-
Notifications
You must be signed in to change notification settings - Fork 2
/
queries.py
354 lines (300 loc) · 12.8 KB
/
queries.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
# -*- coding: utf-8 -*-
import conf , os , operator , pprint , ssl , rdflib , json
from SPARQLWrapper import SPARQLWrapper, JSON
from collections import defaultdict
from rdflib import URIRef , XSD, Namespace , Literal
from rdflib.namespace import OWL, DC , DCTERMS, RDF , RDFS
from rdflib.plugins.sparql import prepareQuery
from pymantic import sparql
import utils as u
import urllib.parse
u.reload_config()
ssl._create_default_https_context = ssl._create_unverified_context
server = sparql.SPARQLServer(conf.myEndpoint)
dir_path = os.path.dirname(os.path.realpath(__file__))
def hello_blazegraph(q):
sparql = SPARQLWrapper(conf.myEndpoint)
sparql.setQuery(q)
sparql.setReturnFormat(JSON)
results = sparql.query().convert()
return results
# LIST OF RECORDS IN THE BACKEND
def getRecords(res_class=None):
""" get all the records created by users to list them in the backend welcome page """
class_restriction = "" if res_class is None else "?s a <"+res_class+"> ."
queryRecords = """
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX base: <"""+conf.base+""">
SELECT DISTINCT ?g ?title ?userLabel ?modifierLabel ?date ?stage ?class
WHERE
{ GRAPH ?g {
?s ?p ?o . ?s a ?class .
""" +class_restriction+ """
OPTIONAL { ?g rdfs:label ?title; prov:wasAttributedTo ?user; prov:generatedAtTime ?date ; <http://dbpedia.org/ontology/currentStatus> ?stage. ?user rdfs:label ?userLabel .
OPTIONAL {?g prov:wasInfluencedBy ?modifier. ?modifier rdfs:label ?modifierLabel .} }
OPTIONAL {?g rdfs:label ?title; prov:generatedAtTime ?date ; <http://dbpedia.org/ontology/currentStatus> ?stage . }
BIND(COALESCE(?date, '-') AS ?date ).
BIND(COALESCE(?stage, '-') AS ?stage ).
BIND(COALESCE(?userLabel, '-') AS ?userLabel ).
BIND(COALESCE(?modifierLabel, '-') AS ?modifierLabel ).
BIND(COALESCE(?title, 'none', '-') AS ?title ).
filter not exists {
?g prov:generatedAtTime ?date2
filter (?date2 > ?date)
}
}
FILTER( str(?g) != '"""+conf.base+"""vocabularies/' )
}
"""
records = set()
sparql = SPARQLWrapper(conf.myEndpoint)
sparql.setQuery(queryRecords)
sparql.setReturnFormat(JSON)
results = sparql.query().convert()
for result in results["results"]["bindings"]:
records.add( (result["g"]["value"], result["title"]["value"], result["userLabel"]["value"], result["modifierLabel"]["value"], result["date"]["value"], result["stage"]["value"], result["class"]["value"] ))
return records
def getRecordsPagination(page, filterRecords=''):
""" get all the records created by users to list them in the backend welcome page """
newpage = int(page)-1
offset = str(0) if int(page) == 1 \
else str(( int(conf.pagination) *newpage))
queryRecordsPagination = """
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX base: <"""+conf.base+""">
SELECT DISTINCT ?g ?title ?userLabel ?modifierLabel ?date ?stage ?class
WHERE
{ GRAPH ?g {
?s ?p ?o ; a ?class .
OPTIONAL { ?g rdfs:label ?title; prov:wasAttributedTo ?user; prov:generatedAtTime ?date ; <http://dbpedia.org/ontology/currentStatus> ?stage. ?user rdfs:label ?userLabel .
OPTIONAL {?g prov:wasInfluencedBy ?modifier. ?modifier rdfs:label ?modifierLabel .} }
OPTIONAL {?g rdfs:label ?title; prov:generatedAtTime ?date ; <http://dbpedia.org/ontology/currentStatus> ?stage . }
BIND(COALESCE(?date, '-') AS ?date ).
BIND(COALESCE(?stage, '-') AS ?stage ).
BIND(COALESCE(?userLabel, '-') AS ?userLabel ).
BIND(COALESCE(?modifierLabel, '-') AS ?modifierLabel ).
BIND(COALESCE(?title, 'none', '-') AS ?title ).
filter not exists {
?g prov:generatedAtTime ?date2
filter (?date2 > ?date)
}
}
"""+filterRecords+"""
FILTER( str(?g) != '"""+conf.base+"""vocabularies/' )
}
ORDER BY DESC(?date)
LIMIT """+conf.pagination+"""
OFFSET """+offset+"""
"""
records = list()
sparql = SPARQLWrapper(conf.myEndpoint)
sparql.setQuery(queryRecordsPagination)
sparql.setReturnFormat(JSON)
results = sparql.query().convert()
for result in results["results"]["bindings"]:
records.append( (result["g"]["value"], result["title"]["value"], result["userLabel"]["value"], result["modifierLabel"]["value"], result["date"]["value"], result["stage"]["value"] , result["class"]["value"] ))
return records
def getCountings(filterRecords=''):
countRecords = """
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX base: <"""+conf.base+""">
SELECT (COUNT(DISTINCT ?g) AS ?count) ?stage
WHERE
{ GRAPH ?g { ?s ?p ?o .
