1278 lines
40 KiB
Python
1278 lines
40 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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Various functions and decorators for PKC
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"""
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from __future__ import absolute_import, division, unicode_literals
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from logging import getLogger
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from cProfile import Profile
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from pstats import Stats
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from sqlite3 import connect, OperationalError
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from datetime import datetime, timedelta
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from StringIO import StringIO
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from time import localtime, strftime
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from unicodedata import normalize
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import xml.etree.ElementTree as etree
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import defusedxml.ElementTree as defused_etree # etree parse unsafe
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from functools import wraps, partial
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from urllib import quote_plus
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import hashlib
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import re
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import gc
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import xbmc
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import xbmcaddon
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import xbmcgui
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from . import path_ops, variables as v, state
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###############################################################################
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LOG = getLogger('PLEX.utils')
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WINDOW = xbmcgui.Window(10000)
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ADDON = xbmcaddon.Addon(id='plugin.video.plexkodiconnect')
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EPOCH = datetime.utcfromtimestamp(0)
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# Grab Plex id from '...plex_id=XXXX....'
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REGEX_PLEX_ID = re.compile(r'''plex_id=(\d+)''')
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# Return the numbers at the end of an url like '.../.../XXXX'
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REGEX_END_DIGITS = re.compile(r'''/(.+)/(\d+)$''')
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REGEX_PLEX_DIRECT = re.compile(r'''\.plex\.direct:\d+$''')
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# Plex API
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REGEX_IMDB = re.compile(r'''/(tt\d+)''')
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REGEX_TVDB = re.compile(r'''thetvdb:\/\/(.+?)\?''')
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# Plex music
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REGEX_MUSICPATH = re.compile(r'''^\^(.+)\$$''')
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# Grab Plex id from an URL-encoded string
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REGEX_PLEX_ID_FROM_URL = re.compile(r'''metadata%2F(\d+)''')
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###############################################################################
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# Main methods
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def garbageCollect():
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gc.collect(2)
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def setGlobalProperty(key, val):
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xbmcgui.Window(10000).setProperty(
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'plugin.video.plexkodiconnect.{0}'.format(key), val)
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def setGlobalBoolProperty(key, boolean):
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xbmcgui.Window(10000).setProperty(
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'plugin.video.plexkodiconnect.{0}'.format(key), boolean and '1' or '')
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def getGlobalProperty(key):
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return xbmc.getInfoLabel(
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'Window(10000).Property(plugin.video.plexkodiconnect.{0})'.format(key))
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def reboot_kodi(message=None):
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"""
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Displays an OK prompt with 'Kodi will now restart to apply the changes'
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Kodi will then reboot.
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Set optional custom message
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"""
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message = message or lang(33033)
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messageDialog(lang(29999), message)
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xbmc.executebuiltin('RestartApp')
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def window(prop, value=None, clear=False, windowid=10000):
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"""
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Get or set window property - thread safe!
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Returns unicode.
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Property and value may be string or unicode
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"""
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if windowid != 10000:
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win = xbmcgui.Window(windowid)
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else:
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win = WINDOW
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if clear:
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win.clearProperty(prop)
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elif value is not None:
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win.setProperty(try_encode(prop), try_encode(value))
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else:
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return try_decode(win.getProperty(prop))
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def plex_command(key, value):
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"""
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Used to funnel states between different Python instances. NOT really thread
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safe - let's hope the Kodi user can't click fast enough
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key: state.py variable
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value: either 'True' or 'False'
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"""
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while window('plex_command'):
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xbmc.sleep(20)
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window('plex_command', value='%s-%s' % (key, value))
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def settings(setting, value=None):
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"""
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Get or add addon setting. Returns unicode
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setting and value can either be unicode or string
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"""
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# We need to instantiate every single time to read changed variables!
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addon = xbmcaddon.Addon(id='plugin.video.plexkodiconnect')
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if value is not None:
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# Takes string or unicode by default!
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addon.setSetting(try_encode(setting), try_encode(value))
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else:
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# Should return unicode by default, but just in case
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return try_decode(addon.getSetting(setting))
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def lang(stringid):
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"""
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Central string retrieval from strings.po. If not found within PKC,
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standard XBMC/Kodi strings are retrieved.
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Will return unicode
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"""
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return (ADDON.getLocalizedString(stringid) or
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xbmc.getLocalizedString(stringid))
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def messageDialog(heading, msg):
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"""
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Shows a dialog using the Plex layout
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"""
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from .windows import optionsdialog
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optionsdialog.show(heading, msg, lang(186))
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def yesno_dialog(heading, msg):
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"""
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Shows a dialog with a yes and a no button using the Plex layout.
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Returns True if the user selected yes, False otherwise
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"""
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from .windows import optionsdialog
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return optionsdialog.show(heading, msg, lang(107), lang(106)) == 0
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def dialog(typus, *args, **kwargs):
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"""
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Displays xbmcgui Dialog. Pass a string as typus:
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'yesno', 'ok', 'notification', 'input', 'select', 'numeric'
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kwargs:
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heading='{plex}' title bar (here PlexKodiConnect)
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message=lang(30128), Dialog content. Don't use with 'OK', 'yesno'
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line1=str(), For 'OK' and 'yesno' dialogs use line1...line3!
