class Book(models.Model): title = CharField(max_length=255) desc = TextField() created_at = DateTimeField(auto_now_add=True) updated_at = DateTimeField(auto_now=True)
class CourseOverview(TimeStampedModel): """ Model for storing and caching basic information about a course. This model contains basic course metadata such as an ID, display name, image URL, and any other information that would be necessary to display a course as part of: user dashboard (enrolled courses) course catalog (courses to enroll in) course about (meta data about the course) """ class Meta(object): app_label = 'course_overviews' # IMPORTANT: Bump this whenever you modify this model and/or add a migration. VERSION = 4 # Cache entry versioning. version = IntegerField() # Course identification id = CourseKeyField(db_index=True, primary_key=True, max_length=255) _location = UsageKeyField(max_length=255) org = TextField(max_length=255, default='outdated_entry') display_name = TextField(null=True) display_number_with_default = TextField() display_org_with_default = TextField() # Start/end dates start = DateTimeField(null=True) end = DateTimeField(null=True) advertised_start = TextField(null=True) announcement = DateTimeField(null=True) # URLs course_image_url = TextField() social_sharing_url = TextField(null=True) end_of_course_survey_url = TextField(null=True) # Certification data certificates_display_behavior = TextField(null=True) certificates_show_before_end = BooleanField(default=False) cert_html_view_enabled = BooleanField(default=False) has_any_active_web_certificate = BooleanField(default=False) cert_name_short = TextField() cert_name_long = TextField() # Grading lowest_passing_grade = DecimalField(max_digits=5, decimal_places=2, null=True) # Access parameters days_early_for_beta = FloatField(null=True) mobile_available = BooleanField(default=False) visible_to_staff_only = BooleanField(default=False) _pre_requisite_courses_json = TextField( ) # JSON representation of list of CourseKey strings # Enrollment details enrollment_start = DateTimeField(null=True) enrollment_end = DateTimeField(null=True) enrollment_domain = TextField(null=True) invitation_only = BooleanField(default=False) max_student_enrollments_allowed = IntegerField(null=True) # Catalog information catalog_visibility = TextField(null=True) short_description = TextField(null=True) course_video_url = TextField(null=True) effort = TextField(null=True) self_paced = BooleanField(default=False) @classmethod def _create_from_course(cls, course): """ Creates a CourseOverview object from a CourseDescriptor. Does not touch the database, simply constructs and returns an overview from the given course. Arguments: course (CourseDescriptor): any course descriptor object Returns: CourseOverview: overview extracted from the given course """ from lms.djangoapps.certificates.api import get_active_web_certificate from openedx.core.lib.courses import course_image_url log.info('Creating course overview for %s.', unicode(course.id)) # Workaround for a problem discovered in https://openedx.atlassian.net/browse/TNL-2806. # If the course has a malformed grading policy such that # course._grading_policy['GRADE_CUTOFFS'] = {}, then # course.lowest_passing_grade will raise a ValueError. # Work around this for now by defaulting to None. try: lowest_passing_grade = course.lowest_passing_grade except ValueError: lowest_passing_grade = None display_name = course.display_name start = course.start end = course.end max_student_enrollments_allowed = course.max_student_enrollments_allowed if isinstance(course.id, CCXLocator): from lms.djangoapps.ccx.utils import get_ccx_from_ccx_locator ccx = get_ccx_from_ccx_locator(course.id) display_name = ccx.display_name start = ccx.start end = ccx.due max_student_enrollments_allowed = ccx.max_student_enrollments_allowed return cls( version=cls.VERSION, id=course.id, _location=course.location, org=course.location.org, display_name=display_name, display_number_with_default=course.display_number_with_default, display_org_with_default=course.display_org_with_default, start=start, end=end, advertised_start=course.advertised_start, announcement=course.announcement, course_image_url=course_image_url(course), social_sharing_url=course.social_sharing_url, certificates_display_behavior=course.certificates_display_behavior, certificates_show_before_end=course.certificates_show_before_end, cert_html_view_enabled=course.cert_html_view_enabled, has_any_active_web_certificate=(get_active_web_certificate(course) is not None), cert_name_short=course.cert_name_short, cert_name_long=course.cert_name_long, lowest_passing_grade=lowest_passing_grade, end_of_course_survey_url=course.end_of_course_survey_url, days_early_for_beta=course.days_early_for_beta, mobile_available=course.mobile_available, visible_to_staff_only=course.visible_to_staff_only, _pre_requisite_courses_json=json.dumps( course.pre_requisite_courses), enrollment_start=course.enrollment_start, enrollment_end=course.enrollment_end, enrollment_domain=course.enrollment_domain, invitation_only=course.invitation_only, max_student_enrollments_allowed=max_student_enrollments_allowed, catalog_visibility=course.catalog_visibility, short_description=CourseDetails.fetch_about_attribute( course.id, 'short_description'), effort=CourseDetails.fetch_about_attribute(course.id, 'effort'), course_video_url=CourseDetails.fetch_video_url(course.id), self_paced=course.self_paced, ) @classmethod def load_from_module_store(cls, course_id): """ Load a CourseDescriptor, create a new CourseOverview from it, cache the overview, and return it. Arguments: course_id (CourseKey): the ID of the course overview to be loaded. Returns: CourseOverview: overview of the requested course. Raises: - CourseOverview.DoesNotExist if the course specified by course_id was not found. - IOError if some other error occurs while trying to load the course from the module store. """ store = modulestore() with store.bulk_operations(course_id): course = store.get_course(course_id) if isinstance(course, CourseDescriptor): course_overview = cls._create_from_course(course) try: with transaction.atomic(): course_overview.save() CourseOverviewTab.objects.bulk_create([ CourseOverviewTab(tab_id=tab.tab_id, course_overview=course_overview) for tab in course.tabs ]) CourseOverviewImageSet.create_for_course( course_overview, course) except IntegrityError: # There is a rare race condition that will occur if # CourseOverview.get_from_id is called while a # another identical overview is already in the process # of being created. # One of the overviews will be saved normally, while the # other one will cause an IntegrityError because it tries # to save a duplicate. # (see: https://openedx.atlassian.net/browse/TNL-2854). pass return course_overview elif course is not None: raise IOError( "Error while loading course {} from the module store: {}", unicode(course_id), course.error_msg if isinstance( course, ErrorDescriptor) else unicode(course)) else: raise cls.DoesNotExist() @classmethod def get_from_id(cls, course_id): """ Load a CourseOverview object for a given course ID. First, we try to load the CourseOverview from the database. If it doesn't exist, we load the entire course from the modulestore, create a CourseOverview object from it, and then cache it in the database for future use. Arguments: course_id (CourseKey): the ID of the course overview to be loaded. Returns: CourseOverview: overview of the requested course. Raises: - CourseOverview.DoesNotExist if the course specified by course_id was not found. - IOError if some other error occurs while trying to load the course from the module store. """ try: course_overview = cls.objects.select_related('image_set').get( id=course_id) if course_overview.version < cls.VERSION: # Throw away old versions of CourseOverview, as they might contain stale data. course_overview.delete() course_overview = None except cls.DoesNotExist: course_overview = None # Regenerate the thumbnail images if they're missing (either because # they were never generated, or because they were flushed out after # a change to CourseOverviewImageConfig. if course_overview and not hasattr(course_overview, 'image_set'): CourseOverviewImageSet.create_for_course(course_overview) return course_overview or cls.load_from_module_store(course_id) def clean_id(self, padding_char='='): """ Returns a unique deterministic base32-encoded ID for the course. Arguments: padding_char (str): Character used for padding at end of base-32 -encoded string, defaulting to '=' """ return course_metadata_utils.clean_course_key(self.location.course_key, padding_char) @property def location(self): """ Returns the UsageKey of this course. UsageKeyField has a strange behavior where it fails to parse the "run" of a course out of the serialized form of a Mongo Draft UsageKey. This method is a wrapper around _location attribute that fixes the problem by calling map_into_course, which restores the run attribute. """ if self._location.run is None: self._location = self._location.map_into_course(self.id) return self._location @property def number(self): """ Returns this course's number. This is a "number" in the sense of the "course numbers" that you see at lots of universities. For example, given a course "Intro to Computer Science" with the course key "edX/CS-101/2014", the course number would be "CS-101" """ return course_metadata_utils.number_for_course_location(self.location) @property def url_name(self): """ Returns this course's URL name. """ return course_metadata_utils.url_name_for_course_location( self.location) @property def display_name_with_default(self): """ Return reasonable display name for the course. """ return course_metadata_utils.display_name_with_default(self) @property def display_name_with_default_escaped(self): """ DEPRECATED: use display_name_with_default Return html escaped reasonable display name for the course. Note: This newly introduced method should not be used. It was only introduced to enable a quick search/replace and the ability to slowly migrate and test switching to display_name_with_default, which is no longer escaped. """ return course_metadata_utils.display_name_with_default_escaped(self) def has_started(self): """ Returns whether the the course has started. """ return course_metadata_utils.has_course_started(self.start) def has_ended(self): """ Returns whether the course has ended. """ return course_metadata_utils.has_course_ended(self.end) def starts_within(self, days): """ Returns True if the course starts with-in given number of days otherwise returns False. """ return course_metadata_utils.course_starts_within(self.start, days) def start_datetime_text(self, format_string="SHORT_DATE"): """ Returns the desired text corresponding the course's start date and time in UTC. Prefers .advertised_start, then falls back to .start. """ return course_metadata_utils.course_start_datetime_text( self.start, self.advertised_start, format_string, ugettext, strftime_localized) @property def start_date_is_still_default(self): """ Checks if the start date set for the course is still default, i.e. .start has not been modified, and .advertised_start has not been set. """ return course_metadata_utils.course_start_date_is_default( self.start, self.advertised_start, ) def end_datetime_text(self, format_string="SHORT_DATE"): """ Returns the end date or datetime for the course formatted as a string. """ return course_metadata_utils.course_end_datetime_text( self.end, format_string, strftime_localized) @property def sorting_score(self): """ Returns a tuple that can be used to sort the courses according the how "new" they are. The "newness" score is computed using a heuristic that takes into account the announcement and (advertised) start dates of the course if available. The lower the number the "newer" the course. """ return course_metadata_utils.sorting_score(self.start, self.advertised_start, self.announcement) @property def start_type(self): """ Returns the type of the course's 'start' field. """ if self.advertised_start: return u'string' elif self.start != DEFAULT_START_DATE: return u'timestamp' else: return u'empty' @property def start_display(self): """ Returns the display value for the course's start date. """ if self.advertised_start: return self.advertised_start elif self.start != DEFAULT_START_DATE: return defaultfilters.date(self.start, "DATE_FORMAT") else: return None def may_certify(self): """ Returns whether it is acceptable to show the student a certificate download link. """ return course_metadata_utils.may_certify_for_course( self.certificates_display_behavior, self.certificates_show_before_end, self.has_ended()) @property def pre_requisite_courses(self): """ Returns a list of ID strings for this course's prerequisite courses. """ return json.loads(self._pre_requisite_courses_json) @classmethod def get_select_courses(cls, course_keys): """ Returns CourseOverview objects for the given course_keys. """ course_overviews = [] log.info('Generating course overview for %d courses.', len(course_keys)) log.debug( 'Generating course overview(s) for the following courses: %s', course_keys) for course_key in course_keys: try: course_overviews.append(CourseOverview.get_from_id(course_key)) except Exception as ex: # pylint: disable=broad-except log.exception( 'An error occurred while generating course overview for %s: %s', unicode(course_key), ex.message, ) log.info('Finished generating course overviews.') return course_overviews @classmethod def get_all_courses(cls, org=None, filter_=None): """ Returns all CourseOverview objects in the database. Arguments: org (string): Optional parameter that allows case-insensitive filtering by organization. filter_ (dict): Optional parameter that allows custom filtering. """ # Note: If a newly created course is not returned in this QueryList, # make sure the "publish" signal was emitted when the course was # created. For tests using CourseFactory, use emit_signals=True. course_overviews = CourseOverview.objects.all() if org: # In rare cases, courses belonging to the same org may be accidentally assigned # an org code with a different casing (e.g., Harvardx as opposed to HarvardX). # Case-insensitive exact matching allows us to deal with this kind of dirty data. course_overviews = course_overviews.filter(org__iexact=org) if filter_: course_overviews = course_overviews.filter(**filter_) return course_overviews @classmethod def get_all_course_keys(cls): """ Returns all course keys from course overviews. """ return [ CourseKey.from_string(course_overview['id']) for course_overview in CourseOverview.objects.values('id') ] def is_discussion_tab_enabled(self): """ Returns True if course has discussion tab and is enabled """ tabs = self.tabs.all() # creates circular import; hence explicitly referenced is_discussion_enabled for tab in tabs: if tab.tab_id == "discussion" and django_comment_client.utils.is_discussion_enabled( self.id): return True return False @property def image_urls(self): """ Return a dict with all known URLs for this course image. Current resolutions are: raw = original upload from the user small = thumbnail with dimensions CourseOverviewImageConfig.current().small large = thumbnail with dimensions CourseOverviewImageConfig.current().large If no thumbnails exist, the raw (originally uploaded) image will be returned for all resolutions. """ # This is either the raw image that the course team uploaded, or the # settings.DEFAULT_COURSE_ABOUT_IMAGE_URL if they didn't specify one. raw_image_url = self.course_image_url # Default all sizes to return the raw image if there is no # CourseOverviewImageSet associated with this CourseOverview. This can # happen because we're disabled via CourseOverviewImageConfig. urls = { 'raw': raw_image_url, 'small': raw_image_url, 'large': raw_image_url, } # If we do have a CourseOverviewImageSet, we still default to the raw # images if our thumbnails are blank (might indicate that there was a # processing error of some sort while trying to generate thumbnails). if hasattr( self, 'image_set') and CourseOverviewImageConfig.current().enabled: urls['small'] = self.image_set.small_url or raw_image_url urls['large'] = self.image_set.large_url or raw_image_url return urls @property def pacing(self): """ Returns the pacing for the course. Potential values: self: Self-paced courses instructor: Instructor-led courses """ return 'self' if self.self_paced else 'instructor' def __unicode__(self): """Represent ourselves with the course key.""" return unicode(self.id)
def test_DateTimeField(self): lazy_func = lazy(lambda: datetime.datetime.now(), datetime.datetime) self.assertIsInstance(DateTimeField().get_prep_value(lazy_func()), datetime.datetime)
class Message(models.Model): msg = TextField(max_length=250) ip_addr = GenericIPAddressField(blank=True, null=True) timestamp = DateTimeField(auto_now_add=True, blank=True, null=True)
class User(AbstractUser): created_at = DateTimeField(auto_now_add=True) updated_at = DateTimeField(auto_now=True)
class WishListEntry(Model): item = ForeignKey(Item) wish_list = ForeignKey(WishList) date = DateTimeField(default=datetime_now)
class AutomatedTask(BaseAuditModel): agent = models.ForeignKey( "agents.Agent", related_name="autotasks", on_delete=models.CASCADE, null=True, blank=True, ) policy = models.ForeignKey( Policy, related_name="autotasks", null=True, blank=True, on_delete=models.CASCADE, ) script = models.ForeignKey( "scripts.Script", null=True, blank=True, related_name="autoscript", on_delete=models.CASCADE, ) script_args = ArrayField( models.CharField(max_length=255, null=True, blank=True), null=True, blank=True, default=list, ) assigned_check = models.ForeignKey( "checks.Check", null=True, blank=True, related_name="assignedtask", on_delete=models.SET_NULL, ) name = models.CharField(max_length=255) run_time_bit_weekdays = models.IntegerField(null=True, blank=True) # run_time_days is deprecated, use bit weekdays run_time_days = ArrayField( models.IntegerField(choices=RUN_TIME_DAY_CHOICES, null=True, blank=True), null=True, blank=True, default=list, ) run_time_minute = models.CharField(max_length=5, null=True, blank=True) task_type = models.CharField( max_length=100, choices=TASK_TYPE_CHOICES, default="manual" ) run_time_date = DateTimeField(null=True, blank=True) remove_if_not_scheduled = models.BooleanField(default=False) managed_by_policy = models.BooleanField(default=False) parent_task = models.PositiveIntegerField(null=True, blank=True) win_task_name = models.CharField(max_length=255, null=True, blank=True) timeout = models.PositiveIntegerField(default=120) retcode = models.IntegerField(null=True, blank=True) stdout = models.TextField(null=True, blank=True) stderr = models.TextField(null=True, blank=True) execution_time = models.CharField(max_length=100, default="0.0000") last_run = models.DateTimeField(null=True, blank=True) enabled = models.BooleanField(default=True) sync_status = models.CharField( max_length=100, choices=SYNC_STATUS_CHOICES, default="notsynced" ) def __str__(self): return self.name @property def schedule(self): if self.task_type == "manual": return "Manual" elif self.task_type == "checkfailure": return "Every time check fails" elif self.task_type == "runonce": return f'Run once on {self.run_time_date.strftime("%m/%d/%Y %I:%M%p")}' elif self.task_type == "scheduled": run_time_nice = dt.datetime.strptime( self.run_time_minute, "%H:%M" ).strftime("%I:%M %p") days = bitdays_to_string(self.run_time_bit_weekdays) return f"{days} at {run_time_nice}" @property def last_run_as_timezone(self): if self.last_run is not None and self.agent is not None: return self.last_run.astimezone( pytz.timezone(self.agent.timezone) ).strftime("%b-%d-%Y - %H:%M") return self.last_run @staticmethod def generate_task_name(): chars = string.ascii_letters return "TacticalRMM_" + "".join(random.choice(chars) for i in range(35)) @staticmethod def serialize(task): # serializes the task and returns json from .serializers import TaskSerializer return TaskSerializer(task).data def create_policy_task(self, agent=None, policy=None): from .tasks import create_win_task_schedule # exit if neither are set or if both are set if not agent and not policy or agent and policy: return assigned_check = None if agent and self.assigned_check: assigned_check = agent.agentchecks.get(parent_check=self.assigned_check.pk) elif policy and self.assigned_check: assigned_check = policy.policychecks.get(name=self.assigned_check.name) task = AutomatedTask.objects.create( agent=agent, policy=policy, managed_by_policy=bool(agent), parent_task=(self.pk if agent else None), script=self.script, script_args=self.script_args, assigned_check=assigned_check, name=self.name, run_time_days=self.run_time_days, run_time_minute=self.run_time_minute, run_time_bit_weekdays=self.run_time_bit_weekdays, run_time_date=self.run_time_date, task_type=self.task_type, win_task_name=self.win_task_name, timeout=self.timeout, enabled=self.enabled, remove_if_not_scheduled=self.remove_if_not_scheduled, ) create_win_task_schedule.delay(task.pk)
