[Neos] Creating a New FlowQuery Operation

[nikos]

Will Do



On 04/02/2015 11:58, Christopher Hlubek wrote:
> Hi Nikos,
>
> I experienced the same problem lately. We have to make sure we sort results first by path (so we get DFS) and then by sorting index (for positions on the same level).
>
> Do you mind opening an issue on jira.typo3.org with that bug?
>
> Greetings,
>
> Christopher
>
> Am 02.02.2015 um 17:04 schrieb nikos <nick at jamalade.com>:
>
>> Hi Dmitri
>>
>> Thanks ${q(targetNode).find('[instanceof TYPO3.Neos.NodeTypes:Headline]').first()} is perfect, don't know how I missed that.
>>
>> I am curious a little of how it determines the sort order of the collection returned. Seems to be using "sortingindex" which is on the database but I am not sure you can "override that" and it can lead to unexpected behavior eg
>>
>> for the following structure
>>
>> main
>>   Heading A
>>     section1
>>       Heading B
>>       section2
>>         Heading C
>>       Heading D
>>   Heading E
>>
>> I get the following :
>>     A, B, E, D, C
>>
>> whereas I would have expected:
>>    A, B, C, D, E (depth first search)
>> or
>>    A, E, B, D, C (breath first search)
>>
>> For what I am after at the moment that doesn't matter but could be useful to understand.
>>
>> Thanks anyway and also for the examples.
>>
>> Nikos
>>
>>
>>
>>
>>
>> On 31/01/2015 14:32, Dmitri Pisarev wrote:
>>> Hey Nikos!
>>> Maybe this would work?
>>> ${q(site).find('[instanceof TYPO3.Neos.NodeTypes:Headline']).get(0)}
>>> Also there's operation .first(), but I don't quite remember if that's what
>>> you need.
>>>
>>> Custom FQ operations are super easy too, see some examples here:
>>> https://github.com/sfi-ru/Sfi.News/tree/master/Classes/Sfi/News/TypoScript/Eel/FlowQueryOperations
>>>
>>> On Sat, Jan 31, 2015, 2:55 PM nikos <nick at jamalade.com> wrote:
>>>
>>>> Hi
>>>>
>>>> In my Typoscript given a node I would like to be able to traverse down
>>>> through the child nodes to find the first occurrence of a particle node type
>>>> say a TYPO3.Neos.NodeTypes:Headline.
>>>>
>>>> I would like to be able to write something like this in my ts:
>>>>
>>>>      theHeadline = $(q(node).FindFirst('[instanceOf
>>>> TYPO3.Neos.NodeTypes:Headline ]').property.('title')}
>>>>
>>>>
>>>> If I had a structure like these
>>>>
>>>> Page
>>>>       main
>>>>           section
>>>>                Headline
>>>> Page
>>>>       main
>>>>           Headline
>>>>
>>>> Page
>>>>       main
>>>>           section
>>>>               image
>>>>           section2
>>>>               Headline
>>>>
>>>> The query would return the Headline.
>>>>
>>>> I can't see a way of doing this at the moment so I figure that I need to
>>>> implement a FlowQuery operation to do this. I am wondering if there is any
>>>> help/guidance available for implementing such an operation.
>>>>
>>>> I would appreciate any guidance with this.
>>>>
>>>> Warm wishes
>>>>
>>>> Nikos
>>>>
>>>>
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>>>> Neos at lists.typo3.org
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>>>>
>>
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