How to get the Share Counts from Social Media in WordPress | www.ibenic.com/how-to-get-the-share-count-from-social-media-in-wordpress

facebook.php

<?php

/**
 * Facebook Shares
 */
class FacebookShareCount implements Share_Counter {

	public static function get_share_count( $url ) {
		$facebook_app_id = "YOUR_APP_ID";
		$facebook_app_secret = "YOUR_APP_SECRET";
		$access_token = $facebook_app_id . '|' . $facebook_app_secret;
		$check_url = 'https://graph.facebook.com/v2.7/?id=' . urlencode(  $url ) . '&fields=share&access_token=' . $access_token;
		$response = wp_remote_retrieve_body( wp_remote_get( $check_url ) );
		$encoded_response = json_decode( $response, true );
		$share_count = intval( $encoded_response['share']['share_count'] );
		return $share_count;
	}
}

googleplus.php

<?php

/**
 * Google+ Shares
 */
class GoogleShareCount implements Share_Counter {

	public static function get_share_count( $url ) {
		if( !$url ) {
	    	return 0;
	    }

		if ( !filter_var($url, FILTER_VALIDATE_URL) ){
			return 0;
		}

	    foreach (array('apis', 'plusone') as $host) {
	        $ch = curl_init(sprintf('https://%s.google.com/u/0/_/+1/fastbutton?url=%s',
	                                      $host, urlencode($url)));
	        curl_setopt_array($ch, array(
	            CURLOPT_FOLLOWLOCATION => 1,
	            CURLOPT_RETURNTRANSFER => 1,
	            CURLOPT_SSL_VERIFYPEER => 0,
	            CURLOPT_USERAGENT      => 'Mozilla/5.0 (Windows NT 6.1; WOW64) ' .
	                                      'AppleWebKit/537.36 (KHTML, like Gecko) ' .
	                                      'Chrome/32.0.1700.72 Safari/537.36' ));
	        $response = curl_exec($ch);
	        $curlinfo = curl_getinfo($ch);
	        curl_close($ch);

	        if (200 === $curlinfo['http_code'] && 0 < strlen($response)) { break 1; }
	        $response = 0;
	    }
	    
	    if( !$response ) {
	    		return 0;
	    }

	    preg_match_all('/window\.__SSR\s\=\s\{c:\s(\d+?)\./', $response, $match, PREG_SET_ORDER);
	    return (1 === sizeof($match) && 2 === sizeof($match[0])) ? intval($match[0][1]) : 0;
	}
}

linkedin.php

<?php

/**
 * LinkedIN Shares
 */
class LinkedINShareCount implements Share_Counter {

	public static function get_share_count( $url ) {
		$remote_get = json_decode( file_get_contents('https://www.linkedin.com/countserv/count/share?url=' . urlencode( $url ) . '&format=json'), true);
		 
		$share_count = $remote_get['count'];
		return $share_count; 
	}
}

pinterest.php

<?php

/**
 * Pinterest Shares
 */
class PinterestShareCount implements Share_Counter {

	public static function get_share_count( $url ) {
		$check_url = 'http://api.pinterest.com/v1/urls/count.json?callback=pin&url=' . urlencode( $url );
		$response = wp_remote_retrieve_body( wp_remote_get( $check_url ) );
		 
		$response = str_replace( 'pin({', '{', $response);
		$response = str_replace( '})', '}', $response);
		$encoded_response = json_decode( $response, true );
		 
		$share_count = intval( $encoded_response['count'] ); 
		return $share_count;
	}
}

retrieve.php

<?php

echo FacebookShareCount::get_share_count('http://www.ibenic.com/better-wordpress-performance/') .'<br/>';
echo TwitterShareCount::get_share_count('http://www.ibenic.com/better-wordpress-performance/') .'<br/>';
echo LinkedINShareCount::get_share_count('http://www.ibenic.com/better-wordpress-performance/') .'<br/>';
echo GoogleShareCount::get_share_count('http://www.ibenic.com/better-wordpress-performance/') .'<br/>';
echo PinterestShareCount::get_share_count('http://www.ibenic.com/better-wordpress-performance/') .'<br/>';
echo StumbleUponShareCount::get_share_count('http://www.ibenic.com/better-wordpress-performance/') .'<br/>';
/**
* Result:
* 9
* 1
* 4
* 9
* 52
*/

sharer.php

<?php

/**
 * Abstract class for counting shares 
 */
interface Share_Counter {
  
  /**
   * Getting the share count
   */
  public static function get_share_count( $url );
  
}

stumble.php

<?php

/**
 * StumbleUpon Shares
 */
class StumbleUponShareCount implements Share_Counter {

	public static function get_share_count( $url ) {
		$check_url = 'http://www.stumbleupon.com/services/1.01/badge.getinfo?url=' . urlencode( $url );
		$response = wp_remote_retrieve_body( wp_remote_get( $check_url ) );
		$encoded_response = json_decode( $response, true );
		$share_count = intval( $encoded_response['result']['views'] ); 
		return $share_count;
	}
}

twitter.php

<?php

/**
 * Twitter Shares
 */
class TwitterShareCount implements Share_Counter {

	public static function get_share_count( $url ) {
		$check_url = 'http://public.newsharecounts.com/count.json?url=' . urlencode( $url );
		$response = wp_remote_retrieve_body( wp_remote_get( $check_url ) );
		$encoded_response = json_decode( $response, true );
		$share_count = intval( $encoded_response['count'] ); 
		return $share_count;
	}
}

Ii follow your code..but i cant make it work