X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/577bb2b84d936d65bf072ef0a6b898db9d6e77ab..49d0b5ac8efa37ef3f03cd31f84a34074ab7c205:/apps/wiki/views.py?ds=inline diff --git a/apps/wiki/views.py b/apps/wiki/views.py index 424de244..05b9031e 100644 --- a/apps/wiki/views.py +++ b/apps/wiki/views.py @@ -1,150 +1,121 @@ +# -*- coding: utf-8 -*- +from datetime import datetime import os -from StringIO import StringIO import logging -logger = logging.getLogger("fnp.wiki") - -from lxml import etree +import urllib +import json from django.conf import settings - -from django.contrib import auth -from django.contrib.auth.models import User -from django.contrib.auth.decorators import login_required -from django.db.models import Count -from django.utils.http import urlquote_plus -from django.views.generic.simple import direct_to_template -from django.views.decorators.http import require_POST, require_GET from django.core.urlresolvers import reverse -from wiki.helpers import (JSONResponse, JSONFormInvalid, JSONServerError, - ajax_require_permission, recursive_groupby, active_tab) -from wiki import helpers from django import http -from django.shortcuts import get_object_or_404, redirect -from django.http import Http404 - -from wiki.models import Book, Chunk, Theme -from wiki import forms -from datetime import datetime -from django.utils.encoding import smart_unicode -from django.utils.translation import ugettext_lazy as _ -from django.utils.decorators import decorator_from_middleware +from django.http import Http404, HttpResponseForbidden from django.middleware.gzip import GZipMiddleware +from django.utils.decorators import decorator_from_middleware +from django.utils.encoding import smart_unicode +from django.utils.formats import localize +from django.utils.translation import ugettext as _ +from django.views.decorators.http import require_POST, require_GET +from django.shortcuts import get_object_or_404, render -import librarian.html -import librarian.text -from wiki import xml_tools -from apiclient import api_call +from catalogue.models import Book, Chunk, Template +import nice_diff +from wiki import forms +from wiki.helpers import JSONResponse, JSONFormInvalid, ajax_require_permission +from wiki.models import Theme # # Quick hack around caching problems, TODO: use ETags # from django.views.decorators.cache import never_cache -import nice_diff -import operator +logger = logging.getLogger("fnp.wiki") MAX_LAST_DOCS = 10 -@active_tab('all') -@never_cache -def document_list(request): - chunks_list = helpers.ChunksList(Chunk.objects.order_by( - 'book__title', 'book', 'number')) - - return direct_to_template(request, 'wiki/document_list.html', extra_context={ - 'books': chunks_list, - #'books': [helpers.BookChunks(b) for b in Book.objects.all().select_related()], - 'last_books': sorted(request.session.get("wiki_last_books", {}).items(), - key=lambda x: x[1]['time'], reverse=True), - }) - - -@active_tab('unassigned') -@never_cache -def unassigned(request): - chunks_list = helpers.ChunksList(Chunk.objects.filter( - user=None).order_by('book__title', 'book__id', 'number')) - - return direct_to_template(request, 'wiki/document_list.html', extra_context={ - 'books': chunks_list, - 'last_books': sorted(request.session.get("wiki_last_books", {}).items(), - key=lambda x: x[1]['time'], reverse=True), - }) - - -@never_cache -def user(request, username=None): - if username is None: - if request.user.is_authenticated(): - user = request.user - else: - raise Http404 - else: - user = get_object_or_404(User, username=username) - - chunks_list = helpers.ChunksList(Chunk.objects.filter( - user=user).order_by('book__title', 'book', 'number')) - - return direct_to_template(request, 'wiki/document_list.html', extra_context={ - 'books': chunks_list, - 'last_books': sorted(request.session.get("wiki_last_books", {}).items(), - key=lambda x: x[1]['time'], reverse=True), - }) -my = login_required(active_tab('my')(user)) - - -@active_tab('users') -def users(request): - return direct_to_template(request, 'wiki/user_list.html', extra_context={ - 'users': User.objects.all().annotate(count=Count('chunk')).order_by( - '-count', 'last_name', 'first_name'), - }) - - -@never_cache -def logout_then_redirect(request): - auth.logout(request) - return http.HttpResponseRedirect(urlquote_plus(request.GET.get('next', '/'), safe='/?