forked from axiom-team/astrXbian
72 lines
1.7 KiB
Python
72 lines
1.7 KiB
Python
# -*- coding: utf-8 -*-
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"""
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Copyright (C) 2014-2016 bromix (plugin.video.youtube)
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Copyright (C) 2016-2018 plugin.video.youtube
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SPDX-License-Identifier: GPL-2.0-only
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See LICENSES/GPL-2.0-only for more information.
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"""
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from six.moves import range
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class JsonScriptEngine(object):
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def __init__(self, json_script):
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self._json_script = json_script
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def execute(self, signature):
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_signature = signature
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_actions = self._json_script['actions']
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for action in _actions:
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func = ''.join(['_', action['func']])
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params = action['params']
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if func == '_return':
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break
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for i in range(len(params)):
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param = params[i]
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if param == '%SIG%':
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param = _signature
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params[i] = param
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break
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method = getattr(self, func)
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if method:
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_signature = method(*params)
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else:
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raise Exception("Unknown method '%s'" % func)
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return _signature
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@staticmethod
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def _join(signature):
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return ''.join(signature)
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@staticmethod
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def _list(signature):
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return list(signature)
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@staticmethod
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def _slice(signature, b):
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del signature[b:]
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return signature
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@staticmethod
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def _splice(signature, a, b):
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del signature[a:b]
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return signature
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@staticmethod
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def _reverse(signature):
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return signature[::-1]
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@staticmethod
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def _swap(signature, b):
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c = signature[0]
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signature[0] = signature[b % len(signature)]
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signature[b] = c
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return signature
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