SiteSetting, admin passtrough, CSS, hide on mobile

app/assets/javascripts/discourse/views/topic-footer-main-buttons.js.es6

@@ -7,6 +7,7 @@ export default ContainerView.extend({
   @on('init')
   createButtons() {
     const mobileView = this.site.mobileView;
+    const { siteSettings } = this;
 
     const topic = this.get('topic');
 
@@ -32,7 +33,9 @@ export default ContainerView.extend({
       this.attachViewClass('invite-reply-button');
     }
 
-    this.attachViewClass('print-button');
+    if (!mobileView && siteSettings.allow_print_page) {
+      this.attachViewClass('print-button');
+    }
 
     if (topic.get('isPrivateMessage')) {
       this.attachViewClass('archive-button');

app/controllers/topics_controller.rb

@@ -70,8 +70,9 @@ class TopicsController < ApplicationController
     end
 
     if opts[:print]
+      raise Discourse::InvalidAccess unless SiteSetting.allow_print_page
       begin
-        RateLimiter.new(current_user, "print-topic-per-hour", 10, 1.hour).performed!
+        RateLimiter.new(current_user, "print-topic-per-hour", 10, 1.hour).performed! unless current_user.admin?
       rescue RateLimiter::LimitExceeded
         render_json_error(I18n.t("rate_limiter.slow_down"))
       end

app/views/layouts/crawler.html.erb

@@ -43,6 +43,11 @@
       .topic-list > div {
         margin-bottom: 15px;
       }
+      body img.emoji {
+        width: 20px;
+        height: 20px;
+        vertical-align: middle;
+      }
 
     </style>
   </head>

config/locales/server.en.yml

@@ -1312,6 +1312,8 @@ en:
 
     topic_page_title_includes_category: "Topic page title includes the category name."
 
+    allow_print_page: "Enable a special topic page for printing"
+
     full_name_required: "Full name is a required field of a user's profile."
     enable_names: "Show the user's full name on their profile, user card, and emails. Disable to hide full name everywhere."
     display_name_on_posts: "Show a user's full name on their posts in addition to their @username."

config/site_settings.yml

@@ -1220,6 +1220,10 @@ uncategorized:
 
   topic_page_title_includes_category: true
 
+  allow_print_page:
+    default: true
+    client: true
+
 user_preferences:
   default_email_digest_frequency:
     enum: 'DigestEmailSiteSetting'