rewrote to work based on command line arguments [Sorry, @Jakob.]

variable_grabbler.py

@@ -1,41 +1,29 @@
 #!/usr/bin/python2
 
 print """
-Variable Grabbler - version 1.9
+Variable Grabbler - version 2.0
 -------------------------------"""
 
 # definitions
-import os, json, fnmatch
+import os, json, sys
 
-dir = os.path.dirname(os.path.abspath(__file__))
-file_name_pattern = "*.{php,html}"
+if not len(sys.argv)==3:
+  print >> sys.stderr, "Error: Exactly two arguments required: \"python variable_grabbler.py <file to be rewritten> <config file>\""
+  sys.exit(1)
 
 print "Reading config file...",
-config = open("variable_grabbler.cfg","r")
+config = open(sys.argv[2],"r")
 parsed = json.loads(config.read().decode("utf-8"))
 config.close()
 print "Done."
 
-print "Working on files:",
+print "Working on file: "+sys.argv[1]
 for x in parsed:
-  print "\n["+x+"]:",
-  for path, dirs, files in os.walk(dir):
-    printed_path = False
-    for file_name in fnmatch.filter(files, file_name_pattern):
-      file_path = os.path.join(path, file_name)
-
-      if not printed_path:
-        print "\n"+path+" >",
-        printed_path = True
-      print file_name,
-
-      file_in = open(file_path, "r")
-      file_content = file_in.read()
-      file_in.close()
-
-      file_content = file_content.decode('utf-8').replace("%" + x + "%", parsed[x]).encode('utf-8')
-
-      file_out = open(file_path, "w")
-      file_out.write(file_content)
-      file_out.close()
+  print x,
+  file_in = open(sys.argv[1], "r")
+  file_content = file_in.read()
+  file_in.close()
+  file_out = open(file_path, "w")
+  file_out.write(file_content.decode('utf-8').replace("%" + x + "%", parsed[x]).encode('utf-8'))
+  file_out.close()
 print "\nDone."