46
43
from ivle import util
49
from ivle.webapp.admin.projectservice import ProjectSetRESTView
46
from ivle.webapp.admin.projectservice import ProjectSetRESTView,\
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48
from ivle.webapp.admin.offeringservice import OfferingRESTView
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from ivle.webapp.admin.publishing import (root_to_subject, root_to_semester,
49
from ivle.webapp.admin.publishing import (root_to_subject,
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subject_to_offering, offering_to_projectset, offering_to_project,
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offering_to_enrolment, subject_url, semester_url, offering_url,
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projectset_url, project_url, enrolment_url)
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subject_url, offering_url, projectset_url, project_url)
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52
from ivle.webapp.admin.breadcrumbs import (SubjectBreadcrumb,
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OfferingBreadcrumb, UserBreadcrumb, ProjectBreadcrumb,
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from ivle.webapp.core import Plugin as CorePlugin
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OfferingBreadcrumb, UserBreadcrumb, ProjectBreadcrumb)
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from ivle.webapp.groups import GroupsView
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from ivle.webapp.media import media_url
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from ivle.webapp.tutorial import Plugin as TutorialPlugin
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class SubjectsView(XHTMLView):
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'''The view of the list of subjects.'''
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template = 'templates/subjects.html'
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breadcrumb_text = "Subjects"
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def authorize(self, req):
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return req.user is not None
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def populate(self, req, ctx):
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ctx['user'] = req.user
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ctx['semesters'] = []
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for semester in req.store.find(Semester).order_by(Desc(Semester.year),
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Desc(Semester.semester)):
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# For admins, show all subjects in the system
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offerings = list(semester.offerings.find())
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offerings = [enrolment.offering for enrolment in
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semester.enrolments.find(user=req.user)]
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ctx['semesters'].append((semester, offerings))
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class SubjectsManage(XHTMLView):
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'''Subject management view.'''
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template = 'templates/subjects-manage.html'
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def authorize(self, req):
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return req.user is not None and req.user.admin
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def populate(self, req, ctx):
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ctx['mediapath'] = media_url(req, CorePlugin, 'images/')
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ctx['SubjectView'] = SubjectView
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ctx['SubjectEdit'] = SubjectEdit
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ctx['SemesterEdit'] = SemesterEdit
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ctx['subjects'] = req.store.find(Subject).order_by(Subject.name)
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ctx['semesters'] = req.store.find(Semester).order_by(
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Semester.year, Semester.semester)
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class SubjectShortNameUniquenessValidator(formencode.FancyValidator):
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"""A FormEncode validator that checks that a subject name is unused.
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The subject referenced by state.existing_subject is permitted
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to hold that name. If any other object holds it, the input is rejected.
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def __init__(self, matching=None):
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self.matching = matching
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def _to_python(self, value, state):
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if (state.store.find(
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Subject, short_name=value).one() not in
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(None, state.existing_subject)):
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raise formencode.Invalid(
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'Short name already taken', value, state)
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class SubjectSchema(formencode.Schema):
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short_name = formencode.All(
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SubjectShortNameUniquenessValidator(),
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URLNameValidator(not_empty=True))
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name = formencode.validators.UnicodeString(not_empty=True)
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code = formencode.validators.UnicodeString(not_empty=True)
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class SubjectFormView(BaseFormView):
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"""An abstract form to add or edit a subject."""
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def authorize(self, req):
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return req.user is not None and req.user.admin
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def populate_state(self, state):
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state.existing_subject = None
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return SubjectSchema()
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class SubjectNew(SubjectFormView):
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"""A form to create a subject."""
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template = 'templates/subject-new.html'
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def get_default_data(self, req):
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def save_object(self, req, data):
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new_subject = Subject()
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new_subject.short_name = data['short_name']
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new_subject.name = data['name']
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new_subject.code = data['code']
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req.store.add(new_subject)
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class SubjectEdit(SubjectFormView):
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"""A form to edit a subject."""
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template = 'templates/subject-edit.html'
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def populate_state(self, state):
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state.existing_subject = self.context
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def get_default_data(self, req):
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'short_name': self.context.short_name,
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'name': self.context.name,
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'code': self.context.code,
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def save_object(self, req, data):
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self.context.short_name = data['short_name']
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self.context.name = data['name']
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self.context.code = data['code']
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class SemesterUniquenessValidator(formencode.FancyValidator):
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"""A FormEncode validator that checks that a semester is unique.
