astrXbian/.install/.kodi/addons/script.module.xbmcswift2/lib/xbmcswift2/xbmcmixin.py

504 lines
21 KiB
Python

import os
import sys
import time
import shelve
import urllib
from datetime import timedelta
from functools import wraps
from xbmcswift2 import xbmc, xbmcaddon, xbmcplugin, xbmcgui, ListItem
from xbmcswift2.storage import TimedStorage
from xbmcswift2.logger import log
from xbmcswift2.constants import SortMethod
from xbmcswift2.common import Modes, DEBUG_MODES
from xbmcswift2.request import Request
class XBMCMixin(object):
'''A mixin to add KODI helper methods. In order to use this mixin,
the child class must implement the following methods and
properties:
# Also, the child class is responsible for ensuring that this path
# exists.
self.storage_path
self.added_items
self.request
self.addon
_end_of_directory = False
_update_listing
self.handle
# optional
self.info_type: should be in ['video', 'music', 'pictures']
_memoized_storage = None
_unsynced_storages = None
# TODO: Ensure above is implemented
'''
_function_cache_name = '.functions'
def cached(self, TTL=60 * 24):
'''A decorator that will cache the output of the wrapped function. The
key used for the cache is the function name as well as the `*args` and
`**kwargs` passed to the function.
:param TTL: time to live in minutes
.. note:: For route caching, you should use
:meth:`xbmcswift2.Plugin.cached_route`.
'''
def decorating_function(function):
# TODO test this method
storage = self.get_storage(self._function_cache_name, file_format='pickle',
TTL=TTL)
kwd_mark = 'f35c2d973e1bbbc61ca60fc6d7ae4eb3'
@wraps(function)
def wrapper(*args, **kwargs):
key = (function.__name__, kwd_mark,) + args
if kwargs:
key += (kwd_mark,) + tuple(sorted(kwargs.items()))
try:
result = storage[key]
log.debug('Storage hit for function "%s" with args "%s" '
'and kwargs "%s"', function.__name__, args,
kwargs)
except KeyError:
log.debug('Storage miss for function "%s" with args "%s" '
'and kwargs "%s"', function.__name__, args,
kwargs)
result = function(*args, **kwargs)
storage[key] = result
storage.sync()
return result
return wrapper
return decorating_function
def clear_function_cache(self):
'''Clears the storage that caches results when using
:meth:`xbmcswift2.Plugin.cached_route` or
:meth:`xbmcswift2.Plugin.cached`.
'''
self.get_storage(self._function_cache_name).clear()
def list_storages(self):
'''Returns a list of existing stores. The returned names can then be
used to call get_storage().
'''
# Filter out any storages used by xbmcswift2 so caller doesn't corrupt
# them.
return [name for name in os.listdir(self.storage_path)
if not name.startswith('.')]
def get_storage(self, name='main', file_format='pickle', TTL=None):
'''Returns a storage for the given name. The returned storage is a
fully functioning python dictionary and is designed to be used that
way. It is usually not necessary for the caller to load or save the
storage manually. If the storage does not already exist, it will be
created.
.. seealso:: :class:`xbmcswift2.TimedStorage` for more details.
:param name: The name of the storage to retrieve.
:param file_format: Choices are 'pickle', 'csv', and 'json'. Pickle is
recommended as it supports python objects.
.. note:: If a storage already exists for the given
name, the file_format parameter is
ignored. The format will be determined by
the existing storage file.
:param TTL: The time to live for storage items specified in minutes or None
for no expiration. Since storage items aren't expired until a
storage is loaded form disk, it is possible to call
get_storage() with a different TTL than when the storage was
created. The currently specified TTL is always honored.
