Enigma: Add possibility to configure gpg-agent binary location (enigma_pgp_agent)

CHANGELOG

@@ -23,6 +23,7 @@ CHANGELOG Roundcube Webmail
 - Managesieve: Support 'duplicate' extension [RFC 7352]
 - Managesieve: Unhide advanced rule controls if there are inputs with errors
 - Managesieve: Display warning message when filter form contains errors
+- Enigma: Add possibility to configure gpg-agent binary location (enigma_pgp_agent)
 
 RELEASE 1.2.1
 -------------

plugins/enigma/config.inc.php.dist

@@ -20,6 +20,10 @@ $config['enigma_pgp_homedir'] = null;
 // This is also a way to force gpg2 use if there are both 1.x and 2.x on the system.
 $config['enigma_pgp_binary'] = '';
 
+// Location of gpg-agent binary. By default it will be auto-detected.
+// It's used with GnuPG 2.x.
+$config['enigma_pgp_agent'] = '';
+
 // Enables signatures verification feature.
 $config['enigma_signatures'] = true;
 

plugins/enigma/lib/enigma_driver_gnupg.php

@@ -42,6 +42,7 @@ class enigma_driver_gnupg extends enigma_driver
         $homedir = $this->rc->config->get('enigma_pgp_homedir', INSTALL_PATH . 'plugins/enigma/home');
         $debug   = $this->rc->config->get('enigma_debug');
         $binary  = $this->rc->config->get('enigma_pgp_binary');
+        $agent   = $this->rc->config->get('enigma_pgp_agent');
 
         if (!$homedir) {
             return new enigma_error(enigma_error::INTERNAL,
@@ -84,6 +85,9 @@ class enigma_driver_gnupg extends enigma_driver
         if ($binary) {
             $options['binary'] = $binary;
         }
+        if ($agent) {
+            $options['agent'] = $agent;
+        }
 
         // Create Crypt_GPG object
         try {