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Commit d823c2ba by Őry Máté
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school: new simple school model 

ref #30
parent c0e5d189
Showing with 341 additions and 39 deletions
school/migrations/0002_auto__del_entity__del_lessonclass__del_lesson__del_person__del_mark__d.py 0 → 100644
# -*- coding: utf-8 -*-
import datetime
from south.db import db
from south.v2 import SchemaMigration
from django.db import models
class Migration(SchemaMigration):
def forwards(self, orm):
# Deleting model 'Entity'
db.delete_table('school_entity')
# Deleting model 'LessonClass'
db.delete_table('school_lessonclass')
# Deleting model 'Lesson'
db.delete_table('school_lesson')
# Deleting model 'Person'
db.delete_table('school_person')
# Deleting model 'Mark'
db.delete_table('school_mark')
# Deleting model 'Course'
db.delete_table('school_course')
# Deleting model 'Semester'
db.delete_table('school_semester')
# Deleting model 'Event'
db.delete_table('school_event')
# Deleting model 'Attendance'
db.delete_table('school_attendance')
# Deleting model 'Group'
db.delete_table('school_group')
def backwards(self, orm):
# Adding model 'Entity'
db.create_table('school_entity', (
('id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
('parent', self.gf('django.db.models.fields.related.ForeignKey')(to=orm['school.Group'])),
('name', self.gf('django.db.models.fields.CharField')(max_length=100)),
))
db.send_create_signal('school', ['Entity'])
# Adding model 'LessonClass'
db.create_table('school_lessonclass', (
('group', self.gf('django.db.models.fields.related.ForeignKey')(to=orm['school.Group'])),
('id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
))
db.send_create_signal('school', ['LessonClass'])
# Adding model 'Lesson'
db.create_table('school_lesson', (
('group', self.gf('django.db.models.fields.related.ForeignKey')(to=orm['school.Group'])),
('id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
('lesson_class', self.gf('django.db.models.fields.related.ForeignKey')(to=orm['school.LessonClass'])),
))
db.send_create_signal('school', ['Lesson'])
# Adding model 'Person'
db.create_table('school_person', (
('id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
('language', self.gf('django.db.models.fields.CharField')(default='hu', max_length=6)),
('user', self.gf('django.db.models.fields.related.ForeignKey')(to=orm['auth.User'], unique=True)),
))
db.send_create_signal('school', ['Person'])
# Adding model 'Mark'
db.create_table('school_mark', (
('modified_by', self.gf('django.db.models.fields.related.ForeignKey')(related_name='modified_marks', to=orm['school.Person'])),
('value', self.gf('django.db.models.fields.CharField')(max_length=100)),
('student', self.gf('django.db.models.fields.related.ForeignKey')(to=orm['school.Person'])),
('created_at', self.gf('django.db.models.fields.DateTimeField')(auto_now_add=True, blank=True)),
('modified_at', self.gf('django.db.models.fields.DateTimeField')(auto_now=True, blank=True)),
('event', self.gf('django.db.models.fields.related.ForeignKey')(to=orm['school.Event'])),
('created_by', self.gf('django.db.models.fields.related.ForeignKey')(related_name='created_marks', to=orm['school.Person'])),
('id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
))
db.send_create_signal('school', ['Mark'])
# Adding model 'Course'
db.create_table('school_course', (
('entity_ptr', self.gf('django.db.models.fields.related.OneToOneField')(to=orm['school.Entity'], unique=True, primary_key=True)),
))
db.send_create_signal('school', ['Course'])
# Adding model 'Semester'
db.create_table('school_semester', (
('entity_ptr', self.gf('django.db.models.fields.related.OneToOneField')(to=orm['school.Entity'], unique=True, primary_key=True)),
('start', self.gf('django.db.models.fields.DateField')()),
('end', self.gf('django.db.models.fields.DateField')()),
))
db.send_create_signal('school', ['Semester'])
# Adding model 'Event'
db.create_table('school_event', (
('type', self.gf('django.db.models.fields.CharField')(max_length=5)),
('group', self.gf('django.db.models.fields.related.ForeignKey')(to=orm['school.Group'])),
('id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
('title', self.gf('django.db.models.fields.CharField')(max_length=100)),
))
db.send_create_signal('school', ['Event'])
# Adding model 'Attendance'
db.create_table('school_attendance', (
('modified_by', self.gf('django.db.models.fields.related.ForeignKey')(related_name='modified_attendances', to=orm['school.Person'])),
('modified_at', self.gf('django.db.models.fields.DateTimeField')(auto_now=True, blank=True)),
('student', self.gf('django.db.models.fields.related.ForeignKey')(to=orm['school.Person'])),
('lesson', self.gf('django.db.models.fields.related.ForeignKey')(to=orm['school.Lesson'])),
('id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
('present', self.gf('django.db.models.fields.NullBooleanField')(null=True, blank=True)),
))
db.send_create_signal('school', ['Attendance'])