class Notification(models.Model): type = CharField(max_length=127) atime = DateTimeField(null=True, default=datetime.now())
class AssignmentGradeHistory(models.Model): user = ForeignKey(User, related_name="u_grade_h") grader = ForeignKey(User, related_name="g_grade_h") ctime = DateTimeField(default=datetime.now()) grade = IntegerField() source = ForeignKey(Source)
class UserSetting(models.Model): user = ForeignKey(User) setting = ForeignKey(DefaultSetting) value = IntegerField() ctime = DateTimeField(default=datetime.now)
class FileDownload(models.Model): ctime = DateTimeField(default=datetime.now()) user = ForeignKey(User) source = ForeignKey(Source) annotated = BooleanField()
class Idle(models.Model): session = ForeignKey(Session) t1 = DateTimeField() t2 = DateTimeField()
class CommentSeen(models.Model): comment = ForeignKey(Comment) session = ForeignKey(Session, null=True) user = ForeignKey( User) #duplicate (cf session) but inlined for performance ctime = DateTimeField(default=datetime.now)
class Session(models.Model): user = ForeignKey(User) ctime = DateTimeField(default=datetime.now) lastactivity = DateTimeField(default=datetime.now, null=True) ip = CharField(max_length=63, blank=True, null=True) clienttime = DateTimeField(blank=True, null=True)
def __init__(self, expression, output_field=DateTimeField(), **extra): super().__init__(expression, output_field=output_field, **extra)
class Ticket(models.Model): aussteller_id = CharField(max_length=20) zeitstempel = DateTimeField() # TICKET GELÖSCHT def _löschen(self, pj): Ticket_Gelöscht.objects.using(pj.db_bezeichnung()).create( ticket=self, gelöscht=True, zeitstempel=timezone.now()) def _entlöschen(self, pj): Ticket_Gelöscht.objects.using(pj.db_bezeichnung()).create( ticket=self, gelöscht=False, zeitstempel=timezone.now()) def _gelöscht(self, pj): try: return Ticket_Gelöscht.objects.using(pj.db_bezeichnung()).filter( ticket=self).latest('zeitstempel').gelöscht except ObjectDoesNotExist: return False # TICKET BEZEICHNUNG def _bezeichnung_ändern(self, pj, bezeichnung_neu): Ticket_Bezeichnung.objects.using(pj.db_bezeichnung()).create( ticket=self, bezeichnung=bezeichnung_neu, zeitstempel=timezone.now(), ) def _bezeichnung(self, pj): return Ticket_Bezeichnung.objects.using(pj.db_bezeichnung()).filter( ticket=self).latest('zeitstempel').bezeichnung # TICKET STATUS AUSSTELLER def _ausstellerstatus(self, pj): ticket_ausstellerstatus = Ticket_Ausstellerstatus.objects.using( pj.db_bezeichnung()).filter(ticket=self).latest('zeitstempel') return ticket_ausstellerstatus.status # TICKET X-KOORDINATE def _x_koordinate_ändern(self, pj, plan, x_koordinate_neu): ti_pl = Ticket_Plan.objects.using(pj.db_bezeichnung()).get(ticket=self, plan=plan) Ticket_Plan_X.objects.using(pj.db_bezeichnung()).create( ticket_plan=ti_pl, x_koordinate=x_koordinate_neu, zeitstempel=timezone.now()) def _x_koordinate(self, pj, plan): ti_pl = Ticket_Plan.objects.using(pj.db_bezeichnung()).get(ticket=self, plan=plan) return Ticket_Plan_X.objects.using(pj.db_bezeichnung()).filter( ticket_plan=ti_pl).latest('zeitstempel').x_koordinate # TICKET Y-KOORDINATE def _y_koordinate_ändern(self, pj, plan, y_koordinate_neu): ti_pl = Ticket_Plan.objects.using(pj.db_bezeichnung()).get(ticket=self, plan=plan) Ticket_Plan_Y.objects.using(pj.db_bezeichnung()).create( ticket_plan=ti_pl, y_koordinate=y_koordinate_neu, zeitstempel=timezone.now()) def _y_koordinate(self, pj, plan): ti_pl = Ticket_Plan.objects.using(pj.db_bezeichnung()).get(ticket=self, plan=plan) return Ticket_Plan_Y.objects.using(pj.db_bezeichnung()).filter( ticket_plan=ti_pl).latest('zeitstempel').y_koordinate # TICKET EMPFÄNGERGIRMA def _empfängerfirma_ändern(self, pj, empfängerfirma_neu_id): ti_empf = Ticket_Empfängerfirma.objects.using( pj.db_bezeichnung()).create(ticket=self, firma_id=empfängerfirma_neu_id, zeitstempel=timezone.now()) return ti_empf def _empfängerfirma(self, pj): ti_empf_id = Ticket_Empfängerfirma.objects.using( pj.db_bezeichnung()).filter( ticket=self).latest('zeitstempel').firma_id return Firma.objects.using(DB_SUPER).get(pk=ti_empf_id) def _empfängerfirma_gelesen_markieren(self, pj): ti_empf = Ticket_Empfängerfirma.objects.using( pj.db_bezeichnung()).filter(ticket=self).latest('zeitstempel') Ticket_Empfängerfirma_Gelesen.objects.using( pj.db_bezeichnung()).create(ticket_empfängerfirma=ti_empf, zeitstempel=timezone.now()) def _empfängerfirma_gelesen(self, pj): ticket_empfängerfirma = Ticket_Empfängerfirma.objects.using( pj.db_bezeichnung()).filter(ticket=self).latest('zeitstempel') return ticket_empfängerfirma._gelesen(pj) def _empfängerstatus(self, pj): ticket_empfängerfirma = Ticket_Empfängerfirma.objects.using( pj.db_bezeichnung()).filter(ticket=self).latest('zeitstempel') return ticket_empfängerfirma._status(pj) # TICKET FÄLLIGKEITSDATUM def _fälligkeitsdatum_ändern(self, pj, fälligkeitsdatum_neu): Ticket_Fälligkeitsdatum.objects.using(pj.db_bezeichnung()).create( ticket=self, zeitstempel=timezone.now(), fälligkeitsdatum=fälligkeitsdatum_neu) def _fälligkeitsdatum(self, pj): qs_ticket_fälligkeitsdatum = Ticket_Fälligkeitsdatum.objects.using( pj.db_bezeichnung()).filter(ticket=self) return qs_ticket_fälligkeitsdatum.latest( 'zeitstempel').fälligkeitsdatum # TICKET PLAN def _plan(self, pj): qs_ti_pl = Ticket_Plan.objects.using( pj.db_bezeichnung()).filter(ticket=self) return qs_ti_pl.latest('zeitstempel').plan # TICKET HISTORIE def _historie(self, pj): User = get_user_model() li_historie = [] # Erstellt dict_eintrag_erstellt = {} dict_eintrag_erstellt['ereignis'] = 'Ticket erstellt' ma = User.objects.using(DB_SUPER).get(pk=self.aussteller_id) dict_eintrag_erstellt[ 'mitarbeiter_firma'] = f'{ma.first_name} {ma.last_name}' dict_eintrag_erstellt['zeitstempel'] = self.zeitstempel dict_eintrag_erstellt['text'] = 'Ticket erstellt' li_historie.append(dict_eintrag_erstellt) # Kommentare for k in Ticket_Kommentar.objects.using( pj.db_bezeichnung()).filter(ticket=self): dict_eintrag_kommentar = {} dict_eintrag_kommentar['ereignis'] = 'Kommentar' ma = User.objects.using(DB_SUPER).get(pk=k.mitarbeiter_id) dict_eintrag_kommentar[ 'mitarbeiter_firma'] = f'{ma.first_name} {ma.last_name}' dict_eintrag_kommentar['zeitstempel'] = k.zeitstempel dict_eintrag_kommentar['text'] = k.text # Kommentar-Anhänge pfad_projekt = Pfad_Projekt.objects.using( pj.db_bezeichnung()).latest('zeitstempel').pfad pfad_anhänge = Pfad_Anhaenge.objects.using( pj.db_bezeichnung()).latest('zeitstempel').pfad li_anhänge = [] for a in Ticket_Kommentar_Anhang.objects.using( pj.db_bezeichnung()).filter(ticket_kommentar=k): dict_a = a.__dict__ dict_a['dateiname'] = a.datei.dateiname dict_a['dateipfad'] = path.join( pfad_projekt, pfad_anhänge, f'{a.datei.id}_{a.datei.dateiname}') li_anhänge.append(dict_a) dict_eintrag_kommentar['liste_anhänge'] = li_anhänge # Kommentar-Fotos pfad_fotos = Pfad_Fotos.objects.using( pj.db_bezeichnung()).latest('zeitstempel').pfad li_fotos = [] for fo in Ticket_Kommentar_Foto.objects.using( pj.db_bezeichnung()).filter(ticket_kommentar=k): dict_fo = fo.__dict__ dict_fo['dateiname'] = fo.foto.dateiname dict_fo['dateipfad'] = path.join( pfad_projekt, pfad_fotos, f'{fo.foto.id}_{fo.foto.dateiname}') li_fotos.append(dict_fo) dict_eintrag_kommentar['liste_fotos'] = li_fotos li_historie.append(dict_eintrag_kommentar) # Ausstellerstati for ast in Ticket_Ausstellerstatus.objects.using( pj.db_bezeichnung()).filter(ticket=self): dict_eintrag_ausstellerstatus = {} dict_eintrag_ausstellerstatus['ereignis'] = 'Status Aussteller' ma = User.objects.using(DB_SUPER).get(pk=self.aussteller_id) dict_eintrag_ausstellerstatus[ 'mitarbeiter_firma'] = f'{ma.first_name} {ma.last_name}' dict_eintrag_ausstellerstatus['zeitstempel'] = ast.zeitstempel dict_eintrag_ausstellerstatus[ 'text'] = f'Ausstellerstatus geändert auf: {ast.status.bezeichnung}' li_historie.append(dict_eintrag_ausstellerstatus) # Empfängerstatus ti_empf = Ticket_Empfängerfirma.objects.using( pj.db_bezeichnung()).filter(ticket=self).latest('zeitstempel') for es in Ticket_Empfängerfirma_Status.objects.using( pj.db_bezeichnung()).filter(ticket_empfängerfirma=ti_empf): dict_eintrag_empfängerstatus = {} dict_eintrag_empfängerstatus['ereignis'] = 'Status Empfängerfirma' fa = Firma.objects.using(DB_SUPER).get(pk=ti_empf.firma_id) dict_eintrag_empfängerstatus[ 'mitarbeiter_firma'] = fa._bezeichnung() dict_eintrag_empfängerstatus['zeitstempel'] = es.zeitstempel dict_eintrag_empfängerstatus[ 'text'] = f'Empfängerstatus geändert auf: {es.status.bezeichnung}' li_historie.append(dict_eintrag_empfängerstatus) return sorted(li_historie, key=lambda i: i['zeitstempel']) # TICKET DICT def _dict_für_übersicht(self, pj): dict_ticket = self.__dict__ dict_ticket['bezeichnung'] = self._bezeichnung(pj) User = get_user_model() ma = User.objects.using(DB_SUPER).get(pk=self.aussteller_id) dict_ticket['aussteller'] = ma.first_name + ' ' + ma.last_name dict_ticket['ausstellerstatus'] = self._ausstellerstatus( pj).bezeichnung # Empfängerfirma dict_empfängerfirma = self._empfängerfirma(pj).__dict__ dict_empfängerfirma['bezeichnung'] = self._empfängerfirma( pj)._bezeichnung() dict_ticket['empfängerfirma'] = dict_empfängerfirma dict_ticket['empfängerstatus'] = self._empfängerstatus(pj).bezeichnung dict_ticket['gelesen'] = self._empfängerfirma_gelesen(pj) dict_ticket['fälligkeitsdatum'] = self._fälligkeitsdatum(pj) dict_ticket['plan'] = self._plan(pj)._bezeichnung(pj) return dict_ticket
class ItemView(Model): item = ForeignKey(Item) date = DateTimeField(default=datetime_now)
class Ticket_Fälligkeitsdatum(models.Model): ticket = models.ForeignKey(Ticket, on_delete=models.CASCADE) zeitstempel = DateTimeField() fälligkeitsdatum = DateTimeField()
