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<?php

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/**

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* @author ThemePunch <info@themepunch.com>

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* @link https://www.themepunch.com/

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

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class RevSliderUpdate extends RevSliderFunctions {

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private $plugin_url = 'https://www.sliderrevolution.com/';

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private $remote_url = 'check_for_updates.php';

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private $remote_url_info = 'revslider/revslider.php';

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private $plugin_slug = 'revslider';

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private $version;

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private $plugins;

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private $option;

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private $data;

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public $force = false;

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public function __construct($version){

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$this->option = $this->plugin_slug . '_update_info';

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$this->data = new stdClass;

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$this->_retrieve_version_info();

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$this->version = (empty($version)) ? RS_REVISION : $version;

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}

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public function add_update_checks(){

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if($this->force === true){

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ini_set('max_execution_time', 300); //an update can follow, so set the execution time high for the runtime

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$transient = get_site_transient('update_plugins');

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$rs_t = $this->set_update_transient($transient);

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if(!empty($rs_t)){

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set_site_transient('update_plugins', $rs_t);

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}

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}

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add_filter('pre_set_site_transient_update_plugins', array(&$this, 'set_update_transient'));

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add_filter('plugins_api', array(&$this, 'set_updates_api_results'), 10, 3);

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}

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public function set_update_transient($transient){

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$this->_check_updates();

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if(isset($transient) && !isset($transient->response)){

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if(!is_object($transient)) $transient = new stdClass();

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$transient->response = array();

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}

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if(!isset($this->data)) return $transient;

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if(!isset($this->data->basic)) return $transient;

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if(!empty($this->data->basic) && is_object($this->data->basic)){

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$version = (isset($this->data->basic->version)) ? $this->data->basic->version : $this->data->basic->new_version;

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if(version_compare($this->version, $version, '<')){

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$this->data->basic->new_version = $version;

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if(isset($this->data->basic->version)){

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unset($this->data->basic->version);

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}

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$transient->response[RS_PLUGIN_SLUG_PATH] = $this->data->basic;

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}

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}

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return $transient;

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}

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public function set_updates_api_results($result, $action, $args){

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$this->_check_updates();

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if(isset($args->slug) && $args->slug == $this->plugin_slug && $action == 'plugin_information'){

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if(!isset($this->data)) return $result;

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if(!isset($this->data->full)) return $result;

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if(is_object($this->data->full) && !empty($this->data->full)){

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$result = $this->data->full;

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}

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}

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return $result;

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}

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public function _check_updates(){

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// Get data

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if(empty($this->data) || !isset($this->data->basic)){

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$data = get_option($this->option, false);

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$data = $data ? $data : new stdClass;

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$this->data = is_object($data) ? $data : maybe_unserialize($data);

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}

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$last_check = get_option('revslider-update-check');

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if($last_check == false){ //first time called

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$last_check = time() - 172802;

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update_option('revslider-update-check', $last_check);

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}

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// Check for updates

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if(time() - $last_check > 172800 || $this->force == true){

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$data = $this->_retrieve_update_info();

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update_option('revslider-update-check', time());

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if(isset($data->basic)){

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$this->data->checked = time();

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$this->data->basic = $data->basic;

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$this->data->full = $data->full;

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update_option('revslider-stable-version', $data->full->stable);

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update_option('revslider-latest-version', $data->full->version);

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}

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}

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// Save results

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update_option($this->option, $this->data);

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}

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public function _retrieve_update_info(){

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$rslb = RevSliderGlobals::instance()->get('RevSliderLoadBalancer');

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$data = new stdClass;

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// Build request

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$rattr = array(

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'code' => urlencode(get_option('revslider-code', '')),

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'version' => urlencode(RS_REVISION)

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);

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if($this->_truefalse(get_option('revslider-valid', 'false')) !== true && version_compare(RS_REVISION, get_option('revslider-stable-version', '4.2'), '<')){ //We'll get the last stable only now!

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$rattr['get_stable'] = 'true';

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}

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$request = $rslb->call_url($this->remote_url_info, $rattr, 'updates');

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if(!is_wp_error($request)){

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if($response = maybe_unserialize($request['body'])){

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if(is_object($response)){

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$data = $response;

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$data->basic->url = $this->plugin_url;

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$data->full->url = $this->plugin_url;

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$data->full->external = 1;

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}

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}

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}

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return $data;

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}

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public function _retrieve_version_info(){

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$rslb = RevSliderGlobals::instance()->get('RevSliderLoadBalancer');

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$last_check = get_option('revslider-update-check-short');

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// Check for updates

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if($last_check == false || time() - $last_check > 172800 || $this->force == true){

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do_action('revslider-retrieve_version_info', $this);

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update_option('revslider-update-check-short', time());

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$hash = ($this->force === true) ? '' : get_option('revslider-update-hash', '');

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$purchase = ($this->_truefalse(get_option('revslider-valid', 'false')) === true) ? get_option('revslider-code', '') : '';

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$data = array(

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'version' => urlencode(RS_REVISION),

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'item' => urlencode(RS_PLUGIN_SLUG),

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'hash' => urlencode($hash),

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'code' => urlencode($purchase),

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'addition' => apply_filters('revslider_retrieve_version_info_addition', array())

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);

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$request = $rslb->call_url($this->remote_url, $data, 'updates');

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$version_info = wp_remote_retrieve_body($request);

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if(wp_remote_retrieve_response_code($request) != 200 || is_wp_error($version_info)){

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update_option('revslider-connection', false);

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return false;

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}else{

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update_option('revslider-connection', true);

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}

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if('actual' != $version_info){

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$version_info = json_decode($version_info);

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if(isset($version_info->hash)) update_option('revslider-update-hash', $version_info->hash);

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if(isset($version_info->version)) update_option('revslider-latest-version', $version_info->version);

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if(isset($version_info->stable)) update_option('revslider-stable-version', $version_info->stable);

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if(isset($version_info->notices)) update_option('revslider-notices', $version_info->notices);

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if(isset($version_info->additions)) update_option('revslider-additions', $version_info->additions);

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if(isset($version_info->addons)){

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$addons = get_option('revslider-addons', array());

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$addons = (is_object($addons)) ? (array)$addons : $addons;

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$addons = (!is_array($addons)) ? json_decode($addons, true) : $addons;

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$cur_addons_count = count($addons);

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$new_addons_count = count((array)$version_info->addons);

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if($cur_addons_count < $new_addons_count){

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$counter = $new_addons_count - $cur_addons_count;

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update_option('rs-addons-counter', $counter);

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}

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update_option('revslider-addons', $version_info->addons);

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}

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if(isset($version_info->deactivated) && $version_info->deactivated === true){

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if($this->_truefalse(get_option('revslider-valid', 'false')) === true){

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//remove validation, add notice

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update_option('revslider-valid', 'false');

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update_option('revslider-deregister-popup', true);

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if(isset($version_info->deactivated_msg) && !empty($version_info->deactivated_msg)){

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update_option('revslider-deregister-message', $version_info->deactivated_msg);

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}

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}

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}

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}

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}

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//force that the update will be directly searched

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if($this->force == true) update_option('revslider-update-check', '');

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return get_option('revslider-latest-version', RS_REVISION);

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}

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}

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/**

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* old classname extends new one (old classnames will be obsolete soon)

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* @since: 5.0

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**/

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class UniteUpdateClassRev extends RevSliderUpdate {}

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