+# -*- coding: utf-8 -*-
+from datetime import datetime
import os
+import logging
+import urllib
+import json
from django.conf import settings
-from django.views.generic.simple import direct_to_template
-from django.http import HttpResponse, Http404
-from django.utils import simplejson as json
+from django.core.urlresolvers import reverse
+from django import http
+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
-from wiki.models import storage, Document, DocumentNotFound
-from wiki.forms import DocumentForm
+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
-def document_list(request, template_name = 'wiki/document_list.html'):
- return direct_to_template(request, template_name, extra_context = {
- 'document_list': storage.all(),
+#
+# Quick hack around caching problems, TODO: use ETags
+#
+from django.views.decorators.cache import never_cache
+
+logger = logging.getLogger("fnp.wiki")
+
+MAX_LAST_DOCS = 10
+
+
+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/bootstrap.html'):
+ try:
+ chunk = Chunk.get(slug, chunk)
+ except Chunk.MultipleObjectsReturned:
+ raise Http404
+ except Chunk.DoesNotExist:
+ if chunk is None:
+ try:
+ Book.objects.get(slug=slug)
+ except Book.DoesNotExist:
+ 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
+
+ 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 set()
+ 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": save_form,
+ "text_revert": forms.DocumentTextRevertForm(prefix="textrevert")
+ },
+ '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)),
})
-def document_detail(request, name, template_name = 'wiki/document_details.html'):
+@require_GET
+def editor_readonly(request, slug, chunk=None, template_name='wiki/document_details_readonly.html'):
try:
- document = storage.get(name)
- except DocumentNotFound:
- document = Document(storage, name = name, text = '')
+ chunk = Chunk.get(slug, chunk)
+ 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", {})
+ 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 render(request, template_name, {
+ 'chunk': chunk,
+ 'revision': revision,
+ 'readonly': True,
+ 'REDMINE_URL': settings.REDMINE_URL,
+ })
+
+
+@never_cache
+@decorator_from_middleware(GZipMiddleware)
+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 = DocumentForm(request.POST, instance = document)
+ form = forms.DocumentTextSaveForm(request.POST, user=request.user, chunk=doc, prefix="textsave")
if form.is_valid():
- document = form.save()
- return HttpResponse(json.dumps({'text': document.plain_text(), 'meta': document.meta(), 'revision': document.revision()}))
+ form.save()
+ parent_revision = form.cleaned_data['parent_revision']
+ revision = doc.revision()
+ return JSONResponse({
+ 'text': doc.materialize() if parent_revision != revision else None,
+ 'version': revision,
+ 'stage': doc.stage.name if doc.stage else None,
+ 'assignment': doc.user.username if doc.user else None
+ })
else:
- return HttpResponse(json.dumps({'errors': form.errors}))
+ return JSONFormInvalid(form)
else:
- form = DocumentForm(instance = document)
+ revision = request.GET.get("revision", None)
- return direct_to_template(request, template_name, extra_context = {
- 'document': document,
- 'form': form,
- })
+ try:
+ revision = int(revision)
+ except (ValueError, TypeError):
+ revision = doc.revision()
+
+ if revision is not None:
+ text = doc.at_revision(revision).materialize()
+ else:
+ text = ''
+
+ return JSONResponse({
+ 'text': text,
+ 'meta': {},
+ 'revision': revision,
+ })
+
+
+@never_cache
+@require_POST
+def revert(request, chunk_id):
+ form = forms.DocumentTextRevertForm(request.POST, prefix="textrevert")
+ if form.is_valid():
+ doc = get_object_or_404(Chunk, pk=chunk_id)
+ if not doc.book.accessible(request):
+ return HttpResponseForbidden("Not authorized.")
+
+ 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", chunk_id, revision)
+ doc.at_revision(revision).revert(author=author, description=comment)
-def document_gallery(request, directory):
+ return JSONResponse({
+ 'document': doc.materialize() if before != doc.revision() else None,
+ 'version': doc.revision(),
+ })
+ else:
+ return JSONFormInvalid(form)
+
+
+@never_cache
+def gallery(request, directory):
try:
- base_dir = os.path.join(settings.MEDIA_ROOT, settings.FILEBROWSER_DIRECTORY, directory)
- images = ['%s%s%s/%s' % (settings.MEDIA_URL, settings.FILEBROWSER_DIRECTORY, directory, f) for f in os.listdir(base_dir) if os.path.splitext(f)[1].lower() in ('.jpg', '.jpeg', '.png')]
- return HttpResponse(json.dumps(images))
- except (IndexError, OSError), e:
- raise Http404
+ base_url = ''.join((
+ smart_unicode(settings.MEDIA_URL),
+ smart_unicode(settings.IMAGE_DIR),
+ smart_unicode(directory)))
+
+ base_dir = os.path.join(
+ smart_unicode(settings.MEDIA_ROOT),
+ smart_unicode(settings.IMAGE_DIR),
+ smart_unicode(directory))
+
+ def map_to_url(filename):
+ return urllib.quote("%s/%s" % (base_url, smart_unicode(filename)))
+
+ def is_image(filename):
+ 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")
+ raise http.Http404
+
+
+@never_cache
+def diff(request, chunk_id):
+ revA = int(request.GET.get('from', 0))
+ revB = int(request.GET.get('to', 0))
+
+ if revA > revB:
+ revA, revB = revB, revA
+
+ if revB == 0:
+ revB = None
+
+ 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))
+
+
+@never_cache
+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, chunk_id):
+ # TODO: pagination
+ doc = get_object_or_404(Chunk, pk=chunk_id)
+ if not doc.book.accessible(request):
+ return HttpResponseForbidden("Not authorized.")
+
+ return JSONResponse(get_history(doc))
+
+
+@require_POST
+@ajax_require_permission('catalogue.can_pubmark')
+def pubmark(request, chunk_id):
+ form = forms.DocumentPubmarkForm(request.POST, prefix="pubmark")
+ if form.is_valid():
+ 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)
+ if publishable != change.publishable:
+ change.set_publishable(publishable)
+ return JSONResponse({"message": _("Revision marked")})
+ else:
+ return JSONResponse({"message": _("Nothing changed")})
+ else:
+ return JSONFormInvalid(form)
+
+
+def themes(request):
+ prefix = request.GET.get('q', '')
+ return http.HttpResponse('\n'.join([str(t) for t in Theme.objects.filter(name__istartswith=prefix)]))