gnu: Add Catalyst-Plugin-Captcha.

* gnu/packages/web.scm (perl-catalyst-plugin-captcha): New variable.

gnu/packages/web.scm

@@ -40,6 +40,7 @@ (define-module (gnu packages web)
   #:use-module (gnu packages cyrus-sasl)
   #:use-module (gnu packages databases)
   #:use-module (gnu packages openssl)
+  #:use-module (gnu packages gd)
   #:use-module (gnu packages gettext)
   #:use-module (gnu packages icu4c)
   #:use-module (gnu packages lua)
@@ -783,6 +784,30 @@ (define-public perl-catalyst-plugin-authentication
 system authorises them to do).")
     (license (package-license perl))))
 
+(define-public perl-catalyst-plugin-captcha
+  (package
+    (name "perl-catalyst-plugin-captcha")
+    (version "0.04")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "mirror://cpan/authors/id/D/DI/DIEGOK/"
+                           "Catalyst-Plugin-Captcha-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0llyj3v5nx9cx46jdbbvxf1lc9s9cxq5ml22xmx3wkb201r5qgaa"))))
+    (build-system perl-build-system)
+    (propagated-inputs
+     `(("perl-catalyst-plugin-session" ,perl-catalyst-plugin-session)
+       ("perl-catalyst-runtime" ,perl-catalyst-runtime)
+       ("perl-gd-securityimage" ,perl-gd-securityimage)
+       ("perl-http-date" ,perl-http-date)))
+    (home-page "http://search.cpan.org/dist/Catalyst-Plugin-Captcha")
+    (synopsis "Captchas for Catalyst")
+    (description "This plugin creates and validates Captcha images for
+Catalyst.")
+    (license (package-license perl))))
+
 (define-public perl-catalyst-plugin-configloader
   (package
     (name "perl-catalyst-plugin-configloader")