class.ilIdentifiedMultiFilesJsPositionIndexRemover.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once 'Services/Form/classes/class.ilIdentifiedMultiValuesJsPositionIndexRemover.php';

class ilIdentifiedMultiFilesJsPositionIndexRemover extends ilIdentifiedMultiValuesJsPositionIndexRemover
{
        protected $postVar = null;
        
        public function getPostVar()
        {
                return $this->postVar;
        }
        
        public function setPostVar($postVar)
        {
                $this->postVar = $postVar;
        }
        
        public function manipulateFormInputValues($inputValues)
        {
                // KEEP THIS INTERFACE METHOD OVERWRITTEN THIS LIKE (!)
                return $inputValues;
        }

        public function manipulateFormSubmitValues($values)
        {
                if( $this->isFileSubmitAvailable() )
                {
                        $this->prepareFileSubmit();
                }
                
                return $values;
        }
        
        protected function isFileSubmitAvailable()
        {
                if( !isset($_FILES[$this->getPostVar()]) )
                {
                        return false;
                }
                
                if( !is_array($_FILES[$this->getPostVar()]) )
                {
                        return false;
                }
                
                if( !in_array('tmp_name', array_keys($_FILES[$this->getPostVar()])) )
                {
                        return false;
                }
                
                return true;
        }
        
        protected function prepareFileSubmit()
        {
                $_FILES[$this->getPostVar()] = $this->prepareMultiFilesSubmitValues(
                        $_FILES[$this->getPostVar()]
                );
        }
        
        protected function prepareMultiFilesSubmitValues($filesSubmitValues)
        {
                return $this->removePositionIndexLevels($filesSubmitValues);
        }
}