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wp-content/plugins/shortpixel-image-optimiser/class/external/pantheon.php

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+<?php
+namespace ShortPixel;
+
+if ( ! defined( 'ABSPATH' ) ) {
+ exit; // Exit if accessed directly.
+}
+
+class Pantheon {
+
+	public static $is_pantheon = false;
+
+	public function __construct()
+	{
+		add_action( 'shortpixel/image/optimised', array( $this, 'flush_image_caches' ), 10 );
+		if (! defined('SHORTPIXEL_TRUSTED_MODE'))
+		{
+			 define('SHORTPIXEL_TRUSTED_MODE', true);
+		}
+
+		self::$is_pantheon = true;
+	}
+
+	public static function IsActive()
+	{
+		 return self::$is_pantheon;
+	}
+
+	public function flush_image_caches( $imageItem )
+	{
+
+    $image_paths[] = $imageItem->getURL();
+
+		if ($imageItem->hasOriginal())
+		{
+			 $image_paths[] = $imageItem->getOriginalFile()->getURL();
+		}
+
+    if (count($imageItem->get('thumbnails')) > 0)
+    {
+       foreach($imageItem->get('thumbnails') as $thumbObj)
+       {
+           $image_paths[] = $thumbObj->getURL();
+       }
+    }
+
+    $domain      = get_site_url();
+    $image_paths = array_map(function($path) use ($domain)
+    {
+       return str_replace( $domain, '', $path);
+    },$image_paths);
+
+		if ( ! empty( $image_paths ) ) {
+			$image_paths = array_unique( $image_paths );
+			if ( function_exists( 'pantheon_wp_clear_edge_paths' ) ) {
+				// Do the flush
+				pantheon_wp_clear_edge_paths( $image_paths );
+			}
+		}
+  }
+} // class
+
+if ( ! empty( $_ENV['PANTHEON_ENVIRONMENT'] ) ) {
+	$p = new Pantheon();  // monitor hook.
+}