import os
+from StringIO import StringIO
+import logging
+logger = logging.getLogger("fnp.wiki")
+
+from lxml import etree
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
+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
+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 getstorage, DocumentNotFound
-from wiki.forms import DocumentTextSaveForm, DocumentTagForm, DocumentCreateForm
+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.middleware.gzip import GZipMiddleware
-import wlapi
+import librarian.html
+import librarian.text
+from wiki import xml_tools
+from apiclient import api_call
#
# Quick hack around caching problems, TODO: use ETags
#
from django.views.decorators.cache import never_cache
-import logging
-logger = logging.getLogger("fnp.peanut.api")
-
import nice_diff
import operator
MAX_LAST_DOCS = 10
+@active_tab('all')
@never_cache
-def document_list(request, template_name='wiki/document_list.html'):
- # TODO: find a way to cache "Storage All"
- return direct_to_template(request, template_name, extra_context={
- 'document_list': getstorage().all(),
- 'last_docs': sorted(request.session.get("wiki_last_docs", {}).items(),
- key=operator.itemgetter(1), reverse=True),
+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 document_detail(request, name, template_name='wiki/document_details.html'):
+def logout_then_redirect(request):
+ auth.logout(request)
+ return http.HttpResponseRedirect(urlquote_plus(request.GET.get('next', '/'), safe='/?='))
+
+@never_cache
+def editor(request, slug, chunk=None, template_name='wiki/document_details.html'):
try:
- document = getstorage().get(name)
- except DocumentNotFound:
- return http.HttpResponseRedirect(reverse("wiki_create_missing", args=[name]))
+ 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)
+ except Book.DoesNotExist:
+ return http.HttpResponseRedirect(reverse("wiki_create_missing", args=[slug]))
+ else:
+ raise Http404
access_time = datetime.now()
- last_documents = request.session.get("wiki_last_docs", {})
- last_documents[name] = access_time
+ last_books = request.session.get("wiki_last_books", {})
+ last_books[slug, chunk.slug] = {
+ 'time': access_time,
+ 'title': chunk.pretty_name(),
+ }
- if len(last_documents) > MAX_LAST_DOCS:
- oldest_key = min(last_documents, key=last_documents.__getitem__)
- del last_documents[oldest_key]
- request.session['wiki_last_docs'] = last_documents
+ 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={
- 'document': document,
- 'document_name': document.name,
- 'document_info': document.info,
- 'document_meta': document.meta,
+ 'chunk': chunk,
'forms': {
- "text_save": DocumentTextSaveForm(prefix="textsave"),
- "add_tag": DocumentTagForm(prefix="addtag")
+ "text_save": forms.DocumentTextSaveForm(prefix="textsave"),
+ "text_revert": forms.DocumentTextRevertForm(prefix="textrevert"),
+ "add_tag": forms.DocumentTagForm(prefix="addtag"),
+ "pubmark": forms.DocumentPubmarkForm(prefix="pubmark"),
},
+ 'REDMINE_URL': settings.REDMINE_URL,
})
-def document_create_missing(request, name):
- storage = getstorage()
+@require_GET
+def editor_readonly(request, slug, chunk=None, template_name='wiki/document_details_readonly.html'):
+ try:
+ chunk = Chunk.get(slug, chunk)
+ revision = request.GET['revision']
+ except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist, KeyError):
+ raise Http404
+
+ access_time = datetime.now()
+ last_books = request.session.get("wiki_last_books", {})
+ last_books[slug, chunk.slug] = {
+ 'time': access_time,
+ 'title': chunk.book.title,
+ }
+
+ 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,
+ 'revision': revision,
+ 'readonly': True,
+ 'REDMINE_URL': settings.REDMINE_URL,
+ })
+
+
+@active_tab('create')
+def create_missing(request, slug=None):
+ if slug is None:
+ slug = ''
+ slug = slug.replace(' ', '-')
if request.method == "POST":
- form = DocumentCreateForm(request.POST, request.FILES)
+ form = forms.DocumentCreateForm(request.POST, request.FILES)
if form.is_valid():
- doc = storage.create_document(
- id=form.cleaned_data['id'],
+
+ 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_details", args=[doc.name]))
+ return http.HttpResponseRedirect(reverse("wiki_editor", args=[book.slug]))
else:
- form = DocumentCreateForm(initial={
- "id": name.replace(" ", "_"),
- "title": name.title(),
+ form = forms.DocumentCreateForm(initial={
+ "slug": slug,
+ "title": slug.replace('-', ' ').title(),
})
return direct_to_template(request, "wiki/document_create_missing.html", extra_context={
- "document_name": name,
+ "slug": slug,
"form": form,
})
-@never_cache
-def document_text(request, name):
- storage = getstorage()
-
- if request.method == 'POST':
- form = DocumentTextSaveForm(request.POST, prefix="textsave")
-
+@active_tab('upload')
+def upload(request):
+ if request.method == "POST":
+ form = forms.DocumentsUploadForm(request.POST, request.FILES)
if form.is_valid():
- revision = form.cleaned_data['parent_revision']
+ 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()
- document = storage.get_or_404(name, revision)
- document.text = form.cleaned_data['text']
+ return direct_to_template(request, "wiki/document_upload.html", extra_context={
+ "form": form,
+ })
- storage.put(document,
- author=form.cleaned_data['author'] or request.user.username,
- comment=form.cleaned_data['comment'],
- parent=revision,
- )
- document = storage.get(name)
