File "share-counter.php"
Full Path: /home/zcziejy/ryadselyen/plugins/wp-socializer/core/share-counter.php
File size: 13.36 KB
MIME-type: text/x-php
Charset: utf-8
<?php
/**
* Share counter class
*
*/
defined( 'ABSPATH' ) || exit;
class WPSR_Share_Counter{
public static function init(){
add_action( 'wp_ajax_wpsr_share_count', array( __CLASS__, 'ajax_count' ) );
add_action( 'wp_ajax_nopriv_wpsr_share_count', array( __CLASS__, 'ajax_count' ) );
}
public static function counter_services(){
return apply_filters( 'wpsr_mod_counter_services', array(
'facebook' => array(
'name' => 'Facebook',
'callback' => array( __CLASS__, 'facebook_count' )
),
'pinterest' => array(
'name' => 'Pinterest',
'callback' => array( __CLASS__, 'pinterest_count' )
),
'comments' => array(
'name' => 'Comments',
'callback' => array( __CLASS__, 'comments_count' )
),
));
}
public static function remote_request_json( $api_url, $method = 'get', $args = array() ){
if( $method == 'get' ){
$response = wp_remote_get( $api_url );
}elseif( $method == 'post' ){
$response = wp_remote_post( $api_url, $args );
}else{
return 0;
}
if( is_wp_error( $response ) ){
return false;
}else{
if( $response[ 'response' ][ 'code' ] == 200 ){
$data = json_decode( wp_remote_retrieve_body( $response ) );
return $data;
}else{
return false;
}
}
}
public static function service_count( $id, $url ){
$counter_services = self::counter_services();
$gs = WPSR_Lists::set_defaults( get_option( 'wpsr_general_settings' ), WPSR_Options::default_values( 'general_settings' ) );
if( !array_key_exists( $id, $counter_services ) ){
return 0;
}
$link_md5 = md5( $url );
$transient_name = 'wpsr_count_' . $link_md5;
$callback = $counter_services[ $id ][ 'callback' ];
$expiration = $gs[ 'counter_expiration' ];
$link_counts = get_transient( $transient_name );
if( empty( $link_counts ) || !array_key_exists ( $id, $link_counts ) ){
$count = call_user_func( $callback, $url );
// Some error while getting the count
if( $count == false ){
return 0;
}
if( is_array( $link_counts ) ){
$link_counts[ $id ] = $count;
}else{
$link_counts = array(
$id => $count
);
}
set_transient( $transient_name, $link_counts, $expiration );
return $count;
}else{
return $link_counts[ $id ];
}
}
public static function get_count( $id, $url ){
$gs = WPSR_Lists::set_defaults( get_option( 'wpsr_general_settings' ), WPSR_Options::default_values( 'general_settings' ) );
$count = 0;
if( $gs[ 'counter_both_protocols' ] == 'yes' ){ //TODO add general settings
$url_https = str_replace('http://', 'https://', $url);
$url_http = str_replace('https://', 'http://', $url_https);
$count_http = self::service_count( $id, $url_http );
$count_https = self::service_count( $id, $url_https );
$count = $count_http + $count_https;
}else{
$count = self::service_count( $id, $url );
}
$formatted = self::format_count( $count );
return array(
'full' => $count,
'formatted' => $formatted
);
}
public static function total_count( $url, $services = array() ){
$counter_services = self::counter_services();
$count = 0;
foreach( $services as $id ){
if( array_key_exists( $id, $counter_services ) ){
$service_count = self::get_count( $id, $url );
$count += $service_count[ 'full' ];
}
}
$formatted = self::format_count( $count );
return array(
'full' => $count,
'formatted' => $formatted
);
}
public static function ajax_count(){
if( $_POST && isset( $_POST[ 'data' ] ) ){
$p = WPSR_Admin::clean_post();
$data = json_decode( $p[ 'data' ], true );
if( $data !== false && isset( $data[ 'url' ] ) && isset( $data[ 'services' ] ) ){
if(ob_get_length() > 0) {
ob_clean();
}
$out = self::ajax_request( $data[ 'url' ], $data[ 'services' ] );
header( 'Access-Control-Allow-Origin: ' . esc_url_raw( site_url() ) );
wp_send_json( $out );
}else{
wp_send_json( array() );
}
}
die(0);
}
public static function ajax_request( $url, $services ){
$ret = array();
if( count( $services ) == 0 ){
return $ret;
}
$url_parse = parse_url( $url );
$site_parse = parse_url( get_site_url() );
/*
if( $url_parse[ 'host' ] != $site_parse[ 'host' ] ){
return $ret;
}*/
foreach( $services as $sid ){
$count = self::get_count( $sid, $url );
$ret[ $sid ] = $count[ 'full' ];
}
return $ret;
}
public static function placeholder( $page_info, $services, $class='ctext' ){
$services = (array) $services;
$share_icon = '<i class="fa fa-share-alt" aria-hidden="true"></i>';
$url = array_key_exists( '_original_url', $page_info ) ? $page_info[ '_original_url' ] : $page_info[ 'url' ];
// Always get share count from ajax in if caching plugin is enabled
if( ( defined( 'WP_CACHE' ) && WP_CACHE ) || !self::is_cached( $url, $services ) ){
$value = ( $class == 'scount' ) ? $share_icon : '';
return '<span class="' . esc_attr( $class ) . '" data-wpsrs="' . esc_attr( $url ) . '" data-wpsrs-svcs="' . esc_attr( join( ',', $services ) ) . '">' . $value . '</span>';
}else{
$count = self::total_count( $url, $services );
$value = $count[ 'formatted' ];
if( $count[ 'full' ] == 0 ){