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time=5000,
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sound=True,
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nolabel=str(), For 'yesno' dialogs
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yeslabel=str(), For 'yesno' dialogs
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Icons:
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icon='{plex}' Display Plex standard icon
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icon='{info}' xbmcgui.NOTIFICATION_INFO
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icon='{warning}' xbmcgui.NOTIFICATION_WARNING
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icon='{error}' xbmcgui.NOTIFICATION_ERROR
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Input Types:
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type='{alphanum}' xbmcgui.INPUT_ALPHANUM (standard keyboard)
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type='{numeric}' xbmcgui.INPUT_NUMERIC (format: #)
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type='{date}' xbmcgui.INPUT_DATE (format: DD/MM/YYYY)
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type='{time}' xbmcgui.INPUT_TIME (format: HH:MM)
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type='{ipaddress}' xbmcgui.INPUT_IPADDRESS (format: #.#.#.#)
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type='{password}' xbmcgui.INPUT_PASSWORD
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(return md5 hash of input, input is masked)
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Options:
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option='{password}' xbmcgui.PASSWORD_VERIFY (verifies an existing
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(default) md5 hashed password)
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option='{hide}' xbmcgui.ALPHANUM_HIDE_INPUT (masks input)
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"""
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if 'icon' in kwargs:
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types = {
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'{plex}': 'special://home/addons/plugin.video.plexkodiconnect/icon.png',
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'{info}': xbmcgui.NOTIFICATION_INFO,
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'{warning}': xbmcgui.NOTIFICATION_WARNING,
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'{error}': xbmcgui.NOTIFICATION_ERROR
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}
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for key, value in types.iteritems():
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kwargs['icon'] = kwargs['icon'].replace(key, value)
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if 'type' in kwargs:
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types = {
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'{alphanum}': xbmcgui.INPUT_ALPHANUM,
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'{numeric}': xbmcgui.INPUT_NUMERIC,
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'{date}': xbmcgui.INPUT_DATE,
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'{time}': xbmcgui.INPUT_TIME,
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'{ipaddress}': xbmcgui.INPUT_IPADDRESS,
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'{password}': xbmcgui.INPUT_PASSWORD
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}
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kwargs['type'] = types[kwargs['type']]
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if 'option' in kwargs:
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types = {
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'{password}': xbmcgui.PASSWORD_VERIFY,
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'{hide}': xbmcgui.ALPHANUM_HIDE_INPUT
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}
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kwargs['option'] = types[kwargs['option']]
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if 'heading' in kwargs:
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kwargs['heading'] = kwargs['heading'].replace("{plex}",
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lang(29999))
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dia = xbmcgui.Dialog()
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types = {
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'yesno': dia.yesno,
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'ok': dia.ok,
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'notification': dia.notification,
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'input': dia.input,
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'select': dia.select,
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'numeric': dia.numeric
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}
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return types[typus](*args, **kwargs)
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def ERROR(txt='', hide_tb=False, notify=False):
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import sys
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short = str(sys.exc_info()[1])
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LOG.error('Error encountered: %s - %s', txt, short)
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if hide_tb:
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return short
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import traceback
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trace = traceback.format_exc()
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LOG.error("_____________________________________________________________")
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for line in trace.splitlines():
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LOG.error(' ' + line)
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LOG.error("_____________________________________________________________")
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if notify:
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dialog('notification',
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heading='{plex}',
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message=short,
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icon='{error}')
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return short
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def to_list(value, itemcast=None, delim=','):
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"""
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Returns a list of unicodes from the specified value [unicode].
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Parameters:
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value [unicode]: (comma) delimited string to convert to list.
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itemcast (func): Function to cast each list item to (default unicode).
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delim (str): string delimiter (optional; default ',').
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"""
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value = value or ''
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itemcast = itemcast or unicode
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return [itemcast(item) for item in value.split(delim) if item != '']
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def cast(func, value):
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"""
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Cast the specified value to the specified type (returned by func).
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Currently supports int, float, bool, unicode (if str supplied), str
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Will return None if value=None
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Parameters:
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func (func): Calback function to used cast to type
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value (any): value to be cast and returned.
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"""
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if value is None:
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return value
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if func == bool:
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return bool(int(value))
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elif func in (int, float):
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try:
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return func(value)
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except ValueError:
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return float('nan')
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elif func == unicode:
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return value.decode('utf-8')
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elif func == str:
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return value.encode('utf-8')
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return func(value)
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class AttributeDict(dict):
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"""
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Turns an etree xml response's xml.attrib into an object with attributes
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"""
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def __getattr__(self, attr):
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return self.get(attr)
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def __setattr__(self, attr, value):
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self[attr] = value
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def __unicode__(self):
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return '<{0}:{1}:{2}>'.format(self.__class__.__name__,
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self.id,
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self.get('title', 'None'))
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def __repr__(self):
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return self.__unicode__().encode('utf8')
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def millis_to_kodi_time(milliseconds):
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"""
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Converts time in milliseconds to the time dict used by the Kodi JSON RPC:
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{
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'hours': [int],
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'minutes': [int],
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'seconds'[int],
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'milliseconds': [int]
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}
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Pass in the time in milliseconds as an int
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"""
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seconds = milliseconds / 1000
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minutes = seconds / 60
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hours = minutes / 60
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seconds = seconds % 60
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minutes = minutes % 60
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milliseconds = milliseconds % 1000
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return {'hours': hours,
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'minutes': minutes,
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'seconds': seconds,
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'milliseconds': milliseconds}
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def kodi_time_to_millis(time):
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"""
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Converts the Kodi time dict
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{
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'hours': [int],
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'minutes': [int],
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'seconds'[int],
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'milliseconds': [int]
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}
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to milliseconds [int]. Will not return negative results but 0!
