Joomla-Sermon-Distributor/admin/views/manual_updater/view.html.php

<?php
/*--------------------------------------------------------------------------------------------------------|  www.vdm.io  |------/
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/-------------------------------------------------------------------------------------------------------------------------------/

	@version		@update number 44 of this MVC
	@build			27th November, 2016
	@created		4th November, 2016
	@package		Sermon Distributor
	@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 
	
	A sermon distributor that links to Dropbox. 
                                                             
/-----------------------------------------------------------------------------------------------------------------------------*/

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

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

/**
 * Sermondistributor View class for the Manual_updater
 */
class SermondistributorViewManual_updater extends JViewLegacy
{
	// Overwriting JView display method
	function display($tpl = null)
	{
                // get component params
		$this->params	= JComponentHelper::getParams('com_sermondistributor');
		// get the application
		$this->app	= JFactory::getApplication();
		// get the user object
		$this->user	= JFactory::getUser();
                // get global action permissions
		$this->canDo	= SermondistributorHelper::getActions('manual_updater');
		// Initialise variables.
		$this->items	= $this->get('Items');

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

		// We don't need toolbar in the modal window.
		if ($this->getLayout() !== 'modal')
		{
			// add the tool bar
			$this->addToolBar();
		}

		// set the document
		$this->setDocument();

		parent::display($tpl);
	}

        /**
	 * Prepares the document
	 */
	protected function setDocument()
	{

		// always make sure jquery is loaded.
		JHtml::_('jquery.framework');
		// Load the header checker class.
		require_once( JPATH_COMPONENT_ADMINISTRATOR.'/helpers/headercheck.php' );
		// Initialize the header checker.
		$HeaderCheck = new HeaderCheck;

		// Load uikit options.
		$uikit = $this->params->get('uikit_load');
		// Set script size.
		$size = $this->params->get('uikit_min');
		// Set css style.
		$style = $this->params->get('uikit_style');

		// The uikit css.
		if ((!$HeaderCheck->css_loaded('uikit.min') || $uikit == 1) && $uikit != 2 && $uikit != 3)
		{
			$this->document->addStyleSheet(JURI::root(true) .'/media/com_sermondistributor/uikit/css/uikit'.$style.$size.'.css');
		}
		// The uikit js.
		if ((!$HeaderCheck->js_loaded('uikit.min') || $uikit == 1) && $uikit != 2 && $uikit != 3)
		{
			$this->document->addScript(JURI::root(true) .'/media/com_sermondistributor/uikit/js/uikit'.$size.'.js');
		}

		// Load the script to find all uikit components needed.
		if ($uikit != 2)
		{
			// Set the default uikit components in this view.
			$uikitComp = array();
			$uikitComp[] = 'uk-form';
		}

		// Load the needed uikit components in this view.
		if ($uikit != 2 && isset($uikitComp) && SermondistributorHelper::checkArray($uikitComp))
		{
			// load just in case.
			jimport('joomla.filesystem.file');
			// loading...
			foreach ($uikitComp as $class)
			{
				foreach (SermondistributorHelper::$uk_components[$class] as $name)
				{
					// check if the CSS file exists.
					if (JFile::exists(JPATH_ROOT.'/media/com_sermondistributor/uikit/css/components/'.$name.$style.$size.'.css'))
					{
						// load the css.
						$this->document->addStyleSheet(JURI::root(true) .'/media/com_sermondistributor/uikit/css/components/'.$name.$style.$size.'.css');
					}
					// check if the JavaScript file exists.
					if (JFile::exists(JPATH_ROOT.'/media/com_sermondistributor/uikit/js/components/'.$name.$size.'.js'))
					{
						// load the js.
						$this->document->addScript(JURI::root(true) .'/media/com_sermondistributor/uikit/js/components/'.$name.$size.'.js', 'text/javascript', true);
					}
				}
			}
		}   
                // add the document default css file
		$this->document->addStyleSheet(JURI::root(true) .'/administrator/components/com_sermondistributor/assets/css/manual_updater.css'); 
        }

	/**
	 * Setting the toolbar
	 */
	protected function addToolBar()
	{
		// hide the main menu
                $this->app->input->set('hidemainmenu', true);
		// add title to the page
		JToolbarHelper::title(JText::_('COM_SERMONDISTRIBUTOR_MANUAL_UPDATER'),'cogs');
                // add the back button
                // JToolBarHelper::custom('manual_updater.back', 'undo-2', '', 'COM_SERMONDISTRIBUTOR_BACK', false);
                // add cpanel button
		JToolBarHelper::custom('manual_updater.dashboard', 'grid-2', '', 'COM_SERMONDISTRIBUTOR_DASH', false);
		if ($this->canDo->get('manual_updater.external_sources'))
		{
			// add External Sources button.
			JToolBarHelper::custom('manual_updater.gotoExternalSources', 'puzzle', '', 'COM_SERMONDISTRIBUTOR_EXTERNAL_SOURCES', false);
		}

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

                // add the options comp button
                if ($this->canDo->get('core.admin') || $this->canDo->get('core.options'))
		{
			JToolBarHelper::preferences('com_sermondistributor');
		}
	}

        /**
	 * Escapes a value for output in a view script.
	 *
	 * @param   mixed  $var  The output to escape.
	 *
	 * @return  mixed  The escaped value.
	 */
	public function escape($var)
	{
                // use the helper htmlEscape method instead.
		return SermondistributorHelper::htmlEscape($var, $this->_charset);
	}
}