<?php
/**
 * @package     Joomla.Plugin
 * @subpackage  Sampledata.Blog
 *
 * @copyright   (C) 2017 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

defined('_JEXEC') or die;

use Joomla\CMS\Application\ApplicationHelper;
use Joomla\CMS\Component\ComponentHelper;
use Joomla\CMS\Extension\ExtensionHelper;
use Joomla\CMS\HTML\HTMLHelper;
use Joomla\CMS\Language\Multilanguage;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Plugin\CMSPlugin;
use Joomla\CMS\Plugin\PluginHelper;
use Joomla\CMS\Session\Session;
use Joomla\Database\ParameterType;

/**
 * Sampledata - Blog Plugin
 *
 * @since  3.8.0
 */
class PlgSampledataBlog extends CMSPlugin
{
	/**
	 * Database object
	 *
	 * @var    JDatabaseDriver
	 *
	 * @since  3.8.0
	 */
	protected $db;

	/**
	 * Application object
	 *
	 * @var    JApplicationCms
	 *
	 * @since  3.8.0
	 */
	protected $app;

	/**
	 * Affects constructor behavior. If true, language files will be loaded automatically.
	 *
	 * @var    boolean
	 *
	 * @since  3.8.0
	 */
	protected $autoloadLanguage = true;

	/**
	 * Holds the menuitem model
	 *
	 * @var    \Joomla\Component\Menus\Administrator\Model\ItemModel
	 *
	 * @since  3.8.0
	 */
	private $menuItemModel;

	/**
	 * Get an overview of the proposed sampledata.
	 *
	 * @return  stdClass|void  Will be converted into the JSON response to the module.
	 *
	 * @since  3.8.0
	 */
	public function onSampledataGetOverview()
	{
		if (!$this->app->getIdentity()->authorise('core.create', 'com_content'))
		{
			return;
		}

		$data              = new stdClass;
		$data->name        = $this->_name;
		$data->title       = Text::_('PLG_SAMPLEDATA_BLOG_OVERVIEW_TITLE');
		$data->description = Text::_('PLG_SAMPLEDATA_BLOG_OVERVIEW_DESC');
		$data->icon        = 'wifi';
		$data->steps       = 4;

		return $data;
	}

	/**
	 * First step to enter the sampledata. Content.
	 *
	 * @return  array|void  Will be converted into the JSON response to the module.
	 *
	 * @since  3.8.0
	 */
	public function onAjaxSampledataApplyStep1()
	{
		if (!Session::checkToken('get') || $this->app->input->get('type') != $this->_name)
		{
			return;
		}

		if (!ComponentHelper::isEnabled('com_tags'))
		{
			$response            = array();
			$response['success'] = true;
			$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_SKIPPED', 1, 'com_tags');

			return $response;
		}

		// Get some metadata.
		$access = (int) $this->app->get('access', 1);
		$user   = $this->app->getIdentity();

		// Detect language to be used.
		$language   = Multilanguage::isEnabled() ? $this->app->getLanguage()->getTag() : '*';
		$langSuffix = ($language !== '*') ? ' (' . $language . ')' : '';

		/** @var \Joomla\Component\Tags\Administrator\Model\TagModel $model */
		$modelTag = $this->app->bootComponent('com_tags')->getMVCFactory()
			->createModel('Tag', 'Administrator', ['ignore_request' => true]);

		$tagIds = array();

		// Create first three tags.
		for ($i = 0; $i <= 3; $i++)
		{
			$title = Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_TAG_' . $i . '_TITLE') . $langSuffix;

			$tag   = array(
				'id'              => 0,
				'title'           => $title,
				'alias'           => ApplicationHelper::stringURLSafe($title),
				// Parent is root, except for the 4th tag. The 4th is child of the 3rd
				'parent_id'       => $i === 3 ? $tagIds[2] : 1,
				'published'       => 1,
				'access'          => $access,
				'created_user_id' => $user->id,
				'language'        => $language,
				'description'     => '',
			);

			try
			{
				if (!$modelTag->save($tag))
				{
					$this->app->getLanguage()->load('com_tags');
					throw new Exception(Text::_($modelTag->getError()));
				}
			}
			catch (Exception $e)
			{
				$response            = array();
				$response['success'] = false;
				$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_FAILED', 1, $e->getMessage());

				return $response;
			}

			$tagIds[] = $modelTag->getItem()->id;
		}

		if (!ComponentHelper::isEnabled('com_content') || !$this->app->getIdentity()->authorise('core.create', 'com_content'))
		{
			$response            = array();
			$response['success'] = true;
			$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_SKIPPED', 1, 'com_content');

			return $response;
		}

		if (ComponentHelper::isEnabled('com_fields') && $user->authorise('core.create', 'com_fields'))
		{
			$this->app->getLanguage()->load('com_fields');

			$mvcFactory = $this->app->bootComponent('com_fields')->getMVCFactory();

			$groupModel = $mvcFactory->createModel('Group', 'Administrator', ['ignore_request' => true]);

			$group = [
				'title'           => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_FIELDS_GROUP_TITLE') . $langSuffix,
				'id'              => 0,
				'published'       => 1,
				'ordering'        => 0,
				'note'            => '',
				'state'           => 1,
				'access'          => $access,
				'created_user_id' => $user->id,
				'context'         => 'com_content.article',
				'description'     => '',
				'language'        => $language,
				'params'          => '{"display_readonly":"1"}',
			];

			try
			{
				if (!$groupModel->save($group))
				{
					throw new Exception($groupModel->getError());
				}
			}
			catch (Exception $e)
			{
				$response            = array();
				$response['success'] = false;
				$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_FAILED', 1, $e->getMessage());

				return $response;
			}

			$groupId = $groupModel->getItem()->id;

			// Add fields
			$fieldIds = [];

			$articleFields = [
				[
					'type'   => 'textarea',
					'fieldparams' => [
						'rows'      => 3,
						'cols'      => 80,
						'maxlength' => 400,
						'filter'    => '',
					],
				],
			];

			$fieldModel = $mvcFactory->createModel('Field', 'Administrator', ['ignore_request' => true]);

			foreach ($articleFields as $i => $cf)
			{
				// Set values from language strings.
				$cfTitle                = Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_FIELDS_FIELD_' . $i . '_TITLE') . $langSuffix;

				$cf['id']               = 0;
				$cf['name']             = $cfTitle;
				$cf['label']            = $cfTitle;
				$cf['title']            = $cfTitle;
				$cf['description']      = '';
				$cf['note']             = '';
				$cf['default_value']    = '';
				$cf['group_id']         = $groupId;
				$cf['ordering']         = 0;
				$cf['state']            = 1;
				$cf['language']         = $language;
				$cf['access']           = $access;
				$cf['context']          = 'com_content.article';
				$cf['params']       = [
					'hint'               => '',
					'class'              => '',
					'label_class'        => '',
					'show_on'            => '',
					'render_class'       => '',
					'showlabel'          => '1',
					'label_render_class' => '',
					'display'            => '3',
					'prefix'             => '',
					'suffix'             => '',
					'layout'             => '',
					'display_readonly'   => '2',
				];

				try
				{
					if (!$fieldModel->save($cf))
					{
						throw new Exception($fieldModel->getError());
					}
				}
				catch (Exception $e)
				{
					$response            = array();
					$response['success'] = false;
					$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_FAILED', 1, $e->getMessage());

					return $response;
				}

				// Get ID from the field we just added
				$fieldIds[] = $fieldModel->getItem()->id;
			}
		}

		if (ComponentHelper::isEnabled('com_workflow') && $this->app->getIdentity()->authorise('core.create', 'com_workflow'))
		{
			$this->app->bootComponent('com_workflow');

