522 lines
20 KiB
Python
522 lines
20 KiB
Python
import typing
|
|
from decimal import Decimal
|
|
|
|
from django.conf import settings
|
|
from django.core.exceptions import ObjectDoesNotExist
|
|
from django.core.validators import MinValueValidator, RegexValidator
|
|
from django.db import models
|
|
from django.urls import reverse
|
|
from django.utils.functional import cached_property
|
|
from django.utils.text import format_lazy
|
|
from django.utils.translation import gettext_lazy as _
|
|
from django_pydantic_field.fields import SchemaField
|
|
from shapely.geometry import CAP_STYLE, JOIN_STYLE, mapping
|
|
|
|
from c3nav.mapdata.fields import GeometryField, I18nField
|
|
from c3nav.mapdata.grid import grid
|
|
from c3nav.mapdata.models import Space, Level
|
|
from c3nav.mapdata.models.access import AccessRestrictionMixin
|
|
from c3nav.mapdata.models.base import SerializableMixin, TitledMixin
|
|
from c3nav.mapdata.models.geometry.base import GeometryMixin
|
|
from c3nav.mapdata.models.locations import SpecificLocation
|
|
from c3nav.mapdata.utils.cache.changes import changed_geometries
|
|
from c3nav.mapdata.utils.geometry import unwrap_geom
|
|
from c3nav.mapdata.utils.json import format_geojson
|
|
from c3nav.routing.schemas import BeaconMeasurementDataSchema
|
|
|
|
if typing.TYPE_CHECKING:
|
|
from c3nav.mapdata.render.theme import ThemeColorManager
|
|
|
|
|
|
class SpaceGeometryMixin(GeometryMixin):
|
|
space = models.ForeignKey('mapdata.Space', on_delete=models.CASCADE, verbose_name=_('space'))
|
|
|
|
class Meta:
|
|
abstract = True
|
|
|
|
@cached_property
|
|
def level_id(self):
|
|
try:
|
|
return self.space.level_id
|
|
except ObjectDoesNotExist:
|
|
return None
|
|
|
|
@cached_property
|
|
def main_level_id(self):
|
|
try:
|
|
return self.space.level.on_top_of_id or self.space.level_id
|
|
except ObjectDoesNotExist:
|
|
return None
|
|
|
|
def get_geojson_properties(self, *args, **kwargs) -> dict:
|
|
result = super().get_geojson_properties(*args, **kwargs)
|
|
if hasattr(self, 'get_color'):
|
|
from c3nav.mapdata.render.theme import ColorManager
|
|
color = self.get_color(ColorManager.for_theme(None))
|
|
if color:
|
|
result['color'] = color
|
|
if hasattr(self, 'opacity'):
|
|
result['opacity'] = self.opacity
|
|
return result
|
|
|
|
@property
|
|
def subtitle(self):
|
|
base_subtitle = super().subtitle
|
|
space = getattr(self, '_space_cache', None)
|
|
if space is not None:
|
|
level = getattr(space, '_level_cache', None)
|
|
if level is not None:
|
|
return format_lazy(_('{category}, {space}, {level}'),
|
|
category=base_subtitle,
|
|
space=space.title,
|
|
level=level.title)
|
|
return format_lazy(_('{category}, {space}'),
|
|
category=base_subtitle,
|
|
level=space.title)
|
|
return base_subtitle
|
|
|
|
@classmethod
|
|
def q_for_request(cls, request, prefix='', allow_none=False):
|
|
return (
|
|
super().q_for_request(request, prefix=prefix, allow_none=allow_none) &
|
|
Space.q_for_request(request, prefix=prefix + 'space__', allow_none=allow_none)
|
|
)
|
|
|
|
def register_change(self, force=False):
|
|
space = self.space
|
|
if force or self._state.adding or self.all_geometry_changed or self.geometry_changed:
|
|
changed_geometries.register(space.level_id, space.geometry.intersection(
|
|
unwrap_geom(self.geometry if force or self._state.adding else self.get_changed_geometry())
|
|
))
|
|
|
|
def details_display(self, **kwargs):
|
|
result = super().details_display(**kwargs)
|
|
result['display'].insert(3, (
|
|
_('Space'),
|
|
{
|
|
'id': self.space_id,
|
|
'slug': self.space.effective_slug,
|
|
'title': self.space.title,
|
|
'can_search': self.space.can_search,
|
|
},
|
|
))
|
|
result['level'] = self.level_id
|
|
return result
|
|
|
|
def register_delete(self):
|
|
space = self.space
|
|
changed_geometries.register(space.level_id, space.geometry.intersection(unwrap_geom(self.geometry)))
|
|
|
|
def pre_save_changed_geometries(self):
|
|
self.register_change()
|
|
|
|
def save(self, *args, **kwargs):
|
|
self.pre_save_changed_geometries()
|
|
super().save(*args, **kwargs)
|
|
|
|
|
|
class Column(SpaceGeometryMixin, AccessRestrictionMixin, models.Model):
|
|
"""
|
|
An column in a space, also used to be able to create rooms within rooms.
