Re: Dynamic Custom Fields

[Bryan Alsdorf]

I added an example and directions to the wiki, please take a look and see if it helps.

http://eventum.mysql.org/wiki/index.php/DynamicCustomFieldExample

Best Regards,
/bryan

Jorge Arturo Tijerina García wrote:
> While digging into the file detail, I realize that the blank page appear
> only when I "extend" the Dynamic_Custom_Field_Backend class from my
> customized class file.
> If I do not extend the class, the only thing I get is de list of options I
> delcared in the array inside of the getStructuredData() function:
> 
> function getStructuredData()
>    {
>        return array(
>               array(
>                  "keys" =>   array("Procesos"),
>                     "options"   => array(
>                                  "auditoria" =>  "Auditoria",
>                                  "modelado"  =>  "Modelado",
>                                  "calidad"   =>  "Calidad"
>                                )
>                   ),
>                array(
>                     "keys"  =>  array("Arquitectura"),
>                     "options"   =>  array(
>                                  "framework" =>  "Framework",
>                                  "ealib" =>  "EALib"
>                                )
>                   )
>              );
>    }
> based on the file documentation, "keys" elements must match the
> "controlling" field (master combo) and the "options" elements are displayed
> in the "child" combo that depends on the master selection, but.. my question
> is, where did I define the change event of the master combo?, How do I
> relate the master combo with the child combo (subordinate)?. I set up only
> one class file with these options but it seems doing nothing at all ...
> 
> Please advise.
> 
> PS. No error log is generated...
> 
> 
> On Tue, May 6, 2008 at 3:15 PM, John Schubert <jos100@stripped> wrote:
> 
>> Blank pages usually means a php error, have you checked your error logs or
>> enabled the display of php errors to see if that helps?
>>
>> -John
>>
>>
>> Jorge Arturo Tijerina García wrote:
>>
>>> Hi everybody.
>>> Any luck with this?... has anyone got this working?
>>> Please advise...!!
>>> Help needed ASAP for this issue.....
>>>
>>>
> _____________________________________________________________________________
>>> I would actually be interested in seeing a working demonstration of
>>> dynamic custom fields as well, if one is available anywhere. Other
>>> than a brief mention in the list archive from a few years ago (link
>>> below), I can't find any documentation of how this is supposed to
>>> work, and my results vary between a blank screen and a select list
>>> with all options.
>>>
>>> http://lists.mysql.com/eventum-users/2789
>>>
>>> I'm unclear on the what the documentation in class.dynamic.php refers
>>> to as the "controlling" field. Supposing I want two fields, the first
>>> containing options A and B, and the second displaying either 1, 2, 3
>>> or X, Y, Z depending on the selection made in the first field. I
>>> assumed that the "controlling field" setting for the second field
>>> would be the id and name of the first field, but does the first field
>>> need to be configured as a dynamic field also? If so, what is its
>>> controlling field?
>>>
>>> Based on the information in the 1/23/06 post, I created two copies of
>>> the original class.dynamic.php script (class.field1.php,
>>> class.field2.php), each extending Dynamic_Custom_Field_Backend.
>>> Setting the first custom field to use class.field1.php in the admin
>>> panel results in a blank screen on the anonymous form as well as on
>>> the custom field config screen. I had to edit the database manually to
>>> remove the reference. Configuring class.field1.php to be a standalone
>>> (i.e., not extending class.dynamic.php) results in a select list on
>>> the anon form that displays the full contents of the array.
>>>
>>> Perplexed,
>>>
>>>
>>>
> __________________________________________________________________________________________
>>>
>>>
>>>
>> --
>>
>> Manager of Network and Information Systems
>> http://www.vmhost.psu.edu
>> 814-863-8334
>>
>>
>>
> 
> 

-- 
Bryan Alsdorf, Manager of Support Systems
MySQL AB, www.mysql.com

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