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PlexKodiConnect/resources/lib/utils.py

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Python
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# -*- coding: utf-8 -*-
###############################################################################
from logging import getLogger
from cProfile import Profile
from pstats import Stats
from sqlite3 import connect, OperationalError
from datetime import datetime, timedelta
from StringIO import StringIO
from time import localtime, strftime, strptime
from unicodedata import normalize
import xml.etree.ElementTree as etree
from functools import wraps, partial
from calendar import timegm
from os.path import join
from os import remove, walk, makedirs
from shutil import rmtree
from urllib import quote_plus
import xbmc
import xbmcaddon
import xbmcgui
from xbmcvfs import exists, delete
import variables as v
import state
###############################################################################
log = getLogger("PLEX."+__name__)
WINDOW = xbmcgui.Window(10000)
ADDON = xbmcaddon.Addon(id='plugin.video.plexkodiconnect')
###############################################################################
# Main methods
def reboot_kodi(message=None):
"""
Displays an OK prompt with 'Kodi will now restart to apply the changes'
Kodi will then reboot.
Set optional custom message
"""
message = message or language(33033)
dialog('ok', heading='{plex}', line1=message)
xbmc.executebuiltin('RestartApp')
def window(property, value=None, clear=False, windowid=10000):
"""
Get or set window property - thread safe!
Returns unicode.
Property and value may be string or unicode
"""
if windowid != 10000:
win = xbmcgui.Window(windowid)
else:
win = WINDOW
if clear:
win.clearProperty(property)
elif value is not None:
win.setProperty(tryEncode(property), tryEncode(value))
else:
return tryDecode(win.getProperty(property))
def plex_command(key, value):
"""
Used to funnel states between different Python instances. NOT really thread
safe - let's hope the Kodi user can't click fast enough
key: state.py variable
value: either 'True' or 'False'
"""
while window('plex_command'):
xbmc.sleep(20)
window('plex_command', value='%s-%s' % (key, value))
def settings(setting, value=None):
"""
Get or add addon setting. Returns unicode
setting and value can either be unicode or string
"""
# We need to instantiate every single time to read changed variables!
addon = xbmcaddon.Addon(id='plugin.video.plexkodiconnect')
if value is not None:
# Takes string or unicode by default!
addon.setSetting(tryEncode(setting), tryEncode(value))
else:
# Should return unicode by default, but just in case
return tryDecode(addon.getSetting(setting))
def exists_dir(path):
"""
Safe way to check whether the directory path exists already (broken in Kodi
<17)
Feed with encoded string or unicode
"""
if v.KODIVERSION >= 17:
answ = exists(tryEncode(path))
else:
dummyfile = join(tryDecode(path), 'dummyfile.txt')
try:
with open(dummyfile, 'w') as f:
f.write('text')
except IOError:
# folder does not exist yet
answ = 0
else:
# Folder exists. Delete file again.
delete(tryEncode(dummyfile))
answ = 1
return answ
def language(stringid):
# Central string retrieval
return ADDON.getLocalizedString(stringid)
def dialog(typus, *args, **kwargs):
"""
Displays xbmcgui Dialog. Pass a string as typus:
'yesno', 'ok', 'notification', 'input', 'select', 'numeric'
kwargs:
heading='{plex}' title bar (here PlexKodiConnect)
message=lang(30128), Actual dialog content. Don't use with OK
line1=str(), For 'OK' and 'yesno' dialogs use line1...line3!
