Source code for waeup.kofa.students.studycourse

## $Id: studycourse.py 16040 2020-03-13 17:25:31Z henrik $
##
## Copyright (C) 2011 Uli Fouquet & Henrik Bettermann
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 2 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program; if not, write to the Free Software
## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
##
"""
Container which holds the data of the student study courses
and contains the (student) study level objects.
"""
import grok
from zope.component.interfaces import IFactory
from zope.component import createObject
from zope.interface import implementedBy
from waeup.kofa.students.interfaces import (
    IStudentStudyCourse, IStudentNavigation, IStudentStudyLevel)
from waeup.kofa.students.studylevel import CourseTicket
from waeup.kofa.students.workflow import CLEARED, RETURNING, PAID
from waeup.kofa.utils.helpers import attrs_to_fields

[docs]class StudentStudyCourse(grok.Container): """This is a container for study levels. """ grok.implements(IStudentStudyCourse, IStudentNavigation) grok.provides(IStudentStudyCourse) is_special_postgrad = False
[docs] def __init__(self): super(StudentStudyCourse, self).__init__() return
@property def student(self): return self.__parent__
[docs] def writeLogMessage(self, view, message): return self.__parent__.writeLogMessage(view, message)
@property def next_session_allowed(self): certificate = getattr(self, 'certificate', None) if certificate == None: return False if self.student.state in (CLEARED, RETURNING): return True if self.student.state == PAID \ and self.student.is_postgrad: return True return False @property def is_postgrad(self): if self.certificate is None: return False return self.certificate.study_mode.startswith('pg') @property def is_current(self): if self.__name__ and '_' in self.__name__: return False return True @property def is_previous(self): if self.__name__ == 'studycourse_2': return True if self.__name__ == 'studycourse_1' and \ not self.__parent__.has_key('studycourse_2'): return True return False
[docs] def addStudentStudyLevel(self, cert, studylevel): """Add a study level object. """ if not IStudentStudyLevel.providedBy(studylevel): raise TypeError( 'StudentStudyCourses contain only IStudentStudyLevel instances') self[str(studylevel.level)] = studylevel studylevel.addCertCourseTickets(cert) # Collect carry-over courses in base levels (not in repeating levels) try: co_enabled = grok.getSite()['configuration'].carry_over except TypeError: # In tests we might not have a site object co_enabled = True if not co_enabled or studylevel.level % 100 != 0: return levels = sorted(self.keys()) index = levels.index(str(studylevel.level)) if index <= 0: return previous_level = self[levels[index-1]] for key, val in previous_level.items(): if val.total_score >= val.passmark: continue if key in self[str(studylevel.level)]: # Carry-over ticket exists continue co_ticket = createObject(u'waeup.CourseTicket') for name in ['code', 'title', 'credits', 'passmark', 'semester', 'mandatory', 'fcode', 'dcode']: setattr(co_ticket, name, getattr(val, name)) co_ticket.automatic = True co_ticket.carry_over = True self[str(studylevel.level)][co_ticket.code] = co_ticket return
[docs] def getTranscriptData(self): """Get a sorted list of dicts with level and course ticket data. This method is used for transcripts. """ levels = [] cgpa = 0.0 total_credits_counted = 0 for level_key, level_val in self.items(): # Skip Level Zero if level_key == '0': continue tickets_1 = [] tickets_2 = [] tickets_3 = [] tickets = sorted(level_val.values(), key=lambda ticket: ticket.code) for ticket in tickets: if ticket.outstanding: continue if ticket.semester == 1: tickets_1.append(ticket) elif ticket.semester == 2: tickets_2.append(ticket) elif ticket.semester == 3: tickets_3.append(ticket) gpa_params = level_val.gpa_params_rectified sgpa = gpa_params[0] total_credits_counted += gpa_params[1] cgpa += gpa_params[2] levels.append( dict(level_key=level_key, level=level_val, tickets_1=tickets_1, tickets_2=tickets_2, tickets_3=tickets_3, sgpa=sgpa)) if total_credits_counted: cgpa = cgpa/total_credits_counted # Override cgpa if value has been imported # (not implemented in base package) imported_cgpa = getattr(self, 'imported_cgpa', None) if imported_cgpa: cgpa = imported_cgpa return sorted(levels, key=lambda level: level['level_key']), cgpa
StudentStudyCourse = attrs_to_fields(StudentStudyCourse)
[docs]class StudentStudyCourseFactory(grok.GlobalUtility): """A factory for student study courses. """ grok.implements(IFactory) grok.name(u'waeup.StudentStudyCourse') title = u"Create a new student study course.", description = u"This factory instantiates new student study course instances."
[docs] def __call__(self, *args, **kw): return StudentStudyCourse()
[docs] def getInterfaces(self): return implementedBy(StudentStudyCourse)