<?php
/*--------------------------------------------------------------------------------------------------------|  www.vdm.io  |------/
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    \ \    / /      | |   |  __ \               | |                                | |   |  \/  |    | | | |             | |
     \ \  / /_ _ ___| |_  | |  | | _____   _____| | ___  _ __  _ __ ___   ___ _ __ | |_  | \  / | ___| |_| |__   ___   __| |
      \ \/ / _` / __| __| | |  | |/ _ \ \ / / _ \ |/ _ \| '_ \| '_ ` _ \ / _ \ '_ \| __| | |\/| |/ _ \ __| '_ \ / _ \ / _` |
       \  / (_| \__ \ |_  | |__| |  __/\ V /  __/ | (_) | |_) | | | | | |  __/ | | | |_  | |  | |  __/ |_| | | | (_) | (_| |
        \/ \__,_|___/\__| |_____/ \___| \_/ \___|_|\___/| .__/|_| |_| |_|\___|_| |_|\__| |_|  |_|\___|\__|_| |_|\___/ \__,_|
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/-------------------------------------------------------------------------------------------------------------------------------/

	@version		1.0.x
	@build			5th May, 2018
	@created		30th January, 2017
	@package		Questions and Answers
	@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 
	
	Questions &amp; Answers 
                                                             
/-----------------------------------------------------------------------------------------------------------------------------*/

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

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

/**
 * Questionsanswers Import View
 */
class QuestionsanswersViewImport 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
			QuestionsanswersHelper::addSubmenu('import');
		}

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

		$this->paths = &$paths;
		$this->state = &$state;
                // get global action permissions
		$this->canDo = QuestionsanswersHelper::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);
			$this->headers 		= QuestionsanswersHelper::getFileHeaders($this->dataType);
			// clear the data type
			$session->clear('dataType');
		}
		
		// Check for errors.
		if (count($errors = $this->get('Errors')))
		{
			throw new Exception(implode("\n", $errors), 500);
		}

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

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

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

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