$value = ( $class == 'scount' ) ? $share_icon : '';
}
return '<span class="' . esc_attr( $class ) . '" data-wpsrs-cached="true">' . $value . '</span>';
}
}
public static function is_cached( $url, $services ){
$link_md5 = md5( $url );
$transient_name = 'wpsr_count_' . $link_md5;
$link_counts = get_transient( $transient_name );
$counter_services = self::counter_services();
if( $link_counts === false ){
return false;
}
if( !is_array( $services ) ){
$services = explode( ',', $services );
}
foreach( $services as $sid ){
if( !array_key_exists( $sid, $counter_services ) ){
continue;
}
if( !array_key_exists( $sid, $link_counts ) ){
return false;
}
}
return true;
}
public static function total_count_html( $settings, $page_info ){
$default_values = array(
'text' => 'Shares',
'counter_color' => '#000',
'add_services' => array(),
'size' => '32px'
);
$settings = WPSR_Lists::set_defaults( $settings, $default_values );
$html = '';
$total_holder = self::placeholder( $page_info, $settings[ 'add_services' ], 'scount' );
$classes = array( 'wpsr-counter', 'wpsrc-sz-' . esc_attr( $settings[ 'size' ] ) );
$style = '';
if( $settings[ 'counter_color' ] != '' ){
$style = 'style="color:' . esc_attr( $settings['counter_color'] ) . '"';
}
$html .= '<div class="' . implode( ' ', $classes ) . '" ' . $style . '>';
$html .= $total_holder;
$html .= '<small class="stext">' . esc_html( $settings[ 'text' ] ) . '</small>';
$html .= '</div>';
return $html;
}
public static function facebook_count( $url ){
$gs = WPSR_Lists::set_defaults( get_option( 'wpsr_general_settings' ), WPSR_Options::default_values( 'general_settings' ) );
$fb_app_id = $gs[ 'facebook_app_id' ];
$fb_app_secret = $gs[ 'facebook_app_secret' ];
$access_token = '';
if( !empty( $fb_app_id ) && !empty( $fb_app_secret ) ){
$access_token = $fb_app_id . '|' . $fb_app_secret;
}else{
return false;
}
$api = add_query_arg( array(
'id' => $url,
'fields' => 'og_object%7Bengagement%7D',
'access_token' => $access_token
), 'https://graph.facebook.com/v11.0/');
$data = self::remote_request_json( $api );
if( $data == false ){
return false;
}else{
$count = isset( $data->og_object->engagement->count ) ? intval( $data->og_object->engagement->count ) : 0;
return $count;
}
}
public static function pinterest_count( $url ){
$api = add_query_arg( array(
'callback' => 'wpsr',
'url' => $url
), 'https://api.pinterest.com/v1/urls/count.json');
$response = wp_remote_get( $api );
if( is_wp_error( $response ) ){
return false;
}else{
if( $response[ 'response' ][ 'code' ] == 200 ){
$data = self::jsonp_decode( wp_remote_retrieve_body( $response ) );
if( isset( $data->count ) ){
return $data->count;
}else{
return 0;
}
}else{
return 0;
}
}
}
public static function comments_count( $url ){
$post_id = url_to_postid( $url );
return get_comments_number( $post_id );
}
public static function format_count( $num ){
if( $num < 1000 )
return $num;
$suffixes = array( 'k', 'm', 'b', 't' );
$final = $num;
for( $i=0; $i<sizeof($suffixes); $i++ ){
$num = $num/1000;
if( $num > 1000 ){
continue;
}else{
$final = round( $num, 2 ) . $suffixes[$i];
break;
}
}
return $final;
}
public static function jsonp_decode( $jsonp ) { // PHP 5.3 adds depth as third parameter to json_decode
if($jsonp[0] !== '[' && $jsonp[0] !== '{') { // we have JSONP
$jsonp = substr($jsonp, strpos($jsonp, '('));
}
return json_decode( trim($jsonp,'();') );
}
public static function admin_note(){
$counter_services = self::counter_services();
$services = array_keys( $counter_services );
$services_text = implode( ', ', $services );
$gs = WPSR_Lists::set_defaults( get_option( 'wpsr_general_settings' ), WPSR_Options::default_values( 'general_settings' ) );
echo '<div class="note">';
echo '<ul>';
echo '<li>' . esc_html__( 'Share count is supported only for sites: ', 'wp-socializer' ) . '<b>' . esc_html( $services_text ) . '</b>' . '</li>';
echo '<li>' . esc_html__( 'Share count will be hidden when it is 0', 'wp-socializer' ) . '</li>';
echo '<li>' . esc_html__( 'Facebook like count is displayed when it is more than 100.', 'wp-socializer' ) . ' <a href="https://developers.facebook.com/support/bugs/318897266426699/?comment_id=323684205948005" target="_blank">Read Facebook note.</a></li>';
echo '<li>' . esc_html__( 'Share counts are cached for every page. You can review the cache configuration in the settings page if needed.', 'wp-socializer' ) . '</li>';
if( empty( $gs[ 'facebook_app_id' ] ) || empty( $gs[ 'facebook_app_secret' ] ) ){
echo '<li>' . esc_html__( 'Facebook API details are not set: To display facebook like count, please fill in the facebook API information in the settings page.', 'wp-socializer' ) . '</li>';
}
echo '</ul>';
echo '<p><a href="' . esc_url( admin_url( 'admin.php?page=wp_socializer&tab=general_settings' ) ) . '" target="_blank" class="button button-primary">' . esc_html__( 'Open settings', 'wp-socializer' ) . '</a></p>';
echo '</div>';
}
}
WPSR_Share_Counter::init();
?>