jellyfin-kodi/resources/lib/database.py
2016-11-04 12:13:07 -05:00

130 lines
3.7 KiB
Python

# -*- coding: utf-8 -*-
#################################################################################################
import logging
import sqlite3
import xbmc
from utils import window, should_stop
#################################################################################################
log = logging.getLogger("EMBY."+__name__)
KODI = xbmc.getInfoLabel('System.BuildVersion')[:2]
#################################################################################################
def video_database():
db_version = {
'13': 78, # Gotham
'14': 90, # Helix
'15': 93, # Isengard
'16': 99, # Jarvis
'17': 107 # Krypton
}
path = xbmc.translatePath("special://database/MyVideos%s.db"
% db_version.get(KODI, "")).decode('utf-8')
return path
def music_database():
db_version = {
'13': 46, # Gotham
'14': 48, # Helix
'15': 52, # Isengard
'16': 56, # Jarvis
'17': 60 # Krypton
}
path = xbmc.translatePath("special://database/MyMusic%s.db"
% db_version.get(KODI, "")).decode('utf-8')
return path
def texture_database():
return xbmc.translatePath("special://database/Textures13.db").decode('utf-8')
def emby_database():
return xbmc.translatePath("special://database/emby.db").decode('utf-8')
def kodi_commit():
# verification for the Kodi video scan
kodi_scan = window('emby_kodiScan') == "true"
count = 0
while kodi_scan:
log.info("kodi scan is running, waiting...")
if count == 10:
log.info("flag still active, but will try to commit")
window('emby_kodiScan', clear=True)
elif should_stop() or xbmc.Monitor().waitForAbort(1):
log.info("commit unsuccessful. sync terminating")
return False
kodi_scan = window('emby_kodiScan') == "true"
count += 1
return True
class DatabaseConn(object):
# To be called as context manager - i.e. with DatabaseConn() as conn: #dostuff
def __init__(self, database_file="video", commit_mode="", timeout=20):
"""
database_file can be custom: emby, texture, music, video, :memory: or path to the file
commit_mode set to None to autocommit (isolation_level). See python documentation.
"""
self.db_file = database_file
self.commit_mode = commit_mode
self.timeout = timeout
def __enter__(self):
# Open the connection
self.path = self._SQL(self.db_file)
log.info("opening database: %s", self.path)
self.conn = sqlite3.connect(self.path,
isolation_level=self.commit_mode,
timeout=self.timeout)
return self.conn
def _SQL(self, media_type):
databases = {
'emby': emby_database,
'texture': texture_database,
'music': music_database,
'video': video_database
}
return databases[media_type]() if media_type in databases else self.db_file
def __exit__(self, exc_type, exc_val, exc_tb):
# Close the connection
changes = self.conn.total_changes
if exc_type is not None:
# Errors were raised in the with statement
log.error("Type: %s Value: %s", exc_type, exc_val)
if "database is locked" in exc_val:
self.conn.rollback()
else:
raise
elif self.commit_mode is not None and changes:
log.info("number of rows updated: %s", changes)
if self.db_file == "video" and kodi_commit():
self.conn.commit()
else:
self.conn.commit()
log.info("close: %s", self.path)
self.conn.close()