class CourseOverview(TimeStampedModel): """ Model for storing and caching basic information about a course. This model contains basic course metadata such as an ID, display name, image URL, and any other information that would be necessary to display a course as part of a user dashboard or enrollment API. """ # IMPORTANT: Bump this whenever you modify this model and/or add a migration. VERSION = 1 # Cache entry versioning. version = IntegerField() # Course identification id = CourseKeyField(db_index=True, primary_key=True, max_length=255) # pylint: disable=invalid-name _location = UsageKeyField(max_length=255) display_name = TextField(null=True) display_number_with_default = TextField() display_org_with_default = TextField() # Start/end dates start = DateTimeField(null=True) end = DateTimeField(null=True) advertised_start = TextField(null=True) # URLs course_image_url = TextField() facebook_url = TextField(null=True) social_sharing_url = TextField(null=True) end_of_course_survey_url = TextField(null=True) # Certification data certificates_display_behavior = TextField(null=True) certificates_show_before_end = BooleanField() cert_html_view_enabled = BooleanField() has_any_active_web_certificate = BooleanField() cert_name_short = TextField() cert_name_long = TextField() # Grading lowest_passing_grade = DecimalField(max_digits=5, decimal_places=2, null=True) # Access parameters days_early_for_beta = FloatField(null=True) mobile_available = BooleanField() visible_to_staff_only = BooleanField() _pre_requisite_courses_json = TextField( ) # JSON representation of list of CourseKey strings # Enrollment details enrollment_start = DateTimeField(null=True) enrollment_end = DateTimeField(null=True) enrollment_domain = TextField(null=True) invitation_only = BooleanField(default=False) max_student_enrollments_allowed = IntegerField(null=True) @classmethod def _create_from_course(cls, course): """ Creates a CourseOverview object from a CourseDescriptor. Does not touch the database, simply constructs and returns an overview from the given course. Arguments: course (CourseDescriptor): any course descriptor object Returns: CourseOverview: overview extracted from the given course """ from lms.djangoapps.certificates.api import get_active_web_certificate from lms.djangoapps.courseware.courses import course_image_url # Workaround for a problem discovered in https://openedx.atlassian.net/browse/TNL-2806. # If the course has a malformed grading policy such that # course._grading_policy['GRADE_CUTOFFS'] = {}, then # course.lowest_passing_grade will raise a ValueError. # Work around this for now by defaulting to None. try: lowest_passing_grade = course.lowest_passing_grade except ValueError: lowest_passing_grade = None display_name = course.display_name start = course.start end = course.end if isinstance(course.id, CCXLocator): from ccx.utils import get_ccx_from_ccx_locator # pylint: disable=import-error ccx = get_ccx_from_ccx_locator(course.id) display_name = ccx.display_name start = ccx.start end = ccx.due return cls( version=cls.VERSION, id=course.id, _location=course.location, display_name=display_name, display_number_with_default=course.display_number_with_default, display_org_with_default=course.display_org_with_default, start=start, end=end, advertised_start=course.advertised_start, course_image_url=course_image_url(course), facebook_url=course.facebook_url, social_sharing_url=course.social_sharing_url, certificates_display_behavior=course.certificates_display_behavior, certificates_show_before_end=course.certificates_show_before_end, cert_html_view_enabled=course.cert_html_view_enabled, has_any_active_web_certificate=(get_active_web_certificate(course) is not None), cert_name_short=course.cert_name_short, cert_name_long=course.cert_name_long, lowest_passing_grade=lowest_passing_grade, end_of_course_survey_url=course.end_of_course_survey_url, days_early_for_beta=course.days_early_for_beta, mobile_available=course.mobile_available, visible_to_staff_only=course.visible_to_staff_only, _pre_requisite_courses_json=json.dumps( course.pre_requisite_courses), enrollment_start=course.enrollment_start, enrollment_end=course.enrollment_end, enrollment_domain=course.enrollment_domain, invitation_only=course.invitation_only, max_student_enrollments_allowed=course. max_student_enrollments_allowed, ) @classmethod def _load_from_module_store(cls, course_id): """ Load a CourseDescriptor, create a new CourseOverview from it, cache the overview, and return it. Arguments: course_id (CourseKey): the ID of the course overview to be loaded. Returns: CourseOverview: overview of the requested course. Raises: - CourseOverview.DoesNotExist if the course specified by course_id was not found. - IOError if some other error occurs while trying to load the course from the module store. """ store = modulestore() with store.bulk_operations(course_id): course = store.get_course(course_id) if isinstance(course, CourseDescriptor): course_overview = cls._create_from_course(course) course_overview.save() return course_overview elif course is not None: raise IOError( "Error while loading course {} from the module store: {}", unicode(course_id), course.error_msg if isinstance( course, ErrorDescriptor) else unicode(course)) else: raise cls.DoesNotExist() @classmethod def get_from_id(cls, course_id): """ Load a CourseOverview object for a given course ID. First, we try to load the CourseOverview from the database. If it doesn't exist, we load the entire course from the modulestore, create a CourseOverview object from it, and then cache it in the database for future use. Arguments: course_id (CourseKey): the ID of the course overview to be loaded. Returns: CourseOverview: overview of the requested course. Raises: - CourseOverview.DoesNotExist if the course specified by course_id was not found. - IOError if some other error occurs while trying to load the course from the module store. """ try: course_overview = cls.objects.get(id=course_id) if course_overview.version != cls.VERSION: # Throw away old versions of CourseOverview, as they might contain stale data. course_overview.delete() course_overview = None except cls.DoesNotExist: course_overview = None return course_overview or cls._load_from_module_store(course_id) def clean_id(self, padding_char='='): """ Returns a unique deterministic base32-encoded ID for the course. Arguments: padding_char (str): Character used for padding at end of base-32 -encoded string, defaulting to '=' """ return course_metadata_utils.clean_course_key(self.location.course_key, padding_char) @property def location(self): """ Returns the UsageKey of this course. UsageKeyField has a strange behavior where it fails to parse the "run" of a course out of the serialized form of a Mongo Draft UsageKey. This method is a wrapper around _location attribute that fixes the problem by calling map_into_course, which restores the run attribute. """ if self._location.run is None: self._location = self._location.map_into_course(self.id) return self._location @property def number(self): """ Returns this course's number. This is a "number" in the sense of the "course numbers" that you see at lots of universities. For example, given a course "Intro to Computer Science" with the course key "edX/CS-101/2014", the course number would be "CS-101" """ return course_metadata_utils.number_for_course_location(self.location) @property def url_name(self): """ Returns this course's URL name. """ return course_metadata_utils.url_name_for_course_location( self.location) @property def display_name_with_default(self): """ Return reasonable display name for the course. """ return course_metadata_utils.display_name_with_default(self) def has_started(self): """ Returns whether the the course has started. """ return course_metadata_utils.has_course_started(self.start) def has_ended(self): """ Returns whether the course has ended. """ return course_metadata_utils.has_course_ended(self.end) def start_datetime_text(self, format_string="SHORT_DATE"): """ Returns the desired text corresponding the course's start date and time in UTC. Prefers .advertised_start, then falls back to .start. """ return course_metadata_utils.course_start_datetime_text( self.start, self.advertised_start, format_string, ugettext, strftime_localized) @property def start_date_is_still_default(self): """ Checks if the start date set for the course is still default, i.e. .start has not been modified, and .advertised_start has not been set. """ return course_metadata_utils.course_start_date_is_default( self.start, self.advertised_start, ) def end_datetime_text(self, format_string="SHORT_DATE"): """ Returns the end date or datetime for the course formatted as a string. """ return course_metadata_utils.course_end_datetime_text( self.end, format_string, strftime_localized) def may_certify(self): """ Returns whether it is acceptable to show the student a certificate download link. """ return course_metadata_utils.may_certify_for_course( self.certificates_display_behavior, self.certificates_show_before_end, self.has_ended()) @property def pre_requisite_courses(self): """ Returns a list of ID strings for this course's prerequisite courses. """ return json.loads(self._pre_requisite_courses_json)
class BusinessAccount(QuicksellModel): """Business account of user.""" user = OneToOneField(User, related_name='business_account', on_delete=CASCADE) is_active = BooleanField(default=False) expires = DateTimeField(null=True, blank=True)
