import sys
import pprint
import traceback
+import re
from django.conf import settings
from django.template import RequestContext
from django.utils import simplejson
from django.utils.functional import Promise
from django.utils.encoding import force_unicode
+from django.utils.http import urlquote_plus
from django.views.decorators import cache
+from django.utils.translation import ugettext as _
from catalogue import models
from catalogue import forms
if len([tag for tag in tags if tag.category == 'book']):
raise Http404
- model = models.Book
- shelf = [tag for tag in tags if tag.category == 'set']
- shelf_is_set = (len(tags) == 1 and tags[0].category == 'set')
- theme_is_set = len([tag for tag in tags if tag.category == 'theme']) > 0
+ theme_is_set = [tag for tag in tags if tag.category == 'theme']
+ shelf_is_set = len(tags) == 1 and tags[0].category == 'set'
+ my_shelf_is_set = shelf_is_set and request.user.is_authenticated() and request.user == shelf[0].user
+
+ objects = only_author = pd_counter = categories = None
+
if theme_is_set:
- model = models.Fragment
- only_author = len(tags) == 1 and tags[0].category == 'author'
- pd_counter = only_author and tags[0].goes_to_pd()
-
- user_is_owner = (len(shelf) and request.user.is_authenticated() and request.user == shelf[0].user)
+ shelf_tags = [tag for tag in tags if tag.category == 'set']
+ fragment_tags = [tag for tag in tags if tag.category != 'set']
+ fragments = models.Fragment.tagged.with_all(fragment_tags)
+
+ if shelf_tags:
+ books = models.Book.tagged.with_all(shelf_tags)
+ l_tags = [models.Tag.objects.get(slug = 'l-' + book.slug) for book in books]
+ fragments = (fragment for fragment in models.Fragment.tagged.with_any(l_tags) if fragment in fragments)
+
+ fragment_keys = (fragment.pk for fragment in fragments)
+ if fragment_keys:
+ related_tags = models.Fragment.tags.usage(counts=True,
+ filters={'pk__in': fragment_keys},
+ extra={'where': ["catalogue_tag.category != 'book'"]})
+ related_tags = (tag for tag in related_tags if tag not in fragment_tags)
+ categories = split_tags(related_tags)
+
+ objects = fragments
+ else:
+ books = models.Book.tagged.with_all(tags)
+ l_tags = [models.Tag.objects.get(slug = 'l-' + book.slug) for book in books]
+ book_keys = [book.pk for book in books]
+ if book_keys:
+ related_tags = models.Book.tags.usage(counts=True,
+ filters={'pk__in': book_keys},
+ extra={'where': ["catalogue_tag.category NOT IN ('set', 'book', 'theme')"]})
+ categories = split_tags(related_tags)
- extra_where = "catalogue_tag.category NOT IN ('set', 'book')"
- related_tags = models.Tag.objects.related_for_model(tags, model, counts=True, extra={'where': [extra_where]})
- categories = split_tags(related_tags)
-
- if not (theme_is_set or shelf_is_set):
- model=models.Book.objects.filter(parent=None)
+ fragment_keys = [fragment.pk for fragment in models.Fragment.tagged.with_any(l_tags)]
+ if fragment_keys:
+ categories['theme'] = models.Fragment.tags.usage(counts=True,
+ filters={'pk__in': fragment_keys},
+ extra={'where': ["catalogue_tag.category = 'theme'"]})
+
+ books = books.exclude(parent__in = book_keys)
+ objects = books
+
+ if not objects:
+ only_author = len(tags) == 1 and tags[0].category == 'author'
+ pd_counter = only_author and tags[0].goes_to_pd()
+ objects = models.Book.objects.none()
return newtagging_views.tagged_object_list(
request,
tag_model=models.Tag,
- queryset_or_model=model,
+ queryset_or_model=objects,
tags=tags,
template_name='catalogue/tagged_object_list.html',
extra_context = {
'shelf_is_set': shelf_is_set,
'only_author': only_author,
'pd_counter': pd_counter,
- 'user_is_owner': user_is_owner,
+ 'user_is_owner': my_shelf_is_set,
'formats_form': forms.DownloadFormatsForm(),
},
)
# ==========
# = Search =
# ==========
+
+def _no_diacritics_regexp(query):
+ """ returns a regexp for searching for a query without diacritics
+
+ should be locale-aware """
+ names = {'a':u'ą', 'c':u'ć', 'e':u'ę', 'l': u'ł', 'n':u'ń', 'o':u'ó', 's':u'ś', 'z':u'ź|ż'}
+ def repl(m):
+ l = m.group()
+ return "(%s|%s)" % (l, names[l])
+ return re.sub('[%s]'%(''.join(names.keys())), repl, query)
+
def _word_starts_with(name, prefix):
"""returns a Q object getting models having `name` contain a word
starting with `prefix`
"""
kwargs = {}
if settings.DATABASE_ENGINE in ('mysql', 'postgresql_psycopg2', 'postgresql'):
- # we must escape `prefix` so that it only matches literally
- for special in r'\^$.*+?|(){}[]':
- prefix = prefix.replace(special, '\\' + special)
-
+ prefix = _no_diacritics_regexp(re.escape(prefix))
# we could use a [[:<:]] (word start),
# but we want both `xy` and `(xy` to catch `(xyz)`
kwargs['%s__iregex' % name] = u"(^|[^[:alpha:]])%s" % prefix
return list(books) + list(tags) + list(book_stubs)
+
+def _get_result_link(match, tag_list):
+ if isinstance(match, models.Book) or isinstance(match, models.BookStub):
