khaganat-web/navbar/models.py
2020-02-06 12:39:44 +01:00

74 lines
2.3 KiB
Python

from django.utils.translation import get_language
from django.conf import settings
from django.db import models
import os
class Element(models.Model):
parent = models.ForeignKey(
"Element",
on_delete=models.CASCADE,
null=True,
blank=True,
limit_choices_to={"parent": None},
)
link = models.CharField(max_length=512, blank=True)
new_window = models.BooleanField(default=False)
add_locale = models.BooleanField(default=False)
icon = models.FilePathField(
path="navbar/static/navbar/icons", match=".png", null=True, blank=True
)
weight = models.PositiveSmallIntegerField()
def icon_path(self):
return os.path.join("navbar/icons", os.path.basename(self.icon))
def children(self):
return sorted(
list(Element.objects.filter(parent=self.id).order_by("weight"))
+ list(ElementSeparator.objects.filter(parent=self.id).order_by("weight")),
key=lambda c: c.weight,
)
def description(self):
lang = get_language()
if lang is None:
lang = settings.LANGUAGE_CODE
return ElementDescription.objects.filter(element=self.id, language=lang).first()
def localized_link(self):
link = self.link
desc = self.description()
if desc and desc.link_override:
link = desc.link_override
return link
def __str__(self):
desc = self.description()
return desc.short_name if desc is not None else self.link
class ElementDescription(models.Model):
element = models.ForeignKey(Element, on_delete=models.CASCADE)
language = models.CharField(max_length=10, choices=settings.LANGUAGES)
short_name = models.CharField(max_length=32)
full_name = models.CharField(max_length=64, blank=True)
description = models.CharField(max_length=512, blank=True)
link_override = models.CharField(max_length=512, blank=True)
def is_separator(self):
return False
class ElementSeparator(models.Model):
parent = models.ForeignKey(
Element, on_delete=models.CASCADE, limit_choices_to={"parent": None}
)
weight = models.PositiveSmallIntegerField()
def is_separator(self):
return True
def __str__(self):
return "{} ({})".format(self.parent, self.weight)