allow all the 2+ letter tlds for email and test for this

Conflicts:
	t/015-make-clicky.t

html/Callbacks/RTIR/Elements/MakeClicky/Default

@@ -201,7 +201,7 @@ my @types = (
     },
     {
         name   => "email",
-        regex  => qr{(?:mailto:)?<?[\w\.\+-]+\@[\w\.-]+\.\w{2,3}>?},
+        regex  => qr{(?:mailto:)?<?[\w\.\+-]+\@[\w\.-]+\.\w{2,}>?},
         action => "email",
     },
     {

t/015-make-clicky.t

@@ -3,7 +3,7 @@
 use strict;
 use warnings;
 
-use RT::IR::Test tests => 33;
+use RT::IR::Test tests => undef;
 
 RT::Test->started_ok;
 my $agent = default_agent();
@@ -47,3 +47,48 @@ diag "clicky ip" if $ENV{'TEST_VERBOSE'};
     ok(!grep( lc($_->text||'') eq 'lookup ip', @links ), "not found link");
 }
 
+diag "clicky email" if $ENV{'TEST_VERBOSE'};
+{
+
+    for my $email (
+        'foo@example.com',  'foo-bar+baz@example.me',
+        'foo@example.mobi', 'foo@localhost.localhost',
+      )
+    {
+        diag "test valid email $email" if $ENV{TEST_VERBOSE};
+        my ( $name, $domain ) = split /@/, $email, 2;
+        my $id =
+          $agent->create_ir( { Subject => 'clicky email', Content => $email } );
+        $agent->display_ticket($id);
+        my $email_link = $agent->find_link( text_regex => qr/\Qlookup email\E$/ );
+        my $domain_link = $agent->find_link( text_regex => qr/^\Qlookup "$domain"\E$/i );
+        $agent->save_content('/tmp/x.html');
+        if ( $clicky{'email'} ) {
+            ok( $email_link,                                   "found link" );
+            ok( $email_link->url =~ /(?<!\w)\Q$email\E(?!\w)/, 'url has an email' );
+
+            ok( $domain_link,                                    "found link" );
+            ok( $domain_link->url =~ /(?<!\w)\Q$domain\E(?!\w)/, 'url has a domain' );
+        }
+        else {
+            ok( !$email_link, "not found email link" );
+            ok( !$domain_link, "not found domain link" );
+        }
+
+    }
+
+    for my $email ( 'foo@example', '@example.com', ) {
+        diag "test invalid email $email" if $ENV{TEST_VERBOSE};
+
+        my ( $name, $domain ) = split /@/, $email, 2;
+        my $id = $agent->create_ir( { Subject => 'clicky email', Content => $email } );
+        $agent->display_ticket($id);
+        my $email_link = $agent->find_link( text_regex => qr/\Qlookup email\E$/ );
+        ok( !$email_link, "not found email link" );
+        my $domain_link = $agent->find_link( text_regex => qr/^\Qlookup "$domain"\E$/i );
+        ok( !$domain_link, "not found domain link" );
+    }
+}
+
+done_testing;
+