			// Create workflow
			$workflowTable = new \Joomla\Component\Workflow\Administrator\Table\WorkflowTable($this->db);

			$workflowTable->default = 0;
			$workflowTable->title = Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_SAMPLE_TITLE') . $langSuffix;
			$workflowTable->description = Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_SAMPLE_DESCRIPTION');
			$workflowTable->published = 1;
			$workflowTable->access = $access;
			$workflowTable->created_user_id = $user->id;
			$workflowTable->extension = 'com_content.article';

			if (!$workflowTable->store())
			{
				$response            = array();
				$response['success'] = false;
				$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_FAILED', 1, Text::_($workflowTable->getError()));

				return $response;
			}

			// Get ID from workflow we just added
			$workflowId = $workflowTable->id;

			// Create Stages.
			for ($i = 1; $i <= 9; $i++)
			{
				$stageTable = new \Joomla\Component\Workflow\Administrator\Table\StageTable($this->db);

				// Set values from language strings.
				$stageTable->title  = Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE' . $i . '_TITLE');
				$stageTable->description = Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE' . $i . '_DESCRIPTION');

				// Set values which are always the same.
				$stageTable->id = 0;
				$stageTable->published = 1;
				$stageTable->ordering = 0;
				$stageTable->default = $i == 6 ? 1 : 0;
				$stageTable->workflow_id = $workflowId;

				if (!$stageTable->store())
				{
					$response            = array();
					$response['success'] = false;
					$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_FAILED', 1, Text::_($stageTable->getError()));

					return $response;
				}
			}

			// Get the stage Ids of the new stages
			$query = $this->db->getQuery(true);

			$query->select([$this->db->quoteName('title'), $this->db->quoteName('id')])
				->from($this->db->quoteName('#__workflow_stages'))
				->where($this->db->quoteName('workflow_id') . ' = :workflow_id')
				->bind(':workflow_id', $workflowId, ParameterType::INTEGER);

			$stages = $this->db->setQuery($query)->loadAssocList('title', 'id');

			// Prepare Transitions

			$defaultOptions = json_encode(
				[
					'publishing' => 0,
					'featuring' => 0,
					'notification_send_mail' => false,
				]
			);

			$fromTo = array(
				array(
					// Idea to Copywriting
					'from_stage_id' => $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE1_TITLE')],
					'to_stage_id' 	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE2_TITLE')],
					'options' => $defaultOptions,
				),
				array(
					// Copywriting to Graphic Design
					'from_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE2_TITLE')],
					'to_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE3_TITLE')],
					'options' => $defaultOptions,
				),
				array(
					// Graphic Design to Fact Check
					'from_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE3_TITLE')],
					'to_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE4_TITLE')],
					'options' => $defaultOptions,
				),
				array(
					// Fact Check to Review
					'from_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE4_TITLE')],
					'to_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE5_TITLE')],
					'options' => $defaultOptions,
				),
				array(
					// Edit article - revision to copy writer
					'from_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE5_TITLE')],
					'to_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE2_TITLE')],
					'options' => $defaultOptions,
				),
				array(
					// Revision to published and featured
					'from_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE5_TITLE')],
					'to_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE6_TITLE')],
					'options' => json_encode(
						array(
							'publishing'  => 1,
							'featuring' => 1,
							'notification_send_mail' => true,
							'notification_text' => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE6_TEXT'),
							'notification_groups' => ["7"],
						)
					),
				),
				array(
					// All to on Hold
					'from_stage_id'	=> -1,
					'to_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE7_TITLE')],
					'options' => json_encode(
						array(
							'publishing'  => 2,
							'featuring' => 0,
							'notification_send_mail' => false,
						)
					),
				),
				array(
					// Idea to trash
					'from_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE1_TITLE')],
					'to_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE8_TITLE')],
					'options' => json_encode(
						array(
							'publishing'  => -2,
							'featuring' => 0,
							'notification_send_mail' => false,
						)
					),
				),
				array(
					// On Hold to Idea (Re-activate an idea)
					'from_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE7_TITLE')],
					'to_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE1_TITLE')],
					'options' => $defaultOptions,
				),
				array(
					// Unpublish a published article
					'from_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE6_TITLE')],
					'to_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE9_TITLE')],
					'options' => $defaultOptions,
				),
				array(
					// Trash a published article
					'from_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE6_TITLE')],
					'to_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE8_TITLE')],
					'options' => $defaultOptions,
				),
				array(
					// From unpublished back to published
					'from_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE9_TITLE')],
					'to_stage_id'	=> $stages[Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE6_TITLE')],
					'options' => json_encode(
						array(
							'publishing'  => 1,
							'featuring' => 0,
							'notification_send_mail' => true,
							'notification_text' => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_STAGE6_TEXT'),
							'notification_groups' => ["7"],
						)
					),
				),
			);

			// Create Transitions.
			for ($i = 0; $i < count($fromTo); $i++)
			{
				$trTable = new \Joomla\Component\Workflow\Administrator\Table\TransitionTable($this->db);

				$trTable->from_stage_id = $fromTo[$i]['from_stage_id'];
				$trTable->to_stage_id = $fromTo[$i]['to_stage_id'];
				$trTable->options = $fromTo[$i]['options'];

				// Set values from language strings.
				$trTable->title = Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_TRANSITION' . ($i + 1) . '_TITLE');
				$trTable->description = Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_WORKFLOW_TRANSITION' . ($i + 1) . '_DESCRIPTION');

				// Set values which are always the same.
				$trTable->id = 0;
				$trTable->published = 1;
				$trTable->ordering = 0;
				$trTable->workflow_id = $workflowId;

				if (!$trTable->store())
				{
					$response            = array();
					$response['success'] = false;
					$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_FAILED', 1, Text::_($trTable->getError()));

					return $response;
				}
			}
		}

		// Store the categories
		$catIds        = array();

		for ($i = 0; $i <= 3; $i++)
		{
			$categoryModel = $this->app->bootComponent('com_categories')
				->getMVCFactory()->createModel('Category', 'Administrator');

			$categoryTitle = Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_CATEGORY_' . $i . '_TITLE');
			$categoryAlias = ApplicationHelper::stringURLSafe($categoryTitle);

			// Set unicodeslugs if alias is empty
			if (trim(str_replace('-', '', $categoryAlias) == ''))
			{
				$unicode = $this->app->set('unicodeslugs', 1);
				$categoryAlias = ApplicationHelper::stringURLSafe($categoryTitle);
				$this->app->set('unicodeslugs', $unicode);
			}

			// Category 0 gets the workflow from above
			$params = $i == 0 ? '{"workflow_id":"' . $workflowId . '"}' : '{}';

			$category = [
				'title'           => $categoryTitle . $langSuffix,
				'parent_id'       => 1,
				'id'              => 0,
				'published'       => 1,
				'access'          => $access,
				'created_user_id' => $user->id,
				'extension'       => 'com_content',
				'level'           => 1,
				'alias'           => $categoryAlias . $langSuffix,
				'associations'    => array(),
				'description'     => '',
				'language'        => $language,
				'params'          => $params,
			];

			try
			{
				if (!$categoryModel->save($category))
				{
					$this->app->getLanguage()->load('com_categories');
					throw new Exception($categoryModel->getError());
				}
			}
			catch (Exception $e)
			{
				$response            = array();
				$response['success'] = false;
				$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_FAILED', 1, $e->getMessage());

				return $response;
			}

			// Get ID from category we just added
			$catIds[] = $categoryModel->getItem()->id;
		}

