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https://github.com/SickGear/SickGear.git
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76 lines
3.2 KiB
Python
76 lines
3.2 KiB
Python
# Copyright 2018 Google Inc.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish, dis-
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# tribute, sublicense, and/or sell copies of the Software, and to permit
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# persons to whom the Software is furnished to do so, subject to the fol-
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# lowing conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
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# ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
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# SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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# IN THE SOFTWARE.
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import types
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from boto.gs.user import User
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from boto.exception import InvalidEncryptionConfigError
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from xml.sax import handler
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# Relevant tags for the EncryptionConfiguration XML document.
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DEFAULT_KMS_KEY_NAME = 'DefaultKmsKeyName'
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ENCRYPTION_CONFIG = 'EncryptionConfiguration'
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class EncryptionConfig(handler.ContentHandler):
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"""Encapsulates the EncryptionConfiguration XML document"""
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def __init__(self):
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# Valid items in an EncryptionConfiguration XML node.
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self.default_kms_key_name = None
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self.parse_level = 0
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def validateParseLevel(self, tag, level):
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"""Verify parse level for a given tag."""
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if self.parse_level != level:
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raise InvalidEncryptionConfigError(
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'Invalid tag %s at parse level %d: ' % (tag, self.parse_level))
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def startElement(self, name, attrs, connection):
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"""SAX XML logic for parsing new element found."""
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if name == ENCRYPTION_CONFIG:
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self.validateParseLevel(name, 0)
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self.parse_level += 1;
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elif name == DEFAULT_KMS_KEY_NAME:
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self.validateParseLevel(name, 1)
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self.parse_level += 1;
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else:
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raise InvalidEncryptionConfigError('Unsupported tag ' + name)
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def endElement(self, name, value, connection):
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"""SAX XML logic for parsing new element found."""
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if name == ENCRYPTION_CONFIG:
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self.validateParseLevel(name, 1)
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self.parse_level -= 1;
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elif name == DEFAULT_KMS_KEY_NAME:
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self.validateParseLevel(name, 2)
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self.parse_level -= 1;
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self.default_kms_key_name = value.strip()
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else:
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raise InvalidEncryptionConfigError('Unsupported end tag ' + name)
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def to_xml(self):
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"""Convert EncryptionConfig object into XML string representation."""
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s = ['<%s>' % ENCRYPTION_CONFIG]
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if self.default_kms_key_name:
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s.append('<%s>%s</%s>' % (DEFAULT_KMS_KEY_NAME,
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self.default_kms_key_name,
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DEFAULT_KMS_KEY_NAME))
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s.append('</%s>' % ENCRYPTION_CONFIG)
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return ''.join(s)
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