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"""
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ret = (time['hours'] * 3600 +
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time['minutes'] * 60 +
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time['seconds']) * 1000 + time['milliseconds']
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ret = 0 if ret < 0 else ret
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return ret
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def try_encode(input_str, encoding='utf-8'):
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"""
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Will try to encode input_str (in unicode) to encoding. This possibly
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fails with e.g. Android TV's Python, which does not accept arguments for
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string.encode()
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"""
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if isinstance(input_str, str):
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# already encoded
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return input_str
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try:
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input_str = input_str.encode(encoding, "ignore")
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except TypeError:
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input_str = input_str.encode()
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return input_str
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def try_decode(string, encoding='utf-8'):
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"""
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Will try to decode string (encoded) using encoding. This possibly
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fails with e.g. Android TV's Python, which does not accept arguments for
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string.encode()
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"""
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if isinstance(string, unicode):
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# already decoded
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return string
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try:
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string = string.decode(encoding, "ignore")
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except TypeError:
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string = string.decode()
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return string
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def slugify(text):
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"""
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Normalizes text (in unicode or string) to e.g. enable safe filenames.
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Returns unicode
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"""
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if not isinstance(text, unicode):
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text = unicode(text)
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return unicode(normalize('NFKD', text).encode('ascii', 'ignore'))
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def valid_filename(text):
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"""
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Return a valid filename after passing it in [unicode].
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"""
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# Get rid of all whitespace except a normal space
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text = re.sub(r'(?! )\s', '', text)
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# ASCII characters 0 to 31 (non-printable, just in case)
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text = re.sub(u'[\x00-\x1f]', '', text)
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if v.PLATFORM == 'Windows':
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# Whitespace at the end of the filename is illegal
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text = text.strip()
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# Dot at the end of a filename is illegal
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text = re.sub(r'\.+$', '', text)
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# Illegal Windows characters
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text = re.sub(r'[/\\:*?"<>|\^]', '', text)
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elif v.PLATFORM == 'MacOSX':
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# Colon is illegal
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text = re.sub(r':', '', text)
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# Files cannot begin with a dot
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text = re.sub(r'^\.+', '', text)
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else:
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# Linux
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text = re.sub(r'/', '', text)
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# Ensure that filename length is at most 255 chars (including 3 chars for
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# filename extension and 1 dot to separate the extension)
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text = text[:min(len(text), 251)]
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return text
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def escape_html(string):
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"""
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Escapes the following:
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< to <
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> to >
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& to &
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"""
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escapes = {
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'<': '<',
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'>': '>',
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'&': '&'
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}
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for key, value in escapes.iteritems():
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string = string.replace(key, value)
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return string
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def unix_date_to_kodi(stamp):
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"""
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converts a Unix time stamp (seconds passed sinceJanuary 1 1970) to a
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propper, human-readable time stamp used by Kodi
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Output: Y-m-d h:m:s = 2009-04-05 23:16:04
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None if an error was encountered
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"""
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try:
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stamp = float(stamp) + state.KODI_PLEX_TIME_OFFSET
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date_time = localtime(stamp)
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localdate = strftime('%Y-%m-%d %H:%M:%S', date_time)
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except:
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localdate = None
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return localdate
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def unix_timestamp(seconds_into_the_future=None):
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"""
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Returns a Unix time stamp (seconds passed since January 1 1970) for NOW as
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an integer.
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Optionally, pass seconds_into_the_future: positive int's will result in a
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future timestamp, negative the past
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"""
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if seconds_into_the_future:
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future = datetime.utcnow() + timedelta(seconds=seconds_into_the_future)
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else:
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future = datetime.utcnow()
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return int((future - EPOCH).total_seconds())
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|
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def kodi_sql(media_type=None):
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"""
|
|
Open a connection to the Kodi database.
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media_type: 'video' (standard if not passed), 'plex', 'music', 'texture'
|
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"""
|
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if media_type == "plex":
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db_path = v.DB_PLEX_PATH
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elif media_type == "music":
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db_path = v.DB_MUSIC_PATH
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elif media_type == "texture":
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db_path = v.DB_TEXTURE_PATH
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else:
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db_path = v.DB_VIDEO_PATH
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return connect(db_path, timeout=60.0)
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|
|
|
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def create_actor_db_index():
|
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"""
|
|
Index the "actors" because we got a TON - speed up SELECT and WHEN
|
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"""
|
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conn = kodi_sql('video')
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cursor = conn.cursor()
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try:
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cursor.execute("""
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CREATE UNIQUE INDEX index_name
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ON actor (name);
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""")
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except OperationalError:
|
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# Index already exists
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pass
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conn.commit()
|
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conn.close()
|
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|
|
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def wipe_database():
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"""
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Deletes all Plex playlists as well as video nodes, then clears Kodi as well
|
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as Plex databases completely.
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Will also delete all cached artwork.
|
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"""
|
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# Clean up the playlists
|
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delete_playlists()
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# Clean up the video nodes
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delete_nodes()
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# Wipe the kodi databases
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LOG.info("Resetting the Kodi video database.")
