Added replace or pass on generation

favicon/__init__.py

@@ -4,7 +4,7 @@
 - Put in a storage backend
 - Include HTML tags for use favicon
 """
-VERSION = (0, 5, 1)
+VERSION = (0, 6, 0)
 __version__ = '.'.join([str(i) for i in VERSION])
 __author__ = 'Anthony Monthe (ZuluPro)'
 __email__ = 'anthony.monthe@gmail.com'

favicon/management/commands/generate_favicon.py

@@ -32,6 +32,8 @@ def add_arguments(self, parser):
                             help="Do NOT prompt the user for input of any kind.")
         parser.add_argument('--post-process', action='store_true', default=False,
                             help="Do post process collected files.")
+        parser.add_argument('--replace', '-r', action='store_true', default=False,
+                            help="Delete file if already existing.")
         parser.add_argument('--dry-run', '-n', action='store_true', default=False,
                             help="Do everything except modify the filesystem.")
 
@@ -62,7 +64,7 @@ def handle(self, *args, **options):
         if options['dry_run']:
             self.stdout.write('No operation launched')
         else:
-            generate(source_file, storage, prefix)
+            generate(source_file, storage, prefix, options['replace'])
 
         if options['post_process']:
             self.stdout.write('Launch post process')

favicon/utils.py

@@ -15,7 +15,7 @@
 )
 
 
-def generate(source_file, storage, prefix=None):
+def generate(source_file, storage, prefix=None, replace=False):
     """
     Creates favicons from a source file and upload into storage.
     This also create the ieconfig.xml file.
@@ -26,12 +26,19 @@ def generate(source_file, storage, prefix=None):
     :type storage: :class:`django.core.files.storage.Storage`
     :param prefix: Prefix included in new files' names
     :type prefix: str
+    :param replace: Delete file is already existing.
+    :type replace: bool
     """
     prefix = prefix or ''
 
-    def write_file(output_file, name):
+    def write_file(output_file, name, replace=False):
         """Upload to storage."""
         name = prefix + name
+        if storage.exists(name):
+            if replace:
+                storage.delete(name)
+            else:
+                return
         content = File(output_file, name)
         storage._save(name, content)
     # Save ICO