source: WAeUP_SRP/branches/regebro-noskins/PatchCPSUserFolderUserFolder.py @ 15596

Last change on this file since 15596 was 1515, checked in by Henrik Bettermann, 18 years ago

CouseAdviser? role modifications

File size: 4.0 KB
Line 
1from AccessControl import ClassSecurityInfo
2from ExtensionClass import Base
3from Acquisition import Implicit
4from Acquisition import aq_base, aq_parent, aq_inner
5
6security = ClassSecurityInfo()
7
8security.declarePublic('getRolesInContext')
9def getRolesInContext(self, object):
10    """Get the list of roles assigned to the user.
11    This includes local roles assigned in the context of
12    the passed in object.
13    Knows about local roles blocking (roles starting with '-').
14    """
15    name = self.getUserName()
16    roles = self.getRoles()
17    # deal with groups
18    groups = self.getComputedGroups()
19    # end groups
20    local = {}
21    stop_loop = 0
22    real_object = object
23    object = aq_inner(object)
24    while 1:
25        # Collect all roles info
26        lrd = {}
27        local_roles = getattr(object, '__ac_local_roles__', None)
28        if local_roles:
29            if callable(local_roles):
30                local_roles = local_roles() or {}
31            for r in local_roles.get(name, ()):
32                if r:
33                    lrd[r] = None
34        local_group_roles = getattr(object, '__ac_local_group_roles__', None)
35        if local_group_roles:
36            if callable(local_group_roles):
37                local_group_roles = local_group_roles() or {}
38            for g in groups:
39                for r in local_group_roles.get(g, ()):
40                    if r:
41                        lrd[r] = None
42        lr = lrd.keys()
43        # Positive role assertions
44        for r in lr:
45            if r[0] != '-':
46                if not local.has_key(r):
47                    local[r] = 1 # acquired role
48        # Negative (blocking) role assertions
49        for r in lr:
50            if r[0] == '-':
51                r = r[1:]
52                if not r:
53                    # role '-' blocks all acquisition
54                    stop_loop = 1
55                    break
56                if not local.has_key(r):
57                    local[r] = 0 # blocked role
58        if stop_loop:
59            break
60        if hasattr(object, 'aq_parent'):
61            object = aq_inner(object.aq_parent)
62            continue
63        if hasattr(object, 'im_self'):
64            object = aq_inner(object.im_self)
65            continue
66        break
67    roles = list(roles)
68    for r, v in local.items():
69        if v: # only if not blocked
70            roles.append(r)
71    ## patch to assign dynamic roles for WAeUP
72    while 1:
73        if callable(real_object) and hasattr(real_object,'im_self'):
74            real_object = real_object.im_self
75        if hasattr(real_object,'portal_type') and\
76                   real_object.portal_type not in ("Student","StudentClearance","StudentStudyLevel"):
77            break
78        sc = getattr(real_object,'study_course',None)
79        if sc is None:
80            break
81        sc_obj = sc.getContent()
82        res_sc = self.portal_catalog(portal_type="Certificate",
83                                     id = sc_obj.study_course)
84        if len(res_sc) != 1:
85            break
86        cert_path = res_sc[0].getPath().split('/')
87        fac_id = cert_path[-4]
88        dep_id = cert_path[-3]
89
90
91        # temporary sel-healing function
92        # deprecated after reindexing the students_catalog
93        student_id = self.getStudentId()
94        res = self.students_catalog(id=student_id)
95        if len(res) != 1:
96            break
97        self.students_catalog.modifyRecord(id = student_id,
98                                                faculty = fac_id,
99                                                department = dep_id,
100                                                )
101
102
103        res = self.portal_catalog(portal_type="Department",id=dep_id)
104        if len(res) != 1:
105            break
106        dynamic_roles = self.getRolesInContext(res[0].getObject())
107        for dr in ('ClearanceOfficer','CourseAdviser', 'SectionManager'):
108            if dr in dynamic_roles:
109                roles.append(dr)
110        break
111    return roles
112
113from Products.CPSUserFolder.CPSUserFolder import CPSUser
114CPSUser.getRolesInContext = getRolesInContext
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