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There cannot be more than one semester for the same year and semester.
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def _to_python(self, value, state):
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if (state.store.find(
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Semester, year=value['year'], semester=value['semester']
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).one() not in (None, state.existing_semester)):
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raise formencode.Invalid(
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'Semester already exists', value, state)
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class SemesterSchema(formencode.Schema):
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year = URLNameValidator()
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semester = URLNameValidator()
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state = formencode.All(
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formencode.validators.OneOf(["past", "current", "future"]),
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formencode.validators.UnicodeString())
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chained_validators = [SemesterUniquenessValidator()]
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class SemesterFormView(BaseFormView):
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def authorize(self, req):
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return req.user is not None and req.user.admin
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return SemesterSchema()
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def get_return_url(self, obj):
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return '/subjects/+manage'
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class SemesterNew(SemesterFormView):
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"""A form to create a semester."""
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template = 'templates/semester-new.html'
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def populate_state(self, state):
232
state.existing_semester = None
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def get_default_data(self, req):
237
def save_object(self, req, data):
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new_semester = Semester()
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new_semester.year = data['year']
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new_semester.semester = data['semester']
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new_semester.state = data['state']
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req.store.add(new_semester)
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class SemesterEdit(SemesterFormView):
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"""A form to edit a semester."""
249
template = 'templates/semester-edit.html'
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def populate_state(self, state):
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state.existing_semester = self.context
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def get_default_data(self, req):
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'year': self.context.year,
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'semester': self.context.semester,
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'state': self.context.state,
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def save_object(self, req, data):
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self.context.year = data['year']
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self.context.semester = data['semester']
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self.context.state = data['state']
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class SubjectView(XHTMLView):
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'''The view of the list of offerings in a given subject.'''
270
template = 'templates/subject.html'
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def authorize(self, req):
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return req.user is not None
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def populate(self, req, ctx):
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ctx['context'] = self.context
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ctx['user'] = req.user
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ctx['offerings'] = list(self.context.offerings)
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ctx['permissions'] = self.context.get_permissions(req.user,req.config)
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ctx['SubjectEdit'] = SubjectEdit
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ctx['SubjectOfferingNew'] = SubjectOfferingNew
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class OfferingView(XHTMLView):
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"""The home page of an offering."""
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template = 'templates/offering.html'
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def populate(self, req, ctx):
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# Need the worksheet result styles.
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self.plugin_styles[TutorialPlugin] = ['tutorial.css']
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ctx['context'] = self.context
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ctx['permissions'] = self.context.get_permissions(req.user,req.config)
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ctx['format_submission_principal'] = util.format_submission_principal
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ctx['format_datetime'] = ivle.date.make_date_nice
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ctx['format_datetime_short'] = ivle.date.format_datetime_for_paragraph
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ctx['OfferingEdit'] = OfferingEdit
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ctx['OfferingCloneWorksheets'] = OfferingCloneWorksheets
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ctx['GroupsView'] = GroupsView
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ctx['EnrolmentsView'] = EnrolmentsView
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# As we go, calculate the total score for this subject
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# (Assessable worksheets only, mandatory problems only)
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ctx['worksheets'], problems_total, problems_done = (
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ivle.worksheet.utils.create_list_of_fake_worksheets_and_stats(
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req.config, req.store, req.user, self.context))
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ctx['exercises_total'] = problems_total
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ctx['exercises_done'] = problems_done
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if problems_total > 0:
316
if problems_done >= problems_total:
317
ctx['worksheets_complete_class'] = "complete"
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elif problems_done > 0:
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ctx['worksheets_complete_class'] = "semicomplete"
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ctx['worksheets_complete_class'] = "incomplete"
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# Calculate the final percentage and mark for the subject
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(ctx['exercises_pct'], ctx['worksheet_mark'],
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ctx['worksheet_max_mark']) = (
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ivle.worksheet.utils.calculate_mark(
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problems_done, problems_total))
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class SubjectValidator(formencode.FancyValidator):
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"""A FormEncode validator that turns a subject name into a subject.
