Get the number of stars from a given TrustPilot page using PHP

load_trustpilot.php

<?php

// Webpage to load
$url = "https://uk.trustpilot.com/review/your-page-here";

// Contents of webpage
$contents = file_get_contents($url);

// Declair a new DOM
$doc = new DOMDocument('1.0', 'UTF-8');

// Disable errors, storing original state
$internal_errors = libxml_use_internal_errors(true);

// Load the HTML document into DOMDoc
$doc->loadHTML($contents);

// Create a new DOM path
$xpath = new DomXPath($doc);

// Look for this class in the DOM
$class_name="header_trustscore";

// Query the DOM for all instances of that class
$node_list = $xpath->query(sprintf('//*[@class="%s"]', $class_name));

// Display the first matching node's text content
print_r($node_list->item(0)->textContent);

// Restore error state
libxml_use_internal_errors($internal_errors);