mirror of
https://github.com/morpheus65535/bazarr
synced 2024-12-26 09:37:25 +00:00
137 lines
4.3 KiB
Python
137 lines
4.3 KiB
Python
# -*- coding: utf-8 -*-
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from __future__ import unicode_literals
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from logging import NullHandler, getLogger
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from six import PY3, binary_type, string_types, text_type
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from .core import Reportable
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logger = getLogger(__name__)
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logger.addHandler(NullHandler())
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_visible_chars_table = dict.fromkeys(range(32))
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def _is_unknown(value):
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return isinstance(value, text_type) and (not value or value.lower() == 'unknown')
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class Property(Reportable):
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"""Property class."""
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def __init__(self, name, default=None, private=False, description=None, delimiter=' / ', **kwargs):
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"""Init method."""
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super(Property, self).__init__(name, description, **kwargs)
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self.default = default
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self.private = private
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# Used to detect duplicated values. e.g.: en / en or High@L4.0 / High@L4.0 or Progressive / Progressive
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self.delimiter = delimiter
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def extract_value(self, track, context):
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"""Extract the property value from a given track."""
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names = self.name.split('.')
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value = track.get(names[0], {}).get(names[1]) if len(names) == 2 else track.get(self.name)
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if value is None:
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if self.default is None:
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return
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value = self.default
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if isinstance(value, string_types):
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if isinstance(value, binary_type):
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value = text_type(value)
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else:
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value = value.translate(_visible_chars_table).strip()
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if _is_unknown(value):
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return
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value = self._deduplicate(value)
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result = self.handle(value, context)
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if result is not None and not _is_unknown(result):
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return result
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@classmethod
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def _deduplicate(cls, value):
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values = value.split(' / ')
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if len(values) == 2 and values[0] == values[1]:
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return values[0]
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return value
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def handle(self, value, context):
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"""Return the value without any modification."""
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return value
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class Configurable(Property):
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"""Configurable property where values are in a config mapping."""
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def __init__(self, config, *args, **kwargs):
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"""Init method."""
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super(Configurable, self).__init__(*args, **kwargs)
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self.mapping = getattr(config, self.__class__.__name__)
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@classmethod
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def _extract_key(cls, value):
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return text_type(value).upper()
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@classmethod
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def _extract_fallback_key(cls, value, key):
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pass
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def _lookup(self, key, context):
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result = self.mapping.get(key)
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if result is not None:
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result = getattr(result, context.get('profile') or 'default')
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return result if result != '__ignored__' else False
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def handle(self, value, context):
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"""Return Variable or Constant."""
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key = self._extract_key(value)
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if key is False:
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return
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result = self._lookup(key, context)
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if result is False:
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return
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while not result and key:
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key = self._extract_fallback_key(value, key)
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result = self._lookup(key, context)
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if result is False:
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return
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if not result:
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self.report(value, context)
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return result
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class MultiValue(Property):
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"""Property with multiple values."""
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def __init__(self, prop=None, delimiter='/', single=False, handler=None, name=None, **kwargs):
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"""Init method."""
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super(MultiValue, self).__init__(prop.name if prop else name, **kwargs)
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self.prop = prop
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self.delimiter = delimiter
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self.single = single
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self.handler = handler
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def handle(self, value, context):
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"""Handle properties with multiple values."""
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values = (self._split(value[0], self.delimiter)
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if len(value) == 1 else value) if isinstance(value, list) else self._split(value, self.delimiter)
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call = self.handler or self.prop.handle
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if len(values) > 1 and not self.single:
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return [call(item, context) if not _is_unknown(item) else None for item in values]
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return call(values[0], context)
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@classmethod
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def _split(cls, value, delimiter='/'):
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if value is None:
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return
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v = text_type(value)
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result = map(text_type.strip, v.split(delimiter))
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return list(result) if PY3 else result
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