From 3deac3cb0f7c86863b58ec9ea08fa225da01126d Mon Sep 17 00:00:00 2001
From: Emily Frost <emfrost@posteo.net>
Date: Mon, 11 Feb 2019 13:05:22 -0600
Subject: [PATCH] Added ps2-disc-rename.

---
 ps2-disc-rename | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100755 ps2-disc-rename

diff --git a/ps2-disc-rename b/ps2-disc-rename
new file mode 100755
index 0000000..2bcce0e
--- /dev/null
+++ b/ps2-disc-rename
@@ -0,0 +1,23 @@
+#!/bin/bash
+# A simple tool to prepend PS2 disc image file names with their appropriate gameids.
+# This is just for OpenPS2Loader, and requires hdl-dump.
+
+for disc_name in "$@"; do
+    disc_path="$(realpath "$disc_name")"
+    disc_dir="$(dirname "$disc_path")"
+    disc_short="$(basename "$disc_path")"
+
+    hdldump_output="$(hdl-dump cdvd_info "$disc_path" | cut -d ' ' -f 1)"
+    gameid="${hdldump_output//\"/}"
+
+    if ! echo "$disc_path" | grep -q "$gameid"; then
+        new_disc_filename="${gameid}.${disc_short}"
+        new_disc_path="${disc_dir}/${new_disc_filename}"
+
+        echo "Previous path: ${disc_path}"
+        echo "New path: ${new_disc_path}"
+        mv "$disc_path" "$new_disc_path"
+    else
+        echo "${disc_short} is already named correctly."
+    fi
+done