added support for changing the subject prefi

config.js

@@ -20,6 +20,9 @@ const CONFIG = {
   // WEBPACK indicates when webpack is currently building.
   WEBPACK: process.env.WEBPACK === 'TRUE',
 
+  // EMAIL_SUBJECT_PREFIX is the string before emails in the subject.
+  EMAIL_SUBJECT_PREFIX: process.env.TALK_EMAIL_SUBJECT_PREFIX || '[Talk]',
+
   // When TRUE, it ensures that database indexes created in core will not add
   // indexes.
   CREATE_MONGO_INDEXES: process.env.DISABLE_CREATE_MONGO_INDEXES !== 'TRUE',

docs/_docs/02-02-advanced-configuration.md

@@ -460,4 +460,10 @@ Could be read as:
 ## TALK_DISABLE_IGNORE_FLAGS_AGAINST_STAFF
 
 When `TRUE`, staff members will have their accounts and comments moderated the
-same as any other user in the system. (Default `FALSE`)
+same as any other user in the system. (Default `FALSE`)
+
+## TALK_EMAIL_SUBJECT_PREFIX
+
+The prefix for the subject of emails sent. An email with the specified subject
+of `Email Confirmation` would then be sent as `[Talk] Email Confirmation`.
+(Default `[Talk]`)

services/mailer.js

@@ -13,7 +13,8 @@ const {
   SMTP_USERNAME,
   SMTP_PORT,
   SMTP_PASSWORD,
-  SMTP_FROM_ADDRESS
+  SMTP_FROM_ADDRESS,
+  EMAIL_SUBJECT_PREFIX,
 } = require('../config');
 
 // load all the templates as strings
@@ -95,7 +96,7 @@ const mailer = module.exports = {
     }
 
     // Prefix the subject with `[Talk]`.
-    subject = `[Talk] ${subject}`;
+    subject = `${EMAIL_SUBJECT_PREFIX} ${subject}`;
 
     attachLocals(locals);