Added more description and MIN_NAME_MATCHING_PERCENTAGE parameter

IServ_Elternimport_Divis.php

@@ -19,6 +19,7 @@
  * $ php ./IServ_Elternimport_Divis.php iserv-user-export.csv divis-parents-export.csv > Parents_Import.csv
  */
 
+define ("MIN_NAME_MATCHING_PERCENTAGE", 85);
 define ("WRITE_TO_CONSOLE", true);
 define ("IS_CLI", (php_sapi_name() == "cli"));
 
@@ -71,7 +72,10 @@ function find_parent_by_student ($firstname, $lastname) {
 
         // If match is bigger or equal to 85% and this match is higher
         // ranked than the last, make this the current best match
-        if ($perc >= 85 && $best_match["match_perc"] < $perc) {
+        if (
+            $perc >= MIN_NAME_MATCHING_PERCENTAGE &&
+            $best_match["match_perc"] < $perc
+        ) {
             console_write ("INFO: New best match '{$hash}' at {$perc}%");
             $best_match = [
                 "match_perc" => $perc,