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from django.db import models
from django.urls import reverse
from django.utils.encoding import force_text
from django.conf import settings
from django.template.defaultfilters import slugify
from utils.widgets import markdown_to_html
def get_upload_path(self, filename):
return "images/book-covers/%s/%s" % (datetime.datetime.today().strftime("%Y"), filename)
class Book(models.Model):
title = models.CharField(max_length=200)
author_name = models.CharField(max_length=200)
slug = models.CharField(max_length=50)
read_date = models.DateTimeField()
isbn = models.CharField(max_length=100, blank=True, null=True)
body_markdown = models.TextField(null=True, blank=True)
body_html = models.TextField(null=True, blank=True)
read_in = models.TextField(null=True, blank=True)
url = models.CharField(max_length=200, blank=True, null=True)
pages = models.CharField(max_length=5, blank=True, null=True)
publish_date = models.CharField(max_length=40, blank=True, null=True)
publish_place = models.CharField(max_length=100, blank=True, null=True)
openlib_url = models.CharField(max_length=400, blank=True, null=True)
RATINGS = (
('1', "1 Star"),
('2', "2 Stars"),
('3', "3 Stars"),
('4', "4 Stars"),
('5', "5 Stars"),
)
rating = models.CharField(max_length=1, choices=RATINGS, null=True, blank=True)
enable_comments = models.BooleanField(default=False)
is_public = models.BooleanField(default=True)
image = models.FileField(upload_to=get_upload_path, null=True, blank=True)
class Meta:
ordering = ('-read_date',)
def __str__(self):
return self.title
def get_absolute_url(self):
return reverse("books:detail", kwargs={"slug": self.slug})
def get_image_url(self):
return '%sbook-covers/%s.jpg' % (settings.IMAGES_URL, self.slug)
def get_rating(self):
return int(self.rating)
@property
def ratings_range(cls):
return range(1, 6)
@property
def get_previous_admin_url(self):
n = self.get_previous_by_pub_date()
return reverse('admin:%s_%s_change' %(self._meta.app_label, self._meta.model_name), args=[n.id] )
@property
def get_next_admin_url(self):
model = apps.get_model(app_label=self._meta.app_label, model_name=self._meta.model_name)
try:
return reverse('admin:%s_%s_change' %(self._meta.app_label, self._meta.model_name), args=[self.get_next_by_pub_date().pk] )
except model.DoesNotExist:
return ''
def admin_thumbnail(self):
return force_text('<a href=""><img src="%s" width="100" style="width:100px"></a>' % (self.get_image_url()))
admin_thumbnail.allow_tags = True
admin_thumbnail.short_description = 'Thumbnail'
def save(self, *args, **kwargs):
if self.body_markdown:
self.body_html = markdown_to_html(self.body_markdown)
self.slug = slugify(self.title[:50])
super(Book, self).save()
class BookHighlight(models.Model):
book = models.ForeignKey(Book, on_delete=models.CASCADE)
page = models.PositiveSmallIntegerField(null=True)
location = models.CharField(max_length=200, blank=True, null=True)
date_added = models.DateTimeField()
body_markdown = models.TextField()
class Meta:
ordering = ('-date_added',)
def __str__(self):
return "%s%s" % (self.book.title, self.id)
def body_html(self):
return markdown_to_html(self.body_markdown)
class BookNote(BookHighlight):
pass
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