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connection = kodi_sql('video')
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cursor = connection.cursor()
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cursor.execute('SELECT tbl_name FROM sqlite_master WHERE type="table"')
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rows = cursor.fetchall()
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for row in rows:
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tablename = row[0]
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if tablename != "version":
|
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cursor.execute("DELETE FROM %s" % tablename)
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connection.commit()
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cursor.close()
|
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if settings('enableMusic') == "true":
|
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LOG.info("Resetting the Kodi music database.")
|
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connection = kodi_sql('music')
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cursor = connection.cursor()
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cursor.execute('SELECT tbl_name FROM sqlite_master WHERE type="table"')
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rows = cursor.fetchall()
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for row in rows:
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tablename = row[0]
|
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if tablename != "version":
|
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cursor.execute("DELETE FROM %s" % tablename)
|
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connection.commit()
|
|
cursor.close()
|
|
|
|
# Wipe the Plex database
|
|
LOG.info("Resetting the Plex database.")
|
|
connection = kodi_sql('plex')
|
|
cursor = connection.cursor()
|
|
# First get the paths to all synced playlists
|
|
playlist_paths = []
|
|
cursor.execute('SELECT kodi_path FROM playlists')
|
|
for entry in cursor.fetchall():
|
|
playlist_paths.append(entry[0])
|
|
cursor.execute('SELECT tbl_name FROM sqlite_master WHERE type="table"')
|
|
rows = cursor.fetchall()
|
|
for row in rows:
|
|
tablename = row[0]
|
|
if tablename != "version":
|
|
cursor.execute("DELETE FROM %s" % tablename)
|
|
connection.commit()
|
|
cursor.close()
|
|
|
|
# Delete all synced playlists
|
|
for path in playlist_paths:
|
|
try:
|
|
path_ops.remove(path)
|
|
except (OSError, IOError):
|
|
pass
|
|
|
|
LOG.info("Resetting all cached artwork.")
|
|
# Remove all existing textures first
|
|
path = path_ops.translate_path("special://thumbnails/")
|
|
if path_ops.exists(path):
|
|
path_ops.rmtree(path, ignore_errors=True)
|
|
# remove all existing data from texture DB
|
|
connection = kodi_sql('texture')
|
|
cursor = connection.cursor()
|
|
query = 'SELECT tbl_name FROM sqlite_master WHERE type=?'
|
|
cursor.execute(query, ("table", ))
|
|
rows = cursor.fetchall()
|
|
for row in rows:
|
|
table_name = row[0]
|
|
if table_name != "version":
|
|
cursor.execute("DELETE FROM %s" % table_name)
|
|
connection.commit()
|
|
cursor.close()
|
|
# reset the install run flag
|
|
settings('SyncInstallRunDone', value="false")
|
|
|
|
|
|
def reset(ask_user=True):
|
|
"""
|
|
User navigated to the PKC settings, Advanced, and wants to reset the Kodi
|
|
database and possibly PKC entirely
|
|
"""
|
|
# Are you sure you want to reset your local Kodi database?
|
|
if ask_user and not yesno_dialog(lang(29999), lang(39600)):
|
|
return
|
|
|
|
# first stop any db sync
|
|
plex_command('STOP_SYNC', 'True')
|
|
count = 10
|
|
while window('plex_dbScan') == "true":
|
|
LOG.debug("Sync is running, will retry: %s...", count)
|
|
count -= 1
|
|
if count == 0:
|
|
# Could not stop the database from running. Please try again later.
|
|
messageDialog(lang(29999), lang(39601))
|
|
return
|
|
xbmc.sleep(1000)
|
|
|
|
# Wipe everything
|
|
wipe_database()
|
|
|
|
# Reset all PlexKodiConnect Addon settings? (this is usually NOT
|
|
# recommended and unnecessary!)
|
|
if ask_user and yesno_dialog(lang(29999), lang(39603)):
|
|
# Delete the settings
|
|
LOG.info("Deleting: settings.xml")
|
|
path_ops.remove("%ssettings.xml" % v.ADDON_PROFILE)
|
|
reboot_kodi()
|
|
|
|
|
|
def profiling(sortby="cumulative"):
|
|
"""
|
|
Will print results to Kodi log. Must be enabled in the Python source code
|
|
"""
|
|
def decorator(func):
|
|
"""
|
|
decorator construct
|
|
"""
|
|
def wrapper(*args, **kwargs):
|
|
"""
|
|
wrapper construct
|
|
"""
|
|
profile = Profile()
|
|
profile.enable()
|
|
result = func(*args, **kwargs)
|
|
profile.disable()
|
|
string_io = StringIO()
|
|
stats = Stats(profile, stream=string_io).sort_stats(sortby)
|
|
stats.print_stats()
|
|
LOG.info(string_io.getvalue())
|
|
return result
|
|
return wrapper
|
|
return decorator
|
|
|
|
|
|
def compare_version(current, minimum):
|
|
"""
|
|
Returns True if current is >= then minimum. False otherwise. Returns True
|
|
if there was no valid input for current!
|
|
|
|
Input strings: e.g. "1.2.3"; always with Major, Minor and Patch!
|
|
"""
|
|
LOG.info("current DB: %s minimum DB: %s", current, minimum)
|
|
try:
|
|
curr_major, curr_minor, curr_patch = current.split(".")
|
|
except ValueError:
|
|
# there WAS no current DB, e.g. deleted.
|
|
return True
|
|
min_major, min_minor, min_patch = minimum.split(".")
