Switch to symfony

composer.json

@@ -44,9 +44,8 @@
         "phpunit/phpunit": "^6.0",
         "silex/providers": "^2.0",
         "silex/web-profiler": "^2.0",
-      "symfony/debug-bundle": "^3.2",
+        "symfony/debug-bundle": "^3.2",
         "symfony/var-dumper": "^3.2"
-
     },
     "autoload": {
         "psr-4": {

hash.php

@@ -0,0 +1,19 @@
+<?php
+use ParagonIE_Sodium_Compat as SodiumCompat;
+require 'vendor/autoload.php';
+ $randomBytes = substr(
+            SodiumCompat::randombytes_buf(512),
+            random_int(SodiumCompat::CRYPTO_GENERICHASH_BYTES, 512),
+            SodiumCompat::CRYPTO_GENERICHASH_BYTES_MAX
+        );
+
+        $rawToken = SodiumCompat::crypto_generichash(
+            $randomBytes,
+            SodiumCompat::randombytes_buf(
+                SodiumCompat::CRYPTO_GENERICHASH_BYTES_MAX
+            ),
+            32
+        );
+        $token = SodiumCompat::bin2hex($rawToken);
+        
+        print $token . PHP_EOL;