Signals

The ralph_assets.signals module defines a set of signals sent by the ralph_assets.

Transition signals

Use this type of signals if you want send email or something else after some transition.

post_transition

Arguments sent with this signal:

user
A user which run transition.
assets
A list of assets which undergo transition.
transition
A transition object.

Form signals

Signals related with form.

post_customize_fields

This signal is useful if you want customize form from external application. Arguments sent with this signal:

sender
The form instance.
mode
A string. Possible values: bo or back_office.

For example:

from django import forms

from ralph_assets.signals import post_customize_fields


@receiver(post_customize_fields)
def my_awesome_customizer(sender, mode, **kwargs):
    if(len(sender['barcode'].value) < 50)
        sender.fields['barcode'].widget = forms.widgets.TextInput()