class AutomatedTask(BaseAuditModel): agent = models.ForeignKey( "agents.Agent", related_name="autotasks", on_delete=models.CASCADE, null=True, blank=True, ) policy = models.ForeignKey( "automation.Policy", related_name="autotasks", null=True, blank=True, on_delete=models.CASCADE, ) script = models.ForeignKey( "scripts.Script", null=True, blank=True, related_name="autoscript", on_delete=models.CASCADE, ) script_args = ArrayField( models.CharField(max_length=255, null=True, blank=True), null=True, blank=True, default=list, ) assigned_check = models.ForeignKey( "checks.Check", null=True, blank=True, related_name="assignedtask", on_delete=models.SET_NULL, ) name = models.CharField(max_length=255) run_time_bit_weekdays = models.IntegerField(null=True, blank=True) # run_time_days is deprecated, use bit weekdays run_time_days = ArrayField( models.IntegerField(choices=RUN_TIME_DAY_CHOICES, null=True, blank=True), null=True, blank=True, default=list, ) run_time_minute = models.CharField(max_length=5, null=True, blank=True) task_type = models.CharField(max_length=100, choices=TASK_TYPE_CHOICES, default="manual") run_time_date = DateTimeField(null=True, blank=True) remove_if_not_scheduled = models.BooleanField(default=False) run_asap_after_missed = models.BooleanField( default=False) # added in agent v1.4.7 managed_by_policy = models.BooleanField(default=False) parent_task = models.PositiveIntegerField(null=True, blank=True) win_task_name = models.CharField(max_length=255, null=True, blank=True) timeout = models.PositiveIntegerField(default=120) retcode = models.IntegerField(null=True, blank=True) stdout = models.TextField(null=True, blank=True) stderr = models.TextField(null=True, blank=True) execution_time = models.CharField(max_length=100, default="0.0000") last_run = models.DateTimeField(null=True, blank=True) enabled = models.BooleanField(default=True) status = models.CharField(max_length=30, choices=TASK_STATUS_CHOICES, default="pending") sync_status = models.CharField(max_length=100, choices=SYNC_STATUS_CHOICES, default="notsynced") alert_severity = models.CharField(max_length=30, choices=SEVERITY_CHOICES, default="info") email_alert = models.BooleanField(default=False) text_alert = models.BooleanField(default=False) dashboard_alert = models.BooleanField(default=False) def __str__(self): return self.name @property def schedule(self): if self.task_type == "manual": return "Manual" elif self.task_type == "checkfailure": return "Every time check fails" elif self.task_type == "runonce": return f'Run once on {self.run_time_date.strftime("%m/%d/%Y %I:%M%p")}' elif self.task_type == "scheduled": run_time_nice = dt.datetime.strptime(self.run_time_minute, "%H:%M").strftime("%I:%M %p") days = bitdays_to_string(self.run_time_bit_weekdays) return f"{days} at {run_time_nice}" @property def last_run_as_timezone(self): if self.last_run is not None and self.agent is not None: return self.last_run.astimezone(pytz.timezone( self.agent.timezone)).strftime("%b-%d-%Y - %H:%M") return self.last_run @staticmethod def generate_task_name(): chars = string.ascii_letters return "TacticalRMM_" + "".join( random.choice(chars) for i in range(35)) @staticmethod def serialize(task): # serializes the task and returns json from .serializers import TaskSerializer return TaskSerializer(task).data def create_policy_task(self, agent=None, policy=None): from .tasks import create_win_task_schedule # if policy is present, then this task is being copied to another policy # if agent is present, then this task is being created on an agent from a policy # exit if neither are set or if both are set if not agent and not policy or agent and policy: return assigned_check = None # get correct assigned check to task if set if agent and self.assigned_check: # check if there is a matching check on the agent if agent.agentchecks.filter( parent_check=self.assigned_check.pk).exists(): assigned_check = agent.agentchecks.filter( parent_check=self.assigned_check.pk).first() # check was overriden by agent and we need to use that agents check else: if agent.agentchecks.filter( check_type=self.assigned_check.check_type, overriden_by_policy=True).exists(): assigned_check = agent.agentchecks.filter( check_type=self.assigned_check.check_type, overriden_by_policy=True, ).first() elif policy and self.assigned_check: if policy.policychecks.filter( name=self.assigned_check.name).exists(): assigned_check = policy.policychecks.filter( name=self.assigned_check.name).first() else: assigned_check = policy.policychecks.filter( check_type=self.assigned_check.check_type).first() task = AutomatedTask.objects.create( agent=agent, policy=policy, managed_by_policy=bool(agent), parent_task=(self.pk if agent else None), alert_severity=self.alert_severity, email_alert=self.email_alert, text_alert=self.text_alert, dashboard_alert=self.dashboard_alert, script=self.script, script_args=self.script_args, assigned_check=assigned_check, name=self.name, run_time_days=self.run_time_days, run_time_minute=self.run_time_minute, run_time_bit_weekdays=self.run_time_bit_weekdays, run_time_date=self.run_time_date, task_type=self.task_type, win_task_name=self.win_task_name, timeout=self.timeout, enabled=self.enabled, remove_if_not_scheduled=self.remove_if_not_scheduled, run_asap_after_missed=self.run_asap_after_missed, ) create_win_task_schedule.delay(task.pk) def should_create_alert(self, alert_template): return (self.dashboard_alert or self.email_alert or self.text_alert or (alert_template and (alert_template.task_always_alert or alert_template.task_always_email or alert_template.task_always_text))) def send_email(self): from core.models import CoreSettings CORE = CoreSettings.objects.first() alert_template = self.agent.get_alert_template() if self.agent: subject = f"{self.agent.client.name}, {self.agent.site.name}, {self} Failed" else: subject = f"{self} Failed" body = ( subject + f" - Return code: {self.retcode}\nStdout:{self.stdout}\nStderr: {self.stderr}" ) CORE.send_mail(subject, body, alert_template) def send_sms(self): from core.models import CoreSettings CORE = CoreSettings.objects.first() alert_template = self.agent.get_alert_template() if self.agent: subject = f"{self.agent.client.name}, {self.agent.site.name}, {self} Failed" else: subject = f"{self} Failed" body = ( subject + f" - Return code: {self.retcode}\nStdout:{self.stdout}\nStderr: {self.stderr}" ) CORE.send_sms(body, alert_template=alert_template) def send_resolved_email(self): from core.models import CoreSettings alert_template = self.agent.get_alert_template() CORE = CoreSettings.objects.first() subject = f"{self.agent.client.name}, {self.agent.site.name}, {self} Resolved" body = ( subject + f" - Return code: {self.retcode}\nStdout:{self.stdout}\nStderr: {self.stderr}" ) CORE.send_mail(subject, body, alert_template=alert_template) def send_resolved_sms(self): from core.models import CoreSettings alert_template = self.agent.get_alert_template() CORE = CoreSettings.objects.first() subject = f"{self.agent.client.name}, {self.agent.site.name}, {self} Resolved" body = ( subject + f" - Return code: {self.retcode}\nStdout:{self.stdout}\nStderr: {self.stderr}" ) CORE.send_sms(body, alert_template=alert_template)
def output_field(self) -> Field: return DateTimeField()
class MovEncabezado(models.Model): area = models.ForeignKey(Area, related_name="movs_asociados", on_delete=models.PROTECT) tipo_mov = models.ForeignKey(TipoMov, related_name="movs_asociados", on_delete=models.PROTECT) folio = IntegerField() descripcion = CharField(max_length=200, default='') created_at = DateTimeField(auto_now_add=True) updated_at = DateTimeField(auto_now=True) #mov_items - MovItem #mov_estados - MovEstado objects = MovManager() def __str__(self): return f"Tipo:{self.tipo_mov.name} folio:{self.folio}" @property def mov_items_sorted_updated(self): return self.mov_items.order_by('-updated_at') @property def estado(self): estados = self.mov_estados.all() if len(estados.filter(estado__name='EJECUTADO')) > 0: return 'EJECUTADO' elif len(estados.filter(estado__name='CANCELADO')) > 0: return 'CANCELADO' elif len(estados.filter(estado__name='NO AUTORIZADO')) > 0: return 'NO AUTORIZADO' elif len(estados.filter(estado__name='AUTORIZADO')) > 0: return 'AUTORIZADO' elif len(estados.filter(estado__name='SOLICITADO')) > 0: return 'SOLICITADO' else: return 'CREADO' @property def user_crea(self): return self.mov_estados.filter(estado__name="CREADO")[0].user @property def num_items_solicitado(self): n = 0 for fila_det in self.mov_items.all(): try: if abs(fila_det.cant_solicitada) > 0: n += 1 except: pass return n @property def num_items_autorizado(self): n = 0 for fila_det in self.mov_items.all(): try: if abs(fila_det.cant_autorizada) > 0: n += 1 except: pass return n @property def num_items_ejecutado(self): n = 0 for fila_det in self.mov_items.all(): try: if abs(fila_det.cant_ejecutada) > 0: n += 1 except: pass return n @property def monto_solicitado(self): monto = 0 for fila_det in self.mov_items.all(): try: monto += fila_det.monto_solicitado except: pass return monto @property def monto_autorizado(self): monto = 0 for fila_det in self.mov_items.all(): try: monto += fila_det.monto_autorizado except: pass return monto @property def monto_ejecutado(self): monto = 0 for fila_det in self.mov_items.all(): try: monto += fila_det.monto_ejecutado except: pass return monto @property def abierto(self): return self.estado not in ["CANCELADO", "NO AUTORIZADO", "EJECUTADO"]
class User(AbstractUser): height = IntegerField(null=True) weight = IntegerField(null=True) sex = BooleanField(null=True) birth = DateTimeField(null=True) pass
class CourseOverview(TimeStampedModel): """ Model for storing and caching basic information about a course. This model contains basic course metadata such as an ID, display name, image URL, and any other information that would be necessary to display a course as part of: user dashboard (enrolled courses) course catalog (courses to enroll in) course about (meta data about the course) """ class Meta(object): app_label = 'course_overviews' # IMPORTANT: Bump this whenever you modify this model and/or add a migration. VERSION = 6 # Cache entry versioning. version = IntegerField() # Course identification id = CourseKeyField(db_index=True, primary_key=True, max_length=255) _location = UsageKeyField(max_length=255) org = TextField(max_length=255, default='outdated_entry') display_name = TextField(null=True) display_number_with_default = TextField() display_org_with_default = TextField() # Start/end dates start = DateTimeField(null=True) end = DateTimeField(null=True) advertised_start = TextField(null=True) announcement = DateTimeField(null=True) # URLs course_image_url = TextField() social_sharing_url = TextField(null=True) end_of_course_survey_url = TextField(null=True) # Certification data certificates_display_behavior = TextField(null=True) certificates_show_before_end = BooleanField(default=False) cert_html_view_enabled = BooleanField(default=False) has_any_active_web_certificate = BooleanField(default=False) cert_name_short = TextField() cert_name_long = TextField() certificate_available_date = DateTimeField(default=None, null=True) # Grading lowest_passing_grade = DecimalField(max_digits=5, decimal_places=2, null=True) # Access parameters days_early_for_beta = FloatField(null=True) mobile_available = BooleanField(default=False) visible_to_staff_only = BooleanField(default=False) _pre_requisite_courses_json = TextField( ) # JSON representation of list of CourseKey strings # Enrollment details enrollment_start = DateTimeField(null=True) enrollment_end = DateTimeField(null=True) enrollment_domain = TextField(null=True) invitation_only = BooleanField(default=False) max_student_enrollments_allowed = IntegerField(null=True) # Catalog information catalog_visibility = TextField(null=True) short_description = TextField(null=True) course_video_url = TextField(null=True) effort = TextField(null=True) self_paced = BooleanField(default=False) marketing_url = TextField(null=True) eligible_for_financial_aid = BooleanField(default=True) language = TextField(null=True) @classmethod def _create_or_update(cls, course): """ Creates or updates a CourseOverview object from a CourseDescriptor. Does not touch the database, simply constructs and returns an overview from the given course. Arguments: course (CourseDescriptor): any course descriptor object Returns: CourseOverview: created or updated overview extracted from the given course """ from lms.djangoapps.certificates.api import get_active_web_certificate from openedx.core.lib.courses import course_image_url # Workaround for a problem discovered in https://openedx.atlassian.net/browse/TNL-2806. # If the course has a malformed grading policy such that # course._grading_policy['GRADE_CUTOFFS'] = {}, then # course.lowest_passing_grade will raise a ValueError. # Work around this for now by defaulting to None. try: lowest_passing_grade = course.lowest_passing_grade except ValueError: lowest_passing_grade = None display_name = course.display_name start = course.start end = course.end max_student_enrollments_allowed = course.max_student_enrollments_allowed if isinstance(course.id, CCXLocator): from lms.djangoapps.ccx.utils import get_ccx_from_ccx_locator ccx = get_ccx_from_ccx_locator(course.id) display_name = ccx.display_name start = ccx.start end = ccx.due max_student_enrollments_allowed = ccx.max_student_enrollments_allowed course_overview = cls.objects.filter(id=course.id) if course_overview.exists(): log.info('Updating course overview for %s.', unicode(course.id)) course_overview = course_overview.first() else: log.info('Creating course overview for %s.', unicode(course.id)) course_overview = cls() course_overview.version = cls.VERSION course_overview.id = course.id course_overview._location = course.location course_overview.org = course.location.org course_overview.display_name = display_name course_overview.display_number_with_default = course.display_number_with_default course_overview.display_org_with_default = course.display_org_with_default course_overview.start = start course_overview.end = end course_overview.advertised_start = course.advertised_start course_overview.announcement = course.announcement course_overview.course_image_url = course_image_url(course) course_overview.social_sharing_url = course.social_sharing_url course_overview.certificates_display_behavior = course.certificates_display_behavior course_overview.certificates_show_before_end = course.certificates_show_before_end course_overview.cert_html_view_enabled = course.cert_html_view_enabled course_overview.has_any_active_web_certificate = ( get_active_web_certificate(course) is not None) course_overview.cert_name_short = course.cert_name_short course_overview.cert_name_long = course.cert_name_long course_overview.certificate_available_date = course.certificate_available_date course_overview.lowest_passing_grade = lowest_passing_grade course_overview.end_of_course_survey_url = course.end_of_course_survey_url course_overview.days_early_for_beta = course.days_early_for_beta course_overview.mobile_available = course.mobile_available course_overview.visible_to_staff_only = course.visible_to_staff_only course_overview._pre_requisite_courses_json = json.dumps( course.pre_requisite_courses) course_overview.enrollment_start = course.enrollment_start course_overview.enrollment_end = course.enrollment_end course_overview.enrollment_domain = course.enrollment_domain course_overview.invitation_only = course.invitation_only course_overview.max_student_enrollments_allowed = max_student_enrollments_allowed course_overview.catalog_visibility = course.catalog_visibility course_overview.short_description = CourseDetails.fetch_about_attribute( course.id, 'short_description') course_overview.effort = CourseDetails.fetch_about_attribute( course.id, 'effort') course_overview.course_video_url = CourseDetails.fetch_video_url( course.id) course_overview.self_paced = course.self_paced if not CatalogIntegration.is_enabled(): course_overview.language = course.language return course_overview @classmethod def load_from_module_store(cls, course_id): """ Load a CourseDescriptor, create or update a CourseOverview from it, cache the overview, and return it. Arguments: course_id (CourseKey): the ID of the course overview to be loaded. Returns: CourseOverview: overview of the requested course. Raises: - CourseOverview.DoesNotExist if the course specified by course_id was not found. - IOError if some other error occurs while trying to load the course from the module store. """ store = modulestore() with store.bulk_operations(course_id): course = store.get_course(course_id) if isinstance(course, CourseDescriptor): course_overview = cls._create_or_update(course) try: with transaction.atomic(): course_overview.save() # Remove and recreate all the course tabs CourseOverviewTab.objects.filter( course_overview=course_overview).delete() CourseOverviewTab.objects.bulk_create([ CourseOverviewTab(tab_id=tab.tab_id, course_overview=course_overview) for tab in course.tabs ]) # Remove and recreate course images CourseOverviewImageSet.objects.filter( course_overview=course_overview).delete() CourseOverviewImageSet.create(course_overview, course) except IntegrityError: # There is a rare race condition that will occur if # CourseOverview.get_from_id is called while a # another identical overview is already in the process # of being created. # One of the overviews will be saved normally, while the # other one will cause an IntegrityError because it tries # to save a duplicate. # (see: https://openedx.atlassian.net/browse/TNL-2854). pass except Exception: # pylint: disable=broad-except log.exception( "CourseOverview for course %s failed!", course_id, ) raise return course_overview elif course is not None: raise IOError( "Error while loading course {} from the module store: {}", unicode(course_id), course.error_msg if isinstance( course, ErrorDescriptor) else unicode(course)) else: raise cls.DoesNotExist() @classmethod def get_from_id(cls, course_id): """ Load a CourseOverview object for a given course ID. First, we try to load the CourseOverview from the database. If it doesn't exist, we load the entire course from the modulestore, create a CourseOverview object from it, and then cache it in the database for future use. Arguments: course_id (CourseKey): the ID of the course overview to be loaded. Returns: CourseOverview: overview of the requested course. Raises: - CourseOverview.DoesNotExist if the course specified by course_id was not found. - IOError if some other error occurs while trying to load the course from the module store. """ try: course_overview = cls.objects.select_related('image_set').get( id=course_id) if course_overview.version < cls.VERSION: # Throw away old versions of CourseOverview, as they might contain stale data. course_overview.delete() course_overview = None except cls.DoesNotExist: course_overview = None # Regenerate the thumbnail images if they're missing (either because # they were never generated, or because they were flushed out after # a change to CourseOverviewImageConfig. if course_overview and not hasattr(course_overview, 'image_set'): CourseOverviewImageSet.create(course_overview) return course_overview or cls.load_from_module_store(course_id) @classmethod def get_from_ids_if_exists(cls, course_ids): """ Return a dict mapping course_ids to CourseOverviews, if they exist. This method will *not* generate new CourseOverviews or delete outdated ones. It exists only as a small optimization used when CourseOverviews are known to exist, for common situations like the student dashboard. Callers should assume that this list is incomplete and fall back to get_from_id if they need to guarantee CourseOverview generation. """ return { overview.id: overview for overview in cls.objects.select_related('image_set').filter( id__in=course_ids, version__gte=cls.VERSION) } @classmethod def get_from_id_if_exists(cls, course_id): """ Return a CourseOverview for the provided course_id if it exists. Returns None if no CourseOverview exists with the provided course_id This method will *not* generate new CourseOverviews or delete outdated ones. It exists only as a small optimization used when CourseOverviews are known to exist, for common situations like the student dashboard. Callers should assume that this list is incomplete and fall back to get_from_id if they need to guarantee CourseOverview generation. """ try: course_overview = cls.objects.select_related('image_set').get( id=course_id, version__gte=cls.VERSION) except cls.DoesNotExist: course_overview = None return course_overview def clean_id(self, padding_char='='): """ Returns a unique deterministic base32-encoded ID for the course. Arguments: padding_char (str): Character used for padding at end of base-32 -encoded string, defaulting to '=' """ return course_metadata_utils.clean_course_key(self.location.course_key, padding_char) @property def location(self): """ Returns the UsageKey of this course. UsageKeyField has a strange behavior where it fails to parse the "run" of a course out of the serialized form of a Mongo Draft UsageKey. This method is a wrapper around _location attribute that fixes the problem by calling map_into_course, which restores the run attribute. """ if self._location.run is None: self._location = self._location.map_into_course(self.id) return self._location @property def number(self): """ Returns this course's number. This is a "number" in the sense of the "course numbers" that you see at lots of universities. For example, given a course "Intro to Computer Science" with the course key "edX/CS-101/2014", the course number would be "CS-101" """ return course_metadata_utils.number_for_course_location(self.location) @property def url_name(self): """ Returns this course's URL name. """ return block_metadata_utils.url_name_for_block(self) @property