def new_wikipage(request, prefix=None, pagename=None):
url_params = request.GET.copy()
http_status = 200
absolute_pagename = None
# handle implicit page creation (when a url does not exist)
if pagename:
check_create_permission(request, prefix, pagename)
http_status = 404
absolute_pagename = join_pagename(prefix, pagename)
url_params.update({'target': absolute_pagename})
# merge all url parameters into a string for each template
creation_templates = _get_creation_templates()
for template in creation_templates:
params = url_params.copy()
if 'template_name' in template:
params['template'] = template['template_name']
template['params'] = params.urlencode()
c = RequestContext(request, {
'absolute_pagename': absolute_pagename,
'creation_templates': creation_templates,
'creation_views': _get_creation_views(),
'url_params': url_params.urlencode(),
'params_list': url_params.lists(),
})
t = loader.get_template('wiki/new_wikipage.html')
return HttpResponse(t.render(c), status=http_status)
def page_exists(self, pagename):
from ductus.wiki.models import WikiPage
name = join_pagename(self.prefix, pagename)
try:
latest = WikiPage.objects.get(name=name).get_latest_revision()
if latest and latest.urn:
return True
except WikiPage.DoesNotExist:
pass
return False
def _fully_handle_blueprint_post(request, prefix, pagename):
if not is_legal_wiki_pagename(prefix, pagename):
raise Http404
check_edit_permission(request, prefix, pagename)
response = handle_blueprint_post(request)
if isinstance(response, SuccessfulEditRedirect):
page, page_created = WikiPage.objects.get_or_create(name=join_pagename(prefix, pagename))
return _handle_successful_wikiedit(request, response, page)
return response
def creation_view(request, page_type):
try:
view_func = registered_creation_views[page_type]
except KeyError:
raise Http404
response = view_func(request)
if "target" in request.GET:
try:
target = split_pagename(request.GET["target"])
except WikiPrefixNotProvided:
raise Http404
if not is_legal_wiki_pagename(*target):
raise Http404
check_edit_permission(request, *target)
if "target" in request.GET and isinstance(response, SuccessfulEditRedirect):
page, page_created = WikiPage.objects.get_or_create(name=join_pagename(*target))
return _handle_successful_wikiedit(request, response, page)
return response
def view_wikipage(request, prefix, pagename):
"""Used for pages represented by a WikiPage"""
if not is_legal_wiki_pagename(prefix, pagename):
raise Http404
if request.method == 'POST' and not request.GET.get('view', None):
return _fully_handle_blueprint_post(request, prefix, pagename)
name = join_pagename(prefix, pagename)
try:
page = WikiPage.objects.get(name=name)
except WikiPage.DoesNotExist:
page = None
if page:
if "oldid" in request.GET:
try:
revision = WikiRevision.objects.get(id=request.GET["oldid"], page=page)
except (ValueError, WikiRevision.DoesNotExist):
return query_string_not_found(request)
if not revision.urn:
return query_string_not_found(request)
else:
revision = page.get_latest_revision()
else:
revision = None
if revision is None and getattr(settings, "DUCTUS_WIKI_REMOTE", None):
# See if DUCTUS_WIKI_REMOTE has the page
try:
remote_url = "%s%s?view=urn" % (settings.DUCTUS_WIKI_REMOTE, iri_to_uri(urlquote(u'%s/%s' % (prefix, pagename))))
remote_urn = json.loads(urlopen(remote_url).read(1000))["urn"]
# we never actually save this WikiPage or WikiRevision to the database
if page is None:
page, page_created = WikiPage.objects.get_or_create(name=name)
revision = WikiRevision(page=page, urn=remote_urn[4:])
except urllib2_HTTPError:
pass
if revision and revision.urn:
urn = 'urn:' + revision.urn
else:
urn = None
if request.GET.get('view', None) == 'urn':
if revision:
return render_json_response({"urn": urn})
response = None
if urn:
response = main_document_view(request, urn, page, revision)
if isinstance(response, SuccessfulEditRedirect):
return _handle_successful_wikiedit(request, response, page)
response["X-Ductus-URN"] = urn
else:
requested_view = request.GET.get("view", None)
request.ductus = DuctusRequestInfo(None, requested_view, page, revision)
if requested_view:
f = registered_views[None].get(requested_view, None)
if f and f.meets_requirements(request.ductus):
response = f(request)
if response is None:
response = new_wikipage(request, prefix, pagename)
# wikipage urls expire immediately since they can frequently be edited
patch_response_headers(response, cache_timeout=0)
patch_cache_control(response, must_revalidate=True)
return response
