source: WAeUP_SRP/base/PatchCPSUserFolderUserFolder.py @ 2397

Last change on this file since 2397 was 2065, checked in by joachim, 17 years ago

fix it correct
File size: 7.5 KB
Line 
1from AccessControl import ClassSecurityInfo
2from ExtensionClass import Base
3from Acquisition import Implicit
4from Acquisition import aq_base, aq_parent, aq_inner
5import re
6security = ClassSecurityInfo()
7
8def getCertificateObject(self,st_entry):
9    try:
10        return getattr(getattr(getattr(self.portal_url.getPortalObject().campus.academics,st_entry.faculty),
11                               st_entry.department).certificates,st_entry.course)
12    except:
13        return None
14
15security.declarePublic('getRolesInContext')
16def getRolesInContext(self, object):
17    """Get the list of roles assigned to the user.
18    This includes local roles assigned in the context of
19    the passed in object.
20    Knows about local roles blocking (roles starting with '-').
21    """
22    name = self.getUserName()
23    roles = self.getRoles()
24    # deal with groups
25    groups = self.getComputedGroups()
26    # end groups
27    local = {}
28    stop_loop = 0
29    real_object = object
30    object = aq_inner(object)
31    while 1:
32        # Collect all roles info
33        lrd = {}
34        local_roles = getattr(object, '__ac_local_roles__', None)
35        if local_roles:
36            if callable(local_roles):
37                local_roles = local_roles() or {}
38            for r in local_roles.get(name, ()):
39                if r:
40                    lrd[r] = None
41        local_group_roles = getattr(object, '__ac_local_group_roles__', None)
42        if local_group_roles:
43            if callable(local_group_roles):
44                local_group_roles = local_group_roles() or {}
45            for g in groups:
46                for r in local_group_roles.get(g, ()):
47                    if r:
48                        lrd[r] = None
49        lr = lrd.keys()
50        # Positive role assertions
51        for r in lr:
52            if r[0] != '-':
53                if not local.has_key(r):
54                    local[r] = 1 # acquired role
55        # Negative (blocking) role assertions
56        for r in lr:
57            if r[0] == '-':
58                r = r[1:]
59                if not r:
60                    # role '-' blocks all acquisition
61                    stop_loop = 1
62                    break
63                if not local.has_key(r):
64                    local[r] = 0 # blocked role
65        if stop_loop:
66            break
67        if hasattr(object, 'aq_parent'):
68            object = aq_inner(object.aq_parent)
69            continue
70        if hasattr(object, 'im_self'):
71            object = aq_inner(object.im_self)
72            continue
73        break
74    roles = list(roles)
75    for r, v in local.items():
76        if v: # only if not blocked
77            roles.append(r)
78    ## patch to assign dynamic roles for WAeUP
79    while 1:
80        #if self.isStudent():
81        #    break
82        # if re.match(r'\D\d\d\d\d\d\d',name):
83        #    break
84        #if len(name) != 7:
85        #    break
86        #try:
87        #    int(name[1:])
88        #except:
89        #    break
90        o = ord(name[1])
91        if o >= 48 and o <= 57:
92            break
93        groups = self.portal_membership.getAuthenticatedMember().getGroups()
94        if not ("ClearanceOfficers" in groups or "CourseAdvisers" in groups):
95            break
96        if callable(real_object) and hasattr(real_object,'im_self'):
97            real_object = real_object.im_self
98
99        if real_object is None:
100            break
101        if hasattr(real_object,'portal_type') and\
102                   real_object.portal_type not in ("Student",
103                                                   "StudentClearance",
104                                                   "StudentStudyLevel",
105                                                   "StudentCourseResult",
106                                                  ):
107            break
108
109        # don't test if it is not a proxy
110        #if real_object.portal_type == real_object.meta_type:
111        #    break
112
113        # can be later simplified by replacing by students_catalog values - Henrik
114        # getattr works always because of acquisition ?! Henrik
115        # sc = getattr(real_object,'study_course',None)
116        # if sc is None:
117        #     break
118        # sc_obj = sc.getContent()
119        # cert_id = sc_obj.study_course
120        # res_cert = self.portal_catalog(id = cert_id)
121        # if len(res_cert) != 1:
122        #     break
123        # certificate_brain = res_cert[0]
124        # certificate_obj = certificate_brain.getObject()
125        # cert_path = certificate_brain.getPath().split('/')
126        # fac_id = cert_path[-4]
127        # dep_id = cert_path[-3]
128        # temporary self-healing function
129        # deprecated after reindexing the students_catalog
130        student_id = self.getStudentId()
131        res = self.students_catalog(id=student_id)
132        if len(res) != 1:
133            break
134        st_entry = res[0]
135        # if st_entry.faculty != fac_id or\
136        #    st_entry.department != dep_id or\
137        #    st_entry.course != cert_id:
138        #        self.students_catalog.modifyRecord(id = student_id,
139        #                                         faculty = fac_id,
140        #                                         department = dep_id,
141        #                                         course = cert_id
142        #                                         )
143        if real_object.portal_type in ("StudentStudyLevel","StudentCourseResult"):
144            # res_cert = self.portal_catalog(id = st_entry.course)
145            # if len(res_cert) != 1:
146            #     break
147            # certificate_brain = res_cert[0]
148            # certificate_obj = certificate_brain.getObject()
149            certificate_obj = getCertificateObject(self,st_entry)
150            if certificate_obj is None:
151                #from pdb import set_trace;set_trace()
152                break
153            if real_object.meta_type.endswith('Folder'): # it is a proxy
154                object = real_object
155            else:
156                object = real_object.aq_parent
157            if real_object.portal_type == "StudentStudyLevel":
158                level = object.getId()
159            elif real_object.portal_type == "StudentCourseResult":
160                level = object.aq_parent.getId()
161            context_obj = getattr(certificate_obj,level,None)
162            if context_obj is None:
163                #from pdb import set_trace;set_trace()
164                break
165            allowed = set(('CourseAdviser', 'SectionManager'))
166        elif real_object.portal_type == "Student" and "CourseAdvisers" in groups:
167            #we need some special processing since CourseAdvisers are only
168            #specified per StudyLevel
169            certificate_obj = getCertificateObject(self,st_entry)
170            if certificate_obj is None:
171                #from pdb import set_trace;set_trace()
172                break
173            allowed = set(('CourseAdviser', 'SectionManager'))
174            for context_obj in certificate_obj.objectValues():
175                dynamic_roles = set(self.getRolesInContext(context_obj))
176                intersect = dynamic_roles & allowed
177                if intersect:
178                    roles.extend(list(intersect))
179            break
180        else:
181            res = self.portal_catalog(portal_type="Department",id=st_entry.department)
182            allowed = set(('ClearanceOfficer', 'SectionManager'))
183            if len(res) != 1:
184                break
185            context_obj = res[0].getObject()
186        dynamic_roles = set(self.getRolesInContext(context_obj))
187        intersect = dynamic_roles & allowed
188        if intersect:
189            roles.extend(list(intersect))
190        break
191    return roles
192
193from Products.CPSUserFolder.CPSUserFolder import CPSUser
194CPSUser.getRolesInContext = getRolesInContext
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