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<?php /** * External Sources Facebook Class * @since: 5.0 * @author ThemePunch <[email protected]> * @link https://www.sliderrevolution.com/ * @copyright 2024 ThemePunch */
if(!defined('ABSPATH')) exit();
/** * Facebook * * with help of the API this class delivers album images from Facebook * * @package socialstreams * @subpackage socialstreams/facebook * @author ThemePunch <[email protected]> */
class RevSliderFacebook extends RevSliderFunctions {
const TRANSIENT_PREFIX = 'revslider_fb_'; const URL_FB_AUTH = 'fb/login.php'; const URL_FB_API = 'fb/api.php';
const QUERY_SHOW = 'fb_show'; const QUERY_TOKEN = 'fb_token'; const QUERY_PAGE_ID = 'fb_page_id'; const QUERY_CONNECTWITH = 'fb_page_name'; const QUERY_ERROR = 'fb_error_message';
/** * @var int Transient time in seconds */ private $transient_sec;
public function __construct($transient_sec = 1200){ $this->transient_sec = $transient_sec; }
/** * @return int */ public function getTransientSec(){ return $this->transient_sec; }
/** * @param int $transient_sec */ public function setTransientSec($transient_sec){ $this->transient_sec = $transient_sec; }
public function add_actions(){ add_action('init', array(&$this, 'do_init'), 5); add_action('admin_footer', array(&$this, 'footer_js')); add_action('revslider_slider_on_delete_slider', array(&$this, 'on_delete_slider'), 10, 1); }
/** * check if we have QUERY_ARG set * try to login the user */ public function do_init(){ // are we on revslider page? if($this->get_val($_GET, 'page') != 'revslider') return;
//fb returned error if (isset($_GET[self::QUERY_ERROR])) return;
//we need token and slide ID / slider alias to proceed with saving token if(!isset($_GET[self::QUERY_TOKEN]) || !( isset($_GET['id']) || isset($_GET['alias']) ) ) return;
$sr_admin = RevSliderGlobals::instance()->get('RevSliderAdmin'); if(!current_user_can($sr_admin->get_user_role())){ $_GET[self::QUERY_ERROR] = __('Bad Request', 'revslider'); return; }
$token = $_GET[self::QUERY_TOKEN]; $connectwith = isset($_GET[self::QUERY_CONNECTWITH]) ? $_GET[self::QUERY_CONNECTWITH] : ''; $page_id = isset($_GET[self::QUERY_PAGE_ID]) ? $_GET[self::QUERY_PAGE_ID] : ''; $id = $this->get_val($_GET, 'id'); $alias = $this->get_val($_GET, 'alias'); $nonce_name = ''; $nonce = $this->get_val($_GET, 'rs_fb_nonce');
$slider = new RevSliderSlider(); $slide = new RevSliderSlide();
if(!empty($alias)){ $slider->init_by_alias($alias); if($slider->inited === false){ $_GET[self::QUERY_ERROR] = __('Slider could not be loaded', 'revslider'); return; } $nonce_name = self::get_nonce_name($alias); } else { $slide->init_by_id($id);
$slider_id = $slide->get_slider_id(); if(intval($slider_id) == 0){ $_GET[self::QUERY_ERROR] = __('Slider could not be loaded', 'revslider'); return; }
$slider->init_by_id($slider_id); if($slider->inited === false){ $_GET[self::QUERY_ERROR] = __('Slider could not be loaded', 'revslider'); return; }
$nonce_name = self::get_nonce_name($id); }
if(wp_verify_nonce($nonce, $nonce_name) == false){ $_GET[self::QUERY_ERROR] = __('Bad Request', 'revslider'); return; }
$slider->set_param(array('source', 'facebook', 'token_source'), 'account'); $slider->set_param(array('source', 'facebook', 'appId'), $token); $slider->set_param(array('source', 'facebook', 'page_id'), $page_id); $slider->set_param(array('source', 'facebook', 'connect_with'), $connectwith); $slider->update_params(array());
//redirect $url = set_url_scheme( 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] ); $url = add_query_arg(array(self::QUERY_TOKEN => false, self::QUERY_PAGE_ID => false, self::QUERY_CONNECTWITH => false, 'rs_fb_nonce' => false, self::QUERY_SHOW => 1), $url); wp_redirect($url); exit(); }
public function footer_js() { // are we on revslider page? if($this->get_val($_GET, 'page') != 'revslider') return;
if(isset($_GET[self::QUERY_SHOW]) || isset($_GET[self::QUERY_ERROR])) { echo '<script>jQuery(document).ready(function(){ RVS.DOC.one("builderInitialised", function(){RVS.F.mainMode({mode:"sliderlayout", forms:["*sliderlayout*#form_slidercontent"], set:true, uncollapse:true,slide:RVS.S.slideId});RVS.F.updateSliderObj({path:"settings.sourcetype",val:"facebook"});RVS.F.updateEasyInputs({container:jQuery("#form_slidercontent"), trigger:"init", visualUpdate:true});}); });</script>'; }
if(isset($_GET[self::QUERY_ERROR])){ $err = __('Facebook API error: ', 'revslider') . esc_html($_GET[self::QUERY_ERROR]); echo '<script>jQuery(document).ready(function(){ RVS.DOC.one("builderInitialised", function(){ RVS.F.showInfo({content:"' . $err . '", type:"warning", showdelay:1, hidedelay:5, hideon:"", event:"" }); });});</script>'; } }