+ return match.get_absolute_url()
+ else:
+ return reverse('catalogue.views.tagged_object_list',
+ kwargs={'tags': '/'.join(tag.slug for tag in tag_list + [match])}
+ )
+
+def _get_result_type(match):
+ if isinstance(match, models.Book) or isinstance(match, models.BookStub):
+ type = 'book'
+ else:
+ type = match.category
+ return dict(models.TAG_CATEGORIES)[type]
+
+
+
def search(request):
tags = request.GET.get('tags', '')
prefix = request.GET.get('q', '')
# Prefix must have at least 2 characters
if len(prefix) < 2:
- return HttpResponseRedirect(reverse('catalogue.views.search_no_hits',
- kwargs={'tags': '/'.join(tag.slug for tag in tag_list)}
- ))
+ return render_to_response('catalogue/search_too_short.html', {'tags':tag_list, 'prefix':prefix},
+ context_instance=RequestContext(request))
result = _tags_exact_matches(prefix, request.user)
- if (not result):
+
+ if len(result) > 1:
+ # multiple exact matches
+ return render_to_response('catalogue/search_multiple_hits.html',
+ {'tags':tag_list, 'prefix':prefix, 'results':((x, _get_result_link(x, tag_list), _get_result_type(x)) for x in result)},
+ context_instance=RequestContext(request))
+
+ if not result:
+ # no exact matches
result = _tags_starting_with(prefix, request.user)
- if len(result) > 0:
- tag = result[0]
- if isinstance(tag, models.Book) or isinstance(tag, models.BookStub):
- return HttpResponseRedirect(tag.get_absolute_url())
- else:
- tag_list.append(tag)
-
- return HttpResponseRedirect(reverse('catalogue.views.tagged_object_list',
- kwargs={'tags': '/'.join(tag.slug for tag in tag_list)}
- ))
+ if result:
+ return HttpResponseRedirect(_get_result_link(result[0], tag_list))
else:
- return HttpResponseRedirect(reverse('catalogue.views.search_no_hits',
- kwargs={'tags': '/'.join(tag.slug for tag in tag_list)}
- ))
-
-
-def search_no_hits(request, tags):
- try:
- tag_list = models.Tag.get_tag_list(tags)
- except:
- tag_list = []
-
- return render_to_response('catalogue/search_no_hits.html', {'tags':tag_list},
- context_instance=RequestContext(request))
+ return render_to_response('catalogue/search_no_hits.html', {'tags':tag_list, 'prefix':prefix},
+ context_instance=RequestContext(request))
def tags_starting_with(request):
book_sets = book.tags.filter(category='set', user=request.user)
if not request.user.is_authenticated():
- return HttpResponse('<p>Aby zarządzać swoimi półkami, musisz się zalogować.</p>')
+ return HttpResponse(_('<p>To maintain your shelves you need to be logged in.</p>'))
if request.method == 'POST':
form = forms.ObjectSetsForm(book, request.user, request.POST)
book.tags = new_shelves + list(book.tags.filter(~Q(category='set') | ~Q(user=request.user)))
if request.is_ajax():
- return HttpResponse('<p>Półki zostały zapisane.</p>')
+ return HttpResponse(_('<p>Shelves were sucessfully saved.</p>'))
else:
return HttpResponseRedirect('/')
else:
shelf.book_count -= 1
shelf.save()
- return HttpResponse('Usunięto')
+ return HttpResponse(_('Book was successfully removed from the shelf'))
else:
- return HttpResponse('Książki nie ma na półce')
+ return HttpResponse(_('This book is not on the shelf'))
def collect_books(books):
formats = ['pdf', 'odt', 'txt', 'mp3', 'ogg']
# Create a ZIP archive
- temp = temp = tempfile.TemporaryFile()
+ temp = tempfile.TemporaryFile()
archive = zipfile.ZipFile(temp, 'w')
for book in collect_books(models.Book.tagged.with_all(shelf)):
new_set = new_set_form.save(request.user)
if request.is_ajax():
- return HttpResponse(u'<p>Półka <strong>%s</strong> została utworzona</p>' % new_set)
+ return HttpResponse(_('<p>Shelf <strong>%s</strong> was successfully created</p>') % new_set)
else:
return HttpResponseRedirect('/')
user_set.delete()
if request.is_ajax():
- return HttpResponse(u'<p>Półka <strong>%s</strong> została usunięta</p>' % user_set.name)
+ return HttpResponse(_('<p>Shelf <strong>%s</strong> was successfully removed</p>') % user_set.name)
else:
return HttpResponseRedirect('/')
@cache.never_cache
def logout_then_redirect(request):
auth.logout(request)
- return HttpResponseRedirect(request.GET.get('next', '/'))
+ return HttpResponseRedirect(urlquote_plus(request.GET.get('next', '/'), safe='/?='))
info = sys.exc_info()
exception = pprint.pformat(info[1])
tb = '\n'.join(traceback.format_tb(info[2]))
- return HttpResponse("An error occurred: %s\n\n%s" % (exception, tb), mimetype='text/plain')
- return HttpResponse("Book imported successfully")
+ _('Today is %(month)s, %(day)s.') % {'month': m, 'day': d}
+ return HttpResponse(_("An error occurred: %(exception)s\n\n%(tb)s") % {'exception':exception, 'tb':tb}, mimetype='text/plain')
+ return HttpResponse(_("Book imported successfully"))
else:
- return HttpResponse("Error importing file: %r" % book_import_form.errors)
+ return HttpResponse(_("Error importing file: %r") % book_import_form.errors)
fnp / wolnelektury.git / blobdiff