Merge branch 'master' of gitlab.com:matteodelabre/wikimedica-disease-search

data/build_graph.py

@@ -1,14 +1,14 @@
 #!/usr/bin/env python
-from fetch import wikidata
+from fetch import wikidata, wikimedica
 from neo4j import GraphDatabase
+import json
 
 
 NEO4J_URI = "bolt://localhost:7687"
 NEO4J_USR = "neo4j"
 NEO4J_PSW = "test"
 
-# Conection with Neo4j
+ALIGNEMENT_FILE_PATH = "data/alignment_result.json"
-driver = GraphDatabase.driver(NEO4J_URI, auth=(NEO4J_USR, NEO4J_PSW))
 
 
 
@@ -28,14 +28,18 @@ def define_link_from_type(link_id):
 
 
 
-# Create indexes
+def create_graph():
-with driver.session() as session:
+    """
+    Build and insert graph from wikidata to neo4j
+    """
+    # Create indexes
+    with driver.session() as session:
             session.run("CREATE INDEX ON :Disease(id);")
             session.run("CREATE INDEX ON :Sign_symsymptoms(id);")
             session.run("CREATE INDEX ON :Risk_factor(id);")
 
-# Get all diseases, links, symptoms
+    # Get all diseases, links, symptoms
-request_disease_links = (wikidata.request("""
+    request_disease_links = (wikidata.request("""
         SELECT ?maladie ?maladieLabel ?link ?linkLabel ?signe_symptome ?signe_symptomeLabel
         WHERE {
         ?maladie ?link ?signe_symptome.
@@ -43,10 +47,10 @@ request_disease_links = (wikidata.request("""
         VALUES ?link {wdt:P780 wdt:p1542 wdt:P5642}
         }
         ORDER BY ?maladie
-"""
+    """
-))['results']['bindings']
+    ))['results']['bindings']
 
-for link in request_disease_links:
+    for link in request_disease_links:
         disease_id = link["maladie"]["value"].split("/")[-1]
         disease_label = link["maladieLabel"]["value"].lower()
         disease_type = "Disease"
@@ -85,5 +89,36 @@ for link in request_disease_links:
                 signe_symptome_id=signe_symptome_id
             )
 
+
+
+def align_with_wikimedica():
+    """
+    Align neo4j graph and Wikidata
+    """
+    with open(ALIGNEMENT_FILE_PATH, "r") as align_file:
+        align = json.loads(align_file.read())
+        
+        for entity in align:
+            if 'wikidata_id' in entity:
+                
+                with driver.session() as session:
+                    wikidata_id = entity['wikidata_id']
+                    wikidata_page = wikimedica.get_web_page(entity['wikimedica_uri'])
+
+                    session.run(
+                        "MATCH (d {id:$wikidata_id})"
+                        "SET d.wikimedia_id = $wikimedica_uri",
+                        wikidata_id=wikidata_id,
+                        wikimedica_uri=wikidata_page,
+                    )
+
+
+
+# Conection with Neo4j
+driver = GraphDatabase.driver(NEO4J_URI, auth=(NEO4J_USR, NEO4J_PSW))
+
+create_graph()
+align_with_wikimedica()
+
 # Close Neo4j connection
 driver.close()

data/fetch/wikimedica.py

@@ -1,18 +1,20 @@
 from .http import session
-import rdflib
 
-def request(page, request):
+def request(uri, request):
     """
-    Effectue une requête SPARQL sur une page de WikiMedica
+    Effectue une requête SPARQL depuis une uri de WikiMedica
 
-    :param page: Page de WikiMedica ciblé
+    :param uri: uri de WikiMedica ciblé
     :param request: Requête SPARQL appliqué
     :return: Réponse du point d'accés sous forme d'un tableau de dictionaire
     """
-    data = session.get(page, stream=True)
+    data = session.get(uri, stream=True)
 
     g = rdflib.Graph()
     g.parse(data.raw)
     qres = g.query(request)
 
     return [row.asdict() for row in qres]
+
+def get_web_page(uri):
+    return uri.replace("/Special:ExportRDF", "")