1 files changed, 10 insertions, 0 deletions
diff --git a/roles/prerec/templates/get-file-prefix b/roles/prerec/templates/get-file-prefix
new file mode 100755
index 0000000..0240b99
--- /dev/null
+++ b/roles/prerec/templates/get-file-prefix
@@ -0,0 +1,10 @@
+#!/bin/bash
+# {{ ansible_managed }}
+# Usage: get-file-prefix $slug [talks.json]
+# You can also set the TALKS_JSON environment variable
+
+SLUG=$1
+if [ -z "$TALKS_JSON" ]; then
+  TALKS_JSON=${2:-~orga/current/talks.json}
+fi
+jq -r '.talks[] | select(.slug=="'$SLUG'")["file-prefix"]' < $TALKS_JSON