|
|
"""
|
|
geometry = GeometryField('polygon')
|
|
|
|
class Meta:
|
|
verbose_name = _('Column')
|
|
verbose_name_plural = _('Columns')
|
|
default_related_name = 'columns'
|
|
|
|
|
|
class Area(SpaceGeometryMixin, SpecificLocation, models.Model):
|
|
"""
|
|
An area in a space.
|
|
"""
|
|
geometry = GeometryField('polygon')
|
|
slow_down_factor = models.DecimalField(_('slow down factor'), max_digits=6, decimal_places=2, default=1,
|
|
validators=[MinValueValidator(Decimal('0.01'))],
|
|
help_text=_('values of overlapping areas get multiplied!'))
|
|
main_point = GeometryField('point', null=True, blank=True,
|
|
help_text=_('main routing point (optional)'))
|
|
|
|
class Meta:
|
|
verbose_name = _('Area')
|
|
verbose_name_plural = _('Areas')
|
|
default_related_name = 'areas'
|
|
|
|
@property
|
|
def grid_square(self):
|
|
if "geometry" in self.get_deferred_fields():
|
|
return None
|
|
return grid.get_squares_for_bounds(self.geometry.bounds) or ''
|
|
|
|
def details_display(self, editor_url=True, **kwargs):
|
|
result = super().details_display(**kwargs)
|
|
if editor_url:
|
|
result['editor_url'] = reverse('editor.areas.edit', kwargs={'space': self.space_id, 'pk': self.pk})
|
|
return result
|
|
|
|
|
|
class Stair(SpaceGeometryMixin, models.Model):
|
|
"""
|
|
A stair
|
|
"""
|
|
geometry = GeometryField('linestring')
|
|
|
|
class Meta:
|
|
verbose_name = _('Stair')
|
|
verbose_name_plural = _('Stairs')
|
|
default_related_name = 'stairs'
|
|
|
|
|
|
class Ramp(SpaceGeometryMixin, models.Model):
|
|
"""
|
|
A ramp
|
|
"""
|
|
geometry = GeometryField('polygon')
|
|
|
|
class Meta:
|
|
verbose_name = _('Ramp')
|
|
verbose_name_plural = _('Ramps')
|
|
default_related_name = 'ramps'
|
|
|
|
|
|
# todo: move to other file? this is NOT a geometry!
|
|
class ObstacleGroup(TitledMixin, models.Model):
|
|
color = models.CharField(max_length=32, null=True, blank=True)
|
|
in_legend = models.BooleanField(default=False, verbose_name=_('show in legend (if color set)'))
|
|
|
|
class Meta:
|
|
verbose_name = _('Obstacle Group')
|
|
verbose_name_plural = _('Obstacle Groups')
|
|
default_related_name = 'groups'
|
|
|
|
def __init__(self, *args, **kwargs):
|
|
super().__init__(*args, **kwargs)
|
|
self._orig = {"color": self.color}
|
|
|
|
def register_changed_geometries(self):
|
|
for obj in self.obstacles.select_related('space'):
|
|
obj.register_change(force=True)
|
|
for obj in self.lineobstacles.select_related('space'):
|
|
obj.register_change(force=True)
|
|
|
|
def pre_save_changed_geometries(self):
|
|
if not self._state.adding and any(getattr(self, attname) != value for attname, value in self._orig.items()):
|
|
self.register_changed_geometries()
|
|
|
|
def save(self, *args, **kwargs):
|
|
self.pre_save_changed_geometries()
|
|
super().save(*args, **kwargs)
|
|
|
|
def pre_delete_changed_geometries(self):
|
|
self.register_changed_geometries()
|
|
|
|
def delete(self, *args, **kwargs):
|
|
self.pre_delete_changed_geometries()
|
|
super().delete(*args, **kwargs)
|
|
|
|
|
|
class Obstacle(SpaceGeometryMixin, models.Model):
|
|
"""
|
|
An obstacle
|
|
"""
|
|
group = models.ForeignKey(ObstacleGroup, null=True, blank=True, on_delete=models.SET_NULL)
|
|
geometry = GeometryField('polygon')
|
|
height = models.DecimalField(_('height'), max_digits=6, decimal_places=2, default=0.8,
|
|
validators=[MinValueValidator(Decimal('0'))])
|
|
altitude = models.DecimalField(_('altitude above ground'), max_digits=6, decimal_places=2, default=0,
|
|
validators=[MinValueValidator(Decimal('0'))])
|
|
|
|
class Meta:
|
|
verbose_name = _('Obstacle')
|
|
verbose_name_plural = _('Obstacles')
|
|