		// Create Articles.
		$articles = array(

			// Category 1 = Help
			array(
				// Article 0 - About
				'catid'    => $catIds[1],
			),
			array(
				// Article 1 - Working on Your Site
				'catid'    => $catIds[1],
				'access'   => 3,
			),

			// Category 0 = Blog
			array(
				// Article 2 - Welcome to your blog
				'catid'    => $catIds[0],
				'featured' => 1,
				'tags'     => array_map('strval', $tagIds),
				'images'   => array(
					'image_intro'               => 'images/sampledata/cassiopeia/nasa1-1200.jpg',
					'float_intro'               => '',
					'image_intro_alt'           => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_ARTICLE_2_INTROIMAGE_ALT'),
					'image_intro_alt_empty'     => '',
					'image_intro_caption'       => '',
					'image_fulltext'            => 'images/sampledata/cassiopeia/nasa1-400.jpg',
					'float_fulltext'            => 'float-start',
					'image_fulltext_alt'        => '',
					'image_fulltext_alt_empty'  => 1,
					'image_fulltext_caption'    => 'www.nasa.gov/multimedia/imagegallery',
				),
			),
			array(
				// Article 3 - About your home page
				'catid'    => $catIds[0],
				'featured' => 1,
				'tags'     => array_map('strval', $tagIds),
				'images'   => array(
					'image_intro'               => 'images/sampledata/cassiopeia/nasa2-1200.jpg',
					'float_intro'               => '',
					'image_intro_alt'           => '',
					'image_intro_alt_empty'     => 1,
					'image_intro_caption'       => '',
					'image_fulltext'            => 'images/sampledata/cassiopeia/nasa2-400.jpg',
					'float_fulltext'            => 'float-start',
					'image_fulltext_alt'        => '',
					'image_fulltext_alt_empty'  => 1,
					'image_fulltext_caption'    => 'www.nasa.gov/multimedia/imagegallery',
				),
				'authorValue' => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_ARTICLE_3_FIELD_0'),
			),
			array(
				// Article 4 - Your Modules
				'catid'    => $catIds[0],
				'featured' => 1,
				'tags'     => array_map('strval', $tagIds),
				'images'   => array(
					'image_intro'               => 'images/sampledata/cassiopeia/nasa3-1200.jpg',
					'float_intro'               => '',
					'image_intro_alt'           => '',
					'image_intro_alt_empty'     => 1,
					'image_intro_caption'       => '',
					'image_fulltext'            => 'images/sampledata/cassiopeia/nasa3-400.jpg',
					'float_fulltext'            => 'float-start',
					'image_fulltext_alt'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_ARTICLE_4_FULLTEXTIMAGE_ALT'),
					'image_fulltext_alt_empty'  => '',
					'image_fulltext_caption'    => 'www.nasa.gov/multimedia/imagegallery',
				),
			),
			array(
				// Article 5 - Your Template
				'catid'    => $catIds[0],
				'featured' => 1,
				'tags'     => array_map('strval', $tagIds),
				'images'   => array(
					'image_intro'               => 'images/sampledata/cassiopeia/nasa4-1200.jpg',
					'float_intro'               => '',
					'image_intro_alt'           => '',
					'image_intro_alt_empty'     => 1,
					'image_intro_caption'       => '',
					'image_fulltext'            => 'images/sampledata/cassiopeia/nasa4-400.jpg',
					'float_fulltext'            => 'float-start',
					'image_fulltext_alt'        => '',
					'image_fulltext_alt_empty'  => 1,
					'image_fulltext_caption' => 'www.nasa.gov/multimedia/imagegallery',
				),
			),
			// Category 2 = Joomla - marketing texts
			array(
				// Article 6 - Millions
				'catid'    => $catIds[2],
				'images'   => array(
					'image_intro'            => 'images/sampledata/cassiopeia/nasa1-640.jpg',
					'float_intro'            => '',
					'image_intro_alt'        => '',
					'image_intro_alt_empty'  => 1,
					'image_intro_caption'    => '',
				),
			),
			array(
				// Article 7 - Love
				'catid'    => $catIds[2],
				'images'   => array(
					'image_intro'            => 'images/sampledata/cassiopeia/nasa2-640.jpg',
					'float_intro'            => '',
					'image_intro_alt'        => '',
					'image_intro_alt_empty'  => 1,
					'image_intro_caption'    => '',
				),
			),
			array(
				// Article 8 - Joomla
				'catid'    => $catIds[2],
				'images'   => array(
					'image_intro'            => 'images/sampledata/cassiopeia/nasa3-640.jpg',
					'float_intro'            => '',
					'image_intro_alt'        => '',
					'image_intro_alt_empty'  => 1,
					'image_intro_caption'    => '',
				),
			),
			array(
				// Article 9 - Workflows
				'catid'       => $catIds[1],
				'images'      => array(
					'image_intro'               => '',
					'float_intro'               => '',
					'image_intro_alt'           => '',
					'image_intro_alt_empty'     => '',
					'image_intro_caption'       => '',
					'image_fulltext'            => 'images/sampledata/cassiopeia/nasa4-400.jpg',
					'float_fulltext'            => 'float-end',
					'image_fulltext_alt'        => '',
					'image_fulltext_alt_empty'  => 1,
					'image_fulltext_caption'    => 'www.nasa.gov/multimedia/imagegallery',
				),
				'authorValue' => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_ARTICLE_9_FIELD_0'),
			),
			// Category 3 - Typography
			array(
				// Article 10 - Typography
				'catid'    => $catIds[3],
			),
		);

		$mvcFactory = $this->app->bootComponent('com_content')->getMVCFactory();

		// Store the articles
		foreach ($articles as $i => $article)
		{
			$articleModel = $mvcFactory->createModel('Article', 'Administrator', ['ignore_request' => true]);

			// Set values from language strings.
			$title                = Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_ARTICLE_' . $i . '_TITLE');
			$alias                = ApplicationHelper::stringURLSafe($title);
			$article['title']     = $title . $langSuffix;
			$article['introtext'] = Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_ARTICLE_' . $i . '_INTROTEXT');
			$article['fulltext']  = Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_ARTICLE_' . $i . '_FULLTEXT');

			// Set values which are always the same.
			$article['id']               = 0;
			$article['ordering']         = 0;
			$article['created_user_id']  = $user->id;
			$article['created_by_alias'] = 'Joomla';
			$article['alias']            = ApplicationHelper::stringURLSafe($article['title']);

			// Set unicodeslugs if alias is empty
			if (trim(str_replace('-', '', $alias) == ''))
			{
				$unicode = $this->app->set('unicodeslugs', 1);
				$article['alias'] = ApplicationHelper::stringURLSafe($article['title']);
				$this->app->set('unicodeslugs', $unicode);
			}

			$article['language']        = $language;
			$article['associations']    = array();
			$article['metakey']         = '';
			$article['metadesc']        = '';

			if (!isset($article['featured']))
			{
				$article['featured']  = 0;
			}

			if (!isset($article['state']))
			{
				$article['state']  = 1;
			}

			if (!isset($article['images']))
			{
				$article['images']  = '';
			}

			if (!isset($article['access']))
			{
				$article['access'] = $access;
			}

			if (!$articleModel->save($article))
			{
				$response            = array();
				$response['success'] = false;
				$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_FAILED', 1, Text::_($articleModel->getError()));

				return $response;
			}

			// Get ID from article we just added
			$ids[] = $articleModel->getItem()->id;

			if ($article['featured']
				&& ComponentHelper::isEnabled('com_workflow')
				&& PluginHelper::isEnabled('workflow', 'featuring')
				&& ComponentHelper::getParams('com_content')->get('workflow_enabled'))
			{
				// Set the article featured in #__content_frontpage
				$query = $this->db->getQuery(true);

