Hi Asger,

This looks like an impressive body of work.  Thanks for sharing it
with us.  I will certainly be taking a closer look and would like to
encourage others to try it out and offer their thoughts/experiences.

- Chris

On Mon, Feb 2, 2009 at 8:36 AM, Asger Blekinge-Rasmussen
<[email protected]> wrote:
> Hi
>
> First draft of the installation guide are up. I will use the rest of
> today to remove the hardwired references from the code, and introduce
> config files.
>
> Regards
> Asger
>
> On Wed, 2009-01-14 at 15:06 +0100, Asger Blekinge-Rasmussen wrote:
>> Hi
>>
>> We at the State and University Library in Denmark have been working on
>> some new functionality for the Fedora system.
>>
>>
>> This is a very brief description of what we have been doing.
>>
>> Fedora is at the core of the new DOMS (Digital Object Management System)
>> which is being developed at the State and University Library in
>> Aarhus/Denmark. For this system, we needed more powerful content models.
>> More specifically, we needed content models that specify the xml schemas
>> for datastreams, cardinality restrictions on relations and allowed types
>> for the targets of relations. In addition, we needed to retain
>> compatibility with the original Fedora system.
>>
>> We did this by enhancing the content models and building a validator
>> which can validate objects against the new enhanced content models. In
>> addition, we hooked the API-M module, so that the validator is invoked
>> on changes in a way guarantees that the data objects in d the repository
>> stay consistent.
>>
>> Everything we have been doing is released under the Apache 2.0 license.
>> We have made a page for this project on the Fedora Wiki -
>> http://fedora-commons.org/confluence/display/DEV/Fedora+Enhanced+Content
>> +Models
>>
>> Our hope is that this could become a standard part of Fedora, but for
>> now we just want to unveil it to the community and receive your
>> feedback. So, feel free to write me or leave comments.
>>
>> Regards
>> Asger Blekinge-Rasmussen
>> IT-developer
>> State and University Library
>> Denmark

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