default_related_name = 'obstacles'
|
|
ordering = ('altitude', 'height')
|
|
|
|
def get_geojson_properties(self, *args, **kwargs) -> dict:
|
|
result = super().get_geojson_properties(*args, **kwargs)
|
|
from c3nav.mapdata.render.theme import ColorManager
|
|
color = self.get_color(ColorManager.for_theme(None))
|
|
if color:
|
|
result['color'] = color
|
|
return result
|
|
|
|
@property
|
|
def color(self):
|
|
from c3nav.mapdata.render.theme import ColorManager
|
|
return self.get_color(ColorManager.for_theme(None))
|
|
|
|
def get_color(self, color_manager: 'ThemeColorManager'):
|
|
return (
|
|
color_manager.obstaclegroup_fill_color(self.group)
|
|
if self.group is not None
|
|
else color_manager.obstacles_default_fill
|
|
)
|
|
|
|
|
|
class LineObstacle(SpaceGeometryMixin, models.Model):
|
|
"""
|
|
An obstacle that is a line with a specific width
|
|
"""
|
|
group = models.ForeignKey(ObstacleGroup, null=True, blank=True, on_delete=models.SET_NULL)
|
|
geometry = GeometryField('linestring')
|
|
width = models.DecimalField(_('width'), max_digits=4, decimal_places=2, default=0.15)
|
|
height = models.DecimalField(_('height'), max_digits=6, decimal_places=2, default=0.8,
|
|
validators=[MinValueValidator(Decimal('0'))])
|
|
altitude = models.DecimalField(_('altitude above ground'), max_digits=6, decimal_places=2, default=0,
|
|
validators=[MinValueValidator(Decimal('0'))])
|
|
|
|
class Meta:
|
|
verbose_name = _('Line Obstacle')
|
|
verbose_name_plural = _('Line Obstacles')
|
|
default_related_name = 'lineobstacles'
|
|
ordering = ('altitude', 'height')
|
|
|
|
def get_geojson_properties(self, *args, **kwargs) -> dict:
|
|
result = super().get_geojson_properties(*args, **kwargs)
|
|
from c3nav.mapdata.render.theme import ColorManager
|
|
color = self.get_color(ColorManager.for_theme(None))
|
|
if color:
|
|
result['color'] = color
|
|
return result
|
|
|
|
@property
|
|
def color(self):
|
|
from c3nav.mapdata.render.theme import ColorManager
|
|
return self.get_color(ColorManager.for_theme(None))
|
|
|
|
def get_color(self, color_manager: 'ThemeColorManager'):
|
|
# TODO: should line obstacles use border color?
|
|
return (
|
|
color_manager.obstaclegroup_fill_color(self.group)
|
|
if self.group is not None
|
|
else color_manager.obstacles_default_fill
|
|
)
|
|
|
|
@property
|
|
def buffered_geometry(self):
|
|
return self.geometry.buffer(float(self.width / 2), join_style=JOIN_STYLE.mitre, cap_style=CAP_STYLE.flat)
|
|
|
|
def to_geojson(self, *args, **kwargs):
|
|
result = super().to_geojson(*args, **kwargs)
|
|
result['original_geometry'] = result['geometry']
|
|
result['geometry'] = format_geojson(mapping(self.buffered_geometry))
|
|
return result
|
|
|
|
|
|
class POI(SpaceGeometryMixin, SpecificLocation, models.Model):
|
|
"""
|
|
A point of interest
|
|
"""
|
|
geometry = GeometryField('point')
|
|
|
|
class Meta:
|
|
verbose_name = _('Point of Interest')
|
|
verbose_name_plural = _('Points of Interest')
|
|
default_related_name = 'pois'
|
|
|
|
def details_display(self, editor_url=True, **kwargs):
|
|
result = super().details_display(**kwargs)
|
|
if editor_url:
|
|
result['editor_url'] = reverse('editor.pois.edit', kwargs={'space': self.space_id, 'pk': self.pk})
|
|
return result
|
|
|
|
@property
|
|
def grid_square(self):
|
|
if "geometry" in self.get_deferred_fields():
|
|
return None
|
|
return grid.get_square_for_point(self.x, self.y) or ''
|
|
|
|
@property
|
|
def x(self):
|
|
return self.geometry.x
|
|
|
|
@property
|
|
def y(self):
|
|
return self.geometry.y
|
|
|
|
|
|
class Hole(SpaceGeometryMixin, models.Model):
|
|
"""
|
|
A hole in the ground of a space, e.g. for stairs.