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The state must have a 'store' attribute, which is the Storm store
335
def _to_python(self, value, state):
336
subject = state.store.find(Subject, short_name=value).one()
340
raise formencode.Invalid('Subject does not exist', value, state)
343
class SemesterValidator(formencode.FancyValidator):
344
"""A FormEncode validator that turns a string into a semester.
346
The string should be of the form 'year/semester', eg. '2009/1'.
348
The state must have a 'store' attribute, which is the Storm store
351
def _to_python(self, value, state):
353
year, semester = value.split('/')
355
year = semester = None
357
semester = state.store.find(
358
Semester, year=year, semester=semester).one()
362
raise formencode.Invalid('Semester does not exist', value, state)
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class OfferingUniquenessValidator(formencode.FancyValidator):
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"""A FormEncode validator that checks that an offering is unique.
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There cannot be more than one offering in the same year and semester.
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The offering referenced by state.existing_offering is permitted to
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hold that year and semester tuple. If any other object holds it, the
374
def _to_python(self, value, state):
375
if (state.store.find(
376
Offering, subject=value['subject'],
377
semester=value['semester']).one() not in
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(None, state.existing_offering)):
379
raise formencode.Invalid(
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'Offering already exists', value, state)
384
class OfferingSchema(formencode.Schema):
385
description = formencode.validators.UnicodeString(
386
if_missing=None, not_empty=False)
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url = formencode.validators.URL(if_missing=None, not_empty=False)
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show_worksheet_marks = formencode.validators.StringBoolean(
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class OfferingAdminSchema(OfferingSchema):
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subject = formencode.All(
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SubjectValidator(), formencode.validators.UnicodeString())
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semester = formencode.All(
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SemesterValidator(), formencode.validators.UnicodeString())
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chained_validators = [OfferingUniquenessValidator()]
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class OfferingEdit(BaseFormView):
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"""A form to edit an offering's details."""
402
template = 'templates/offering-edit.html'
408
if self.req.user.admin:
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return OfferingAdminSchema()
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return OfferingSchema()
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def populate(self, req, ctx):
414
super(OfferingEdit, self).populate(req, ctx)
415
ctx['subjects'] = req.store.find(Subject).order_by(Subject.name)
416
ctx['semesters'] = req.store.find(Semester).order_by(
417
Semester.year, Semester.semester)
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ctx['force_subject'] = None
420
def populate_state(self, state):
421
state.existing_offering = self.context
423
def get_default_data(self, req):
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'subject': self.context.subject.short_name,
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'semester': self.context.semester.year + '/' +
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self.context.semester.semester,
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'url': self.context.url,
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'description': self.context.description,
430
'show_worksheet_marks': self.context.show_worksheet_marks,
433
def save_object(self, req, data):
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self.context.subject = data['subject']
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self.context.semester = data['semester']
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self.context.description = data['description']
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self.context.url = unicode(data['url']) if data['url'] else None
439
self.context.show_worksheet_marks = data['show_worksheet_marks']
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class OfferingNew(BaseFormView):
444
"""A form to create an offering."""
445
template = 'templates/offering-new.html'
448
def authorize(self, req):
449
return req.user is not None and req.user.admin
453
return OfferingAdminSchema()
455
def populate(self, req, ctx):
456
super(OfferingNew, self).populate(req, ctx)
457
ctx['subjects'] = req.store.find(Subject).order_by(Subject.name)
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ctx['semesters'] = req.store.find(Semester).order_by(
459
Semester.year, Semester.semester)
460
ctx['force_subject'] = None
462
def populate_state(self, state):
463
state.existing_offering = None
465
def get_default_data(self, req):
468
def save_object(self, req, data):
469
new_offering = Offering()
470
new_offering.subject = data['subject']
471
new_offering.semester = data['semester']
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new_offering.description = data['description']
473
new_offering.url = unicode(data['url']) if data['url'] else None
474
new_offering.show_worksheet_marks = data['show_worksheet_marks']
476
req.store.add(new_offering)
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class SubjectOfferingNew(OfferingNew):
480
"""A form to create an offering for a given subject."""
481
# Identical to OfferingNew, except it forces the subject to be the subject
483
def populate(self, req, ctx):
484
super(SubjectOfferingNew, self).populate(req, ctx)
485
ctx['force_subject'] = self.context
487
class OfferingCloneWorksheetsSchema(formencode.Schema):
488
subject = formencode.All(
489
SubjectValidator(), formencode.validators.UnicodeString())
490
semester = formencode.All(
491
SemesterValidator(), formencode.validators.UnicodeString())
494
class OfferingCloneWorksheets(BaseFormView):
495
"""A form to clone worksheets from one offering to another."""
