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Editing: slide.class.php

<?php
/** 
 * @author    ThemePunch <info@themepunch.com>
 * @link      https://www.themepunch.com/
 * @copyright 2019 ThemePunch
 */

if(!defined('ABSPATH')) exit();

//$rs_slide_template = array();

class RevSliderSlide extends RevSliderFunctions {
	
	private $id;
	private $slider_id;
	private $slider;
	private $order;
	private $layers = array();
	public $params;
	public $children = array();
	public $image_id;
	public $image_url;
	public $image_path;
	public $image_filename;
	private $image_thumb;
	public $settings;
	public $post_data;
	private $template_id;
	
	private $static_slide = false;
	
	/**
	 * used to determinate if we need to init the layers of the Slides
	 * can cause heavy ram usage on slider overview page if we have 100+ Sliders
	 **/
	public  $init_layer = true;
	
	
	/**
	 * START: DEPRECATED FUNCTIONS THAT ARE IN HERE FOR OLD ADDONS TO WORK PROPERLY
	 **/
	
	/**
	 * old version of get_id();
	 * added for compatibility with old AddOns
	 **/
	public function getID(){
		return $this->get_id();
	}
	
	/**
	 * old version of get_slider_id();
	 * added for compatibility with old AddOns
	 **/
	public function getSliderID(){
		return $this->get_slider_id();
	}
	
	/**
	 * old version of $this->image_url;
	 * added for compatibility with old AddOns
	 **/
	public function getImageUrl(){
		return $this->image_url;
	}
	
	/**
	 * old version of RevSliderSlide->getLayers()
	 **/
	public function getLayers(){
		return $this->get_layers();
	}
	
	/**
	 * old version of RevSliderSlide->set_layers_raw()
	 **/
	public function setLayersRaw($layers){
		return $this->set_layers_raw($layers);
	}
	
	/**
	 * old version of RevSliderSlide->save_layers()
	 */
	public function saveLayers(){
		return $this->save_layers();
	}
	
	/**
	 * old version of RevSliderSlide->get_val()
	 */
	public function getParam($name, $default = null){
		if($default === null){
			$default = '';
		}
		
		return $this->get_val($this->params, $name, $default);
	}
	
	/**
	 * END: DEPRECATED FUNCTIONS THAT ARE IN HERE FOR OLD ADDONS TO WORK PROPERLY
	 **/
	 
	/**
	 * get the current slide id
	 * before: RevSliderSlide::getID();
	 */
	public function get_id(){
		return $this->id;
	}
	
	/**
	 * set slide ID
	 * before: RevSliderSlide::setID();
	 */
	public function set_id($id){
		$this->id = $id;
	}
	
	/**
	 * get slide title
	 * @before: RevSliderSlide::getTitle();
	 */
	public function get_title(){
		return $this->get_param('title', 'Slide');
	}
	
	/**
	 * get the slider id of the current slide
	 * before: RevSliderSlide::getSliderID()
	 */
	public function get_slider_id(){
		return $this->slider_id;
	}
	
	/**
	 * returns if the Slide is a static slide or not
	 */
	public function is_static_slide(){
		return $this->static_slide;
	}
	
	/**
	 * get array of children id's
	 * @before: RevSliderSlide::getArrChildrenIDs();
	 */
	public function get_child_ids(){
		$ids		= array();
		$children	= $this->get_children();
		if(!empty($children)){
			foreach($children as $child){
				$ids[] = $child->get_id();
			}
		}
		
		return $ids;
	}
	
	/**
	 * get slide order
	 * before: RevSliderSlide::getOrder()
	 */
	public function get_order(){
		return $this->order;
	}
	
	/**
	 * get slide settings
	 * @since: 5.0
	 * before: RevSliderSlide::getSettings()
	 */
	public function get_settings(){
		return apply_filters('revslider_slide_get_settings', apply_filters('revslider_slide_getSettings', $this->settings, $this), $this);
	}
	
	/**
	 * set slide params
	 * before: RevSliderSlide::setParams()
	 */
	public function set_params($params){
		$this->params = $params;
	}
	
	/**
	 * get slide params
	 * before: RevSliderSlide::getParams()
	 */
	public function get_params(){
		return apply_filters('revslider_slide_get_params', apply_filters('revslider_slide_getParams', $this->params, $this), $this);
	}
	
	/**
	 * get slide layers
	 * before: RevSliderSlide::getLayers()
	 */
	public function get_layers(){
		return apply_filters('revslider_get_layers', apply_filters('revslider_getLayers', $this->layers, $this), $this);
	}
	
	/**
	 * set layers from client, do not normalize as this results in loosing the order
	 * @since: 5.0
	 * @before: RevSliderSlide::setLayersRaw()
	 */
	public function set_layers_raw($layers){
		$this->layers = $layers;
	}
	
	/**
	 * get thumb url
	 * @before: RevSliderSlide::getThumbUrl();
	 */
	public function get_thumb_url(){
		return (!empty($this->image_thumb)) ? $this->image_thumb : $this->image_url;
	}
	
	/**
	 * get layers in json format
	 * since: 5.0
	 * @before: RevSliderSlide::getLayerID_by_unique_id()
	 */
	public function get_layer_id_by_uid($uid, $static_slide){
		if(strpos($uid, 'static-') !== false){
			$uid = str_replace('static-', '', $uid);
			$layers = $static_slide->get_layers();
			if(!empty($layers)){
				foreach($layers as $l){
					$nuid = $this->get_val($l, 'uid');
					if($nuid == $uid){
						return $this->get_val($l, array('attributes', 'id'));
					}
				}
			}
		}else{
			if(!empty($this->layers)){
				foreach($this->layers as $l){
					$nuid = $this->get_val($l, 'uid');
					if($uid == $nuid){
						return $this->get_val($l, array('attributes', 'id'));
					}
				}
			}
		}
		
		return '';
	}
	
	
	/**
	 * get slider param
	 * @before: RevSliderSlide::getSliderParam();
	 */
	private function get_slider_param($slider_id, $name, $default, $validate = null){
		
		if(empty($this->slider)){
			$this->slider = new RevSliderSlider();
			$this->slider->init_by_id($slider_id);
		}
		
		return $this->slider->get_param($name, $default);
	}
	
	/**
	 * get the overview data of a slide
	 * @since: 6.1.2
	 */
	public function get_overview_data(){
		return array(
			'id' => $this->get_id(),
			'order' => $this->get_order(),
			'title' => $this->get_title(),
			'state' => $this->get_param(array('publish', 'state'), 'published'),
			'customAdminThumbSrc' => $this->get_overview_image_attributes('gallery')
		);
	}
	
	/**
	 * get the id of the static slide
	 * before: RevSliderSlide::getStaticSlideID()
	 */
	public function get_static_slide_id($slider_id){
		global $wpdb;
		
		$slide = array();
		if(!empty($slider_id)){
			$slide = $wpdb->get_row($wpdb->prepare("SELECT * FROM ".$wpdb->prefix . RevSliderFront::TABLE_STATIC_SLIDES." WHERE slider_id = %d", $slider_id), ARRAY_A);
		}
		
		return (empty($slide)) ? false : $this->get_val($slide, 'id', false);
	}
	
	/**
	 * Check if Slide Exists with given ID
	 * @since: 5.0
	 * @before: RevSliderSlide::isSlideByID();
	 */
	public function exist_by_id($slideid){
		global $wpdb;
		
		$record = array();
		try{
			if(strpos($slideid, 'static_') !== false){
				$slide_id = str_replace('static_', '', $slideid);
				$this->validate_numeric($slide_id, __('Slide ID', 'revslider'));
				$record = $wpdb->get_row($wpdb->prepare("SELECT id FROM ". $wpdb->prefix . RevSliderFront::TABLE_STATIC_SLIDES ." WHERE id = %d", $slide_id), ARRAY_A);
			}else{
				$record = $wpdb->get_row($wpdb->prepare("SELECT id FROM ". $wpdb->prefix . RevSliderFront::TABLE_SLIDES ." WHERE id = %d", $slideid), ARRAY_A);
			}
		}catch(Exception $e){
			return false;
		}
		
		return (empty($record)) ? false : true;
	}
	
	/**
	 * initialize a slide by id
	 * before: RevSliderSlide::initByID();
	 */
	public function init_by_id($slide_id){
		global $wpdb;
		
		try{
			if(strpos($slide_id, 'static_') !== false){
				$this->static_slide	= true;
				$static_id = str_replace('static_', '', $slide_id);
				
				$this->validate_numeric($static_id, 'Static Slide ID');
				$slide = $wpdb->get_row($wpdb->prepare("SELECT * FROM ". $wpdb->prefix . RevSliderFront::TABLE_STATIC_SLIDES ." WHERE id = %d", $static_id), ARRAY_A);
			}else{
				$this->validate_numeric($slide_id, 'Slide ID');
				$slide = $wpdb->get_row($wpdb->prepare("SELECT * FROM ". $wpdb->prefix . RevSliderFront::TABLE_SLIDES ." WHERE id = %d", $slide_id), ARRAY_A);
			}
			$this->init_by_data($slide);
			
		}catch(Exception $e){
			echo $e->getMessage();
			exit;
		}
	}
	
	/**
	 * init by another slide
	 * @before: RevSliderSlide::initBySlide();
	 */
	public function init_by_slide(RevSliderSlide $slide){
		$slide = apply_filters('revslider_slide_initBySlide', $slide, $this);
		
		$this->id			= 'template';
		$this->template_id	= $slide->get_id();
		$this->slider_id	= $slide->get_slider_id();
		$this->order		= $slide->get_order();
		$this->image_url	= $slide->image_url;
		$this->image_id		= $slide->image_id;
		$this->image_thumb	= $slide->get_thumb_url();
		$this->image_path	= $slide->image_path;
		$this->image_filename = $slide->image_filename;
		$this->params		= $slide->get_params();
		//$this->params['bg'] = (array)$this->params['bg'];
		$this->layers		= $slide->get_layers();
		$this->settings		= $slide->get_settings();
		$this->children		= $slide->children;
	}
	
	
	
	/**
	 * Save a Slide by the given data
	 * @before: RevSliderSlide::updateSlideFromData();
	 **/
	public function save_slide($slide_id, $data, $slider_id){
		if(!$this->exist_by_id($slide_id)){
			$static = (strpos($slide_id, 'static_') !== false) ? true : false;
			
			$slide_id = $this->create_slide($slider_id, '', $static, $slide_id);
			if(!$this->exist_by_id($slide_id)){
				return false;
			}
		}
		
		$this->init_by_id($slide_id);
		
		$params = $this->get_val($data, 'params', array());
		$params = $this->json_decode_slashes($params);
		$settings = $this->get_val($data, 'settings', array());
		$settings = $this->json_decode_slashes($settings);
		//$this->settings = array_merge($this->settings, $settings);
		$this->settings = $settings;
		$this->settings['version'] = $this->get_val($params, 'version', $this->get_val($this->settings, 'version', RS_REVISION));
		if(isset($params['version'])) unset($params['version']);
		
		//$this->params = array_merge($this->params, $params); //preserve old data by the use of array_merge()
		$this->params = $params;
		
		$layers = $this->get_val($data, 'layers', array());
		$layers = $this->json_decode_slashes($layers);
		$this->layers = (empty($layers) || !is_array($layers)) ? array() : $layers;
		
		$this->save_params();
		$this->save_layers();
		$this->save_settings();
		
		//backup AddOn fix for Page/Post Slide saving
		if(class_exists('RsBackupBase') && !isset($data['session_id'])) $data['session_id'] = substr(md5(rand()), 0, 7);
		
		// needed for backups addon
		do_action('revslider_slide_updateSlideFromData_post', false, $data, $this);
		
		return true;
	}
	
	
	/**
	 * Merge settings of a Slide by the given data
	 * @since: 6.1.2
	 **/
	public function save_slide_advanced($slide_id, $data, $slider_id){
		if(!$this->exist_by_id($slide_id)){
			$static = (strpos($slide_id, 'static_') !== false) ? true : false;
			
			$slide_id = $this->create_slide($slider_id, '', $static, $slide_id);
			if(!$this->exist_by_id($slide_id)){
				return false;
			}
		}
		
		$this->init_by_id($slide_id);
		
		$params = $this->get_val($data, 'params', array());
		$params = $this->json_decode_slashes($params);
		$version = $this->get_val($params, 'version', $this->get_val($this->settings, 'version', RS_REVISION));
		if(!empty($params)){
			if(isset($params['version'])) unset($params['version']);
			
			//$this->params = array_merge_recursive($this->params, $params);
			$this->params = array_replace_recursive($this->params, $params);
			$this->save_params();
		}
		
		$layers = $this->get_val($data, 'layers', array());
		$layers = $this->json_decode_slashes($layers);
		if(!empty($layers)){
			//$this->layers = array_merge_recursive($this->layers, $layers);
			$this->layers = array_replace_recursive($this->layers, $layers);
			$this->save_layers();
		}
		
		$settings = $this->get_val($data, 'settings', array());
		$settings = $this->json_decode_slashes($settings);
		if(!empty($settings)){
			$settings['version'] = $version;
			//$this->settings = array_merge_recursive($this->settings, $settings);
			$this->settings = array_replace_recursive($this->settings, $settings);
			$this->save_settings();
		}
		
		return true;
	}
	
	
	/**
	 * delete a slide by its ID
	 * @before: RevSliderSlide::deleteSlide();
	 */
	public function delete_slide_by_id($slide_id){
		global $wpdb;
		
		$return = $wpdb->delete($wpdb->prefix . RevSliderFront::TABLE_SLIDES, array('id' => $slide_id));
		
		do_action('revslider_slide_deleteSlide', $slide_id);
		
		return $return;
	}
	
	
	/**
	 * duplicate slide by its ID and push it to given Slider ID
	 * @before: RevSliderSlider::duplicateSlide();
	 **/
	public function duplicate_slide_by_id($slide_id, $slider_id){
		global $wpdb;
		
		$done	= false;
		$slide	= $wpdb->get_row($wpdb->prepare("SELECT * FROM ". $wpdb->prefix . RevSliderFront::TABLE_SLIDES ." WHERE id = %s", $slide_id), ARRAY_A);
		if(!empty($slide)){
			$slider	= new RevSliderSlider();
			
			$slider->init_by_id($slider_id);
			$slides = $slider->get_slides();
			$order	= 0;
			if(!empty($slides)){
				foreach($slides as $t_s){
					$n_order = $t_s->get_order();
					if($n_order > $order) $order = $n_order;
				}
			}
		
			$slide['slider_id'] 	= $slider_id;
			$slide['slide_order']	= $order + 1;
			$slide_id				= $this->get_val($slide, 'id');
			unset($slide['id']);
			$done = $wpdb->insert($wpdb->prefix . RevSliderFront::TABLE_SLIDES, $slide);
		}
		
		return ($done) ? $wpdb->insert_id : false;
	}
	
	
	/**
	 * change slide_order of a slide
	 */
	public function change_slide_order($slide_id, $slide_order){
		global $wpdb;
		
		$ret = $wpdb->update($wpdb->prefix . RevSliderFront::TABLE_SLIDES, array('slide_order' => $slide_order), array('id' => $slide_id));
	}
	
	
	/**
	 * init slide by post data
	 * @before: RevSliderSlide::initByPostData();
	  * @removed in 6.2.18 -> @change 6.2.16: $template_id will not be written if the current post id is not the post_id to prevent malfunctioning
	 */
	public function init_by_post_data($data, RevSliderSlide $template, $slider_id){
		//global $rs_slide_template;
		
