def cnxml_view(request):
check_login(request)
form = Form(request, schema=CnxmlSchema)
save_dir = os.path.join(request.registry.settings['transform_dir'], request.session['upload_dir'])
cnxml_filename = os.path.join(save_dir, 'index.cnxml')
transformerror = request.session.get('transformerror')
# Check for successful form completion
if 'cnxml' in request.POST and form.validate():
cnxml = form.data['cnxml']
# Keep sure we use the standard python ascii string and encode Unicode to xml character mappings
if isinstance(cnxml, unicode):
cnxml = cnxml.encode('ascii', 'xmlcharrefreplace')
# get the list of files from upload.zip if it exists
files = []
zip_filename = os.path.join(save_dir, 'upload.zip')
if os.path.exists(zip_filename):
zip_archive = zipfile.ZipFile(zip_filename, 'r')
for filename in zip_archive.namelist():
if filename == 'index.cnxml':
continue
fp = zip_archive.open(filename, 'r')
files.append((filename, fp.read()))
fp.close()
try:
files = get_files_from_zipfile(os.path.join(save_dir, 'upload.zip'))
save_cnxml(save_dir, cnxml, files)
validate_cnxml(cnxml)
except ConversionError as e:
return render_conversionerror(request, e.msg)
# Return to preview
return HTTPFound(location=request.route_url('preview'), request=request)
# Read CNXML
try:
with open(cnxml_filename, 'rt') as fp:
cnxml = fp.read()
except IOError:
raise HTTPNotFound('index.cnxml not found')
# Clean CNXML
cnxml = clean_cnxml(cnxml)
cnxml = cnxml.decode('utf-8')
cnxml = unicode(cnxml)
return {
'codemirror': True,
'form': FormRenderer(form),
'cnxml': cnxml,
'transformerror': transformerror,
}
def preview_save(request):
check_login(request)
html = request.POST['html']
if isinstance(html, unicode):
html = html.encode('ascii', 'xmlcharrefreplace')
save_dir = os.path.join(request.registry.settings['transform_dir'],
request.session['upload_dir'])
# Save new html file from preview area
save_and_backup_file(save_dir, 'index.html', html)
conversionerror = ''
# Get the title from aloha html. We have to do this using a separate
# parse operation, because aloha_to_etree below does not give us a
# tree on which path() works. A bug or this developer is just stumped.
tree = etree.fromstring(html, etree.HTMLParser())
try:
edited_title = tree.xpath('/html/head/title/text()')[0]
request.session['title'] = edited_title
except IndexError:
if not request.session.get('title', None):
request.session['title'] = 'Untitled Document'
#transform preview html to cnxml
cnxml = None
try:
tree = aloha_to_etree(html) #1 create structured HTML5 tree
canonical_html = etree.tostring(tree, pretty_print=True)
cnxml = etree_to_valid_cnxml(tree, pretty_print=True)
except Exception as e:
#return render_conversionerror(request, str(e))
conversionerror = str(e)
if cnxml is not None:
save_and_backup_file(save_dir, 'index.cnxml', cnxml)
save_and_backup_file(save_dir, 'index.structured.html', canonical_html)
files = get_files_from_zipfile(os.path.join(save_dir, 'upload.zip'))
save_zip(save_dir, cnxml, canonical_html, files)
try:
validate_cnxml(cnxml)
except ConversionError as e:
#return render_conversionerror(request, str(e))
conversionerror = str(e)
response = Response(json.dumps({'saved': True, 'error': conversionerror}))
response.content_type = 'application/json'
return response
def preview_save(request):
check_login(request)
html = request.POST['html']
if isinstance(html, unicode):
html = html.encode('ascii', 'xmlcharrefreplace')
save_dir = os.path.join(request.registry.settings['transform_dir'],
request.session['upload_dir'])
# Save new html file from preview area
save_and_backup_file(save_dir, 'index.html', html)
conversionerror = ''
# Get the title from aloha html. We have to do this using a separate
# parse operation, because aloha_to_etree below does not give us a
# tree on which path() works. A bug or this developer is just stumped.
tree = etree.fromstring(html, etree.HTMLParser())
try:
edited_title = tree.xpath('/html/head/title/text()')[0]
request.session['title'] = edited_title
except IndexError:
if not request.session.get('title', None):
request.session['title'] = 'Untitled Document'
#transform preview html to cnxml
cnxml = None
try:
tree = aloha_to_etree(html) #1 create structured HTML5 tree
canonical_html = etree.tostring(tree, pretty_print=True)
cnxml = etree_to_valid_cnxml(tree, pretty_print=True)
except Exception as e:
#return render_conversionerror(request, str(e))
conversionerror = str(e)
if cnxml is not None:
save_and_backup_file(save_dir, 'index.cnxml', cnxml)
save_and_backup_file(save_dir, 'index.structured.html', canonical_html)
files = get_files_from_zipfile(os.path.join(save_dir, 'upload.zip'))
save_zip(save_dir, cnxml, canonical_html, files)
try:
validate_cnxml(cnxml)
except ConversionError as e:
#return render_conversionerror(request, str(e))
conversionerror = str(e)
response = Response(json.dumps({'saved': True, 'error': conversionerror}))
response.content_type = 'application/json'
return response
def preview_save(request):
check_login(request)
html = request.POST['html']
if isinstance(html, unicode):
html = html.encode('ascii', 'xmlcharrefreplace')
save_dir = os.path.join(request.registry.settings['transform_dir'],
request.session['upload_dir'])
# Save new html file from preview area
save_and_backup_file(save_dir, 'index.html', html)
conversionerror = ''
#transform preview html to cnxml
cnxml = None
try:
structured_html = aloha_to_html(html) #1 create structured HTML5
# parse the new title from structured HTML
tree = etree.fromstring(structured_html, etree.HTMLParser())
try:
edited_title = tree.xpath('/html/head/title/text()')[0]
request.session['title'] = edited_title
except:
request.session['title'] = 'Untitled Document'
cnxml = html_to_valid_cnxml(structured_html) #2 create cnxml from structured HTML5
except Exception as e:
#return render_conversionerror(request, str(e))
conversionerror = str(e)
if cnxml is not None:
save_and_backup_file(save_dir, 'index.cnxml', cnxml)
files = get_files_from_zipfile(os.path.join(save_dir, 'upload.zip'))
save_zip(save_dir, cnxml, html, files)
try:
validate_cnxml(cnxml)
except ConversionError as e:
#return render_conversionerror(request, str(e))
conversionerror = str(e)
response = Response(json.dumps({'saved': True, 'error': conversionerror}))
response.content_type = 'application/json'
return response