<?php
/**
 * @version $Id$
 * @package DJ-MediaTools
 * @copyright Copyright (C) 2017 DJ-Extensions.com, All rights reserved.
 * @license http://www.gnu.org/licenses GNU/GPL
 * @author url: http://dj-extensions.com
 * @author email contact@dj-extensions.com
 * @developer Szymon Woronowski - szymon.woronowski@design-joomla.eu
 *
 * DJ-MediaTools is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * DJ-MediaTools is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with DJ-MediaTools. If not, see <http://www.gnu.org/licenses/>.
 *
 */

// no direct access
defined('_JEXEC') or die;

use Joomla\Utilities\ArrayHelper;

class plgDJMediatoolsDJCatalog2 extends JPlugin
{
	/**
	 * Plugin that returns the object list for DJ-Mediatools album
	 * 
	 * Each object must contain following properties (mandatory): title, description, image
	 * Optional properties: link, target (_blank or _self), alt (alt attribute for image)
	 * 
	 * @param	object	The album params
	 */
	public function onAlbumPrepare(&$source, &$params)
	{
		// Lets check the requirements
		$check = $this->onCheckRequirements($source);
		if (is_null($check) || is_string($check)) {
			return null;
		}
						
		$app = JFactory::getApplication();
		require_once(JPATH_BASE.'/components/com_djcatalog2/helpers/route.php');
		require_once(JPATH_BASE.'/components/com_djcatalog2/helpers/djcatalog2.php');
		require_once(JPATH_BASE.'/components/com_djcatalog2/helpers/theme.php');
		require_once(JPATH_BASE.'/components/com_djcatalog2/helpers/price.php');
		require_once(JPATH_BASE.'/components/com_djcatalog2/helpers/html.php');
		
		Djcatalog2Helper::loadComponentLanguage();
		DJCatalog2ThemeHelper::setThemeAssets();
		
		JModelLegacy::addIncludePath(JPATH_BASE.'/components/com_djcatalog2/models');
		$model = JModelLegacy::getInstance('Items', 'Djcatalog2Model', array('ignore_request'=>true));
			
		$order		= $params->get('plg_catalog2_orderby','i.ordering');
		$order_Dir	= $params->get('plg_catalog2_orderdir','asc');
		$order_featured	= $params->get('plg_catalog2_featured_first', 0);
		$filter_catid		= $params->get('plg_catalog2_catid', array());
		$filter_itemids		= $params->get('plg_catalog2_item_ids', null);
		
		$filter_featured	= $params->get('plg_catalog2_featured_only', 0);
		$limit = $params->get('max_images');
		$default_image = $params->get('plg_catalog2_image');
		
		$cparams = $app->getParams('com_djcatalog2');
		$cparams->set('product_catalogue', 0);
		$model->setState('params', $cparams);
		
		$model->setState('list.start', 0);
		$model->setState('list.limit', $limit);
		
		$model->setState('filter.category',$filter_catid);
		$model->setState('filter.catalogue',false);
		$model->setState('filter.featured',$filter_featured);
		$model->setState('list.ordering_featured',$order_featured);
		$model->setState('list.ordering',$order);
		$model->setState('list.direction',$order_Dir);
		if($filter_itemids) {
			$filter_itemids = explode(',', $filter_itemids);
			ArrayHelper::toInteger($filter_itemids);
			$model->setState('filter.item_ids', $filter_itemids);
		}
		
		$pathPrefix = defined('DJCATIMGPATH') ? DJCATIMGPATH : 'media/djcatalog2/images';

		$items = $model->getItems();
		$slides = array();
		
		foreach($items as $item){
			
			$slide = (object) array();
			
			if(!empty($item->image_fullpath)) {
				$slide->image = $pathPrefix.'/'.$item->image_fullpath;
			} else if(!empty($item->item_image)) {
				$slide->image = $pathPrefix.'/'.$item->item_image;
			} else if(!empty($default_image)) {
				$slide->image = $default_image;
			} else {
				continue;
			}
			$slide->title = $item->name;
			$slide->description = $item->intro_desc;			
			$slide->canonical = $slide->link = JRoute::_(DJCatalogHelperRoute::getItemRoute($item->slug, $item->catslug));			
			$slide->alt = $item->image_caption;
			$slide->id = $item->slug;
			
			$slide->extra = '';
			if ($params->get('plg_catalog2_display_labels', false) && !empty($item->_labels)) {
				$slide->extra = $this->prepareLabels($item);
			}
			if ($params->get('plg_catalog2_display_preview', false)) {
				$popupLink = DJCatalogHelperRoute::getItemRoute($item->slug, $item->catslug, null, 'preview').'&tmpl=component';
				$slide->extra = '<a class="btn btn-info readmore djc_item_preview" href="'. JRoute::_($popupLink).'">'.JText::_('COM_DJCATALOG2_READMORE_PREVIEW').'</a>';
			}
			
			if($comments = $params->get('commnets',0)) {
				$host = str_replace(JURI::root(true), '', JURI::root());
				$host = preg_replace('/\/$/', '', $host);
				switch($comments) {
					case 1: // jcomments
						$slide->comments = array('id' => $item->id, 'group' => 'com_djcatalog2');
						break;
					case 2: // disqus
						$disqus_shortname = $params->get('disqus_shortname','');
						if(!empty($disqus_shortname)) {
							$slide->comments = array();
							$slide->comments['url'] =  $host . $slide->link;
							$slide->comments['identifier'] = $disqus_shortname.'-djc2-'.$item->id;
						}
						break;
					case 3: // facebook
						$slide->comments = $host . $slide->link;
						break;
					case 4: //komento
						// not implemented
						break;
				}
			}
			