		$post_id	 = $this->get_val($data, 'ID');
		$c_post_id	 = @get_the_ID();
		$template_id = get_post_meta($post_id, 'slide_template', true);
		//only change the template if we are in the post itself, not if we are in another revslider that is post based!
		$template_id = ($template_id == '') ? 'default' : $template_id; // || (intval($c_post_id) !== 0 && intval($post_id) !== intval($c_post_id))
	
		$this->post_data = apply_filters('revslider_slide_initByPostData', $data, $template, $slider_id, $this);
		
		if(!empty($template_id) && is_numeric($template_id)){ //init by local template, if this fails, init by global (slider) template
			try{
				/*
				we have to add this slide for the static slide to be available in certain cases
				check if slide exists
				*/
				$local = new RevSliderSlide();
				if($local->exist_by_id($template_id)){
					$local->init_by_id($template_id);
					$this->init_by_slide($local);
				}else{
					$this->init_by_slide($template);
				}
				//$rs_slide_template[$template_id] = $template_id;
			}catch(Exception $e){
				$this->init_by_slide($template);
			}
			
		}else{
			//init by global template
			$this->init_by_slide($template);
			//$rs_slide_template[$template->id] = $template->id;
		}
		
		//set some slide params
		$this->id				= $post_id;
		$this->params['title']	= $this->get_val($data, 'post_title');
		
		if($this->get_val($this->params, array('seo', 'set'), false) == true && $this->get_val($this->params, array('seo', 'type'), 'regular') == 'regular'){
			$link = get_permalink($post_id);
			$this->params['seo']['link'] = str_replace(array('%link%', '{{link}}'), $link, $this->params['seo']['link']);
			$this->params['seo']['link'] = str_replace('-', '_REVSLIDER_', $this->params['seo']['link']);
			
			//process meta tags:
			$matches = array();
			preg_match('/%meta:\w+%/', $this->params['seo']['link'], $matches);
			if(!empty($matches)){
				foreach($matches as $match){
					$meta = str_replace('%meta:', '', $match);
					$meta = str_replace('%', '', $meta);
					$meta = str_replace('_REVSLIDER_', '-', $meta);
					$meta_val = get_post_meta($post_id, $meta, true);
					$this->params['seo']['link'] = str_replace($match, $meta_val, $this->params['seo']['link']);
				}
			}
			
			$matches = array();
			preg_match('/{{meta:\w+}}/', $this->params['seo']['link'], $matches);
			if(!empty($matches)){
				foreach($matches as $match){
					$meta = str_replace('{{meta:', '', $match);
					$meta = str_replace('}}', '',$meta);
					$meta = str_replace('_REVSLIDER_', '-', $meta);
					$meta_val = get_post_meta($post_id, $meta, true);
					$this->params['seo']['link'] = str_replace($match, $meta_val, $this->params['seo']['link']);
				}
			}
			$this->params['seo']['link'] = str_replace('_REVSLIDER_', '-', $this->params['seo']['link']);
		}
		$this->params['publish']['state'] = ($data['post_status'] == 'publish') ? 'published' : $this->params['publish']['state'] = 'unpublished';
		
		if(!in_array($this->get_val($this->params, array('bg', 'type'), 'trans'), array('trans', 'solid'), true)){
			if($this->get_val($this->params, array('bg', 'imageFromStream'), false) === true){ //if image is choosen, use featured image as background // && $this->get_val($this->params, array('bg', 'type')) == 'image'
				$tid = get_post_thumbnail_id($post_id);
				
				if(!empty($tid)){
					$this->set_image_by_image_id($tid);
					
					//set the thumbnail image
					$thumbnail_url = wp_get_attachment_image_src($tid, 'thumbnail');
					if($thumbnail_url !== false){
						if(!isset($this->params['thumb'])) $this->params['thumb'] = array();
						$this->params['thumb']['customThumbSrc'] = $this->get_val($thumbnail_url, 0);
					}
				}
			}
		}
		//replace placeholders in layers:
		$this->set_layers_by_post($data, $slider_id);
	}
	
	
	/**
	 * replace layer placeholders by post data
	 * @before: RevSliderSlide::setLayersByPostData();
	 */
	private function set_layers_by_post($post, $slider_id){
		$post = apply_filters('revslider_slide_setLayersByPostData_pre', $post, $slider_id, $this);
		
		//check if we are woocommerce or not
		$post_id		= $this->get_val($post, 'ID');
		$slider_source	= $this->get_slider_param($slider_id, 'source', array());
		$source_type	= $this->get_slider_param($slider_id, 'sourcetype', 'gallery');
		$excerpt_limit	= ($source_type == 'woocommerce' || $source_type == 'woo') ? $this->get_val($slider_source, array('woo', 'excerptLimit'), 55) : $this->get_val($slider_source, array('post', 'excerptLimit'), 55);
		$type			= 'char';
		if(strpos($excerpt_limit, 'chars') !== false){
			$type			= 'chars';
			$excerpt_limit	= str_replace('chars', '', $excerpt_limit);
		}else{ //strpos($excerpt_limit, 'char') !== false || 
			$type			= 'words';
			$excerpt_limit	= str_replace('char', '', $excerpt_limit); //char is a fallback from before 6.3.4
			$excerpt_limit	= str_replace('words', '', $excerpt_limit);
		}
		
		$excerpt_limit	= (int)$excerpt_limit;
		$excerpt_limit	= $this->get_excerpt_by_id($post_id, $excerpt_limit, $type);
		
		$date		= $this->get_val($post, 'post_date_gmt');
		$date_mod	= $this->get_val($post, 'post_modified');
		$author		= $this->get_val($post, 'post_author');
		$curauth	= get_user_by('ID', $author);
		
		$cats		= $this->get_val($post, array('source', 'post', 'category'));
		$img_sizes	= $this->get_all_image_sizes();
		$ptid		= get_post_thumbnail_id($post_id);
		$attr		= array(
			'title'			=> $this->get_val($post, 'post_title'),
			'alias'			=> $this->get_val($post, 'post_name'),
			'content'		=> $this->get_val($post, 'post_content'),
			'link'			=> get_permalink($post_id),
			'excerpt'		=> $excerpt_limit,
			'postDate'		=> $this->convert_post_date($date),
			'dateModified'	=> $this->convert_post_date($date_mod),
			'authorName'	=> get_the_author_meta('display_name', $author),
			'authorID'		=> $author,
			'authorPage'	=> $curauth->user_url,
			'authorPostsPage' => get_author_posts_url($author),
			'catlist'		=> $this->get_categories_html($cats,null,$post_id),
			'catlist_raw'	=> strip_tags($this->get_categories_html($cats, null, $post_id)),
			'taglist'		=> get_the_tag_list('', ',', '', $post_id),
			'numComments'	=> $this->get_val($post, 'comment_count'),
			'img_urls'		=> array()
		);
		
		foreach($img_sizes as $img_handle => $img_name){
			$featured_image_url = wp_get_attachment_image_src($ptid, $img_handle);
			if($featured_image_url !== false){
				$attr['img_urls'][$img_handle] = array(
					'url' => $featured_image_url[0],
					'tag' => '<img src="'.$featured_image_url[0].'" width="'.$featured_image_url[1].'" height="'.$featured_image_url[2].'" data-no-retina />'
				);
			}
		}
		
		$attr = apply_filters('revslider_slide_setLayersByPostData_post', $attr, $post, $slider_id, $this);
		
		if(!empty($this->layers)){
			foreach($this->layers as $key => $layer){
				$text = $this->get_val($layer, 'text');
				$text = apply_filters('revslider_mod_meta', $text, $post['ID'], $post); //option to add your own filter here to modify meta to your likings
				$text = $this->set_post_data($text, $attr, $post['ID']);

$layer['text'] = $text;
				
				$actions = $this->get_val($layer, array('actions', 'action'), array());
				if(!empty($actions)){
					foreach($actions as $a_k => $action){
						$ilink = $this->get_val($action, 'image_link');
						if(!empty($ilink)){
							$ilink = $this->set_post_data($ilink, $attr, $post['ID']);
							$this->set_val($layer, array('actions', 'action', $a_k, 'image_link'), $ilink);
						}
					}
				}
				
				/**
				 * check if we should add the featured image
				 * as the image, as the layer is image
				 * and has set to use the stream image
				 **/
				if($this->get_val($layer, 'type', 'text') === 'image' && $this->get_val($layer, array('media', 'imageFromStream'), false) === true){
					$featured_image_url = wp_get_attachment_image_src($ptid, 'full');
					if(!empty($featured_image_url)){
						$this->set_val($layer, array('media', 'imageUrl'), $this->get_val($featured_image_url, 0));
					}
				}
				
				$this->layers[$key] = $layer;
			}
		}
		
		for($mi = 0; $mi < 10; $mi++){ //set params to the post data
			$pa = $this->get_param(array('info', 'params', $mi, 'v'), '');
			$pa = $this->set_post_data($pa, $attr, $post['ID']);
			$this->set_param(array('info', 'params', $mi, 'v'), $pa);
		}
		
		$param_list = array(array('attributes', 'alt'), array('attributes', 'class'), array('attributes', 'data'));
		foreach($param_list as $p){ //set params to the stream data
			$pa = $this->get_param($p, '');
			$pa = $this->set_post_data($pa, $attr, $post['ID']);
			$this->set_param($p, $pa);
		}
	}
	
	
	/**
	 * get excerpt from post id
	 * @before: RevSliderFunctionsWP::getExcerptById();
	 */
	public function get_excerpt_by_id($id, $limit = 55, $type = 'words'){
		$post	 = get_post($id);
		$excerpt = trim($post->post_excerpt);
		$excerpt = (empty($excerpt)) ? $post->post_content : $excerpt;
		$excerpt = strip_tags($excerpt, '<b><br><br/><i><strong><small>');
		if($type === 'words'){
			$excerpt = $this->get_text_intro($excerpt, $limit);
		}else{
			$excerpt = $this->get_text_intro_chars($excerpt, $limit);
		}

return apply_filters('revslider_getExcerptById', $excerpt, $post, $limit);
	}
	
	
	/**
	 * get text intro, limit by number of words
	 * @before: RevSliderFunctionsWP::getTextIntro();
	 */
	public function get_text_intro($text, $limit){
		$limit++;
		$array = explode(' ', $text, $limit);
		
		if(count($array) >= $limit){
			array_pop($array);
			$intro = implode(' ', $array);
			$intro = trim($intro);
			$intro .= (!empty($intro)) ? '...' : '';
		}else{
			$intro = $text;
		}
		
		return preg_replace('`\[[^\]]*\]`', '', $intro);
	}
	
	
	/**
	 * get text intro, limit by number of words
	 * @before: RevSliderFunctionsWP::getTextIntro();
	 */
	public function get_text_intro_chars($text, $limit){
		$intro = substr($text, 0, $limit);
		return preg_replace('`\[[^\]]*\]`', '', $intro);
	}
	
	
	/**
	 * replace placeholders with post data
	 **/
	public function set_post_data($text, $attr, $post_id){
		$img_sizes = $this->get_all_image_sizes();
		
		//remove rev_slider shortcodes from content ( no inception ;)
		$content = $this->get_val($attr, 'content');
		$content = preg_replace('/\\[rev_slider.*?\\]/', '', $content, -1);
		$content = str_replace('[/rev_slider]', '', $content);
		
		//add filter for addon metas
		$text = apply_filters('rev_slider_insert_meta', $text, $post_id);

$text = str_replace(array('%title%', '{{title}}'), $this->get_val($attr, 'title'), $text);
		$text = str_replace(array('%excerpt%', '{{excerpt}}'), $this->get_val($attr, 'excerpt'), $text);
		$text = str_replace(array('%alias%', '{{alias}}'), $this->get_val($attr, 'alias'), $text);
		$text = str_replace(array('%content%', '{{content}}'), $content, $text);
		$text = str_replace(array('%link%', '{{link}}'), $this->get_val($attr, 'link'), $text);
		$text = str_replace(array('%date%', '{{date}}'), $this->get_val($attr, 'postDate'), $text);
		$text = str_replace(array('%date_modified%', '{{date_modified}}'), $this->get_val($attr, 'dateModified'), $text);
		$text = str_replace(array('%author_name%', '{{author_name}}'), $this->get_val($attr, 'authorName'), $text);
		$text = str_replace(array('%author_posts%', '{{author_posts}}'), $this->get_val($attr, 'authorPostsPage'), $text);
		$text = str_replace(array('%author_website%', '{{author_website}}'), $this->get_val($attr, 'authorPage'), $text);
		$text = str_replace(array('%num_comments%', '{{num_comments}}'), $this->get_val($attr, 'numComments'), $text);
		$text = str_replace(array('%catlist%', '{{catlist}}'), $this->get_val($attr, 'catlist'), $text);
		$text = str_replace(array('%catlist_raw%', '{{catlist_raw}}'), $this->get_val($attr, 'catlist_raw'), $text);
		$text = str_replace(array('%taglist%', '{{taglist}}'), $this->get_val($attr, 'taglist'), $text);
		$text = str_replace(array('%id%', '{{id}}'), $post_id, $text);
		
		if(!empty($img_sizes)){
			foreach($img_sizes as $img_handle => $img_name){
				$text = str_replace(array('%featured_image_url_'.$img_handle.'%', '{{featured_image_url_'.$img_handle.'}}'),  $this->get_val($attr, array('img_urls', $img_handle, 'url'), ''), $text);
				$text = str_replace(array('%featured_image_'.$img_handle.'%', '{{featured_image_'.$img_handle.'}}'), $this->get_val($attr, array('img_urls', $img_handle, 'tag'), ''), $text);
				
				//fix for using the lowercase name instead of the handle
				$img_name = strtolower($img_name);
				$img_name = str_replace(' ', '_', $img_name);
				$text = str_replace(array('%featured_image_url_'.$img_name.'%', '{{featured_image_url_'.$img_name.'}}'),  $this->get_val($attr, array('img_urls', $img_name, 'url'), ''), $text);
				$text = str_replace(array('%featured_image_'.$img_name.'%', '{{featured_image_'.$img_name.'}}'), $this->get_val($attr, array('img_urls', $img_name, 'tag'), ''), $text);
			}
		}

//process meta tags:
		$text = str_replace('-', '_REVSLIDER_', $text);
		
		$arrMatches = array();
		preg_match_all('/%meta:\w+%/', $text, $arrMatches);
		
		if(!empty($arrMatches)){
			foreach($arrMatches as $matched){
				foreach($matched as $match){
					$meta = str_replace('%meta:', '', $match);
					$meta = str_replace('%', '',$meta);
					$meta = str_replace('_REVSLIDER_', '-', $meta);
					$metaValue = get_post_meta($post_id, $meta, true);
					
					$text = str_replace($match, $metaValue, $text);	
				}
			}
		}
		
		$arrMatches = array();
		preg_match_all('/{{meta:\w+}}/', $text, $arrMatches);

if(!empty($arrMatches)){
			foreach($arrMatches as $matched){
				foreach($matched as $match) {
					$meta = str_replace('{{meta:', '', $match);
					$meta = str_replace('}}', '',$meta);
					$meta = str_replace('_REVSLIDER_', '-', $meta);
					$metaValue = get_post_meta($post_id,$meta,true);
					
					$text = str_replace($match,$metaValue,$text);	
				}
			}
		}
		
		$arrMatches = array();
		preg_match_all("/{{content:\w+[\:]\w+}}/", $text, $arrMatches);
		if(!empty($arrMatches)){
			foreach($arrMatches as $matched){
				foreach($matched as $match) {
					//now check length and type
					