def display_name_with_default(self): """ Return reasonable display name for the course. """ return block_metadata_utils.display_name_with_default(self) @property def display_name_with_default_escaped(self): """ DEPRECATED: use display_name_with_default Return html escaped reasonable display name for the course. Note: This newly introduced method should not be used. It was only introduced to enable a quick search/replace and the ability to slowly migrate and test switching to display_name_with_default, which is no longer escaped. """ return block_metadata_utils.display_name_with_default_escaped(self) @property def dashboard_start_display(self): """ Return start date to diplay on learner's dashboard, preferably `Course Advertised Start` """ return self.advertised_start or self.start def has_started(self): """ Returns whether the the course has started. """ return course_metadata_utils.has_course_started(self.start) def has_ended(self): """ Returns whether the course has ended. """ return course_metadata_utils.has_course_ended(self.end) def has_marketing_url(self): """ Returns whether the course has marketing url. """ return settings.FEATURES.get('ENABLE_MKTG_SITE') and bool( self.marketing_url) def has_social_sharing_url(self): """ Returns whether the course has social sharing url. """ is_social_sharing_enabled = getattr(settings, 'SOCIAL_SHARING_SETTINGS', {}).get('CUSTOM_COURSE_URLS') return is_social_sharing_enabled and bool(self.social_sharing_url) def starts_within(self, days): """ Returns True if the course starts with-in given number of days otherwise returns False. """ return course_metadata_utils.course_starts_within(self.start, days) @property def start_date_is_still_default(self): """ Checks if the start date set for the course is still default, i.e. .start has not been modified, and .advertised_start has not been set. """ return course_metadata_utils.course_start_date_is_default( self.start, self.advertised_start, ) @property def sorting_score(self): """ Returns a tuple that can be used to sort the courses according the how "new" they are. The "newness" score is computed using a heuristic that takes into account the announcement and (advertised) start dates of the course if available. The lower the number the "newer" the course. """ return course_metadata_utils.sorting_score(self.start, self.advertised_start, self.announcement) @property def start_type(self): """ Returns the type of the course's 'start' field. """ if self.advertised_start: return u'string' elif self.start != DEFAULT_START_DATE: return u'timestamp' else: return u'empty' @property def start_display(self): """ Returns the display value for the course's start date. """ if self.advertised_start: return self.advertised_start elif self.start != DEFAULT_START_DATE: return defaultfilters.date(self.start, "DATE_FORMAT") else: return None def may_certify(self): """ Returns whether it is acceptable to show the student a certificate download link. """ return course_metadata_utils.may_certify_for_course( self.certificates_display_behavior, self.certificates_show_before_end, self.has_ended(), self.certificate_available_date, self.self_paced) @property def pre_requisite_courses(self): """ Returns a list of ID strings for this course's prerequisite courses. """ return json.loads(self._pre_requisite_courses_json) @pre_requisite_courses.setter def pre_requisite_courses(self, value): """ Django requires there be a setter for this, but it is not necessary for the way we currently use it. Due to the way CourseOverviews are constructed raising errors here will cause a lot of issues. These should not be mutable after construction, so for now we just eat this. """ pass @classmethod def update_select_courses(cls, course_keys, force_update=False): """ A side-effecting method that updates CourseOverview objects for the given course_keys. Arguments: course_keys (list[CourseKey]): Identifies for which courses to return CourseOverview objects. force_update (boolean): Optional parameter that indicates whether the requested CourseOverview objects should be forcefully updated (i.e., re-synched with the modulestore). """ log.info('Generating course overview for %d courses.', len(course_keys)) log.debug( 'Generating course overview(s) for the following courses: %s', course_keys) action = CourseOverview.load_from_module_store if force_update else CourseOverview.get_from_id for course_key in course_keys: try: action(course_key) except Exception as ex: # pylint: disable=broad-except log.exception( 'An error occurred while generating course overview for %s: %s', unicode(course_key), text_type(ex), ) log.info('Finished generating course overviews.') @classmethod def get_all_courses(cls, orgs=None, filter_=None): """ Returns all CourseOverview objects in the database. Arguments: orgs (list[string]): Optional parameter that allows case-insensitive filtering by organization. filter_ (dict): Optional parameter that allows custom filtering. """ # Note: If a newly created course is not returned in this QueryList, # make sure the "publish" signal was emitted when the course was # created. For tests using CourseFactory, use emit_signals=True. course_overviews = CourseOverview.objects.all() if orgs: # In rare cases, courses belonging to the same org may be accidentally assigned # an org code with a different casing (e.g., Harvardx as opposed to HarvardX). # Case-insensitive matching allows us to deal with this kind of dirty data. course_overviews = course_overviews.filter(org__iregex=r'(' + '|'.join(orgs) + ')') if filter_: course_overviews = course_overviews.filter(**filter_) return course_overviews @classmethod def get_all_course_keys(cls): """ Returns all course keys from course overviews. """ return CourseOverview.objects.values_list('id', flat=True) def is_discussion_tab_enabled(self): """ Returns True if course has discussion tab and is enabled """ tabs = self.tabs.all() # creates circular import; hence explicitly referenced is_discussion_enabled for tab in tabs: if tab.tab_id == "discussion" and django_comment_client.utils.is_discussion_enabled( self.id): return True return False @property def image_urls(self): """ Return a dict with all known URLs for this course image. Current resolutions are: raw = original upload from the user small = thumbnail with dimensions CourseOverviewImageConfig.current().small large = thumbnail with dimensions CourseOverviewImageConfig.current().large If no thumbnails exist, the raw (originally uploaded) image will be returned for all resolutions. """ # This is either the raw image that the course team uploaded, or the # settings.DEFAULT_COURSE_ABOUT_IMAGE_URL if they didn't specify one. raw_image_url = self.course_image_url # Default all sizes to return the raw image if there is no # CourseOverviewImageSet associated with this CourseOverview. This can # happen because we're disabled via CourseOverviewImageConfig. urls = { 'raw': raw_image_url, 'small': raw_image_url, 'large': raw_image_url, } # If we do have a CourseOverviewImageSet, we still default to the raw # images if our thumbnails are blank (might indicate that there was a # processing error of some sort while trying to generate thumbnails). if hasattr( self, 'image_set') and CourseOverviewImageConfig.current().enabled: urls['small'] = self.image_set.small_url or raw_image_url urls['large'] = self.image_set.large_url or raw_image_url return self.apply_cdn_to_urls(urls) @property def pacing(self): """ Returns the pacing for the course. Potential values: self: Self-paced courses instructor: Instructor-led courses """ return 'self' if self.self_paced else 'instructor' @property def closest_released_language(self): """ Returns the language code that most closely matches this course' language and is fully supported by the LMS, or None if there are no fully supported languages that match the target. """ return get_closest_released_language( self.language) if self.language else None def apply_cdn_to_urls(self, image_urls): """ Given a dict of resolutions -> urls, return a copy with CDN applied. If CDN does not exist or is disabled, just returns the original. The URLs that we store in CourseOverviewImageSet are all already top level paths, so we don't need to go through the /static remapping magic that happens with other course assets. We just need to add the CDN server if appropriate. """ cdn_config = AssetBaseUrlConfig.current() if not cdn_config.enabled: return image_urls base_url = cdn_config.base_url return { resolution: self._apply_cdn_to_url(url, base_url) for resolution, url in image_urls.items() } def _apply_cdn_to_url(self, url, base_url): """ Applies a new CDN/base URL to the given URL. If a URL is absolute, we skip switching the host since it could be a hostname that isn't behind our CDN, and we could unintentionally break the URL overall. """ # The URL can't be empty. if not url: return url _, netloc, path, params, query, fragment = urlparse(url) # If this is an absolute URL, just return it as is. It could be a domain # that isn't ours, and thus CDNing it would actually break it. if netloc: return url return urlunparse((None, base_url, path, params, query, fragment)) def __unicode__(self): """Represent ourselves with the course key.""" return unicode(self.id)
class Exercise(models.Model): step = IntegerField() start_time = DateTimeField() end_time = DateTimeField() type = IntegerField() pass
