Source Code for Package ndg.saml.xml

  1  """Implementation of SAML 2.0 for NDG Security - XML package 
  2   
  3  NERC DataGrid Project 
  4   
  5  This implementation is adapted from the Java OpenSAML implementation.  The  
  6  copyright and licence information are included here: 
  7   
  8  Copyright [2005] [University Corporation for Advanced Internet Development, Inc.] 
  9   
 10  Licensed under the Apache License, Version 2.0 (the "License"); 
 11  you may not use this file except in compliance with the License. 
 12  You may obtain a copy of the License at 
 13   
 14  http://www.apache.org/licenses/LICENSE-2.0 
 15   
 16  Unless required by applicable law or agreed to in writing, software 
 17  distributed under the License is distributed on an "AS IS" BASIS, 
 18  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
 19  See the License for the specific language governing permissions and 
 20  limitations under the License. 
 21  """ 
 22  __author__ = "P J Kershaw" 
 23  __date__ = "23/07/09" 
 24  __copyright__ = "(C) 2009 Science and Technology Facilities Council" 
 25  __contact__ = "Philip.Kershaw@stfc.ac.uk" 
 26  __license__ = "http://www.apache.org/licenses/LICENSE-2.0" 
 27  __contact__ = "Philip.Kershaw@stfc.ac.uk" 
 28  __revision__ = "$Id: __init__.py 7130 2010-06-30 13:33:07Z pjkersha $" 
 29  import logging 
 30  log = logging.getLogger(__name__) 
 31      
 32   
 33 -class XMLConstants(object): 
 34      '''XML related constants. 
 35       
 36      @cvar XMLTOOLING_CONFIG_NS: Configuration namespace 
 37      @type XMLTOOLING_CONFIG_NS: string 
 38      @cvar XMLTOOLING_CONFIG_PREFIX: Configuration namespace prefix 
 39      @type XMLTOOLING_CONFIG_PREFIX: string 
 40      @cvar XMLTOOLING_DEFAULT_OBJECT_PROVIDER: object provider 
 41      @type XMLTOOLING_DEFAULT_OBJECT_PROVIDER: string 
 42      @cvar XML_NS: XML core namespace 
 43      @type XML_NS: string 
 44      @cvar XML_PREFIX: XML core prefix for xml attributes 
 45      @type XML_PREFIX: string 
 46      @cvar XMLNS_NS: XML namespace for xmlns attributes 
 47      @type XMLNS_NS: string 
 48      @cvar XMLNS_PREFIX: XML namespace prefix for xmlns attributes 
 49      @type XMLNS_PREFIX: string 
 50      @cvar XSD_NS: XML Schema namespace 
 51      @type XSD_NS: string 
 52      @cvar XSD_PREFIX: XML Schema QName prefix 
 53      @type XSD_PREFIX: string 
 54      @cvar XSI_NS: XML Schema Instance namespace 
 55      @type XSI_NS: string 
 56      @cvar XSI_PREFIX: XML Schema Instance QName prefix 
 57      @type XSI_PREFIX: string 
 58      @cvar XMLSIG_NS: XML XMLSecSignatureImpl namespace 
 59      @type XMLSIG_NS: string 
 60      @cvar XMLSIG_PREFIX: XML XMLSecSignatureImpl QName prefix 
 61      @type XMLSIG_PREFIX: string 
 62      @cvar XMLENC_NS: XML Encryption namespace 
 63      @type XMLENC_NS: string 
 64      @cvar XMLENC_PREFIX: XML Encryption QName prefix 
 65      @type XMLENC_PREFIX: string 
 66      @cvar XMLENC_ENCDATA_LOCAL_NAME: Local name of EncryptedData element 
 67      @type XMLENC_ENCDATA_LOCAL_NAME: string 
 68      @cvar XMLENC_ENCKEY_LOCAL_NAME: Local name of EncryptedKey element 
 69      @type XMLENC_ENCKEY_LOCAL_NAME: string 
 70      ''' 
 71   
 72      # XML Tooling 
 73   
 74      # Configuration namespace 
 75      XMLTOOLING_CONFIG_NS = "http://www.opensaml.org/xmltooling-config" 
 76   
 77      # Configuration namespace prefix 
 78      XMLTOOLING_CONFIG_PREFIX = "xt" 
 79       
 80      # Name of the object provider used for objects that don't have a registered 
 81      # object provider 
 82      XMLTOOLING_DEFAULT_OBJECT_PROVIDER = "DEFAULT" 
 83   
 84      # Core XML 
 85   
 86      # XML core namespace 
 87      XML_NS = "http://www.w3.org/XML/1998/namespace" 
 88       
 89      # XML core prefix for xml attributes 
 90      XML_PREFIX = "xml" 
 91   
 92      # XML namespace for xmlns attributes 
 93      XMLNS_NS = "http://www.w3.org/2000/xmlns/" 
 94   
 95      # XML namespace prefix for xmlns attributes 
 96      XMLNS_PREFIX = "xmlns" 
 97   
 98      # XML Schema namespace 
 99      XSD_NS = "http://www.w3.org/2001/XMLSchema" 
100   
101      # XML Schema QName prefix 
102      XSD_PREFIX = "xs" 
103   
104      # XML Schema Instance namespace 
105      XSI_NS = "http://www.w3.org/2001/XMLSchema-instance" 
106   
107      # XML Schema Instance QName prefix 
108      XSI_PREFIX = "xsi" 
109   
110      # XML XMLSecSignatureImpl namespace 
111      XMLSIG_NS = "http://www.w3.org/2000/09/xmldsig#" 
112   
113      # XML XMLSecSignatureImpl QName prefix 
114      XMLSIG_PREFIX = "ds" 
115   
116      # XML Encryption namespace 
117      XMLENC_NS = "http://www.w3.org/2001/04/xmlenc#" 
118   
119      # XML Encryption QName prefix 
120      XMLENC_PREFIX = "xenc" 
121       
122      # Local name of EncryptedData element 
123      XMLENC_ENCDATA_LOCAL_NAME = "EncryptedData" 
124       
125      # Local name of EncryptedKey element 
126      XMLENC_ENCKEY_LOCAL_NAME = "EncryptedKey" 
127   
128   
129 -class XMLTypeError(Exception): 
130      """Generic XML type exception""" 
131   
132 -class XMLTypeParseError(XMLTypeError): 
133      """Parse error for XML type""" 
134   
135 -class UnknownAttrProfile(XMLTypeError): 
136      """Raise from Attribute Value factory if attribute type is not recognised 
137      """ 
138