					$meta = str_replace('{{content:', '', $match);
					$meta = str_replace('}}', '',$meta);
					$meta = str_replace('_REVSLIDER_', '-', $meta);
					$vals = explode(':', $meta);
					
					if(count($vals) !== 2) continue; //not correct values
					$vals[1] = intval($vals[1]); //get real number
					if($vals[1] === 0 || $vals[1] < 0) continue; //needs to be at least 1 
					
					if($vals[0] == 'words'){
						$metaValue = explode(' ', strip_tags($content), $vals[1]+1);
						if(is_array($metaValue) && count($metaValue) > $vals[1]) array_pop($metaValue);
						$metaValue = implode(' ', $metaValue);
					}elseif($vals[0] == 'chars'){
						$metaValue = mb_substr(strip_tags($content), 0, $vals[1]);
					}else{
						continue;
					}
					
					$text = str_replace($match, $metaValue, $text);	
				}
			}
		}
		
		$arrMatches = array();
		preg_match_all("/{{author_avatar:\w+}}/", $text, $arrMatches);
		if(!empty($arrMatches)){
			foreach($arrMatches as $matched){
				foreach($matched as $match) {
					//now check length and type
					
					$meta = str_replace('{{author_avatar:', '', $match);
					$meta = str_replace('}}', '', $meta);
					$meta = str_replace('_REVSLIDER_', '-', $meta);
					$vals = explode(':', $meta);
					
					if(count($vals) !== 1) continue; //not correct values
					$vals[0] = intval($vals[0]); //get real number
					if($vals[0] === 0 || $vals[0] < 0) continue; //needs to be at least 1 
					
					$avatar = get_avatar_url($this->get_val($attr, 'authorID'), array('size'=> $vals[0]));
					
					$text = str_replace($match, $avatar, $text);	
				}
			}
		}
		
		$text = str_replace('_REVSLIDER_','-',$text);
		
		//replace event's template
		if(RevSliderEventsManager::isEventsExists()){
			$ed = RevSliderEventsManager::get_event_post_data($post_id);
			if(!empty($ed)){
				foreach($ed as $ek => $ev){
					if($ek == 'start_date' || $ek == 'end_date') $ev = $this->convert_post_date($ev);
					$text = str_replace(array('%event_'.$ek.'%', '{{event_'.$ek.'}}'), $ev, $text);
				}
			}
		}
		
		if(RevSliderWooCommerce::woo_exists()){
			$is_30 = RevSliderWooCommerce::version_check('3.0');
			$product = ($is_30) ? wc_get_product($post_id) : get_product($post_id);
			
			if($product !== false){
				$wc_stock		= ($is_30) ? $product->get_stock_quantity() : $product->get_total_stock();
				$wc_rating		= ($is_30) ? wc_get_rating_html($product->get_average_rating()) : $product->get_rating_html();
				$wc_categories	= ($is_30) ? wc_get_product_category_list($product->get_id(), ',') : $product->get_categories(',');
				$wc_tags		= ($is_30) ? wc_get_product_tag_list($product->get_id()) : $product->get_tags();
				$wc_add_to_cart_button = '';
				$wc_star_rating = '<div class="rs-starring">';
				preg_match_all('#<strong class="rating">.*?</span>#', $wc_rating, $match);
				if(!empty($match) && isset($match[0]) && isset($match[0][0])){
					$wc_star_rating .= str_replace($match[0][0], '', $wc_rating);
					$wc_star_rating = str_replace("Rated ","",$wc_star_rating);
				}
				$wc_star_rating .= '</div>';
				
				if(strpos($text, 'wc_add_to_cart_button') !== false){
					$pr_id			= ($is_30) ? $product->get_id() : $product->id;
					$pr_type		= ($is_30) ? $product->get_type() : $product->product_type;
					$suffix			= defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
					$ajax_cart_en	= get_option('woocommerce_enable_ajax_add_to_cart') == 'yes' ? true : false;
					$assets_path	= str_replace(array( 'http:', 'https:'), '', WC()->plugin_url()) . '/assets/';
					
					if($ajax_cart_en){
						wp_enqueue_script( 'wc-add-to-cart', $assets_path.'js/frontend/'.'add-to-cart'.$suffix.'.js', array('jquery'), WC_VERSION, true);
						
						global $wc_is_localized;
						if($wc_is_localized === false){ //load it only one time
							wp_localize_script('wc-add-to-cart', 'wc_add_to_cart_params', apply_filters('wc_add_to_cart_params', array(
								'ajax_url'			=> WC()->ajax_url(),
								'ajax_loader_url'	=> apply_filters('woocommerce_ajax_loader_url', $assets_path . 'images/ajax-loader@2x.gif'),
								'i18n_view_cart'	=> esc_attr__('View Cart', 'woocommerce'),
								'cart_url'			=> get_permalink(wc_get_page_id('cart')),
								'is_cart'			=> is_cart(),
								'cart_redirect_after_add' => get_option('woocommerce_cart_redirect_after_add')
							)));
							$wc_is_localized = true;
						}
					}
					
					$wc_add_to_cart_button = apply_filters(
						'woocommerce_loop_add_to_cart_link',
						sprintf('<a href="%s" rel="nofollow" data-product_id="%s" data-product_sku="%s" class="button %s product_type_%s">%s</a>',
							esc_url($product->add_to_cart_url()),
							esc_attr($pr_id),
							esc_attr($product->get_sku()),
							$product->is_purchasable() ? 'add_to_cart_button' : '',
							esc_attr($pr_type),
							esc_html($product->add_to_cart_text())
						),
						$product
					);
				}
				
				$text = str_replace(array('%wc_full_price%', '{{wc_full_price}}'), $product->get_price_html(), $text);
				$text = str_replace(array('%wc_price%', '{{wc_price}}'), wc_price($product->get_price()), $text);
				$text = str_replace(array('%wc_price_no_cur%', '{{wc_price_no_cur}}'), $product->get_price(), $text);
				$text = str_replace(array('%wc_stock%', '{{wc_stock}}'), $wc_stock, $text);
				$text = str_replace(array('%wc_rating%', '{{wc_rating}}'), $wc_rating, $text);
				$text = str_replace(array('%wc_star_rating%', '{{wc_star_rating}}'), $wc_star_rating, $text);
				$text = str_replace(array('%wc_categories%', '{{wc_categories}}'), $wc_categories, $text);
				$text = str_replace(array('%wc_add_to_cart%', '{{wc_add_to_cart}}'), $product->add_to_cart_url(), $text);
				$text = str_replace(array('%wc_add_to_cart_button%', '{{wc_add_to_cart_button}}'), $wc_add_to_cart_button, $text);
				$text = str_replace(array('%wc_sku%', '{{wc_sku}}'), $product->get_sku(), $text);
				$text = str_replace(array('%wc_stock_quantity%', '{{wc_stock_quantity}}'), $product->get_stock_quantity(), $text);
				$text = str_replace(array('%wc_rating_count%', '{{wc_rating_count}}'), $product->get_rating_count(), $text);
				$text = str_replace(array('%wc_review_count%', '{{wc_review_count}}'), $product->get_review_count(), $text);
				$text = str_replace(array('%wc_tags%', '{{wc_tags}}'), $wc_tags, $text);
			}
		}
		
		return $text;
	}
	
	
	/**
	 * init slide by post data
	 * @before: RevSliderSlide::initByStreamData();
	 */
	public function init_by_stream_data($data, $template, $slider_id, $sourcetype, $additions){
		$a = apply_filters('revslider_slide_initByStreamData', array('post_data' => $data, 'template' => $template, 'slider_id' => $slider_id, 'sourcetype' => $sourcetype, 'additions' => $additions), $this);
		
		$this->post_data = array();
		$this->post_data = (array)$a['post_data'];
		
		//init by global template
		$this->init_by_slide($a['template']);

switch($a['sourcetype']){
			case 'facebook':
				$this->init_by_facebook($a['slider_id'], $a['additions']);
			break;
			case 'twitter':
				$this->init_by_twitter($a['slider_id'], $a['additions']);
			break;
			case 'instagram':
				//$this->post_data = $this->get_val($this->post_data, 'node', array());
				$this->init_by_instagram($a['slider_id'], $a['additions']);
			break;
			case 'flickr':
				$this->init_by_flickr($a['slider_id'], $a['additions']);
			break;
			case 'youtube':
				$this->init_by_youtube($a['slider_id'], $a['additions']);
			break;
			case 'vimeo':
				$this->init_by_vimeo($a['slider_id'], $a['additions']);
			break;
			default:
				$return = apply_filters('revslider_slide_initByStreamData_sourceType', false, $a, $this);
				
				if($return === false) $this->throw_error(__('Source must be from Stream', 'revslider'));
			break;
		}
		
		if($this->get_val($this->params, array('bg', 'type')) == 'image'){
			$this->params['bg']['image'] = $this->image_url;
		}
	}
	
	
	/**
	 * init the data for facebook
	 * @since: 5.0
	 * @change: 5.1.1 Facebook Album
	 * @before: RevSliderSlide::initByFacebook();
	 */
	private function init_by_facebook($slider_id, $additions){
		$this->post_data = apply_filters('revslider_slide_initByFacebook_pre', $this->post_data, $slider_id, $additions, $this);
		
		//set some slide params
		$this->id = $this->get_val($this->post_data, 'id');
		$this->set_param('title', $this->get_val($this->post_data, 'name'));
		$this->set_param(array('publish', 'state'), 'published');
		
		if($this->get_val($this->params, array('seo', 'set'), false) && $this->get_val($this->params, array('seo', 'type'), 'regular') == 'regular'){
			$link = $this->get_val($this->post_data, 'link');
			$this->set_param(array('seo', 'link'), str_replace(array('%link%', '{{link}}'), $link, $this->params['seo']['link']));
		}
		
		if($this->get_val($this->params, array('bg', 'type')) == 'image'){ //if image is choosen, use featured image as background
			if($additions['fb_type'] == 'album'){
				//$this->image_url	= 'https://graph.facebook.com/'.$this->get_val($this->post_data, 'id').'/picture';
				$image_array = $this->get_val($this->post_data, 'images');
				$this->image_url	=  isset($image_array[0]->source) ? $image_array[0]->source : $this->get_val($this->post_data, 'picture', $this->image_thumb);
				$this->image_thumb	= $this->get_val($this->post_data, 'picture', $this->image_thumb);
			}else{
				$img = $this->get_facebook_timeline_image();
				$this->image_url	= $img;
				$this->image_thumb	= ($img !== '') ? $img : $this->image_thumb;
			}
			
			$this->image_url = (empty($this->image_url)) ? RS_PLUGIN_URL.'public/assets/assets/sources/facebook.png' : $this->image_url;
			$this->image_url = (is_ssl()) ? str_replace('http://', 'https://', $this->image_url) : $this->image_url;
			$this->image_filename = basename($this->image_url);
		}
		
		$this->post_data = apply_filters('revslider_slide_initByFacebook_post', $this->post_data, $slider_id, $additions, $this);
		
		$this->set_layers_by_stream($slider_id, 'facebook', $additions); //replace placeholders in layers
	}
	
	
	/**
	 * init the data for twitter
	 * @since: 5.0
	 * @before: RevSliderSlide::initByTwitter();
	 */
	private function init_by_twitter($slider_id, $additions){
		$this->post_data = apply_filters('revslider_slide_initByTwitter_pre', $this->post_data, $slider_id, $additions, $this);
		
		$this->id = $this->get_val($this->post_data, 'id');
		$this->set_param('title', $this->get_val($this->post_data, 'title'));
		$this->set_param(array('publish', 'state'), 'published');
		
		if($this->get_val($this->params, array('seo', 'set'), false) && $this->get_val($this->params, array('seo', 'type'), 'regular') == 'regular'){
			$link = 'https://twitter.com/'.$additions['twitter_user'].'/status/'.$this->get_val($this->post_data, 'id_str');
			$this->set_param(array('seo', 'link'), str_replace(array('%link%', '{{link}}'), $link, $this->params['seo']['link']));
		}
		
		if(in_array($this->get_val($this->params, array('bg', 'type')), array('html5', 'trans', 'image', 'streamtwitter', 'streamtwitterboth'), true)){ //if image is choosen, use featured image as background
			$img_sizes		 = $this->get_all_image_sizes('twitter');
			$img_res		 = $this->get_val($this->params, array('bg', 'imageSourceType'), reset($img_sizes));
			$this->image_id	 = $this->get_val($this->post_data, 'id');
			$img_res		 = (!isset($img_sizes[$img_res])) ? key($img_sizes) : $img_res;
			$image_url_array = $this->get_val($this->post_data, 'media');
			$image_url_large = $this->get_val($image_url_array, 'large');
			$img			 = $this->get_val($image_url_large, 'media_url', '');
			$entities		 = $this->get_val($this->post_data, 'entities');
			$urls			 = $this->get_val($entities, 'urls');
			
			if($img == ''){
				$image_url_array = $this->get_val($entities, 'media');
				if(is_array($image_url_array) && isset($image_url_array[0])){
					$img = (is_ssl()) ? $this->get_val($image_url_array[0], 'media_url_https') : $this->get_val($image_url_array[0], 'media_url');
				}
			}
			
			if(is_array($urls) && isset($urls[0])){
				$display_url = $this->get_val($urls[0], 'display_url');
				$raw = explode('/', $display_url);
				
				//check if youtube or vimeo is inside
				if(strpos($display_url, 'youtu.be') !== false){
					$this->set_param(array('bg', 'youtube'), $raw[1]); //set video for background video
				}elseif(strpos($display_url, 'vimeo.com') !== false){
					$this->set_param(array('bg', 'vimeo'), $raw[1]); //set video for background video
				}
			}
			
			$image_url_array = $this->get_val($entities, 'media');
			if(is_array($image_url_array) && isset($image_url_array[0])){
				$video_info	= $this->get_val($image_url_array[0], 'video_info');
				$variants	= $this->get_val($video_info, 'variants');
				if(is_array($variants) && isset($variants[0])){
					$this->set_param(array('bg', 'mpeg'), $this->get_val($variants[0], 'url')); //set video for background video
				}
			}
			
			$entities = $this->get_val($this->post_data, 'extended_entities');
			if($img == ''){
				$image_url_array = $this->get_val($entities, 'media');
				if(is_array($image_url_array) && isset($image_url_array[0])){
					$img = (is_ssl()) ? $this->get_val($image_url_array[0], 'media_url_https') : $this->get_val($image_url_array[0], 'media_url');
				}
			}
			
			$urls = $this->get_val($entities, 'urls');
			if(is_array($urls) && isset($urls[0])){
				$display_url = $this->get_val($urls[0], 'display_url');
				
				//check if youtube or vimeo is inside
				$raw = explode('/', $display_url);
				if(strpos($display_url, 'youtu.be') !== false){
					$this->set_param(array('bg', 'youtube'), $raw[1]); //set video for background video
				}elseif(strpos($display_url, 'vimeo.com') !== false){
					$this->set_param(array('bg', 'vimeo'), $raw[1]); //set video for background video
				}
			}
			
			$image_url_array = $this->get_val($entities, 'media');
			if(is_array($image_url_array) && isset($image_url_array[0])){
				$video_info	= $this->get_val($image_url_array[0], 'video_info');
				$variants	= $this->get_val($video_info, 'variants');
				if(is_array($variants) && isset($variants[0])){
					$this->set_param(array('bg', 'mpeg'), $this->get_val($variants[0], 'url')); //set video for background video
				}
			}
			
			if($img !== ''){
				$this->image_url = $img;
				$this->image_thumb = $img;
			}
			
			$this->image_url = (empty($this->image_url)) ? RS_PLUGIN_URL.'public/assets/assets/sources/twitter.png' : $this->image_url;
			$this->image_url = (is_ssl()) ? str_replace("http://", "https://", $this->image_url) : $this->image_url;
			$this->image_filename = basename($this->image_url);
		}
		
