/
models.py
444 lines (382 loc) · 11.9 KB
/
models.py
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# coding=utf-8
from django.db import models
class Location(models.Model):
region = models.ForeignKey(
'Region',
related_name='locations',
)
town = models.CharField(
max_length=128,
)
address = models.CharField(
max_length=512,
)
latitude = models.DecimalField(
max_digits=8,
decimal_places=6,
db_index=True,
)
longitude = models.DecimalField(
max_digits=8,
decimal_places=6,
db_index=True,
)
location_hash = models.CharField(
max_length=32,
db_index=True,
)
notes = models.CharField(
blank=True,
max_length=500,
)
date_added = models.DateTimeField(
auto_now_add=True,
)
date_updated = models.DateTimeField(
auto_now=True,
auto_now_add=True,
)
class Meta:
ordering = ['town']
def __unicode__(self):
return u"{0}, {1}, {2}".format(self.region.name, self.town, self.address)
def has_location_hash(self):
return self.location_hash != ''
has_location_hash.boolean = True
has_location_hash.short_description = 'GPS?'
def get_associated_objects(self, **filters):
# Returns base stations belonging to this location
qs = BaseStation.objects.distinct().filter(location=self)
return qs.filter(**filters)
class BaseStation(models.Model):
ON_AIR, OFFLINE, UNDER_CONSTRUCTION, PLANNED, DISMANTLED = (
'OnAir',
'Offline',
'UnderConstruction',
'Planned',
'Dismantled'
)
PUBLISHED, APPROVED, QUEUED, REJECTED = (
'Published',
'Approved',
'Queued',
'Rejected'
)
STATION_STATUS_CHOICES = (
(ON_AIR, ON_AIR),
(OFFLINE, OFFLINE),
(UNDER_CONSTRUCTION, UNDER_CONSTRUCTION),
(PLANNED, PLANNED),
(DISMANTLED, DISMANTLED)
)
EDIT_STATUS_CHOICES = (
(PUBLISHED, PUBLISHED),
(APPROVED, APPROVED),
(QUEUED, QUEUED),
(REJECTED, REJECTED)
)
network = models.ForeignKey(
'Network',
related_name='base_stations',
)
location = models.ForeignKey(
'Location',
related_name='base_stations',
)
location_details = models.CharField(
max_length=255,
blank=True
)
station_id = models.CharField(
verbose_name="StationId",
max_length=16,
blank=True,
db_index=True,
help_text='Wewnętrzny identyfikator stacji operatora'
)
rnc = models.PositiveSmallIntegerField(
verbose_name="RNC",
default=0,
help_text='Radio Network Controller (dla stacji UMTS)'
)
enbi = models.PositiveIntegerField(
verbose_name='eNBID',
default=0,
help_text='eNodeB ID (dla stacji LTE)'
)
# Are these 5 fields below *really* necessary??
is_common_bcch = models.BooleanField(default=False)
is_gsm = models.BooleanField(default=False)
is_umts = models.BooleanField(default=False)
is_cdma = models.BooleanField(default=False)
is_lte = models.BooleanField(default=False)
# ^^ Really necessary? ^^
is_networks = models.BooleanField(
'Is NetWorks!',
default=False,
db_index=True
)
notes = models.CharField(
max_length=500,
blank=True,
)
station_status = models.CharField(
max_length=32,
choices=STATION_STATUS_CHOICES,
)
edit_status = models.CharField(
max_length=32,
choices=EDIT_STATUS_CHOICES,
)
# permissions = models.ManyToManyField(
# 'uke.Permission',
# verbose_name=u'UKE permissions',
# through='BaseStationPermission',
# related_name='base_stations',
# )
date_added = models.DateTimeField(
auto_now_add=True,
)
date_updated = models.DateTimeField(
auto_now=True,
auto_now_add=True,
)
def __unicode__(self):
return u"{0} / {1} / {2}, {3}".format(
self.network.name,
self.location.region.name,
self.location.town,
self.location.address
)
def region_name(self):
return self.location.region.name
region_name.short_description = 'Region'
region_name.admin_order_field = 'location__region__name'
def town_name(self):
return self.location.town
town_name.short_description = 'Town'
town_name.admin_order_field = 'location__town'
def address_name(self):
return self.location.address
address_name.short_description = 'Address'
address_name.admin_order_field = 'location__address'
def location_coords(self):
return u"{coords.latitude},{coords.longitude}".format(coords=self.location)
def get_cells(self):
qs = Cell.objects.filter(base_station=self)
return qs.order_by('standard', 'band', 'ua_freq', 'cid')
def get_supported_standards_and_bands(self):
cells = self.get_cells().distinct()
return cells.values('standard', 'band').exclude(standard='?').order_by('standard')
def get_supported_standards(self):
cells = self.get_cells().distinct()
return cells.values('standard').exclude(standard='?').order_by('standard')
def get_cells_by_standard_and_band(self):
cells = []
for support in self.get_supported_standards_and_bands():
cells.append({
'standard': support['standard'],
'band': support['band'],
'cells': self.get_cells().filter(standard=support.get('standard'), band=support.get('band'))
})
return cells
def get_cells_by_standard(self):
cells = []
for support in self.get_supported_standards():
cells.append({
'standard': support['standard'],
'cells': self.get_cells().filter(standard=support.get('standard'))
})
return cells
class Cell(models.Model):
STANDARDS = (
('GSM', 'GSM'),
('UMTS', 'UMTS'),
('CDMA', 'CDMA'),
('LTE', 'LTE'),
('5G', '5G'),
