Implement new Captcha API in portal (#2692)

lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Main/Display.pm

@@ -446,6 +446,15 @@ sub display {
         }
 
         # Display captcha if it's enabled
+        if ( $req->captchaHtml ) {
+            %templateParams =
+              ( %templateParams, CAPTCHA_HTML => $req->captchaHtml, );
+        }
+        if ( $req->token ) {
+            %templateParams = ( %templateParams, TOKEN => $req->token, );
+        }
+
+        # DEPRECATED: This is only used for compatibility with existing templates
         if ( $req->captcha ) {
             %templateParams = (
                 %templateParams,
@@ -453,9 +462,6 @@ sub display {
                 CAPTCHA_SIZE => $self->{conf}->{captcha_size} || 6
             );
         }
-        if ( $req->token ) {
-            %templateParams = ( %templateParams, TOKEN => $req->token, );
-        }
 
         # Show password form if password policy error
         if (

lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Main/Init.pm

@@ -30,6 +30,7 @@ has _authentication => ( is => 'rw' );
 has _userDB         => ( is => 'rw' );
 has _passwordDB     => ( is => 'rw' );
 has _sfEngine       => ( is => 'rw' );
+has _captcha        => ( is => 'rw' );
 
 has loadedModules => ( is => 'rw' );
 
@@ -336,6 +337,14 @@ sub reloadConf {
       unless $self->{_sfEngine} =
       $self->loadPlugin( $self->conf->{'sfEngine'} );
 
+    # Load Captcha module
+    return $self->fail
+      unless $self->_captcha(
+        $self->loadPlugin(
+            $self->conf->{'captcha'} || '::Captcha::SecurityImage'
+        )
+      );
+
     # Compile macros in _macros, groups in _groups
     foreach my $type (qw(macros groups)) {
         $self->{"_$type"} = {};

lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Main/Request.pm

@@ -74,8 +74,10 @@ has lockTime => ( is => 'rw' );
 
 # Security
 #
-# Captcha
-has captcha => ( is => 'rw' );
+# Captcha HTML code to display in forms
+has captchaHtml => ( is => 'rw' );
+# DEPRECATED: 2.0 captcha compatibility
+has captcha     => ( is => 'rw' );
 
 # Token
 has token => ( is => 'rw' );