X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/084544e4f7c9269b1445a9e5109fa641a3e1aaac..9c7a4e8e7f76dd17724be436a74647a9ccc83458:/apps/wiki/views.py diff --git a/apps/wiki/views.py b/apps/wiki/views.py index 339bde8c..4b825e5e 100644 --- a/apps/wiki/views.py +++ b/apps/wiki/views.py @@ -1,31 +1,308 @@ +from datetime import datetime +import os +import logging + +from django.conf import settings +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.views.generic.simple import direct_to_template -from django.http import HttpResponseRedirect +from django.shortcuts import get_object_or_404 + +from catalogue.models import Book, Chunk +import nice_diff +from wiki import forms +from wiki.helpers import (JSONResponse, JSONFormInvalid, JSONServerError, + ajax_require_permission) +from wiki.models import Theme + +# +# 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 + + +@never_cache +def editor(request, slug, chunk=None, template_name='wiki/document_details.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) + except Book.DoesNotExist: + return http.HttpResponseRedirect(reverse("catalogue_create_missing", args=[slug])) + else: + raise Http404 + if not chunk.book.accessible(request): + return HttpResponseForbidden("Not authorized.") -from wiki.models import storage, Document, DocumentNotFound -from wiki.forms import DocumentForm + 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 -def document_list(request, template_name='wiki/document_list.html'): return direct_to_template(request, template_name, extra_context={ - 'document_list': storage.all(), + 'chunk': chunk, + 'forms': { + "text_save": forms.DocumentTextSaveForm(user=request.user, prefix="textsave"), + "text_revert": forms.DocumentTextRevertForm(prefix="textrevert"), + "pubmark": forms.DocumentPubmarkForm(prefix="pubmark"), + }, + 'can_pubmark': request.user.has_perm('catalogue.can_pubmark'), + 'REDMINE_URL': settings.REDMINE_URL, }) -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 direct_to_template(request, template_name, extra_context={ + '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, prefix="textsave") if form.is_valid(): - form.save() - return HttpResponseRedirect('/') + if request.user.is_authenticated(): + author = request.user + else: + author = None + text = form.cleaned_data['text'] + parent_revision = form.cleaned_data['parent_revision'] + if parent_revision is not None: + parent = doc.at_revision(parent_revision) + else: + parent = None + stage = form.cleaned_data['stage_completed'] + tags = [stage] if stage else [] + publishable = (form.cleaned_data['publishable'] and + request.user.has_perm('catalogue.can_pubmark')) + doc.commit(author=author, + text=text, + parent=parent, + description=form.cleaned_data['comment'], + tags=tags, + author_name=form.cleaned_data['author_name'], + author_email=form.cleaned_data['author_email'], + publishable=publishable, + ) + revision = doc.revision() + return JSONResponse({ + 'text': doc.materialize() if parent_revision != revision else None, + 'meta': {}, + 'revision': revision, + }) + else: + return JSONFormInvalid(form) else: - form = DocumentForm(instance=document) - - return direct_to_template(request, template_name, extra_context={ - 'document': document, - 'form': form, - }) + revision = request.GET.get("revision", None) + + 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) + + return JSONResponse({ + 'text': doc.materialize() if before != doc.revision() else None, + 'meta': {}, + 'revision': doc.revision(), + }) + else: + return JSONFormInvalid(form) + + +@never_cache +def gallery(request, directory): + try: + 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 "%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') + + 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.") + + changes = [] + for change in doc.history().reverse(): + 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()), + }) + return JSONResponse(changes) + + +@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)]))