Files
contact/db_handler.py
2025-02-08 21:07:54 -08:00

330 lines
14 KiB
Python

import sqlite3
import time
import logging
from datetime import datetime
from utilities.utils import decimal_to_hex
import default_config as config
import globals
def get_table_name(channel):
# Construct the table name
table_name = f"{str(globals.myNodeNum)}_{channel}_messages"
quoted_table_name = f'"{table_name}"' # Quote the table name becuase we begin with numerics and contain spaces
return quoted_table_name
def save_message_to_db(channel, user_id, message_text):
"""Save messages to the database, ensuring the table exists."""
try:
quoted_table_name = get_table_name(channel)
schema = '''
user_id TEXT,
message_text TEXT,
timestamp INTEGER,
ack_type TEXT
'''
ensure_table_exists(quoted_table_name, schema)
with sqlite3.connect(config.db_file_path) as db_connection:
db_cursor = db_connection.cursor()
timestamp = int(time.time())
# Insert the message
insert_query = f'''
INSERT INTO {quoted_table_name} (user_id, message_text, timestamp, ack_type)
VALUES (?, ?, ?, ?)
'''
db_cursor.execute(insert_query, (user_id, message_text, timestamp, None))
db_connection.commit()
return timestamp
except sqlite3.Error as e:
logging.error(f"SQLite error in save_message_to_db: {e}")
except Exception as e:
logging.error(f"Unexpected error in save_message_to_db: {e}")
def update_ack_nak(channel, timestamp, message, ack):
try:
with sqlite3.connect(config.db_file_path) as db_connection:
db_cursor = db_connection.cursor()
update_query = f"""
UPDATE {get_table_name(channel)}
SET ack_type = ?
WHERE user_id = ? AND
timestamp = ? AND
message_text = ?
"""
db_cursor.execute(update_query, (ack, str(globals.myNodeNum), timestamp, message))
db_connection.commit()
except sqlite3.Error as e:
logging.error(f"SQLite error in update_ack_nak: {e}")
except Exception as e:
logging.error(f"Unexpected error in update_ack_nak: {e}")
def load_messages_from_db():
"""Load messages from the database for all channels and update globals.all_messages and globals.channel_list."""
try:
with sqlite3.connect(config.db_file_path) as db_connection:
db_cursor = db_connection.cursor()
query = "SELECT name FROM sqlite_master WHERE type='table' AND name LIKE ?"
db_cursor.execute(query, (f"{str(globals.myNodeNum)}_%_messages",))
tables = [row[0] for row in db_cursor.fetchall()]
# Iterate through each table and fetch its messages
for table_name in tables:
quoted_table_name = f'"{table_name}"' # Quote the table name because we begin with numerics and contain spaces
table_columns = [i[1] for i in db_cursor.execute(f'PRAGMA table_info({quoted_table_name})')]
if "ack_type" not in table_columns:
update_table_query = f"ALTER TABLE {quoted_table_name} ADD COLUMN ack_type TEXT"
db_cursor.execute(update_table_query)
query = f'SELECT user_id, message_text, timestamp, ack_type FROM {quoted_table_name}'
try:
# Fetch all messages from the table
db_cursor.execute(query)
db_messages = [(row[0], row[1], row[2], row[3]) for row in db_cursor.fetchall()] # Save as tuples
# Extract the channel name from the table name
channel = table_name.split("_")[1]
# Convert the channel to an integer if it's numeric, otherwise keep it as a string (nodenum vs channel name)
channel = int(channel) if channel.isdigit() else channel
# Add the channel to globals.channel_list if not already present
if channel not in globals.channel_list and not is_chat_archived(channel):
globals.channel_list.append(channel)
# Ensure the channel exists in globals.all_messages
if channel not in globals.all_messages:
globals.all_messages[channel] = []
# Add messages to globals.all_messages grouped by hourly timestamp
hourly_messages = {}
for user_id, message, timestamp, ack_type in db_messages:
hour = datetime.fromtimestamp(timestamp).strftime('%Y-%m-%d %H:00')
if hour not in hourly_messages:
hourly_messages[hour] = []
ack_str = config.ack_unknown_str
if ack_type == "Implicit":
ack_str = config.ack_implicit_str
elif ack_type == "Ack":
ack_str = config.ack_str
elif ack_type == "Nak":
ack_str = config.nak_str
if user_id == str(globals.myNodeNum):
formatted_message = (f"{config.sent_message_prefix}{ack_str}: ", message)
else:
formatted_message = (f"{config.message_prefix} {get_name_from_database(int(user_id), 'short')}: ", message)
hourly_messages[hour].append(formatted_message)
# Flatten the hourly messages into globals.all_messages[channel]
for hour, messages in sorted(hourly_messages.items()):
globals.all_messages[channel].append((f"-- {hour} --", ""))
globals.all_messages[channel].extend(messages)
except sqlite3.Error as e:
logging.error(f"SQLite error while loading messages from table '{table_name}': {e}")
except sqlite3.Error as e:
logging.error(f"SQLite error in load_messages_from_db: {e}")
def init_nodedb():
"""Initialize the node database and update it with nodes from the interface."""