				$featuredItem = (object) [
					'content_id'      => $articleModel->getItem()->id,
					'ordering'        => 0,
					'featured_up'     => null,
					'featured_down'   => null,
				];

				$this->db->insertObject('#__content_frontpage', $featuredItem);
			}

			// Add a value to the custom field if a value is given
			if (ComponentHelper::isEnabled('com_fields') && $this->app->getIdentity()->authorise('core.create', 'com_fields'))
			{
				if (!empty($article['authorValue']))
				{
					// Store a field value

					$valueAuthor = (object) [
						'item_id'  => $articleModel->getItem()->id,
						'field_id' => $fieldIds[0],
						'value'    => $article['authorValue'],
					];

					$this->db->insertObject('#__fields_values', $valueAuthor);
				}
			}
		}

		$this->app->setUserState('sampledata.blog.articles', $ids);
		$this->app->setUserState('sampledata.blog.articles.catIds', $catIds);

		$response            = [];
		$response['success'] = true;
		$response['message'] = Text::_('PLG_SAMPLEDATA_BLOG_STEP1_SUCCESS');

		return $response;
	}

	/**
	 * Second step to enter the sampledata. Menus.
	 *
	 * @return  array|void  Will be converted into the JSON response to the module.
	 *
	 * @since  3.8.0
	 */
	public function onAjaxSampledataApplyStep2()
	{
		if (!Session::checkToken('get') || $this->app->input->get('type') != $this->_name)
		{
			return;
		}

		if (!ComponentHelper::isEnabled('com_menus') || !$this->app->getIdentity()->authorise('core.create', 'com_menus'))
		{
			$response            = array();
			$response['success'] = true;
			$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_SKIPPED', 2, 'com_menus');

			return $response;
		}

		// Detect language to be used.
		$language   = Multilanguage::isEnabled() ? $this->app->getLanguage()->getTag() : '*';
		$langSuffix = ($language !== '*') ? ' (' . $language . ')' : '';

		// Create the menu types.
		$menuTable = new \Joomla\Component\Menus\Administrator\Table\MenuTypeTable($this->db);
		$menuTypes = array();

		for ($i = 0; $i <= 2; $i++)
		{
			$menu = array(
				'id'          => 0,
				'title'       => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_MENU_' . $i . '_TITLE') . $langSuffix,
				'description' => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_MENU_' . $i . '_DESCRIPTION'),
			);

			// Calculate menutype. The number of characters allowed is 24.
			$type = HTMLHelper::_('string.truncate', $menu['title'], 23, true, false);

			$menu['menutype'] = $i . $type;

			try
			{
				$menuTable->load();
				$menuTable->bind($menu);

				if (!$menuTable->check())
				{
					$this->app->getLanguage()->load('com_menu');
					throw new Exception($menuTable->getError());
				}

				$menuTable->store();
			}
			catch (Exception $e)
			{
				$response            = array();
				$response['success'] = false;
				$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_FAILED', 2, $e->getMessage());

				return $response;
			}

			$menuTypes[] = $menuTable->menutype;
		}

		// Storing IDs in UserState for later usage.
		$this->app->setUserState('sampledata.blog.menutypes', $menuTypes);

		// Get previously entered Data from UserStates.
		$articleIds = $this->app->getUserState('sampledata.blog.articles');

		// Get MenuItemModel.
		$this->menuItemModel = $this->app->bootComponent('com_menus')->getMVCFactory()
			->createModel('Item', 'Administrator', ['ignore_request' => true]);

		// Get previously entered categories ids
		$catIds = $this->app->getUserState('sampledata.blog.articles.catIds');

		// Link to the homepage from logout
		$home = $this->app->getMenu('site')->getDefault()->id;

		if (Multilanguage::isEnabled())
		{
			$homes = Multilanguage::getSiteHomePages();

			if (isset($homes[$language]))
			{
				$home = $homes[$language]->id;
			}
		}

		// Insert menuitems level 1.
		$menuItems = array(
			array(
				// Blog
				'menutype'     => $menuTypes[0],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_0_TITLE'),
				'link'         => 'index.php?option=com_content&view=category&layout=blog&id=' . $catIds[0],
				'component_id' => ExtensionHelper::getExtensionRecord('com_content', 'component')->extension_id,
				'params'       => array(
					'layout_type'             => 'blog',
					'show_category_title'     => 0,
					'num_leading_articles'    => 4,
					'num_intro_articles'      => 4,
					'num_links'               => 0,
					'orderby_sec'             => 'rdate',
					'order_date'              => 'published',
					'blog_class_leading'      => 'boxed columns-2',
					'show_pagination'         => 2,
					'secure'                  => 0,
					'show_page_heading'       => 1,
				),
			),
			array(
				// Help
				'menutype'     => $menuTypes[0],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_CATEGORY_1_TITLE'),
				'link'         => 'index.php?option=com_content&view=category&layout=blog&id=' . $catIds[1],
				'component_id' => ExtensionHelper::getExtensionRecord('com_content', 'component')->extension_id,
				'params'       => array(
					'blog_class_leading'      => '',
					'blog_class'              => 'boxed',
					'num_leading_articles'    => 0,
					'num_intro_articles'      => 4,
					'num_links'               => 0,
					'orderby_sec'             => 'rdate',
					'order_date'              => 'published',
					'show_pagination'         => 4,
					'show_pagination_results' => 1,
					'article_layout'          => '_:default',
					'link_titles'             => 0,
					'info_block_show_title'   => '',
					'show_category'           => 0,
					'link_category'           => '',
					'show_parent_category'    => '',
					'link_parent_category'    => '',
					'show_author'             => 0,
					'link_author'             => '',
					'show_create_date'        => 0,
					'show_modify_date'        => '',
					'show_publish_date'       => 0,
					'show_hits'               => 0,
					'menu_text'               => 1,
					'menu_show'               => 1,
					'show_page_heading'       => 1,
					'secure'                  => 0,
				),
			),
			array(
				// Login
				'menutype'     => $menuTypes[0],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_2_TITLE'),
				'link'         => 'index.php?option=com_users&view=login',
				'component_id' => ExtensionHelper::getExtensionRecord('com_users', 'component')->extension_id,
				'access'       => 5,
				'params'       => array(
					'loginredirectchoice'      => '1',
					'login_redirect_url'       => '',
					'login_redirect_menuitem'  => $home,
					'logoutredirectchoice'     => '1',
					'logout_redirect_url'      => '',
					'logout_redirect_menuitem' => $home,
					'secure'                   => 0,
				),
			),
			array(
				// Logout
				'menutype'     => $menuTypes[0],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_16_TITLE'),
				'link'         => 'index.php?option=com_users&view=login&layout=logout&task=user.menulogout',
				'component_id' => ExtensionHelper::getExtensionRecord('com_users', 'component')->extension_id,
				'access'       => 2,
				'params'       => array(
					'logout'   => $home,
					'secure'   => 0,
				),
			),
			array(
				// Sample metismenu (heading)
				'menutype'     => $menuTypes[0],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_11_TITLE'),
				'type'         => 'heading',
				'link'         => '',
				'component_id' => 0,
				'params'       => array(
					'layout_type'             => 'heading',
					'menu_text'               => 1,
					'show_page_heading'       => 0,
					'secure'                  => 0,
				),
			),
			array(
				// Typography
				'menutype'     => $menuTypes[0],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_14_TITLE'),
				'link'         => 'index.php?option=com_content&view=article&id=' . (int) $articleIds[10] . '&catid=' . (int) $catIds[3],
				'component_id' => ExtensionHelper::getExtensionRecord('com_content', 'component')->extension_id,
				'params'       => array(
					'show_title'            => 0,
					'link_titles'           => 0,
					'show_intro'            => 1,
					'info_block_position'   => '',
					'info_block_show_title' => 0,
					'show_category'         => 0,
					'show_author'           => 0,
					'show_create_date'      => 0,
					'show_modify_date'      => 0,
					'show_publish_date'     => 0,
					'show_item_navigation'  => 0,
					'show_hits'             => 0,
					'show_tags'             => 0,
					'menu_text'             => 1,
					'menu_show'             => 1,
					'page_title'            => '',
					'secure'                => 0,
				),
			),
			array(
				'menutype'     => $menuTypes[1],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_3_TITLE'),
				'link'         => 'index.php?option=com_content&view=form&layout=edit',
				'component_id' => ExtensionHelper::getExtensionRecord('com_content', 'component')->extension_id,
				'access'       => 3,
				'params'       => array(
					'enable_category'   => 1,
					'catid'             => $catIds[0],
					'menu_text'         => 1,
					'show_page_heading' => 0,
					'secure'            => 0,
				),
			),
			array(
				'menutype'     => $menuTypes[1],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_4_TITLE'),
				'link'         => 'index.php?option=com_content&view=article&id=' . $articleIds[1],
				'component_id' => ExtensionHelper::getExtensionRecord('com_content', 'component')->extension_id,
				'params'       => array(
					'menu_text'         => 1,
					'show_page_heading' => 0,
					'secure'            => 0,
				),
			),
			array(
				'menutype'     => $menuTypes[1],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_5_TITLE'),
				'link'         => 'administrator',
				'type'         => 'url',
				'component_id' => 0,
				'browserNav'   => 1,
				'access'       => 3,
				'params'       => array(
					'menu_text' => 1,
					'secure'    => 0,
				),
			),
			array(
				'menutype'     => $menuTypes[1],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_6_TITLE'),
				'link'         => 'index.php?option=com_users&view=profile&layout=edit',
				'component_id' => ExtensionHelper::getExtensionRecord('com_users', 'component')->extension_id,
				'access'       => 2,
				'params'       => array(
					'menu_text'         => 1,
					'show_page_heading' => 0,
					'secure'            => 0,
				),
			),
			array(
				'menutype'     => $menuTypes[1],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_7_TITLE'),
				'link'         => 'index.php?option=com_users&view=login',
				'component_id' => ExtensionHelper::getExtensionRecord('com_users', 'component')->extension_id,
				'params'       => array(
					'logindescription_show'  => 1,
					'logoutdescription_show' => 1,
					'menu_text'              => 1,
					'show_page_heading'      => 0,
					'secure'                 => 0,
				),
			),
		);