}
?g <http://dbpedia.org/ontology/currentStatus> ?stage .
"""+filterRecords+"""
FILTER( str(?g) != '"""+conf.base+"""vocabularies/' ) .
}
GROUP BY ?stage
"""
sparql = SPARQLWrapper(conf.myEndpoint)
sparql.setQuery(countRecords)
sparql.setReturnFormat(JSON)
results = sparql.query().convert()
all, notreviewed, underreview, published = 0,0,0,0
for result in results["results"]["bindings"]:
notreviewed = int(result["count"]["value"]) if result["stage"]["value"] == "not modified" else notreviewed
underreview = int(result["count"]["value"]) if result["stage"]["value"] == "modified" else underreview
published = int(result["count"]["value"]) if result["stage"]["value"] == "published" else published
all = notreviewed + underreview + published
return all, notreviewed, underreview, published
def countAll(res_class=None, exclude_unpublished=False):
class_restriction = "" if res_class is None else "?s a <"+res_class+"> ."
exclude = "" if exclude_unpublished is False \
else "?g <http://dbpedia.org/ontology/currentStatus> ?anyValue . FILTER (isLiteral(?anyValue) && lcase(str(?anyValue))= 'published') ."
countall = """
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX base: <"""+conf.base+""">
SELECT (COUNT(DISTINCT ?g) AS ?count)
WHERE
{ GRAPH ?g { ?s ?p ?o .
"""+class_restriction+"""
}
"""+exclude+"""
FILTER( str(?g) != '"""+conf.base+"""vocabularies/' && !CONTAINS(STR(?g), "/extraction-")) .
}
"""
sparql = SPARQLWrapper(conf.myEndpoint)
sparql.setQuery(countall)
sparql.setReturnFormat(JSON)
results = sparql.query().convert()
alll = results["results"]["bindings"][0]['count']['value']
return alll
def getRecordCreator(graph_name):
""" get the label of the creator of a record """
creatorIRI, creatorLabel = None, None
queryRecordCreator = """
PREFIX prov: <http://www.w3.org/ns/prov#>
SELECT DISTINCT ?creatorIRI ?creatorLabel
WHERE { <"""+graph_name+"""> prov:wasAttributedTo ?creatorIRI .
?creatorIRI rdfs:label ?creatorLabel . }"""
sparql = SPARQLWrapper(conf.myEndpoint)
sparql.setQuery(queryRecordCreator)
sparql.setReturnFormat(JSON)
results = sparql.query().convert()
for result in results["results"]["bindings"]:
creatorIRI, creatorLabel = result["creatorIRI"]["value"],result["creatorLabel"]["value"]
return creatorIRI, creatorLabel
# TRIPLE PATTERNS FROM THE FORM
# REBUILD GRAPH TO MODIFY/REVIEW RECORD
def getClass(res_uri):
""" get the class of a resource given the URI"""
q = """ SELECT DISTINCT ?class WHERE {<"""+res_uri+"""> a ?class}"""
res_class = []
results = hello_blazegraph(q)
for result in results["results"]["bindings"]:
res_class.append(result["class"]["value"])
return res_class[0] if len(res_class) > 0 else ""
def getData(graph,res_template):
""" get a named graph and rebuild results for modifying the record"""
with open(res_template) as config_form:
fields = json.load(config_form)
res_class = getClass(graph[:-1])
# Added new types of values: URL, Date, gYearMonth
patterns = [ 'OPTIONAL {?subject <'+field['property']+'> ?'+field['id']+'.}. ' if field['value'] in ['Literal','Date','gYearMonth','gYear','URL'] else 'OPTIONAL {?subject <'+field['property']+'> ?'+field['id']+'. ?'+field['id']+' rdfs:label ?'+field['id']+'_label .} .' for field in fields if 'value' in field]
patterns_string = ''.join(patterns)
queryNGraph = '''
PREFIX base: <'''+conf.base+'''>
PREFIX schema: <https://schema.org/>
SELECT DISTINCT *
WHERE { <'''+graph+'''> rdfs:label ?graph_title ;
<http://dbpedia.org/ontology/currentStatus> ?stage
GRAPH <'''+graph+'''>
{ ?subject a <'''+res_class+'''> .