=')) +def get_history(chunk): + changes = [] + for change in chunk.history(): + changes.append({ + "version": change.revision, + "description": change.description, + "author": change.author_str(), + "date": localize(change.created_at), + "publishable": _("Publishable") + "\n" if change.publishable else "", + "tag": ',\n'.join(unicode(tag) for tag in change.tags.all()), + "published": ( + _("Published") + ": " + + localize(change.publish_log.order_by('-book_record__timestamp')[0].book_record.timestamp) + if change.publish_log.exists() else ""), + }) + return changes @never_cache -def editor(request, slug, chunk=None, template_name='wiki/document_details.html'): +def editor(request, slug, chunk=None, template_name='wiki/bootstrap.html'): try: chunk = Chunk.get(slug, chunk) except Chunk.MultipleObjectsReturned: - # TODO: choice page raise Http404 except Chunk.DoesNotExist: if chunk is None: try: - book = Book.objects.get(slug=slug) + Book.objects.get(slug=slug) except Book.DoesNotExist: - return http.HttpResponseRedirect(reverse("wiki_create_missing", args=[slug])) + return http.HttpResponseRedirect(reverse("catalogue_create_missing", args=[slug])) + else: + raise Http404 else: raise Http404 + if not chunk.book.accessible(request): + return HttpResponseForbidden("Not authorized.") access_time = datetime.now() last_books = request.session.get("wiki_last_books", {}) last_books[slug, chunk.slug] = { 'time': access_time, 'title': chunk.pretty_name(), - } + } if len(last_books) > MAX_LAST_DOCS: oldest_key = min(last_books, key=lambda x: last_books[x]['time']) del last_books[oldest_key] request.session['wiki_last_books'] = last_books - return direct_to_template(request, template_name, extra_context={ - 'chunk': chunk, + save_form = forms.DocumentTextSaveForm(user=request.user, chunk=chunk, prefix="textsave") + try: + version = int(request.GET.get('version', '')) + except ValueError: + version = None + if version: + text = chunk.at_revision(version).materialize() + else: + text = chunk.materialize() + gallery_dir = os.path.join(settings.MEDIA_ROOT, settings.IMAGE_DIR, chunk.book.gallery) + materials = set(os.listdir(gallery_dir)) if os.path.isdir(gallery_dir) else [] + materials.update([n.rsplit('.', 1)[0] for n in materials]) + return render(request, template_name, { + 'serialized_document_data': json.dumps({ + 'document': text, + 'document_id': chunk.id, + 'title': chunk.book.title, + 'history': get_history(chunk), + 'version': version or chunk.revision(), + 'stage': chunk.stage.name if chunk.stage else None, + 'assignment': chunk.user.username if chunk.user else None + }), + 'serialized_templates': json.dumps([ + {'id': t.id, 'name': t.name, 'content': t.content} for t in Template.objects.filter(is_partial=True) + ]), 'forms': { - "text_save": forms.DocumentTextSaveForm(prefix="textsave"), - "text_revert": forms.DocumentTextRevertForm(prefix="textrevert"), - "add_tag": forms.DocumentTagForm(prefix="addtag"), - "pubmark": forms.DocumentPubmarkForm(prefix="pubmark"), + "text_save": save_form, + "text_revert": forms.DocumentTextRevertForm(prefix="textrevert") }, - 'REDMINE_URL': settings.REDMINE_URL, + 'tags': list(save_form.fields['stage_completed'].choices), + 'can_pubmark': request.user.has_perm('catalogue.can_pubmark'), + 'slug': chunk.book.slug, + 'gallery': chunk.book.gallery, + 'materials': json.dumps(list(materials)), }) @@ -155,6 +126,8 @@ def editor_readonly(request, slug, chunk=None, template_name='wiki/document_deta revision = request.GET['revision'] except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist, KeyError): raise Http404 + if not chunk.book.accessible(request): + return HttpResponseForbidden("Not authorized.") access_time = datetime.now() last_books = request.session.get("wiki_last_books", {}) @@ -168,7 +141,7 @@ def editor_readonly(request, slug, chunk=None, template_name='wiki/document_deta