django-orchestra/orchestra/plugins/forms.py

48 lines
2.0 KiB
Python

from django import forms
from django.utils.encoding import force_text
from orchestra.forms.widgets import ReadOnlyWidget
class PluginDataForm(forms.ModelForm):
data = forms.CharField(widget=forms.HiddenInput, required=False)
def __init__(self, *args, **kwargs):
super(PluginDataForm, self).__init__(*args, **kwargs)
if self.plugin_field in self.fields:
value = self.plugin.get_name()
display = '%s <a href=".">change</a>' % force_text(self.plugin.verbose_name)
self.fields[self.plugin_field].widget = ReadOnlyWidget(value, display)
self.fields[self.plugin_field].help_text = getattr(self.plugin, 'help_text', '')
if self.instance:
for field in self.declared_fields:
initial = self.fields[field].initial
self.fields[field].initial = self.instance.data.get(field, initial)
if self.instance.pk:
for field in self.plugin.get_change_readonly_fileds():
value = getattr(self.instance, field, None) or self.instance.data[field]
display = value
foo_display = getattr(self.instance, 'get_%s_display' % field, None)
if foo_display:
display = foo_display()
self.fields[field].required = False
self.fields[field].widget = ReadOnlyWidget(value, display)
def clean(self):
super(PluginDataForm, self).clean()
data = {}
# Update data fields
for field in self.declared_fields:
try:
data[field] = self.cleaned_data[field]
except KeyError:
data[field] = self.data[field]
# Keep old data fields
for field, value in self.instance.data.items():
if field not in data:
try:
data[field] = self.cleaned_data[field]
except KeyError:
data[field] = value
self.cleaned_data['data'] = data