try:
if not globals.interface.nodes:
return # No nodes to initialize
ensure_node_table_exists() # Ensure the table exists before insertion
nodes_snapshot = list(globals.interface.nodes.values())
# Insert or update all nodes
for node in nodes_snapshot:
update_node_info_in_db(
user_id=node['num'],
long_name=node['user'].get('longName', ''),
short_name=node['user'].get('shortName', ''),
hw_model=node['user'].get('hwModel', ''),
is_licensed=node['user'].get('isLicensed', '0'),
role=node['user'].get('role', 'CLIENT'),
public_key=node['user'].get('publicKey', '')
)
logging.info("Node database initialized successfully.")
except sqlite3.Error as e:
logging.error(f"SQLite error in init_nodedb: {e}")
except Exception as e:
logging.error(f"Unexpected error in init_nodedb: {e}")
def maybe_store_nodeinfo_in_db(packet):
"""Save nodeinfo unless that record is already there, updating if necessary."""
try:
user_id = packet['from']
long_name = packet['decoded']['user']['longName']
short_name = packet['decoded']['user']['shortName']
hw_model = packet['decoded']['user']['hwModel']
is_licensed = packet['decoded']['user'].get('isLicensed', '0')
role = packet['decoded']['user'].get('role', 'CLIENT')
public_key = packet['decoded']['user'].get('publicKey', '')
update_node_info_in_db(user_id, long_name, short_name, hw_model, is_licensed, role, public_key)
except sqlite3.Error as e:
logging.error(f"SQLite error in maybe_store_nodeinfo_in_db: {e}")
except Exception as e:
logging.error(f"Unexpected error in maybe_store_nodeinfo_in_db: {e}")
def update_node_info_in_db(user_id, long_name=None, short_name=None, hw_model=None, is_licensed=None, role=None, public_key=None, chat_archived=None):
"""Update or insert node information into the database, preserving unchanged fields."""
try:
ensure_node_table_exists() # Ensure the table exists before any operation
with sqlite3.connect(config.db_file_path) as db_connection:
db_cursor = db_connection.cursor()
table_name = f'"{globals.myNodeNum}_nodedb"' # Quote in case of numeric names
table_columns = [i[1] for i in db_cursor.execute(f'PRAGMA table_info({table_name})')]
if "chat_archived" not in table_columns:
update_table_query = f"ALTER TABLE {table_name} ADD COLUMN chat_archived INTEGER"
db_cursor.execute(update_table_query)
# Fetch existing values to preserve unchanged fields
db_cursor.execute(f'SELECT * FROM {table_name} WHERE user_id = ?', (user_id,))
existing_record = db_cursor.fetchone()
if existing_record:
existing_long_name, existing_short_name, existing_hw_model, existing_is_licensed, existing_role, existing_public_key, existing_chat_archived = existing_record[1:]
long_name = long_name if long_name is not None else existing_long_name
short_name = short_name if short_name is not None else existing_short_name
hw_model = hw_model if hw_model is not None else existing_hw_model
is_licensed = is_licensed if is_licensed is not None else existing_is_licensed
role = role if role is not None else existing_role
public_key = public_key if public_key is not None else existing_public_key
chat_archived = chat_archived if chat_archived is not None else existing_chat_archived
# Upsert logic
upsert_query = f'''
INSERT INTO {table_name} (user_id, long_name, short_name, hw_model, is_licensed, role, public_key, chat_archived)
VALUES (?, ?, ?, ?, ?, ?, ?, ?)