public static function get_login_url(){ $rslb = RevSliderGlobals::instance()->get('RevSliderLoadBalancer'); $id = (isset($_GET['id'])) ? $_GET['id'] : ''; $alias = (isset($_GET['alias'])) ? $_GET['alias'] : ''; if (!empty($id)) { $link = $rslb->get_url('updates') . '/' . self::URL_FB_AUTH . '?state=' . base64_encode( admin_url('admin.php?page=revslider&view=slide&id='.$id.'&rs_fb_nonce='.wp_create_nonce(self::get_nonce_name($id))) ); } else if (!empty($alias)) { $link = $rslb->get_url('updates') . '/' . self::URL_FB_AUTH . '?state=' . base64_encode( admin_url('admin.php?page=revslider&view=slide&alias='.$alias.'&rs_fb_nonce='.wp_create_nonce(self::get_nonce_name($alias))) ); } else { $link = esc_attr('javascript:RVS.F.showInfo({content:"Slider ID or alias unavailable", type:"warning", showdelay:1, hidedelay:5, hideon:"", event:"" });'); }
return $link; }
protected function _make_api_call($args = array()){ global $wp_version;
$rslb = RevSliderGlobals::instance()->get('RevSliderLoadBalancer');
$response = wp_safe_remote_post($rslb->get_url('updates') . '/' . self::URL_FB_API, array( 'user-agent' => 'WordPress/'.$wp_version.'; '.get_bloginfo('url'), 'body' => $args, 'timeout' => 45 ));
if(is_wp_error($response)) { return array( 'error' => true, 'message' => 'Facebook API error: ' . $response->get_error_message(), ); }
$responseData = json_decode($response['body'], true); if(empty($responseData)) { return array( 'error' => true, 'message' => 'Facebook API error: Empty response body or wrong data format', ); }
return $responseData; }
protected function _get_transient_fb_data($requestData){ $transient_name = self::TRANSIENT_PREFIX . $requestData['slider_id'] . '_' . md5(json_encode($requestData)); if($this->transient_sec > 0 && false !== ($data = get_transient($transient_name))){ return $data; }
$responseData = $this->_make_api_call($requestData); //code that use this function do not process errors //return empty array if($responseData['error']){ return array(); }
if(isset($responseData['data'])){ set_transient($transient_name, $responseData['data'], $this->transient_sec); return $responseData['data']; }
return array(); }
/** * Get Photosets List from User * * @param string $access_token page access token * @param string $page_id page id * @return mixed */ public function get_photo_sets($access_token, $page_id){ return $this->_make_api_call(array( 'token' => $access_token, 'page_id' => $page_id, 'action' => 'albums', )); }
/** * Get Photosets List from User as Options for Selectbox * * @param string $access_token page access token * @param string $page_id page id * @return mixed options html string | array('error' => true, 'message' => '...'); */ public function get_photo_set_photos_options($access_token, $page_id){ $photo_sets = $this->get_photo_sets($access_token, $page_id);
if($photo_sets['error']) return $photo_sets;
$return = array(); if(is_array($photo_sets['data'])){ foreach($photo_sets['data'] as $photo_set){ $return[] = '<option title="'.$photo_set['name'].'" value="'.$photo_set['id'].'">'.$photo_set['name'].'</option>"'; } } return $return; }
/** * Get Photoset Photos * * @param mixed $slider_id slider id * @param string $access_token page access token * @param string $album_id Album ID * @param int $item_count items count * @return array */ public function get_photo_set_photos($slider_id, $access_token, $album_id, $item_count = 8){ $requestData = array( 'slider_id' => $slider_id, 'token' => $access_token, 'action' => 'photos', 'album_id' => $album_id, 'limit' => $item_count, ); return $this->_get_transient_fb_data($requestData); }
/** * Get Feed * * @param mixed $slider_id slider id * @param string $access_token page access token * @param string $page_id page id * @param int $item_count items count * @return array */ public function get_photo_feed($slider_id, $access_token, $page_id, $item_count = 8){ $requestData = array( 'slider_id' => $slider_id, 'token' => $access_token, 'page_id' => $page_id, 'action' => 'feed', 'limit' => $item_count, ); return $this->_get_transient_fb_data($requestData); }
/** * delete slider fb transients upon deletion * * @param $id slider id * @return void */ public function on_delete_slider($id) { global $wpdb;
if (empty($id)) return;
$prefix = self::TRANSIENT_PREFIX . $id; $wpdb->query($wpdb->prepare("DELETE FROM $wpdb->options WHERE `option_name` LIKE '%s'", '%'.$prefix.'%')); }
/** * @param int|string $p * @return string */ public static function get_nonce_name($p) { return self::TRANSIENT_PREFIX . 'nonce_' . $p; }
}
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