		try
		{
			$menuIdsLevel1 = $this->addMenuItems($menuItems, 1);
		}
		catch (Exception $e)
		{
			$response            = array();
			$response['success'] = false;
			$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_FAILED', 2, $e->getMessage());

			return $response;
		}

		// Insert level 1 (Link in the footer as alias)
		$menuItems = array(
			array(
				'menutype'     => $menuTypes[2],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_8_TITLE'),
				'link'         => 'index.php?Itemid=',
				'type'         => 'alias',
				'access'       => 5,
				'params'       => array(
					'aliasoptions'      => $menuIdsLevel1[2],
					'alias_redirect'    => 0,
					'menu-anchor_title' => '',
					'menu-anchor_css'   => '',
					'menu_image'        => '',
					'menu_image_css'    => '',
					'menu_text'         => 1,
					'menu_show'         => 1,
					'secure'            => 0,
				),
			),
			array(
				'menutype'     => $menuTypes[2],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_16_TITLE'),
				'link'         => 'index.php?Itemid=',
				'type'         => 'alias',
				'access'       => 2,
				'params'       => array(
					'aliasoptions'      => $menuIdsLevel1[3],
					'alias_redirect'    => 0,
					'menu-anchor_title' => '',
					'menu-anchor_css'   => '',
					'menu_image'        => '',
					'menu_image_css'    => '',
					'menu_text'         => 1,
					'menu_show'         => 1,
					'secure'            => 0,
					),
				),
				array(
					// Hidden menuItem search
				'menutype'     => $menuTypes[2],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_15_TITLE'),
				'link'         => 'index.php?option=com_finder&view=search',
				'type'         => 'component',
				'component_id' => ExtensionHelper::getExtensionRecord('com_finder', 'component')->extension_id,
				'params'       => array(
					'show_date_filters' => '1',
					'show_advanced'         => '',
					'expand_advanced'       => '1',
					'show_taxonomy'         => '1',
					'show_date'             => '1',
					'show_url'              => '1',
					'menu_text'             => 0,
					'menu_show'             => 0,
					'secure'                => 0,
				),
			),
		);

		try
		{
			$menuIdsLevel1 = array_merge($menuIdsLevel1, $this->addMenuItems($menuItems, 1));
		}
		catch (Exception $e)
		{
			$response            = array();
			$response['success'] = false;
			$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_FAILED', 2, $e->getMessage());

			return $response;
		}

		$this->app->setUserState('sampledata.blog.menuIdsLevel1', $menuIdsLevel1);

