class EventOccurrence(PhotosMixin,OccurrenceModel):
event = models.ForeignKey(Event)
publish_dt = models.DateTimeField(default=datetime.datetime.now) # for rss feed
get_admin_url = lambda self: "/admin/event/event/%s/"%self.event.id
name_override = models.CharField(null=True,blank=True,max_length=128)
name = property(lambda self: self.name_override or self.event.name)
short_name = property(lambda self: self.name_override or self.event.get_short_name())
url = property(lambda self: self.url_override or self.event.url)
description_override = wmd_models.MarkDownField(blank=True,null=True)
description = property(lambda self: self.description_override or self.event.description)
get_room = lambda self: self.event.room #! depracate me
room = cached_property(lambda self: self.event.room,name="room")
no_conflict = property(lambda self: self.event.no_conflict)
url_override = models.CharField(max_length=256,null=True,blank=True)
_get_absolute_url = lambda self: reverse('event:occurrence_detail',args=(self.id,slugify(self.name)))
get_absolute_url = lambda self: self.url_override or self.event.url or self._get_absolute_url()
get_absolute_url = cached_method(get_absolute_url,name="get_absolute_url")
rsvp_cutoff = property(lambda self: self.start - datetime.timedelta(self.event.rsvp_cutoff))
total_rsvp = property(lambda self: sum([r.quantity for r in self.get_rsvps()]))
full = property(lambda self: self.total_rsvp >= self.event.max_rsvp)
icon = property(lambda self: self.event.icon)
_cid = ContentType.objects.get(model="eventoccurrence").id
@cached_method
def get_rsvps(self):
return RSVP.objects.filter(object_id=self.id,content_type_id=self._cid)
def save(self,*args,**kwargs):
# set the publish_dt to a week before the event
self.publish_dt = self.start - datetime.timedelta(7)
super(EventOccurrence,self).save(*args,**kwargs)
@property
def past(self):
now = datetime.datetime.now()
return (self.end < now) or (self.rsvp_cutoff < now and not self.get_rsvps().count())
@property
def as_json(self):
return {
'room_id': self.event.room_id,
'name': self.name,
'start': str(self.start),
'end': str(self.end),
}
class Meta:
ordering = ('start',)
class Course(PhotosMixin, ToolsMixin, FilesMixin, models.Model):
name = models.CharField(max_length=64)
slug = property(lambda self: slugify(self.name))
active = models.BooleanField(
default=True) # only used with the reshedule view
_ht = "Used for the events page."
short_name = models.CharField(max_length=64,
null=True,
blank=True,
help_text=_ht)
get_short_name = lambda self: self.short_name or self.name
subjects = models.ManyToManyField(Subject)
no_discount = models.BooleanField(default=False)
@cached_property
def first_room(self):
return (self.courseroomtime_set.all() or [self])[0].room
presentation = models.BooleanField("Evaluate Presentation", default=True)
visuals = models.BooleanField("Evaluate Visuals", default=True)
content = models.BooleanField("Evaluate Content", default=True)
_ht = "The dashboard (/admin/) won't bug you to reschedule until after this date"
reschedule_on = models.DateField(default=datetime.date.today,
help_text=_ht)
first_date = property(lambda self: self.active_sessions[0].first_date)
last_date = property(lambda self: self.active_sessions[-1].last_date)
@property
def as_json(self):
image = get_thumbnail(get_override(self.first_photo, 'landscape_crop'),
"298x199",
crop="center")
out = {
'id':
self.pk,
'name':
self.name,
'subject_names': [s.name for s in self.subjects.all()],
'subject_ids': [s.pk for s in self.subjects.all()],
'url':
self.get_absolute_url(),
'im': {
'width': image.width,
'height': image.height,
'url': image.url
},
'next_time':
time.mktime(self.first_date.timetuple())
if self.active_sessions else 0,
'fee':
self.fee,
'active_sessions': [s.as_json for s in self.active_sessions],
'past_session_count':
len(self.archived_sessions),
'short_description':
self.get_short_description(),
'requirements':
self.requirements,
'no_discount':
self.no_discount,
}
out['enrolled_status'] = "Enroll" if out[
'active_sessions'] else "Details"
return out
fee = models.IntegerField(null=True, blank=True, default=0)
fee_notes = models.CharField(max_length=256, null=True, blank=True)
requirements = models.CharField(max_length=256, null=True, blank=True)
prerequisites = models.CharField(max_length=256, null=True, blank=True)
description = models.TextField(null=True, blank=True)
short_description = models.TextField(null=True, blank=True)
get_short_description = lambda self: self.short_description or truncatewords(
striptags(self.description), 40)
safety = models.BooleanField(default=False)
room = models.ForeignKey(Room)
def get_location_string(self):
if self.first_room != self.room:
s = "This class meets in the %s and then moves to the %s after a half hour lecture."
