Re: Dynamic list

Wednesday, February 25, 2009, 2:55:12 AM, Kirill wrote:

> Hi All,
>
> I've been fighting with this for a while and now out looking for help.
>
> I am creating a generic template, used to work with XML data model.
> Here is how the template looks right now:
>
> <#ftl>
>
> <#-- this will be a Freemarker Template -->
> <#noparse><#ftl ns_prefixes={"D":"http://our.site.com/ns"}></#noparse>
>
> <#list .data_model?keys as key>
>   <#if .data_model[key]?is_node>
>     <#recurse .data_model[key]>
>   </#if>
> </#list>
>
> <#macro @element>
>     <${.node?node_name} <@attributes/><#if
> !.node?children?has_content>/</#if>>
>
>     <#if .node?children?size = 1>
>         ${r"${"}${varPath}.<@nodePath/>${.node?node_name}${r"}"}
>     </#if>
>
>     <#if .node?children?size &gt; 0>
>         <#recurse>
>     </#if>
>
>     <#if .node?children?has_content>
>     </${.node?node_name}>
>     </#if>
> </#macro>
>
> <#macro @text>
> </#macro>
>
> <#macro attributes>
>     <#if .node.@@?has_content>
>         <@compress single_line=true>
>             <#list .node.@@ as attribute>
>
> ${attribute?node_name}=${r"${"}${varPath}.<@nodePath/>${.node?node_name}.@${attribute?node_name}${r"}"}
>             </#list>
>         </@compress>
>     </#if>
> </#macro>
>
> <#macro nodePath>
>     <@compress single_line=true>

(I don't think you need this @compress, since you are already using
<#t>.)

>         <#list .node?ancestors?reverse as node>
>             <#if node?node_type = 'element'>
>                 ${node?node_name}.<#t>
>             </#if>
>         </#list>
>     </@compress>
> </#macro>
>
>
> And here is where I'm stuck. Sometimes, there are multiple @element's
> out there, for example, XML looks like this:
> <root>
>    <parent>
>        <child/>
>        <child/>
>        <child/>
>    </parent>
> </root>
>
> With the current template, in the output I'm getting all of the
> <child> nodes, and all of them have same variable names, of course.
> What I need to do - is create a list of those nodes, so the result is
> smth like: <#list nodes as node>${node?node_name}</#list>
>
> How can I create such a list, without breaking the <#macro @element> ?
> Or, if this needs to be re-done, what's the best possible way here?

I'm not sure what you want to achieve... demonstrate the problem with
a more bare-bone example, because I don't think others will follow
either.

> Thanks a bunch for all the help.
>
> - Kirill
>
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-- 
Best regards,
 Daniel Dekany


------------------------------------------------------------------------------
Open Source Business Conference (OSBC), March 24-25, 2009, San Francisco, CA
-OSBC tackles the biggest issue in open source: Open Sourcing the Enterprise
-Strategies to boost innovation and cut costs with open source participation
-Receive a $600 discount off the registration fee with the source code: SFAD
http://p.sf.net/sfu/XcvMzF8H