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from django.db import models
from django.urls import reverse
from django.contrib.sitemaps import Sitemap
import datetime
from itertools import chain
from taggit.managers import TaggableManager
from taxonomy.models import TaggedItems
from utils.util import render_images, markdown_to_html
from sketches.models import Sketch
from books.models import Book
from photos.models import LuxImage
POST_TYPE = (
(0, 'essays'),
(1, 'tools'),
(2, 'figments'),
)
class Essay(models.Model):
title = models.CharField(max_length=200)
sub_title = models.CharField(max_length=200, blank=True)
dek = models.TextField(blank=True)
preamble = models.TextField(blank=True)
slug = models.SlugField(unique_for_date='pub_date')
body_html = models.TextField(blank=True)
body_markdown = models.TextField()
pub_date = models.DateTimeField('Date published')
last_updated = models.DateTimeField(auto_now=True)
enable_comments = models.BooleanField(default=False)
has_code = models.BooleanField(default=False)
PUB_STATUS = (
(0, 'Draft'),
(1, 'Published'),
)
status = models.IntegerField(choices=PUB_STATUS, default=0)
meta_description = models.CharField(max_length=256, null=True, blank=True)
tags = TaggableManager(through=TaggedItems, blank=True, help_text='Topics Covered')
originally_published_by = models.CharField(max_length=400, blank=True)
originally_published_by_url = models.CharField(max_length=400, blank=True)
featured_image = models.ForeignKey(LuxImage, on_delete=models.CASCADE, null=True, blank=True)
has_video = models.BooleanField(blank=True, default=False)
field_notes = models.ManyToManyField(Sketch, blank=True)
books = models.ManyToManyField(Book, blank=True)
afterword = models.TextField(blank=True)
afterword_html = models.TextField(blank=True)
class Meta:
ordering = ('-pub_date',)
get_latest_by = 'pub_date'
verbose_name_plural = 'Essays'
def __str__(self):
return self.title
def get_absolute_url(self):
return reverse('essays:detail', kwargs={"slug": self.slug})
def comment_period_open(self):
return self.enable_comments and datetime.datetime.today() - datetime.timedelta(30) <= self.pub_date
@property
def get_previous_published(self):
return self.get_previous_by_pub_date(status__exact=1)
@property
def get_next_published(self):
return self.get_next_by_pub_date(status__exact=1)
def save(self):
md = render_images(self.body_markdown)
self.body_html = markdown_to_html(md)
self.afterword_html = markdown_to_html(self.afterword)
super(Essay, self).save()
class EssaySitemap(Sitemap):
changefreq = "never"
priority = 1.0
protocol = "https"
def items(self):
return Essay.objects.filter(status=1)
def lastmod(self, obj):
return obj.pub_date
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