[Flow] Multi step form - save values in session

[Alexander Berl]

Glad I could help :)

Regards,
Alexander

Am 30.06.2013 05:31, schrieb Mark Kuiphuis:
> I found the problem and Alexander,...you were spot on!! logic error...
> 
> It wasn't even necessary to use putData and getData from the session
> object because as soon as you declare a model to be of scope Session, it
> works just like any model.
> 
> So, I used the code below to inject the model and this is where it went
> wrong:
> 
> /*
>  * @Flow\Inject
>  * @var \My\Package\Domain\Session\Model\Member
>  */
> protected $member;
> 
> because it should have been:
> 
> /**
>  * @Flow\Inject
>  * @var \My\Package\Domain\Session\Model\Member
>  */
> protected $member;
> 
> (hard to spot the difference, but the comment block didn't start with
> /**, but instead it started with /*
> 
> What one missing asterisk won't do in a TYPO3 Flow application.
> 
> And then to think it happened to me before in an Extbase Extension I was
> developing last year :-)
> 
> Regards, Mark
> 
> On 30/06/13 10:05 AM, Mark Kuiphuis wrote:
>> On 30/06/13 1:04 AM, Alexander Berl wrote:
>>> Hi Mark,
>>>
>>> the session works by serialization/unserialization of the data, so for
>>> it to work properly you need to make sure that the Object you want to
>>> store can be properly serialized and unserialized, ie.
>>> [igbinary_]unserialize([igbinary_]serialize($data)) == $data
>>>
>>> I'm not sure how it would be possible that get_class($member) returns a
>>> class name but the content of $member would be an array, so maybe I'm
>>> getting something wrong.
>>> I would rather suspect there is some small logic error in your code
>>> somewhere, for example that the session data gets overwritten with array
>>> data somewhere.
>>>
>>> As to the propertyMapping, you are most likely just missing a proper
>>> PropertyMappingConfiguration for all subproperties (assuming the
>>> propertyMapper is properly injected and hence initialized and
>>> is_array($session->getData('member')) is TRUE).
>>>
>>> Here would be a good point to provide more information in form of full
>>> code of your model and the dump output after retrieval from the session
>>> and (if still relevant) after the property mapping.
>>>
>>> Regards,
>>> Alexander
>>>
>>> Am 29.06.2013 06:59, schrieb Mark Kuiphuis:
>>>> Hi all,
>>>>
>>>> I am trying to get a form working which will be spread out over
>>>> multiple
>>>> pages. Each step will need to save the values in a session object.
>>>>
>>>> So I have created a model with scope session which contains all the
>>>> fields amongst the 6 steps in the form.
>>>>
>>>> At the first "saveStep1Action()" where I create a new object of this
>>>> model and assign the values from the form with setters and finally save
>>>> the (partially completed) model in the session it all goes well.
>>>> I don't want to put "rubbish" in the database yet, that's why I want to
>>>> use the session
>>>>
>>>> However, after wanting to save the values from the 2nd step of the form
>>>> in the same model I first need to retrieve the model from the session.
>>>>
>>>> So, I am using the following line of code to do that.
>>>>
>>>> $session = $this->sessionManager->getCurrentSession();
>>>> if ($session->hasKey('member')) {
>>>>     $member = $session->getData('member');
>>>> }
>>>>
>>>> When I output this information with \TYPO3\Flow\var_dump($member) I do
>>>> see the values from the 1st step in the form...so storing the session
>>>> works well.
>>>>
>>>> echo gettype($member) shows "Object" and
>>>> echo get_type($member) shows "\My\Package\Domain\Session\Model\Member"
>>>> (this model does exist in this non-conventional Flow folder)
>>>>
>>>> I am unable to use any more setters on this model and save the newly
>>>> updated model in the session again.
>>>>
>>>> $session->getData('member') returns an array, although get_class and
>>>> gettype tell me otherwise....
>>>>
>>>> Because of the array being returned I have tried to use the
>>>> propertyMapper to convert the session data to my model by issuing:
>>>>
>>>> $member = $this->propertyMapper->convert($session->getData('member'),
>>>> 'My\Package\Domain\Session\Model\Member');
>>>>
>>>> but still it won't set the values from the second step of the form.
>>>>
>>>> Anyone has any ideas how to save one session model in multiple steps?
>>>>
>>>> Kind regards,
>>>>
>>>> Mark Kuiphuis
>>
>> Hi Alexander,
>>
>> I do agree 100% with your comment:
>>
>>  > I would rather suspect there is some small logic error in your code
>>
>> If I only knew what my error in logic is :-)
>>
>> I will do some more debugging on this the coming week, but your comment
>> about serializing and unserializing the data will give me a push in the
>> right direction.
>>
>> Thanks and will post an update if I got it to work :-)
>>
>> Regards,
>>
>> Mark
>