[TYPO3-dev] TCA Backend Input form Validation

[Satish Maurya]

Hi Stephan,

I don't want to save any field's data into database on edit form till the
form displayed error.
Also, above code displayed error two times on the page.

could you please suggest something?


On Tue, Dec 9, 2014 at 2:34 PM, Stephan Großberndt <
s.grossberndt at sidebysite.de> wrote:

> $fieldArray is given as a reference. So probably the best option would be
> to unset $fieldArray['vote_start_date'] and $fieldArray['vote_end_date'].
> You could also completely unset $fieldArray, but in that case all other
> information entered would be lost. Unsetting $fieldArray['vote_start_date']
> will result in no change to the record while setting
> $fieldArray['vote_start_date'] = 0; in clearing the vote_start_date.
>
> Am 09.12.2014 um 08:16 schrieb Satish Maurya:
>
>  Hi All,
>>
>> Could you please help following error in below code? this code I have
>> written in ext_localcong.php file and need to apply validation on TCA form
>> when updating the backend admin.
>>
>> 1. Below code display two error messages
>> 2. After displaying the errors, data gets update into database. I need to
>> restrict db update if error display.
>>
>> //------------------------------
>> if($table == 'tx_ce_featurerequest_data') {
>> if( $fieldArray['vote_start_date'] > $fieldArray['vote_end_date'] ) {
>> $message =
>> \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('
>> TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
>>   'Start date cannot be greater than End date.',
>>   'Please correct following errors:',
>>   \TYPO3\CMS\Core\Messaging\FlashMessage::ERROR,
>>   TRUE
>> );
>> \TYPO3\CMS\Core\Messaging\FlashMessageQueue::addMessage($message);
>> return false;
>> }
>>
>> //--------------------
>>
>> Could you please suggest anyting?
>>
>>
>>
>>
>> On Fri, Dec 5, 2014 at 7:53 PM, Satish Maurya <satish04mca at gmail.com>
>> wrote:
>>
>>  Thanks a lot Stephan. Got it.
>>>
>>> Is there any TYPO3 documentation link for the further reading about it?
>>>
>>> Thanks again.
>>> Satish
>>>
>>>
>>>
>>> On Fri, Dec 5, 2014 at 7:18 PM, Stephan Großberndt <
>>> s.grossberndt at sidebysite.de> wrote:
>>>
>>>  You need a hook in ext_localconf.php
>>>>
>>>> // Adds mobdb hooks to the tcemain
>>>> //  "processDatamapClass" = new, update
>>>> //  "processCmdmapClass" = move, copy, delete, undelete, localize,
>>>> version etc.
>>>> $GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.
>>>> t3lib_tcemain.php']['processDatamapClass'][] =
>>>> 'EXT:myext/Classes/Service/TceMainHooks.php:Tx_Myext_
>>>> Service_TceMainHooks';
>>>> $GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.
>>>> t3lib_tcemain.php']['processCmdmapClass'][] =
>>>> 'EXT:myext/Classes/Service/
>>>> TceMainHooks.php:Tx_Myext_Service_TceMainHooks';
>>>>
>>>> which may implement certain methods
>>>>
>>>> myext/Classes/Service/TceMainHooks.php:
>>>>
>>>> class Tx_Myext_Service_TceMainHooks {
>>>>
>>>>          /**
>>>>           * This method is called by a hook in the TYPO3 Core Engine
>>>> (TCEmain) when a record is saved.
>>>>           *
>>>>           * @param       array           $fieldArray: The field names
>>>> and
>>>> their values to be processed
>>>>           * @param       string          $table: The table TCEmain is
>>>> currently processing
>>>>           * @param       string          $id: The records id (if any)
>>>>           * @param       object  $reference: Reference to the parent
>>>> object (TCEmain)
>>>>           * @return      void
>>>>           * @access public
>>>>           */
>>>>          function processDatamap_preProcessFieldArray(&$fieldArray,
>>>> $table, $id, &$pObj) {
>>>>
>>>>                  if ($table == 'tx_myext_record' && !stristr($id, 'NEW')
>>>> && $fieldArray['status'] == 'under_review') {
>>>>                          // Send mail
>>>>                  }
>>>>
>>>>                  if ($table == 'tx_myext_record' &&
>>>> $fieldArray['starttime'] > $fieldArray['endtime']) {
>>>>                                          $reference->log($table, $id, 2,
>>>> 0, 1, 'starttime > endtime');
>>>>
>>>>                  }
>>>>          }
>>>>
>>>> }
>>>> _______________________________________________
>>>> TYPO3-dev mailing list
>>>> TYPO3-dev at lists.typo3.org
>>>> http://lists.typo3.org/cgi-bin/mailman/listinfo/typo3-dev
>>>>
>>>>
>>>
>>>
>>> --
>>> *Thanks & regards,*
>>> Satish Maurya
>>>
>>>
>>>
>>
>>
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-- 
*Thanks & regards,*
Satish Maurya