# Adding model 'Group'
db.create_table('school_group', (
('entity_ptr', self.gf('django.db.models.fields.related.OneToOneField')(to=orm['school.Entity'], unique=True, primary_key=True)),
('recursive_unique', self.gf('django.db.models.fields.BooleanField')(default=False)),
))
db.send_create_signal('school', ['Group'])
models = {
}
complete_apps = ['school']
\ No newline at end of file
school/migrations/0003_auto__add_course__add_semester__add_person__add_group__add_unique_grou.py 0 → 100644
# -*- coding: utf-8 -*-
import datetime
from south.db import db
from south.v2 import SchemaMigration
from django.db import models
class Migration(SchemaMigration):
def forwards(self, orm):
# Adding model 'Course'
db.create_table('school_course', (
('id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
('code', self.gf('django.db.models.fields.CharField')(unique=True, max_length=10)),
('name', self.gf('django.db.models.fields.CharField')(max_length=80, null=True, blank=True)),
('default_group', self.gf('django.db.models.fields.related.ForeignKey')(blank=True, related_name='default_group_of', null=True, to=orm['school.Group'])),
))
db.send_create_signal('school', ['Course'])
# Adding M2M table for field owners on 'Course'
db.create_table('school_course_owners', (
('id', models.AutoField(verbose_name='ID', primary_key=True, auto_created=True)),
('course', models.ForeignKey(orm['school.course'], null=False)),
('user', models.ForeignKey(orm['auth.user'], null=False))
))
db.create_unique('school_course_owners', ['course_id', 'user_id'])
# Adding model 'Semester'
db.create_table('school_semester', (
('id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
('start', self.gf('django.db.models.fields.DateField')()),
('end', self.gf('django.db.models.fields.DateField')()),
))
db.send_create_signal('school', ['Semester'])
# Adding model 'Person'
db.create_table('school_person', (
('id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
('user', self.gf('django.db.models.fields.related.ForeignKey')(to=orm['auth.User'], unique=True)),
))
db.send_create_signal('school', ['Person'])
# Adding model 'Group'
db.create_table('school_group', (
('id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
('name', self.gf('django.db.models.fields.CharField')(unique=True, max_length=80)),
('course', self.gf('django.db.models.fields.related.ForeignKey')(to=orm['school.Course'], null=True, blank=True)),
('semester', self.gf('django.db.models.fields.related.ForeignKey')(to=orm['school.Semester'])),
))
db.send_create_signal('school', ['Group'])
# Adding M2M table for field owners on 'Group'
db.create_table('school_group_owners', (
('id', models.AutoField(verbose_name='ID', primary_key=True, auto_created=True)),
('group', models.ForeignKey(orm['school.group'], null=False)),
('user', models.ForeignKey(orm['auth.user'], null=False))
))
db.create_unique('school_group_owners', ['group_id', 'user_id'])
# Adding M2M table for field members on 'Group'
db.create_table('school_group_members', (
('id', models.AutoField(verbose_name='ID', primary_key=True, auto_created=True)),
('group', models.ForeignKey(orm['school.group'], null=False)),
('user', models.ForeignKey(orm['auth.user'], null=False))
))
db.create_unique('school_group_members', ['group_id', 'user_id'])
# Adding unique constraint on 'Group', fields ['name', 'course', 'semester']
db.create_unique('school_group', ['name', 'course_id', 'semester_id'])
def backwards(self, orm):
# Removing unique constraint on 'Group', fields ['name', 'course', 'semester']
db.delete_unique('school_group', ['name', 'course_id', 'semester_id'])
# Deleting model 'Course'
db.delete_table('school_course')
# Removing M2M table for field owners on 'Course'
db.delete_table('school_course_owners')
# Deleting model 'Semester'
db.delete_table('school_semester')
# Deleting model 'Person'
db.delete_table('school_person')
# Deleting model 'Group'
db.delete_table('school_group')
# Removing M2M table for field owners on 'Group'
db.delete_table('school_group_owners')
# Removing M2M table for field members on 'Group'
db.delete_table('school_group_members')
models = {
'auth.group': {
'Meta': {'object_name': 'Group'},
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
},
'auth.permission': {
'Meta': {'ordering': "('content_type__app_label', 'content_type__model', 'codename')", 'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Permission'},
'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
},
'auth.user': {
'Meta': {'object_name': 'User'},
'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'})
},
'contenttypes.contenttype': {
'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
},
'school.course': {
'Meta': {'object_name': 'Course'},
'code': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '10'}),
'default_group': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'default_group_of'", 'null': 'True', 'to': "orm['school.Group']"}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '80', 'null': 'True', 'blank': 'True'}),