		$this->post_data = apply_filters('revslider_slide_initByTwitter_post', $this->post_data, $slider_id, $additions, $this);
		
		$this->set_layers_by_stream($slider_id, 'twitter', $additions); //replace placeholders in layers
	}
	
	
	/**
	 * init the data for instagram
	 * @since: 5.0
	 * @before: RevSliderSlide::initByInstagram();
	 */
	private function init_by_instagram($slider_id, $additions = array()){
		$this->post_data = apply_filters('revslider_slide_initByInstagram_pre', $this->post_data, $slider_id, $this);

//set some slide params
		$this->id = $this->get_val($this->post_data, 'id');
		$caption = $this->get_val($this->post_data, 'caption');
		$link	 = $this->get_val($this->post_data, 'link');
		$link	 = (empty($link)) ? 'https://www.instagram.com/p/' . $this->get_val($this->post_data, 'shortcode') : $link;
		$this->set_param('title', $caption);
		$this->set_param(array('publish', 'state'), 'published');

if($this->get_val($this->params, array('seo', 'set'), false) && $this->get_val($this->params, array('seo', 'type'), 'regular') == 'regular'){
			$this->set_param(array('seo', 'link'), str_replace(array('%link%', '{{link}}'), $link, $this->params['seo']['link']));
		}
		
		if(in_array($this->get_val($this->params, array('bg', 'type')), array('html5', 'trans', 'image', 'streaminstagram', 'streaminstagramboth'), true)){ //if image is choosen, use featured image as background
			$is			= array();
			$img_sizes	= $this->get_all_image_sizes('instagram');
			$img_res	= $this->get_val($this->params, array('bg', 'imageSourceType'), reset($img_sizes));
			$img_res	= (!isset($img_sizes[$img_res])) ? key($img_sizes) : $img_res;
			$this->image_id	= $this->get_val($this->post_data, 'id');
			
			$imgs		= $this->get_val($this->post_data, 'images', array());
			foreach($imgs as $k => $im){
				$is[$k] = $im->url;
			}

/*if(isset($is[$img_res])){
				$this->image_url	= $is[$img_res];
				$this->image_thumb	= $is['thumbnail'];
			}else{
				$this->image_url	= $this->get_val($this->post_data, 'display_src');
				$this->image_thumb	= $this->get_val($this->post_data, 'thumbnail_src');
			}
			*/
			
			$this->image_url = $this->get_val($this->post_data, 'display_url');
			$this->image_thumb = $this->get_val($this->post_data, 'thumbnail_src', $this->image_thumb);
			
			$this->image_url = (empty($this->image_url)) ? RS_PLUGIN_URL . 'public/assets/assets/sources/instagram.png' : $this->image_url;

$this->image_url = (is_ssl()) ? str_replace('http://', 'https://', $this->image_url) : $this->image_url;
			$this->image_filename = basename($this->image_url);

}
		
		$videos = $this->get_val($this->post_data, array('videos', 'standard_resolution', 'url'));
		if(!empty($videos)){
			$this->set_param('slide_bg_instagram', $videos); //set video for background video
			//$this->set_param(array('bg', 'type'), 'streaminstagram'); //set background type
			$this->set_param(array('bg', 'mpeg'), $videos); //set video for background video
		}
		
		$this->post_data = apply_filters('revslider_slide_initByInstagram_post', $this->post_data, $slider_id, $this);
		
		$this->set_layers_by_stream($slider_id, 'instagram', $additions); //replace placeholders in layers
	}
	
	
	/**
	 * init the data for flickr
	 * @since: 5.0
	 * @update: 6.1.7 
	 */
	private function init_by_flickr($slider_id, $additions){
		$this->post_data = apply_filters('revslider_slide_initByFlickr_pre', $this->post_data, $slider_id, $this);
		$this->id		 = $this->get_val($this->post_data, 'id');
		$this->set_param('title', $this->get_val($this->post_data, 'title'));
		$this->set_param(array('publish', 'state'), 'published');
		
		if($this->get_val($this->params, array('seo', 'set'), false) && $this->get_val($this->params, array('seo', 'type'), 'regular') == 'regular'){
			$link = 'http://flic.kr/p/'.$this->base_encode($this->get_val($this->post_data, 'id'));
			$this->set_param(array('seo', 'link'), str_replace(array('%link%', '{{link}}'), $link, $this->params['seo']['link']));
		}
		
		if(in_array($this->get_val($this->params, array('bg', 'type')), array('html5', 'image'), true)){ //if image is choosen, use featured image as background
			//facebook check which image size is choosen
			$img_sizes	= $this->get_all_image_sizes('flickr');
			$img_res	= $this->get_val($this->params, array('bg', 'imageSourceType'), reset($img_sizes));
			$this->image_id	= $this->get_val($this->post_data, 'id');
			
			if(!isset($img_sizes[$img_res])) $img_res = key($img_sizes);
			
			$is = @array(
				'original'	 => $this->get_val($this->post_data, 'url_o'),
				'large' 	 => $this->get_val($this->post_data, 'url_l'),
				'medium-800' => $this->get_val($this->post_data, 'url_c'),
				'medium-640' => $this->get_val($this->post_data, 'url_z'),
				'medium' 	 => $this->get_val($this->post_data, 'url_m'),
				'small-320'  => $this->get_val($this->post_data, 'url_n'),
				'small' 	 => $this->get_val($this->post_data, 'url_s'),
				'thumbnail'  => $this->get_val($this->post_data, 'url_t'),
				'square' 	 => $this->get_val($this->post_data, 'url_sq'),
				'large-square' => $this->get_val($this->post_data, 'url_q')
			);
			
			$this->image_url	= $this->get_val($is, $img_res, '');
			if(empty($this->image_url)){
				foreach($is as $img_res){
					$this->image_url = $img_res;
					if(!empty($img_res)) break;
				}
			}
			$this->image_thumb	= $this->get_val($is, 'thumbnail', $this->image_thumb);
			$this->image_url	= (empty($this->image_url)) ? RS_PLUGIN_URL.'public/assets/assets/sources/flickr.png' : $this->image_url;
			$this->image_url	= (is_ssl()) ? str_replace("http://", "https://", $this->image_url) : $this->image_url;
			$this->image_filename = basename($this->image_url);
		}
		
		$this->post_data = apply_filters('revslider_slide_initByFlickr_post', $this->post_data, $slider_id, $this);
		
		$this->set_layers_by_stream($slider_id, 'flickr', $additions); //replace placeholders in layers
	}
	
	
	/**
	 * init the data for youtube
	 * @since: 5.0
	 * @before: RevSliderSlide::initByYoutube();
	 */
	private function init_by_youtube($slider_id, $additions){
		$this->post_data = apply_filters('revslider_slide_initByYoutube_pre', $this->post_data, $slider_id, $additions, $this);
		
		//set some slide params
		$snippet	= $this->get_val($this->post_data, 'snippet');
		$resource	= $this->get_val($snippet, 'resourceId');
		$link_raw	= ($additions['yt_type'] == 'channel') ? $this->get_val($this->post_data, 'id') : $this->get_val($snippet, 'resourceId');
		$link		= $this->get_val($link_raw, 'videoId');
		
		$this->set_param(array('bg', 'youtube'), $link); //set video for background video
		
		if($this->get_val($this->params, array('seo', 'set'), false) && $this->get_val($this->params, array('seo', 'type'), 'regular') == 'regular'){
			if($link !== '') $link = '//youtube.com/watch?v='.$link;
			$this->set_param(array('seo', 'link'), str_replace(array('%link%', '{{link}}'), $link, $this->params['seo']['link']));
		}
		
		switch($additions['yt_type']){
			case 'channel':
				$this->id = $this->get_val($this->post_data, array('id', 'videoId'));
			break;
			case 'playlist':
				$this->id = $this->get_val($resource, 'videoId');
			break;
		}
		
		$this->id = ($this->id == '') ? 'not-found' : $this->id;
		
		$this->set_param('title', $this->get_val($snippet, 'title'));
		$this->set_param(array('publish', 'state'), 'published');
		
		$bg_type = $this->get_val($this->params, array('bg', 'type'));
		
		if(in_array($bg_type, array('trans', 'image', 'streamyoutube', 'streamyoutubeboth', 'youtube', 'streamvimeo', 'streamvimeoboth', 'vimeo'), true)){ //if image is choosen, use featured image as background
			//facebook check which image size is choosen
			$img_sizes	= $this->get_all_image_sizes('youtube');
			$img_res	= $this->get_val($this->params, array('bg', 'imageSourceType'), reset($img_sizes));
			$this->image_id	= $this->get_val($resource, 'videoId');
			$thumbs		= $this->get_val($snippet, 'thumbnails');
			$is			= array();
			if(!empty($thumbs)){
				foreach($thumbs as $name => $vals){
					$is[$name] = $this->get_val($vals, 'url');
				}
			}
			
			if(!isset($img_sizes[$img_res])) $img_res = key($img_sizes);
			
			$this->image_url = $this->get_val($is, $img_res, '');
			$this->image_url = (empty($this->image_url)) ? $this->get_val($is, 'default', '') : $this->image_url;
			$this->image_thumb = $this->get_val($is, 'medium', $this->image_thumb);
			
			$this->image_url = (empty($this->image_url)) ? RS_PLUGIN_URL.'public/assets/assets/sources/youtube.png' : $this->image_url;
			$this->image_url = (is_ssl()) ? str_replace('http://', 'https://', $this->image_url) : $this->image_url;
			
			if($this->get_param(array('thumb', 'customThumbSrc'), '') === ''){
				$this->set_param(array('thumb', 'customThumbSrc'), $this->image_thumb);
			}
			
			$this->image_filename = basename($this->image_url);
		}
		
		$this->post_data = apply_filters('revslider_slide_initByYoutube_post', $this->post_data, $slider_id, $additions, $this);
		
		//replace placeholders in layers:
		$this->set_layers_by_stream($slider_id, 'youtube', $additions);
	}
	
	
	/**
	 * init the data for vimeo
	 * @since: 5.0
	 * @before: RevSliderSlide::initByVimeo();
	 */
	private function init_by_vimeo($slider_id, $additions){
		$this->post_data = apply_filters('revslider_slide_initByVimeo_pre', $this->post_data, $slider_id, $additions, $this);
		
		$this->id = $this->get_val($this->post_data, 'id');
		$this->set_param(array('publish', 'state'), 'published');
		$this->set_param('title', $this->get_val($this->post_data, 'title'));
		
		if($this->get_val($this->params, array('seo', 'set'), false) && $this->get_val($this->params, array('seo', 'type'), 'regular') == 'regular'){
			$link = $this->get_val($this->post_data, 'url');
			$this->params['seo']['link'] = str_replace(array('%link%', '{{link}}'), $link, $this->params['seo']['link']);
		}
		
		$this->set_param(array('bg', 'vimeo'), $this->get_val($this->post_data, 'url'));
		if($this->get_val($this->params, array('bg', 'imageFromStream'), false) === true && in_array($this->get_val($this->params, array('bg', 'type')), array('trans', 'image', 'streamvimeo', 'streamvimeoboth', 'vimeo'), true)){ //if image is choosen, use featured image as background
			//vimeo check which image size is choosen
			$img_sizes	= $this->get_all_image_sizes('vimeo');
			$img_res	= $this->get_val($this->params, array('bg', 'imageSourceType'), reset($img_sizes));
			$img_res	= (!isset($img_sizes[$img_res])) ? key($img_sizes) : $img_res;
			
			$is			= array();
			$this->image_id = $this->get_val($this->post_data, 'id');

foreach($img_sizes as $handle => $name){
				$is[$handle] = $this->get_val($this->post_data, $handle);
			}
			
			$this->image_url = $this->get_val($is, $img_res, '');
			$this->image_url = (empty($this->image_url)) ? RS_PLUGIN_URL.'public/assets/assets/sources/vimeo.png' : $this->image_url;
			$this->image_url = (is_ssl()) ? str_replace("http://", "https://", $this->image_url) : $this->image_url;
			$this->image_thumb = $this->get_val($is, 'thumbnail', $this->image_thumb);
			$this->image_filename = basename($this->image_url);
		}
		
		$this->post_data = apply_filters('revslider_slide_initByVimeo_post', $this->post_data, $slider_id, $additions, $this);
		
		//replace placeholders in layers:
		$this->set_layers_by_stream($slider_id, 'vimeo', $additions);
	}
	
	
	/**
	 * prepare and fill the stream data
	 **/
	public function set_stream_data($text, $attr, $stream_type, $additions = array(), $is_action = false){
		$img_sizes = $this->get_all_image_sizes($stream_type);
		$_img_sizes = $this->get_all_image_sizes();

$_img_s = array();
		if(!empty($_img_sizes)){
			foreach($_img_sizes as $k => $v){
				$v = str_replace(' ', '_', strtolower($v));
				$_img_s[$v] = $v;
			}
		}
		$img_sizes = array_merge($img_sizes, $_img_sizes, $_img_s);
		
		$text = apply_filters('revslider_slide_set_stream_data_pre', $text, $attr, $stream_type, $additions, $is_action, $img_sizes);
		$title = ($stream_type == 'twitter' && $is_action === false) ? $this->add_wrap_around_url($this->get_val($attr, 'title')) : $this->get_val($attr, 'title');
		$excerpt = ($stream_type == 'twitter' && $is_action === false) ? $this->add_wrap_around_url($this->get_val($attr, 'excerpt')) : $this->get_val($attr, 'excerpt');
		$content = ($stream_type == 'twitter' && $is_action === false) ? $this->add_wrap_around_url($this->get_val($attr, 'content')) : $this->get_val($attr, 'content');
		
		$text = str_replace(array('%title%', '{{title}}'), $title, $text);
		$text = str_replace(array('%excerpt%', '{{excerpt}}'), $excerpt, $text);
		$text = str_replace(array('%description%', '{{description}}'), $excerpt, $text);
		$text = str_replace(array('%alias%', '{{alias}}'), $this->get_val($attr, 'alias'), $text);
		$text = str_replace(array('%content%', '{{content}}'), $content, $text);
		$text = str_replace(array('%link%', '{{link}}'), $this->get_val($attr, 'link'), $text);
		$text = str_replace(array('%date_published%', '{{date_published}}', '%date%', '{{date}}'), $this->get_val($attr, 'date'), $text);
		$text = str_replace(array('%date_modified%', '{{date_modified}}'), $this->get_val($attr, 'date_modified'), $text);
		$text = str_replace(array('%author_name%', '{{author_name}}'), $this->get_val($attr, 'author_name'), $text);
		$text = str_replace(array('%num_comments%', '{{num_comments}}'), $this->get_val($attr, 'num_comments'), $text);
		$text = str_replace(array('%catlist%', '{{catlist}}'), $this->get_val($attr, 'catlist'), $text);
		$text = str_replace(array('%catlist_raw%', '{{catlist_raw}}'), $this->get_val($attr, 'catlist_raw'), $text);
		$text = str_replace(array('%taglist%', '{{taglist}}'), $this->get_val($attr, 'taglist'), $text);
		$text = str_replace(array('%likes%', '{{likes}}'), $this->get_val($attr, 'likes'), $text);
		$text = str_replace(array('%retweet_count%', '{{retweet_count}}'), $this->get_val($attr, 'retweet_count'), $text);
		$text = str_replace(array('%favorite_count%', '{{favorite_count}}'), $this->get_val($attr, 'favorite_count'), $text);
		$text = str_replace(array('%views%', '{{views}}'), $this->get_val($attr, 'views'), $text);
		
