<?php
/**
 * @package SP Page Builder
 * @author JoomShaper http://www.joomshaper.com
 * @copyright Copyright (c) 2010 - 2021 JoomShaper
 * @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPLv2 or later
*/
//no direct accees
defined ('_JEXEC') or die ('Restricted access');
jimport('joomla.filesystem.file');

class SppagebuilderControllerPage extends JControllerForm {

	public function __construct($config = array()) {
		parent::__construct($config);

		// check have access
		$user = JFactory::getUser();
		$authorised = $user->authorise('core.edit', 'com_sppagebuilder');
		if (!$authorised) {
			die('Restricted Access');
		}
		// Check CSRF
		\JSession::checkToken() or die('Restricted Access');
	}

	public function getModel($name = 'form', $prefix = '', $config = array('ignore_request' => true))
	{
		$model = parent::getModel($name, $prefix, $config);

		return $model;
	}

	public function save($key = null, $urlVar = null) {

		$user = JFactory::getUser();
		$app      = JFactory::getApplication();
		$input = $app->input;
		$Itemid = $input->get('Itemid', 0, 'INT');
		$root = JURI::base();
		$root = new JURI($root);
		$link = $root->getScheme() . '://' . $root->getHost();

		$model    = $this->getModel('Form');
		$data     = $this->input->post->get('jform', array(), 'array');
		$task     = $this->getTask();
		$context  = 'com_sppagebuilder.edit.page';
		$recordId = $data['id'];
		$output = array();
		
		//Authorized
		if (empty($recordId)) {
			$authorised = $user->authorise('core.create', 'com_sppagebuilder') || (count((array) $user->getAuthorisedCategories('com_sppagebuilder', 'core.create')));
		} else {
			$authorised = $user->authorise('core.edit', 'com_sppagebuilder') || $user->authorise('core.edit', 'com_sppagebuilder.page.' . $recordId) || ($user->authorise('core.edit.own', 'com_sppagebuilder.page.' . $recordId) && $data['created_by'] == $user->id);
		}

		if ($authorised !== true)
		{
			$output['status'] = false;
			$output['message'] = JText::_('JERROR_ALERTNOAUTHOR');
			echo json_encode($output);
			die();
		}

		// Check for request forgeries.
		$output['status'] = false;
		$output['message'] = JText::_('JINVALID_TOKEN');
		JSession::checkToken() or die(json_encode($output));

		$output['status'] = true;

		// Check for validation errors.
		if ($data === false) {
			// Get the validation messages.
			$errors = $model->getErrors();

			$output['status'] = false;
			$output['message'] = '';

			// Push up to three validation messages out to the user.
			for ($i = 0, $n = count((array) $errors); $i < $n && $i < 3; $i++) {
				if ($errors[$i] instanceof Exception) {
					$output['message'] .= $errors[$i]->getMessage();
				} else {
					$output['message'] .= $errors[$i];
				}
			}

			// Save the data in the session.
			$app->setUserState('com_sppagebuilder.edit.page.data', $data);

			// Redirect back to the edit screen.
			$url = $link . JRoute::_('index.php?option=com_sppagebuilder&view=form&layout=edit&tmpl=component&id=' . $recordId . '&Itemid=' . $Itemid);
			$output['redirect'] = $url;
			echo json_encode($output);
			die();
		}

		if($itemOld = $model->getPageItem($recordId)){
			if($itemOld->extension == 'com_content' && $itemOld->extension_view == 'article' && $itemOld->view_id){
				$data['catid'] = $itemOld->catid;
			}
		}

		// Attempt to save the data.
		if (!$model->save($data)) {
			// Save the data in the session.
			$app->setUserState('com_sppagebuilder.edit.page.data', $data);

			// Redirect back to the edit screen.
			$output['status'] = false;
			$output['message'] = JText::sprintf('JLIB_APPLICATION_ERROR_SAVE_FAILED', $model->getError());
			$output['redirect'] = $link . JRoute::_('index.php?option=com_sppagebuilder&view=form&layout=edit&tmpl=component&id=' . $recordId . '&Itemid=' . $Itemid);
			echo json_encode($output);
			die();
		}

		// Save succeeded, check-in the row.
		if ($model->checkin($data['id']) === false) {

			// Check-in failed, go back to the row and display a notice.
			$output['status'] = false;
			$output['message'] = JText::sprintf('JLIB_APPLICATION_ERROR_CHECKIN_FAILED', $model->getError());
			$output['redirect'] = $link . JRoute::_('index.php?option=com_sppagebuilder&view=form&layout=edit&tmpl=component&id=' . $recordId . '&Itemid=' . $Itemid);
			echo json_encode($output);
			die();
		}