('IOT', 'IOT')
)
BANDS = (
('420', '420'),
('450', '450'),
('800', '800'),
('850', '850'),
('900', '900'),
('1800', '1800'),
('2100', '2100'),
('2600', '2600')
)
base_station = models.ForeignKey(
'BaseStation',
related_name='cells'
)
standard = models.CharField(
max_length=8,
choices=STANDARDS,
db_index=True,
)
band = models.CharField(
max_length=8,
choices=BANDS,
db_index=True,
)
ua_freq = models.PositiveSmallIntegerField(
verbose_name="UaFreq",
default=0,
blank=True,
help_text=u'Częstotliwość nośnej (kanał RF)',
)
lac = models.PositiveSmallIntegerField(
verbose_name="LAC",
default=0,
blank=True,
)
cid = models.PositiveSmallIntegerField(
verbose_name="CID/CLID",
default=0,
blank=True,
help_text='CellID / Cell Local ID (uniwersalny)',
)
cid_long = models.PositiveIntegerField(
verbose_name="Long CID/E-CID",
default=0,
blank=True,
help_text='UMTS: RNC*65536+CID; LTE: eNBID*256+CLID',
)
azimuth = models.PositiveSmallIntegerField(
blank=True,
null=True,
)
is_confirmed = models.BooleanField(
verbose_name="Confirmed?",
)
notes = models.CharField(
max_length=500,
blank=True,
)
date_added = models.DateTimeField(
auto_now_add=True,
)
date_updated = models.DateTimeField(
auto_now=True,
auto_now_add=True,
)
date_ping = models.DateTimeField(
blank=True,
null=True,
)
def __unicode__(self):
return u"ID: {cell.id} / {cell.standard}{cell.band} / {cell.lac} / {cell.cid}".format(cell=self)
def save(self, *args, **kwargs):
self._sanitize_blank_values()
return super(Cell, self).save(*args, **kwargs)
def network_name(self):
return self.base_station.network
def _sanitize_blank_values(self):
if not self.lac:
self.lac = 0
if not self.cid:
self.cid = 0
if not self.cid_long:
self.cid_long = 0
network_name.short_description = 'Network'
network_name.admin_order_field = 'base_station__network__name'
class Network(models.Model):
code = models.CharField(
primary_key=True,
max_length=6,
)
name = models.CharField(
max_length=128,
)
operator_name = models.CharField(
max_length=128,
)
country_code = models.CharField(
max_length=2,
)
class Meta:
ordering = ['code']
def __unicode__(self):
return u'{network.name} ({network.code})'.format(network=self)
class Region(models.Model):
name = models.CharField(
max_length=64,
)
code = models.CharField(
max_length=3,
)
country_code = models.CharField(
max_length=2,
)
def __unicode__(self):
return self.name
class BaseStationPermission(models.Model):
base_station = models.ForeignKey(
'BaseStation',
verbose_name=u'Base station',
related_name='permissions',
)
permission = models.ForeignKey(
'uke.Permission',
verbose_name=u'UKE Permission',
related_name='base_stations',
)
station_id = models.CharField(
max_length=16,
db_index=True,
verbose_name="StationId",
)
class Meta:
unique_together = ['base_station', 'permission', 'station_id']
'''
--- LEGACY MODELS
--- VERY SOON TO BECOME OBSOLETE AND DEAD
'''
# class LegacyBaseStation(models.Model):
# class Meta:
# db_table = 'BtsOld__All'
# id = models.AutoField(primary_key=True)
# network = models.ForeignKey('LegacyNetwork', db_column='siec_id')
# region = models.ForeignKey('LegacyRegion', db_column='wojewodztwo_id')
# town = models.CharField(max_length=255, db_column='miejscowosc')
# location = models.CharField(max_length=255, db_column='lokalizacja')
# standard = models.CharField(max_length=5)
# band = models.CharField(max_length=8, db_column='pasmo')
# lac = models.CharField(max_length=6)
# btsid = models.DecimalField(max_digits=10, decimal_places=0)
# cid1 = models.CharField(max_length=1)
# cid2 = models.CharField(max_length=1)
# cid3 = models.CharField(max_length=1)
# cid4 = models.CharField(max_length=1)
# cid5 = models.CharField(max_length=1)
# cid6 = models.CharField(max_length=1)
# cid7 = models.CharField(max_length=1)
# cid8 = models.CharField(max_length=1)
# cid9 = models.CharField(max_length=1)
# cid0 = models.CharField(max_length=1)
# notes = models.CharField(max_length=255, db_column='uwagi')
# date_updated = models.DateField(db_column='aktualizacja')
# station_id = models.CharField(max_length=20, db_column='StationId')
# rnc = models.CharField(max_length=5, db_column='RNC')
# carrier = models.CharField(max_length=6)
# longitude_uke = models.CharField(max_length=10, db_column='LONGuke')
# latitude_uke = models.CharField(max_length=10, db_column='LATIuke')
# longitude = models.CharField(max_length=10, db_column='LONGp')
# latitude = models.CharField(max_length=10, db_column='LATIp')
# class LegacyNetwork(models.Model):
# class Meta:
# db_table = 'BtsOld__Networks'
# id = models.AutoField(primary_key=True)
# network_name = models.CharField(max_length=16, db_column='nazwa')
# def __unicode__(self):
# return self.network_name
# class LegacyRegion(models.Model):
# class Meta:
# db_table = 'BtsOld__Regions'
# id = models.AutoField(primary_key=True)
# region_name = models.CharField(max_length=128, db_column='nazwa')
# region_code = models.CharField(max_length=3, db_column='nazwa_short')
# def __unicode__(self):
# return self.region_name