CR add script

Author: inwoods

scripts/file-search-replace.py

@@ -0,0 +1,38 @@
+#! /usr/bin/python
+
+# ***********************************************************************
+# Copyright (c) 2017 Unity Technologies. All rights reserved.
+#
+# Licensed under the ##LICENSENAME##.
+# See LICENSE.md file in the project root for full license information.
+# ***********************************************************************
+
+
+# Read the specified file and replace all instances of searchstr with replacestr.
+
+import os
+import sys
+import re
+
+if len(sys.argv) < 4:
+  sys.stderr.write("USAGE: {} input/path/to/file searchstr replacestr\n".format(sys.argv[0]))
+  sys.stderr.write("Performs a search replace on the input file./.\n")
+  sys.exit(1)
+
+filename = sys.argv[1]
+if not os.path.exists(filename):
+  sys.stderr.write("ERROR: file {} does not exist\n".format(filename))
+  sys.exit(1)
+  
+searchstr = sys.argv[2]
+replacestr = sys.argv[3]
+if not searchstr or not replacestr:
+  sys.stderr.write("ERROR: invalid search or replace string detected")
+  sys.exit(1)
+
+with open(filename, 'r+') as filein:
+  data=filein.read()
+  data=re.sub(searchstr, replacestr, data, 1, re.IGNORECASE)
+  filein.seek(0)
+  filein.write(data)
+  filein.truncate()