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Professional Plone Development: Building robust, content-centric web applications with Plone 3, an open source Content Management System by Martin Aspeli

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Zope 3, Formlib, and the Role of Archetypes

Archetypes has been enormously beneficial to Plone developers’ productivity, and in this chapter, we have aimed to show its most modern side. At the same time, some aspects of its design are showing their age. For example, it would be nice if Archetypes schemata did not overlap with interfaces using fields from zope.schema. Some developers also frown at the Class Generator, and the use of separate accessor and mutator methods for each field. Perhaps more importantly, it would be very useful to be able to support proper add forms, and avoid premature object creation.

All of this is of course part of the same type of evolution that Plone, CMF, and Zope are experiencing in light of Zope 3. Given the incredible ...

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