return s % (self.first_room.name.lower(), self.room.name.lower())
return "This class meets in the %s." % (self.room.name.lower())
_ht = "If true, this class will not raise conflict warnings for events in the same room."
no_conflict = models.BooleanField(default=False, help_text=_ht)
max_students = models.IntegerField(default=16)
objects = CourseManager()
__unicode__ = lambda self: self.name
get_absolute_url = lambda self: reverse("course:detail",
args=[self.pk, self.slug])
get_admin_url = lambda self: "/admin/course/course/%s/" % self.id
@cached_method
def get_tools(self):
criterion_ids = Criterion.objects.filter(courses=self).values_list(
"id", flat=True)
return Tool.objects.filter(
permission__criteria__id__in=criterion_ids).distinct()
@cached_property
def active_sessions(self):
# sessions haven't ended yet (and maybe haven't started)
first_date = datetime.datetime.now() - datetime.timedelta(0.5)
return list(self.sessions.filter(last_date__gte=first_date))
@property
def archived_sessions(self):
# opposite of active_sessions
first_date = datetime.datetime.now() - datetime.timedelta(0.5)
last_year = first_date - datetime.timedelta(365)
sessions = self.session_set.filter(last_date__lt=first_date,
last_date__gte=last_year)
return list(sessions.order_by("-first_date"))
sessions = lambda self: Session.objects.filter(course=self, active=True)
sessions = cached_property(sessions, name="sessions")
last_session = lambda self: (list(self.sessions) or [None])[-1]
def save(self, *args, **kwargs):
super(Course, self).save(*args, **kwargs)
#this has to be repeated in the admin because of how that works
subjects = self.subjects.all()
for subject in subjects:
if subject.parent and not (subject.parent in subjects):
self.subjects.add(subject.parent)
reset_classes_json("Classes reset during course save")
#! inherited from section, may not be necessary
def get_notes(self):
notes = []
if self.requirements:
notes.append(('Requirements', self.requirements))
if self.fee_notes:
notes.append(('Fee Notes', self.fee_notes))
if self.safety:
notes.append((
'Safety',
"This class has a 20 minute safety session before the first session."
))
if self.prerequisites:
notes.append(('Prerequisites', self.prerequisites))
return notes
@property
def list_users(self):
return list(set([s.user for s in self.active_sessions]))
class Meta:
ordering = ("name", )
class ClassTime(OccurrenceModel):
session = models.ForeignKey(Session)
emailed = models.DateTimeField(null=True, blank=True)
def short_name(self):
times = list(self.session.classtime_set.all())
s = self.session.course.get_short_name()
if len(times) != 1:
s = "%s (%s/%s)" % (s, times.index(self) + 1, len(times))
if self.session.private:
return "[PRIVATE] " + s
return s
get_absolute_url = lambda self: self.session.get_absolute_url()
get_absolute_url = cached_method(get_absolute_url, name='get_absolute_url')
get_admin_url = lambda self: "/admin/course/session/%s/" % self.session.id
get_room = lambda self: self.session.course.room
no_conflict = lambda self: self.session.course.no_conflict
description = cached_property(lambda self: self.session.course.description,
name="description")
name = cached_property(lambda self: self.session.course.name, name="name")
room = cached_property(lambda self: self.session.course.room, name="room")
icon = property(lambda self: 'private'
if self.session.private else 'course')
@property
def as_json(self):
room = self.session.course.first_room
return {
'room_id': self.session.course.room_id,
'session_id': self.session_id,
'name': self.short_name(),
'start': str(self.start),
'end': str(self.end),
#! this should just be an id on session or course with a separate lookup
'first_room': {
'id': room.id,
'name': room.name
}
}
@cached_method
def build_class_times(self):
course = self.session.course
# 1-indexed day number
daynumber = self.session.classtime_set.filter(
start__gte=self.start).count()
roomtimes = course.courseroomtime_set.filter(day=daynumber)
roomtimes = roomtimes or course.courseroomtime_set.filter(day=0)
if not roomtimes:
return [self]
out = []
current_datetime = self.start
for roomtime in roomtimes:
remaining = self.end - current_datetime
occurrence = SessionRoomTime(
start=current_datetime,
end_time=(current_datetime +
datetime.timedelta(0, roomtime.seconds_at)
or remaining).time(),
name="%s at %s for %s hours" %
(course, roomtime.room, roomtime.hours_at),
room=roomtime.room,
session=self.session)
current_datetime = occurrence.end
out.append(occurrence)
if occurrence.end != self.end:
remaining = current_datetime - self.end
occurrence = SessionRoomTime(
start=current_datetime,
end_time=self.end_time,
room=self.room,
name="%s at %s until end (%s)" %
(course, course.room, occurrence.end_time),
session=self.session,
)
out.append(occurrence)
return out
class Meta:
ordering = ("start", )
class Session(UserModel, PhotosMixin, models.Model):
def __init__(self, *args, **kwargs):
super(Session, self).__init__(*args, **kwargs)
if self.pk:
# this sets self.first_date to the first ClassTime.start if they aren't equal
# also sets self.last_date to the last ClassTime.end
# handled in the admin by /static/js/course_admin.js
_a = self.all_occurrences
if not _a:
return
if not _a[0].start == self.first_date:
self.first_date = _a[0].start
self.save()
if not _a[-1].end == self.last_date:
self.last_date = _a[-1].end
self.save()
get_ics_url = lambda self: reverse_ics(self)
course = models.ForeignKey(Course)
cancelled = models.BooleanField(default=False)
active = models.BooleanField(default=True)
_ht = "This session will not appear as overbooked if it is less than X seats overbooked."