|
|
curr_major = int(curr_major)
|
|
curr_minor = int(curr_minor)
|
|
curr_patch = int(curr_patch)
|
|
min_major = int(min_major)
|
|
min_minor = int(min_minor)
|
|
min_patch = int(min_patch)
|
|
|
|
if curr_major > min_major:
|
|
return True
|
|
elif curr_major < min_major:
|
|
return False
|
|
|
|
if curr_minor > min_minor:
|
|
return True
|
|
elif curr_minor < min_minor:
|
|
return False
|
|
return curr_patch >= min_patch
|
|
|
|
|
|
def normalize_string(text):
|
|
"""
|
|
For theme media, do not modify unless modified in TV Tunes
|
|
"""
|
|
text = text.replace(":", "")
|
|
text = text.replace("/", "-")
|
|
text = text.replace("\\", "-")
|
|
text = text.replace("<", "")
|
|
text = text.replace(">", "")
|
|
text = text.replace("*", "")
|
|
text = text.replace("?", "")
|
|
text = text.replace('|', "")
|
|
text = text.strip()
|
|
# Remove dots from the last character as windows can not have directories
|
|
# with dots at the end
|
|
text = text.rstrip('.')
|
|
text = try_encode(normalize('NFKD', unicode(text, 'utf-8')))
|
|
|
|
return text
|
|
|
|
|
|
def normalize_nodes(text):
|
|
"""
|
|
For video nodes. Returns unicode
|
|
"""
|
|
text = text.replace(":", "")
|
|
text = text.replace("/", "-")
|
|
text = text.replace("\\", "-")
|
|
text = text.replace("<", "")
|
|
text = text.replace(">", "")
|
|
text = text.replace("*", "")
|
|
text = text.replace("?", "")
|
|
text = text.replace('|', "")
|
|
text = text.replace('(', "")
|
|
text = text.replace(')', "")
|
|
text = text.strip()
|
|
# Remove dots from the last character as windows can not have directories
|
|
# with dots at the end
|
|
text = text.rstrip('.')
|
|
text = normalize('NFKD', unicode(text, 'utf-8'))
|
|
return text
|
|
|
|
|
|
def indent(elem, level=0):
|
|
"""
|
|
Prettifies xml trees. Pass the etree root in
|
|
"""
|
|
i = "\n" + level*" "
|
|
if len(elem):
|
|
if not elem.text or not elem.text.strip():
|
|
elem.text = i + " "
|
|
if not elem.tail or not elem.tail.strip():
|
|
elem.tail = i
|
|
for elem in elem:
|
|
indent(elem, level+1)
|
|
if not elem.tail or not elem.tail.strip():
|
|
elem.tail = i
|
|
else:
|
|
if level and (not elem.tail or not elem.tail.strip()):
|
|
elem.tail = i
|
|
|
|
|
|
class XmlKodiSetting(object):
|
|
"""
|
|
Used to load a Kodi XML settings file from special://profile as an etree
|
|
object to read settings or set them. Usage:
|
|
with XmlKodiSetting(filename,
|
|
path=None,
|
|
force_create=False,
|
|
top_element=None) as xml:
|
|
xml.get_setting('test')
|
|
|
|
filename [str]: filename of the Kodi settings file under
|
|
path [str]: if set, replace special://profile path with custom
|
|
path
|
|
force_create: will create the XML file if it does not exist
|
|
top_element [str]: Name of the top xml element; used if xml does not
|
|
yet exist
|
|
|
|
Raises IOError if the file does not exist or is empty and force_create
|
|
has been set to False.
|
|
Raises etree.ParseError if the file could not be parsed by etree
|
|
|
|
xml.write_xml Set to True if we need to write the XML to disk
|
|
"""
|
|
def __init__(self, filename, path=None, force_create=False,
|
|
top_element=None):
|
|
self.filename = filename
|
|
if path is None:
|
|
self.path = path_ops.path.join(v.KODI_PROFILE, filename)
|
|
else:
|
|
self.path = path_ops.path.join(path, filename)
|
|
self.force_create = force_create
|
|
self.top_element = top_element
|
|
self.tree = None
|
|
self.root = None
|
|
self.write_xml = False
|
|
|
|
def __enter__(self):
|
|
try:
|
|
self.tree = defused_etree.parse(self.path)
|
|
except IOError:
|
|
# Document is blank or missing
|
|
if self.force_create is False:
|
|
LOG.debug('%s does not seem to exist; not creating', self.path)
|
|
# This will abort __enter__
|
|
self.__exit__(IOError, None, None)
|
|
# Create topmost xml entry
|
|
self.tree = etree.ElementTree(
|
|
element=etree.Element(self.top_element))
|
|
self.write_xml = True
|
|
except etree.ParseError:
|
|
LOG.error('Error parsing %s', self.path)
