implement search function

geonetwork/gn_api.py

@@ -184,5 +184,26 @@ def delete_thesaurus_dict(self, name):
         response.raise_for_status()
         return response.json()
 
+    def search(self, query):
+        """
+        Use geonetwork API to search metadata
+        :param query: query generated by frontend app like datahub of geonetwork
+        looks like that :
+         {"query":{"bool":{"must":[{"terms":{"isTemplate":["n"]}},{"multi_match":{"query":"test","type":"bool_prefix","fields":["resourceTitleObject.*^4","resourceAbstractObject.*^3","tag^2","resourceIdentifier"]}}],"must_not":{"terms":{"resourceType":["service","map","map/static","mapDigital"]}}}},"_source":["resourceTitleObject","uuid"],"from":0,"size":20}
+        """
+        headers = {
+            'Accept': 'application/json',
+            'Content-Type' : 'application/json'
+        }
+        url = self.api_url + "/search/records/_search?bucket=bucket"
+        print(query)
+        resp = self.session.post(
+            url,
+            headers=headers,
+            data=query
+        )
+        resp.raise_for_status()
+        return resp.content
+
     def close_session(self):
         self.session.close()