Demo-Component/admin/views/import/view.html.php

<?php
/*----------------------------------------------------------------------------------|  www.vdm.io  |----/
				Vast Development Method 
/-------------------------------------------------------------------------------------------------------/

	@version		1.0.5
	@build			5th March, 2016
	@created		5th August, 2015
	@package		Demo
	@subpackage		view.html.php
	@author			Llewellyn van der Merwe <https://www.vdm.io/>	
	@copyright		Copyright (C) 2015. All Rights Reserved
	@license		GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html
  ____  _____  _____  __  __  __      __       ___  _____  __  __  ____  _____  _  _  ____  _  _  ____ 
 (_  _)(  _  )(  _  )(  \/  )(  )    /__\     / __)(  _  )(  \/  )(  _ \(  _  )( \( )( ___)( \( )(_  _)
.-_)(   )(_)(  )(_)(  )    (  )(__  /(__)\   ( (__  )(_)(  )    (  )___/ )(_)(  )  (  )__)  )  (   )(  
\____) (_____)(_____)(_/\/\_)(____)(__)(__)   \___)(_____)(_/\/\_)(__)  (_____)(_)\_)(____)(_)\_) (__) 

/------------------------------------------------------------------------------------------------------*/

// No direct access to this file
defined('_JEXEC') or die('Restricted access');

// import Joomla view library
jimport('joomla.application.component.view');

/**
 * Demo Import View
 */
class DemoViewImport extends JViewLegacy
{
	protected $headerList;
	protected $hasPackage = false;
	protected $headers;
	protected $hasHeader = 0;
	protected $dataType;

	public function display($tpl = null)
	{
		if ($this->getLayout() !== 'modal')
		{
			// Include helper submenu
			DemoHelper::addSubmenu('import');
		}

		// Check for errors.
		if (count($errors = $this->get('Errors'))){
			JError::raiseError(500, implode('<br />', $errors));
			return false;
		}

		$paths = new stdClass;
		$paths->first = '';
		$state = $this->get('state');

		$this->paths = &$paths;
		$this->state = &$state;
                // get global action permissions
		$this->canDo = DemoHelper::getActions('import');

		// We don't need toolbar in the modal window.
		if ($this->getLayout() !== 'modal')
		{
			$this->addToolbar();
			$this->sidebar = JHtmlSidebar::render();
		}

		// get the session object
		$session = JFactory::getSession();
		// check if it has package
		$this->hasPackage 	= $session->get('hasPackage', false);
		$this->dataType 	= $session->get('dataType', false);
		if($this->hasPackage && $this->dataType)
		{
			$this->headerList 	= json_decode($session->get($this->dataType.'_VDM_IMPORTHEADERS', false),true);
			$this->headers 		= DemoHelper::getFileHeaders($this->dataType);
			// clear the data type
			$session->clear('dataType');
		}

		// Display the template
		parent::display($tpl);
	}

	/**
	 * Setting the toolbar
	 */
	protected function addToolBar()
	{
		JToolBarHelper::title(JText::_('COM_DEMO_IMPORT_TITLE'), 'upload');
		JHtmlSidebar::setAction('index.php?option=com_demo&view=import');

		if ($this->canDo->get('core.admin') || $this->canDo->get('core.options'))
		{
			JToolBarHelper::preferences('com_demo');
		}

		// set help url for this view if found
                $help_url = DemoHelper::getHelpUrl('import');
                if (DemoHelper::checkString($help_url))
                {
                       JToolbarHelper::help('COM_DEMO_HELP_MANAGER', false, $help_url);
                }
	}
}