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<?php |
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// Exit if accessed directly |
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if ( !defined( 'ABSPATH' ) ) { |
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exit; |
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} |
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/** |
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* Linkedin Class |
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* |
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* Handles all linkedin functions |
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* |
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*/ |
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if( !class_exists( 'PPP_Linkedin' ) ) { |
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class PPP_Linkedin { |
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var $linkedin; |
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public function __construct(){ |
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ppp_maybe_start_session(); |
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} |
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/** |
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* Include Linkedin Class |
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* |
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* Handles to load linkedin class |
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*/ |
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public function ppp_load_linkedin() { |
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if( !class_exists( 'LinkedIn' ) ) { |
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require_once ( PPP_PATH . '/includes/libs/linkedin/linkedin_oAuth.php' ); |
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} |
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ppp_set_social_tokens(); |
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if ( ! defined( 'LINKEDIN_KEY' ) || ! defined( 'LINKEDIN_SECRET' ) ) { |
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return false; |
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} |
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global $ppp_social_settings; |
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$config = array( 'appKey' => LINKEDIN_KEY, 'appSecret' => LINKEDIN_SECRET ); |
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if ( isset( $ppp_social_settings['linkedin']->access_token ) ) { |
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$config['accessToken'] = $ppp_social_settings['linkedin']->access_token; |
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} |
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if ( !$this->linkedin ) { |
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$this->linkedin = new LinkedIn( $config ); |
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} |
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return true; |
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} |
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/** |
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* Initializes Linkedin API |
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* |
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*/ |
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public function ppp_initialize_linkedin() { |
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$linkedin = $this->ppp_load_linkedin(); |
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//when user is going to logged in and verified successfully session will create |
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if ( isset( $_REQUEST['li_access_token'] ) && isset( $_REQUEST['expires_in'] ) ) { |
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$access_token = $_REQUEST['li_access_token']; |
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$expires_in = $_REQUEST['expires_in']; |
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} elseif ( isset( $_GET['state'] ) && strpos( $_GET['state'], 'ppp-local-keys-li' ) !== false ) { |
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$access_code = isset( $_GET['code'] ) ? $_GET['code'] : false; |
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if ( empty( $access_code ) ) { |
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return; |
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} |
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$params = 'grant_type=authorization_code&client_id=' . LINKEDIN_KEY; |
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$params .= '&client_secret=' . LINKEDIN_SECRET; |
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$params .= '&code=' . $access_code; |
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$params .= '&redirect_uri=' . admin_url( 'admin.php?page=ppp-social-settings' ); |
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$url = 'https://www.linkedin.com/uas/oauth2/accessToken?' . $params; |
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$response = json_decode( wp_remote_retrieve_body( wp_remote_post( $url ) ) ); |
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$access_token = isset( $response->access_token ) ? $response->access_token : false; |
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$expires_in = isset( $response->expires_in ) ? $response->expires_in : false; |
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} |
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if ( ! empty( $access_token ) && ! empty( $expires_in ) ) { |
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global $ppp_social_settings; |
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$ppp_social_settings = get_option( 'ppp_social_settings' ); |
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//check linkedin class is loaded or not |
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if( !$linkedin ) { |
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return false; |
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} |
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$data = new stdClass(); |
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$data->access_token = $access_token; |
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$expires_in = (int) $expires_in; |
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$data->expires_on = current_time( 'timestamp' ) + $expires_in; |
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update_option( '_ppp_linkedin_refresh', current_time( 'timestamp' ) + round( $expires_in/1.25 ) ); |
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$ppp_social_settings['linkedin'] = $data; |
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update_option( 'ppp_social_settings', $ppp_social_settings ); |
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// Now that we have a valid auth, get some user info |
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$user_info = json_decode( $this->ppp_linkedin_profile( $data->access_token ) ); |
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$ppp_social_settings['linkedin']->id = $user_info->id; |
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$ppp_social_settings['linkedin']->firstName = $user_info->localizedFirstName; |
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$ppp_social_settings['linkedin']->lastName = $user_info->localizedLastName; |
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update_option( 'ppp_social_settings', $ppp_social_settings ); |
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$url = remove_query_arg( array( 'li_access_token' , 'expires_in' ) ); |
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wp_redirect( $url ); |
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die(); |
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} |
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} |
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/** |
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* Get auth url for linkedin |
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* |
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*/ |
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public function ppp_get_linkedin_auth_url ( $return_url ) { |
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if ( ! PPP_LOCAL_TOKENS ) { |
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$base_url = 'https://postpromoterpro.com/?ppp-social-auth'; |
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$url = $base_url . '&ppp-service=li&ppp-license-key=' . trim( get_option( '_ppp_license_key' ) ); |
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$url .= '&nocache'; |
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$url .= '&return_url=' . esc_url( $return_url ); |
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} else { |
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$url = 'https://www.linkedin.com/uas/oauth2/authorization?response_type=code'; |
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$url .= '&client_id=' . LINKEDIN_KEY; |
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$url .= '&scope=w_share%20r_basicprofile'; |
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$url .= '&state=ppp-local-keys-li'; |
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$url .= '&redirect_uri=' . $return_url; |
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} |
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return $url; |
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} |
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/** |
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* Share somethign on linkedin |
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*/ |
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public function ppp_linkedin_share( $args ) { |
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if ( empty( $args ) ) { |
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return false; |
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} |
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$this->ppp_load_linkedin(); |
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global $ppp_social_settings; |
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$li_user_info = $ppp_social_settings['linkedin']; |
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$url = 'https://api.linkedin.com/v2/shares/'; |
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$share = array( |
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'content' => array( |
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'contentEntities' => array( |
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array( |
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'entityLocation' => $args['submitted-url'], |
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) |
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), |
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'description' => $args['description'], |
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'title' => $args['title'], |
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), |
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'owner' => 'urn:li:person:' . $li_user_info->id, |
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); |
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if ( $args['submitted-image-url'] !== false ) { |
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$share['content']['contentEntities'][0]['thumbnails'] = array( |
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array( |
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'resolvedUrl' => $args['submitted-image-url'], |
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) |
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); |
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} |
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$headers = array( 'X-Restli-Protocol-Version' => '2.0.0', 'Authorization' => 'Bearer ' . $ppp_social_settings['linkedin']->access_token, 'Content-Type' => 'application/json' ); |
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$request = wp_remote_post( $url, array( 'httpversion' => '1.1', 'timeout' => '30', 'headers' => $headers, 'body' => json_encode( $share ) ) ); |
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return json_decode( wp_remote_retrieve_body( $request ) ); |
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} |
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public function ppp_linkedin_profile( $access_token ) { |
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$url = 'https://api.linkedin.com/v2/me'; |
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$headers = array( 'Authorization' => 'Bearer ' . $access_token ); |
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$request = wp_remote_get( $url, array( 'headers' => $headers ) ); |
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$data = wp_remote_retrieve_body( $request ); |
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return $data; |
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} |
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} |
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} |
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postpromoterpro /
post-promoter-pro