		// Insert menuitems level 2.
		$menuItems = array(
			array(
				'menutype'     => $menuTypes[1],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_9_TITLE'),
				'link'         => 'index.php?option=com_config&view=config',
				'parent_id'    => $menuIdsLevel1[6],
				'component_id' => ExtensionHelper::getExtensionRecord('com_config', 'component')->extension_id,
				'access'       => 6,
				'params'       => array(
					'menu_text'         => 1,
					'show_page_heading' => 0,
					'secure'            => 0,
				),
			),
			array(
				'menutype'     => $menuTypes[1],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_10_TITLE'),
				'link'         => 'index.php?option=com_config&view=templates',
				'parent_id'    => $menuIdsLevel1[6],
				'component_id' => ExtensionHelper::getExtensionRecord('com_config', 'component')->extension_id,
				'access'       => 6,
				'params'       => array(
					'menu_text'         => 1,
					'show_page_heading' => 0,
					'secure'            => 0,
				),
			),
			array(
				// Blog
				'menutype'     => $menuTypes[0],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_0_TITLE'),
				'link'         => 'index.php?option=com_content&view=category&layout=blog&id=' . $catIds[0],
				'parent_id'    => $menuIdsLevel1[4],
				'component_id' => ExtensionHelper::getExtensionRecord('com_content', 'component')->extension_id,
				'params'       => array(
					'layout_type'             => 'blog',
					'show_category_title'     => 0,
					'num_leading_articles'    => 1,
					'num_intro_articles'      => 2,
					'num_links'               => 2,
					'orderby_sec'             => 'front',
					'order_date'              => 'published',
					'blog_class_leading'      => 'boxed columns-1',
					'blog_class'              => 'columns-2',
					'show_pagination'         => 2,
					'show_pagination_results' => 1,
					'show_category'           => 0,
					'info_bloc_position'      => 0,
					'show_publish_date'       => 0,
					'show_hits'               => 0,
					'show_feed_link'          => 0,
					'menu_text'               => 1,
					'show_page_heading'       => 0,
					'secure'                  => 0,
				),
			),
			array(
				// Category List
				'menutype'     => $menuTypes[0],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_12_TITLE'),
				'link'         => 'index.php?option=com_content&view=category&id=' . $catIds[0],
				'parent_id'    => $menuIdsLevel1[4],
				'component_id' => ExtensionHelper::getExtensionRecord('com_content', 'component')->extension_id,
				'params'       => array(
					'menu_text'         => 1,
					'show_page_heading' => 1,
					'secure'            => 0,
				),
			),
			array(
				// Articles (menu header)
				'menutype'     => $menuTypes[0],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MENUS_ITEM_13_TITLE'),
				'link'         => 'index.php?option=com_content&view=category&layout=blog&id=' . $catIds[2],
				'parent_id'    => $menuIdsLevel1[4],
				'component_id' => ExtensionHelper::getExtensionRecord('com_content', 'component')->extension_id,
				'params'       => array(
					'layout_type'             => 'blog',
					'show_category_title'     => 0,
					'num_leading_articles'    => 3,
					'num_intro_articles'      => 0,
					'num_links'               => 2,
					'orderby_sec'             => 'front',
					'order_date'              => 'published',
					'blog_class_leading'      => 'boxed columns-3',
					'blog_class'              => '',
					'show_pagination'         => 2,
					'show_pagination_results' => 1,
					'show_category'           => 0,
					'info_bloc_position'      => 0,
					'show_publish_date'       => 0,
					'show_hits'               => 0,
					'show_feed_link'          => 0,
					'menu_text'               => 1,
					'show_page_heading'       => 0,
					'secure'                  => 0,
				),
			),
			array(
				'menutype'     => $menuTypes[0],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_ARTICLE_3_TITLE'),
				'link'         => 'index.php?option=com_content&view=article&id=' . (int) $articleIds[3],
				'parent_id'    => $menuIdsLevel1[1],
				'component_id' => ExtensionHelper::getExtensionRecord('com_content', 'component')->extension_id,
				'params'       => array(
					'menu_show'         => 1,
					'show_page_heading' => 0,
					'secure'            => 0,
				),
			),
			array(
				'menutype'     => $menuTypes[0],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_ARTICLE_9_TITLE'),
				'link'         => 'index.php?option=com_content&view=article&id=' . (int) $articleIds[9],
				'parent_id'    => $menuIdsLevel1[1],
				'component_id' => ExtensionHelper::getExtensionRecord('com_content', 'component')->extension_id,
				'params'       => array(
					'menu_show'         => 1,
					'show_page_heading' => 0,
					'secure'            => 0,
				),
			),
		);

		try
		{
			$menuIdsLevel2 = $this->addMenuItems($menuItems, 2);
		}
		catch (Exception $e)
		{
			$response            = array();
			$response['success'] = false;
			$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_FAILED', 2, $e->getMessage());

			return $response;
		}

		// Add a third level of menuItems - use article title also for menuItem title
		$menuItems = array(
			array(
				'menutype'     => $menuTypes[0],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_ARTICLE_6_TITLE'),
				'link'         => 'index.php?option=com_content&view=article&id=' . (int) $articleIds[6],
				'parent_id'    => $menuIdsLevel2[4],
				'component_id' => ExtensionHelper::getExtensionRecord('com_content', 'component')->extension_id,
				'params'       => array(
					'menu_show' => 1,
					'secure'    => 0,
				),
			),
			array(
				'menutype'     => $menuTypes[0],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_ARTICLE_7_TITLE'),
				'link'         => 'index.php?option=com_content&view=article&id=' . (int) $articleIds[7],
				'parent_id'    => $menuIdsLevel2[4],
				'component_id' => ExtensionHelper::getExtensionRecord('com_content', 'component')->extension_id,
				'params'       => array(
					'menu_show' => 1,
					'secure'    => 0,
				),
			),
			array(
				'menutype'     => $menuTypes[0],
				'title'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_CONTENT_ARTICLE_8_TITLE'),
				'link'         => 'index.php?option=com_content&view=article&id=' . (int) $articleIds[8],
				'parent_id'    => $menuIdsLevel2[4],
				'component_id' => ExtensionHelper::getExtensionRecord('com_content', 'component')->extension_id,
				'params'       => array(
					'menu_show' => 1,
					'secure'    => 0,
				),
			),
		);

		try
		{
			$this->addMenuItems($menuItems, 3);
		}
		catch (Exception $e)
		{
			$response            = array();
			$response['success'] = false;
			$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_FAILED', 2, $e->getMessage());

			return $response;
		}

		$response            = array();
		$response['success'] = true;
		$response['message'] = Text::_('PLG_SAMPLEDATA_BLOG_STEP2_SUCCESS');

		return $response;
	}

	/**
	 * Third step to enter the sampledata. Modules.
	 *
	 * @return  array|void  Will be converted into the JSON response to the module.
	 *
	 * @since  3.8.0
	 */
	public function onAjaxSampledataApplyStep3()
	{
		if (!Session::checkToken('get') || $this->app->input->get('type') != $this->_name)
		{
			return;
		}

		$this->app->getLanguage()->load('com_modules');

		if (!ComponentHelper::isEnabled('com_modules') || !$this->app->getIdentity()->authorise('core.create', 'com_modules'))
		{
			$response            = array();
			$response['success'] = true;
			$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_SKIPPED', 3, 'com_modules');

			return $response;
		}

		// Detect language to be used.
		$language   = Multilanguage::isEnabled() ? $this->app->getLanguage()->getTag() : '*';
		$langSuffix = ($language !== '*') ? ' (' . $language . ')' : '';

		// Add Include Paths.
		/** @var \Joomla\Component\Modules\Administrator\Model\ModuleModel $model */
		$model = $this->app->bootComponent('com_modules')->getMVCFactory()
			->createModel('Module', 'Administrator', ['ignore_request' => true]);
		$access = (int) $this->app->get('access', 1);

		// Get previously entered Data from UserStates.
		$articleIds = $this->app->getUserState('sampledata.blog.articles');

		// Get previously entered Data from UserStates
		$menuTypes = $this->app->getUserState('sampledata.blog.menutypes');

		// Get previously entered categories ids
		$catIds = $this->app->getUserState('sampledata.blog.articles.catIds');

		// Link to article "typography" in banner module
		$headerLink = 'index.php?option=com_content&view=article&id=' . (int) $articleIds[10] . '&catid=' . (int) $catIds[3];

