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Re: Filepicker [message #5532 is a reply to message #4600] Wed, 04 May 2016 11:08 Go to previous messageGo to previous message
htManager is currently offline  htManager
Messages: 433
Registered: May 2014
Senior Member
One more question: I want to examine if the the selected file can be deleted. I try to do this in the _cm_pre_DeleteRecord($rowdata) function with the code below.
I will do this with the _cm_getExtraData method. But $data shows only the occurences in the 'virtual' table 'training_plan_uebungen_pic_file' where all the pics are listed. Why I don't get back the occurences of 'training_plan_uebungen'. Isn't the $dbobject linked to 'training_plan_uebungen'?

class training_plan_uebungen_pic_file extends Default_Table
{ ..........

function _cm_pre_deleteRecord ($rowdata)
// perform custom processing before database record is deleted.
// if anything is placed in $this->errors the deletion will be terminated.
{
// this entry exists in the file system, not the database
$filename = $this->picker_subdir .'/' .$rowdata['file'];

// htManager changes
// check if pic belongs to the appropriate account or is related to an exercise in 'training_plan_uebungen'
$prefix_pattern = prefixAccount($_SESSION['rdcaccount_id']);

// get contents of table 'training_plan_uebungen'
-> $dbobject =& RDCsingleton::getInstance('training_plan_uebungen');
$fieldarray['training_plan_uebung_pfad_grafik'] = $filename;

$data = $dbobject->_cm_getExtraData($where, $fieldarray);

// only files with appropriate rdcaccount_id can be deleted
if (preg_match('/^'.$prefix_pattern.'/i', $rowdata['file']) and count($data) == 0)
{
$result = unlink($filename);

}

return $rowdata;

} // _cm_pre_deleteRecord
 
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