time=5000,
sound=True,
nolabel=str(), For 'yesno' dialogs
yeslabel=str(), For 'yesno' dialogs
Icons:
icon='{plex}' Display Plex standard icon
icon='{info}' xbmcgui.NOTIFICATION_INFO
icon='{warning}' xbmcgui.NOTIFICATION_WARNING
icon='{error}' xbmcgui.NOTIFICATION_ERROR
Input Types:
type='{alphanum}' xbmcgui.INPUT_ALPHANUM (standard keyboard)
type='{numeric}' xbmcgui.INPUT_NUMERIC (format: #)
type='{date}' xbmcgui.INPUT_DATE (format: DD/MM/YYYY)
type='{time}' xbmcgui.INPUT_TIME (format: HH:MM)
type='{ipaddress}' xbmcgui.INPUT_IPADDRESS (format: #.#.#.#)
type='{password}' xbmcgui.INPUT_PASSWORD
(return md5 hash of input, input is masked)
"""
d = xbmcgui.Dialog()
if "icon" in kwargs:
types = {
'{plex}': 'special://home/addons/plugin.video.plexkodiconnect/icon.png',
'{info}': xbmcgui.NOTIFICATION_INFO,
'{warning}': xbmcgui.NOTIFICATION_WARNING,
'{error}': xbmcgui.NOTIFICATION_ERROR
}
for key, value in types.iteritems():
kwargs['icon'] = kwargs['icon'].replace(key, value)
if 'type' in kwargs:
types = {
'{alphanum}': xbmcgui.INPUT_ALPHANUM,
'{numeric}': xbmcgui.INPUT_NUMERIC,
'{date}': xbmcgui.INPUT_DATE,
'{time}': xbmcgui.INPUT_TIME,
'{ipaddress}': xbmcgui.INPUT_IPADDRESS,
'{password}': xbmcgui.INPUT_PASSWORD
}
kwargs['type'] = types[kwargs['type']]
if "heading" in kwargs:
kwargs['heading'] = kwargs['heading'].replace("{plex}",
language(29999))
types = {
'yesno': d.yesno,
'ok': d.ok,
'notification': d.notification,
'input': d.input,
'select': d.select,
'numeric': d.numeric
}
return types[typus](*args, **kwargs)
def millis_to_kodi_time(milliseconds):
"""
Converts time in milliseconds to the time dict used by the Kodi JSON RPC:
{
'hours': [int],
'minutes': [int],
'seconds'[int],
'milliseconds': [int]
}
Pass in the time in milliseconds as an int
"""
seconds = milliseconds / 1000
minutes = seconds / 60
hours = minutes / 60
seconds = seconds % 60
minutes = minutes % 60
milliseconds = milliseconds % 1000
return {'hours': hours,
'minutes': minutes,
'seconds': seconds,
'milliseconds': milliseconds}
def kodi_time_to_millis(time):
"""
Converts the Kodi time dict
{
'hours': [int],
'minutes': [int],
'seconds'[int],
'milliseconds': [int]
}
to milliseconds [int]. Will not return negative results but 0!
"""
ret = (time['hours'] * 3600 +
time['minutes'] * 60 +
time['seconds']) * 1000 + time['milliseconds']
ret = 0 if ret < 0 else ret
return ret
def tryEncode(uniString, encoding='utf-8'):
"""
Will try to encode uniString (in unicode) to encoding. This possibly
fails with e.g. Android TV's Python, which does not accept arguments for
string.encode()
"""
if isinstance(uniString, str):
# already encoded
return uniString
try:
uniString = uniString.encode(encoding, "ignore")
except TypeError:
uniString = uniString.encode()
return uniString
def tryDecode(string, encoding='utf-8'):
"""
Will try to decode string (encoded) using encoding. This possibly
fails with e.g. Android TV's Python, which does not accept arguments for
string.encode()
"""
if isinstance(string, unicode):
# already decoded
return string
try:
string = string.decode(encoding, "ignore")
except TypeError:
string = string.decode()
return string
def slugify(text):
"""
Normalizes text (in unicode or string) to e.g. enable safe filenames.
Returns unicode
"""
if not isinstance(text, unicode):
text = unicode(text)
return unicode(normalize('NFKD', text).encode('ascii', 'ignore'))
def escape_html(string):
"""
Escapes the following:
< to &lt;
> to &gt;
& to &amp;
"""
escapes = {
'<': '&lt;',
'>': '&gt;',
'&': '&amp;'
}
for key, value in escapes.iteritems():
string = string.replace(key, value)
return string
def DateToKodi(stamp):
"""
converts a Unix time stamp (seconds passed sinceJanuary 1 1970) to a
propper, human-readable time stamp used by Kodi
Output: Y-m-d h:m:s = 2009-04-05 23:16:04
None if an error was encountered
"""
try:
stamp = float(stamp) + state.KODI_PLEX_TIME_OFFSET
date_time = localtime(stamp)
localdate = strftime('%Y-%m-%d %H:%M:%S', date_time)
except:
localdate = None
return localdate
def IntFromStr(string):
"""
Returns an int from string or the int 0 if something happened
"""
try:
result = int(string)
except:
result = 0
return result
def getUnixTimestamp(secondsIntoTheFuture=None):
"""
Returns a Unix time stamp (seconds passed since January 1 1970) for NOW as
an integer.