'''+patterns_string+'''
OPTIONAL {?subject schema:keywords ?keywords . ?keywords rdfs:label ?keywords_label . } }
}
'''
sparql = SPARQLWrapper(conf.myEndpoint)
sparql.setQuery(queryNGraph)
sparql.setReturnFormat(JSON)
results = sparql.query().convert()
def compare_sublists(l, lol):
for sublist in lol:
temp = [i for i in sublist if i in l]
if sorted(temp) == sorted(l):
return True
return False
data = defaultdict(list)
for result in results["results"]["bindings"]:
result.pop('subject',None)
result.pop('graph_title',None)
for k,v in result.items():
if '_label' not in k and v['type'] == 'literal': # string values
if v['value'] not in data[k]: # unique values
data[k].append(v['value'])
elif v['type'] == 'uri': # uri values
if k+'_label' in result:
if conf.base in v['value'] or 'wikidata' in v['value'] or 'geonames' in v['value']:
uri = v['value'].rsplit('/', 1)[-1]
elif 'viaf' in v['value']:
uri = "viaf"+v['value'].rsplit('/', 1)[-1] # Keep "viaf" at the beginning: needed in mapping.py (getRightURIbase)
else:
uri = v['value']
label = [value['value'] for key,value in result.items() if key == k+'_label'][0]
else:
uri = v['value']
label = uri
#label = [value['value'] if key == k+'_label' else v['value'] for key,value in result.items()][0]
if compare_sublists([uri,label], data[k]) == False:
data[k].append([uri,label])
print("############ data",data)
return data
# BROWSE ENTITY (VOCAB TERMS; NEW ENTITIES MENTIONED IN RECORDS)
def describeTerm(name):
""" ask if the resource exists, then describe it."""
ask = """ASK { ?s ?p <""" +conf.base+name+ """> .}"""
results = hello_blazegraph(ask)
if results["boolean"] == True: # new entity
describe = """DESCRIBE <"""+conf.base+name+ """>"""
return hello_blazegraph(describe)
else: # vocab term
ask = """ASK { ?s ?p ?o .
filter( regex( str(?o), '"""+name+"""$' ) )
}"""
results = hello_blazegraph(ask)
if results["boolean"] == True:
describe = """DESCRIBE ?o
WHERE { ?s ?p ?o .
filter( regex( str(?o), '/"""+name+"""$' ) ) .
filter( regex( str(?o), '^"""+conf.base+"""' ) ) . }"""
return hello_blazegraph(describe)
else:
return None
# EXPLORE METHODS
def getBrowsingFilters(res_template_path):
with open(res_template_path) as config_form:
fields = json.load(config_form)
props = [(f["property"], f["label"], f["type"], f["value"]) for f in fields if ("browse" in f and f["browse"] == "True") or ("disambiguate" in f and f["disambiguate"] == "True")]
return props
# GRAPH methods
def deleteRecord(graph):
""" delete a named graph and related record """
if graph:
q = """PREFIX schema: <https://schema.org/> SELECT DISTINCT ?extraction WHERE {<"""+graph+"""> schema:keywords ?extraction}"""
results = hello_blazegraph(q)
res_extraction = [result["extraction"]["value"] for result in results["results"]["bindings"]]
res_extraction.append(graph)
for to_clear in res_extraction:
clearGraph = ' CLEAR GRAPH <'+to_clear+'> '
deleteGraph = ' DROP GRAPH <'+to_clear+'> '
sparql = SPARQLWrapper(conf.myEndpoint)
sparql.setQuery(clearGraph)
sparql.method = 'POST'
sparql.query()
sparql.setQuery(deleteGraph)
sparql.method = 'POST'
sparql.query()
def clearGraph(graph):
if graph:
q = """PREFIX schema: <https://schema.org/> SELECT DISTINCT ?extraction WHERE {<"""+graph+"""> schema:keywords ?extraction}"""
results = hello_blazegraph(q)
res_extraction = [result["extraction"]["value"] for result in results["results"]["bindings"]]
res_extraction.append(graph)
for to_clear in res_extraction:
clearGraph = ' CLEAR GRAPH <'+to_clear+'> '
sparql = SPARQLWrapper(conf.myEndpoint)
sparql.setQuery(clearGraph)
sparql.method = 'POST'
sparql.query()
def retrieve_extractions(res_uri):
q = """PREFIX schema: <https://schema.org/> SELECT DISTINCT ?extraction WHERE {<"""+res_uri+"""/> schema:keywords ?extraction}"""
results = hello_blazegraph(q)
res_extraction = []
for result in results["results"]["bindings"]:
res_extraction.append(result["extraction"]["value"])
res_dict = {}
for extraction in res_extraction:
id = extraction.split("-")[-1].replace("/", "")
retrieve_graph = """PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT DISTINCT ?uri ?label WHERE {GRAPH <"""+extraction+""">
{ ?uri rdfs:label ?label . }}"""
graph_results = hello_blazegraph(retrieve_graph)["results"]["bindings"]
res_dict[id] = [{"uri": urllib.parse.unquote(res["uri"]["value"]), "label": res["label"]["value"]} for res in graph_results]
if len(res_dict) > 0:
with open(conf.knowledge_extraction, 'r') as ke_file:
ke_dict = json.load(ke_file)
next_id = max(ke_dict[res_uri.split("/")[-1]], key=lambda x: int(x["internalID"]))
res_dict['next_id'] = int(next_id['internalID']) + 1
return res_dict