class Customer(StripeCustomer): doc = """ .. note:: Sources and Subscriptions are attached via a ForeignKey on StripeSource and Subscription, respectively. \ Use ``Customer.sources`` and ``Customer.subscriptions`` to access them. """ __doc__ = getattr(StripeCustomer, "__doc__") + doc # account = ForeignKey(Account, related_name="customers") default_source = ForeignKey(StripeSource, null=True, related_name="customers", on_delete=SET_NULL) subscriber = ForeignKey( djstripe_settings.get_subscriber_model_string(), null=True, on_delete=SET_NULL, related_name="djstripe_customers" ) date_purged = DateTimeField(null=True, editable=False) djstripe_subscriber_key = "djstripe_subscriber" class Meta: unique_together = ("subscriber", "livemode") @property def email(self): return self.subscriber.email def str_parts(self): parts = [] if self.subscriber: parts.append(smart_str(self.subscriber)) parts.append("email={email}".format(email=self.subscriber.email)) else: parts.append("(deleted)") parts.extend(super(Customer, self).str_parts()) return parts @classmethod def get_or_create(cls, subscriber, livemode=djstripe_settings.STRIPE_LIVE_MODE): """ Get or create a dj-stripe customer. :param subscriber: The subscriber model instance for which to get or create a customer. :type subscriber: User :param livemode: Whether to get the subscriber in live or test mode. :type livemode: bool """ try: return Customer.objects.get(subscriber=subscriber, livemode=livemode), False except Customer.DoesNotExist: action = "create:{}".format(subscriber.pk) idempotency_key = djstripe_settings.get_idempotency_key("customer", action, livemode) return cls.create(subscriber, idempotency_key=idempotency_key), True @classmethod def create(cls, subscriber, idempotency_key=None): trial_days = None if djstripe_settings.trial_period_for_subscriber_callback: trial_days = djstripe_settings.trial_period_for_subscriber_callback(subscriber) stripe_customer = cls._api_create( email=subscriber.email, idempotency_key=idempotency_key, metadata={cls.djstripe_subscriber_key: subscriber.pk} ) customer, created = Customer.objects.get_or_create( stripe_id=stripe_customer["id"], defaults={"subscriber": subscriber, "livemode": stripe_customer["livemode"]} ) if djstripe_settings.DEFAULT_PLAN and trial_days: customer.subscribe( plan=djstripe_settings.DEFAULT_PLAN, trial_end=timezone.now() + timezone.timedelta(days=trial_days) ) return customer def purge(self): try: self._api_delete() except InvalidRequestError as exc: if "No such customer:" in str(exc): # The exception was thrown because the stripe customer was already # deleted on the stripe side, ignore the exception pass else: # The exception was raised for another reason, re-raise it six.reraise(*sys.exc_info()) self.subscriber = None # Remove sources self.default_source = None for source in self.sources.all(): source.remove() self.date_purged = timezone.now() self.save() # TODO: Override Queryset.delete() with a custom manager, since this doesn't get called in bulk deletes # (or cascades, but that's another matter) def delete(self, using=None, keep_parents=False): """ Overriding the delete method to keep the customer in the records. All identifying information is removed via the purge() method. The only way to delete a customer is to use SQL. """ self.purge() def _get_valid_subscriptions(self): """ Get a list of this customer's valid subscriptions.""" return [subscription for subscription in self.subscriptions.all() if subscription.is_valid()] def has_active_subscription(self, plan=None): """ Checks to see if this customer has an active subscription to the given plan. :param plan: The plan for which to check for an active subscription. If plan is None and there exists only one active subscription, this method will check if that subscription is valid. Calling this method with no plan and multiple valid subscriptions for this customer will throw an exception. :type plan: Plan or string (plan ID) :returns: True if there exists an active subscription, False otherwise. :throws: TypeError if ``plan`` is None and more than one active subscription exists for this customer. """ if plan is None: valid_subscriptions = self._get_valid_subscriptions() if len(valid_subscriptions) == 0: return False elif len(valid_subscriptions) == 1: return True else: raise TypeError("plan cannot be None if more than one valid subscription exists for this customer.") else: # Convert Plan to stripe_id if isinstance(plan, Plan): plan = plan.stripe_id return any([subscription.is_valid() for subscription in self.subscriptions.filter(plan__stripe_id=plan)]) def has_any_active_subscription(self): """ Checks to see if this customer has an active subscription to any plan. :returns: True if there exists an active subscription, False otherwise. :throws: TypeError if ``plan`` is None and more than one active subscription exists for this customer. """ return len(self._get_valid_subscriptions()) != 0 @property def active_subscriptions(self): """Returns active subscriptions (subscriptions with an active status that end in the future).""" return self.subscriptions.filter( status=StripeSubscription.STATUS_ACTIVE, current_period_end__gt=timezone.now() ) @property def valid_subscriptions(self): """Returns this cusotmer's valid subscriptions (subscriptions that aren't cancelled.""" return self.subscriptions.exclude(status=StripeSubscription.STATUS_CANCELED) @property def subscription(self): """ Shortcut to get this customer's subscription. :returns: None if the customer has no subscriptions, the subscription if the customer has a subscription. :raises MultipleSubscriptionException: Raised if the customer has multiple subscriptions. In this case, use ``Customer.subscriptions`` instead. """ subscriptions = self.valid_subscriptions if subscriptions.count() > 1: raise MultipleSubscriptionException("This customer has multiple subscriptions. Use Customer.subscriptions " "to access them.") else: return subscriptions.first() # TODO: Accept a coupon object when coupons are implemented def subscribe(self, plan, charge_immediately=True, **kwargs): # Convert Plan to stripe_id if isinstance(plan, Plan): plan = plan.stripe_id stripe_subscription = super(Customer, self).subscribe(plan=plan, **kwargs) if charge_immediately: self.send_invoice() return Subscription.sync_from_stripe_data(stripe_subscription) def can_charge(self): """Determines if this customer is able to be charged.""" return self.has_valid_source() and self.date_purged is None def charge(self, amount, currency="usd", **kwargs): stripe_charge = super(Customer, self).charge(amount=amount, currency=currency, **kwargs) charge = Charge.sync_from_stripe_data(stripe_charge) return charge def add_invoice_item(self, amount, currency, **kwargs): # Convert Invoice to stripe_id if "invoice" in kwargs and isinstance(kwargs["invoice"], Invoice): kwargs.update({"invoice": kwargs["invoice"].stripe_id}) # Convert Subscription to stripe_id if "subscription" in kwargs and isinstance(kwargs["subscription"], Subscription): kwargs.update({"subscription": kwargs["subscription"].stripe_id}) stripe_invoiceitem = super(Customer, self).add_invoice_item(amount=amount, currency=currency, **kwargs) return InvoiceItem.sync_from_stripe_data(stripe_invoiceitem) def send_invoice(self): """ Pay and send the customer's latest invoice. :returns: True if an invoice was able to be created and paid, False otherwise (typically if there was nothing to invoice). """ try: invoice = Invoice._api_create(customer=self.stripe_id) invoice.pay() return True except InvalidRequestError: # TODO: Check this for a more specific error message. return False # There was nothing to invoice def retry_unpaid_invoices(self): """ Attempt to retry collecting payment on the customer's unpaid invoices.""" self._sync_invoices() for invoice in self.invoices.filter(paid=False, closed=False): try: invoice.retry() # Always retry unpaid invoices except InvalidRequestError as exc: if str(exc) != "Invoice is already paid": six.reraise(*sys.exc_info()) def has_valid_source(self): """ Check whether the customer has a valid payment source.""" return self.default_source is not None def add_card(self, source, set_default=True, three_d_secure_info=None): new_stripe_card = super(Customer, self).add_card(source, set_default, three_d_secure_info=three_d_secure_info) new_card = Card.sync_from_stripe_data(new_stripe_card) self.sync_from_stripe() # Change the default source if set_default: self.default_source = new_card self.save() return new_card def upcoming_invoice(self, **kwargs): """ Gets the upcoming preview invoice (singular) for this customer. See `Invoice.upcoming() <#djstripe.Invoice.upcoming>`__. The ``customer`` argument to the ``upcoming()`` call is automatically set by this method. """ kwargs['customer'] = self return Invoice.upcoming(**kwargs) def _attach_objects_post_save_hook(self, cls, data): default_source = data.get("default_source") if default_source: # TODO: other sources if not isinstance(default_source, dict) or default_source.get("object") == "card": source, created = Card._get_or_create_from_stripe_object(data, "default_source", refetch=False) else: logger.warn("Unsupported source type on %r: %r", self, default_source) source = None if source and source != self.default_source: self.default_source = source self.save() def _attach_objects_hook(self, cls, data): # When we save a customer to Stripe, we add a reference to its Django PK # in the `django_account` key. If we find that, we re-attach that PK. subscriber_id = data.get("metadata", {}).get(self.djstripe_subscriber_key) if subscriber_id: cls = djstripe_settings.get_subscriber_model() try: # We have to perform a get(), instead of just attaching the PK # blindly as the object may have been deleted or not exist. # Attempting to save that would cause an IntegrityError. self.subscriber = cls.objects.get(pk=subscriber_id) except (cls.DoesNotExist, ValueError): logger.warn("Could not find subscriber %r matching customer %r" % (subscriber_id, self.stripe_id)) self.subscriber = None # SYNC methods should be dropped in favor of the master sync infrastructure proposed def _sync_invoices(self, **kwargs): for stripe_invoice in Invoice.api_list(customer=self.stripe_id, **kwargs): Invoice.sync_from_stripe_data(stripe_invoice) def _sync_charges(self, **kwargs): for stripe_charge in Charge.api_list(customer=self.stripe_id, **kwargs): Charge.sync_from_stripe_data(stripe_charge) def _sync_cards(self, **kwargs): for stripe_card in Card.api_list(customer=self, **kwargs): Card.sync_from_stripe_data(stripe_card) def _sync_subscriptions(self, **kwargs): for stripe_subscription in Subscription.api_list(customer=self.stripe_id, status="all", **kwargs): Subscription.sync_from_stripe_data(stripe_subscription)
class LocalDateTime(Func): template = '%(expressions)s' arg_joiner = ' AT TIME ZONE ' arity = 2 output_field = DateTimeField()
class Exam(models.Model): user = ForeignKey(User , on_delete=models.CASCADE) questions = ManyToManyField(Questions) answers = ManyToManyField(Answer) result = FloatField(null=True) answered_at = DateTimeField(auto_now_add=True)
class Course(models.Model): course_name = models.CharField(max_length=255) description = models.TextField() created_at = DateTimeField(auto_now_add=True) updated_at = DateTimeField(auto_now_add=True) objects = CourseManager()