		$arrMatches = array();
		preg_match_all("/{{content:\w+[\:]\w+}}/", $text, $arrMatches);
		foreach($arrMatches as $matched){
			foreach($matched as $match) {
				//now check length and type
				
				$meta = str_replace("{{content:", "", $match);
				$meta = str_replace("}}","",$meta);
				$meta = str_replace('_REVSLIDER_', '-', $meta);
				$vals = explode(':', $meta);
				
				if(count($vals) !== 2) continue; //not correct values
				$vals[1] = intval($vals[1]); //get real number
				if($vals[1] === 0 || $vals[1] < 0) continue; //needs to be at least 1 
				
				if($vals[0] == 'words'){
					$metaValue = explode(' ', strip_tags($content), $vals[1]+1);
					if(is_array($metaValue) && count($metaValue) > $vals[1]) array_pop($metaValue);
					$metaValue = implode(' ', $metaValue);
				}elseif($vals[0] == 'chars'){
					$metaValue = mb_substr(strip_tags($content), 0, $vals[1]);
				}else{
					continue;
				}
				
				$text = str_replace($match, $metaValue, $text);	
			}
		}
		
		switch($stream_type){
			case 'facebook':
				foreach($img_sizes as $img_handle => $img_name){
					if($additions['fb_type'] == 'album'){
						$text = str_replace(array('%featured_image_url_'.$img_handle.'%', '{{featured_image_url_'.$img_handle.'}}', '%image_url_'.$img_handle.'%', '{{image_url_'.$img_handle.'}}'), $this->get_val($attr, array('img_urls', $img_handle, 'url')), $text);
						$text = str_replace(array('%featured_image_'.$img_handle.'%', '{{featured_image_'.$img_handle.'}}', '%image_'.$img_handle.'%', '{{image_'.$img_handle.'}}'), $this->get_val($attr, array('img_urls', $img_handle, 'tag')), $text);
					}else{
						$text = str_replace(array('%featured_image_url_'.$img_handle.'%', '{{featured_image_url_'.$img_handle.'}}', '%image_url_'.$img_handle.'%', '{{image_url_'.$img_handle.'}}'), $this->get_val($attr, array('img_urls', 'url')), $text);
						$text = str_replace(array('%featured_image_'.$img_handle.'%', '{{featured_image_'.$img_handle.'}}', '%image_'.$img_handle.'%', '{{image_'.$img_handle.'}}'), $this->get_val($attr, array('img_urls', 'tag')), $text);
					}
				}
			break;
			case 'youtube':
			case 'vimeo':
				//$text = str_replace(array('%image_url_'.$img_handle.'%', '{{image_url_'.$img_handle.'}}'), $this->get_val($attr, array('img_urls', $img_handle, 'url')), $text);
				//$text = str_replace(array('%image_'.$img_handle.'%', '{{image_'.$img_handle.'}}'), $this->get_val($attr, array('img_urls', $img_handle, 'tag')), $text);
			case 'twitter':
			case 'instagram':
			case 'flickr':
				foreach($img_sizes as $img_handle => $img_name){
					$text = str_replace(array('%featured_image_url_'.$img_handle.'%', '{{featured_image_url_'.$img_handle.'}}', '%image_url_'.$img_handle.'%', '{{image_url_'.$img_handle.'}}'), $this->get_val($attr, array('img_urls', $img_handle, 'url')), $text);
					$text = str_replace(array('%featured_image_'.$img_handle.'%', '{{featured_image_'.$img_handle.'}}', '%image_'.$img_handle.'%', '{{image_'.$img_handle.'}}'), $this->get_val($attr, array('img_urls', $img_handle, 'tag')), $text);
				}
			break;
		}
		
		return apply_filters('revslider_slide_set_stream_data_post', $text, $attr, $stream_type, $additions, $is_action, $img_sizes);
	}
	
	
	/**
	 * replace layer placeholders by stream data
	 * @since: 5.0
	 * @before: RevSliderSlide::setLayersByStreamData();
	 */
	private function set_layers_by_stream($slider_id, $stream_type, $additions = array()){
		$a				= apply_filters('revslider_slide_setLayersByStreamData_pre', array('layers' => $this->layers, 'params' => $this->params), $slider_id, $stream_type, $additions, $this);
		$this->params	= $this->get_val($a, 'params');
		$this->layers	= $this->get_val($a, 'layers');
		$attr			= $this->return_stream_data($stream_type, $additions);
		
		if(!empty($this->layers)){
			foreach($this->layers as $key => $layer){
				$text = $this->get_val($layer, 'text');
				$text = apply_filters('revslider_mod_stream_meta', $text, $slider_id, $stream_type, $this->post_data); //option to add your own filter here to modify meta to your likings
				$layer['text'] = $this->set_stream_data($text, $attr, $stream_type, $additions);
				
				//set link actions to the stream data
				$actions = $this->get_val($layer, array('actions', 'action'));
				if(!empty($actions)){
					foreach($actions as $a_k => $action){
						$ilink = $this->get_val($action, 'image_link');
						if(!empty($ilink)){
							$ilink = $this->set_stream_data($ilink, $attr, $stream_type, $additions, true);
							$this->set_val($layer, array('actions', 'action', $a_k, 'image_link'), $ilink);
						}
					}
				}
				
				$layer_type = $this->get_val($layer, 'type', 'text');

//TODO: Check Patrick
				if ( ( $layer_type === 'image' && $this->get_val($layer, array('media', 'imageFromStream'), false) === true ) || ( in_array($layer_type, array('shape', 'row', 'group'), true)  && $this->get_val($layer, array('idle', 'bgFromStream'), false) === true )  ){
					$featured_image_url = $this->get_val($attr, 'stream_image_url', '');
					if(!empty($featured_image_url)){
						$this->set_val($layer, array('media', 'imageUrl'), $featured_image_url);
					}
				}
				$this->layers[$key] = $layer;
			}
		}
		
		//set params to the stream data
		for($mi = 0; $mi < 10; $mi++){
			$pa = $this->get_param(array('info', 'params', $mi, 'v'), '');
			$pa = $this->set_stream_data($pa, $attr, $stream_type, $additions);
			
			$this->set_param(array('info', 'params', $mi, 'v'), $pa);
		}
		
		$param_list = array(array('attributes', 'alt'), array('attributes', 'class'), array('attributes', 'data'));
		//set params to the stream data
		foreach($param_list as $p){
			$pa = $this->get_param($p, '');
			$pa = $this->set_stream_data($pa, $attr, $stream_type, $additions);
			$this->set_param($p, $pa);
		}
		
		$a = apply_filters('revslider_slide_setLayersByStreamData_post', array('layers' => $this->layers, 'params' => $this->params), $slider_id, $stream_type, $additions, $this);
		
		$this->params = $this->get_val($a, 'params');
		$this->layers = $this->get_val($a, 'layers');
	}
	
	
	/**
	 * returns the data of the selected stream
	 **/
	public function return_stream_data($stream_type, $additions = array()){
		$img_sizes = $this->get_all_image_sizes($stream_type);
		$attr = array();
		$attr = apply_filters('revslider_slide_return_stream_data_pre', $attr, $stream_type, $additions, $img_sizes);
		
		switch($stream_type){
			case 'facebook':
				if($this->get_val($additions, 'fb_type') == 'album'){
					$fb_img_thumbnail = $this->get_val($this->post_data, 'picture');
					$fb_img = 'https://graph.facebook.com/'.$this->get_val($this->post_data, 'id').'/picture';
					
					$attr1 = array(
						'title'		=> $this->get_val($this->post_data, 'name'),
						'content'	=> $this->get_val($this->post_data, 'name'),
						'link'		=> $this->get_val($this->post_data, 'link'),
						'date'		=> $this->convert_post_date($this->get_val($this->post_data, 'created_time'), true),
						'date_modified'	=> $this->convert_post_date($this->get_val($this->post_data, 'updated_time'), true),
						'author_name'	=> $this->get_val($this->post_data, array('from', 'name')),
						'likes'		=> count($this->get_val($this->post_data, array('likes', 'data'))),
						'stream_image_url' => $fb_img,
						'img_urls'	=> array(
							'full'	=> array(
								'url' => $fb_img,
								'tag' => '<img src="'.$fb_img.'" data-no-retina />'
							),
							'thumbnail' => array(
								'url' => $fb_img_thumbnail,
								'tag' => '<img src="'.$fb_img_thumbnail.'" data-no-retina />'
							)
						)
					);
				}else{
					$post_url = explode('_', $this->get_val($this->post_data, 'id'));
					$img = $this->get_facebook_timeline_image();
					$attr1 = array(
						'title'		=> $this->get_val($this->post_data, 'message'),
						'content'	=> $this->get_val($this->post_data, 'message'),
						'link'		=> 'https://www.facebook.com/'.$this->get_val($additions, 'fb_user_id').'/posts/'.$this->get_val($post_url, 1),
						'date'		=> $this->convert_post_date($this->get_val($this->post_data, 'created_time'), true),
						'date_modified'	=> $this->convert_post_date($this->get_val($this->post_data, 'updated_time'), true),
						'author_name'	=> $this->get_val($this->post_data, array('from', 'name')),
						'likes'		=> intval($this->get_val($this->post_data, array('likes', 'summary', 'total_count'))),
						'stream_image_url' => $img,
						'img_urls'	=> array(
							'url' => $img,
							'tag' => '<img src="'.$img.'" data-no-retina />'
						)
					);
				}
			break;
			case 'twitter':
				$image_url_array = $this->get_val($this->post_data, 'media');
				$image_url_large = $this->get_val($image_url_array, 'large');
				$img = $this->get_val($image_url_large, 'media_url', '');
				if($img == ''){
					$entities = $this->get_val($this->post_data, 'entities');
					$image_url_array = $this->get_val($entities, 'media');
					if(is_array($image_url_array) && isset($image_url_array[0])){
						$img = (is_ssl()) ? $this->get_val($image_url_array[0], 'media_url_https') : $this->get_val($image_url_array[0], 'media_url');
						$image_url_large = $image_url_array[0];
					}
				}
				if($img == ''){
					$entities = $this->get_val($this->post_data, 'extended_entities');
					$image_url_array = $this->get_val($entities, 'media');
					if(is_array($image_url_array) && isset($image_url_array[0])){
						$img = (is_ssl()) ? $this->get_val($image_url_array[0], 'media_url_https') : $this->get_val($image_url_array[0], 'media_url');
						$image_url_large = $image_url_array[0];
					}
				}
				
				$attr1 = array(
					'title'		=> $this->get_val($this->post_data, 'full_text'),
					'content'	=> $this->get_val($this->post_data, 'full_text'),
					'link'		=> 'https://twitter.com/'.$this->get_val($additions, 'twitter_user').'/status/'.$this->get_val($this->post_data, 'id_str'),
					'date'		=> $this->convert_post_date($this->get_val($this->post_data, 'created_at'), true),
					'author_name'	=> $this->get_val($this->post_data, array('user', 'screen_name')),
					'retweet_count'	=> $this->get_val($this->post_data, 'retweet_count', '0'),
					'favorite_count'=> $this->get_val($this->post_data, 'favorite_count', '0'),
				);
				if($img !== ''){
					$w = $this->get_val($image_url_large, 'w', '');
					$h = $this->get_val($image_url_large, 'h', '');
					$attr1['stream_image_url'] = $img;
					$attr1['img_urls'] = array(
						'large' => array(
							'url' => $img,
							'tag' => '<img src="'.$img.'" width="'.$w.'" height="'.$h.'" data-no-retina />'
						)
					);
				}
			break;
			case 'instagram':
				$caption = $this->get_val($this->post_data, array('edge_media_to_caption', 'edges', 0, 'node', 'text'));
				$attr1 = array(
					'title'		=> $caption,
					'content'	=> $caption,
					'link'		=> 'https://www.instagram.com/p/'. $this->get_val($this->post_data, 'shortcode'),
					'date'		=> date_i18n(get_option('date_format').' '.get_option('time_format'), $this->get_val($this->post_data, 'taken_at_timestamp', false)),
					'author_name' => $this->get_val($additions, 'instagram_user'), //$this->get_val($this->post_data, 'user_info', '')
					//'likes'		=> $this->get_val($this->post_data, array('edge_liked_by', 'count')),
					//'likes' => $this->get_val($likes_raw, 'count'),
					//'num_comments' => $this->get_val($this->post_data, array('edge_media_to_comment', 'count')),
					//'num_comments' => $this->get_val($comments_raw, 'count'),
				);
				
				$inst_img = $this->get_val($this->post_data, 'display_url', '');
				$inst_thumb = $this->get_val($this->post_data, 'thumbnail_src', '');
				$attr1['img_urls'] = array();
				if(!empty($inst_img)){
					$attr1['stream_image_url'] = $inst_img;
					$attr1['img_urls']['original'] = array(
						'url' => $inst_img, 
						'tag' => '<img src="'.$inst_img.'" width="'.$this->get_val($this->post_data, array('dimensions', 'width')).'" height="'.$this->get_val($this->post_data, array('dimensions', 'height')).'" data-no-retina />'
					);
					$attr1['img_urls']['original_size'] = array(
						'url' => $inst_img, 
						'tag' => '<img src="'.$inst_img.'" width="'.$this->get_val($this->post_data, array('dimensions', 'width')).'" height="'.$this->get_val($this->post_data, array('dimensions', 'height')).'" data-no-retina />'
					);
					$attr1['img_urls']['large'] = array(
						'url' => $inst_img, 
						'tag' => '<img src="'.$inst_img.'" width="'.$this->get_val($this->post_data, array('dimensions', 'width')).'" height="'.$this->get_val($this->post_data, array('dimensions', 'height')).'" data-no-retina />'
					);
				}
				if(!empty($inst_thumb)){
					$attr1['stream_image_url'] = (!isset($attr1['stream_image_url'])) ? $inst_thumb : $attr1['stream_image_url'];
					$attr1['img_urls']['thumb'] = array(
						'url' => $inst_thumb,
						'tag' => '<img src="'.$inst_thumb.'" width="'.$this->get_val($this->post_data, array('dimensions', 'width')).'" height="'.$this->get_val($this->post_data, array('dimensions', 'height')).'" data-no-retina />'
					);
					$attr1['img_urls']['thumbnail'] = array(
						'url' => $inst_thumb,
						'tag' => '<img src="'.$inst_thumb.'" width="'.$this->get_val($this->post_data, array('dimensions', 'width')).'" height="'.$this->get_val($this->post_data, array('dimensions', 'height')).'" data-no-retina />'
					);
				}
			break;
			case 'flickr':
				$attr1 = array(
					'title'		=> $this->get_val($this->post_data, 'title'),
					'content'	=> $this->get_val($this->post_data, array('description', '_content')),
					'date'		=> $this->convert_post_date($this->get_val($this->post_data, 'datetaken')),
					'author_name' => $this->get_val($this->post_data, 'ownername'),
					'link'		=> 'http://flic.kr/p/'.$this->base_encode($this->get_val($this->post_data, 'id')),
					'views'		=> $this->get_val($this->post_data, 'views'),
					'stream_image_url' => $this->get_val($this->post_data, 'url_o'),
					'img_urls'	=> array(
						'square' 	 => array('url' => $this->get_val($this->post_data, 'url_sq'), 'tag' => '<img src="'.$this->get_val($this->post_data, 'url_sq').'" width="'.$this->get_val($this->post_data, 'width_sq').'" height="'.$this->get_val($this->post_data, 'height_sq').'" data-no-retina />'),
						'large-square' => array('url' => $this->get_val($this->post_data, 'url_q'), 'tag' => '<img src="'.$this->get_val($this->post_data, 'url_q').'" width="'.$this->get_val($this->post_data, 'width_q').'" height="'.$this->get_val($this->post_data, 'height_q').'"  data-no-retina />'),
						'thumbnail'  => array('url' => $this->get_val($this->post_data, 'url_t'), 'tag' => '<img src="'.$this->get_val($this->post_data, 'url_t').'" width="'.$this->get_val($this->post_data, 'width_t').'" height="'.$this->get_val($this->post_data, 'height_t').'"  data-no-retina />'),
						'small' 	 => array('url' => $this->get_val($this->post_data, 'url_s'), 'tag' => '<img src="'.$this->get_val($this->post_data, 'url_s').'" width="'.$this->get_val($this->post_data, 'width_s').'" height="'.$this->get_val($this->post_data, 'height_s').'"  data-no-retina />'),
						'small-320'  => array('url' => $this->get_val($this->post_data, 'url_n'), 'tag' => '<img src="'.$this->get_val($this->post_data, 'url_n').'" width="'.$this->get_val($this->post_data, 'width_n').'" height="'.$this->get_val($this->post_data, 'height_n').'"  data-no-retina />'),
						'medium' 	 => array('url' => $this->get_val($this->post_data, 'url_m'), 'tag' => '<img src="'.$this->get_val($this->post_data, 'url_m').'" width="'.$this->get_val($this->post_data, 'width_m').'" height="'.$this->get_val($this->post_data, 'height_m').'"  data-no-retina />'),
						'medium-640' => array('url' => $this->get_val($this->post_data, 'url_z'), 'tag' => '<img src="'.$this->get_val($this->post_data, 'url_z').'" width="'.$this->get_val($this->post_data, 'width_z').'" height="'.$this->get_val($this->post_data, 'height_z').'"  data-no-retina />'),
						'medium-800' => array('url' => $this->get_val($this->post_data, 'url_c'), 'tag' => '<img src="'.$this->get_val($this->post_data, 'url_c').'" width="'.$this->get_val($this->post_data, 'width_c').'" height="'.$this->get_val($this->post_data, 'height_c').'"  data-no-retina />'),
						'large' 	 => array('url' => $this->get_val($this->post_data, 'url_l'), 'tag' => '<img src="'.$this->get_val($this->post_data, 'url_l').'" width="'.$this->get_val($this->post_data, 'width_l').'" height="'.$this->get_val($this->post_data, 'height_l').'"  data-no-retina />'),
						'original'	 => array('url' => $this->get_val($this->post_data, 'url_o'), 'tag' => '<img src="'.$this->get_val($this->post_data, 'url_o').'" width="'.$this->get_val($this->post_data, 'width_o').'" height="'.$this->get_val($this->post_data, 'height_o').'"  data-no-retina />')
					)
				);
			break;
			case 'youtube':
				$attr1 = array(
					'title'		=> $this->get_val($this->post_data, array('snippet', 'title')),
					'excerpt'	=> $this->get_val($this->post_data, array('snippet', 'description')),
					'content'	=> $this->get_val($this->post_data, array('snippet', 'description')),
					'date'		=> $this->convert_post_date($this->get_val($this->post_data, array('snippet', 'publishedAt')))
				);
				