496
template = 'templates/offering-clone-worksheets.html'
499
def authorize(self, req):
500
return req.user is not None and req.user.admin
504
return OfferingCloneWorksheetsSchema()
506
def populate(self, req, ctx):
507
super(OfferingCloneWorksheets, self).populate(req, ctx)
508
ctx['subjects'] = req.store.find(Subject).order_by(Subject.name)
509
ctx['semesters'] = req.store.find(Semester).order_by(
510
Semester.year, Semester.semester)
512
def get_default_data(self, req):
515
def save_object(self, req, data):
516
if self.context.worksheets.count() > 0:
518
"Cannot clone to target with existing worksheets.")
519
offering = req.store.find(
520
Offering, subject=data['subject'], semester=data['semester']).one()
522
raise BadRequest("No such offering.")
523
if offering.worksheets.count() == 0:
524
raise BadRequest("Source offering has no worksheets.")
526
self.context.clone_worksheets(offering)
69
enrolments = semester.enrolments.find(user=req.user)
70
if enrolments.count():
71
ctx['semesters'].append((semester, enrolments))
530
74
class UserValidator(formencode.FancyValidator):
748
206
def populate(self, req, ctx):
749
207
self.plugin_styles[Plugin] = ["project.css"]
752
ctx['GroupsView'] = GroupsView
753
ctx['EnrolView'] = EnrolView
754
209
ctx['format_datetime_short'] = ivle.date.format_datetime_for_paragraph
755
210
ctx['build_subversion_url'] = self.build_subversion_url
756
211
ctx['svn_addr'] = req.config['urls']['svn_addr']
757
212
ctx['project'] = self.context
758
213
ctx['user'] = req.user
215
class OfferingEnrolmentSet(object):
216
def __init__(self, offering):
217
self.offering = offering
760
219
class Plugin(ViewPlugin, MediaPlugin):
761
forward_routes = (root_to_subject, root_to_semester, subject_to_offering,
762
offering_to_project, offering_to_projectset,
763
offering_to_enrolment)
765
subject_url, semester_url, offering_url, projectset_url, project_url,
220
forward_routes = (root_to_subject, subject_to_offering,
221
offering_to_project, offering_to_projectset)
222
reverse_routes = (subject_url, offering_url, projectset_url, project_url)
768
224
views = [(ApplicationRoot, ('subjects', '+index'), SubjectsView),
769
(ApplicationRoot, ('subjects', '+manage'), SubjectsManage),
770
(ApplicationRoot, ('subjects', '+new'), SubjectNew),
771
(ApplicationRoot, ('subjects', '+new-offering'), OfferingNew),
772
(ApplicationRoot, ('+semesters', '+new'), SemesterNew),
773
(Subject, '+index', SubjectView),
774
(Subject, '+edit', SubjectEdit),
775
(Subject, '+new-offering', SubjectOfferingNew),
776
(Semester, '+edit', SemesterEdit),
777
(Offering, '+index', OfferingView),
778
(Offering, '+edit', OfferingEdit),
779
(Offering, '+clone-worksheets', OfferingCloneWorksheets),
780
(Offering, ('+enrolments', '+index'), EnrolmentsView),
781
225
(Offering, ('+enrolments', '+new'), EnrolView),
782
(Enrolment, '+edit', EnrolmentEdit),
783
(Enrolment, '+delete', EnrolmentDelete),
784
226
(Offering, ('+projects', '+index'), OfferingProjectsView),
785
227
(Project, '+index', ProjectView),
787
229
(Offering, ('+projectsets', '+new'), OfferingRESTView, 'api'),
788
230
(ProjectSet, ('+projects', '+new'), ProjectSetRESTView, 'api'),
231
(Project, '+index', ProjectRESTView, 'api'),
791
234
breadcrumbs = {Subject: SubjectBreadcrumb,
792
235
Offering: OfferingBreadcrumb,
793
236
User: UserBreadcrumb,
794
237
Project: ProjectBreadcrumb,
795
Enrolment: EnrolmentBreadcrumb,
added
removed
ivle/webapp/admin/subject.py