Optionally, pass secondsIntoTheFuture: positive int's will result in a
future timestamp, negative the past
"""
if secondsIntoTheFuture:
future = datetime.utcnow() + timedelta(seconds=secondsIntoTheFuture)
else:
future = datetime.utcnow()
return timegm(future.timetuple())
def kodiSQL(media_type="video"):
if media_type == "plex":
dbPath = v.DB_PLEX_PATH
elif media_type == "music":
dbPath = v.DB_MUSIC_PATH
elif media_type == "texture":
dbPath = v.DB_TEXTURE_PATH
else:
dbPath = v.DB_VIDEO_PATH
return connect(dbPath, timeout=60.0)
def create_actor_db_index():
"""
Index the "actors" because we got a TON - speed up SELECT and WHEN
"""
conn = kodiSQL('video')
cursor = conn.cursor()
try:
cursor.execute("""
CREATE UNIQUE INDEX index_name
ON actor (name);
""")
except OperationalError:
# Index already exists
pass
conn.commit()
conn.close()
def set_replace_paths():
"""
Sets our values for direct paths correctly (including using lower-case
protocols like smb:// and NOT SMB://)
"""
for typus in v.REMAP_TYPE_FROM_PLEXTYPE.values():
for arg in ('Org', 'New'):
key = 'remapSMB%s%s' % (typus, arg)
value = settings(key)
if '://' in value:
protocol = value.split('://', 1)[0]
value = value.replace(protocol, protocol.lower())
setattr(state, key, value)
def reset():
# Are you sure you want to reset your local Kodi database?
if not dialog('yesno',
heading='{plex} %s ' % language(30132),
line1=language(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.
dialog('ok',
heading='{plex} %s' % language(30132),
line1=language(39601))
return
xbmc.sleep(1000)
# Clean up the playlists
deletePlaylists()
# Clean up the video nodes
deleteNodes()
# Wipe the kodi databases
log.info("Resetting the Kodi video database.")
connection = kodiSQL('video')
cursor = connection.cursor()
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()
if settings('enableMusic') == "true":
log.info("Resetting the Kodi music database.")
connection = kodiSQL('music')
cursor = connection.cursor()
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()
# Wipe the Plex database
log.info("Resetting the Plex database.")
connection = kodiSQL('plex')
cursor = connection.cursor()
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)
cursor.execute('DROP table IF EXISTS plex')
cursor.execute('DROP table IF EXISTS view')
connection.commit()
cursor.close()
# Remove all cached artwork? (recommended!)
if dialog('yesno',
heading='{plex} %s ' % language(30132),
line1=language(39602)):
log.info("Resetting all cached artwork.")
# Remove all existing textures first
path = xbmc.translatePath("special://thumbnails/")
if exists(path):
rmtree(tryDecode(path), ignore_errors=True)
# remove all existing data from texture DB
connection = kodiSQL('texture')
cursor = connection.cursor()
query = 'SELECT tbl_name FROM sqlite_master WHERE type=?'
cursor.execute(query, ("table", ))
rows = cursor.fetchall()
for row in rows:
tableName = row[0]
if(tableName != "version"):
cursor.execute("DELETE FROM %s" % tableName)
connection.commit()
cursor.close()
# reset the install run flag
settings('SyncInstallRunDone', value="false")
# Reset all PlexKodiConnect Addon settings? (this is usually NOT
# recommended and unnecessary!)
if dialog('yesno',
heading='{plex} %s ' % language(30132),
line1=language(39603)):
# Delete the settings
addon = xbmcaddon.Addon()
addondir = tryDecode(xbmc.translatePath(addon.getAddonInfo('profile')))
dataPath = "%ssettings.xml" % addondir
log.info("Deleting: settings.xml")
remove(dataPath)
reboot_kodi()
def profiling(sortby="cumulative"):
# Will print results to Kodi log
def decorator(func):
def wrapper(*args, **kwargs):
pr = Profile()
pr.enable()
result = func(*args, **kwargs)
pr.disable()
s = StringIO()
ps = Stats(pr, stream=s).sort_stats(sortby)
ps.print_stats()
log.info(s.getvalue())
return result
return wrapper
return decorator
def convertdate(date):
try:
date = datetime.strptime(date, "%Y-%m-%dT%H:%M:%SZ")
except TypeError:
# TypeError: attribute of type 'NoneType' is not callable
# Known Kodi/python error
date = datetime(*(strptime(date, "%Y-%m-%dT%H:%M:%SZ")[0:6]))
return date
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:
currMajor, currMinor, currPatch = current.split(".")