|
|
"""
|
|
geometry = GeometryField('polygon')
|
|
|
|
class Meta:
|
|
verbose_name = _('Hole')
|
|
verbose_name_plural = _('Holes')
|
|
default_related_name = 'holes'
|
|
|
|
|
|
class AltitudeMarker(SpaceGeometryMixin, models.Model):
|
|
"""
|
|
An altitude marker
|
|
"""
|
|
geometry = GeometryField('point')
|
|
groundaltitude = models.ForeignKey('mapdata.GroundAltitude', on_delete=models.CASCADE,
|
|
verbose_name=_('altitude'))
|
|
|
|
class Meta:
|
|
verbose_name = _('Altitude Marker')
|
|
verbose_name_plural = _('Altitude Markers')
|
|
default_related_name = 'altitudemarkers'
|
|
|
|
@property
|
|
def altitude(self) -> Decimal:
|
|
return self.groundaltitude.altitude
|
|
|
|
@property
|
|
def title(self):
|
|
return f'#{self.pk}: {self.groundaltitude.title}'
|
|
|
|
|
|
class LeaveDescription(SerializableMixin):
|
|
"""
|
|
A description for leaving a space to another space
|
|
"""
|
|
space = models.ForeignKey('mapdata.Space', on_delete=models.CASCADE, verbose_name=_('space'))
|
|
target_space = models.ForeignKey('mapdata.Space', on_delete=models.CASCADE, verbose_name=_('target space'),
|
|
related_name='enter_descriptions')
|
|
description = I18nField(_('description'), plural_name='descriptions')
|
|
|
|
class Meta:
|
|
verbose_name = _('Leave description')
|
|
verbose_name_plural = _('Leave descriptions')
|
|
default_related_name = 'leave_descriptions'
|
|
unique_together = (
|
|
('space', 'target_space')
|
|
)
|
|
|
|
@cached_property
|
|
def title(self):
|
|
return self.target_space.title
|
|
|
|
@classmethod
|
|
def q_for_request(cls, request, prefix='', allow_none=False):
|
|
return (
|
|
Space.q_for_request(request, prefix='space__', allow_none=allow_none) &
|
|
Space.q_for_request(request, prefix='target_space__', allow_none=allow_none)
|
|
)
|
|
|
|
|
|
class CrossDescription(SerializableMixin):
|
|
"""
|
|
A description for crossing a space from one space to another space
|
|
"""
|
|
space = models.ForeignKey('mapdata.Space', on_delete=models.CASCADE, verbose_name=_('space'))
|
|
origin_space = models.ForeignKey('mapdata.Space', on_delete=models.CASCADE, verbose_name=_('origin space'),
|
|
related_name='leave_cross_descriptions')
|
|
target_space = models.ForeignKey('mapdata.Space', on_delete=models.CASCADE, verbose_name=_('target space'),
|
|
related_name='cross_enter_descriptions')
|
|
description = I18nField(_('description'), plural_name='descriptions')
|
|
|
|
class Meta:
|
|
verbose_name = _('Cross description')
|
|
verbose_name_plural = _('Cross descriptions')
|
|
default_related_name = 'cross_descriptions'
|
|
unique_together = (
|
|
('space', 'origin_space', 'target_space')
|
|
)
|
|
|
|
@cached_property
|
|
def title(self):
|
|
return '%s → %s' % (self.origin_space.title, self.target_space.title)
|
|
|
|
@classmethod
|
|
def q_for_request(cls, request, prefix='', allow_none=False):
|
|
return (
|
|
Space.q_for_request(request, prefix='space__', allow_none=allow_none) &
|
|
Space.q_for_request(request, prefix='origin_space__', allow_none=allow_none) &
|
|
Space.q_for_request(request, prefix='target_space__', allow_none=allow_none)
|
|
)
|
|
|
|
|
|
class BeaconMeasurement(SpaceGeometryMixin, models.Model):
|
|
"""
|
|
