Files
meshcore-bot/modules/commands/base_command.py

406 lines
17 KiB
Python

#!/usr/bin/env python3
"""
Base command class for all MeshCore Bot commands
Provides common functionality and interface for command implementations
"""
from abc import ABC, abstractmethod
from typing import Optional, List, Dict, Any, Tuple
from datetime import datetime
import pytz
from ..models import MeshMessage
class BaseCommand(ABC):
"""Base class for all bot commands - Plugin Interface"""
# Plugin metadata - to be overridden by subclasses
name: str = ""
keywords: List[str] = [] # All trigger words for this command (including name and aliases)
description: str = ""
requires_dm: bool = False
cooldown_seconds: int = 0
category: str = "general"
def __init__(self, bot):
self.bot = bot
self.logger = bot.logger
self._last_execution_time = 0
# Load translated keywords after initialization
self._load_translated_keywords()
def translate(self, key: str, **kwargs) -> str:
"""
Translate a key using the bot's translator
Args:
key: Dot-separated key path (e.g., 'commands.wx.usage')
**kwargs: Formatting parameters for string.format()
Returns:
Translated string, or key if translation not found
"""
if hasattr(self.bot, 'translator'):
return self.bot.translator.translate(key, **kwargs)
# Fallback if translator not available
return key
def translate_get_value(self, key: str) -> Any:
"""
Get a raw value from translations (can be string, list, dict, etc.)
Args:
key: Dot-separated key path (e.g., 'commands.hacker.sudo_errors')
Returns:
The value at the key path, or None if not found
"""
if hasattr(self.bot, 'translator'):
return self.bot.translator.get_value(key)
return None
def get_config_value(self, section: str, key: str, fallback=None, value_type: str = 'str'):
"""
Get config value with backward compatibility for section name changes.
For command configs, checks both old format (e.g., 'Hacker') and new format (e.g., 'Hacker_Command').
This allows smooth migration from old config format to new standardized format.
Args:
section: Config section name (new format preferred)
key: Config key name
fallback: Default value if not found
value_type: Type of value ('str', 'bool', 'int', 'float')
Returns:
Config value of appropriate type, or fallback if not found
"""
# Map of old section names to new standardized names
section_migration = {
'Hacker': 'Hacker_Command',
'Sports': 'Sports_Command',
'Stats': 'Stats_Command',
}
# Determine old and new section names
new_section = section
old_section = None
for old, new in section_migration.items():
if new == section:
old_section = old
break
# Try new section first, then old section for backward compatibility
sections_to_try = [new_section]
if old_section:
sections_to_try.append(old_section)
for sec in sections_to_try:
if self.bot.config.has_section(sec):
try:
if value_type == 'bool':
value = self.bot.config.getboolean(sec, key, fallback=fallback)
elif value_type == 'int':
value = self.bot.config.getint(sec, key, fallback=fallback)
elif value_type == 'float':
value = self.bot.config.getfloat(sec, key, fallback=fallback)
else:
value = self.bot.config.get(sec, key, fallback=fallback)
# If we got a value (not fallback), return it
if value != fallback or self.bot.config.has_option(sec, key):
# Log migration notice on first use of old section
if sec == old_section:
self.logger.info(f"Config migration: Using old section '[{old_section}]' for '{key}'. "
f"Please update to '[{new_section}]' in config.ini")
return value
except Exception as e:
self.logger.debug(f"Error reading config {sec}.{key}: {e}")
continue
return fallback
@abstractmethod
async def execute(self, message: MeshMessage) -> bool:
"""Execute the command with the given message"""
pass
def get_help_text(self) -> str:
"""Get help text for this command"""
return self.description or "No help available for this command."
