From 7189c9997fad6b8d3b90272c8d12bc7437fdb5e5 Mon Sep 17 00:00:00 2001
From: jvoisin
Date: Thu, 23 Jun 2011 20:08:07 +0200
Subject: Polishing the argument parsing process, fix the display_version
 function

---
 cli.py | 37 ++++++++++++++++++-------------------
 1 file changed, 18 insertions(+), 19 deletions(-)

(limited to 'cli.py')

diff --git a/cli.py b/cli.py
index 1a8713d..3ebe969 100755
--- a/cli.py
+++ b/cli.py
@@ -6,33 +6,33 @@
 import sys
 from lib import mat
 import optparse
+import hachoir_core
 
 __version__ = '0.1'
 
 def parse():
     parser = optparse.OptionParser(usage='%prog [options] filename')
-    common = optparse.OptionGroup(parser, 'Metadata Anonymisation Toolkit - CLI')
-    common.add_option('--display', '-d', action='store_true', default=False,
-        help='List all the meta of a file without removing them')
-    common.add_option('--check', '-c',  action='store_true', default=False,
-        help='Check if a file is free of harmfull metadatas')
-    common.add_option('--version', action='callback', callback=displayVersion,
-        help='Display version and exit')
-    common.add_option('--backup', '-b', action='store_true', default=False,
+    parser.add_option('--backup', '-b', action='store_true', default=False,
         help='Keep a backup copy')
-    common.add_option('--ugly', '-u', action='store_true', default=False,
-        help='Remove harmful meta, but with loss')
-    parser.add_option_group(common)
+    parser.add_option('--check', '-c',  action='store_true', default=False,
+        help='Check if a file is free of harmfull metadatas')
+    parser.add_option('--display', '-d', action='store_true', default=False,
+        help='List all the meta of a file without removing them')
+    parser.add_option('--ugly', '-u', action='store_true', default=False,
+        help='Remove harmful meta, but loss can occure')
+    parser.add_option('--version', '-v', action='callback',
+        callback=display_version, help='Display version and exit')
 
     values, arguments = parser.parse_args()
     if not arguments:
         parser.print_help()
-        sys.exit(1)
+        sys.exit(0)
     return values, arguments
 
-def displayVersion():
-    print('Metadata Anonymisation Toolkit - CLI %s') % __version__
-    print('Hachoir library version %s') % hachoir_core.__version__
+def display_version(*args):
+    print('Metadata Anonymisation Toolkit version %s') % mat.__version__
+    print('CLI version %s') % __version__
+    print('Hachoir version %s') % hachoir_core.__version__
     sys.exit(0)
 
 def list_meta(class_file, filename):
@@ -41,7 +41,7 @@ def list_meta(class_file, filename):
     '''
     print('[+] File %s :' % filename)
     for key, value in class_file.get_meta().iteritems():
-        print key + ' : ' + value
+        print(key + ' : ' + value)
 
 def is_clean(class_file, filename):
     '''
@@ -72,8 +72,7 @@ def clean_meta_ugly(class_file, filename):
         print('%s is already clean' % filename)
     else:
         class_file.remove_all_ugly()
-        print('%s cleaned !' % filename)
-
+        print('%s cleaned' % filename)
 
 def main():
     args, filenames = parse()
@@ -83,7 +82,7 @@ def main():
         func = list_meta
     elif args.check is True: #only check if the file is clean
         func = is_clean
-    elif args.ugly is True:
+    elif args.ugly is True: #destructive anonymisation method
         func = clean_meta_ugly
     else: #clean the file
         func = clean_meta
-- 
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