Would it be helpful if i make i ticket in your JIRA system?

-- Hay

2010/3/2 Grégory Joseph <[email protected]>:
>
> Hmm you're right, it's indeed not very clear by the documentation; the idea 
> was more to be able to keep on calling siblings.next() until you reach the 
> end, to generate navigation menus for example. I'm not sure it's used 
> anywhere to do that at the moment, so we could maybe either change its 
> behavior and/or introduce extra "read-only" methods.
>
> On Mar 2, 2010, at 10:58, Hay (Husky) wrote:
>
>>
>> Well, after a little more digging i got to the root of the problem,
>> which isn't what i thought it was at all.
>>
>> I was assuming that the internal pointer of the returned
>> mgnl.siblings() object would stay at the current page, however, that's
>> not the case. The first siblings.prev() in my original code set the
>> pointer back to the previous page, so the next siblings.next() returns
>> the current page. To correct the problem you could fix it by
>> re-assigning the variable, so you get this code:
>>
>> [#assign siblings = mgnl.siblings(content) /]
>>
>> [#if !siblings.first]
>>   <a href="${mgnl.createLink(siblings.prev())}">Previous page</a>
>> [/#if]
>>
>> [#assign siblings = mgnl.siblings(content) /]
>>
>> [#if !siblings.last]
>>   <a href="${mgnl.createLink(siblings.next())}">Next page</a>
>> [/#if]
>>
>> This is a pretty big 'gotcha' for anyone working for this function, so
>> i think the behaviour of the method should be changed to let the
>> current pointer stay at the original index, or this behaviour should
>> be properly documented.
>>
>> Regards,
>> -- Hay
>> Frontend developer VPRO Netherlands
>>
>> 2010/3/1 Grégory Joseph <[email protected]>:
>>>
>>> Hi Hay,
>>>
>>> Which sub-nodes are you referring to ?
>>>
>>> If you're doing this in a paragraph, ${content} refers to the current 
>>> paragraph's node. ${mgnl.siblings(content)} creates an instance of 
>>> "SiblingsHelper" based on the given node, which in turn, by defaults, uses 
>>> the given node's type to filter out which nodes it wants to navigate 
>>> to/from. Long story short, you probably want ${mgnl.siblings(page)} 
>>> instead. If that doesn't help, then we have a bug.
>>>
>>> Cheers,
>>>
>>> -g
>>>
>>>
>>> On Mar 1, 2010, at 17:11, Hay (Husky) wrote:
>>>
>>>>
>>>> Hi everyone,
>>>> i'm trying to build a 'previous / next' navigation using the
>>>> mgnl.siblings method in a Freemarker template. However, i'm running
>>>> into some problems with this method.
>>>>
>>>> I'm requesting the siblings for the current page, and on the basis of
>>>> that assign title and link to different values:
>>>>
>>>> [#assign siblings = mgnl.siblings(content) /]
>>>>
>>>> [#if !siblings.first]
>>>>    <a href="${mgnl.createLink(siblings.prev())}">Previous page</a>
>>>> [/#if]
>>>>
>>>> [#if !siblings.last]
>>>>    <a href="${mgnl.createLink(siblings.next())}">Next page</a>
>>>> [/#if]
>>>>
>>>> However, this seems to fail in sub-nodes because the sibling utility
>>>> also uses other content nodes (such as the 'main' and 'extras' nodes)
>>>> and tries to make links for that. Is there some way to force siblings
>>>> to only get pages?
>>>>
>>>> Thanks,
>>>> -- Hay
>>>> Frontend developer VPRO Netherlands
>>>>
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