X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/fe4a9a390a93aed8b2380f4864c25f05d7f317ff..85e4c2bbb02c7a8526cf391ecfdc05c01c22f88e:/apps/catalogue/models.py
diff --git a/apps/catalogue/models.py b/apps/catalogue/models.py
index f2be7d1b9..87c4fa6ee 100644
--- a/apps/catalogue/models.py
+++ b/apps/catalogue/models.py
@@ -20,6 +20,7 @@ from newtagging import managers
from catalogue.fields import JSONField
from librarian import dcparser, html, epub, NoDublinCore
+import mutagen
from mutagen import id3
from slughifi import slughifi
@@ -64,6 +65,9 @@ class Tag(TagBase):
gazeta_link = models.CharField(blank=True, max_length=240)
wiki_link = models.CharField(blank=True, max_length=240)
+ class UrlDeprecationWarning(DeprecationWarning):
+ pass
+
categories_rev = {
'autor': 'author',
'epoka': 'epoch',
@@ -122,19 +126,20 @@ class Tag(TagBase):
real_tags = []
ambiguous_slugs = []
category = None
+ deprecated = False
tags_splitted = tags.split('/')
- for index, name in enumerate(tags_splitted):
- if name in Tag.categories_rev:
+ for name in tags_splitted:
+ if category:
+ real_tags.append(Tag.objects.get(slug=name, category=category))
+ category = None
+ elif name in Tag.categories_rev:
category = Tag.categories_rev[name]
else:
- if category:
- real_tags.append(Tag.objects.get(slug=name, category=category))
- category = None
- else:
- try:
- real_tags.append(Tag.objects.exclude(category='book').get(slug=name))
- except Tag.MultipleObjectsReturned, e:
- ambiguous_slugs.append(name)
+ try:
+ real_tags.append(Tag.objects.exclude(category='book').get(slug=name))
+ deprecated = True
+ except Tag.MultipleObjectsReturned, e:
+ ambiguous_slugs.append(name)
if category:
# something strange left off
@@ -145,8 +150,11 @@ class Tag(TagBase):
e.tags = real_tags
e.ambiguous_slugs = ambiguous_slugs
raise e
- else:
- return real_tags
+ if deprecated:
+ e = Tag.UrlDeprecationWarning()
+ e.tags = real_tags
+ raise e
+ return real_tags
else:
return TagBase.get_tag_list(tags)
@@ -177,15 +185,9 @@ class BookMedia(models.Model):
name = models.CharField(_('name'), max_length="100")
file = models.FileField(_('file'), upload_to=book_upload_path())
uploaded_at = models.DateTimeField(_('creation date'), auto_now_add=True, editable=False)
- extra_info = JSONField(_('extra information'), default='{}')
-
- def book_count(self):
- return self.book_set.count()
- book_count.short_description = _('book count')
-
- def books(self):
- return mark_safe('
'.join("%s" % (reverse('admin:catalogue_book_change', args=[b.id]), b.title) for b in self.book_set.all()))
- books.short_description = _('books')
+ extra_info = JSONField(_('extra information'), default='{}', editable=False)
+ book = models.ForeignKey('Book', related_name='media')
+ source_sha1 = models.CharField(null=True, blank=True, max_length=40, editable=False)
def __unicode__(self):
return "%s (%s)" % (self.name, self.file.name.split("/")[-1])
@@ -195,26 +197,61 @@ class BookMedia(models.Model):
verbose_name = _('book media')
verbose_name_plural = _('book media')
- def save(self, force_insert=False, force_update=False, **kwargs):
- media = super(BookMedia, self).save(force_insert, force_update, **kwargs)
+ def save(self, *args, **kwargs):
+ super(BookMedia, self).save(*args, **kwargs)
+ extra_info = self.get_extra_info_value()
+ extra_info.update(self.read_meta())
+ self.set_extra_info_value(extra_info)
+ self.source_sha1 = self.read_source_sha1(self.file.path, self.type)
+ print self.extra_info, self.source_sha1
+ return super(BookMedia, self).save(*args, **kwargs)
+
+ def read_meta(self):
+ """
+ Reads some metadata from the audiobook.
+ """
+
+ artist_name = director_name = ''
if self.type == 'mp3':
- file = self.file
- extra_info = self.get_extra_info_value()
- extra_info.update(self.get_mp3_info())
- self.set_extra_info_value(extra_info)
- media = super(BookMedia, self).save(force_insert, force_update, **kwargs)
- return media
-
- def get_mp3_info(self):
- """Retrieves artist and director names from audio ID3 tags."""