			$slides[] = $slide;
		}
		
		return $slides;		
	}
	
	/*
	 * Define any requirements here (such as specific extensions installed etc.)
	 * 
	 * Returns true if requirements are met or text message about not met requirement
	 */
	public function onCheckRequirements(&$source) {
		
		// Don't run this plugin when the source is different
		if ($source != $this->_name) {
			return null;
		}
		
		if(!JFile::exists(JPATH_ROOT.'/components/com_djcatalog2/djcatalog2.php')) return JText::_('PLG_DJMEDIATOOLS_DJCATALOG2_COMPONENT_DISABLED');
		jimport('joomla.application.component.helper');
		$com = JComponentHelper::getComponent('com_djcatalog2', true);
		if(!$com->enabled) return JText::_('PLG_DJMEDIATOOLS_DJCATALOG2_COMPONENT_DISABLED');
		
		return true;		
	}
	
	private function prepareLabels($item) {
		if (empty($item->_labels)) {
			return '';
		}
		
		$app = JFactory::getApplication();
		
		JHtml::_('bootstrap.tooltip');
		JHtmlBootstrap::popover('.djcHasPopover', array('trigger' => 'hover focus click'));
		
		$out = '<ul class="djc_items_labels djc_labels list-inline inline list-unstyled unstyled">';
		
		foreach($item->_labels as $label) {
			$hasText = (bool)(trim($label->label) != '');
			$hasDesc = (bool)((trim(strip_tags($label->description))));
			$hasImg = (bool)($label->image != '');
			
			$popOverContent = $hasDesc ? 'data-content="'.htmlspecialchars($label->description).'"' : '';
			$popOverTitle = $hasText ? 'title="'.htmlspecialchars($label->label).'"' : 'title=""';
			$popOverAttrs = ($hasDesc || ($hasImg && ($hasDesc || $hasText))) ? $popOverTitle.' '.$popOverContent : '';
			
			$labelLink = null;
			if ($label->type == 'link') {
				switch ($label->params->get('link_type')) {
					case 'ext': {
						$labelLink = JRoute::_(trim($label->params->get('link_url')));
						break;
					}
					case 'menu' : {
						$Itemid = $label->params->get('link_menu');
						if ($Itemid) {
							$menu = $app->getMenu();
							if ($menuitem = $menu->getItem($Itemid)) {
								if ((strpos($menuitem->link, 'index.php?') === 0) && (strpos($menuitem->link, 'Itemid=') === false))
								{
									// If this is an internal Joomla link, ensure the Itemid is set.
									$labelLink = $menuitem->link . '&Itemid=' . $menuitem->id;
								} else {
									$labelLink = $menuitem->link;
								}
								
								if (strcasecmp(substr($labelLink, 0, 4), 'http') && (strpos($labelLink, 'index.php?') !== false))
								{
									$labelLink = JRoute::_($labelLink, true, $menuitem->params->get('secure'));
								}
								else
								{
									$labelLink = JRoute::_($labelLink);
								}
							}
						}
						break;
					}
					case 'article' : {
						$contentId = $label->params->get('link_article');
						if ($contentId) {
							jimport('joomla.application.component.model');
							require_once(JPATH_BASE.'/components/com_content/helpers/route.php');
							JModelLegacy::addIncludePath(JPATH_BASE.'/components/com_content/models');
							$model = JModelLegacy::getInstance('Articles', 'ContentModel', array('ignore_request'=>true));
							$model->setState('params', $app->getParams());
							$model->setState('filter.article_id', $contentId);
							$model->setState('filter.article_id.include', true); // Include
							$items = $model->getItems();
							if($items && $art = $items[0]) {
								$art->slug = $art->alias ? ($art->id . ':' . $art->alias) : $art->id;
								$labelLink = JRoute::_(ContentHelperRoute::getArticleRoute($art->slug, $art->catid));
							}
						}
						break;
					}
					default: break;
				}
			} else if ($label->type == 'tag') {
				$labelLink = JRoute::_(DJCatalog2HelperRoute::getCategoryRoute(0).'&tag=' . $label->id);
			}
			
			$out .= '<li class="badge djc_label_item '.(($popOverAttrs) ? 'djcHasPopover': '').'" '.$popOverAttrs.'>';
			if ($labelLink) {
				$out .= '<a href="'.$labelLink.'">';
			}
			if ($hasImg) {
				$out .= '<img alt="'.htmlspecialchars($label->label, ENT_COMPAT, 'UTF-8').'" src="'.htmlspecialchars($label->image, ENT_COMPAT, 'UTF-8').'"/>';
			}
			if ($hasText) {
				$out .= '<span>'.htmlspecialchars($label->label, ENT_COMPAT, 'UTF-8').'</span>';
			}
			if ($labelLink) {
				$out .= '</a>';
			} 
			$out .= '</li>';
		}
		
		$out .= '</ul>';
		
		return $out;
	}

	function debug($data, $type = 'message') {
		
		$app = JFactory::getApplication();		
		$app->enqueueMessage("<pre>".print_r($data, true)."</pre>", $type);
		
	}
}