				if($this->get_val($additions, 'yt_type') == 'channel'){
					$link_raw = $this->get_val($this->post_data, 'id');
					$attr1['link'] = $this->get_val($link_raw, 'videoId');
					if($attr1['link'] !== '') $attr1['link'] = '//youtube.com/watch?v='.$attr1['link'];
				}else{
					$link_raw = $this->get_val($this->post_data, 'resourceId');
					$attr1['link'] = $this->get_val($link_raw, 'videoId');
					if($attr1['link'] !== '') $attr1['link'] = '//youtube.com/watch?v='.$attr1['link'];
				}
				
				$thumbs = $this->get_val($this->post_data, array('snippet', 'thumbnails'));
				$attr1['img_urls'] = array();
				if(!empty($thumbs)){
					foreach($thumbs as $name => $vals){
						$attr1['stream_image_url'] = (!isset($attr1['stream_image_url'])) ? $this->get_val($vals, 'url') : $attr1['stream_image_url'];
						$attr1['img_urls'][$name] = array(
							'url' => $this->get_val($vals, 'url'),
						);
						switch($additions['yt_type']){
							case 'channel':
								$attr1['img_urls'][$name]['tag'] = '<img src="'.$this->get_val($vals, 'url').'" data-no-retina />';
							break;
							case 'playlist':
								$attr1['img_urls'][$name]['tag'] = '<img src="'.$this->get_val($vals, 'url').'" width="'.$this->get_val($vals, 'width').'" height="'.$this->get_val($vals, 'height').'" data-no-retina />';
							break;
						}
					}
				}
			break;
			case 'vimeo':
				$attr1 = array(
					'title'		=> $this->get_val($this->post_data, 'title'),
					'excerpt'	=> $this->get_val($this->post_data, 'description'),
					'content'	=> $this->get_val($this->post_data, 'description'),
					'date'		=> $this->convert_post_date($this->get_val($this->post_data, 'upload_date')),
					'likes'		=> $this->get_val($this->post_data, 'stats_number_of_likes'),
					'views'		=> $this->get_val($this->post_data, 'stats_number_of_plays'),
					'num_comments'	=> $this->get_val($this->post_data, 'stats_number_of_comments'),
					'link'		=> $this->get_val($this->post_data, 'url'),
					'author_name'	=> $this->get_val($this->post_data, 'user_name'),
					'img_urls'	=> array()
				);
				
				if(!empty($img_sizes)){
					foreach($img_sizes as $name => $vals){
						$attr1['stream_image_url'] = (!isset($attr1['stream_image_url'])) ? $this->get_val($this->post_data, $name) : $attr1['stream_image_url'];
						$attr1['img_urls'][$name] = array(
							'url' => $this->get_val($this->post_data, $name),
							'tag' => '<img src="'.$this->get_val($this->post_data, $name).'" data-no-retina />'
						);
					}
				}
			break;
		}
		
		$attr = (isset($attr1)) ? array_merge($attr, $attr1) : $attr;
		
		return apply_filters('revslider_slide_return_stream_data_post', $attr, $stream_type, $additions, $img_sizes);
	}
	
	
	/**
	 * Get the timeline image
	 **/
	public function get_facebook_timeline_image(){
		$return = '';
		
		$object_id = $this->get_val($this->post_data, 'object_id', '');
		$picture = $this->get_val($this->post_data, 'picture', '');
		if( $this->get_val($this->post_data, 'full_picture', '') ){
			$return = $this->get_val($this->post_data, 'full_picture', '');
		}
		elseif(!empty($object_id)){
			$return = 'https://graph.facebook.com/'.$this->get_val($this->post_data, 'object_id', '').'/picture';//$photo->picture;

}elseif(!empty($picture)) {
			
			$image_url = $this->decode_facebook_url($this->get_val($this->post_data, 'picture', ''));
			
			
			$image_url = parse_str(parse_url($image_url, PHP_URL_QUERY), $array);
			$image_url = explode('&', $this->get_val($array, 'url'));
			
			/* patch for when url returned as "fbstaging://" */
			$fbstaging = $this->get_val($image_url, 0);
	        if(strpos($fbstaging, 'fbstaging') !== false){
	            
	            $new_url = $this->get_val($this->post_data, 'picture', '');
	            $new_url = explode('&w=', $new_url);
	            
	            if(count($new_url) > 1){
	                $end_url = explode('&url=', $new_url[1]);                   
	                if(count($end_url) > 1) $image_url = array($new_url[0] . '&url=' . $end_url[1]);
	            }
	        }
	        /* END patch */
	        
	        $return = $this->get_val($image_url, 0);
		}
		
		return apply_filters('revslider_slide_get_facebook_timeline_image', $return, $object_id, $picture, $this);
	}
	
	
	/**
	 * Decode a facebook url
	 **/
	public function decode_facebook_url($url){
		$url = str_replace('u00253A', ':', $url);
		$url = str_replace('\u00255C\u00252F', '/', $url);
		$url = str_replace('u00252F', '/', $url);
		$url = str_replace('u00253F', '?', $url);
		$url = str_replace('u00253D', '=', $url);
		$url = str_replace('u002526', '&', $url);
		
		return $url;
	}
	
	
	/**
	 * save layers to the database
	 * @since: 5.0
	 * @before: RevSliderSlide::saveLayers()
	 */
	public function save_layers(){
		global $wpdb;
		
		$table			= ($this->static_slide) ? $wpdb->prefix . RevSliderFront::TABLE_STATIC_SLIDES : $wpdb->prefix . RevSliderFront::TABLE_SLIDES;
		$this->layers	= apply_filters('revslider_slide_saveLayers', $this->layers, $this->static_slide, $this);
		
		$wpdb->update($table, array('layers' => json_encode($this->layers)), array('id' => $this->id));
	}
	
	
	/**
	 * set parameter
	 * @since: 5.0
	 * @before: RevSliderSlide::set_param();
	 */
	public function set_param($name, $value){
		if(is_array($name)){
			$params = &$this->params;
			foreach($name as $i => $key){
				if(is_array($params)){
					$params = &$params[$key];
				}elseif(is_object($params)){
					$params = &$params->$key;
				}
			}
			$params = $value;
		}else{
			$this->params[$name] = $value;
		}
	}
	
	
	/*public function set_param($keys, $value){
		$array =& $this->array;
		foreach ($keys as $key) {
			if (!isset($array[$key])) {
				$array[$key] = array();
			}
			$array =& $array[$key];
		}
		if (!in_array($value, $array)) {
			$array[] = $value;
		}
    }*/
	
	/**
	 * set parameter
	 * @since: 5.0
	 * @before: RevSliderSlide::set_param();
	 */
	/*public function set_param($name, $value){
		if(is_array($name)){
			$n = count($name);
			switch(count($name)){
				case 1:
					$this->params[$name[0]] = $value;
				break;
				case 2:
					$this->params[$name[0]][$name[1]] = $value;
				break;
				case 3:
					$this->params[$name[0]][$name[1]][$name[2]] = $value;
				break;
				case 4:
					$this->params[$name[0]][$name[1]][$name[2]][$name[3]] = $value;
				break;
				case 5:
					$this->params[$name[0]][$name[1]][$name[2]][$name[3]][$name[4]] = $value;
				break;
				case 6:
					$this->params[$name[0]][$name[1]][$name[2]][$name[3]][$name[4]][$name[5]] = $value;
				break;
				case 7:
					$this->params[$name[0]][$name[1]][$name[2]][$name[3]][$name[4]][$name[5]][$name[6]] = $value;
				break;
				case 8:
					$this->params[$name[0]][$name[1]][$name[2]][$name[3]][$name[4]][$name[5]][$name[6]][$name[7]] = $value;
				break;
				case 9:
					$this->params[$name[0]][$name[1]][$name[2]][$name[3]][$name[4]][$name[5]][$name[6]][$name[7]][$name[8]] = $value;
				break;
				case 10:
					$this->params[$name[0]][$name[1]][$name[2]][$name[3]][$name[4]][$name[5]][$name[6]][$name[7]][$name[8]][$name[9]] = $value;
				break;
			}
		}else{
			$this->params[$name] = $value;
		}
	}*/
	
	
	/**
	 * get parameter from params array. if no default, then the param is a must!
	 * before: RevSliderSlide::get_param()
	 */
	public function get_param($name, $default = ''){
		if(!is_array($name)){
			return $this->get_val($this->params, $name, $default);
		}else{
			$a = $this->params;
			foreach($name as $k => $v){
				$a = $this->get_val($a, $v, $default);
			}
			
			return $a;
		}
	}
	
	
	/**
	 * save params to the database
	 * @since: 5.0
	 * @before: RevSliderSlide::saveParams();
	 */
	public function save_params(){
		global $wpdb;
		
		$table = ($this->static_slide) ? $wpdb->prefix . RevSliderFront::TABLE_STATIC_SLIDES : $wpdb->prefix . RevSliderFront::TABLE_SLIDES;
		$this->params = apply_filters('revslider_slide_saveParams', $this->params, $this->static_slide, $this);
		
		$wpdb->update($table, array('params' => json_encode($this->params)),array('id' => $this->id));
	}
	
	
	/**
	 * save settigns to the database
	 * @since: 6.0
	 */
	public function save_settings(){
		global $wpdb;
		
		$table = ($this->static_slide) ? $wpdb->prefix . RevSliderFront::TABLE_STATIC_SLIDES : $wpdb->prefix . RevSliderFront::TABLE_SLIDES;
		$this->settings = apply_filters('revslider_slide_save_settings', $this->settings, $this->static_slide, $this);
		
		/**
		 * the slide will be saved, so remove the temp attribute if it exists
		 * in order to not have it deleted on the next reload
		 **/
		if($this->get_val($this->settings, 'temp', false) === true){
			unset($this->settings['temp']);
		}
		
		$wpdb->update($table, array('settings' => json_encode($this->settings)), array('id' => $this->id));
	}
	
	
	/**
	 * get children array
	 * @before: RevSliderSlide::getArrChildren();
	 */
	public function get_children(){
		if($this->children === null){
			$slider = new RevSliderSlider();
			$slider->init_by_id($this->slider_id);
			$this->children = $slider->get_slide_children($this->id);
		}
		
		return apply_filters('revslider_slide_getArrChildren', $this->children, $this);
	}
	
	
	/**
	 * create the slide (from image)
	 * @before: RevSliderSlide::createSlide()
	 */
	public function create_slide($slider_id, $obj = '', $static = false, $id = false){
		global $wpdb;
		
		$image_url	= (is_array($obj)) ? $this->get_val($obj, 'url') : $obj;
		$image_id	= (is_array($obj)) ? $this->get_val($obj, 'id') : null;
		
		//get max order
		$slider		= new RevSliderSlider();
		$slider->init_by_id($slider_id);
		$max_order	= $slider->get_max_order();
		$order		= $max_order + 1;
		$params		= array();
		$settings	= array('temp' => true);
		
		if(!empty($image_url)){
			$params['bg']			= array();
			$params['bg']['type']	= 'image';
			$params['bg']['image']	= $image_url;
			if(!empty($image_id))
				$params['bg']['imageId'] = $image_id;
		}
		
		$insert = array(	
			'params'	=> json_encode($params),
			'slider_id'	=> $slider_id,
			'layers'	=> '',
			'settings'	=> json_encode($settings)
		);
		
		if($id !== false) $insert['id'] = $id;
		if(!$static) $insert['slide_order'] = $order;
		
		$insert	= apply_filters('revslider_slide_createSlide', $insert, $slider_id, $static, $this);
		$table	= (!$static) ? RevSliderFront::TABLE_SLIDES : RevSliderFront::TABLE_STATIC_SLIDES;
		$done	= $wpdb->insert($wpdb->prefix . $table, $insert);
		
		return ($done) ? $wpdb->insert_id : false;
	}
	
	
	/**
	 * init a static slide
	 * before: RevSliderSlide::initByStaticID()
	 */
	public function init_by_static_id($slide_id){
		global $wpdb;
		$this->validate_numeric($slide_id, 'Slide ID');
		
		$slide = $wpdb->get_row($wpdb->prepare("SELECT * FROM ".$wpdb->prefix . RevSliderFront::TABLE_STATIC_SLIDES." WHERE id = %d", $slide_id), ARRAY_A);
		$this->init_by_data($slide);
	}
	
	
	/**
	 * initialize slide by the given data (database entry)
	 * before: RevSliderSlide::initByData();
	 */
	public function init_by_data($slide){
		$slide = apply_filters('revslider_slide_init_by_data', apply_filters('revslider_slide_initByData', $slide));
		