		$output['status'] = true;
		$output['message'] = JText::_('COM_SPPAGEBUILDER_PAGE_SAVE_SUCCESS');

		// Redirect the user and adjust session state based on the chosen task.
		switch ($task) {
			case 'apply':
				// Set the row data in the session.
				$this->holdEditId($context, $recordId);
				$app->setUserState('com_sppagebuilder.edit.page.data', null);

				// Convert json to readable article text
				$oldPage = $model->getItem($recordId);
				if($oldPage->extension == 'com_content' && $oldPage->extension_view == 'article') {
					$model->addArticleFullText($oldPage->view_id, $oldPage->text);
				}

				// Delete generated CSS file
				$css_folder_path = JPATH_ROOT . '/media/com_sppagebuilder/css';
				$css_file_path = $css_folder_path . '/page-'. $recordId .'.css';
				if(file_exists($css_file_path)) {
					JFile::delete($css_file_path);
				}

				// Redirect back to the edit screen.
				$output['redirect'] = $link . JRoute::_('index.php?option=com_sppagebuilder&view=form&layout=edit&tmpl=component&id=' . $recordId . '&Itemid=' . $Itemid);
				$output['id'] = $recordId;
				break;

			default:
				// Clear the row id and data in the session.
				$this->releaseEditId($context, $recordId);
				$app->setUserState('com_sppagebuilder.edit.page.data', null);

				// Redirect to the list screen.
				$output['redirect'] = $link . JRoute::_('index.php?option=' . $this->option . '&view=' . $this->view_list . $this->getRedirectToListAppend(), false);
				break;
		}

		echo json_encode($output);
		die();
	}

	public function getMySections() {
		$model = $this->getModel();
		die($model->getMySections());
	}

	public function deleteSection(){
		$model = $this->getModel();
		$app = JFactory::getApplication();
		$input = $app->input;

		$id = $input->get('id', '', 'INT');

		die($model->deleteSection($id));
	}

	public function saveSection() {
		$model = $this->getModel();
		$app = JFactory::getApplication();
		$input = $app->input;

		$title = htmlspecialchars($input->get('title', '', 'STRING'));
		$section = $input->get('section', '', 'RAW');

		if($title && $section) {
			$section_id = $model->saveSection($title, $section);
			echo $section_id;
			die();
		} else {
			die('Failed');
		}
	}

	public function getMyAddons() {
		$model = $this->getModel();
		die($model->getMyAddons());
	}

	public function saveAddon() {
		$model = $this->getModel();
		$app = JFactory::getApplication();
		$input = $app->input;

		$title = htmlspecialchars($input->get('title', '', 'STRING'));
		$addon = $input->get('addon', '', 'RAW');

		if($title && $addon) {
			$addon_id = $model->saveAddon($title, $addon);
			echo $addon_id;
			die();
		} else {
			die('Failed');
		}
	}

	public function deleteAddon(){
		$model = $this->getModel();
		$app = JFactory::getApplication();
		$input = $app->input;

		$id = $input->get('id', '', 'INT');

		die($model->deleteAddon($id));
	}

	public function myPages() {
		$model = $this->getModel('Page');
		$model->getMyPages();
		die();
	}

	public function cancel($key = 'id') {
		parent::cancel($key);
		$return_url = JFactory::getApplication()->input->get('return_page',null,'base64');

		$this->setRedirect(base64_decode($return_url));
	}

	public function addToMenu() {
		$output = array();

		$data = $this->input->post->get('jform', array(), 'array');
		$pageId = (int) $this->input->get->get('pageId', 0, 'INT');

		JModelLegacy::addIncludePath(JPATH_ADMINISTRATOR . '/components/com_menus/models');
		JTable::addIncludePath(JPATH_ADMINISTRATOR . '/components/com_menus/tables');
		$formModel = $this->getModel('Form');
		$model = $this->getModel('Item', 'MenusModel');

		//Check menu
		$menuId = (isset($data['menuid']) && $data['menuid']) ? $data['menuid'] : 0;
		$menutitle = (isset($data['menutitle']) && $data['menutitle']) ? $data['menutitle'] : '';
		$menualias = (isset($data['menualias']) && $data['menualias']) ? $data['menualias'] : JFilterOutput::stringURLSafe($menutitle);
		$menutype = (isset($data['menutype']) && $data['menutype']) ? $data['menutype'] : '';
		$menuparent_id = (isset($data['menuparent_id']) && $data['menuparent_id']) ? $data['menuparent_id'] : 0;
		$menuordering = (isset($data['menuordering']) && $data['menuordering']) ? $data['menuordering'] : -2;
		$link = 'index.php?option=com_sppagebuilder&view=page&id=' . (int) $pageId;
		$component_id = JComponentHelper::getComponent('com_sppagebuilder')->id;

