from __future__ import absolute_import
from collections import OrderedDict
from uuid import uuid4
from django.template.loader import render_to_string
from django.utils.translation import gettext_lazy as _
from nonefield.fields import NoneField
from fobi.base import FormElementPlugin
from . import UID
from .forms import ContentImageURLForm
from .settings import FIT_METHOD_FIT_HEIGHT, FIT_METHOD_FIT_WIDTH
__title__ = "fobi.contrib.plugins.form_elements.content.content_image_url.base"
__author__ = "Artur Barseghyan <artur.barseghyan@gmail.com>"
__copyright__ = "2014-2022 Artur Barseghyan"
__license__ = "GPL 2.0/LGPL 2.1"
__all__ = ("ContentImageURLPlugin",)
[docs]class ContentImageURLPlugin(FormElementPlugin):
"""Content image plugin."""
uid = UID
name = _("Content image URL")
group = _("Content")
form = ContentImageURLForm
[docs] def post_processor(self):
"""Post process data.
Always the same.
"""
self.data.name = "{0}_{1}".format(self.uid, uuid4())
[docs] def get_raw_data(self):
"""Get raw data.
Might be used in integration plugins.
"""
return OrderedDict(
(
("url", self.data.url),
("alt", self.data.alt),
("fit_method", self.data.fit_method),
("size", self.data.size),
)
)
[docs] def get_rendered_image(self):
"""Get rendered image."""
width, height = self.data.size.split("x")
if FIT_METHOD_FIT_WIDTH == self.data.fit_method:
thumb_size = (width, 0)
elif FIT_METHOD_FIT_HEIGHT == self.data.fit_method:
thumb_size = (0, height)
else:
thumb_size = (width, height)
context = {
"plugin": self,
"thumb_size": thumb_size,
}
rendered_image = render_to_string(
"content_image_url/render.html", context
)
return rendered_image
[docs] def get_form_field_instances(
self, request=None, form_entry=None, form_element_entries=None, **kwargs
):
"""Get form field instances."""
field_kwargs = {
"initial": self.get_rendered_image(),
"required": False,
"label": "",
}
return [(self.data.name, NoneField, field_kwargs)]