overbook = models.IntegerField(default=0, help_text=_ht)
_ht = "Private classes cannot be signed up for and do not appear on the session page unless " \
"the user is manually enrolled. It will appear on calendar but it will be marked in red."
private = models.BooleanField(default=False, help_text=_ht)
notified = models.DateTimeField(null=True, blank=True)
publish_dt = models.DateTimeField(null=True, blank=True)
_ht = "This will be automatically updated when you save the model. Do not change"
first_date = models.DateTimeField(default=datetime.datetime.now,
help_text=_ht) # for filtering
last_date = models.DateTimeField(default=datetime.datetime.now,
help_text=_ht) # for filtering
created = models.DateTimeField(
auto_now_add=True) # for emailing new classes
# depracated?
branding = models.ForeignKey(Branding, null=True, blank=True)
_ht = "Date the instructor marked students in the class as completed"
instructor_completed = models.DateField(null=True, blank=True)
needed = models.TextField("What is needed?", blank=True, default="")
needed_completed = models.DateField(null=True, blank=True)
__unicode__ = lambda self: latin1_to_ascii("%s (%s - %s)" %
(self.course, self.user,
self.first_date.date()))
title = property(lambda self: "%s (%s)" %
(self.course.name, self.first_date.date()))
in_progress = property(lambda self: self.first_date < datetime.datetime.
now() < self.last_date)
past = property(lambda self: datetime.datetime.now() > self.last_date)
closed = property(lambda self: self.cancelled or
(self.past and not self.in_progress))
@property
def as_json(self):
short_dates = self.get_short_dates()
enrolled_status = "Enrolled: %s" % short_dates
if datetime.datetime.now() > self.last_date:
d = self.last_date
enrolled_status = "Completed: %s/%s/%s" % (d.month, d.day, d.year)
closed_status = self.closed_string if (self.closed
or self.full) else None
if self.private:
closed_status = 'private'
return {
'id': self.pk,
'name': "<b>%s</b> %s" % (self.course, short_dates),
'course_name': self.course.name,
'closed_status': closed_status,
'short_dates': short_dates,
'instructor_name': self.get_instructor_name(),
'instructor_pk': self.user_id,
'course_id': self.course_id,
'enrolled_status': enrolled_status,
'classtimes': [c.as_json for c in self.classtime_set.all()],
'product_id': self.sessionproduct.id,
'private': True,
}
json = property(lambda self: dumps(self.as_json))
get_room = lambda self: self.course.room
total_students = property(
lambda self: sum([e.quantity for e in self.enrollment_set.all()]))
evaluated_students = property(lambda self: self.get_evaluations().count())
completed_students = property(lambda self: self.enrollment_set.filter(
completed__isnull=False).count())
full = property(
lambda self: self.total_students >= self.course.max_students)
list_users = property(lambda self: [self.user])
#! mucch of this if deprecated after course remodel
description = property(lambda self: self.course.description)
@cached_property
def first_photo(self):
return (self.get_photos() or [super(Session, self).first_photo])[0]
@cached_method
def get_photos(self):
return self._get_photos() or self.course.get_photos()
#calendar crap
name = property(lambda self: self.course.name)
all_occurrences = cached_property(
lambda self: list(self.classtime_set.all()), name='all_occurrences')
get_ics_url = lambda self: reverse_ics(self)
@cached_method
def get_week(self):
sunday = self.first_date.date() - datetime.timedelta(
self.first_date.weekday())
return (sunday, sunday + datetime.timedelta(6))
subjects = cached_property(
lambda self: self.course.subjects.filter(parent__isnull=True),
name="subjects")
all_subjects = cached_property(lambda self: self.course.subjects.all(),
name="all_subjects")
@cached_property
def related_sessions(self):
sessions = Session.objects.filter(
first_date__gte=datetime.datetime.now(), active=True)
sessions = sessions.exclude(course=self.course)
sub_subjects = self.course.subjects.filter(parent__isnull=False)
sub_sessions = list(
sessions.filter(course__subjects__in=sub_subjects).distinct())
if len(sub_sessions) >= 5:
return sub_sessions
sessions = sessions.filter(course__subjects__in=self.subjects.all())
sessions = list(sessions.exclude(course__subjects__in=sub_subjects))
return sub_sessions + sessions