- try:
- audio = id3.ID3(self.file.path)
- artist_name = ', '.join(', '.join(tag.text) for tag in audio.getall('TPE1'))
- director_name = ', '.join(', '.join(tag.text) for tag in audio.getall('TPE3'))
- except:
- artist_name = director_name = ''
+ try:
+ audio = id3.ID3(self.file.path)
+ artist_name = ', '.join(', '.join(tag.text) for tag in audio.getall('TPE1'))
+ director_name = ', '.join(', '.join(tag.text) for tag in audio.getall('TPE3'))
+ except:
+ pass
+ elif self.type == 'ogg':
+ try:
+ audio = mutagen.File(self.file.path)
+ artist_name = ', '.join(audio.get('artist', []))
+ director_name = ', '.join(audio.get('conductor', []))
+ except:
+ pass
+ else:
+ return {}
return {'artist_name': artist_name, 'director_name': director_name}
+ @staticmethod
+ def read_source_sha1(filepath, filetype):
+ """
+ Reads source file SHA1 from audiobok metadata.
+ """
+
+ if filetype == 'mp3':
+ try:
+ audio = id3.ID3(filepath)
+ return [t.data for t in audio.getall('PRIV')
+ if t.owner=='http://wolnelektury.pl?flac_sha1'][0]
+ except:
+ return None
+ elif filetype == 'ogg':
+ try:
+ audio = mutagen.File(filepath)
+ return audio.get('flac_sha1', [None])[0]
+ except:
+ return None
+ else:
+ return None
+
class Book(models.Model):
title = models.CharField(_('title'), max_length=120)
@@ -232,9 +269,7 @@ class Book(models.Model):
pdf_file = models.FileField(_('PDF file'), upload_to=book_upload_path('pdf'), blank=True)
epub_file = models.FileField(_('EPUB file'), upload_to=book_upload_path('epub'), blank=True)
txt_file = models.FileField(_('TXT file'), upload_to=book_upload_path('txt'), blank=True)
- # other files
- medias = models.ManyToManyField(BookMedia, blank=True)
-
+
parent = models.ForeignKey('self', blank=True, null=True, related_name='children')
objects = models.Manager()
tagged = managers.ModelTaggedItemManager(Tag)
@@ -313,7 +348,7 @@ class Book(models.Model):
else:
return False
else:
- if self.medias.filter(book=self, type=type).count() > 0:
+ if self.media.filter(type=type).exists():
return True
else:
return False
@@ -331,7 +366,7 @@ class Book(models.Model):
elif type == "pdf":
return self.pdf_file
else:
- return self.medias.filter(book=self, type=type)
+ return self.media.filter(type=type)
else:
return None
@@ -365,7 +400,7 @@ class Book(models.Model):
if self.has_media("txt"):
formats.append(u'TXT' % self.get_media('txt').url)
# other files
- for m in self.medias.order_by('type'):
+ for m in self.media.order_by('type'):
formats.append(u'%s' % (m.file.url, m.type.upper()))
formats = [mark_safe(format) for format in formats]
@@ -558,7 +593,7 @@ class Book(models.Model):
tag.save()
book_tags.append(tag)
- book.tags = book_tags + book_shelves
+ book.tags = set(book_tags + book_shelves)
book_tag = book.book_tag()
@@ -614,8 +649,8 @@ class Book(models.Model):
new_fragment.save()
new_fragment.tags = set(book_tags + themes + [book_tag] + ancestor_tags)
- if not settings.NO_BUILD_TXT and build_txt:
- book.build_txt()
+ if not settings.NO_BUILD_TXT and build_txt:
+ book.build_txt()
if not settings.NO_BUILD_EPUB and build_epub:
book.root_ancestor.build_epub()
@@ -770,23 +805,14 @@ def _tags_updated_handler(sender, affected_tags, **kwargs):
tags_updated.connect(_tags_updated_handler)
-def _m2m_changed_handler(sender, instance, action, reverse, pk_set, **kwargs):
- """ refresh all the short_html stuff on BookMedia delete """
- if sender == Book.medias.through and reverse and action == 'pre_clear':
- for book in instance.book_set.all():
- book.save()
-m2m_changed.connect(_m2m_changed_handler)
-
def _pre_delete_handler(sender, instance, **kwargs):
- """ explicitly clear m2m, so that Books can be refreshed """
+ """ refresh Book on BookMedia delete """
if sender == BookMedia:
- instance.book_set.clear()
+ instance.book.save()
pre_delete.connect(_pre_delete_handler)
def _post_save_handler(sender, instance, **kwargs):
""" refresh all the short_html stuff on BookMedia update """
if sender == BookMedia:
- for book in instance.book_set.all():
- book.save()
+ instance.book.save()
post_save.connect(_post_save_handler)
-