Many files to book - improvements

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

diff --git a/apps/catalogue/views.py b/apps/catalogue/views.py
index 5be5122..227f402 100644 (file)
--- a/apps/catalogue/views.py
+++ b/apps/catalogue/views.py
@@ -4,12 +4,14 @@
 #
 import tempfile
 import zipfile
+import tarfile
 import sys
 import pprint
 import traceback
 import re
 import itertools
 from operator import itemgetter
+from datetime import datetime
 
 from django.conf import settings
 from django.template import RequestContext
@@ -29,11 +31,12 @@ from django.utils.http import urlquote_plus
 from django.views.decorators import cache
 from django.utils.translation import ugettext as _
 from django.views.generic.list_detail import object_list
-
+from django.template.defaultfilters import slugify
 from catalogue import models
 from catalogue import forms
 from catalogue.utils import split_tags
 from newtagging import views as newtagging_views
+from slughifi import slughifi
 
 
 staff_required = user_passes_test(lambda user: user.is_staff)
@@ -80,7 +83,7 @@ def book_list(request, filter=None, template_name='catalogue/book_list.html'):
     books_by_parent = {}
     books = models.Book.objects.all().order_by('parent_number', 'title').only('title', 'parent', 'slug')
     if filter:
-        books = books.filter(filter)
+        books = books.filter(filter).distinct()
         book_ids = set((book.pk for book in books))
         for book in books:
             parent = book.parent_id
@@ -114,12 +117,12 @@ def book_list(request, filter=None, template_name='catalogue/book_list.html'):
 
 
 def audiobook_list(request):
-    return book_list(request, ~Q(mp3_file='') | ~Q(ogg_file=''),
+    return book_list(request, Q(medias__type='mp3') | Q(medias__type='ogg'),
                      template_name='catalogue/audiobook_list.html')
 
 
 def daisy_list(request):
-    return book_list(request, ~Q(daisy_file=''),
+    return book_list(request, Q(medias__type='daisy'),
                      template_name='catalogue/daisy_list.html')
 
 
@@ -571,25 +574,29 @@ def download_shelf(request, slug):
             filename = book.root_ancestor.epub_file.path
             archive.write(filename, str('%s.epub' % book.root_ancestor.slug))
             already.add(book.root_ancestor)
-        if 'odt' in formats and book.odt_file:
-            filename = book.odt_file.path
-            archive.write(filename, str('%s.odt' % book.slug))
+        if 'odt' in formats and book.has_media("odt"):
+            for file in book.get_media("odt"):
+                filename = file.file.path
+                archive.write(filename, str('%s.odt' % slugify(file.name)))
         if 'txt' in formats and book.txt_file:
             filename = book.txt_file.path
             archive.write(filename, str('%s.txt' % book.slug))
-        if 'mp3' in formats and book.mp3_file:
-            filename = book.mp3_file.path
-            archive.write(filename, str('%s.mp3' % book.slug))
-        if 'ogg' in formats and book.ogg_file:
-            filename = book.ogg_file.path
-            archive.write(filename, str('%s.ogg' % book.slug))
-        if 'daisy' in formats and book.daisy_file:
-            filename = book.daisy_file.path
-            archive.write(filename, str('%s.daisy.zip' % book.slug))
+        if 'mp3' in formats and book.has_media("mp3"):
+            for file in book.get_media("mp3"):
+                filename = file.file.path
+                archive.write(filename, str('%s.mp3' % slugify(file.name)))
+        if 'ogg' in formats and book.has_media("ogg"):
+            for file in book.get_media("ogg"):
+                filename = file.file.path
+                archive.write(filename, str('%s.ogg' % slugify(file.name)))
+        if 'daisy' in formats and book.has_media("daisy"):
+            for file in book.get_media("daisy"):
+                filename = file.file.path
+                archive.write(filename, str('%s.daisy' % slugify(file.name)))                                
     archive.close()
 
     response = HttpResponse(content_type='application/zip', mimetype='application/x-zip-compressed')
-    response['Content-Disposition'] = 'attachment; filename=%s.zip' % shelf.sort_key
+    response['Content-Disposition'] = 'attachment; filename=%s.zip' % slughifi(shelf.name)
     response['Content-Length'] = temp.tell()
 
     temp.seek(0)
@@ -719,5 +726,47 @@ def clock(request):
     """ Provides server time for jquery.countdown,
     in a format suitable for Date.parse()
     """
-    from datetime import datetime
     return HttpResponse(datetime.now().strftime('%Y/%m/%d %H:%M:%S'))
+
+
+@cache.never_cache
+def xmls(request):
+    """"
+    Create a zip archive with all XML files.
+    """
+    temp = tempfile.TemporaryFile()
+    archive = zipfile.ZipFile(temp, 'w')
+
+    for book in models.Book.objects.all():
+        archive.write(book.xml_file.path, str('%s.xml' % book.slug))
+    archive.close()
+
+    response = HttpResponse(content_type='application/zip', mimetype='application/x-zip-compressed')
+    response['Content-Disposition'] = 'attachment; filename=xmls.zip'
+    response['Content-Length'] = temp.tell()
+
+    temp.seek(0)
+    response.write(temp.read())
+    return response
+
+
+@cache.never_cache
+def epubs(request):
+    """"
+    Create a tar archive with all EPUB files, segregated to directories.
+    """
+
+    temp = tempfile.TemporaryFile()
+    archive = tarfile.TarFile(fileobj=temp, mode='w')
+
+    for book in models.Book.objects.exclude(epub_file=''):
+        archive.add(book.epub_file.path, (u'%s/%s.epub' % (book.get_extra_info_value()['author'], book.slug)).encode('utf-8'))
+    archive.close()
+
+    response = HttpResponse(content_type='application/tar', mimetype='application/x-tar')
+    response['Content-Disposition'] = 'attachment; filename=epubs.tar'
+    response['Content-Length'] = temp.tell()
+
+    temp.seek(0)
+    response.write(temp.read())
+    return response