		$menu = $formModel->getMenuById($menuId);
		$home = (isset($menu->home) && $menu->home) ? $menu->home : 0;
		
		$menuData = array(
			'id' => (int) $menuId,
			'link'=> $link,
			'parent_id' => (int) $menuparent_id, 
			'menutype' => htmlspecialchars($menutype),
			'title' => htmlspecialchars($menutitle),
			'alias' => htmlspecialchars($menualias),
			'type' => 'component',
			'published' => 1,
			'language' => '*',
			'component_id' => $component_id,
			'menuordering' => (int) $menuordering,
			'home' => (int) $home
		);

		$message = ($menuId) ? 'Menu successfully updated' : 'Added to a new menu';

		if($model->save($menuData)) {
			$menu = $formModel->getMenuByAlias($menualias);
			$menuId = $menu->id;
			$output['status'] = true;
			$output['alias'] = $menualias;
			$output['menuid'] = $menuId;
			$output['success'] = $message;

			$Itemid = $formModel->getMenuByPageId($pageId);
			$menuItemId = 0;
			if(isset($Itemid->id) && $Itemid->id) {
				$menuItemId = '&Itemid=' . $Itemid->id;
			}
			$root = JURI::base();
			$root = new JURI($root);
			$link = $root->getScheme() . '://' . $root->getHost();
			$output['redirect'] = $link . JRoute::_('index.php?option=com_sppagebuilder&view=form&layout=edit&tmpl=component&id=' . $pageId . $menuItemId);
		} else {
			$output['status'] = false;
			$output['error'] = $model->getError();
		}

		die(json_encode($output));
	}

	public function getMenuParentItem() {

		JModelLegacy::addIncludePath(JPATH_SITE . '/administrator/components/com_menus/models');
		$app = JFactory::getApplication();

		$results  = array();
		$menutype = $this->input->get->get('menutype', '');
		$parent_id = $this->input->get->get('parent_id', 0);

		if ($menutype) {
			$model = $this->getModel('Items', 'MenusModel', array());
			$model->getState();
			$model->setState('filter.menutype', $menutype);
			$model->setState('list.select', 'a.id, a.title, a.level');
			$model->setState('list.start', '0');
			$model->setState('list.limit', '0');

			$results = $model->getItems();

			for ($i = 0, $n = count($results); $i < $n; $i++) {
				$results[$i]->title = str_repeat(' - ', $results[$i]->level) . $results[$i]->title;
			}
		}

		echo json_encode($results);

		$app->close();
	}

	// private function saveMenu($menuId = 0, $pageId, $menutitle, $menualias, $menutype, $menuparent_id, $menuordering) {}

	public function createNewPage() {
		$output = array();
		$app = JFactory::getApplication();

		$user = JFactory::getUser();
		$authorised = $user->authorise('core.create', 'com_sppagebuilder');
		
		if (!$authorised) {
			$output['status'] = false;
			$output['message'] = JText::_('JERROR_ALERTNOAUTHOR');
			die(json_encode($output));
		}

		$title = trim(htmlspecialchars($this->input->post->get('title', '', 'STRING')));
		$model = $this->getModel('Form');
		$id = $model->createNewPage($title);

		$root = JURI::base();
		$root = new JURI($root);
		$link = $root->getScheme() . '://' . $root->getHost();
		$redirect = $link . JRoute::_('index.php?option=com_sppagebuilder&view=form&layout=edit&tmpl=component&id=' . $id);

		$output['status'] = true;
		$output['message'] = JText::_('Page created successfully.');
		$output['redirect'] = $redirect;
		die(json_encode($output));
	}

	public function deletePage() {
		$output = array();
		$app = JFactory::getApplication();

		$user = JFactory::getUser();
		$authorised = $user->authorise('core.delete', 'com_sppagebuilder');
		
		if (!$authorised) {
			$output['status'] = false;
			$output['message'] = JText::_('JERROR_ALERTNOAUTHOR');
			die(json_encode($output));
		}

		$pageid = (int) $this->input->post->get('pageid', '', 'INT');

		$model = $this->getModel('Form');
		$result = $model->deletePage($pageid);

		if(!$result) {
			$output['message'] = JText::_('Unable to delete this page.');
		}

		$output['status'] = $result;
		die(json_encode($output));
	}
}