ON CONFLICT(user_id) DO UPDATE SET
long_name = excluded.long_name,
short_name = excluded.short_name,
hw_model = excluded.hw_model,
is_licensed = excluded.is_licensed,
role = excluded.role,
public_key = excluded.public_key,
chat_archived = excluded.chat_archived
'''
db_cursor.execute(upsert_query, (user_id, long_name, short_name, hw_model, is_licensed, role, public_key, chat_archived))
db_connection.commit()
except sqlite3.Error as e:
logging.error(f"SQLite error in update_node_info_in_db: {e}")
except Exception as e:
logging.error(f"Unexpected error in update_node_info_in_db: {e}")
def ensure_node_table_exists():
"""Ensure the node database table exists."""
table_name = f'"{globals.myNodeNum}_nodedb"' # Quote for safety
schema = '''
user_id TEXT PRIMARY KEY,
long_name TEXT,
short_name TEXT,
hw_model TEXT,
is_licensed TEXT,
role TEXT,
public_key TEXT,
chat_archived INTEGER
'''
ensure_table_exists(table_name, schema)
def ensure_table_exists(table_name, schema):
"""Ensure the given table exists in the database."""
try:
with sqlite3.connect(config.db_file_path) as db_connection:
db_cursor = db_connection.cursor()
create_table_query = f"CREATE TABLE IF NOT EXISTS {table_name} ({schema})"
db_cursor.execute(create_table_query)
db_connection.commit()
except sqlite3.Error as e:
logging.error(f"SQLite error in ensure_table_exists({table_name}): {e}")
except Exception as e:
logging.error(f"Unexpected error in ensure_table_exists({table_name}): {e}")
def get_name_from_database(user_id, type="long"):
"""
Retrieve a user's name (long or short) from the node database.
:param user_id: The user ID to look up.
:param type: "long" for long name, "short" for short name.
:return: The retrieved name or the hex of the user id
"""
try:
with sqlite3.connect(config.db_file_path) as db_connection:
db_cursor = db_connection.cursor()
# Construct table name
table_name = f"{str(globals.myNodeNum)}_nodedb"
nodeinfo_table = f'"{table_name}"' # Quote table name for safety
# Determine the correct column to fetch
column_name = "long_name" if type == "long" else "short_name"
# Query the database
query = f"SELECT {column_name} FROM {nodeinfo_table} WHERE user_id = ?"
db_cursor.execute(query, (user_id,))
result = db_cursor.fetchone()
return result[0] if result else decimal_to_hex(user_id)
except sqlite3.Error as e:
logging.error(f"SQLite error in get_name_from_database: {e}")
return "Unknown"
except Exception as e:
logging.error(f"Unexpected error in get_name_from_database: {e}")
return "Unknown"
def is_chat_archived(user_id):
try:
with sqlite3.connect(config.db_file_path) as db_connection:
db_cursor = db_connection.cursor()
table_name = f"{str(globals.myNodeNum)}_nodedb"
nodeinfo_table = f'"{table_name}"'
query = f"SELECT chat_archived FROM {nodeinfo_table} WHERE user_id = ?"
db_cursor.execute(query, (user_id,))
result = db_cursor.fetchone()
return result[0] if result else 0
except sqlite3.Error as e:
logging.error(f"SQLite error in is_chat_archived: {e}")
return "Unknown"
except Exception as e:
logging.error(f"Unexpected error in is_chat_archived: {e}")
return "Unknown"