del last_books[oldest_key] request.session['wiki_last_books'] = last_books - return direct_to_template(request, template_name, extra_context={ + return render(request, template_name, { 'chunk': chunk, 'revision': revision, 'readonly': True, @@ -176,189 +149,55 @@ def editor_readonly(request, slug, chunk=None, template_name='wiki/document_deta }) -@active_tab('create') -def create_missing(request, slug=None): - if slug is None: - slug = '' - slug = slug.replace(' ', '-') - - if request.method == "POST": - form = forms.DocumentCreateForm(request.POST, request.FILES) - if form.is_valid(): - - if request.user.is_authenticated(): - creator = request.user - else: - creator = None - book = Book.create(creator=creator, - slug=form.cleaned_data['slug'], - title=form.cleaned_data['title'], - text=form.cleaned_data['text'], - ) - - return http.HttpResponseRedirect(reverse("wiki_editor", args=[book.slug])) - else: - form = forms.DocumentCreateForm(initial={ - "slug": slug, - "title": slug.replace('-', ' ').title(), - }) - - return direct_to_template(request, "wiki/document_create_missing.html", extra_context={ - "slug": slug, - "form": form, - }) - - -@active_tab('upload') -def upload(request): - if request.method == "POST": - form = forms.DocumentsUploadForm(request.POST, request.FILES) - if form.is_valid(): - import slughifi - - if request.user.is_authenticated(): - creator = request.user - else: - creator = None - - zip = form.cleaned_data['zip'] - skipped_list = [] - ok_list = [] - error_list = [] - slugs = {} - existing = [book.slug for book in Book.objects.all()] - for filename in zip.namelist(): - if filename[-1] == '/': - continue - title = os.path.basename(filename)[:-4] - slug = slughifi(title) - if not (slug and filename.endswith('.xml')): - skipped_list.append(filename) - elif slug in slugs: - error_list.append((filename, slug, _('Slug already used for %s' % slugs[slug]))) - elif slug in existing: - error_list.append((filename, slug, _('Slug already used in repository.'))) - else: - try: - zip.read(filename).decode('utf-8') # test read - ok_list.append((filename, slug, title)) - except UnicodeDecodeError: - error_list.append((filename, title, _('File should be UTF-8 encoded.'))) - slugs[slug] = filename - - if not error_list: - for filename, slug, title in ok_list: - Book.create(creator=creator, - slug=slug, - title=title, - text=zip.read(filename).decode('utf-8'), - ) - - return direct_to_template(request, "wiki/document_upload.html", extra_context={ - "form": form, - "ok_list": ok_list, - "skipped_list": skipped_list, - "error_list": error_list, - }) - else: - form = forms.DocumentsUploadForm() - - return direct_to_template(request, "wiki/document_upload.html", extra_context={ - "form": form, - }) - - @never_cache @decorator_from_middleware(GZipMiddleware) -def text(request, slug, chunk=None): - try: - doc = Chunk.get(slug, chunk) - except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist): - raise Http404 +def text(request, chunk_id): + doc = get_object_or_404(Chunk, pk=chunk_id) + if not doc.book.accessible(request): + return HttpResponseForbidden("Not authorized.") if request.method == 'POST': - form = forms.DocumentTextSaveForm(request.POST, prefix="textsave") + form = forms.DocumentTextSaveForm(request.POST, user=request.user, chunk=doc, prefix="textsave") if form.is_valid(): - if request.user.is_authenticated(): - author = request.user - else: - author = None - text = form.cleaned_data['text'] + form.save() parent_revision = form.cleaned_data['parent_revision'] - parent = doc.at_revision(parent_revision) - stage = form.cleaned_data['stage_completed'] - tags = [stage] if stage else [] - doc.commit(author=author, - text=text, - parent=parent, - description=form.cleaned_data['comment'], - tags=tags, - ) revision = doc.revision() return JSONResponse({ 'text': doc.materialize() if parent_revision != revision else None, - 'meta': {}, - 'revision': revision, + 'version': revision, + 'stage': doc.stage.name if doc.stage else None, + 'assignment': doc.user.username if doc.user else None }) else: return JSONFormInvalid(form) else: