source/Build.php

@@ -22,7 +22,7 @@ class Build {
   public $file_size;
   public $file_extension;
   public $release_cycle;
-  public $sha256_checksum; // New property
+  public $sha256_checksum;
   public $directory_lister;
 
   public function __construct(string $file_path) {
@@ -89,8 +89,7 @@ class Build {
     if (file_exists($sha256_file)) {
         $this->sha256_checksum = trim(str_replace(["\r", "\n", "\t"], '', file_get_contents($sha256_file)));
     } else {
-        // Compute SHA256 checksum.
-        $this->sha256_checksum = strtoupper(hash_file('sha256', $file_path));
+        $this->sha256_checksum = null;
     }
     
     // Release cycle.

source/BuildsRenderer.php

@@ -32,7 +32,7 @@ class BuildsRenderer {
 
       if ($version == 2) {
         // If version 2 is requested, skip any .sha256 files and add a checksum key-value entry
-        if (substr($build->file_name, -7) === '.sha256') {
+        if (endsWith($build->file_name, '.sha256')) {
           continue;
         }
         $build_data['checksum'] = $build->sha256_checksum;

source/main.php

@@ -15,7 +15,7 @@ function handleNotFoundRequest() {
 
 function renderDownloadResponseAsJSON($lister) {
   header('Content-Type: application/json; charset=utf-8');
-  // Require v=1 to be specified
+  // Require v=1 or v=2 to be specified
   if (!isset($_GET['v']) || ($_GET['v'] != '1' && $_GET['v'] != '2')) {
     $data = ['error' => 'Invalid version specified. Please provide a supported version using v=1 or v=2.'];
     echo json_encode( $data );