def verify_requireds(self, discipline):
"""
Verify if discipline in the list is required of specific discipline.
"""
# is Required Of
disciplines = Disciplines.get_requireds(discipline.uri)
slug = self.kwargs.get('discipline', '')
for discipline in disciplines:
if discipline.slug == slug:
return False
requireds = Disciplines.get_requireds(self.get_object().uri)
for required in requireds:
if required.slug == discipline.slug:
return False
return True
def get_required(self):
"""
Get the specific required discipline.
"""
discipline = self.get_object()
requireds = Disciplines.get_requireds(discipline.uri)
slug = self.kwargs.get('required', '')
for required in requireds:
if required.slug == slug:
return required
return None
def get_context_data(self, **kwargs):
"""
Get discipline to specific semestes.
"""
context = super(DisciplineDetailView, self).get_context_data(**kwargs)
discipline = self.get_object()
context['are_requireds_of'] = Disciplines.get_is_required_of(
discipline.uri)
context['requireds'] = Disciplines.get_requireds(discipline.uri)
context['program'] = Disciplines.get_contents(discipline.uri)
return context
def remove_requireds(self):
"""
Remove all requireds discipline from discipline.
"""
discipline = self.get_object()
requireds = Disciplines.get_requireds(discipline.uri)
if requireds:
for required in requireds:
query = """
PREFIX pp: <http://www.semanticweb.org/ontologies/2018/Pedagogical_Project/>
DELETE {
<%s> pp:hasRequired <%s> .
<%s> pp:isRequiredOf <%s>
} WHERE {}
""" % (discipline.uri, required.uri, required.uri,
discipline.uri)
Query.update(query)