'''
if not hasattr(self, '_unsynced_storages'):
self._unsynced_storages = {}
filename = os.path.join(self.storage_path, name)
try:
storage = self._unsynced_storages[filename]
log.debug('Loaded storage "%s" from memory', name)
except KeyError:
if TTL:
TTL = timedelta(minutes=TTL)
try:
storage = TimedStorage(filename, file_format, TTL)
except ValueError:
# Thrown when the storage file is corrupted and can't be read.
# Prompt user to delete storage.
choices = ['Clear storage', 'Cancel']
ret = xbmcgui.Dialog().select('A storage file is corrupted. It'
' is recommended to clear it.',
choices)
if ret == 0:
os.remove(filename)
storage = TimedStorage(filename, file_format, TTL)
else:
raise Exception('Corrupted storage file at %s' % filename)
self._unsynced_storages[filename] = storage
log.debug('Loaded storage "%s" from disk', name)
return storage
def temp_fn(self, path):
return os.path.join(xbmc.translatePath('special://temp/'), path)
def get_string(self, stringid):
'''Returns the localized string from strings.po for the given
stringid.
'''
stringid = int(stringid)
if not hasattr(self, '_strings'):
self._strings = {}
if not stringid in self._strings:
self._strings[stringid] = self.addon.getLocalizedString(stringid)
return self._strings[stringid]
def set_content(self, content):
'''Sets the content type for the plugin.'''
# TODO: Change to a warning instead of an assert. Otherwise will have
# to keep this list in sync with
# any XBMC changes.
#contents = ['files', 'songs', 'artists', 'albums', 'movies',
#'tvshows', 'episodes', 'musicvideos']
#assert content in contents, 'Content type "%s" is not valid' % content
xbmcplugin.setContent(self.handle, content)
def get_setting(self, key, converter=None, choices=None):
'''Returns the settings value for the provided key.
If converter is str, unicode, bool or int the settings value will be
returned converted to the provided type.
If choices is an instance of list or tuple its item at position of the
settings value be returned.
.. note:: It is suggested to always use unicode for text-settings
because else xbmc returns utf-8 encoded strings.
:param key: The id of the setting defined in settings.xml.
:param converter: (Optional) Choices are str, unicode, bool and int.
:param converter: (Optional) Choices are instances of list or tuple.
Examples:
* ``plugin.get_setting('per_page', int)``
* ``plugin.get_setting('password', unicode)``
* ``plugin.get_setting('force_viewmode', bool)``
* ``plugin.get_setting('content', choices=('videos', 'movies'))``
'''
#TODO: allow pickling of settings items?
# TODO: STUB THIS OUT ON CLI
value = self.addon.getSetting(id=key)
if converter is unicode:
return value.decode('utf-8')
if converter is str:
return value
elif converter is bool:
return value == 'true'
elif converter is int:
return int(value)
elif isinstance(choices, (list, tuple)):
return choices[int(value)]
elif converter is None:
log.warning('No converter provided, unicode should be used, '
'but returning str value')
return value
else:
raise TypeError('Acceptable converters are str, unicode, bool and '
'int. Acceptable choices are instances of list '
' or tuple.')
def set_setting(self, key, val):
# TODO: STUB THIS OUT ON CLI
return self.addon.setSetting(id=key, value=val)
def open_settings(self):
'''Opens the settings dialog within XBMC'''
self.addon.openSettings()
def add_to_playlist(self, items, playlist='video'):
'''Adds the provided list of items to the specified playlist.
Available playlists include *video* and *music*.
'''
playlists = {'music': 0, 'video': 1}
assert playlist in playlists.keys(), ('Playlist "%s" is invalid.' %
playlist)
selected_playlist = xbmc.PlayList(playlists[playlist])
_items = []
for item in items:
if not hasattr(item, 'as_xbmc_listitem'):
if 'info_type' in item.keys():
log.warning('info_type key has no affect for playlist '
'items as the info_type is inferred from the '
'playlist type.')
# info_type has to be same as the playlist type
item['info_type'] = playlist
item = ListItem.from_dict(**item)
_items.append(item)
selected_playlist.add(item.get_path(), item.as_xbmc_listitem())
return _items
def get_view_mode_id(self, view_mode):
'''@deprecated Attempts to return a view_mode_id for a given view_mode
taking into account the current skin. If not view_mode_id can
be found, None is returned. 'thumbnail' is currently the only
suppported view_mode.
