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147 lines (123 loc) · 5.21 KB
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from urllib.parse import quote as urlquote
from content_editor.admin import ContentEditor, ContentEditorInline
from django import forms
from django.contrib import messages
from django.contrib.admin.utils import quote
from django.urls import reverse
from django.utils.html import format_html
from django.utils.translation import gettext_lazy as _
NO_CONTINUE_PARAMETERS = {"_addanother", "_save", "_saveasnew"}
class ConfiguredFormAdmin(ContentEditor):
# Possible hook for validation, with stack hacking: _create_formsets
def validate_configured_form(self, request, obj):
opts = obj._meta
obj_url = reverse(
f"admin:{opts.app_label}_{opts.model_name}_change",
args=(quote(obj.pk),),
current_app=self.admin_site.name,
)
if self.has_change_permission(request, obj):
obj_repr = format_html('<a href="{}">{}</a>', urlquote(obj_url), obj)
else:
obj_repr = str(obj)
if type := obj.type:
if msgs := list(type.validate(obj)):
messages.warning(
request,
format_html(
_('Validation of "{obj}" wasn\'t completely successful.'),
obj=obj_repr,
),
)
for msg in msgs:
messages.add_message(request, msg.level, msg.message)
else:
messages.success(
request, format_html(_('"{obj}" has been validated.'), obj=obj_repr)
)
else:
messages.warning(
request,
format_html(
_(
'"{obj}" could not be validated because'
" it seems to have an invalid type."
),
obj=obj_repr,
),
)
def save_related(self, request, form, formsets, change):
super().save_related(request, form, formsets, change=change)
# Only validate if navigating away from this page. Otherwise validation
# will happen in render_change_form anyway.
if request.method == "POST" and any(
key in request.POST for key in NO_CONTINUE_PARAMETERS
):
self.validate_configured_form(request, form.instance)
def render_change_form(self, request, context, *, obj, **kwargs):
if obj and request.method == "GET":
self.validate_configured_form(request, obj)
return super().render_change_form(request, context, obj=obj, **kwargs)
class FormFieldInline(ContentEditorInline):
core_fields = ["name", "label", "is_required"]
advanced_fields = ["help_text"]
def get_fieldsets(self, request, obj=None):
return [
(None, {"fields": self.core_fields + ["ordering", "region"]}),
(_("Advanced"), {"fields": self.advanced_fields, "classes": ["collapse"]}),
]
class SimpleFieldForm(forms.ModelForm):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
if self.instance.TYPE == self.instance.Type.SELECT:
self["placeholder"].label = _("Empty choice label")
class SimpleFieldInline(FormFieldInline):
form = SimpleFieldForm
def get_queryset(self, request):
return super().get_queryset(request).filter(type=self.model.TYPE)
@classmethod
def create(cls, model, **kwargs):
type = model.Type
if model.TYPE in {type.TEXT, type.TEXTAREA, type.EMAIL, type.URL}:
kwargs.setdefault(
"advanced_fields",
["help_text", "placeholder", "default_value", "max_length"],
)
elif model.TYPE in {type.DATE, type.INTEGER}:
kwargs.setdefault(
"advanced_fields", ["help_text", "placeholder", "default_value"]
)
elif model.TYPE in {type.CHECKBOX}:
kwargs.setdefault("advanced_fields", ["help_text", "default_value"])
elif model.TYPE in {type.SELECT}:
kwargs.setdefault(
"core_fields", ["name", "label", "is_required", "choices"]
)
kwargs.setdefault(
"advanced_fields", ["help_text", "placeholder", "default_value"]
)
elif model.TYPE in {
type.RADIO,
type.SELECT_MULTIPLE,
type.CHECKBOX_SELECT_MULTIPLE,
}:
kwargs.setdefault(
"core_fields", ["name", "label", "is_required", "choices"]
)
kwargs.setdefault("advanced_fields", ["help_text", "default_value"])
icons = {
type.TEXT: "short_text",
type.EMAIL: "alternate_email",
type.URL: "link",
type.DATE: "event",
type.INTEGER: "looks_one",
type.TEXTAREA: "notes",
type.CHECKBOX: "check_box",
type.SELECT: "arrow_drop_down_circle",
type.RADIO: "radio_button_checked",
type.SELECT_MULTIPLE: "check_box",
type.CHECKBOX_SELECT_MULTIPLE: "check_box",
}
if icon := icons.get(model.TYPE):
kwargs.setdefault("button", f'<span class="material-icons">{icon}</span>')
return super().create(model, **kwargs)