|
|
# "Kodi cannot parse {0}. PKC will not function correctly. Please
|
|
# visit {1} and correct your file!"
|
|
messageDialog(lang(29999), lang(39716).format(
|
|
self.filename,
|
|
'http://kodi.wiki'))
|
|
self.__exit__(etree.ParseError, None, None)
|
|
self.root = self.tree.getroot()
|
|
return self
|
|
|
|
def __exit__(self, e_typ, e_val, trcbak):
|
|
if e_typ:
|
|
raise
|
|
# Only safe to file if we did not botch anything
|
|
if self.write_xml is True:
|
|
self._remove_empty_elements()
|
|
# Indent and make readable
|
|
indent(self.root)
|
|
# Safe the changed xml
|
|
self.tree.write(self.path, encoding="UTF-8")
|
|
|
|
def _is_empty(self, element, empty_elements):
|
|
empty = True
|
|
for child in element:
|
|
empty_child = True
|
|
if list(child):
|
|
empty_child = self._is_empty(child, empty_elements)
|
|
if empty_child and (child.attrib or
|
|
(child.text and child.text.strip())):
|
|
empty_child = False
|
|
if empty_child:
|
|
empty_elements.append((element, child))
|
|
else:
|
|
# At least one non-empty entry - hence we cannot delete the
|
|
# original element itself
|
|
empty = False
|
|
return empty
|
|
|
|
def _remove_empty_elements(self):
|
|
"""
|
|
Deletes all empty XML elements, otherwise Kodi/PKC gets confused
|
|
This is recursive, so an empty element with empty children will also
|
|
get deleted
|
|
"""
|
|
empty_elements = []
|
|
self._is_empty(self.root, empty_elements)
|
|
for element, child in empty_elements:
|
|
element.remove(child)
|
|
|
|
@staticmethod
|
|
def _set_sub_element(element, subelement):
|
|
"""
|
|
Returns an etree element's subelement. Creates one if not exist
|
|
"""
|
|
answ = element.find(subelement)
|
|
if answ is None:
|
|
answ = etree.SubElement(element, subelement)
|
|
return answ
|
|
|
|
def get_setting(self, node_list):
|
|
"""
|
|
node_list is a list of node names starting from the outside, ignoring
|
|
the outter advancedsettings.
|
|
Example nodelist=['video', 'busydialogdelayms'] for the following xml
|
|
would return the etree Element:
|
|
|
|
<busydialogdelayms>750</busydialogdelayms>
|
|
|
|
for the following example xml:
|
|
|
|
<advancedsettings>
|
|
<video>
|
|
<busydialogdelayms>750</busydialogdelayms>
|
|
</video>
|
|
</advancedsettings>
|
|
|
|
Returns the etree element or None if not found
|
|
"""
|
|
element = self.root
|
|
for node in node_list:
|
|
element = element.find(node)
|
|
if element is None:
|
|
break
|
|
return element
|
|
|
|
def set_setting(self, node_list, value=None, attrib=None, append=False):
|
|
"""
|
|
node_list is a list of node names starting from the outside, ignoring
|
|
the outter advancedsettings.
|
|
Example nodelist=['video', 'busydialogdelayms'] for the following xml
|
|
would return the etree Element:
|
|
|
|
<busydialogdelayms>750</busydialogdelayms>
|
|
|
|
for the following example xml:
|
|
|
|
<advancedsettings>
|
|
<video>
|
|
<busydialogdelayms>750</busydialogdelayms>
|
|
</video>
|
|
</advancedsettings>
|
|
|
|
value, e.g. '750' will be set accordingly, returning the new
|
|
etree Element. Advancedsettings might be generated if it did not exist
|
|
already
|
|
|
|
If the dict attrib is set, the Element's attributs will be appended
|
|
accordingly
|
|
|
|
If append is True, the last element of node_list with value and attrib
|
|
will always be added. WARNING: this will set self.write_xml to True!
|
|
|
|
Returns the (last) etree element
|
|
"""
|
|
attrib = attrib or {}
|
|
value = value or ''
|
|
if not append:
|
|
old = self.get_setting(node_list)
|
|
if (old is not None and
|
|
old.text.strip() == value and
|
|
old.attrib == attrib):
|
|
# Already set exactly these values
|
|
return old
|
|
LOG.debug('Adding etree to: %s, value: %s, attrib: %s, append: %s',
|
|
node_list, value, attrib, append)
|
|
self.write_xml = True
|
|
element = self.root
|
|
nodes = node_list[:-1] if append else node_list
|
|
for node in nodes:
|
|
element = self._set_sub_element(element, node)
|
|
if append:
|
|
element = etree.SubElement(element, node_list[-1])
|
|
# Write new values
|
|
element.text = value
|
|
if attrib:
|
|
for key, attribute in attrib.iteritems():
|
|
element.set(key, attribute)
|
|
return element
|
|
|
|
|
|
def passwords_xml():
|
|
"""
|
|
To add network credentials to Kodi's password xml
|
|
"""
|
|
path = path_ops.translate_path('special://userdata/')
|
|
xmlpath = "%spasswords.xml" % path
|
|
try:
|
|
xmlparse = defused_etree.parse(xmlpath)
|
|
except IOError:
|
|
# Document is blank or missing
|
|
root = etree.Element('passwords')
|
|
skip_find = True
|
|
except etree.ParseError:
|
|
LOG.error('Error parsing %s', xmlpath)