revision = request.GET.get("revision", None) - + try: revision = int(revision) except (ValueError, TypeError): - revision = None + revision = doc.revision() + + if revision is not None: + text = doc.at_revision(revision).materialize() + else: + text = '' return JSONResponse({ - 'text': doc.at_revision(revision).materialize(), + 'text': text, 'meta': {}, - 'revision': revision if revision else doc.revision(), + 'revision': revision, }) -@never_cache -def book_xml(request, slug): - xml = get_object_or_404(Book, slug=slug).materialize() - - response = http.HttpResponse(xml, content_type='application/xml', mimetype='application/wl+xml') - response['Content-Disposition'] = 'attachment; filename=%s.xml' % slug - return response - - -@never_cache -def book_txt(request, slug): - xml = get_object_or_404(Book, slug=slug).materialize() - output = StringIO() - # errors? - librarian.text.transform(StringIO(xml), output) - text = output.getvalue() - response = http.HttpResponse(text, content_type='text/plain', mimetype='text/plain') - response['Content-Disposition'] = 'attachment; filename=%s.txt' % slug - return response - - -@never_cache -def book_html(request, slug): - xml = get_object_or_404(Book, slug=slug).materialize() - output = StringIO() - # errors? - librarian.html.transform(StringIO(xml), output, parse_dublincore=False, - flags=['full-page']) - html = output.getvalue() - response = http.HttpResponse(html, content_type='text/html', mimetype='text/html') - return response - - @never_cache @require_POST -def revert(request, slug, chunk=None): +def revert(request, chunk_id): form = forms.DocumentTextRevertForm(request.POST, prefix="textrevert") if form.is_valid(): - try: - doc = Chunk.get(slug, chunk) - except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist): - raise Http404 + doc = get_object_or_404(Chunk, pk=chunk_id) + if not doc.book.accessible(request): + return HttpResponseForbidden("Not authorized.") revision = form.cleaned_data['revision'] @@ -371,13 +210,12 @@ def revert(request, slug, chunk=None): author = None before = doc.revision() - logger.info("Reverting %s to %s", slug, revision) + logger.info("Reverting %s to %s", chunk_id, revision) doc.at_revision(revision).revert(author=author, description=comment) return JSONResponse({ - 'text': doc.materialize() if before != doc.revision() else None, - 'meta': {}, - 'revision': doc.revision(), + 'document': doc.materialize() if before != doc.revision() else None, + 'version': doc.revision(), }) else: return JSONFormInvalid(form) @@ -388,22 +226,26 @@ def gallery(request, directory): try: base_url = ''.join(( smart_unicode(settings.MEDIA_URL), - smart_unicode(settings.FILEBROWSER_DIRECTORY), + smart_unicode(settings.IMAGE_DIR), smart_unicode(directory))) base_dir = os.path.join( smart_unicode(settings.MEDIA_ROOT), - smart_unicode(settings.FILEBROWSER_DIRECTORY), + smart_unicode(settings.IMAGE_DIR), smart_unicode(directory)) def map_to_url(filename): - return "%s/%s" % (base_url, smart_unicode(filename)) + return urllib.quote("%s/%s" % (base_url, smart_unicode(filename))) def is_image(filename): - return os.path.splitext(f)[1].lower() in (u'.jpg', u'.jpeg', u'.png') + return os.path.splitext(filename)[1].lower() in (u'.jpg', u'.jpeg', u'.png') images = [map_to_url(f) for f in map(smart_unicode, os.listdir(base_dir)) if is_image(f)] images.sort() + + if not request.user.is_authenticated(): + return HttpResponseForbidden("Not authorized.") + return JSONResponse(images) except (IndexError, OSError): logger.exception("Unable to fetch gallery") @@ -411,7 +253,7 @@ def gallery(request, directory): @never_cache -def diff(request, slug, chunk=None): +def diff(request, chunk_id): revA = int(request.GET.get('from', 0)) revB = int(request.GET.get('to', 0)) @@ -421,256 +263,52 @@ def diff(request, slug, chunk=None): if revB == 0: revB = None - try: - doc = Chunk.get(slug, chunk) - except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist): - raise Http404 - docA = doc.at_revision(revA).materialize() + doc = get_object_or_404(Chunk, pk=chunk_id) + if not doc.book.accessible(request): + return