Fetch DPRs

.vscode/settings.json

@@ -1,3 +1,4 @@
 {
-    "python.pythonPath": "venv/bin/python"
+    "python.pythonPath": "venv/bin/python",
+    "python.formatting.provider": "black"
 }

fetch_dpr.py

@@ -0,0 +1,66 @@
+"""
+Chron.
+Copyright (C) 2018 Alisa Belyaeva, Ata Ali Kilicli, Amaury Martiny,
+Daniil Mordasov, Liam O’Flynn, Mikhail Orlov.
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <https://www.gnu.org/licenses/>.
+"""
+
+from datetime import datetime
+import requests
+import os
+
+URL = "https://query.wikidata.org/sparql"
+QUERY = """
+PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
+
+SELECT ?parent ?parentLabel ?child ?childLabel ?inception ?dissolved WHERE {
+  VALUES (?countryclass) {
+    (wd:Q3024240)
+    (wd:Q6256)
+  }
+  ?parent wdt:P31 ?countryclass.
+  ?parent wdt:P150* ?child.
+  ?parent wdt:P571 ?inception.
+  OPTIONAL { ?parent wdt:P576 ?dissolved. }
+  FILTER(?inception < "1815-01-01T00:00:00Z"^^xsd:dateTime)
+  FILTER((?dissolved >= "1789-01-01T00:00:00Z"^^xsd:dateTime) || (!BOUND(?dissolved)))
+  FILTER(?parent != ?child)
+  SERVICE wikibase:label { bd:serviceParam wikibase:language "en" }
+}
+"""
+R_DPRS = requests.get(URL, params={"format": "json", "query": QUERY})
+DPRS = R_DPRS.json()
+
+for dpr in DPRS["results"]["bindings"]:
+    try:
+        data = {
+            "control_type": 10,  # direct
+            "parent": int(dpr["parent"]["value"].split("Q", 1)[1]),
+            "child": int(dpr["child"]["value"].split("Q", 1)[1]),
+            "start_date": datetime.strptime(
+                dpr["inception"]["value"][:-1], "%Y-%m-%dT%H:%M:%S"
+            ).strftime("%Y-%m-%d"),
+            "end_date": datetime.strptime(
+                dpr["dissolved"]["value"][:-1], "%Y-%m-%dT%H:%M:%S"
+            ).strftime("%Y-%m-%d"),
+        }
+        r_dpr = requests.post(
+            os.getenv("API_ROOT", "http://localhost/api/") + "/cached-data/",
+            data,
+            params={"format": "json"},
+        )
+        print(str(r_dpr.status_code) + ": " + r_dpr.reason)
+    except KeyError:
+        print("No coordiantes for " + dpr["dprLabel"]["value"])