'owners': ('django.db.models.fields.related.ManyToManyField', [], {'symmetrical': 'False', 'to': "orm['auth.User']", 'null': 'True', 'blank': 'True'})
},
'school.group': {
'Meta': {'unique_together': "(('name', 'course', 'semester'),)", 'object_name': 'Group'},
'course': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['school.Course']", 'null': 'True', 'blank': 'True'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'members': ('django.db.models.fields.related.ManyToManyField', [], {'blank': 'True', 'related_name': "'course_groups'", 'null': 'True', 'symmetrical': 'False', 'to': "orm['auth.User']"}),
'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
'owners': ('django.db.models.fields.related.ManyToManyField', [], {'blank': 'True', 'related_name': "'owned_groups'", 'null': 'True', 'symmetrical': 'False', 'to': "orm['auth.User']"}),
'semester': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['school.Semester']"})
},
'school.person': {
'Meta': {'object_name': 'Person'},
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'unique': 'True'})
},
'school.semester': {
'Meta': {'object_name': 'Semester'},
'end': ('django.db.models.fields.DateField', [], {}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'start': ('django.db.models.fields.DateField', [], {})
}
}
complete_apps = ['school']
\ No newline at end of file
school/models.py
......@@ -2,63 +2,65 @@ from django.db import models
from django.utils.translation import ugettext_lazy as _
from django.contrib.auth.models import User
from django.db.models.signals import post_save
from django.core.exceptions import ValidationError
from datetime import datetime
def create_user_profile(sender, instance, created, **kwargs):
if created:
try:
Person.objects.create(user=instance)
except:
pass
post_save.connect(create_user_profile, sender=User)
LANGS = [('hu', _('Hungarian')), ('en_US', _('US English'))]
class Person(models.Model):
user = models.ForeignKey(User, null=False, blank=False, unique=True)
language = models.CharField(max_length=6, choices=LANGS, default='hu',
verbose_name=_('Preferred language'))
def __unicode__(self):
return self.user.__unicode__()
class Entity(models.Model):
parent = models.ForeignKey('school.Group')
name = models.CharField(max_length=100)
class Group(Entity):
recursive_unique = models.BooleanField()
class Course(models.Model):
code = models.CharField(max_length=10, unique=True)
name = models.CharField(max_length=80, null=True, blank=True)
default_group = models.ForeignKey('Group', null=True, blank=True,
related_name='default_group_of')
owners = models.ManyToManyField(User, blank=True, null=True)
def get_or_create_default_group(self):
self.default_group = Group(name=self.name,
semester=Semester.get_current())
self.default_group.save()
def save(self, *args, **kwargs):
if self.default_group:
self.default_group.course = self
self.default_group.save()
self.full_clean()
super(Course, self).save(*args, **kwargs)
class Course(Entity):
pass
class Semester(Entity):
class Semester(models.Model):
start = models.DateField()
end = models.DateField()
EVENT_CHOICES = [('free', _('free text')), ('num', _('number')), ('int', _('integer'))]
class Event(models.Model):
title = models.CharField(max_length=100)
group = models.ForeignKey('school.Group')
type = models.CharField(max_length=5, choices=EVENT_CHOICES)
def is_on(self, time):
return self.start <= time.date() and self.end >= time.date()
class Mark(models.Model):
value = models.CharField(max_length=100)
student = models.ForeignKey('Person')
event = models.ForeignKey('school.Event')
created_by = models.ForeignKey('Person', related_name='created_marks')
created_at = models.DateTimeField(auto_now_add=True)
modified_by = models.ForeignKey('Person', related_name='modified_marks')
modified_at = models.DateTimeField(auto_now=True)
@classmethod
def get_current(cls):
n = datetime.now()
current = [s for s in Semester.objects.all() if s.is_on(n)]
try:
return current[0]
except:
raise ValidationError(_('There is no current semester.'))
class Attendance(models.Model):
present = models.NullBooleanField()
student = models.ForeignKey('Person')
lesson = models.ForeignKey('school.Lesson')
modified_by = models.ForeignKey('Person',
related_name='modified_attendances')
modified_at = models.DateTimeField(auto_now=True)
class LessonClass(models.Model):
group = models.ForeignKey('school.Group')
class Group(models.Model):
name = models.CharField(max_length=80, unique=True)
course = models.ForeignKey('Course', null=True, blank=True)
semester = models.ForeignKey('Semester', null=False, blank=False)
owners = models.ManyToManyField(User, blank=True, null=True, related_name='owned_groups')
members = models.ManyToManyField(User, blank=True, null=True, related_name='course_groups')
class Lesson(models.Model):
lesson_class = models.ForeignKey('school.LessonClass')
group = models.ForeignKey('school.Group')
class Meta:
unique_together = (('name', 'course', 'semester', ), )
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