HttpResponseForbidden("Not authorized.") + + # allow diff from the beginning + if revA: + docA = doc.at_revision(revA).materialize() + else: + docA = "" docB = doc.at_revision(revB).materialize() - return http.HttpResponse(nice_diff.html_diff_table(docA.splitlines(), - docB.splitlines(), context=3)) + return http.HttpResponse(nice_diff.html_diff_table(docA.splitlines(), docB.splitlines(), context=3)) @never_cache -def revision(request, slug, chunk=None): - try: - doc = Chunk.get(slug, chunk) - except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist): - raise Http404 +def revision(request, chunk_id): + doc = get_object_or_404(Chunk, pk=chunk_id) + if not doc.book.accessible(request): + return HttpResponseForbidden("Not authorized.") return http.HttpResponse(str(doc.revision())) @never_cache -def history(request, slug, chunk=None): +def history(request, chunk_id): # TODO: pagination - try: - doc = Chunk.get(slug, chunk) - except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist): - raise Http404 - - changes = [] - for change in doc.history().order_by('-created_at'): - changes.append({ - "version": change.revision, - "description": change.description, - "author": change.author_str(), - "date": change.created_at, - "publishable": "Publishable\n" if change.publishable else "", - "tag": ',\n'.join(unicode(tag) for tag in change.tags.all()), - }) - return JSONResponse(changes) - - -def book(request, slug): - book = get_object_or_404(Book, slug=slug) - - # TODO: most of this should go somewhere else - - # do we need some automation? - first_master = None - chunks = [] - need_fixing = False - choose_master = False - - length = len(book) - for i, chunk in enumerate(book): - chunk_dict = { - "chunk": chunk, - "fix": [], - "grade": "" - } - graded = xml_tools.GradedText(chunk.materialize()) - if graded.is_wl(): - master = graded.master() - if first_master is None: - first_master = master - elif master != first_master: - chunk_dict['fix'].append('bad-master') - - if i > 0 and not graded.has_trim_begin(): - chunk_dict['fix'].append('trim-begin') - if i < length - 1 and not graded.has_trim_end(): - chunk_dict['fix'].append('trim-end') - - if chunk_dict['fix']: - chunk_dict['grade'] = 'wl-fix' - else: - chunk_dict['grade'] = 'wl' - - elif graded.is_broken_wl(): - chunk_dict['grade'] = 'wl-broken' - elif graded.is_xml(): - chunk_dict['grade'] = 'xml' - else: - chunk_dict['grade'] = 'plain' - chunk_dict['fix'].append('wl') - choose_master = True - - if chunk_dict['fix']: - need_fixing = True - chunks.append(chunk_dict) - - if first_master or not need_fixing: - choose_master = False - - if request.method == "POST": - form = forms.ChooseMasterForm(request.POST) - if not choose_master or form.is_valid(): - if choose_master: - first_master = form.cleaned_data['master'] - - # do the actual fixing - for c in chunks: - if not c['fix']: - continue - - text = c['chunk'].materialize() - for fix in c['fix']: - if fix == 'bad-master': - text = xml_tools.change_master(text, first_master) - elif fix == 'trim-begin': - text = xml_tools.add_trim_begin(text) - elif fix == 'trim-end': - text = xml_tools.add_trim_end(text) - elif fix == 'wl': - text = xml_tools.basic_structure(text, first_master) - author = request.user if request.user.is_authenticated() else None - description = "auto-fix: " + ", ".join(c['fix']) - c['chunk'].commit(text=text, author=author, - description=description) - - return http.HttpResponseRedirect(book.get_absolute_url()) - elif choose_master: - form = forms.ChooseMasterForm() - else: - form = None - - return direct_to_template(request, "wiki/book_detail.html", extra_context={ - "book": book, - "chunks": chunks, - "need_fixing": need_fixing, - "choose_master": choose_master, - "first_master": first_master, - "form": form, - }) - - -def chunk_add(request, slug, chunk): - try: - doc = Chunk.get(slug, chunk) - except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist): - raise Http404 - - if request.method == "POST": - form = forms.ChunkAddForm(request.POST, instance=doc) - if form.is_valid(): - if request.user.is_authenticated(): - creator = request.user - else: - creator = None - doc.split(creator=creator, - slug=form.cleaned_data['slug'], - comment=form.cleaned_data['comment'], - ) + doc = get_object_or_404(Chunk, pk=chunk_id) + if not doc.book.accessible(request): + return HttpResponseForbidden("Not authorized.") - return http.HttpResponseRedirect(doc.book.get_absolute_url()) - else: - form = forms.ChunkAddForm(initial={ - "slug": str(doc.number + 1), - "comment": "cz. %d" % (doc.number + 1, ), - }) - - return direct_to_template(request, "wiki/chunk_add.html", extra_context={ - "chunk": doc, - "form": form, - }) - - -def chunk_edit(request, slug, chunk): - try: - doc = Chunk.get(slug, chunk) - except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist): - raise Http404 - if request.method == "POST": - form = forms.ChunkForm(request.POST, instance=doc) - if form.is_valid(): - form.save() - return http.HttpResponseRedirect(doc.book.get_absolute_url()) - else: - form = forms.ChunkForm(instance=doc) - return direct_to_template(request, "wiki/chunk_edit.html", extra_context={ - "chunk": doc, - "form": form, - }) - - -def book_append(request, slug): - book = get_object_or_404(Book, slug=slug) - if request.method == "POST": - form = forms.BookAppendForm(request.POST) - if form.is_valid(): - append_to = form.cleaned_data['append_to'] - append_to.append(book) - return http.HttpResponseRedirect(append_to.get_absolute_url()) - else: - form = forms.BookAppendForm() - return direct_to_template(request, "wiki/book_append_to.html", extra_context={ - "book": book, - "form": form, - }) - - -def book_edit(request, slug): - book = get_object_or_404(Book, slug=slug) - if request.method == "POST": - form = forms.BookForm(request.POST, instance=book) - if form.is_valid(): - form.save() - return http.HttpResponseRedirect(book.get_absolute_url()) - else: - form = forms.BookForm(instance=book) - return direct_to_template(request, "wiki/book_edit.html", extra_context={ - "book": book, - "form": form, - }) - - -@require_POST -@ajax_require_permission('wiki.can_change_tags') -def add_tag(request, slug, chunk=None): - form = forms.DocumentTagForm(request.POST, prefix="addtag") - if form.is_valid(): - try: - doc = Chunk.get(slug, chunk) - except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist): - raise Http404 - - tag = form.cleaned_data['tag'] - revision = form.cleaned_data['revision'] - doc.at_revision(revision).tags.add(tag) - return JSONResponse({"message": _("Tag added")}) - else: - return JSONFormInvalid(form) + return JSONResponse(get_history(doc)) @require_POST -@ajax_require_permission('wiki.can_pubmark') -def pubmark(request, slug, chunk=None): +@ajax_require_permission('catalogue.can_pubmark') +def pubmark(request, chunk_id): form = forms.DocumentPubmarkForm(request.POST, prefix="pubmark") if form.is_valid(): - try: - doc = Chunk.get(slug, chunk) - except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist): - raise Http404 + doc = get_object_or_404(Chunk, pk=chunk_id) + if not doc.book.accessible(request): + return HttpResponseForbidden("Not authorized.") revision = form.cleaned_data['revision'] publishable = form.cleaned_data['publishable'] change = doc.at_revision(revision) - print publishable, change.publishable if publishable != change.publishable: - change.publishable = publishable - change.save() + change.set_publishable(publishable) return JSONResponse({"message": _("Revision marked")}) else: return JSONResponse({"message": _("Nothing changed")}) @@ -678,20 +316,6 @@ def pubmark(request, slug, chunk=None): return JSONFormInvalid(form) -@require_POST -@login_required -def publish(request, slug): - book = get_object_or_404(Book, slug=slug) - try: - ret = api_call(request.user, "books", {"book_xml": book.materialize()}) - except BaseException, e: - return http.HttpResponse(e) - else: - book.last_published = datetime.now() - book.save() - return http.HttpResponseRedirect(book.get_absolute_url()) - - def themes(request): prefix = request.GET.get('q', '') return http.HttpResponse('\n'.join([str(t) for t in Theme.objects.filter(name__istartswith=prefix)]))