[Zope-CMF] Re: How to use "typesTool.manage_addTypeInformation" ?

[Raphael Ritz]

KLEIN Stéphane wrote:
> Hello,
> 
> I try to build CMF Product.

If you start learning this you might also want to take
a look at

     http://www.neuroinf.de/LabTools/MySite

Raphael

> 
> I read chapiter 13 "Writing a Product in Python" of "The Definitive 
> Guide to Plone" book 
> (http://docs.neuroinf.de/PloneBook/ch12.rst?image_scale=narrow).
> 
> I look the install method of Extensions/Install.py file.
> 
> I the book, I've this code :
> 
> def install(self):
>     out = []
>     typesTool = getToolByName(self, 'portal_types')
>     skinsTool = getToolByName(self, 'portal_skins')
> 
>     if id not in typesTool.objectIds():
>            typesTool.manage_addTypeInformation(
>                   add_meta_type = factory_type_information['meta_type'],
>                    id = factory_type_information['id']
>                )
>            out.append('Registered with the types tool')
>     else:
>         out.append('Object "%s" already existed in the types tool' % (id))
> 
> When I use this code, I've this error :
> 
> """
> 2005-05-05 19:36:33
> failed:
> Traceback (most recent call last):
> 
>   File 
> "/home/harobed/newzope/Products/CMFQuickInstallerTool/QuickInstallerTool.py", 
> line 235, in installProduct
>     res=install()
> 
>   File 
> "/home/harobed/myzope/lib/python/Products/ExternalMethod/ExternalMethod.py", 
> line 232, in __call__
>     return f(self.aq_parent.this(), *args, **kw)
> 
>   File 
> "/home/harobed/newzope/Products/ZHelloWorld/Extensions/Install.py", line 
> 22, in install
>     )
> 
>   File "/home/harobed/newzope/Products/CMFCore/TypesTool.py", line 598, 
> in manage_addTypeInformation
>     raise ValueError, (
> 
> ValueError: Meta type ZHelloWorld is not a type class.
> """
> 
> ZHelloWorld is my product name.
> 
> Now, in source code tarbal example, I've this :
> 
> from Products.CMFCore.TypesTool import FactoryTypeInformation as fti_klass
> 
> ...
> 
> def install(self):
>     out = []
>     typesTool = getToolByName(self, 'portal_types')
>     skinsTool = getToolByName(self, 'portal_skins')
> 
>     if id not in typesTool.objectIds():
>            typesTool.manage_addTypeInformation(
>             fti_klass.meta_type,              
>                    id = plone_product_name
>                )
>            out.append('Registered with the types tool')
>     else:
>         out.append('Object "%s" already existed in the types tool' % (id))
> 
> Here, the value of fti_klass.meta_type is "Factory-based Type Information".
> 
> What is the good method ? Why I must add type class with fti_klass 
> meta_type name and not my meta_type value ?
> 
> Thanks for your help,
>   -- Stéphane
> 
> _______________________________________________
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> http://mail.zope.org/mailman/listinfo/zope-cmf
> 
> See http://collector.zope.org/CMF for bug reports and feature requests
> 
>