def can_execute(self, message: MeshMessage) -> bool:
"""Check if this command can be executed with the given message"""
# Check if command requires DM and message is not DM
if self.requires_dm and not message.is_dm:
return False
# Check cooldown
if self.cooldown_seconds > 0:
import time
current_time = time.time()
if (current_time - self._last_execution_time) < self.cooldown_seconds:
return False
# Check admin ACL if this command requires admin access
if self.requires_admin_access():
if not self._check_admin_access(message):
return False
return True
def get_metadata(self) -> Dict[str, Any]:
"""Get plugin metadata for discovery and registration"""
return {
'name': self.name,
'keywords': self.keywords,
'description': self.description,
'requires_dm': self.requires_dm,
'cooldown_seconds': self.cooldown_seconds,
'category': self.category,
'class_name': self.__class__.__name__,
'module_name': self.__class__.__module__
}
async def send_response(self, message: MeshMessage, content: str) -> bool:
"""Unified method for sending responses to users"""
try:
# Use the command manager's send_response method to ensure response capture
return await self.bot.command_manager.send_response(message, content)
except Exception as e:
self.logger.error(f"Failed to send response: {e}")
return False
def _record_execution(self):
"""Record the execution time for cooldown tracking"""
import time
self._last_execution_time = time.time()
def get_remaining_cooldown(self) -> int:
"""Get remaining cooldown time in seconds"""
if self.cooldown_seconds <= 0:
return 0
import time
current_time = time.time()
elapsed = current_time - self._last_execution_time
remaining = self.cooldown_seconds - elapsed
return max(0, int(remaining))
def _load_translated_keywords(self):
"""Load translated keywords from translation files"""
if not hasattr(self.bot, 'translator'):
self.logger.debug(f"Translator not available for {self.name}, skipping keyword loading")
return
try:
# Get translated keywords for this command
key = f"keywords.{self.name}"
translated_keywords = self.bot.translator.get_value(key)
if translated_keywords and isinstance(translated_keywords, list):
# Merge translated keywords with original keywords (avoid duplicates)
original_count = len(self.keywords)
all_keywords = list(self.keywords) # Start with original
for translated_keyword in translated_keywords:
if translated_keyword not in all_keywords:
all_keywords.append(translated_keyword)
self.keywords = all_keywords
added_count = len(self.keywords) - original_count
if added_count > 0:
self.logger.debug(f"Loaded {added_count} translated keyword(s) for {self.name}: {self.keywords}")
else:
self.logger.debug(f"No translated keywords found for {self.name} (key: {key})")
except Exception as e:
# Log the error for debugging
self.logger.debug(f"Could not load translated keywords for {self.name}: {e}")
def matches_keyword(self, message: MeshMessage) -> bool:
"""Check if this command matches the message content based on keywords"""
if not self.keywords:
return False
# Strip exclamation mark if present (for command-style messages)
content = message.content.strip()
if content.startswith('!'):
content = content[1:].strip()
content_lower = content.lower()
for keyword in self.keywords:
keyword_lower = keyword.lower()
# Check for exact match first
if keyword_lower == content_lower:
return True
# Check if the message starts with the keyword (followed by space or end of string)
# This ensures the keyword is the first word in the message
if content_lower.startswith(keyword_lower):
# Check if it's followed by a space or is the end of the message
if len(content_lower) == len(keyword_lower) or content_lower[len(keyword_lower)] == ' ':
return True
return False
def matches_custom_syntax(self, message: MeshMessage) -> bool:
"""Check if this command matches custom syntax patterns"""
# Override in subclasses for custom syntax matching
return False
def should_execute(self, message: MeshMessage) -> bool:
"""Check if this command should execute for the given message"""
return (self.matches_keyword(message) or self.matches_custom_syntax(message))
def can_execute_now(self, message: MeshMessage) -> bool:
"""Check if this command can execute right now (permissions, cooldown, etc.)"""
