diff options
Diffstat (limited to 'users/views/settings/settings_page.py')
-rw-r--r-- | users/views/settings/settings_page.py | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/users/views/settings/settings_page.py b/users/views/settings/settings_page.py new file mode 100644 index 0000000..a92d507 --- /dev/null +++ b/users/views/settings/settings_page.py @@ -0,0 +1,108 @@ +from functools import partial +from typing import ClassVar + +from django import forms +from django.core.files import File +from django.shortcuts import redirect +from django.utils.decorators import method_decorator +from django.views.generic import FormView + +from core.models.config import Config, UploadedImage +from users.decorators import identity_required + + +@method_decorator(identity_required, name="dispatch") +class SettingsPage(FormView): + """ + Shows a settings page dynamically created from our settings layout + at the bottom of the page. Don't add this to a URL directly - subclass! + """ + + options_class = Config.IdentityOptions + template_name = "settings/settings.html" + section: ClassVar[str] + options: dict[str, dict[str, str | int]] + layout: dict[str, list[str]] + + def get_form_class(self): + # Create the fields dict from the config object + fields = {} + for key, details in self.options.items(): + field_kwargs = {} + config_field = self.options_class.__fields__[key] + if config_field.type_ is bool: + form_field = partial( + forms.BooleanField, + widget=forms.Select( + choices=[(True, "Enabled"), (False, "Disabled")] + ), + ) + elif config_field.type_ is UploadedImage: + form_field = forms.ImageField + elif config_field.type_ is str: + if details.get("display") == "textarea": + form_field = partial( + forms.CharField, + widget=forms.Textarea, + ) + else: + form_field = forms.CharField + elif config_field.type_ is int: + choices = details.get("choices") + if choices: + field_kwargs["widget"] = forms.Select(choices=choices) + for int_kwarg in {"min_value", "max_value", "step_size"}: + val = details.get(int_kwarg) + if val: + field_kwargs[int_kwarg] = val + form_field = forms.IntegerField + else: + raise ValueError(f"Cannot render settings type {config_field.type_}") + fields[key] = form_field( + label=details["title"], + help_text=details.get("help_text", ""), + required=details.get("required", False), + **field_kwargs, + ) + # Create a form class dynamically (yeah, right?) and return that + return type("SettingsForm", (forms.Form,), fields) + + def load_config(self): + return Config.load_identity(self.request.identity) + + def save_config(self, key, value): + Config.set_identity(self.request.identity, key, value) + + def get_initial(self): + config = self.load_config() + initial = {} + for key in self.options.keys(): + initial[key] = getattr(config, key) + return initial + + def get_context_data(self): + context = super().get_context_data() + context["section"] = self.section + # Gather fields into fieldsets + context["fieldsets"] = {} + for title, fields in self.layout.items(): + context["fieldsets"][title] = [context["form"][field] for field in fields] + return context + + def form_valid(self, form): + # Save each key + for field in form: + if field.field.__class__.__name__ == "ImageField": + # These can be cleared with an extra checkbox + if self.request.POST.get(f"{field.name}__clear"): + self.save_config(field.name, None) + continue + # We shove the preview values in initial_data, so only save file + # fields if they have a File object. + if not isinstance(form.cleaned_data[field.name], File): + continue + self.save_config( + field.name, + form.cleaned_data[field.name], + ) + return redirect(".") |