handlers

sensor.signals.handlers

Attributes

User = get_user_model() module-attribute

Classes

Sensor

Bases: PermissionsBase

Specific sensor details.

Attributes:

Name	Type	Description
sensor_id	int	Primary key, sensor id.
code		(str) sensor code.
sensor_type	SensorType	sensor type.
sensor_brand	SensorBrand	sensor brand.
model	str	specific model of the sensor.
serial	str	serial number of the sensor.
status	bool	sensor status.

Functions

__str__()

Return the sensor code.

Source code in sensor/models.py

def __str__(self) -> str:
    """Return the sensor code."""
    return str(self.code)

get_absolute_url()

Return the absolute url of the sensor.

Source code in sensor/models.py

def get_absolute_url(self) -> str:
    """Return the absolute url of the sensor."""
    return reverse("sensor:sensor_detail", kwargs={"pk": self.pk})

SensorBrand

Bases: PermissionsBase

Brand of the sensor, eg. Davis, Texas Electronics, etc.

Attributes:

Name	Type	Description
brand_id		int, primary key, sensor brand id.
name		str, sensor brand name.

Functions

__str__()

Return the brand name.

Source code in sensor/models.py

def __str__(self) -> str:
    """Return the brand name."""
    return str(self.name)

get_absolute_url()

Return the absolute url of the sensor brand.

Source code in sensor/models.py

def get_absolute_url(self) -> str:
    """Return the absolute url of the sensor brand."""
    return reverse("sensor:brand_detail", kwargs={"pk": self.pk})

SensorType

Bases: PermissionsBase

Type of sensor, eg. pluviometric, wind sensor, etc.

Attributes:

Name	Type	Description
sensor_type_id		int, primary key, sensor type id.
name		str, sensor type name.

Functions

__str__()

Return the sensor type name.

Source code in sensor/models.py

def __str__(self) -> str:
    """Return the sensor type name."""
    return str(self.name)

get_absolute_url()

Return the absolute url of the sensor type.

Source code in sensor/models.py

def get_absolute_url(self) -> str:
    """Return the absolute url of the sensor type."""
    return reverse("sensor:type_detail", kwargs={"pk": self.pk})

Functions

set_model_permissions(sender, **kwargs)

Set model-level permissions.

Source code in sensor/signals/handlers.py

@receiver(post_migrate)
def set_model_permissions(sender, **kwargs):
    """Set model-level permissions."""
    for model in [
        SensorType,
        SensorBrand,
        Sensor,
    ]:
        model.set_model_permissions()

set_object_permissions(sender, instance, **kwargs)

Set object-level permissions".

Source code in sensor/signals/handlers.py

@receiver(post_save, sender=SensorType)
@receiver(post_save, sender=SensorBrand)
@receiver(post_save, sender=Sensor)
def set_object_permissions(sender, instance, **kwargs):
    """Set object-level permissions"."""
    instance.set_object_permissions()