@property
def closed_string(self): #! may be depracated
if self.cancelled:
return "cancelled"
if self.past:
return "past"
return "full"
def save(self, *args, **kwargs):
#this may be depracated, basically the site fails hard if instructors don't have membership profiles
from membership.models import UserMembership
if not self.pk and self.course:
c = self.course
c.active = True
c.save()
if self.active and not self.publish_dt:
publish_dt = datetime.datetime.now()
profile, _ = UserMembership.objects.get_or_create(user=self.user)
super(Session, self).save(*args, **kwargs)
SessionProduct.objects.get_or_create(session=self)[0].update()
@cached_method
def get_absolute_url(self):
return self.course.get_absolute_url()
get_admin_url = lambda self: "/admin/course/session/%s/" % self.id
get_rsvp_url = cached_method(
lambda self: reverse('course:rsvp', args=[self.id]),
name="get_rsvp_url")
def get_instructor_name(self):
if self.user.first_name and self.user.last_name:
return "%s %s." % (self.user.first_name, self.user.last_name[0])
return self.user.username
def get_short_dates(self):
dates = [ct.start for ct in self.all_occurrences]
month = None
out = []
for d in dates:
if month != d.month:
month = d.month
out.append(d.strftime("%b %e"))
else:
out.append(d.strftime("%e"))
return ', '.join(out)
def get_evaluations(self):
return Evaluation.objects.filter(enrollment__session=self)
def has_completed_permission(self, user):
return user.is_superuser or user.is_toolmaster or user.id == self.user_id
class Meta:
ordering = ('first_date', )
class Level(models.Model):
name = models.CharField(max_length=64)
order = models.IntegerField("Level")
products = cached_property(
lambda self: self.product_set.filter(active=True), name="products")
monthly_product = property(lambda self: self.products.filter(months=1)[0])
yearly_product = property(lambda self: self.products.filter(months=12)[0])
discount_percentage = models.IntegerField(default=0)
group = models.ForeignKey(Group, null=True, blank=True)
features = cached_property(
lambda self: [a.feature for a in self.membershipfeature_set.all()],
name="features")
permission_description = models.TextField(blank=True, default="")
# Corporate membership features
machine_credits = models.IntegerField(default=0)
simultaneous_users = models.IntegerField(default=0)
cost_per_credit = models.DecimalField(max_digits=30,
decimal_places=2,
default=0)
custom_training_cost = models.DecimalField(max_digits=30,
decimal_places=2,
default=0)
custom_training_max = models.DecimalField(max_digits=30,
decimal_places=2,
default=0)
# access schedule defaults
tool_schedule = models.ForeignKey("tool.Schedule",
null=True,
blank=True,
related_name="+")
door_schedule = models.ForeignKey("tool.Schedule",
null=True,
blank=True,
related_name="+")
holiday_access = models.BooleanField(default=False)
def get_schedule_id(self, obj):
if obj._meta.model_name == 'permission':
return self.tool_schedule_id
elif obj._meta.model_name == 'doorgroup':
try:
return self.leveldoorgroupschedule_set.get(
doorgroup=obj).schedule_id
except LevelDoorGroupSchedule.DoesNotExist:
return self.door_schedule_id
def get_features(self):
if not self.cost_per_credit:
return self.features
credits = '%s Machine credits.' % self.machine_credits
if self.machine_credits:
credits = "%s Monthly machine credits." % self.machine_credits
discount = "%s%% Discount on all training classes" % self.discount_percentage
if self.custom_training_cost:
d2 = " and custom training sessions @ $%s/hr (max %s hrs per month)"
d2 = d2 % (int(
self.custom_training_cost), int(self.custom_training_max))
discount = discount + d2
features = [
credits,
"Max %s simultaneous users." % self.simultaneous_users,
discount + ".",
"Machine credits can be purchased @ $%s per credit." %
self.cost_per_credit,
]
return [{'text': f} for f in features] + self.features
@cached_property
def all_users(self):
return get_user_model().objects.filter(subscrition__level=self)
def count_all_users(self):
return self.all_users.count()
def count_active_users(self):
return self.all_users.filter(
subscription__canceled__isnull=True).distinct().count()
def profiles(self):
return self.profile_set.all()
class Meta:
verbose_name = "Membership Level"
ordering = ("order", )
__unicode__ = lambda self: self.name