|
|
# "Kodi cannot parse {0}. PKC will not function correctly. Please visit
|
|
# {1} and correct your file!"
|
|
messageDialog(lang(29999), lang(39716).format(
|
|
'passwords.xml', 'http://forum.kodi.tv/'))
|
|
return
|
|
else:
|
|
root = xmlparse.getroot()
|
|
skip_find = False
|
|
|
|
credentials = settings('networkCreds')
|
|
if credentials:
|
|
# Present user with options
|
|
option = dialog('select',
|
|
"Modify/Remove network credentials",
|
|
["Modify", "Remove"])
|
|
|
|
if option < 0:
|
|
# User cancelled dialog
|
|
return
|
|
|
|
elif option == 1:
|
|
# User selected remove
|
|
success = False
|
|
for paths in root.getiterator('passwords'):
|
|
for path in paths:
|
|
if path.find('.//from').text == "smb://%s/" % credentials:
|
|
paths.remove(path)
|
|
LOG.info("Successfully removed credentials for: %s",
|
|
credentials)
|
|
etree.ElementTree(root).write(xmlpath,
|
|
encoding="UTF-8")
|
|
success = True
|
|
if not success:
|
|
LOG.error("Failed to find saved server: %s in passwords.xml",
|
|
credentials)
|
|
dialog('notification',
|
|
heading='{plex}',
|
|
message="%s not found" % credentials,
|
|
icon='{warning}',
|
|
sound=False)
|
|
return
|
|
settings('networkCreds', value="")
|
|
dialog('notification',
|
|
heading='{plex}',
|
|
message="%s removed from passwords.xml" % credentials,
|
|
icon='{plex}',
|
|
sound=False)
|
|
return
|
|
|
|
elif option == 0:
|
|
# User selected to modify
|
|
server = dialog('input',
|
|
"Modify the computer name or ip address",
|
|
credentials)
|
|
if not server:
|
|
return
|
|
else:
|
|
# No credentials added
|
|
messageDialog("Network credentials",
|
|
'Input the server name or IP address as indicated in your plex '
|
|
'library paths. For example, the server name: '
|
|
'\\\\SERVER-PC\\path\\ or smb://SERVER-PC/path is SERVER-PC')
|
|
server = dialog('input', "Enter the server name or IP address")
|
|
if not server:
|
|
return
|
|
server = quote_plus(server)
|
|
|
|
# Network username
|
|
user = dialog('input', "Enter the network username")
|
|
if not user:
|
|
return
|
|
user = quote_plus(user)
|
|
# Network password
|
|
password = dialog('input',
|
|
"Enter the network password",
|
|
'', # Default input
|
|
type='{alphanum}',
|
|
option='{hide}')
|
|
# Need to url-encode the password
|
|
password = quote_plus(password)
|
|
# Add elements. Annoying etree bug where findall hangs forever
|
|
if skip_find is False:
|
|
skip_find = True
|
|
for path in root.findall('.//path'):
|
|
if path.find('.//from').text.lower() == "smb://%s/" % server.lower():
|
|
# Found the server, rewrite credentials
|
|
path.find('.//to').text = ("smb://%s:%s@%s/"
|
|
% (user, password, server))
|
|
skip_find = False
|
|
break
|
|
if skip_find:
|
|
# Server not found, add it.
|
|
path = etree.SubElement(root, 'path')
|
|
etree.SubElement(path, 'from', attrib={'pathversion': "1"}).text = \
|
|
"smb://%s/" % server
|
|
topath = "smb://%s:%s@%s/" % (user, password, server)
|
|
etree.SubElement(path, 'to', attrib={'pathversion': "1"}).text = topath
|
|
|
|
# Add credentials
|
|
settings('networkCreds', value="%s" % server)
|
|
LOG.info("Added server: %s to passwords.xml", server)
|
|
# Prettify and write to file
|
|
indent(root)
|
|
etree.ElementTree(root).write(xmlpath, encoding="UTF-8")
|
|
|
|
|
|
def playlist_xsp(mediatype, tagname, viewid, viewtype="", delete=False):
|
|
"""
|
|
Feed with tagname as unicode
|
|
"""
|
|
path = path_ops.translate_path("special://profile/playlists/video/")
|
|
if viewtype == "mixed":
|
|
plname = "%s - %s" % (tagname, mediatype)
|
|
xsppath = "%sPlex %s - %s.xsp" % (path, viewid, mediatype)
|
|
else:
|
|
plname = tagname
|
|
xsppath = "%sPlex %s.xsp" % (path, viewid)
|
|
|
|
# Create the playlist directory
|
|
if not path_ops.exists(path):
|
|
LOG.info("Creating directory: %s", path)
|
|
path_ops.makedirs(path)
|
|
|
|
# Only add the playlist if it doesn't already exists
|
|
if path_ops.exists(xsppath):
|
|
LOG.info('Path %s does exist', xsppath)
|
|
if delete:
|
|
path_ops.remove(xsppath)
|
|
LOG.info("Successfully removed playlist: %s.", tagname)
|
|
return
|
|
|
|
# Using write process since there's no guarantee the xml declaration works
|
|
# with etree
|
|
itemtypes = {
|
|
'homevideos': 'movies',
|
|
'movie': 'movies',
|
|
'show': 'tvshows'
|
|
}
|
|
LOG.info("Writing playlist file to: %s", xsppath)
|
|
with open(path_ops.encode_path(xsppath), 'wb') as filer:
|
|
filer.write(try_encode(
|
|
'<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>\n'
|
|
'<smartplaylist type="%s">\n\t'
|
|
'<name>Plex %s</name>\n\t'
|
|
'<match>all</match>\n\t'
|
|
'<rule field="tag" operator="is">\n\t\t'
|
|
'<value>%s</value>\n\t'
|
|
'</rule>\n'
|
|
'</smartplaylist>\n'
|
|
% (itemtypes.get(mediatype, mediatype), plname, tagname)))
|
|
LOG.info("Successfully added playlist: %s", tagname)
|
|
|
|
|
|
def delete_playlists():
|
|
"""
|
|
Clean up the playlists
|
|
"""
|
|
path = path_ops.translate_path('special://profile/playlists/video/')
|
|
for root, _, files in path_ops.walk(path):
|
|
for file in files:
|
|
if file.startswith('Plex'):
|
|
path_ops.remove(path_ops.path.join(root, file))
|
|
|
|
|
|
def delete_nodes():
|
|
"""
|
|
Clean up video nodes
|
|
"""
|
|
path = path_ops.translate_path("special://profile/library/video/")
|
|
for root, dirs, _ in path_ops.walk(path):
|
|
for directory in dirs:
|
|
if directory.startswith('Plex-'):
|
|
path_ops.rmtree(path_ops.path.join(root, directory))
|
|
break
|
|
|
|
|
|
def generate_file_md5(path):
|
|
"""
|
|
Generates the md5 hash value for the file located at path [unicode].