except ValueError:
# there WAS no current DB, e.g. deleted.
return True
minMajor, minMinor, minPatch = minimum.split(".")
currMajor = int(currMajor)
currMinor = int(currMinor)
currPatch = int(currPatch)
minMajor = int(minMajor)
minMinor = int(minMinor)
minPatch = int(minPatch)
if currMajor > minMajor:
return True
elif currMajor < minMajor:
return False
if currMinor > minMinor:
return True
elif currMinor < minMinor:
return False
if currPatch >= minPatch:
return True
else:
return False
def normalize_nodes(text):
# For video nodes
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 = tryEncode(normalize('NFKD', unicode(text, 'utf-8')))
return text
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 = tryEncode(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
def guisettingsXML():
"""
Returns special://userdata/guisettings.xml as an etree xml root element
"""
path = tryDecode(xbmc.translatePath("special://profile/"))
xmlpath = "%sguisettings.xml" % path
try:
xmlparse = etree.parse(xmlpath)
except IOError:
# Document is blank or missing
root = etree.Element('settings')
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!"
dialog('ok', language(29999), language(39716).format(
'guisettings.xml', 'http://kodi.wiki/view/userdata'))
return
else:
root = xmlparse.getroot()
return root
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 = join(v.KODI_PROFILE, filename)
else:
self.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 = 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!"
dialog('ok', language(29999), language(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:
# Indent and make readable
indent(self.root)
# Safe the changed xml
self.tree.write(self.path, encoding="UTF-8")
@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,
check_existing=True):
"""
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 check_existing is True, it will return the FIRST matching element of
node_list. Set to False if there are several elements of the same tag!
Returns the (last) etree element
"""
attrib = attrib or {}
value = value or ''
if check_existing is True:
old = self.get_setting(node_list)
if old is not None:
already_set = True
if old.text.strip() != value:
already_set = False
elif old.attrib != attrib:
already_set = False
if already_set is True:
log.debug('Element has already been found')
return old
# Need to set new setting, indeed
self.write_xml = True
element = self.root
for node in node_list:
element = self._set_sub_element(element, node)
# Write new values
element.text = value
if attrib:
for key, attribute in attrib.iteritems():
element.set(key, attribute)
return element
def passwordsXML():
# To add network credentials
path = tryDecode(xbmc.translatePath("special://userdata/"))
xmlpath = "%spasswords.xml" % path
dialog = xbmcgui.Dialog()
try:
xmlparse = etree.parse(xmlpath)
except IOError:
# Document is blank or missing
root = etree.Element('passwords')
skipFind = 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!"
