From 0e54bf206a63be7c41f4b781cd89a8ee7af7ea54 Mon Sep 17 00:00:00 2001
From: Boris De Vloed <boris.de.vloed@gmail.com>
Date: Tue, 19 Sep 2023 14:48:09 +0200
Subject: [PATCH] cleanup custom booleans

---
 .../2023/20230919113001-boolean-datatype.sparql | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 config/migrations/2023/20230919113001-boolean-datatype.sparql

diff --git a/config/migrations/2023/20230919113001-boolean-datatype.sparql b/config/migrations/2023/20230919113001-boolean-datatype.sparql
new file mode 100644
index 0000000..2f71ead
--- /dev/null
+++ b/config/migrations/2023/20230919113001-boolean-datatype.sparql
@@ -0,0 +1,17 @@
+PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
+
+DELETE {
+  GRAPH ?g {
+    ?s ?p ?o .
+  }
+} INSERT {
+  GRAPH ?g {
+    ?s ?p ?newLiteral .
+  }
+} WHERE {
+  GRAPH ?g {
+    ?s ?p ?o .
+    FILTER (datatype(?o) = <http://mu.semte.ch/vocabularies/typed-literals/boolean>)
+    BIND (STRDT(STR(?o), xsd:boolean) AS ?newLiteral)
+  }
+}
\ No newline at end of file