A Beacon (WiFI / iBeacon) measurement
|
|
"""
|
|
geometry = GeometryField('point')
|
|
author = models.ForeignKey(settings.AUTH_USER_MODEL, on_delete=models.SET_NULL, null=True, blank=True,
|
|
verbose_name=_('author'))
|
|
comment = models.TextField(null=True, blank=True, verbose_name=_('comment'))
|
|
data: BeaconMeasurementDataSchema = SchemaField(BeaconMeasurementDataSchema,
|
|
verbose_name=_('Measurement list'),
|
|
default=BeaconMeasurementDataSchema())
|
|
|
|
class Meta:
|
|
verbose_name = _('Beacon Measurement')
|
|
verbose_name_plural = _('Beacon Measurements')
|
|
default_related_name = 'beacon_measurements'
|
|
|
|
@property
|
|
def all_geometry_changed(self):
|
|
return False
|
|
|
|
@property
|
|
def geometry_changed(self):
|
|
return False
|
|
|
|
|
|
class RangingBeacon(SpaceGeometryMixin, models.Model):
|
|
"""
|
|
A ranging beacon
|
|
"""
|
|
geometry = GeometryField('point')
|
|
|
|
node_number = models.PositiveSmallIntegerField(_('Node Number'), unique=True, null=True, blank=True)
|
|
|
|
wifi_bssid = models.CharField(_('WiFi BSSID'), unique=True, null=True, blank=True,
|
|
max_length=17,
|
|
validators=[RegexValidator(
|
|
regex='^([a-f0-9]{2}:){5}[a-f0-9]{2}$',
|
|
message='Must be a lower-case bssid',
|
|
code='invalid_bssid'
|
|
)],
|
|
help_text=_("uses node's value if not set"))
|
|
bluetooth_address = models.CharField(_('Bluetooth Address'), unique=True, null=True, blank=True,
|
|
max_length=17,
|
|
validators=[RegexValidator(
|
|
regex='^([a-f0-9]{2}:){5}[a-f0-9]{2}$',
|
|
message='Must be a lower-case mac address',
|
|
code='invalid_bluetooth_address'
|
|
)],
|
|
help_text=_("uses node's value if not set"))
|
|
ibeacon_uuid = models.UUIDField(_('iBeacon UUID'), null=True, blank=True,
|
|
help_text=_("uses node's value if not set"))
|
|
ibeacon_major = models.PositiveIntegerField(_('iBeacon major value'), null=True, blank=True,
|
|
help_text=_("uses node's value if not set"))
|
|
ibeacon_minor = models.PositiveIntegerField(_('iBeacon minor value'), null=True, blank=True,
|
|
help_text=_("uses node's value if not set"))
|
|
uwb_address = models.CharField(_('UWB Address'), unique=True, null=True, blank=True,
|
|
max_length=23,
|
|
validators=[RegexValidator(
|
|
regex='^([a-f0-9]{2}:){7}[a-f0-9]{2}$',
|
|
message='Must be a lower-case 8-byte UWB address',
|
|
code='invalid_uwb_address'
|
|
)],
|
|
help_text=_("uses node's value if not set"))
|
|
|
|
altitude = models.DecimalField(_('altitude above ground'), max_digits=6, decimal_places=2, default=0,
|
|
validators=[MinValueValidator(Decimal('0'))])
|
|
comment = models.TextField(null=True, blank=True, verbose_name=_('comment'))
|
|
|
|
altitude_quest = models.BooleanField(_('altitude quest'), default=True)
|
|
|
|
class Meta:
|
|
verbose_name = _('Ranging beacon')
|
|
verbose_name_plural = _('Ranging beacons')
|
|
default_related_name = 'ranging_beacons'
|
|
|
|
@property
|
|
def all_geometry_changed(self):
|
|
return False
|
|
|
|
@property
|
|
def geometry_changed(self):
|
|
return False
|
|
|
|
@property
|
|
def title(self):
|
|
if self.comment:
|
|
return f'{self.node_number} {self.wifi_bssid} ({self.comment})'.strip()
|
|
return f'{self.node_number} {self.wifi_bssid}'.strip()
|