dialog.ok(language(29999), language(39716).format(
'passwords.xml', 'http://forum.kodi.tv/'))
return
else:
root = xmlparse.getroot()
skipFind = 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
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")
break
else:
log.error("Failed to find saved server: %s in passwords.xml"
% credentials)
settings('networkCreds', value="")
xbmcgui.Dialog().notification(
heading='PlexKodiConnect',
message="%s removed from passwords.xml" % credentials,
icon="special://home/addons/plugin.video.plexkodiconnect/icon.png",
time=1000,
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
dialog.ok(
heading="Network credentials",
line1= (
"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
xbmcgui.INPUT_ALPHANUM,
xbmcgui.ALPHANUM_HIDE_INPUT)
# Need to url-encode the password
password = quote_plus(password)
# Add elements. Annoying etree bug where findall hangs forever
if skipFind is False:
skipFind = 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)
skipFind = False
break
if skipFind:
# 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
try:
indent(root)
except:
pass
etree.ElementTree(root).write(xmlpath, encoding="UTF-8")
# dialog.notification(
# heading="PlexKodiConnect",
# message="Added to passwords.xml",
# icon="special://home/addons/plugin.video.plexkodiconnect/icon.png",
# time=5000,
# sound=False)
def playlistXSP(mediatype, tagname, viewid, viewtype="", delete=False):
"""
Feed with tagname as unicode
"""
path = tryDecode(xbmc.translatePath("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 exists(tryEncode(path)):
log.info("Creating directory: %s" % path)
makedirs(path)
# Only add the playlist if it doesn't already exists
if exists(tryEncode(xsppath)):
log.info('Path %s does exist' % xsppath)
if delete:
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(xsppath, 'wb') as f:
f.write(tryEncode(
'<?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 deletePlaylists():
# Clean up the playlists
path = tryDecode(xbmc.translatePath("special://profile/playlists/video/"))
for root, _, files in walk(path):
for file in files:
if file.startswith('Plex'):
remove(join(root, file))
def deleteNodes():
# Clean up video nodes
path = tryDecode(xbmc.translatePath("special://profile/library/video/"))
for root, dirs, _ in walk(path):
for directory in dirs:
if directory.startswith('Plex-'):
rmtree(join(root, directory))
break
###############################################################################
# WRAPPERS
def CatchExceptions(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):
@wraps(func)
def wrapper(*args, **kwargs):
try:
return func(*args, **kwargs)
except Exception as e:
log.error('%s has crashed. Error: %s' % (func.__name__, e))
import traceback
log.error("Traceback:\n%s" % traceback.format_exc())
if warnuser:
window('plex_scancrashed', value='true')
return
return wrapper
return decorate
def LogTime(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_thread(): pauses the thread
resume_thread(): resumes the thread
stop_thread(): stopps/kills the thread
thread_suspended(): returns True if thread is suspended
thread_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
@Newthread_methods
class MyClass():
or
@Newthread_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_thread(self):
self.__thread_stopped = True
cls.stop_thread = stop_thread
def suspend_thread(self):
self.__thread_suspended = True
cls.suspend_thread = suspend_thread
def resume_thread(self):
self.__thread_suspended = False
cls.resume_thread = resume_thread
def thread_suspended(self):
if self.__thread_suspended is True:
return True
for suspend in self.__suspends:
if getattr(state, suspend):
return True
return False
cls.thread_suspended = thread_suspended
def thread_stopped(self):
if self.__thread_stopped is True:
return True
for stop in self.__stops:
if getattr(state, stop):
return True
return False
cls.thread_stopped = thread_stopped
# Return class to render this a decorator
return cls
class Lock_Function(object):
"""
Decorator for class methods and functions to lock them with lock.
Initialize this class first
lockfunction = Lock_Function(lock), where lock is a threading.Lock() object
To then lock a function or method:
@lockfunction.lockthis
def some_function(args, kwargs)
"""
def __init__(self, lock):
self.lock = lock
def lockthis(self, func):
@wraps(func)
def wrapper(*args, **kwargs):
with self.lock:
result = func(*args, **kwargs)
return result
return wrapper
###############################################################################
# UNUSED METHODS
# def changePlayState(itemType, kodiId, playCount, lastplayed):
# """
# YET UNUSED
# kodiId: int or str
# playCount: int or str
# lastplayed: str or int unix timestamp
# """
# lastplayed = DateToKodi(lastplayed)
# kodiId = int(kodiId)
# playCount = int(playCount)
# method = {
# 'movie': ' VideoLibrary.SetMovieDetails',
# 'episode': 'VideoLibrary.SetEpisodeDetails',
# 'musicvideo': ' VideoLibrary.SetMusicVideoDetails', # TODO
# 'show': 'VideoLibrary.SetTVShowDetails', # TODO
# '': 'AudioLibrary.SetAlbumDetails', # TODO
# '': 'AudioLibrary.SetArtistDetails', # TODO
# 'track': 'AudioLibrary.SetSongDetails'
# }
# params = {
# 'movie': {
# 'movieid': kodiId,
# 'playcount': playCount,
# 'lastplayed': lastplayed
# },
# 'episode': {
# 'episodeid': kodiId,
# 'playcount': playCount,
# 'lastplayed': lastplayed
# }
# }
# result = jsonrpc(method[itemType]).execute(params[itemType])
# log.debug("JSON result was: %s" % result)
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