Adding a CGI for doing AJAX-style live validation of constraints.

1 files changed, 41 insertions, 0 deletions

diff --git a/pinyweb/cgi-bin/checkconstraint.cgi b/pinyweb/cgi-bin/checkconstraint.cgi
new file mode 100755
index 0000000..8db0903
--- /dev/null
+++ b/pinyweb/cgi-bin/checkconstraint.cgi
@@ -0,0 +1,41 @@
+#!/usr/bin/perl
+
+use strict;
+use warnings;
+
+use CGI;
+use JSON qw( encode_json );
+use Moose::Util::TypeConstraints qw( find_type_constraint );
+
+use Piny;
+
+my $q = CGI->new( );
+
+my $type = $q->param( 't' );
+my $value = $q->param( 'v' );
+
+if ( not defined $type or not defined $value ) {
+  print "Status: 400 Bad Request\nContent-type: application/json\n\n";
+  print encode_json( { "ok" => JSON::false, "msg" => "Unable to validate due to client-side error, please reload this page. Required parameter missing." } );
+} else {
+
+  my $constraint = find_type_constraint( $type );
+
+  if ( not defined $constraint ) {
+    print "Status: 400 Bad Request\nContent-type: application/json\n\n";
+    print encode_json( { "ok" => JSON::false, "msg" => "Unable to validate due to client-side error, please reload this page. Invalid constraint name." } );
+  } else {
+
+    print "Status: 200 OK\nContent-type: application/json\n\n";
+
+    my $error = $constraint->validate( $value );
+
+    if ( defined $error ) {
+      print encode_json( { "ok" => JSON::false, "msg" => $error } );
+    } else {
+      print encode_json( { "ok" => JSON::true } );
+    };
+
+  };
+
+};