source: products/qTopic/branches/plone2.1/skins/qtopic/export_csv.py @ 1

## Script (Python) "isATCTbased"
##title=Formats the history diff
##bind container=container
##bind context=context
##bind namespace=
##bind script=script
##bind subpath=traverse_subpath
##parameters=download=0,fields=None,show_header=1
if download:
    context.REQUEST.RESPONSE.setHeader('Content-Type', 'plain/text')
    context.REQUEST.RESPONSE.setHeader('Content-Disposition', 'attachment; filename="%s.csv"'% context.getId())

res = context.queryCatalog()
fields = fields or context.getCustomViewFields()

if hasattr(context, 'getDelimiter'):
    delimiter = context.getDelimiter() or ';'
else:
    delimiter = ','

if hasattr(context, 'getShowHeader'):
    if show_header and context.getShowHeader():
        print delimiter.join(fields)
else:
    if show_header:
        print delimiter.join(fields)


for r in res:
   print delimiter.join([test(getattr(r, f, ''),getattr(r, f, ''),'') for f in fields])
return printed