Merge pull request #6 from barryvdh/patch-1

Generate random prime
jenssegers · Jul 12, 2015 · d18f103 · d18f103
2 parents 1885bc6 + 8929ef3
commit d18f103
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/src/Commands/SparkCommand.php b/src/Commands/SparkCommand.php
@@ -4,7 +4,6 @@
 use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
-
 use Jenssegers\Optimus\Optimus;
 use phpseclib\Crypt\Random;
 use phpseclib\Math\BigInteger;
@@ -18,7 +17,7 @@ protected function configure()
             ->setDescription('Generate constructor values for your prime')
             ->addArgument(
                'prime',
-               InputArgument::REQUIRED,
+               InputArgument::OPTIONAL,
                'Your prime number'
             );
     }
@@ -27,6 +26,12 @@ protected function execute(InputInterface $input, OutputInterface $output)
     {
         $prime = $input->getArgument('prime');
 
+        if ( ! $prime) {
+            $min = new BigInteger(1e7);
+            $max = new BigInteger(Optimus::MAX_INT);
+            $prime = $max->randomPrime($min, $max);
+        }
+
         // Calculate the inverse.
         $a = new BigInteger($prime);
         $b = new BigInteger(Optimus::MAX_INT + 1);