Re: Multiple links (for a collection) on a atom entry

[Jan Algermissen <algermissen1971@xxxxxxx>]

On Feb 2, 2010, at 3:35 PM, Julio Lima wrote:

> Jan
> 
> My scenario is : A already have one server, this server is responsible for one research (credit card), and I can access it using a AtomPub protocol.
> Now I am developing a second application, one a second server, which need to provide information about about generic tourists destinations. For each destination I would like to link all acceptable credit cards. 
> To expose this "destination" resource, I would like to use AtomPub as well.
> And to "link" both resources, I thought that atom:link element is the more appropriate tag, right?
> 

Yes.


> So, I end up with two different possible atom feeds for a destination (see below).
> 

The first one looks better. (the type is wrong though, you need to say ..+xml;profile=""


> The difference between them are minus, but important.
> The first one has only one link, to all credit cards accepted by a given destination (possible a complete feed).
> The second one has 3 links, one for each credit cards accepted by a given destination (possible 3 entries).

> 
> My question is : both approaches are correct? Which one would you use? Any pros & cons ?
> 

I would probably not prepresent a credit card with an atom entry, only when it appears inside a feed (example one).

Jan



> Thanks a lot!
> Julio
> 
>  <entry  xmlns="http://www.w3.org/2005/Atom";
> 
>         xmlns:d="http://destinos.abril.com.br/2010/destinos";
> 
> 
> 
>         xmlns:xh="http://www.w3.org/1999/xhtml";>
> 
> 
> 
>  
> 
> 
>         
> <id>urn:uuid:1225c695-cfb8-4ebb-aaaa-80da344efa6a</id>
> 
> 
> 
>         <title>Brasil</title>
> 
> 
> 
>  
> 
> 
>         
> <summary type="plain/text">
> 
> 
> 
>             Brasil, an amazing country.
> 
> 
> 
>         </summary>
> 
> 
> 
>         
> 
> 
> 
>       <content type="application/xhtml">
> 
> 
> 
>         <xh:div> <b>Brasil</b> é um país muito bonito... e a melhor cidade é a de <b>São Paulo</b> ...</xh:div>
> 
> 
> 
>       </content>
> 
> 
> 
>  
> 
> 
>      
> <link rel="credit-cards" type="application/atom+xml&profile=vnd/abd-credit-card" href="http://destination.example.com/destination/brazil/credit-cards"/>     
> 
> 
> 
>  
> 
> 
> 
> </entry> 
> 
> 
> 
> 
> 
> 
> or
> 
> 
> 
> 
> 
> 
> <entry  xmlns="http://www.w3.org/2005/Atom";
> 
> 
> 
>         xmlns:d="http://destinos.abril.com.br/2010/destinos";
> 
> 
> 
>         xmlns:xh="http://www.w3.org/1999/xhtml";>
> 
> 
> 
>  
> 
> 
>         
> <id>urn:uuid:1225c695-cfb8-4ebb-aaaa-80da344efa6a</id>
> 
> 
> 
>         <title>Brasil</title>
> 
> 
> 
>  
> 
> 
>         
> <summary type="plain/text">
> 
> 
> 
>             Brasil, an amazing country.
> 
> 
> 
>         </summary>
> 
> 
> 
>         
> 
> 
> 
>       <content type="application/xhtml">
> 
> 
> 
>         <xh:div> <b>Brasil</b> é um país muito bonito... e a melhor cidade é a de <b>São Paulo</b> ...</xh:div>
> 
> 
> 
>       </content>
> 
> 
> 
>  
> 
> 
>       
> <d:category>
> 
> 
> 
>        <d:type>COUNTRY</d:type>         
> 
> 
> 
>      </d:category>
> 
> 
> 
>  
> 
> 
>       
> <link rel="credit-card" type="application/atom+xml&profile=vnd/abd-credit-card" href="http://destination.example.com/credit-card/amex"/>    
> 
> 
> 
>       <link rel="credit-card" type="application/atom+xml&profile=vnd/abd-credit-card" href="http://destination.example.com/credit-card/visa"/>     
> 
> 
> 
>       <link rel="credit-card" type="application/atom+xml&profile=vnd/abd-credit-card" href="http://destination.example.com/credit-card/mastercard"/> 
> 
> 
> 
>  
> 
> 
> 
> </entry>  
> 
> 
> 
> 
> On Tue, Feb 2, 2010 at 10:33 AM, Jan Algermissen <algermissen1971@xxxxxxx> wrote:
> Julio,
> 
> I am afraid you need to provide more context....I don't get what you want to do.
> 
> Jan
> 
> 
> 
> On Feb 2, 2010, at 11:33 AM, Julio Lima wrote:
> 
> > Hi,
> > I'm working on a atom-entry spec for a "destination" feed. This
> > destination has relation with "credit-card" (all credit cards usually
> > accepted on that destination). Of course, one destination may have
> > more than one credit card associated.
> > So I thought on two different approaches :
> >
> > First one, listing all links direct on entry (destination.xml) and
> > another way is to link to a entry point that list all credit cards
> > accepted by a destination (destination2.xml) :
> >
> > https://gist.github.com/5a38922984fd94398012
> > Which one would you use? Any pros & cons ?
> >
> > Thanks a lot!
> > Julio
> >
> 
> -----------------------------------
>  Jan Algermissen, Consultant
>  NORD Software Consulting
> 
>  Mail: algermissen@xxxxxxx
>  Blog: http://www.nordsc.com/blog/
>  Work: http://www.nordsc.com/
> -----------------------------------
> 
> 
> 
> 
> 

-----------------------------------
 Jan Algermissen, Consultant
 NORD Software Consulting

 Mail: algermissen@xxxxxxx
 Blog: http://www.nordsc.com/blog/
 Work: http://www.nordsc.com/
-----------------------------------