		$this->id		 = $this->get_val($slide, 'id');
		$this->slider_id = $this->get_val($slide, 'slider_id');
		$this->order	 = $this->get_val($slide, 'slide_order', '');
		$this->params	 = $this->get_val($slide, 'params');
		$this->params	 = (!is_array($this->params)) ? (array)json_decode($this->params, true) : $this->params;
		$this->layers	 = ($this->init_layer) ? $this->layers = json_decode($this->get_val($slide, 'layers'), true) : $this->get_val($slide, 'layers');
		$this->layers	 = (empty($this->layers)) ? array() : $this->layers;
		$this->settings	 = $this->get_val($slide, 'settings');
		$this->settings	 = (!is_array($this->settings)) ? (array)json_decode($this->settings, true) : $this->settings;
		$this->params['version'] = $this->get_val($this->settings, 'version', $this->get_val($this->params, 'version'));
		$this->image_id	 = $this->get_val($this->params, array('bg', 'imageId'));
		$image_resolution = $this->get_val($this->params, array('bg', 'imageSourceType'), 'full');
		$image_url = $this->get_val($this->params, array('bg', 'image'));
		
		/**
		 * fix for [{0:'a',1:'b'}] structures that can occur
		 **/
		$t_keys = array('duration', 'easeIn', 'easeOut', 'rotation', 'slots', 'transition');
		foreach($t_keys as $tk){
			$tlc = $this->get_val($this->params, array('timeline', $tk, 0));
			if(is_object($tlc) || is_array($tlc)){
				$a = array();
				if(!empty($this->params['timeline'][$tk][0])){
					foreach($this->params['timeline'][$tk][0] as $tkv){
						$a[] = $tkv;
					}
				}
				$this->params['timeline'][$tk] = $a;
			}
		}
		
		//get image url and thumb url
		if($image_resolution !== 'full' || $image_url === ''){
			if(!empty($this->image_id)){
				$image_url = $this->get_url_attachment_image($this->image_id, $image_resolution);
				if(empty($image_url)){
					$image_url = $this->get_val($this->params, array('bg', 'image'));
					$this->image_id	= $this->get_image_id_by_url($image_url);
					if($this->image_id !== false){
						$image_url = $this->get_url_attachment_image($this->image_id, $image_resolution);
						
						$this->set_val($this->params, array('bg', 'imageId'), $this->image_id);
						$this->save_params();
					}
				}
				
				$this->image_thumb = $this->get_url_attachment_image($this->image_id, 'medium');
			}else{
				$this->image_id	= $this->get_image_id_by_url($image_url);
				
				if($this->image_id !== false && $this->image_id !== null){
					//save the image ID in the Slide Settings
					$this->set_val($this->params, array('bg', 'imageId'), $this->image_id);
					$this->save_params();
					
					$image_url = $this->get_url_attachment_image($this->image_id, $image_resolution);
				}
			}
		}
		
		$image_url			= (is_ssl()) ? str_replace('http://', 'https://', $image_url) : $image_url;
		$this->image_url	= $image_url;
		$this->image_path	= $this->get_image_path_from_url($this->image_url);
		$real_path			= $this->get_content_path().$this->image_path;
		$this->image_path	= (file_exists($real_path) == false || is_file($real_path) == false) ? '' : $this->image_path;
		$this->image_filename = basename($this->image_url);
	}
	
	
	/**
	 * get all slides from given Slider for the library
	 * @since: 6.0
	 **/
	public function get_slides_for_library($slider_ids = array(), $get_static_slide = false){
		global $wpdb;
		$slides = array();
		
		if(!empty($slider_ids)){
			foreach($slider_ids as $sid){
				$cur_slides = $wpdb->get_results($wpdb->prepare("SELECT * FROM ". $wpdb->prefix . RevSliderFront::TABLE_SLIDES ." WHERE slider_id = %s", $sid), ARRAY_A);
				
				if($get_static_slide === true){
					$static_slide = $wpdb->get_row($wpdb->prepare("SELECT * FROM ". $wpdb->prefix . RevSliderFront::TABLE_STATIC_SLIDES ." WHERE slider_id = %s", $sid), ARRAY_A);
					if(!empty($static_slide)){
						$static_slide['id'] = 'static_'.$static_slide['id'];
						$static_slide['static'] = true;
						$slides[] = $static_slide;
					}
				}
				
				if(!empty($cur_slides)){
					foreach($cur_slides as $c_slide){
						$slides[] = $c_slide;
					}
				}
			}
		}
		
		if(!empty($slides)){
			$i = 1;
			foreach($slides as $key => $slide){
				$_img = $this->get_val($slide, 'img');
				if(!empty($_img)) $slides[$key]['img']	= $this->_check_file_path($slides[$key]['img'], true);
				$params = $this->json_decode_slashes($this->get_val($slide, 'params', array()));
				$params = (empty($params)) ? array() : $params;
				
				$slides[$key]['parent']	= $this->get_val($slide, 'slider_id');
				$slides[$key]['installed'] = $this->get_val($slide, 'id');
				
				if($this->get_val($slide, 'static', false) === true){
					$slides[$key]['title'] = __('Global Layers', 'revslider');
					$slides[$key]['bg'] = array('type' => 'image', 'src' => RS_PLUGIN_URL.'admin/assets/images/sources/static.png', 'style' => array());
				}else{
					if($this->get_val($params, 'title', false) === false) $params['title'] = 'Slide '.$i;
					$slides[$key]['title']	= $this->get_val($params, 'title');
					
					$rslide = new RevSliderSlide();
					$rslide->init_by_id($slide['id']);
					$image = $rslide->get_overview_image_attributes('gallery');
					$slides[$key]['bg'] = array();
					if(!empty($image)){
						$slides[$key]['bg'] = $image;
					}
				}
				
				unset($slides[$key]['params']);
				unset($slides[$key]['layers']);
				unset($slides[$key]['settings']);
				$i++;
			}
		}
		
		return $slides;
	}
	
	/**
	 * get all slides of all given slider_ids raw
	 **/
	public function get_all_slides_raw($slider_ids){
		return $this->get_slides_by_slider_id($slider_ids, false, false, false, false);
	}
	
	/**
	 * get all slides from specific slider id
	 * @before: RevSliderSlider::getSlidesFromGallery
	 **/
	public function get_slides_by_slider_id($slider_id, $published = false, $wmpl = false, $first = false, $init_layer = true){
		global $wpdb;
		
		$slides		 = array();
		$children	 = array();
		if(is_array($slider_id) && !empty($slider_id)){
			$in  = str_repeat('%d,', count($slider_id) - 1) . '%d';
			$slides_data = $wpdb->get_results($wpdb->prepare("SELECT * FROM ".$wpdb->prefix . RevSliderFront::TABLE_SLIDES." WHERE slider_id IN(".$in.") ORDER BY slider_id,slide_order ASC", $slider_id), ARRAY_A);
		}else{
			$slides_data = $wpdb->get_results($wpdb->prepare("SELECT * FROM ".$wpdb->prefix . RevSliderFront::TABLE_SLIDES." WHERE slider_id = %d ORDER BY slide_order ASC", $slider_id), ARRAY_A);
		}
		foreach($slides_data as $slide_data){
			$slide	= new RevSliderSlide();
			$slide->init_layer = $init_layer;
			$slide->init_by_data($slide_data);
			
			//check if the slide needs to be deleted as it was a temporary creation for the undo/redo process
			/*
			$settings	= $slide->get_settings();
			if($this->get_val($settings, 'temp', false) === true){
				$this->delete_slide_by_id($slide->get_id());
				continue;
			}
			*/
			
			if($published == true && $slide->get_param(array('publish', 'state'), 'published') == 'unpublished'){
				continue;
			}
			
			$pid = $slide->get_param(array('child', 'parentId'), '');
			
			if(!empty($pid)){
				if(!isset($children[$pid])) $children[$pid] = array();
				$children[$pid][] = $slide;
				
				if(!$wmpl) continue; //do not add it to $slides
			}
			
			$slides[$slide->get_id()] = $slide;
			
			if($first) break; //we only want the first slide!
		}
		
		//add children array to the parent slides
		foreach($children as $pid => $arr){
			if(!isset($slides[$pid])){
				continue;
			}
			$slides[$pid]->children = $arr;
		}
		
		return $slides;
	}
	
	
	/**
	 * get params for export
	 * before: RevSliderSlide::getParamsForExport()
	 */
	public function get_params_for_export(){
		$params	 = $this->params;
		$img_url = $this->get_val($this->params, array('bg', 'image'));
		if(!isset($params['bg'])){
			$params['bg'] = array();
		}else{
			$params['bg'] = (array)$params['bg'];
		}
		
		if(!empty($img_url)){
			$params['bg']['image'] = $this->get_image_path_from_url($img_url);
		}
		
		//check if we are transparent or solid and remove image then
		if(in_array($this->get_val($this->params, array('bg', 'type'), 'transparent'), array('transparent', 'trans', 'solid'), true))
			$params['bg']['image'] = '';
		
		return apply_filters('revslider_slide_getParamsForExport', apply_filters('revslider_slide_getParamsForExport', $params, $this), $this);
	}
	
	
	/**
	 * modify layer links for export
	 * before: RevSliderSlide::getLayersForExport()
	 */
	public function get_layers_for_export(){
		$layers = array();
		if(!empty($this->layers)){
			foreach($this->layers as $lid => $layer){
				$img_url = $this->get_val($layer, array('media', 'imageUrl'));
				if(!empty($img_url)){
					$layer['media'] = (array)$layer['media'];
					$layer['media']['imageUrl'] = $this->get_image_path_from_url($img_url);
				}
				
				$layers[$lid] = $layer;
			}
		}
		
		return apply_filters('revslider_slide_get_layers_for_export', apply_filters('revslider_slide_getLayersForExport', $layers, $this), $this);
	}
	
	/**
	 * get the image attributes needed to show preview images
	 * @will replace get_image_attributes()
	 * @before: RevSldierSlide::get_image_attributes();
	 * bg: { type (color, image,transparent),  src: (image source)...}
	 **/
	public function get_overview_image_attributes($layouttype){
		$image		= array('type' => 'image', 'src' => '', 'style' => array());
		$thumb_src	= $this->check_valid_image($this->get_param(array('thumb', 'customAdminThumbSrc'), false));
		$thumb_src	= ($thumb_src == false || $thumb_src == '') ? $this->check_valid_image($this->get_param(array('thumb', 'customThumbSrc'), false)) : $thumb_src;				
		$bgtype 	= $this->get_param(array('bg', 'type'), 'solid');
		$thumb_src	= (($bgtype == 'image' || $bgtype == 'html5' || $bgtype == 'youtube' || $bgtype == 'vimeo') && ($thumb_src == false || $thumb_src == '')) ? $this->check_valid_image($this->get_param(array('bg', 'image'), false)) : $thumb_src;
		$image['src'] = ($thumb_src !== false) ? $thumb_src : '';
		$bg			= $this->get_param('bg', array());
		
		if($thumb_src === false){
			if($bgtype == 'trans'){
				$image['type']	= 'transparent';
				$image['style'] = array('background-size' => 'inherit', 'background-repeat' => 'repeat');
			}elseif($bgtype == 'solid'){
				$image['type']	= 'color';
				$image['style'] = array('background-color' => $this->get_val($bg, 'color', '#ffffff'));
				$image['src']	= '';
			}elseif($image['src'] == '' || !pathinfo($image['src'], PATHINFO_EXTENSION)){
				$image['src'] = '';
				//first check background slide 
				if(!empty($bg)){
					$fit = $this->get_val($bg, 'fit', 'cover');
					$position = $this->get_val($bg, 'position', 'center top');
					$image['style']['background-size']		= ($fit == 'percentage') ? intval($this->get_val($bg, 'fitX', '100')).'% '.intval($this->get_val($bg, 'fitY', '100')).'%' : $fit;
					$image['style']['background-position']	= ($position == 'percentage') ? intval($this->get_val($bg, 'positionX', '0')).'% '.intval($this->get_val($bg, 'positionY', '0')).'%' : $position;
					$image['style']['background-repeat']	= $this->get_val($bg, 'repeat', 'no-repeat');
					
					$_src = RS_PLUGIN_URL.'public/assets/assets/sources/';
					switch($layouttype){
						case 'gallery':
						break;
						case 'posts':
						case 'specific_posts':
						case 'specific_post':
							$image['src']	= $_src.'post.png';
							$image['style']	= array('background-size' => 'cover');
						break;
						case 'woocommerce':
							$image['src']	= $_src.'woo.png';
							$image['style']	= array('background-size' => 'cover');
						break;
						case 'facebook':
							$image['src']	= $_src.'facebook.png';
							$image['style']	= array('background-size' => 'cover');
						break;
						case 'twitter':
							$image['src']	= $_src.'twitter.png';
							$image['style']	= array('background-size' => 'cover');
						break;
						case 'instagram':
							$image['src']	= $_src.'instagram.png';
							$image['style']	= array('background-size' => 'cover');
						break;
						case 'flickr':
							$image['src']	= $_src.'flickr.png';
							$image['style']	= array('background-size' => 'cover');
						break;
						case 'youtube':
							$image['src']	= $_src.'youtube.png';
							$image['style']	= array('background-size' => 'cover');
						break;
						case 'vimeo':
							$image['src']	= $_src.'vimeo.png';
							$image['style']	= array('background-size' => 'cover');
						break;
					}
					//$image['type'] = 'transparent';
				}else{
					$image = $this->get_image_attributes($layouttype);
				}
			}
		}
		
		return $image;
	}
	
	
	/**
	 * get the image attributes needed to show preview images if the Slider is older than 6.0.0
	 * @has still old RevSlider 5 keys as we check for an revslider prior to 6.0.0
	 * @before: RevSldierSlide::get_image_attributes();
	 
	 * bg: { type (color, image,transparent), src: (image source) ….}
	 
	 **/
	public function get_overview_image_attributes_pre60($layouttype){
		$image		= array('type' => 'image', 'src' => $this->get_param('image', ''), 'style' => array());
		$thumb_src	= ($this->get_param('thumb_for_admin') === true || $this->get_param('thumb_for_admin') === 'true' || $this->get_param('thumb_for_admin') === 'on') ? $this->get_param('slide_thumb', false) : false;
		$image['src'] = ($thumb_src !== false) ? $thumb_src : $image['src'];
		
		
		if($image['src'] == '' || !pathinfo($image['src'], PATHINFO_EXTENSION)){
			$image['src'] = '';
			//first check background slide 
			if(strpos($this->get_param('background_type'), 'youtube') !== false){
				$type = 'youtube';
			}elseif(strpos($this->get_param('background_type'), 'vimeo') !== false){
				$type = 'vimeo';
			}elseif(strpos($this->get_param('background_type'), 'instagram') !== false){
				$type = 'html5';
			}elseif(strpos($this->get_param('background_type'), 'twitter') !== false){
				$type = 'html5';
			}else{
				$type = $this->get_param('background_type');
			}
			
			if($type == 'trans'){
				$image['type']	= 'transparent';
				$image['style'] = array('background-size' => 'inherit', 'background-repeat' => 'repeat');
			}elseif($type == 'solid'){
				$image['type']	= 'color';
				$image['style'] = array('background-color' => $this->get_param('slide_bg_color', '#ffffff'));
				$image['src']	= '';
			}else{
				$fit = $this->get_param('bg_fit', 'cover');
				$position = $this->get_param('bg_position', 'center center');
				$image['style']['background-size']		= ($fit == 'percentage') ? intval($this->get_param('bg_fit_x', '100')).'% '.intval($this->get_param('bg_fit_y', '100')).'%' : $fit;
				$image['style']['background-position']	= ($position == 'percentage') ? intval($this->get_param('bg_position_x', 0)).'% '.intval($this->get_param('bg_position_y', 0)).'%' : $position;
				$image['style']['background-repeat']	= $this->get_param('bg_repeat', 'no-repeat');
				
