models.py
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from django.utils.translation import ugettext_lazy as _
from django.db import models
from autoslug.fields import AutoSlugField
from users.models import User
from core.models import Resource, MymeType
from s3direct.fields import S3DirectField
class CourseCategory(models.Model):
name = models.CharField(_('Name'), max_length = 100, unique = True)
slug = AutoSlugField(_("Slug"),populate_from='name',unique=True)
create_date = models.DateField(_('Creation Date'), auto_now_add = True)
class Meta:
verbose_name = _('Category')
verbose_name_plural = _('Categories')
def __str__(self):
return self.name
class Course(models.Model):
name = models.CharField(_('Name'), max_length = 100)
slug = AutoSlugField(_("Slug"),populate_from='name',unique=True)
objectivies = models.TextField(_('Objectivies'), blank = True)
content = models.TextField(_('Content'), blank = True)
max_students = models.PositiveIntegerField(_('Maximum Students'), blank = True)
create_date = models.DateField(_('Creation Date'), auto_now_add = True)
init_register_date = models.DateField(_('Register Date (Begin)'))
end_register_date = models.DateField(_('Register Date (End)'))
init_date = models.DateField(_('Begin of Course Date'))
end_date = models.DateField(_('End of Course Date'))
image = models.ImageField(verbose_name = _('Image'), blank = True, upload_to = 'courses/')
category = models.ForeignKey(CourseCategory, verbose_name = _('Category'), related_name='course_category')
professors = models.ManyToManyField(User,verbose_name=_('Professors'), related_name='courses_professors')
students = models.ManyToManyField(User,verbose_name=_('Students'), related_name='courses_student')
class Meta:
ordering = ('create_date','name')
verbose_name = _('Course')
verbose_name_plural = _('Courses')
def __str__(self):
return self.name
class Subject(models.Model):
name = models.CharField(_('Name'), max_length = 100)
slug = AutoSlugField(_("Slug"),populate_from='name',unique=True)
description = models.TextField(_('Description'), blank = True)
visible = models.BooleanField(_('Visible'), default = False)
init_date = models.DateField(_('Begin of Subject Date'))
end_date = models.DateField(_('End of Subject Date'))
create_date = models.DateTimeField(_('Creation Date'), auto_now_add = True)
update_date = models.DateTimeField(_('Date of last update'), auto_now=True)
course = models.ForeignKey(Course, verbose_name = _('Course'), related_name="subjects")
professors = models.ManyToManyField(User,verbose_name=_('Professors'), related_name='professors_subjects')
students = models.ManyToManyField(User,verbose_name=_('Students'), related_name='subject_student')
class Meta:
ordering = ('create_date','name')
verbose_name = _('Subject')
verbose_name_plural = _('Subjects')
def __str__(self):
return self.name
class Topic(models.Model):
name = models.CharField(_('Name'), max_length = 100)
slug = AutoSlugField(_("Slug"),populate_from='name',unique=True)
description = models.TextField(_('Description'), blank = True)
create_date = models.DateTimeField(_('Creation Date'), auto_now_add = True)
update_date = models.DateTimeField(_('Date of last update'), auto_now=True)
subject = models.ForeignKey(Subject, verbose_name = _('Subject'))
owner = models.ForeignKey(User, verbose_name = _('Owner'))
visible = models.BooleanField(_('Visible'), default=False)
class Meta:
ordering = ('create_date','name')
verbose_name = _('Topic')
verbose_name_plural = _('Topics')
def __str__(self):
return self.name
"""
It is one kind of possible resources available inside a Topic.
Activity is something that has a deadline and has to be delivered by the student
"""
class Activity(Resource):
topic = models.ForeignKey(Topic, verbose_name = _('Topic'), related_name='activities')
limit_date = models.DateField(_('Deliver Date'))
students = models.ManyToManyField(User, verbose_name = _('Students'), related_name='activities')
all_students = models.BooleanField(_('All Students'), default=False)
class ActivityFile(models.Model):
pdf = S3DirectField(dest='activitys')
diet = models.ForeignKey('Activity', related_name='files')
name = models.CharField(max_length=100)
def __str__(self):
return self.name
class Meta:
verbose_name = u"Activity File"
verbose_name_plural = u"Activitys Files"
"""
It represents any Material inside a topic, be it a file, a link, etc.
"""
class Material(Resource):
topic = models.ForeignKey(Topic, verbose_name = _('Topic'), related_name='materials')
students = models.ManyToManyField(User, verbose_name = _('Students'), related_name='materials')
all_students = models.BooleanField(_('All Students'), default=False)
"""
It is a category for each subject.
"""
class SubjectCategory(models.Model):
name = models.CharField(_('Name'), max_length= 100)
slug = AutoSlugField(_("Slug"),populate_from='name',unique=True)
description = models.TextField(_('Description'), blank = True)
subjects = models.ManyToManyField(Subject)
class Meta:
verbose_name = _('subject category')
verbose_name_plural = _('subject categories')