--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/decoupage/formatters.py	Mon Sep 07 13:40:22 2009 -0400
@@ -0,0 +1,95 @@
+from fnmatch import fnmatch
+
+class FormatterBase(object):
+    """
+    abstract base class if you want to use __init__ methods 
+    in the form of 
+    'arg1, arg2, arg3, kw1=foo, kw2=bar, kw3=baz
+    """
+
+    defaults = {}
+
+    def __init__(self, string):
+        args = [ i.strip() for i in string.split(',') ]
+        for index, arg in enumerate(args):
+            if '=' in arg:
+                break
+        else:
+            self.args = args
+            return
+        self.args = args[:index]
+        self.kw = dict([i.split('=', 1) for i in args[index:]])
+        for key, default in defaults.items():
+            if key not in self.kw:
+                self.kw[key] = default
+
+class Ignore(object):
+    """ignore files of a certain pattern"""
+    
+
+    def __init__(self, ignore):
+        self.match = [ i.strip() for i in ignore.split(',')
+                       if i.strip() ]
+
+    def __call__(self, request, data):
+        _files = []
+        for f in data['files']:
+            for pattern in self.match:
+                if fnmatch(f['name'], pattern):
+                    break
+            else:
+                _files.append(f)
+        data['files'] = _files
+
+
+class All(object):
+    """
+    only pass files of a certain pattern;
+    the inverse of ignore
+    """
+    
+    def __init__(self, pattern):
+        self.match = [ i.strip() for i in pattern.split(',')
+                       if i.strip() ]
+        
+
+    def __call__(self, request, data):
+        _files = []
+        for f in data['files']:
+            if self.match:
+                for pattern in self.match:
+                    if fnmatch(f['name'], pattern):
+                        _files.append(f)
+                        break
+            else:
+                # use only files where the description is not None
+                if f['description'] is not None:
+                    _files.append(f)
+        data['files'] = _files
+        
+
+class FilenameDescription(FormatterBase):
+
+    def __call__(self, request, data):
+        for f in data['files']:
+            if f['description'] is None:
+                description = f['name']
+                if 'strip' in self.args:
+                    description = description.rsplit('.', 1)[0]
+                f['description'] = description
+
+
+class TitleDescription(FormatterBase):
+    defaults = { 'separator': ':' }
+        
+    def __call__(self, request, data):
+        for f in data['files']:
+            if f['description'] and self.separator in f['description']:
+                title, description = f['description'].split(self.separator, 1)
+                f['title'] = title
+                f['description'] = description
+            else:
+                f['title'] = f['description']
+                f['description'] = None
+                
+