'''
log.warning('Editing skin viewmodes is not allowed.')
return None
def set_view_mode(self, view_mode_id):
'''@deprecated Calls KODI's Container.SetViewMode. Requires an integer
view_mode_id'''
log.warning('Changing skin viewmodes is not allowed.')
def keyboard(self, default=None, heading=None, hidden=False):
'''Displays the keyboard input window to the user. If the user does not
cancel the modal, the value entered by the user will be returned.
:param default: The placeholder text used to prepopulate the input field.
:param heading: The heading for the window. Defaults to the current
addon's name. If you require a blank heading, pass an
empty string.
:param hidden: Whether or not the input field should be masked with
stars, e.g. a password field.
'''
if heading is None:
heading = self.addon.getAddonInfo('name')
if default is None:
default = ''
keyboard = xbmc.Keyboard(default, heading, hidden)
keyboard.doModal()
if keyboard.isConfirmed():
return keyboard.getText()
def notify(self, msg='', title=None, delay=5000, image=''):
'''Displays a temporary notification message to the user. If
title is not provided, the plugin name will be used. To have a
blank title, pass '' for the title argument. The delay argument
is in milliseconds.
'''
if not msg:
log.warning('Empty message for notification dialog')
if title is None:
title = self.addon.getAddonInfo('name')
xbmcgui.Dialog().notification(heading=title, message=msg, time=delay, icon=image)
def _listitemify(self, item):
'''Creates an xbmcswift2.ListItem if the provided value for item is a
dict. If item is already a valid xbmcswift2.ListItem, the item is
returned unmodified.
'''
info_type = self.info_type if hasattr(self, 'info_type') else 'video'
# Create ListItems for anything that is not already an instance of
# ListItem
if not hasattr(item, 'as_tuple'):
if 'info_type' not in item.keys():
item['info_type'] = info_type
item = ListItem.from_dict(**item)
return item
def _add_subtitles(self, subtitles):
'''Adds subtitles to playing video.
:param subtitles: A URL to a remote subtitles file or a local filename
for a subtitles file.
.. warning:: You must start playing a video before calling this method
or it will loop for an indefinite length.
'''
# This method is named with an underscore to suggest that callers pass
# the subtitles argument to set_resolved_url instead of calling this
# method directly. This is to ensure a video is played before calling
# this method.
player = xbmc.Player()
for _ in xrange(30):
if player.isPlaying():
break
time.sleep(1)
else:
raise Exception('No video playing. Aborted after 30 seconds.')
player.setSubtitles(subtitles)
def set_resolved_url(self, item=None, subtitles=None):
'''Takes a url or a listitem to be played. Used in conjunction with a
playable list item with a path that calls back into your addon.
:param item: A playable list item or url. Pass None to alert XBMC of a
failure to resolve the item.
.. warning:: When using set_resolved_url you should ensure
the initial playable item (which calls back
into your addon) doesn't have a trailing
slash in the URL. Otherwise it won't work
reliably with KODI's PlayMedia().
:param subtitles: A URL to a remote subtitles file or a local filename
for a subtitles file to be played along with the
item.
'''
if self._end_of_directory:
raise Exception('Current XBMC handle has been removed. Either '
'set_resolved_url(), end_of_directory(), or '
'finish() has already been called.')
self._end_of_directory = True
succeeded = True
if item is None:
# None item indicates the resolve url failed.
item = {}
succeeded = False
# caller is passing a url instead of an item dict
if isinstance(item, basestring):
item = {'path': item}
item = self._listitemify(item)
item.set_played(True)
xbmcplugin.setResolvedUrl(self.handle, succeeded,
item.as_xbmc_listitem())
# call to _add_subtitles must be after setResolvedUrl
if subtitles:
self._add_subtitles(subtitles)
return [item]
def play_video(self, item, player=None):
try:
# videos are always type video
item['info_type'] = 'video'
except TypeError:
pass # not a dict
item = self._listitemify(item)
item.set_played(True)
if player:
_player = xbmc.Player(player)
else:
_player = xbmc.Player()
_player.play(item.get_path(), item.as_xbmc_listitem())
return [item]
def add_items(self, items):
'''Adds ListItems to the KODI interface. Each item in the
provided list should either be instances of xbmcswift2.ListItem,
or regular dictionaries that will be passed to
xbmcswift2.ListItem.from_dict. Returns the list of ListItems.
