X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/4f9f0e6fbf1be3805f9995c536a583eda1260bee..36387dac2e103ca656be9dc65fabb936f80191d1:/apps/api/handlers/library_handlers.py diff --git a/apps/api/handlers/library_handlers.py b/apps/api/handlers/library_handlers.py index f113834b..488c2d40 100644 --- a/apps/api/handlers/library_handlers.py +++ b/apps/api/handlers/library_handlers.py @@ -13,10 +13,11 @@ from datetime import date from django.core.urlresolvers import reverse from django.utils import simplejson as json +from django.db import IntegrityError import librarian import librarian.html -from librarian import dcparser +from librarian import dcparser, parser from wlrepo import * from explorer.models import PullRequest, GalleryForDocument @@ -37,6 +38,7 @@ log = logging.getLogger('platforma.api') # # Document List Handlers # +# TODO: security check class BasicLibraryHandler(AnonymousBaseHandler): allowed_methods = ('GET',) @@ -50,10 +52,14 @@ class BasicLibraryHandler(AnonymousBaseHandler): return {'documents' : document_list} +# +# This handler controlls the document collection +# class LibraryHandler(BaseHandler): allowed_methods = ('GET', 'POST') anonymous = BasicLibraryHandler + @hglibrary def read(self, request, lib): """Return the list of documents.""" @@ -137,12 +143,15 @@ class LibraryHandler(BaseHandler): lock.release() except LibraryException, e: import traceback - return response.InternalError().django_response(\ - {'exception': traceback.format_exc()} ) + return response.InternalError().django_response({ + "reason": traceback.format_exc() + }) except DocumentAlreadyExists: # Document is already there - return response.EntityConflict().django_response(\ - {"reason": "Document %s already exists." % docid}) + return response.EntityConflict().django_response({ + "reason": "already-exists", + "message": "Document already exists." % docid + }) # # Document Handlers @@ -215,7 +224,7 @@ class DocumentHTMLHandler(BaseHandler): allowed_methods = ('GET') @hglibrary - def read(self, request, docid, lib): + def read(self, request, docid, lib, stylesheet='partial'): """Read document as html text""" try: revision = request.GET.get('revision', 'latest') @@ -229,11 +238,18 @@ class DocumentHTMLHandler(BaseHandler): return response.BadRequest().django_response({'reason': 'name-mismatch', 'message': 'Provided revision refers, to document "%s", but provided "%s"' % (document.id, docid) }) - return librarian.html.transform(document.data('xml'), is_file=False, parse_dublincore=False) + return librarian.html.transform(document.data('xml'), is_file=False, \ + parse_dublincore=False, stylesheet=stylesheet,\ + options={ + "with-paths": 'boolean(1)', + }) + except (EntryNotFound, RevisionNotFound), e: return response.EntityNotFound().django_response({ - 'exception': type(e), 'message': e.message}) - + 'reason': 'not-found', 'message': e.message}) + except librarian.ParseError, e: + return response.InternalError().django_response({ + 'reason': 'xml-parse-error', 'message': e.message }) # # Image Gallery @@ -285,6 +301,7 @@ XINCLUDE_REGEXP = r"""<(?:\w+:)?include\s+[^>]*?href=("|')wlrepo://(?P[^\1 # # # + class DocumentTextHandler(BaseHandler): allowed_methods = ('GET', 'POST') @@ -292,6 +309,8 @@ class DocumentTextHandler(BaseHandler): def read(self, request, docid, lib): """Read document as raw text""" revision = request.GET.get('revision', 'latest') + part = request.GET.get('part', False) + try: if revision == 'latest': document = lib.document(docid) @@ -303,22 +322,36 @@ class DocumentTextHandler(BaseHandler): 'message': 'Provided revision is not valid for this document'}) # TODO: some finer-grained access control - return document.data('xml') + if part is False: + # we're done :) + return document.data('xml') + else: + xdoc = parser.WLDocument.from_string(document.data('xml'),\ + parse_dublincore=False) + ptext = xdoc.part_as_text(part) + + if ptext is None: + return response.EntityNotFound().django_response({ + 'reason': 'no-part-in-document' + }) + + return ptext + except librarian.ParseError: + return response.EntityNotFound().django_response({ + 'reason': 'invalid-document-state', + 'exception': type(e), 'message': e.message + }) except (EntryNotFound, RevisionNotFound), e: return response.EntityNotFound().django_response({ - 'exception': type(e), 'message': e.message}) + 'reason': 'not-found', + 'exception': type(e), 'message': e.message + }) @hglibrary def create(self, request, docid, lib): try: - data = request.POST['contents'] revision = request.POST['revision'] - if request.POST.has_key('message'): - msg = u"$USER$ " + request.POST['message'] - else: - msg = u"$AUTO$ XML content update." - current = lib.document(docid, request.user.username) orig = lib.document_for_rev(revision) @@ -328,6 +361,33 @@ class DocumentTextHandler(BaseHandler): "provided_revision": orig.revision, "latest_revision": current.revision }) + if request.POST.has_key('message'): + msg = u"$USER$ " + request.POST['message'] + else: + msg = u"$AUTO$ XML content update." + + if request.POST.has_key('contents'): + data = request.POST['contents'] + else: + if not request.POST.has_key('chunks'): + # bad request + return response.BadRequest().django_response({'reason': 'invalid-arguments', + 'message': 'No contents nor chunks specified.'}) + + # TODO: validate + parts = json.loads(request.POST['chunks']) + xdoc = parser.WLDocument.from_string(current.data('xml')) + + errors = xdoc.merge_chunks(parts) + + if len(errors): + return response.EntityConflict().django_response({ + "reason": "invalid-chunks", + "message": "Unable to merge following parts into the document: %s " % ",".join(errors) + }) + + data = xdoc.serialize() + # try to find any Xinclude tags includes = [m.groupdict()['link'] for m in (re.finditer(\ XINCLUDE_REGEXP, data, flags=re.UNICODE) or []) ] @@ -496,29 +556,35 @@ class MergeHandler(BaseHandler): "provided": target_rev, "latest": udoc.revision }) - if not request.user.has_perm('explorer.book.can_share'): - # User is not permitted to make a merge, right away - # So we instead create a pull request in the database - prq = PullRequest( - comitter=request.user, - document=docid, - source_revision = str(udoc.revision), - status="N", - comment = form.cleaned_data['message'] or '$AUTO$ Document shared.' - ) - - prq.save() - return response.RequestAccepted().django_response(\ - ticket_status=prq.status, \ - ticket_uri=reverse("pullrequest_view", args=[prq.id]) ) - if form.cleaned_data['type'] == 'update': # update is always performed from the file branch # to the user branch success, changed = udoc.update(request.user.username) - if form.cleaned_data['type'] == 'share': - success, changed = udoc.share(form.cleaned_data['message']) + if form.cleaned_data['type'] == 'share': + if not request.user.has_perm('explorer.document.can_share'): + # User is not permitted to make a merge, right away + # So we instead create a pull request in the database + try: + prq, created = PullRequest.objects.get_or_create( + source_revision = str(udoc.revision), + defaults = { + 'comitter': request.user, + 'document': docid, + 'status': "N", + 'comment': form.cleaned_data['message'] or '$AUTO$ Document shared.', + } + ) + + return response.RequestAccepted().django_response(\ + ticket_status=prq.status, \ + ticket_uri=reverse("pullrequest_view", args=[prq.id]) ) + except IntegrityError: + return response.EntityConflict().django_response({ + 'reason': 'request-already-exist' + }) + else: + success, changed = udoc.share(form.cleaned_data['message']) if not success: return response.EntityConflict().django_response({