		$modules = array(
			array(
				// The main menu Blog
				'title'     => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MODULES_MODULE_0_TITLE'),
				'ordering'  => 1,
				'position'  => 'menu',
				'module'    => 'mod_menu',
				'showtitle' => 0,
				'params'    => array(
					'menutype'        => $menuTypes[0],
					'layout'          => 'cassiopeia:collapse-metismenu',
					'startLevel'      => 1,
					'endLevel'        => 0,
					'showAllChildren' => 1,
					'class_sfx'       => '',
					'cache'           => 1,
					'cache_time'      => 900,
					'cachemode'       => 'itemid',
					'module_tag'      => 'nav',
					'bootstrap_size'  => 0,
					'header_tag'      => 'h3',
					'style'           => 0,
				),
			),
			array(
				// The author Menu, for registered users
				'title'     => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MODULES_MODULE_1_TITLE'),
				'ordering'  => 1,
				'position'  => 'sidebar-right',
				'module'    => 'mod_menu',
				'access'    => 3,
				'showtitle' => 0,
				'params'    => array(
					'menutype'        => $menuTypes[1],
					'startLevel'      => 1,
					'endLevel'        => 0,
					'showAllChildren' => 1,
					'class_sfx'       => '',
					'layout'          => '_:default',
					'cache'           => 1,
					'cache_time'      => 900,
					'cachemode'       => 'itemid',
					'module_tag'      => 'aside',
					'bootstrap_size'  => 0,
					'header_tag'      => 'h3',
					'style'           => 0,
				),
			),
			array(
				// Syndication
				'title'     => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MODULES_MODULE_2_TITLE'),
				'ordering'  => 6,
				'position'  => 'sidebar-right',
				'module'    => 'mod_syndicate',
				'showtitle' => 0,
				'params'    => array(
					'display_text' => 1,
					'text'         => 'My Blog',
					'format'       => 'rss',
					'layout'       => '_:default',
					'cache'        => 0,
					'module_tag'   => 'section',
				),
			),
			array(
				// Archived Articles
				'title'    => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MODULES_MODULE_3_TITLE'),
				'ordering' => 4,
				'position' => 'sidebar-right',
				'module'   => 'mod_articles_archive',
				'params'   => array(
					'count'      => 10,
					'layout'     => '_:default',
					'cache'      => 1,
					'cache_time' => 900,
					'module_tag' => 'div',
					'cachemode'  => 'static',
				),
			),
			array(
				// Latest Posts
				'title'      => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MODULES_MODULE_4_TITLE'),
				'ordering'   => 6,
				'position'   => 'top-a',
				'module'     => 'mod_articles_news',
				// Assignment 1 means here - only on the homepage
				'assignment' => 1,
				'showtitle'  => 0,
				'params'   => array(
					'catid'             => $catIds[2],
					'image'             => 1,
					'img_intro_full'    => 'intro',
					'item_title'        => 0,
					'link_titles'       => '',
					'item_heading'      => 'h4',
					'triggerevents'     => 1,
					'showLastSeparator' => 1,
					'show_introtext'    => 1,
					'readmore'          => 1,
					'count'             => 3,
					'show_featured'     => '',
					'exclude_current'   => 0,
					'ordering'          => 'a.publish_up',
					'direction'         => 1,
					'layout'            => '_:horizontal',
					'moduleclass_sfx'   => '',
					'cache'             => 1,
					'cache_time'        => 900,
					'cachemode'         => 'itemid',
					'style'             => 'Cassiopeia-noCard',
					'module_tag'        => 'div',
					'bootstrap_size'    => '0',
					'header_tag'        => 'h3',
					'header_class'      => '',
				),
			),
			array(
				// Older Posts (from category 0 = blog)
				'title'    => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MODULES_MODULE_5_TITLE'),
				'ordering' => 2,
				'position' => 'bottom-b',
				'module'   => 'mod_articles_category',
				'params'   => array(
					'mode'                         => 'normal',
					'show_on_article_page'         => 0,
					'show_front'                   => 'show',
					'count'                        => 6,
					'category_filtering_type'      => 1,
					'catid'                        => $catIds[0],
					'show_child_category_articles' => 0,
					'levels'                       => 1,
					'author_filtering_type'        => 1,
					'author_alias_filtering_type'  => 1,
					'date_filtering'               => 'off',
					'date_field'                   => 'a.created',
					'relative_date'                => 30,
					'article_ordering'             => 'a.created',
					'article_ordering_direction'   => 'DESC',
					'article_grouping'             => 'none',
					'article_grouping_direction'   => 'krsort',
					'month_year_format'            => 'F Y',
					'item_heading'                 => 5,
					'link_titles'                  => 1,
					'show_date'                    => 0,
					'show_date_field'              => 'created',
					'show_date_format'             => Text::_('DATE_FORMAT_LC5'),
					'show_category'                => 0,
					'show_hits'                    => 0,
					'show_author'                  => 0,
					'show_introtext'               => 0,
					'introtext_limit'              => 100,
					'show_readmore'                => 0,
					'show_readmore_title'          => 1,
					'readmore_limit'               => 15,
					'layout'                       => '_:default',
					'owncache'                     => 1,
					'cache_time'                   => 900,
					'module_tag'                   => 'div',
					'bootstrap_size'               => 4,
					'header_tag'                   => 'h3',
					'style'                        => 0,
				),
			),
			array(
				// Bottom Menu
				'title'     => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MODULES_MODULE_6_TITLE'),
				'ordering'  => 1,
				'position'  => 'footer',
				'module'    => 'mod_menu',
				'showtitle' => 0,
				'params'    => array(
					'menutype'        => $menuTypes[2],
					'class_sfx'       => 'menu-horizontal',
					'startLevel'      => 1,
					'endLevel'        => 0,
					'showAllChildren' => 0,
					'layout'          => 'cassiopeia:dropdown-metismenu',
					'cache'           => 1,
					'cache_time'      => 900,
					'cachemode'       => 'itemid',
					'module_tag'      => 'div',
					'bootstrap_size'  => 0,
					'header_tag'      => 'h3',
					'style'           => 0,
				),
			),
			array(
				// Search
				'title'    => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MODULES_MODULE_7_TITLE'),
				'ordering' => 1,
				'position' => 'search',
				'module'   => 'mod_finder',
				'params'   => array(
					'searchfilter'     => '',
					'show_autosuggest' => 1,
					'show_advanced'    => 0,
					'show_label'       => 0,
					'alt_label'        => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MODULES_MODULE_7_TITLE'),
					'show_button'      => 1,
					'opensearch'       => 1,
					'opensearch_name'  => '',
					'set_itemid'       => 0,
					'layout'           => '_:default',
					'module_tag'       => 'search',
				),
			),
			array(
				// Header image
				'title'      => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MODULES_MODULE_8_TITLE'),
				'content'    => '<p>' . Text::sprintf('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MODULES_MODULE_8_CONTENT', $headerLink) . '</p>',
				'ordering'   => 1,
				'position'   => 'banner',
				'module'     => 'mod_custom',
				// Assignment 1 means here - only on the homepage
				'assignment' => 1,
				'showtitle'  => 0,
				'params'     => array(
					'prepare_content' => 0,
					'backgroundimage' => 'images/banners/banner.jpg',
					'layout'          => 'cassiopeia:banner',
					'moduleclass_sfx' => '',
					'cache'           => 1,
					'cache_time'      => 900,
					'cachemode'       => 'static',
					'style'           => '0',
					'module_tag'      => 'div',
					'bootstrap_size'  => '0',
					'header_tag'      => 'h3',
					'header_class'    => '',
				),
			),
			array(
				// Popular Tags
				'title'    => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MODULES_MODULE_9_TITLE'),
				'ordering' => 1,
				'position' => 'bottom-b',
				'module'   => 'mod_tags_popular',
				'params'   => array(
					'maximum'         => 8,
					'timeframe'       => 'alltime',
					'order_value'     => 'count',
					'order_direction' => 1,
					'display_count'   => 1,
					'no_results_text' => 0,
					'minsize'         => 1,
					'maxsize'         => 2,
					'layout'          => '_:cloud',
					'owncache'        => 1,
					'module_tag'      => 'aside',
					'bootstrap_size'  => 4,
					'header_tag'      => 'h3',
					'style'           => 0,
				),
			),
			array(
				// Similiar Items
				'title'    => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MODULES_MODULE_10_TITLE'),
				'ordering' => 0,
				'module'   => 'mod_tags_similar',
				'position' => 'bottom-b',
				'params'   => array(
					'maximum'        => 5,
					'matchtype'      => 'any',
					'layout'         => '_:default',
					'owncache'       => 1,
					'module_tag'     => 'div',
					'bootstrap_size' => 4,
					'header_tag'     => 'h3',
					'style'          => 0,
				),
			),
			array(
				// Backend - Site Information
				'title'     => Text::_('PLG_SAMPLEDATA_BLOG_SAMPLEDATA_MODULES_MODULE_11_TITLE'),
				'ordering'  => 4,
				'position'  => 'cpanel',
				'module'    => 'mod_stats_admin',
				'access'    => 6,
				'client_id' => 1,
				'params'    => array(
					'serverinfo'     => 1,
					'siteinfo'       => 1,
					'counter'        => 0,
					'increase'       => 0,
					'layout'         => '_:default',
					'cache'          => 1,
					'cache_time'     => 900,
					'cachemode'      => 'static',
					'module_tag'     => 'div',
					'bootstrap_size' => 0,
					'header_tag'     => 'h3',
					'style'          => 0,
				),
			),
		);