return self.can_execute(message)
def build_enhanced_connection_info(self, message: MeshMessage) -> str:
"""Build enhanced connection info with SNR, RSSI, and parsed route information"""
# Extract just the hops and path info without the route type
routing_info = message.path or "Unknown routing"
# Clean up the routing info to remove the "via ROUTE_TYPE_*" part
if "via ROUTE_TYPE_" in routing_info:
# Extract just the hops and path part
parts = routing_info.split(" via ROUTE_TYPE_")
if len(parts) > 0:
routing_info = parts[0]
# Add SNR and RSSI
snr_info = f"SNR: {message.snr or 'Unknown'} dB"
rssi_info = f"RSSI: {message.rssi or 'Unknown'} dBm"
# Build enhanced connection info
connection_info = f"{routing_info} | {snr_info} | {rssi_info}"
return connection_info
def format_timestamp(self, message: MeshMessage) -> str:
"""Format current bot time for display (not sender's timestamp to avoid clock issues)"""
try:
# Get configured timezone or use system timezone
timezone_str = self.bot.config.get('Bot', 'timezone', fallback='')
if timezone_str:
try:
# Use configured timezone
tz = pytz.timezone(timezone_str)
dt = datetime.now(tz)
except pytz.exceptions.UnknownTimeZoneError:
# Fallback to system timezone if configured timezone is invalid
dt = datetime.now()
else:
# Use system timezone
dt = datetime.now()
return dt.strftime("%H:%M:%S")
except:
return "Unknown"
def format_response(self, message: MeshMessage, response_format: str) -> str:
"""Format a response string with message data"""
try:
connection_info = self.build_enhanced_connection_info(message)
timestamp = self.format_timestamp(message)
return response_format.format(
sender=message.sender_id or "Unknown",
connection_info=connection_info,
path=message.path or "Unknown",
timestamp=timestamp,
snr=message.snr or "Unknown",
rssi=message.rssi or "Unknown"
)
except (KeyError, ValueError) as e:
self.logger.warning(f"Error formatting response: {e}")
return response_format
def get_response_format(self) -> Optional[str]:
"""Get the response format for this command from config"""
# Override in subclasses to provide custom response formats
return None
def requires_admin_access(self) -> bool:
"""Check if this command requires admin access"""
if not hasattr(self.bot, 'config'):
return False
try:
# Get list of admin commands from config
admin_commands = self.bot.config.get('Admin_ACL', 'admin_commands', fallback='')
if not admin_commands:
return False
# Check if this command name is in the admin commands list
admin_command_list = [cmd.strip() for cmd in admin_commands.split(',') if cmd.strip()]
return self.name in admin_command_list
except Exception as e:
self.logger.warning(f"Error checking admin access requirement: {e}")
return False
def _check_admin_access(self, message: MeshMessage) -> bool:
"""Check if the message sender has admin access"""
if not hasattr(self.bot, 'config'):
return False
try:
# Get admin pubkeys from config
admin_pubkeys = self.bot.config.get('Admin_ACL', 'admin_pubkeys', fallback='')
if not admin_pubkeys:
self.logger.warning("No admin pubkeys configured")
return False
# Parse admin pubkeys
admin_pubkey_list = [key.strip() for key in admin_pubkeys.split(',') if key.strip()]
if not admin_pubkey_list:
self.logger.warning("No valid admin pubkeys found in config")
return False
# Get sender's public key from message
sender_pubkey = getattr(message, 'sender_pubkey', None)
if not sender_pubkey:
# Try to get from sender_id if it's a pubkey
sender_pubkey = getattr(message, 'sender_id', None)
if not sender_pubkey:
self.logger.warning(f"No sender public key found for message from {message.sender_id}")
return False
# Check if sender's pubkey matches any admin key (exact match required for security)
is_admin = False
for admin_key in admin_pubkey_list:
# Only allow exact matches for security
if sender_pubkey == admin_key:
is_admin = True
break
if not is_admin:
self.logger.info(f"Access denied for {message.sender_id} (pubkey: {sender_pubkey[:16]}...) - not in admin ACL")
else:
self.logger.info(f"Admin access granted for {message.sender_id} (pubkey: {sender_pubkey[:16]}...)")
return is_admin
except Exception as e:
self.logger.error(f"Error checking admin access: {e}")
return False
def _strip_quotes_from_config(self, value: str) -> str:
"""Strip quotes from config values if present"""
if value and value.startswith('"') and value.endswith('"'):
return value[1:-1]
return value
async def handle_keyword_match(self, message: MeshMessage) -> bool:
"""Handle keyword matching and response generation"""
response_format = self.get_response_format()
if response_format:
response = self.format_response(message, response_format)
return await self.send_response(message, response)
else:
# No response format configured - don't respond
# This prevents recursion and allows disabling commands by commenting them out in config
return False