Allow sending emails even when the invoice is a draft

class/actions_sendrecurringinvoicebymail.class.php

@@ -90,9 +90,9 @@ class Actionssendrecurringinvoicebymail
             return -1;
         }
 
-        // We only send the mail when the invoice is not a draft
-        // and the sending is enabled for the template.
-        if ($object->brouillon || !$mailObject->active) {
+        // Abort sending when inactive
+        // (draft invoice or explictly disabled)
+        if (!$mailObject->active) {
             return 0;
         }
 

class/sribmcustommailinfo.class.php

@@ -368,6 +368,9 @@ class SRIBMCustomMailInfo extends CommonObject
             $this->subject = $template->topic;
             $this->body = $template->content;
             $this->addmaindocfile = $template->joinfiles;
+            // By default, we don't send emails when the generated invoice is
+            // still a draft.
+            $this->active = $this->fac_rec_object->auto_validate;
         }
 
         return 1;