Add specific error page public key format

articles/success4.md

@@ -0,0 +1,3 @@
+# Form Failure 
+
+Please check SSH public key format.

config.php

@@ -3,7 +3,6 @@
 $site_name="☣  thunix ☣";
 
 //Root for the site, in a browser
-//$site_root="https://dev.thunix.cf";
 $site_root="https://".$_SERVER['HTTP_HOST'];
 //Local base root for app files
 $doc_root="/var/www/thunix.cf";

includes/signup.php

@@ -38,7 +38,7 @@ if ( $tv == "tildeverse" )
   // Check SSH public key format:
   exec("echo $pubkey | ssh-keygen -l -f - 2>&1", $null, $retval);
   if($retval != 0)
-    $success = 'success1';
+    $success = 'success4';
 
   if ( $success == "success2" )
     mail($destination_addr, $subject, $mailbody, $from);