def edit_resource(app_id, url):
ltwapp = App.query.filter_by(id=app_id).first()
graph_id = ltwapp.graph_id
data_graph = get_ltw_data_graph(graph_id)
config_graph = get_ltw_config_graph(graph_id)
class_uri = list(data_graph.objects(URIRef(url), RDF.type))[0]
res_data = get_resource_triples(data_graph, config_graph, str(class_uri), url)
i = -1
for i, triple in enumerate(sorted(res_data['triples'])):
if isinstance(triple[1], Literal) and triple[1].language:
default_txt = u'%s @ %s' % (unicode(triple[1]), triple[1].language)
else:
default_txt = triple[1]
setattr(ResourceEditForm, 'field' + str(i), TextField(triple[2], default=default_txt, description=triple[0]))
number_of_fields = i + 1 # +1 because i starts on 0
form = ResourceEditForm()
if form.validate_on_submit():
for i, triple in enumerate(sorted(res_data['triples'])):
data_graph.remove( (URIRef(url), triple[0], triple[1]) )
field_data, lang = get_literal_and_lang(getattr(form, 'field' + str(i)).data)
if field_data:
data_graph.add( (URIRef(url), triple[0], Literal(field_data, lang=lang)) )
if len(request.form.keys()) - 1 > number_of_fields: # -1 because CSRF token is included in form keys
number_of_new_fields = (len(request.form.keys()) - 1 - number_of_fields) / 2
for i in range(number_of_fields + 1, number_of_fields + 1 + number_of_new_fields):
p = request.form['field%s_p' % str(i)]
o = request.form['field%s_o' % str(i)]
if p and o:
if o.startswith('http://'):
data_graph.add( (URIRef(url), URIRef(p), URIRef(o)) )
else:
o, lang = get_literal_and_lang(o)
data_graph.add( (URIRef(url), URIRef(p), Literal(o, lang=lang)) )
return redirect(url_for('edit_resource', app_id=app_id, url=url))
else:
linked_resources = []
resources = {}
for link in res_data['linkable']:
for o in data_graph.objects(URIRef(url), URIRef(link)):
if str(o.encode('utf-8')) not in linked_resources:
linked_resources.append(str(o.encode('utf-8')))
lang = o.language if o.language else 'en'
if lang not in resources:
resources[lang] = []
for resource in search_dbpedia_trough_wikipedia(str(o.encode('utf-8')), lang):
resources[lang].append(resource)
return render_template('edit_resource.html', data=res_data, app_id=app_id, url=url, resources=resources,
form=form, number_of_fields=number_of_fields)
def add_external_triples():
s = request.args.get('s', None, type=str)
p = request.args.get('p', None, type=str)
o = request.args.get('o', None, type=str)
o, lang = get_literal_and_lang(urllib.unquote(o))
ltwapp = App.query.filter_by(id=session['app']).first()
data_graph = get_ltw_data_graph(ltwapp.graph_id)
data_graph.add( (URIRef(urllib.unquote(s)), URIRef(urllib.unquote(p)), Literal(o, lang=lang)) )
return json.dumps({})
def add_external_triples():
s = request.args.get('s', None, type=str)
p = request.args.get('p', None, type=str)
o = request.args.get('o', None, type=str)
o, lang = get_literal_and_lang(urllib.unquote(o))
ltwapp = App.query.filter_by(id=session['app']).first()
data_graph = get_ltw_data_graph(ltwapp.graph_id)
data_graph.add((URIRef(urllib.unquote(s)), URIRef(urllib.unquote(p)),
Literal(o, lang=lang)))
return json.dumps({})
def edit_resource(app_id, url):
ltwapp = App.query.filter_by(id=app_id).first()
graph_id = ltwapp.graph_id
data_graph = get_ltw_data_graph(graph_id)
config_graph = get_ltw_config_graph(graph_id)
class_uri = list(data_graph.objects(URIRef(url), RDF.type))[0]
res_data = get_resource_triples(data_graph, config_graph, str(class_uri),
url)
i = -1
for i, triple in enumerate(sorted(res_data['triples'])):
if isinstance(triple[1], Literal) and triple[1].language:
default_txt = u'%s @ %s' % (unicode(triple[1]), triple[1].language)
else:
default_txt = triple[1]
setattr(
ResourceEditForm, 'field' + str(i),
TextField(triple[2], default=default_txt, description=triple[0]))
number_of_fields = i + 1 # +1 because i starts on 0
form = ResourceEditForm()
if form.validate_on_submit():
for i, triple in enumerate(sorted(res_data['triples'])):
data_graph.remove((URIRef(url), triple[0], triple[1]))
field_data, lang = get_literal_and_lang(
getattr(form, 'field' + str(i)).data)
if field_data:
data_graph.add(
(URIRef(url), triple[0], Literal(field_data, lang=lang)))
if len(
request.form.keys()
) - 1 > number_of_fields: # -1 because CSRF token is included in form keys
number_of_new_fields = (len(request.form.keys()) - 1 -
number_of_fields) / 2
for i in range(number_of_fields + 1,
number_of_fields + 1 + number_of_new_fields):
p = request.form['field%s_p' % str(i)]
o = request.form['field%s_o' % str(i)]
if p and o:
if o.startswith('http://'):
data_graph.add((URIRef(url), URIRef(p), URIRef(o)))
else:
o, lang = get_literal_and_lang(o)
data_graph.add(
(URIRef(url), URIRef(p), Literal(o, lang=lang)))
return redirect(url_for('edit_resource', app_id=app_id, url=url))
else:
linked_resources = []
resources = {}
for link in res_data['linkable']:
for o in data_graph.objects(URIRef(url), URIRef(link)):
if str(o.encode('utf-8')) not in linked_resources:
linked_resources.append(str(o.encode('utf-8')))
lang = o.language if o.language else 'en'
if lang not in resources:
resources[lang] = []
for resource in search_dbpedia_trough_wikipedia(
str(o.encode('utf-8')), lang):
resources[lang].append(resource)
return render_template('edit_resource.html',
data=res_data,
app_id=app_id,
url=url,
resources=resources,
form=form,
number_of_fields=number_of_fields)
