Пример #1
0
def evolve(context):
    linkcatalogs.ensureEvolved(context)
    root = context.connection.root().get(ZopePublication.root_name, None)

    savepoint_counter = 0

    # Groups are no longer allowed as members of a section.
    groups = findObjectsProviding(root, IGroup)
    for group in groups:
        targets = getRelatedObjects(group, URIGroup, rel_type=URIMembership)
        group_members = getRelatedObjects(group,
                                          URIMember,
                                          rel_type=URIMembership)

        for target in targets:
            target_members = getRelatedObjects(target,
                                               URIMember,
                                               rel_type=URIMembership)
            for member in group_members:
                if member not in target_members:
                    relate(URIMembership, (member, URIMember),
                           (target, URIGroup))
                savepoint_counter += 1
            unrelate(URIMembership, (group, URIMember), (target, URIGroup))
        if savepoint_counter % 2000 == 0:
            transaction.savepoint(optimistic=True)

    # Courses gained several new attributes, fill in their course_id
    courses = findObjectsProviding(root, ICourse)
    for course in courses:
        if getattr(course, 'course_id', None) is None:
            course.course_id = course.__name__
Пример #2
0
def evolve(context):
    linkcatalogs.ensureEvolved(context)
    root = context.connection.root().get(ZopePublication.root_name, None)

    savepoint_counter = 0

    # Groups are no longer allowed as members of a section.
    groups = findObjectsProviding(root, IGroup)
    for group in groups:
        targets = getRelatedObjects(
            group, URIGroup, rel_type=URIMembership)
        group_members = getRelatedObjects(
            group, URIMember, rel_type=URIMembership)

        for target in targets:
            target_members = getRelatedObjects(
                target, URIMember, rel_type=URIMembership)
            for member in group_members:
                if member not in target_members:
                    relate(URIMembership,
                           (member, URIMember),
                           (target, URIGroup))
                savepoint_counter += 1
            unrelate(URIMembership,
                     (group, URIMember),
                     (target, URIGroup))
        if savepoint_counter % 2000 == 0:
            transaction.savepoint(optimistic=True)

    # Courses gained several new attributes, fill in their course_id
    courses = findObjectsProviding(root, ICourse)
    for course in courses:
        if getattr(course, 'course_id', None) is None:
            course.course_id = course.__name__
Пример #3
0
 def relate(self, other, meaning=ACTIVE, code=ACTIVE_CODE):
     links = IRelationshipLinks(self.this)
     try:
         link = links.find(self.my_role, other, self.other_role, self.rel_type)
     except ValueError:
         relate(self.rel_type,
                (self.this, self.my_role),
                (other, self.other_role))
         link = links.find(self.my_role, other, self.other_role, self.rel_type)
     link.state.set(self.filter_date, meaning=meaning, code=code)
     notify(LinkStateModifiedEvent(
             link, self.this, other, self.filter_date, meaning, code))
Пример #4
0
 def relate(self, other, meaning=ACTIVE, code=ACTIVE_CODE):
     links = IRelationshipLinks(self.this)
     try:
         link = links.find(self.my_role, other, self.other_role,
                           self.rel_type)
     except ValueError:
         relate(self.rel_type, (self.this, self.my_role),
                (other, self.other_role))
         link = links.find(self.my_role, other, self.other_role,
                           self.rel_type)
     link.state.set(self.filter_date, meaning=meaning, code=code)
     notify(
         LinkStateModifiedEvent(link, self.this, other, self.filter_date,
                                meaning, code))