def library(request,
page_number=settings.DEFAULT_START_PAGE,
order=settings.DEFAULT_ORDER_FIELD,
dir=settings.DEFAULT_ORDER_DIRECTION):
'''Users's library listing. The page itself should not be cached although
individual items in the library should be cached at the model level.'''
if not dir in settings.VALID_ORDER_DIRECTIONS:
raise Exception("Direction %s was not in our list of known ordering directions" % dir)
if not order in settings.VALID_ORDER_FIELDS:
raise Exception("Field %s was not in our list of known ordering fields" % order)
if dir == 'desc':
order_computed = '-%s' % order
reverse_dir = 'asc'
else:
order_computed = order
reverse_dir = 'desc'
if page_number is None:
page_number = settings.DEFAULT_START_PAGE
user = request.user
form = EpubValidateForm()
paginator = Paginator(EpubArchive.objects.filter(user_archive__user=user).order_by(order_computed).distinct(), settings.DEFAULT_NUM_RESULTS)
try:
page = paginator.page(page_number)
except EmptyPage:
page_number = settings.DEFAULT_START_PAGE
# If we somehow got to an invalid page number, start over
return HttpResponseRedirect(reverse('library-paginate', args=[page_number]))
for d in page.object_list:
if d.orderable_author == '':
# Populate the author field if it was empty before
d.orderable_author = d.safe_author()
d.save()
sysinfo = SystemInfo()
return direct_to_template(request, 'index.html', {'documents':paginator,
'page':page,
'form':form,
'order':order,
'dir':dir,
'total_users':sysinfo.get_total_users(),
'total_books':sysinfo.get_total_books(),
'reverse_dir':reverse_dir,
'order_text': order_fields[order],
'order_direction': _('ascending') if dir == 'asc' else _('descending'),
'order_adverb': _('alphabetically') if order != 'created_time' else _('by date value'),
}
)
