Make the swiftmailer settings configurable

Author: quartje

app/config/config.yml

@@ -25,7 +25,11 @@ open_conext_engine_block:
         eb.block_user_on_violation: "%feature_block_user_on_violation%"
 
 swiftmailer:
-    transport: "smtp"
+    transport: "%mailer_transport%"
+    host: "%mailer_host%"
+    port: "%mailer_port%"
+    username: "%mailer_user%"
+    password: "%mailer_password%"
 
 framework:
     #esi:             ~

app/config/parameters.yml.dist

@@ -189,6 +189,13 @@ parameters:
             name: 'OpenConext Admin'
         subject: 'IdP debug info from %%1$s'
 
+    ## Swiftmailer configuration
+    mailer_transport: 'smtp'
+    mailer_host: 'localhost'
+    mailer_port: '25'
+    mailer_user: ''
+    mailer_password: ''
+
     ##########################################################################################
     ## FEATURE SETTINGS
     ##########################################################################################