		// Assignment means always "only on the homepage".
		if (Multilanguage::isEnabled())
		{
			$homes = Multilanguage::getSiteHomePages();

			if (isset($homes[$language]))
			{
				$home = $homes[$language]->id;
			}
		}

		if (!isset($home))
		{
			$home = $this->app->getMenu('site')->getDefault()->id;
		}

		foreach ($modules as $module)
		{
			// Append language suffix to title.
			$module['title'] .= $langSuffix;

			// Set values which are always the same.
			$module['id']         = 0;
			$module['asset_id']   = 0;
			$module['language']   = $language;
			$module['note']       = '';
			$module['published']  = 1;

			if (!isset($module['assignment']))
			{
				$module['assignment'] = 0;
			}
			else
			{
				$module['assigned'] = [$home];
			}

			if (!isset($module['content']))
			{
				$module['content'] = '';
			}

			if (!isset($module['access']))
			{
				$module['access'] = $access;
			}

			if (!isset($module['showtitle']))
			{
				$module['showtitle'] = 1;
			}

			if (!isset($module['client_id']))
			{
				$module['client_id'] = 0;
			}

			if (!$model->save($module))
			{
				$response            = array();
				$response['success'] = false;
				$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_FAILED', 3, Text::_($model->getError()));

				return $response;
			}
		}

		// Get previously entered categories ids
		$menuIdsLevel1 = $this->app->getUserState('sampledata.blog.menuIdsLevel1');

		// Get the login modules there could be more than one
		$MVCFactory = $this->app->bootComponent('com_modules')->getMVCFactory();
		$modelModules = $MVCFactory->createModel('Modules', 'Administrator', ['ignore_request' => true]);

		$modelModules->setState('filter.module', 'mod_login');
		$modelModules->setState('filter.client_id', 1);

		$loginModules = $modelModules->getItems();

		if (!empty($loginModules))
		{
			$modelModule = $MVCFactory->createModel('Module', 'Administrator', ['ignore_request' => true]);

			foreach ($loginModules as $loginModule)
			{
				$lm = (array) $loginModule;

				// Un-assign the module from login view, to avoid 403 error
				$lm['assignment'] = 1;
				$loginId = - (int) $menuIdsLevel1[2];
				$lm['assigned']   = [$loginId];

				if (!$modelModule->save($lm))
				{
					$response            = array();
					$response['success'] = false;
					$response['message'] = Text::sprintf('PLG_SAMPLEDATA_BLOG_STEP_FAILED', 3, Text::_($model->getError()));

					return $response;
				}
			}
		}

		$response            = array();
		$response['success'] = true;
		$response['message'] = Text::_('PLG_SAMPLEDATA_BLOG_STEP3_SUCCESS');

		return $response;
	}

	/**
	 * Final step to show completion of sampledata.
	 *
	 * @return  array|void  Will be converted into the JSON response to the module.
	 *
	 * @since  4.0.0
	 */
	public function onAjaxSampledataApplyStep4()
	{
		if ($this->app->input->get('type') != $this->_name)
		{
			return;
		}

		$response['success'] = true;
		$response['message'] = Text::_('PLG_SAMPLEDATA_BLOG_STEP4_SUCCESS');

		return $response;
	}

	/**
	 * Adds menuitems.
	 *
	 * @param   array    $menuItems  Array holding the menuitems arrays.
	 * @param   integer  $level      Level in the category tree.
	 *
	 * @return  array  IDs of the inserted menuitems.
	 *
	 * @since  3.8.0
	 *
	 * @throws  Exception
	 */
	private function addMenuItems(array $menuItems, $level)
	{
		$itemIds = array();
		$access  = (int) $this->app->get('access', 1);
		$user    = $this->app->getIdentity();

		// Detect language to be used.
		$language   = Multilanguage::isEnabled() ? $this->app->getLanguage()->getTag() : '*';
		$langSuffix = ($language !== '*') ? ' (' . $language . ')' : '';

		foreach ($menuItems as $menuItem)
		{
			// Reset item.id in model state.
			$this->menuItemModel->setState('item.id', 0);

			// Set values which are always the same.
			$menuItem['id']              = 0;
			$menuItem['created_user_id'] = $user->id;
			$menuItem['alias']           = ApplicationHelper::stringURLSafe($menuItem['title']);

			// Set unicodeslugs if alias is empty
			if (trim(str_replace('-', '', $menuItem['alias']) == ''))
			{
				$unicode = $this->app->set('unicodeslugs', 1);
				$menuItem['alias'] = ApplicationHelper::stringURLSafe($menuItem['title']);
				$this->app->set('unicodeslugs', $unicode);
			}

			// Append language suffix to title.
			$menuItem['title'] .= $langSuffix;

			$menuItem['published']       = 1;
			$menuItem['language']        = $language;
			$menuItem['note']            = '';
			$menuItem['img']             = '';
			$menuItem['associations']    = array();
			$menuItem['client_id']       = 0;
			$menuItem['level']           = $level;
			$menuItem['home']            = 0;

			// Set browserNav to default if not set
			if (!isset($menuItem['browserNav']))
			{
				$menuItem['browserNav'] = 0;
			}

			// Set access to default if not set
			if (!isset($menuItem['access']))
			{
				$menuItem['access'] = $access;
			}

			// Set type to 'component' if not set
			if (!isset($menuItem['type']))
			{
				$menuItem['type'] = 'component';
			}

			// Set template_style_id to global if not set
			if (!isset($menuItem['template_style_id']))
			{
				$menuItem['template_style_id'] = 0;
			}

			// Set parent_id to root (1) if not set
			if (!isset($menuItem['parent_id']))
			{
				$menuItem['parent_id'] = 1;
			}

			if (!$this->menuItemModel->save($menuItem))
			{
				// Try two times with another alias (-1 and -2).
				$menuItem['alias'] .= '-1';

				if (!$this->menuItemModel->save($menuItem))
				{
					$menuItem['alias'] = substr_replace($menuItem['alias'], '2', -1);

					if (!$this->menuItemModel->save($menuItem))
					{
						throw new Exception($menuItem['title'] . ' => ' . $menuItem['alias'] . ' : ' . $this->menuItemModel->getError());
					}
				}
			}

			// Get ID from menuitem we just added
			$itemIds[] = $this->menuItemModel->getState('item.id');
		}

		return $itemIds;
	}
}
