X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/084544e4f7c9269b1445a9e5109fa641a3e1aaac..d64a8451dafc98e8f71455a55d123d22f3368ef9:/apps/wiki/views.py diff --git a/apps/wiki/views.py b/apps/wiki/views.py index 339bde8c..9b7d8076 100644 --- a/apps/wiki/views.py +++ b/apps/wiki/views.py @@ -1,31 +1,231 @@ +import os + +from django.conf import settings + from django.views.generic.simple import direct_to_template -from django.http import HttpResponseRedirect +from django.views.decorators.http import require_POST +from django.core.urlresolvers import reverse +from wiki.helpers import JSONResponse, JSONFormInvalid, JSONServerError, ajax_require_permission +from django import http + +from wiki.models import getstorage, DocumentNotFound +from wiki.forms import DocumentTextSaveForm, DocumentTagForm, DocumentCreateForm +from datetime import datetime +from django.utils.encoding import smart_unicode +from django.utils.translation import ugettext_lazy as _ + +import wlapi -from wiki.models import storage, Document, DocumentNotFound -from wiki.forms import DocumentForm +# +# 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 + + +@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': storage.all(), + 'document_list': getstorage().all(), + 'last_docs': sorted(request.session.get("wiki_last_docs", {}).items(), + key=operator.itemgetter(1), reverse=True), }) +@never_cache def document_detail(request, name, template_name='wiki/document_details.html'): + storage = getstorage() + try: document = storage.get(name) except DocumentNotFound: - document = Document(storage, name=name, text='') - - if request.method == 'POST': - form = DocumentForm(request.POST, instance=document) - if form.is_valid(): - form.save() - return HttpResponseRedirect('/') - else: - form = DocumentForm(instance=document) - + return http.HttpResponseRedirect(reverse("wiki_create_missing", args=[name])) + + access_time = datetime.now() + last_documents = request.session.get("wiki_last_docs", {}) + last_documents[name] = access_time + + 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 + return direct_to_template(request, template_name, extra_context={ 'document': document, - 'form': form, + 'document_name': document.name, + 'document_info': document.info, + 'document_meta': document.meta, + 'forms': { + "text_save": DocumentTextSaveForm(prefix="textsave"), + "add_tag": DocumentTagForm(prefix="addtag"), + }, }) + + +def document_create_missing(request, name): + storage = getstorage() + + if request.method == "POST": + form = DocumentCreateForm(request.POST, request.FILES) + if form.is_valid(): + doc = storage.create_document( + id=form.cleaned_data['id'], + text=form.cleaned_data['text'], + ) + + return http.HttpResponseRedirect(reverse("wiki_details", args=[doc.name])) + else: + form = DocumentCreateForm(initial={ + "id": name.replace(" ", "_"), + "title": name.title(), + }) + + return direct_to_template(request, "wiki/document_create_missing.html", extra_context={ + "document_name": name, + "form": form, + }) + + +@never_cache +def document_text(request, name): + storage = getstorage() + + if request.method == 'POST': + form = DocumentTextSaveForm(request.POST, prefix="textsave") + + if form.is_valid(): + revision = form.cleaned_data['parent_revision'] + + document = storage.get_or_404(name, revision) + document.text = form.cleaned_data['text'] + + storage.put(document, + author=form.cleaned_data['author'] or request.user.username, + comment=form.cleaned_data['comment'], + parent=revision, + ) + + document = storage.get(name) + + return JSONResponse({ + 'text': document.plain_text if revision != document.revision else None, + 'meta': document.meta(), + 'revision': document.revision, + }) + else: + return JSONFormInvalid(form) + else: + revision = request.GET.get("revision", None) + + 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 + + return JSONResponse({ + 'text': document.plain_text, + 'meta': document.meta(), + 'revision': document.revision, + }) + + +@never_cache +def document_gallery(request, directory): + try: + base_url = ''.join(( + smart_unicode(settings.MEDIA_URL), + smart_unicode(settings.FILEBROWSER_DIRECTORY), + smart_unicode(directory))) + + base_dir = os.path.join( + smart_unicode(settings.MEDIA_ROOT), + smart_unicode(settings.FILEBROWSER_DIRECTORY), + 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() + return JSONResponse(images) + except (IndexError, OSError) as e: + logger.exception("Unable to fetch gallery") + raise http.Http404 + + +@never_cache +def document_diff(request, name): + storage = getstorage() + + 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 + + docA = storage.get_or_404(name, int(revA)) + docB = storage.get_or_404(name, int(revB)) + + return http.HttpResponse(nice_diff.html_diff_table(docA.plain_text.splitlines(), + docB.plain_text.splitlines(), context=3)) + + +@never_cache +def document_history(request, name): + storage = getstorage() + + # TODO: pagination + changesets = list(storage.history(name)) + + return JSONResponse(changesets) + + +@require_POST +@ajax_require_permission('wiki.can_change_tags') +def document_add_tag(request, name): + storage = getstorage() + + form = 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) + 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") + + api = wlapi.WLAPI(**settings.WL_API_CONFIG) + + try: + return JSONResponse({"result": api.publish_book(document)}) + except wlapi.APICallException, e: + return JSONServerError({"message": str(e)})