				$_src = RS_PLUGIN_URL.'public/assets/assets/sources/';
				switch($layouttype){
					case 'gallery':
					break;
					case 'posts':
					case 'specific_posts':
					case 'specific_post':
						$image['src']	= $_src.'post.png';
						$image['style']	= array('background-size' => 'cover');
					break;
					case 'woocommerce':
						$image['src']	= $_src.'woo.png';
						$image['style']	= array('background-size' => 'cover');
					break;
					case 'facebook':
						$image['src']	= $_src.'facebook.png';
						$image['style']	= array('background-size' => 'cover');
					break;
					case 'twitter':
						$image['src']	= $_src.'twitter.png';
						$image['style']	= array('background-size' => 'cover');
					break;
					case 'instagram':
						$image['src']	= $_src.'instagram.png';
						$image['style']	= array('background-size' => 'cover');
					break;
					case 'flickr':
						$image['src']	= $_src.'flickr.png';
						$image['style']	= array('background-size' => 'cover');
					break;
					case 'youtube':
						$image['src']	= $_src.'youtube.png';
						$image['style']	= array('background-size' => 'cover');
					break;
					case 'vimeo':
						$image['src']	= $_src.'vimeo.png';
						$image['style']	= array('background-size' => 'cover');
					break;
				}
			}
		}
		
		return $image;
	}
	
	
	/**
	 * get the image attributes needed to show preview images
	 **/
	public function get_image_attributes($layouttype){
		//1 admin thumbnail
		//2 nav thumbnail
		//3 check the background type
		$type	= $this->get_param(array('bg', 'type'), 'transparent');
		$fit	= $this->get_param(array('bg', 'fit'), 'cover');
		$position = $this->get_param(array('bg', 'position'), 'center top');
		$thumb_on = $this->get_param(array('thumb', 'customAdminThumbSrc'), '');
		$th		= $this->get_param(array('thumb', 'customThumbSrc'), '');
		$style	= array();
		$thumb	= '';
		$class	= 'image';
		
		if($type == 'trans' || $type == 'transparent'){
			$thumb = '';
			$class = 'transparent';
			$style['background-size']	= 'inherit';
			$style['background-repeat']	= 'repeat';
			
			$thumb = ($thumb_on !== '' && pathinfo($th, PATHINFO_EXTENSION)) ? $th : $thumb;
		}else{
			$style['background-size']		= ($fit == 'percentage') ? intval($this->get_param(array('bg', 'fitX'), '100')).'% '.intval($this->get_param(array('bg', 'fitY'), '100')).'%' : $fit;
			$style['background-position']	= ($position == 'percentage') ? intval($this->get_param(array('bg', 'positionX'), '0')).'% '.intval($this->get_param(array('bg', 'positionY'), '0')).'%' : $position;
			$style['background-repeat']		= $this->get_param(array('bg', 'repeat'), 'no-repeat');
			
			$_src = RS_PLUGIN_URL.'public/assets/assets/sources/';
			switch($layouttype){
				case 'gallery':
					$image_id = $this->get_param(array('bg', 'imageId'));
					if(empty($image_id)){
						$thumb = $this->get_param(array('bg', 'image'));
						$image_id = $this->get_image_id_by_url($thumb);
						if($image_id !== false){
							$thumb = $this->get_url_attachment_image($image_id, 'medium');
						}
					}else{
						$thumb = $this->get_url_attachment_image($image_id, 'medium');
					}
					$thumb = ($thumb_on != '' && pathinfo($th, PATHINFO_EXTENSION)) ? $th : $thumb;
				break;
				case 'posts':
					$thumb = $_src.'post.png';
					$style = array('background-size' => 'cover');
				break;
				case 'woocommerce':
					$thumb = $_src.'woo.png';
					$style = array('background-size' => 'cover');
				break;
				case 'facebook':
					$thumb = $_src.'facebook.png';
					$style = array('background-size' => 'cover');
				break;
				case 'twitter':
					$thumb = $_src.'twitter.png';
					$style = array('background-size' => 'cover');
				break;
				case 'instagram':
					$thumb = $_src.'instagram.png';
					$style = array('background-size' => 'cover');
				break;
				case 'flickr':
					$thumb = $_src.'flickr.png';
					$style = array('background-size' => 'cover');
				break;
				case 'youtube':
					$thumb = $_src.'youtube.png';
					$style = array('background-size' => 'cover');
				break;
				case 'vimeo':
					$thumb = $_src.'vimeo.png';
					$style = array('background-size' => 'cover');
				break;
			}
			
			if($thumb == '' || !pathinfo($thumb, PATHINFO_EXTENSION)) $thumb = $this->get_param(array('bg', 'image'));
			
			if($type == 'solid'){
				if($thumb_on == ''){
					$style['background-color'] = $this->get_param(array('bg', 'color'), 'transparent');
					$class = 'color';
					$thumb = '';
				}else{
					$style = array('background-size' => 'cover');
				}
			}
		}
		
		return apply_filters('revslider_slide_get_image_attributes', array(
			'type'	=> $class,
			'src'	=> $thumb,
			'style'	=> $style
		), $this);
	}
	
	
	/**
	 * get all used fonts in the current Slide
	 * @since: 5.1.0
	 * @before: RevSliderSlide::getUsedFonts();
	 */
	public function get_used_fonts($full = false){
		$fonts		= array();
		$all_fonts	= $this->get_font_familys();
		
		if(!empty($this->layers)){
			foreach($this->layers as $key => $layer){
				$font = $this->get_val($layer, array('idle', 'fontFamily'), 'Roboto');
				
				foreach($all_fonts as $f){
					if(strtolower(str_replace(array('"', "'", ' '), '', $f['label'])) == strtolower(str_replace(array('"', "'", ' '), '', $font)) && ($f['type'] == 'googlefont' || $f['type'] === 'custom' && isset($f['url']) && isset($f['frontend']) && $f['frontend'] === true)){
						
						if(!isset($fonts[$f['label']])){
							$fonts[$f['label']] = array('variants' => array(), 'subsets' => array());
						}
						if($f['type'] === 'custom') $fonts[$f['label']]['url'] = $f['url'];
						
						if($full){ //if full, add all.
							//switch the variants around here!
							$mv = array();
							if(!empty($f['variants'])){
								foreach($f['variants'] as $fvk => $fvv){
									$mv[$fvv] = $fvv;
								}
							}
							$fonts[$f['label']] = array('variants' => $mv, 'subsets' => $f['subsets']);
						}else{ //Otherwise add only current font-weight plus italic or not
							$fw = $this->normalize_device_settings($this->get_val($layer, array('idle', 'fontWeight'), '400'), array('d' => true, 'n' => true, 't' => true, 'm' => true), 'array', array('400'));
							$fs = $this->get_val($layer, array('idle', 'fontStyle'), '');
							
							if($fs == true){
								foreach($fw as $mf => $w){
									//we check if italic is available at all for the font!
									if($w == '400'){
										if(array_search('italic', $f['variants']) !== false)
											$fw[$mf] = 'italic';
									}else{
										if(array_search($w.'italic', $f['variants']) !== false){
											$fw[$mf.'italic'] = $w.'italic';
										}
									}
								}
							}
							
							
							foreach($fw as $mf => $w){
								$fonts[$f['label']]['variants'][$w] = true;
							}
							
							if(isset($f['subsets'])){
								$fonts[$f['label']]['subsets'] = $f['subsets']; //subsets always get added, needs to be done then by the Slider Settings
							}
						}
						break;
					}
				}
			}
		}
		
		return apply_filters('revslider_slide_getUsedFonts', $fonts, $this);
	}
	
	
	/**
	 * set slide image by image id
	 * @before: RevSliderSlide::setImageByImageID();
	 */
	private function set_image_by_image_id($id){
		$id			= apply_filters('revslider_slide_setImageByImageID', $id, $this);
		$resolution = $this->get_val($this->params, array('bg', 'imageSourceType'), 'full');
		
		$this->image_id		= $id;
		$this->image_url	= $this->get_url_attachment_image($id, $resolution);
		$this->image_url	= (is_ssl()) ? str_replace('http://', 'https://', $this->image_url) : $this->image_url;
		$this->image_thumb	= $this->get_url_attachment_image($id, 'medium');
		
		if(empty($this->image_url)) return(false);
		
		if(!isset($this->params['bg'])) $this->params['bg'] = array();
		$this->params['bg']['type'] = 'image';
		$this->params['bg']['image'] = $this->image_url;
		
		$this->image_path	= $this->get_image_path_from_url($this->image_url);
		$real_path			= $this->get_content_path().$this->image_path;
		
		$this->image_path	= (file_exists($real_path) == false || is_file($real_path) == false) ? '' : $this->image_path;
		
		$this->image_filename = basename($this->image_url);
	}
	
	
	/**
	 * set the image by image id
	 * @since: 5.0
	 * @before: RevSliderSlide::setImageByID();
	 */
	public function set_image_by_id($imageID, $size = 'full'){
		$a = apply_filters('revslider_slide_setImageByID', array('imageID' => $imageID, 'size' => $size), $this);
		
		$url = $this->get_url_attachment_image($a['imageID'], $a['size']);
		
		if(!empty($url)){
			$this->image_id			= $a['imageID'];
			$this->image_url		= $url;
			$this->image_thumb		= $this->get_url_attachment_image($a['imageID'], 'medium');
			$this->image_filename	= basename($this->image_url);
			$this->image_filepath	= $this->get_image_path_from_url($this->image_url);
			$real_path				= $this->get_content_path().$this->image_filepath;
			$this->image_filepath	= (file_exists($real_path) == false || is_file($real_path) == false) ? '' : $this->image_filepath;
			
			return true;
		}
		
		return false;
	}
	
	
	/**
	 * get categories list, copy the code from default wp functions
	 * @before: RevSliderFunctionsWP::getCategoriesHtmlList();
	 */
	public function get_categories_html($cat_ids, $tax = null, $post_id = ''){
		global $wp_rewrite;

if(!empty($post_id)) return get_the_category_list(', ', null, $post_id);
		
		$categories	= $this->get_categories_by_id($cat_ids, $tax);
		$errors		= $this->get_val($categories, 'errors');
		$list		= '';
		$err		= '';
		$rel 		= (is_object($wp_rewrite) && $wp_rewrite->using_permalinks()) ? 'rel="category tag"' : 'rel="category"';
		
		if(!empty($errors)){
			foreach($errors as $error){
				$err .= implode($error, ',');
			}
			$this->throw_error(__('retrieving categories error: '.esc_html($err)));
		}
		
		$sep = false;
		foreach($categories as $category){
			if(is_object($category)){
				$category = (array)$category;
			}
			
			$link = get_category_link($category['term_id']);
			$name = $category['name'];
			$list.= ($sep == true) ? ',' : '';
			$list.= (!empty($link)) ? '<a href="' . esc_url($link) . '" title="' . esc_attr(sprintf(__('View all posts in %s', 'revslider'), $category['name'])) .'" '. $rel .'>'. $name .'</a>' : $name;
			$sep  = true;
		}
		
		return $list;
	}
	
	
	/**
	 * get categories by id's
	 * @before: RevSliderFunctionsWP::getCategoriesByIDs();
	 */
	public function get_categories_by_id($ids, $tax = null){
		if(empty($ids)) array();
		
		$string_ids = (is_string($ids)) ? $ids : implode(',', $ids);
		$args		= array('include' => $string_ids);
		if(!empty($tax)){
			$args['taxonomy'] = (is_string($tax)) ? explode(',', $tax) : $tax;
		}
		$cats = get_categories($args);
		
		return (!empty($cats)) ? $this->class_to_array($cats) : $cats;
	}
	
	
	/**
	 * Encode the flickr ID for URL (base58)
	 * @since    1.0.0
	 * @param    string    $num 	flickr photo id
	 */
	public function base_encode($num, $alphabet = '123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ'){
		$base_count = strlen($alphabet);
		$encoded = '';
		while ($num >= $base_count){
			$div = $num / $base_count;
			$mod = intval($num - ($base_count * intval($div)));
			$encoded = $alphabet[$mod] . $encoded;
			$num = intval($div);
		}
		if($num) $encoded = $alphabet[$num] . $encoded;
		return $encoded;
	}
	
	
	/**
	 * add "a" tags to links within a text
	 * @since: 5.0
	 * @before: RevSliderBase::add_wrap_around_url()
	 */
	public function add_wrap_around_url($text){
		$reg_exUrl = "/(http|https|ftp|ftps)\:\/\/[a-zA-Z0-9\-\.]+\.[a-zA-Z]{2,3}(\/\S*)?/";
		// Check if there is a url in the text
		if(preg_match($reg_exUrl, $text, $url)){
			// make the urls hyper links
			return preg_replace($reg_exUrl, '<a href="'.$url[0].'" rel="nofollow" target="_blank">'.$url[0].'</a>', $text);
		}else{
			// if no urls in the text just return the text
			return $text;
		}
	}
	
	
	/**
	 * get wp-content path
	 * before: RevSliderFunctionsWP::getPathContent()
	 */
	public function get_content_path(){
		if(is_multisite()){
			$path = (!defined('BLOGUPLOADDIR')) ? ABSPATH.'wp-content/' : BLOGUPLOADDIR;
		}else{
			$path = (!defined('WP_CONTENT_DIR')) ? WP_CONTENT_DIR.'/' : ABSPATH.'wp-content/'; //FIX FOR PHP5
			//$path = (!empty(WP_CONTENT_DIR)) ? WP_CONTENT_DIR.'/' : ABSPATH.'wp-content/';
		}
		
		return $path;
	}
	
	
	/**
	 * get image relative path from image url (from upload)
	 * before: RevSliderFunctionsWP::getImagePathFromURL()
	 */
	public function get_image_path_from_url($url){
		$path = str_replace($this->get_base_url(), '', $url);
		
		return $path;
	}
}

/**
 * old classname extends new one (old classnames will be obsolete soon)
 * @since: 5.0
 **/
//class RevSlide extends RevSliderSlide {}

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Name	Type	Actions
.. (Parent Directory)
📁 EspressoDev/	DIR
📄 aq-resizer.class.php	FILE	[EDIT]
📄 backwards.php	FILE	[EDIT]
📄 basic-css.php	FILE	[EDIT]
📄 coloreasing.class.php	FILE	[EDIT]
📄 colorpicker.class.php	FILE	[EDIT]
📄 cssparser.class.php	FILE	[EDIT]
📄 data.class.php	FILE	[EDIT]
📄 em-integration.class.php	FILE	[EDIT]
📄 extension.class.php	FILE	[EDIT]
📄 external-sources.class.php	FILE	[EDIT]
📄 favorite.class.php	FILE	[EDIT]
📄 functions.class.php	FILE	[EDIT]
📄 googlefonts.php	FILE	[EDIT]
📄 navigation.class.php	FILE	[EDIT]
📄 navigations.php	FILE	[EDIT]
📄 object-library.class.php	FILE	[EDIT]
📄 output.class.php	FILE	[EDIT]
📄 page-template.class.php	FILE	[EDIT]
📄 slide.class.php	FILE	[EDIT]
📄 slider.class.php	FILE	[EDIT]
📄 update.class.php	FILE	[EDIT]
📄 woocommerce.class.php	FILE	[EDIT]
📄 wpml.class.php	FILE	[EDIT]

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