enhance formatters

weboob/tools/application/formatters/multiline.py

@@ -0,0 +1,34 @@
+# -*- coding: utf-8 -*-
+
+# Copyright(C) 2010  Christophe Benz
+# 
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, version 3 of the License.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+
+from .iformatter import IFormatter
+
+
+__all__ = ['MultilineFormatter']
+
+
+class MultilineFormatter(IFormatter):
+    def __init__(self, key_value_separator=u': ', after_item=u'\n', display_keys=True):
+        self.key_value_separator = key_value_separator
+        self.after_item = after_item
+        self.display_keys = display_keys
+
+    def format_dict(self, item, selected_fields):
+        result_str = u'\n'.join(u'%s%s' % ((u'%s%s' % (k, self.key_value_separator) if self.display_keys else ''),
+                                           unicode(item[k])) for k in selected_fields) + self.after_item
+        return result_str