FEATURE: show full name in emails

app/mailers/user_notifications.rb

@@ -126,7 +126,8 @@ class UserNotifications < ActionMailer::Base
     send_notification_email(
       title: post.topic.title,
       post: post,
-      from_alias: post.user.username,
+      username: post.user.username,
+      from_alias: SiteSetting.enable_names ? post.user.name : post.user.username,
       allow_reply_by_email: true,
       use_site_subject: true,
       add_re_to_subject: true,
@@ -170,7 +171,11 @@ class UserNotifications < ActionMailer::Base
     return unless @notification = opts[:notification]
     return unless @post = opts[:post]
 
-    username = @notification.data_hash[:original_username]
+    user_name = @notification.data_hash[:original_username]
+    if @post && SiteSetting.enable_names
+      user_name = User.find_by(id: @post.user_id).name
+    end
+
     notification_type = opts[:notification_type] || Notification.types[@notification.notification_type].to_s
 
     return if user.mailing_list_mode && !@post.topic.private_message? &&
@@ -185,7 +190,8 @@ class UserNotifications < ActionMailer::Base
     send_notification_email(
       title: title,
       post: @post,
-      from_alias: username,
+      username: @notification.data_hash[:original_username],
+      from_alias: user_name,
       allow_reply_by_email: allow_reply_by_email,
       use_site_subject: use_site_subject,
       add_re_to_subject: add_re_to_subject,
@@ -202,6 +208,7 @@ class UserNotifications < ActionMailer::Base
     allow_reply_by_email = opts[:allow_reply_by_email]
     use_site_subject = opts[:use_site_subject]
     add_re_to_subject = opts[:add_re_to_subject] && post.post_number > 1
+    username = opts[:username]
     from_alias = opts[:from_alias]
     notification_type = opts[:notification_type]
     user = opts[:user]
@@ -254,7 +261,7 @@ class UserNotifications < ActionMailer::Base
       post_id: post.id,
       topic_id: post.topic_id,
       context: context,
-      username: from_alias,
+      username: username,
       add_unsubscribe_link: true,
       allow_reply_by_email: allow_reply_by_email,
       use_site_subject: use_site_subject,

spec/mailers/user_notifications_spec.rb

@@ -71,16 +71,21 @@ describe UserNotifications do
   end
 
   describe '.user_replied' do
+    let(:response_by_user) { Fabricate(:user, name: "John Doe") }
     let(:category) { Fabricate(:category, name: 'India') }
     let(:topic) { Fabricate(:topic, category: category) }
     let(:post) { Fabricate(:post, topic: topic) }
-    let(:response) { Fabricate(:post, topic: post.topic)}
+    let(:response) { Fabricate(:post, topic: post.topic, user: response_by_user)}
     let(:user) { Fabricate(:user) }
     let(:notification) { Fabricate(:notification, user: user) }
 
     it 'generates a correct email' do
+      SiteSetting.stubs(:enable_names).returns(true)
       mail = UserNotifications.user_replied(response.user, post: response, notification: notification)
 
+      # from should include full user name
+      expect(mail[:from].display_names).to eql(['John Doe'])
+
       # subject should include category name
       expect(mail.subject).to match(/India/)
 
@@ -109,14 +114,19 @@ describe UserNotifications do
   end
 
   describe '.user_posted' do
+    let(:response_by_user) { Fabricate(:user, name: "John Doe") }
     let(:post) { Fabricate(:post) }
-    let(:response) { Fabricate(:post, topic: post.topic)}
+    let(:response) { Fabricate(:post, topic: post.topic, user: response_by_user)}
     let(:user) { Fabricate(:user) }
     let(:notification) { Fabricate(:notification, user: user) }
 
     it 'generates a correct email' do
+      SiteSetting.stubs(:enable_names).returns(false)
       mail = UserNotifications.user_posted(response.user, post: response, notification: notification)
 
+      # from should not include full user name if "show user full names" is disabled
+      expect(mail[:from].display_names).to_not eql(['John Doe'])
+
       # subject should not include category name
       expect(mail.subject).not_to match(/Uncategorized/)
 
@@ -133,14 +143,19 @@ describe UserNotifications do
   end
 
   describe '.user_private_message' do
+    let(:response_by_user) { Fabricate(:user, name: "John Doe") }
     let(:topic) { Fabricate(:private_message_topic) }
-    let(:response) { Fabricate(:post, topic: topic)}
+    let(:response) { Fabricate(:post, topic: topic, user: response_by_user)}
     let(:user) { Fabricate(:user) }
     let(:notification) { Fabricate(:notification, user: user) }
 
     it 'generates a correct email' do
+      SiteSetting.stubs(:enable_names).returns(true)
       mail = UserNotifications.user_private_message(response.user, post: response, notification: notification)
 
+      # from should include full user name
+      expect(mail[:from].display_names).to eql(['John Doe'])
+
       # subject should include "[PM]"
       expect(mail.subject).to match("[PM]")
 
@@ -224,7 +239,8 @@ describe UserNotifications do
       end
 
       it "has a from alias" do
-        expects_build_with(has_entry(:from_alias, "#{username}"))
+        SiteSetting.stubs(:enable_names).returns(true)
+        expects_build_with(has_entry(:from_alias, "#{user.name}"))
       end
 
       it "should explain how to respond" do