Added buttons to download MP3 and Ogg Vorbis files to book_detail pages. Also added...

[wolnelektury.git] / apps / catalogue / models.py

diff --git a/apps/catalogue/models.py b/apps/catalogue/models.py
index 9640e7f..7be0f82 100644 (file)
--- a/apps/catalogue/models.py
+++ b/apps/catalogue/models.py
@@ -10,6 +10,7 @@ from django.core.urlresolvers import reverse
 
 from newtagging.models import TagBase
 from newtagging import managers
+from catalogue.fields import JSONField
 
 from librarian import html, dcparser
 
@@ -21,6 +22,7 @@ TAG_CATEGORIES = (
     ('genre', _('genre')),
     ('theme', _('theme')),
     ('set', _('set')),
+    ('book', _('book')),
 )
 
 
@@ -41,8 +43,9 @@ class Tag(TagBase):
         db_index=True, choices=TAG_CATEGORIES)
     description = models.TextField(_('description'), blank=True)
     main_page = models.BooleanField(_('main page'), default=False, db_index=True, help_text=_('Show tag on main page'))
-        
+    
     user = models.ForeignKey(User, blank=True, null=True)
+    book_count = models.IntegerField(_('book count'), default=0, blank=False, null=False)
     
     def has_description(self):
         return len(self.description) > 0
@@ -83,6 +86,7 @@ class Book(models.Model):
     created_at = models.DateTimeField(_('creation date'), auto_now=True)
     _short_html = models.TextField(_('short HTML'), editable=False)
     parent_number = models.IntegerField(_('parent number'), default=0)
+    extra_info = JSONField(_('extra information'))
     
     # Formats
     xml_file = models.FileField(_('XML file'), upload_to=book_upload_path('xml'), blank=True)
@@ -90,18 +94,25 @@ class Book(models.Model):
     pdf_file = models.FileField(_('PDF file'), upload_to=book_upload_path('pdf'), blank=True)
     odt_file = models.FileField(_('ODT file'), upload_to=book_upload_path('odt'), blank=True)
     txt_file = models.FileField(_('TXT file'), upload_to=book_upload_path('txt'), blank=True)
+    mp3_file = models.FileField(_('MP3 file'), upload_to=book_upload_path('mp3'), blank=True)
+    ogg_file = models.FileField(_('OGG file'), upload_to=book_upload_path('ogg'), blank=True)
     
     parent = models.ForeignKey('self', blank=True, null=True, related_name='children')
     
     objects = models.Manager()
     tagged = managers.ModelTaggedItemManager(Tag)
     tags = managers.TagDescriptor(Tag)
+
+    
+    @property
+    def name(self):
+        return self.title
     
     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 = self.tags.filter(~Q(category__in=('set', 'theme', 'book')))
             tags = [u'<a href="%s">%s</a>' % (tag.get_absolute_url(), tag.name) for tag in tags]
 
             formats = []
@@ -152,10 +163,17 @@ class Book(models.Model):
         book_info = dcparser.parse(xml_file)
         book_base, book_slug = book_info.url.rsplit('/', 1)
         book, created = Book.objects.get_or_create(slug=book_slug)
-        if not created and not overwrite:
-            raise Book.AlreadyExists('Book %s already exists' % book_slug)
+        
+        if created:
+            book_shelves = []
+        else:
+            if not overwrite:
+                raise Book.AlreadyExists('Book %s already exists' % book_slug)
+            # Save shelves for this book
+            book_shelves = list(book.tags.filter(category='set'))
         
         book.title = book_info.title
+        book.extra_info = book_info.to_dict()
         book._short_html = ''
         book.save()
         
@@ -173,6 +191,15 @@ class Book(models.Model):
                 tag.category = category
                 tag.save()
             book_tags.append(tag)
+            
+        book_tag, created = Tag.objects.get_or_create(slug=('l-' + book.slug)[:120])
+        if created:
+            book_tag.name = book.title[:50]
+            book_tag.sort_key = ('l-' + book.slug)[:120]
+            book_tag.category = 'book'
+            book_tag.save()
+        book_tags.append(book_tag)
+        
         book.tags = book_tags
         
         if hasattr(book_info, 'parts'):
@@ -182,7 +209,14 @@ class Book(models.Model):
                 child_book.parent = book
                 child_book.parent_number = n
                 child_book.save()
-        
+
+        book_descendants = list(book.children.all())
+        while len(book_descendants) > 0:
+            child_book = book_descendants.pop(0)
+            for fragment in child_book.fragments.all():
+                fragment.tags = set(list(fragment.tags) + [book_tag])
+            book_descendants += list(child_book.children.all())
+            
         # Save XML and HTML files
         book.xml_file.save('%s.xml' % book.slug, File(file(xml_file)), save=False)
         
@@ -198,7 +232,8 @@ class Book(models.Model):
                 short_text = ''
                 if (len(MarkupString(text)) > 240):
                     short_text = unicode(MarkupString(text)[:160])
-                new_fragment = Fragment(text=text, short_text=short_text, anchor=fragment.id, book=book)
+                new_fragment, created = Fragment.objects.get_or_create(anchor=fragment.id, book=book, 
+                    defaults={'text': text, 'short_text': short_text})
                 
                 try:
                     theme_names = [s.strip() for s in fragment.themes.split(',')]
@@ -214,11 +249,11 @@ class Book(models.Model):
                         tag.save()
                     themes.append(tag)
                 new_fragment.save()
-                new_fragment.tags = list(book.tags) + themes
+                new_fragment.tags = set(list(book.tags) + themes + [book_tag])
                 book_themes += themes
             
             book_themes = set(book_themes)
-            book.tags = list(book.tags) + list(book_themes)
+            book.tags = list(book.tags) + list(book_themes) + book_shelves
         
         book.save()
         return book