From 06810108f76fa60606dddedc7d19dcde8aeaa8db Mon Sep 17 00:00:00 2001
From: Uttarayan Mondal <uttarayan21@gmail.com>
Date: Sun, 13 Dec 2020 14:17:56 +0530
Subject: [PATCH] Initial commit

---
 decrypt.py | 65 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100755 decrypt.py

diff --git a/decrypt.py b/decrypt.py
new file mode 100755
index 0000000..ffeb799
--- /dev/null
+++ b/decrypt.py
@@ -0,0 +1,65 @@
+#!/usr/bin/env python3
+import lzstring
+import json
+import argparse
+import os
+import errno
+import sys
+
+sys.tracebacklimit = 0
+
+
+def decode_rpgsave(save):
+    lz = lzstring.LZString()
+    decoded = lz.decompressFromBase64(save)
+    parsed = json.loads(decoded)
+    decoded = json.dumps(parsed, indent=4, sort_keys=True)
+    return decoded
+
+
+def encode_rpgsave(save):
+    lz = lzstring.LZString()
+    encoded = lz.compressToBase64(save)
+    return encoded
+
+
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument("-e",
+                        "--encode",
+                        help="Encode the decoded savefile",
+                        action="store_true")
+    parser.add_argument(
+        "-o",
+        "--output",
+        help="Specify the output file instead of printing to stdout")
+    parser.add_argument(
+        "file", help="The rpgsave file which is either encoded / decoded")
+
+    if len(sys.argv) == 1:
+        parser.print_help(sys.stderr)
+        sys.exit(0)
+
+    args = parser.parse_args()
+
+    if os.path.isfile(args.file) == False:
+        parser.print_usage()
+        raise FileNotFoundError(errno.ENOENT, os.strerror(errno.ENOENT),
+                                args.file)
+        sys.exit(1)
+    else:
+        f = open(args.file, "r")
+    if args.encode == True:
+        output = encode_rpgsave(f.read())
+    else:
+        output = decode_rpgsave(f.read())
+
+    if args.output:
+        with open(args.output, "w") as f:
+            f.write(output)
+    else:
+        print(output)
+
+
+if __name__ == '__main__':
+    main()