.debug(f"Calculated file hash: {fileHash}")
|
|
|
|
# Check for duplicate within same user/mandate
|
|
existingFile = self.checkForDuplicateFile(fileHash)
|
|
if existingFile:
|
|
logger.debug(f"Duplicate found for {fileName}: {existingFile.id}")
|
|
return existingFile
|
|
|
|
# Determine MIME type and size
|
|
mimeType = self.getMimeType(fileName)
|
|
fileSize = len(fileContent)
|
|
|
|
# Save metadata
|
|
logger.debug(f"Saving file metadata to database for file: {fileName}")
|
|
fileItem = self.createFile(
|
|
name=fileName,
|
|
mimeType=mimeType,
|
|
size=fileSize,
|
|
fileHash=fileHash
|
|
)
|
|
|
|
# Save binary data
|
|
logger.debug(f"Saving file content to database for file: {fileName}")
|
|
self.createFileData(fileItem.id, fileContent)
|
|
|
|
logger.debug(f"File upload process completed for: {fileName}")
|
|
return fileItem
|
|
|
|
except Exception as e:
|
|
logger.error(f"Error in saveUploadedFile for {fileName}: {str(e)}", exc_info=True)
|
|
raise FileStorageError(f"Error saving file: {str(e)}")
|
|
|
|
def downloadFile(self, fileId: str) -> Optional[Dict[str, Any]]:
|
|
"""Returns a file for download if user has access."""
|
|
try:
|
|
# Check file access
|
|
file = self.getFile(fileId)
|
|
|
|
if not file:
|
|
raise FileNotFoundError(f"File with ID {fileId} not found")
|
|
|
|
# Get binary data
|
|
fileContent = self.getFileData(fileId)
|
|
|
|
if fileContent is None:
|
|
raise FileNotFoundError(f"Binary data for file with ID {fileId} not found")
|
|
|
|
return {
|
|
"id": fileId,
|
|
"name": file.filename,
|
|
"contentType": file.mimeType,
|
|
"size": file.fileSize,
|
|
"content": fileContent
|
|
}
|
|
except FileNotFoundError as e:
|
|
raise
|
|
except Exception as e:
|
|
logger.error(f"Error downloading file {fileId}: {str(e)}")
|
|
raise FileError(f"Error downloading file: {str(e)}")
|
|
|
|
|
|
def getInterface(currentUser: Optional[User] = None) -> 'ServiceManagement':
|
|
"""
|
|
Returns a ServiceManagement instance.
|
|
If currentUser is provided, initializes with user context.
|
|
Otherwise, returns an instance with only database access.
|
|
"""
|
|
# Create new instance if not exists
|
|
if "default" not in _instancesManagement:
|
|
_instancesManagement["default"] = ServiceManagement()
|
|
|
|
interface = _instancesManagement["default"]
|
|
|
|
if currentUser:
|
|
interface.setUserContext(currentUser)
|
|
else:
|
|
logger.info("Returning interface without user context")
|
|
|
|
return interface |