:param items: An iterable of items where each item is either a
dictionary with keys/values suitable for passing to
:meth:`xbmcswift2.ListItem.from_dict` or an instance of
:class:`xbmcswift2.ListItem`.
'''
_items = [self._listitemify(item) for item in items]
tuples = [item.as_tuple() for item in _items]
xbmcplugin.addDirectoryItems(self.handle, tuples, len(tuples))
# We need to keep track internally of added items so we can return them
# all at the end for testing purposes
self.added_items.extend(_items)
# Possibly need an if statement if only for debug mode
return _items
def end_of_directory(self, succeeded=True, update_listing=False,
cache_to_disc=True):
'''Wrapper for xbmcplugin.endOfDirectory. Records state in
self._end_of_directory.
Typically it is not necessary to call this method directly, as
calling :meth:`~xbmcswift2.Plugin.finish` will call this method.
'''
self._update_listing = update_listing
if not self._end_of_directory:
self._end_of_directory = True
# Finalize the directory items
return xbmcplugin.endOfDirectory(self.handle, succeeded,
update_listing, cache_to_disc)
assert False, 'Already called endOfDirectory.'
def add_sort_method(self, sort_method, label2_mask=None):
'''A wrapper for `xbmcplugin.addSortMethod()
<https://codedocs.xyz/xbmc/xbmc/group__python__xbmcplugin.html#ga85b3bff796fd644fb28f87b136025f40>`_.
You can use ``dir(xbmcswift2.SortMethod)`` to list all available sort
methods.
:param sort_method: A valid sort method. You can provided the constant
from xbmcplugin, an attribute of SortMethod, or a
string name. For instance, the following method
calls are all equivalent:
* ``plugin.add_sort_method(xbmcplugin.SORT_METHOD_TITLE)``
* ``plugin.add_sort_metohd(SortMethod.TITLE)``
* ``plugin.add_sort_method('title')``
:param label2_mask: A mask pattern for label2. See the `XBMC
documentation
<https://codedocs.xyz/xbmc/xbmc/group__python__xbmcplugin.html#ga85b3bff796fd644fb28f87b136025f40>`_
for more information.
'''
try:
# Assume it's a string and we need to get the actual int value
sort_method = SortMethod.from_string(sort_method)
except AttributeError:
# sort_method was already an int (or a bad value)
pass
if label2_mask:
xbmcplugin.addSortMethod(self.handle, sort_method, label2_mask)
else:
xbmcplugin.addSortMethod(self.handle, sort_method)
def finish(self, items=None, sort_methods=None, succeeded=True,
update_listing=False, cache_to_disc=True, view_mode=None):
'''Adds the provided items to the KODI interface.
:param items: an iterable of items where each item is either a
dictionary with keys/values suitable for passing to
:meth:`xbmcswift2.ListItem.from_dict` or an instance of
:class:`xbmcswift2.ListItem`.
:param sort_methods: a list of valid KODI sort_methods. Each item in
the list can either be a sort method or a tuple of
``sort_method, label2_mask``. See
:meth:`add_sort_method` for
more detail concerning valid sort_methods.
Example call with sort_methods::
sort_methods = ['label', 'title', ('date', '%D')]
plugin.finish(items, sort_methods=sort_methods)
:param view_mode: can either be an integer (or parseable integer
string) corresponding to a view_mode or the name of a type of view.
Currrently the only view type supported is 'thumbnail'.
:returns: a list of all ListItems added to the KODI interface.
'''
# If we have any items, add them. Items are optional here.
if items:
self.add_items(items)
if sort_methods:
for sort_method in sort_methods:
if not isinstance(sort_method, basestring) and hasattr(sort_method, '__len__'):
self.add_sort_method(*sort_method)
else:
self.add_sort_method(sort_method)
# Finalize the directory items
self.end_of_directory(succeeded, update_listing, cache_to_disc)
# Return the cached list of all the list items that were added
return self.added_items