aldryn_config.py

from aldryn_client import forms


def split_and_strip(string):
    return [item.strip() for item in string.split(",") if item]


class Form(forms.BaseForm):
    templates = forms.CharField(
        "List of additional templates (comma separated)",
        required=False,
    )
    class_names = forms.CharField(
        "List of classes (comma separated)",
        required=False,
    )
    tag_types = forms.CharField(
        "List of HTML tags (comma separated)",
        required=False,
    )

    def clean(self):
        data = super().clean()

        # prettify
        data["templates"] = ", ".join(split_and_strip(data["templates"]))
        data["class_names"] = ", ".join(split_and_strip(data["class_names"]))
        data["tag_types"] = ", ".join(split_and_strip(data["tag_types"]))
        return data

    def to_settings(self, data, settings):
        if data["templates"]:
            settings["DJANGOCMS_STYLE_TEMPLATES"] = [
                (item, item)
                for item in split_and_strip(data["templates"])
            ]
        if data["class_names"]:
            settings["DJANGOCMS_STYLE_CHOICES"] = split_and_strip(data["class_names"])
        if data["tag_types"]:
            settings["DJANGOCMS_STYLE_TAGS"] = split_and_strip(data["tag_types"])

        return settings