|
|
The hash does not include the path and filename and is thus identical for
|
|
a file that was moved/changed name.
|
|
Returns a unique unicode containing only hexadecimal digits
|
|
"""
|
|
m = hashlib.md5()
|
|
with open(path_ops.encode_path(path), 'rb') as f:
|
|
while True:
|
|
piece = f.read(32768)
|
|
if not piece:
|
|
break
|
|
m.update(piece)
|
|
return m.hexdigest().decode('utf-8')
|
|
|
|
|
|
###############################################################################
|
|
# WRAPPERS
|
|
|
|
def catch_exceptions(warnuser=False):
|
|
"""
|
|
Decorator for methods to catch exceptions and log them. Useful for e.g.
|
|
librarysync threads using itemtypes.py, because otherwise we would not
|
|
get informed of crashes
|
|
|
|
warnuser=True: sets the window flag 'plex_scancrashed' to true
|
|
which will trigger a Kodi infobox to inform user
|
|
"""
|
|
def decorate(func):
|
|
"""
|
|
Decorator construct
|
|
"""
|
|
@wraps(func)
|
|
def wrapper(*args, **kwargs):
|
|
"""
|
|
Wrapper construct
|
|
"""
|
|
try:
|
|
return func(*args, **kwargs)
|
|
except Exception as err:
|
|
LOG.error('%s has crashed. Error: %s', func.__name__, err)
|
|
import traceback
|
|
LOG.error("Traceback:\n%s", traceback.format_exc())
|
|
if warnuser:
|
|
window('plex_scancrashed', value='true')
|
|
return
|
|
return wrapper
|
|
return decorate
|
|
|
|
|
|
def log_time(func):
|
|
"""
|
|
Decorator for functions and methods to log the time it took to run the code
|
|
"""
|
|
@wraps(func)
|
|
def wrapper(*args, **kwargs):
|
|
starttotal = datetime.now()
|
|
result = func(*args, **kwargs)
|
|
elapsedtotal = datetime.now() - starttotal
|
|
LOG.info('It took %s to run the function %s',
|
|
elapsedtotal, func.__name__)
|
|
return result
|
|
return wrapper
|
|
|
|
|
|
def thread_methods(cls=None, add_stops=None, add_suspends=None):
|
|
"""
|
|
Decorator to add the following methods to a threading class:
|
|
|
|
suspend(): pauses the thread
|
|
resume(): resumes the thread
|
|
stop(): stopps/kills the thread
|
|
|
|
suspended(): returns True if thread is suspended
|
|
stopped(): returns True if thread is stopped (or should stop ;-))
|
|
ALSO returns True if PKC should exit
|
|
|
|
Also adds the following class attributes:
|
|
thread_stopped
|
|
thread_suspended
|
|
stops
|
|
suspends
|
|
|
|
invoke with either
|
|
@thread_methods
|
|
class MyClass():
|
|
or
|
|
@thread_methods(add_stops=['SUSPEND_LIBRARY_TRHEAD'],
|
|
add_suspends=['DB_SCAN', 'WHATEVER'])
|
|
class MyClass():
|
|
"""
|
|
# So we don't need to invoke with ()
|
|
if cls is None:
|
|
return partial(thread_methods,
|
|
add_stops=add_stops,
|
|
add_suspends=add_suspends)
|
|
# Because we need a reference, not a copy of the immutable objects in
|
|
# state, we need to look up state every time explicitly
|
|
cls.stops = ['STOP_PKC']
|
|
if add_stops is not None:
|
|
cls.stops.extend(add_stops)
|
|
cls.suspends = add_suspends or []
|
|
|
|
# Attach new attributes to class
|
|
cls.thread_stopped = False
|
|
cls.thread_suspended = False
|
|
|
|
# Define new class methods and attach them to class
|
|
def stop(self):
|
|
"""
|
|
Call to stop this thread
|
|
"""
|
|
self.thread_stopped = True
|
|
cls.stop = stop
|
|
|
|
def suspend(self):
|
|
"""
|
|
Call to suspend this thread
|
|
"""
|
|
self.thread_suspended = True
|
|
cls.suspend = suspend
|
|
|
|
def resume(self):
|
|
"""
|
|
Call to revive a suspended thread back to life
|
|
"""
|
|
self.thread_suspended = False
|
|
cls.resume = resume
|
|
|
|
def suspended(self):
|
|
"""
|
|
Returns True if the thread is suspended
|
|
"""
|
|
if self.thread_suspended is True:
|
|
return True
|
|
for suspend in self.suspends:
|
|
if getattr(state, suspend):
|
|
return True
|
|
return False
|
|
cls.suspended = suspended
|
|
|
|
def stopped(self):
|
|
"""
|
|
Returns True if the thread is stopped
|
|
"""
|
|
if self.thread_stopped is True:
|
|
return True
|
|
for stop in self.stops:
|
|
if getattr(state, stop):
|
|
return True
|
|
return False
|
|
cls.stopped = stopped
|
|
|
|
# Return class to render this a decorator
|
|
return cls
|