+@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
+ if request.method == 'POST':
+ form = forms.DocumentTextSaveForm(request.POST, prefix="textsave")
+ if form.is_valid():
+ if request.user.is_authenticated():
+ author = request.user
+ else:
+ author = None
+ text = form.cleaned_data['text']
+ 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': document.plain_text if revision != document.revision else None,
- 'meta': document.meta(),
- 'revision': document.revision,
+ 'text': doc.materialize() if parent_revision != revision else None,
+ 'meta': {},
+ 'revision': revision,
})
else:
return JSONFormInvalid(form)
else:
revision = request.GET.get("revision", None)
+
+ try:
+ revision = int(revision)
+ except (ValueError, TypeError):
+ revision = None
+
+ return JSONResponse({
+ 'text': doc.at_revision(revision).materialize(),
+ 'meta': {},
+ 'revision': revision if revision else doc.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):
+ form = forms.DocumentTextRevertForm(request.POST, prefix="textrevert")
+ if form.is_valid():
try:
- try:
- revision = revision and int(revision)
- logger.info("Fetching %s", revision)
- document = storage.get(name, revision)
- except ValueError:
- # treat as a tag
- logger.info("Fetching tag %s", revision)
- document = storage.get_by_tag(name, revision)
- except DocumentNotFound:
- raise http.Http404
+ doc = Chunk.get(slug, chunk)
+ except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist):
+ raise Http404
+
+ revision = form.cleaned_data['revision']
+
+ comment = form.cleaned_data['comment']
+ comment += "\n#revert to %s" % revision
+
+ if request.user.is_authenticated():
+ author = request.user
+ else:
+ author = None
+
+ before = doc.revision()
+ logger.info("Reverting %s to %s", slug, revision)
+ doc.at_revision(revision).revert(author=author, description=comment)
return JSONResponse({
- 'text': document.plain_text,
- 'meta': document.meta(),
- 'revision': document.revision,
+ 'text': doc.materialize() if before != doc.revision() else None,
+ 'meta': {},
+ 'revision': doc.revision(),
})
+ else:
+ return JSONFormInvalid(form)
@never_cache
-def document_gallery(request, directory):
+def gallery(request, directory):
try:
base_url = ''.join((
smart_unicode(settings.MEDIA_URL),
images = [map_to_url(f) for f in map(smart_unicode, os.listdir(base_dir)) if is_image(f)]
images.sort()
return JSONResponse(images)
- except (IndexError, OSError) as e:
+ except (IndexError, OSError):
logger.exception("Unable to fetch gallery")
raise http.Http404
@never_cache
-def document_diff(request, name):
- storage = getstorage()
-
+def diff(request, slug, chunk=None):
revA = int(request.GET.get('from', 0))
revB = int(request.GET.get('to', 0))
if revB == 0:
revB = None
- docA = storage.get_or_404(name, int(revA))
- docB = storage.get_or_404(name, int(revB))
+ try:
+ doc = Chunk.get(slug, chunk)
+ except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist):
+ raise Http404
+ docA = doc.at_revision(revA).materialize()
+ docB = doc.at_revision(revB).materialize()
- return http.HttpResponse(nice_diff.html_diff_table(docA.plain_text.splitlines(),
- docB.plain_text.splitlines(), context=3))
+ return http.HttpResponse(nice_diff.html_diff_table(docA.splitlines(),
+ docB.splitlines(), context=3))
@never_cache
-def document_history(request, name):
- storage = getstorage()
+def revision(request, slug, chunk=None):
+ try:
+ doc = Chunk.get(slug, chunk)
+ except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist):
+ raise Http404
+ return http.HttpResponse(str(doc.revision()))
+
+@never_cache
+def history(request, slug, chunk=None):
# TODO: pagination
- changesets = list(storage.history(name))
+ 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'],
+ )
+
+ 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,
+ })
+
- return JSONResponse(changesets)
+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 document_add_tag(request, name):
- storage = getstorage()
-
- form = DocumentTagForm(request.POST, prefix="addtag")
+def add_tag(request, slug, chunk=None):
+ form = forms.DocumentTagForm(request.POST, prefix="addtag")
if form.is_valid():
- doc = storage.get_or_404(form.cleaned_data['id'])
- doc.add_tag(tag=form.cleaned_data['tag'],
- revision=form.cleaned_data['revision'],
- author=request.user.username)
+ 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)
@require_POST
-@ajax_require_permission('wiki.can_publish')
-def document_publish(request, name):
- storage = getstorage()
- document = storage.get_by_tag(name, "ready_to_publish")
+@ajax_require_permission('wiki.can_pubmark')
+def pubmark(request, slug, chunk=None):
+ form = forms.DocumentPubmarkForm(request.POST, prefix="pubmark")
+ if form.is_valid():
+ try:
+ doc = Chunk.get(slug, chunk)
+ except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist):
+ raise Http404
+
+ 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()
+ return JSONResponse({"message": _("Revision marked")})
+ else:
+ return JSONResponse({"message": _("Nothing changed")})
+ else:
+ return JSONFormInvalid(form)
- api = wlapi.WLAPI(**settings.WL_API_CONFIG)
+@require_POST
+@login_required
+def publish(request, slug):
+ book = get_object_or_404(Book, slug=slug)
try:
- return JSONResponse({"result": api.publish_book(document)})
- except wlapi.APICallException, e:
- return JSONServerError({"message": str(e)})
+ 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)]))