X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/113d217a051b5644061876c64b27da1281e49041..009c67a616426966424da38edac3ad19bdd875d2:/catalogue/models.py?ds=sidebyside
diff --git a/catalogue/models.py b/catalogue/models.py
index 71c89a234..0d3df1603 100644
--- a/catalogue/models.py
+++ b/catalogue/models.py
@@ -1,13 +1,17 @@
# -*- coding: utf-8 -*-
from django.db import models
-from django.db.models import permalink
+from django.db.models import permalink, Q
from django.utils.translation import ugettext_lazy as _
from django.contrib.auth.models import User
from django.core.files import File
+from django.template.loader import render_to_string
+from django.utils.safestring import mark_safe
from newtagging.models import TagBase
from newtagging import managers
+from librarian import html
+
TAG_CATEGORIES = (
('author', _('author')),
@@ -40,12 +44,12 @@ class Tag(TagBase):
def has_description(self):
return len(self.description) > 0
- has_description.short_description = _('Has description')
+ has_description.short_description = _('description')
has_description.boolean = True
@permalink
def get_absolute_url(self):
- return ('catalogue.views.tagged_book_list', [self.slug])
+ return ('catalogue.views.tagged_object_list', [self.slug])
class Meta:
ordering = ('sort_key',)
@@ -69,6 +73,7 @@ class Book(models.Model):
slug = models.SlugField(_('slug'), unique=True, db_index=True)
description = models.TextField(_('description'), blank=True)
created_at = models.DateTimeField(_('creation date'), auto_now=True)
+ _short_html = models.TextField(_('short HTML'), editable=False)
# Formats
xml_file = models.FileField(_('XML file'), upload_to='books/xml', blank=True)
@@ -79,9 +84,29 @@ class Book(models.Model):
objects = managers.ModelTaggedItemManager(Tag)
tags = managers.TagDescriptor(Tag)
+ def short_html(self):
+ if len(self._short_html):
+ return mark_safe(self._short_html)
+ else:
+ tags = self.tags.filter(~Q(category__in=('set', 'theme')))
+ tags = [u'%s' % (tag.get_absolute_url(), tag.name) for tag in tags]
+
+ formats = []
+ if self.html_file:
+ formats.append(u'Czytaj online' % self.html_file.url)
+ if self.pdf_file:
+ formats.append(u'Plik PDF' % self.pdf_file.url)
+ if self.odt_file:
+ formats.append(u'Plik ODT' % self.odt_file.url)
+
+ self._short_html = render_to_string('catalogue/book_short.html',
+ {'book': self, 'tags': tags, 'formats': formats})
+ self.save()
+ return mark_safe(self._short_html)
+
def has_description(self):
return len(self.description) > 0
- has_description.short_description = _('Has description')
+ has_description.short_description = _('description')
has_description.boolean = True
def has_pdf_file(self):
@@ -98,22 +123,63 @@ class Book(models.Model):
return bool(self.html_file)
has_html_file.short_description = 'HTML'
has_html_file.boolean = True
-
- def save(self, **kwargs):
- try:
- from bin import book2html
- from os.path import splitext, basename
- from tempfile import NamedTemporaryFile
-
- html_file = NamedTemporaryFile()
- book2html.transform(self.xml_file.path, html_file)
-
- html_filename = '%s.html' % splitext(basename(self.xml_file.path))[0]
- self.html_file.save(html_filename, File(html_file), save=False)
- except ValueError:
- pass
- book = super(Book, self).save(**kwargs)
+ @staticmethod
+ def from_xml_file(xml_file):
+ from tempfile import NamedTemporaryFile
+ from slughifi import slughifi
+ import dcparser
+ from markupstring import MarkupString
+
+ # Read book metadata
+ book_info = dcparser.parse(xml_file)
+ book = Book(title=book_info.title, slug=slughifi(book_info.title))
+ book.save()
+
+ book_tags = []
+ for category in ('kind', 'genre', 'author', 'epoch'):
+ tag_name = getattr(book_info, category)
+ tag_sort_key = tag_name
+ if category == 'author':
+ tag_sort_key = tag_name.last_name
+ tag_name = ' '.join(tag_name.first_names) + ' ' + tag_name.last_name
+ tag, created = Tag.objects.get_or_create(name=tag_name,
+ slug=slughifi(tag_name), sort_key=slughifi(tag_sort_key), category=category)
+ tag.save()
+ book_tags.append(tag)
+ book.tags = book_tags
+
+ # Save XML and HTML files
+ book.xml_file.save('%s.xml' % book.slug, File(file(xml_file)), save=False)
+
+ html_file = NamedTemporaryFile()
+ html.transform(book.xml_file.path, html_file)
+ book.html_file.save('%s.html' % book.slug, File(html_file), save=False)
+
+ # Extract fragments
+ closed_fragments, open_fragments = html.extract_fragments(book.html_file.path)
+ book_themes = []
+ for fragment in closed_fragments.values():
+ text = fragment.to_string()
+ short_text = ''
+ if (len(MarkupString(text)) > 240):
+ short_text = MarkupString(text)[:160]
+ new_fragment = Fragment(text=text, short_text=short_text, anchor=fragment.id, book=book)
+
+ theme_names = [s.strip() for s in fragment.themes.split(',')]
+ themes = []
+ for theme_name in theme_names:
+ tag, created = Tag.objects.get_or_create(name=theme_name,
+ slug=slughifi(theme_name), sort_key=slughifi(theme_name), category='theme')
+ tag.save()
+ themes.append(tag)
+ new_fragment.save()
+ new_fragment.tags = list(book.tags) + themes
+ book_themes += themes
+
+ book_themes = set(book_themes)
+ book.tags = list(book.tags) + list(book_themes)
+ return book.save()
@permalink
def get_absolute_url(self):
@@ -130,15 +196,28 @@ class Book(models.Model):
class Fragment(models.Model):
text = models.TextField()
- short_text = models.TextField()
+ short_text = models.TextField(editable=False)
+ _short_html = models.TextField(editable=False)
anchor = models.IntegerField()
- book = models.ForeignKey(Book)
-
+ book = models.ForeignKey(Book, related_name='fragments')
+
objects = managers.ModelTaggedItemManager(Tag)
tags = managers.TagDescriptor(Tag)
+ def short_html(self):
+ if len(self._short_html):
+ return mark_safe(self._short_html)
+ else:
+ book_authors = [u'%s' % (tag.get_absolute_url(), tag.name)
+ for tag in self.book.tags if tag.category == 'author']
+
+ self._short_html = render_to_string('catalogue/fragment_short.html',
+ {'fragment': self, 'book': self.book, 'book_authors': book_authors})
+ self.save()
+ return mark_safe(self._short_html)
+
class Meta:
ordering = ('book', 'anchor',)
verbose_name = _('fragment')
- verbose_name_plural = _('fragment')
+ verbose_name_plural = _('fragments')