public function generateAjax($strFolder, $strField, $level, $mount=false)
	{
		if (!Environment::get('isAjaxRequest'))
		{
			return '';
		}

		$this->strField = $strField;
		$this->loadDataContainer($this->strTable);

		// Load the current values
		switch ($GLOBALS['TL_DCA'][$this->strTable]['config']['dataContainer'])
		{
			case 'File':
				if (Config::get($this->strField) != '')
				{
					$this->varValue = Config::get($this->strField);
				}
				break;

			case 'Table':
				$this->import(Database::class, 'Database');

				if (!$this->Database->fieldExists($this->strField, $this->strTable))
				{
					break;
				}

				$objField = $this->Database->prepare("SELECT " . Database::quoteIdentifier($this->strField) . " FROM " . $this->strTable . " WHERE id=?")
										   ->limit(1)
										   ->execute($this->strId);

				if ($objField->numRows)
				{
					$this->varValue = StringUtil::deserialize($objField->{$this->strField});
				}
				break;
		}

		$this->convertValuesToPaths();

		if ($this->extensions != '')
		{
			$this->arrValidFileTypes = StringUtil::trimsplit(',', $this->extensions);
		}

		return $this->renderFiletree(System::getContainer()->getParameter('kernel.project_dir') . '/' . $strFolder, ($level * 20), $mount, $this->isProtectedPath($strFolder));
	}
public function generateAjax($strFolder, $strField, $level, $mount=false)
	{
		if (!Environment::get('isAjaxRequest'))
		{
			return '';
		}

		$this->strField = $strField;
		$this->loadDataContainer($this->strTable);

		
		switch ($GLOBALS['TL_DCA'][$this->strTable]['config']['dataContainer'])
		{
			case 'File':
				if (Config::get($this->strField) != '')
				{
					$this->varValue = Config::get($this->strField);
				}
				break;

			case 'Table':
				$this->import(Database::class, 'Database');

				if (!$this->Database->fieldExists($this->strField, $this->strTable))
				{
					break;
				}

				$objField = $this->Database->prepare("SELECT " . Database::quoteIdentifier($this->strField) . " FROM " . $this->strTable . " WHERE id=?")
										   ->limit(1)
										   ->execute($this->strId);

				if ($objField->numRows)
				{
					$this->varValue = StringUtil::deserialize($objField->{$this->strField});
				}
				break;
		}

		$this->convertValuesToPaths();

		if ($this->extensions != '')
		{
			$this->arrValidFileTypes = StringUtil::trimsplit(',', $this->extensions);
		}

		return $this->renderFiletree(System::getContainer()->getParameter('kernel.project_dir') . '/' . $strFolder, ($level * 20), $mount, $this->isProtectedPath($strFolder));
	}
public function generateAjax ( $ strFolder , $ strField , $ level , $ mount = false ) { if ( ! Environment :: get ( 'isAjaxRequest' ) ) { return '' ; } $ this -> strField = $ strField ; $ this -> loadDataContainer ( $ this -> strTable ) ; // Load the current values switch ( $ GLOBALS [ 'TL_DCA' ] [ $ this -> strTable ] [ 'config' ] [ 'dataContainer' ] ) { case 'File' : if ( Config :: get ( $ this -> strField ) != '' ) { $ this -> varValue = Config :: get ( $ this -> strField ) ; } break ; case 'Table' : $ this -> import ( Database :: class , 'Database' ) ; if ( ! $ this -> Database -> fieldExists ( $ this -> strField , $ this -> strTable ) ) { break ; } $ objField = $ this -> Database -> prepare ( "SELECT " . Database :: quoteIdentifier ( $ this -> strField ) . " FROM " . $ this -> strTable . " WHERE id=?" ) -> limit ( 1 ) -> execute ( $ this -> strId ) ; if ( $ objField -> numRows ) { $ this -> varValue = StringUtil :: deserialize ( $ objField -> { $ this -> strField } ) ; } break ; } $ this -> convertValuesToPaths ( ) ; if ( $ this -> extensions != '' ) { $ this -> arrValidFileTypes = StringUtil :: trimsplit ( ',' , $ this -> extensions ) ; } return $ this -> renderFiletree ( System :: getContainer ( ) -> getParameter ( 'kernel.project_dir' ) . '/' . $ strFolder , ( $ level * 20 ) , $ mount , $ this -> isProtectedPath ( $ strFolder ) ) ; }
Generate a particular subpart of the file tree and return it as HTML string

@param integer $strFolder
@param string  $strField
@param integer $level
@param boolean $mount

@return string
Generate a particular subpart of the file tree and return it as HTML string