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1
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try:
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2
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import lasso
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3
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except ImportError:
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4
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pass
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5
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6
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from quixote import get_publisher
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7
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8
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from wcs.roles import Role
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9
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10
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from qommon import get_cfg, get_logger
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11
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import qommon.saml2
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12
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13
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14
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class Saml2Directory(qommon.saml2.Saml2Directory):
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15
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def extract_attributes(self, session, login):
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16
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'''Separate attributes as two dictionaries: one for last value, one for
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17
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the list of values.'''
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18
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lasso_session = lasso.Session.newFromDump(session.lasso_session_dump)
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19
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try:
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20
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assertion = lasso_session.getAssertions(None)[0]
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21
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except:
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22
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get_logger().warn('failed to lookup assertion')
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23
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return user
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24
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25
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d = {}
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26
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m = {}
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27
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try:
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28
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for attribute in assertion.attributeStatement[0].attribute:
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29
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try:
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30
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d[attribute.name] = attribute.attributeValue[0].any[0].content
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31
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for attribute_value in attribute.attributeValue:
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32
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l = m.setdefault(attribute.name, [])
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33
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l.append(attribute_value.any[0].content)
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34
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except IndexError:
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35
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pass
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36
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except IndexError:
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37
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pass
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38
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return d, m
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39
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40
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def legacy_fill_user_attributes(self, session, login, user):
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41
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'''Fill fields using a legacy attribute to field varname mapping'''
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42
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d, m = self.extract_attributes(session, login)
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43
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users_cfg = get_cfg('users', {}) or {}
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44
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get_logger().debug('using legacy attribute filling')
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45
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46
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# standard attributes
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47
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user.name = d.get('cn')
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48
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user.email = d.get('mail')
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49
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50
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# email field
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51
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field_email = users_cfg.get('field_email')
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52
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if field_email:
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53
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user.form_data[field_email] = d.get('mail') or d.get('email')
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54
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55
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# name field, this only works if there's a single field for the name
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56
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field_name_values = users_cfg.get('field_name')
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57
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if field_name_values:
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58
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if type(field_name_values) is str: # it was a string in previous versions
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59
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field_name_values = [field_name_values]
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60
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if len(field_name_values) == 1:
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61
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user.form_data[field_name_values[0]] = d.get('cn')
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62
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63
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# other fields, matching is done on known LDAP attribute names and
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64
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# common variable names
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65
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extra_field_mappings = [
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66
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('gn', ('firstname', 'prenom')),
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67
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('givenName', ('firstname', 'prenom')),
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68
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('surname', ('surname', 'name', 'nom',)),
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69
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('sn', ('surname', 'name', 'nom',)),
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70
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('personalTitle', ('personalTitle', 'civilite',)),
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71
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('l', ('location', 'commune', 'ville',)),
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72
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('streetAddress', ('streetAddress', 'address', 'adresse', 'street',)),
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73
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('street', ('streetAddress', 'address', 'adresse', 'street',)),
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74
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('postalCode', ('postalCode', 'codepostal', 'cp',)),
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75
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('telephoneNumber', ('telephoneNumber', 'telephonefixe', 'telephone',)),
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76
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('mobile', ('mobile', 'telephonemobile',)),
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77
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('faxNumber', ('faxNumber', 'fax')),
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78
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]
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79
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80
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for attribute_key, field_varnames in extra_field_mappings:
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81
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if not attribute_key in d:
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82
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continue
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83
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for field in user.get_formdef().fields:
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84
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if field.varname in field_varnames:
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85
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user.form_data[field.id] = d.get(attribute_key)
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86
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87
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def lookup_user(self, session, login = None, name_id = None):
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88
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user = qommon.saml2.Saml2Directory.lookup_user(self, session, login, name_id)
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89
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90
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if not user:
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91
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user = get_publisher().user_class()
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92
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# already done by parent.lookup_user() for existing users
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93
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self.fill_user_attributes(session, login, user)
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94
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95
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# apply legacy mapping when not configured
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96
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idp = qommon.saml2.get_remote_provider_cfg(login)
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97
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if not idp.get('attribute-mapping'):
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98
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self.legacy_fill_user_attributes(session, login, user)
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99
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100
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if user.form_data:
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101
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user.set_attributes_from_formdata(user.form_data)
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102
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103
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if not (user.name and user.email):
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104
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# we didn't get useful attributes, forget it.
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105
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get_logger().warn('failed to get useful attributes from the assertion')
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106
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return None
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|
107
|
|
|
108
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if not login.nameIdentifier.content in user.name_identifiers:
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|
109
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user.name_identifiers.append(login.nameIdentifier.content)
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110
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111
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if login and login.identity:
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112
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user.lasso_dump = login.identity.dump()
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|
113
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114
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user.store()
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115
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return user
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