Add OEmbed iframe HTML, convert emojis on public pages, increase size of attachment thumbnails

app/assets/javascripts/application_public.js

 //= require jquery
 //= require jquery_ujs
+//= require extras

app/assets/javascripts/extras.jsx

+import emojify from './components/emoji'
+
+$(() => {
+  $.each($('.entry .content, .name, .account__header__content'), (_, content) => {
+    const $content = $(content);
+    $content.html(emojify($content.html()));
+  });
+});

app/assets/stylesheets/application.scss

@@ -114,6 +114,18 @@ body {
     padding: 0;
   }
 
+  &.embed {
+    background: transparent;
+    margin: 0;
+
+    .container {
+      position: absolute;
+      width: 100%;
+      height: 100%;
+      overflow: hidden;
+    }
+  }
+
   @media screen and (max-width: 360px) {
     padding-bottom: 0;
   }

app/assets/stylesheets/stream_entries.scss

@@ -232,3 +232,24 @@
     }
   }
 }
+
+.embed {
+  .activity-stream {
+    border-radius: 4px;
+    box-shadow: none;
+
+    .entry {
+      &:last-child {
+        border-radius: 0 0 4px 4px;
+      }
+
+      &:first-child {
+        border-radius: 4px 4px 0 0;
+
+        &:last-child {
+          border-radius: 4px;
+        }
+      }
+    }
+  }
+}

app/controllers/api/oembed_controller.rb

@@ -5,8 +5,8 @@ class Api::OembedController < ApiController
 
   def show
     @stream_entry = stream_entry_from_url(params[:url])
-    @width        = [300, params[:maxwidth].to_i].min
-    @height       = [200, params[:maxheight].to_i].min
+    @width        = [300, params[:maxwidth].to_i].max
+    @height       = [200, params[:maxheight].to_i].max
   end
 
   private

app/controllers/stream_entries_controller.rb

@@ -25,6 +25,15 @@ class StreamEntriesController < ApplicationController
     end
   end
 
+  def embed
+    response.headers['X-Frame-Options'] = 'ALLOWALL'
+    @type = @stream_entry.activity_type.downcase
+
+    return gone if @stream_entry.activity.nil?
+
+    render layout: 'embedded'
+  end
+
   private
 
   def set_account

app/models/media_attachment.rb

@@ -45,14 +45,14 @@ class MediaAttachment < ApplicationRecord
       if f.instance.image?
         {
           original: '1280x1280>',
-          small: '250x250>',
+          small: '400x400>',
         }
       else
         {
           small: {
             convert_options: {
               output: {
-                vf: 'scale=\'min(250\, iw):min(250\, ih)\':force_original_aspect_ratio=decrease',
+                vf: 'scale=\'min(400\, iw):min(400\, ih)\':force_original_aspect_ratio=decrease',
               },
             },
             format: 'png',

app/views/api/oembed/show.json.rabl

@@ -9,6 +9,6 @@ node(:author_url) { |entry| account_url(entry.account) }
 node(:provider_name) { Rails.configuration.x.local_domain }
 node(:provider_url) { root_url }
 node(:cache_age) { 86_400 }
-node(:html, &:content)
+node(:html) { |entry| "<div style=\"position: relative; height: 0; overflow: hidden; padding-top: 30px; padding-bottom: 56.25%\"><iframe src=\"#{embed_account_stream_entry_url(entry.account, entry)}\" style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; overflow: hidden\" frameborder=\"0\" width=\"#{@width}\" scrolling=\"no\"></iframe></div>" }
 node(:width) { @width }
-node(:height) { @height }
+node(:height) { nil }

app/views/layouts/embedded.html.haml

+!!! 5
+%html{:lang => 'en'}
+  %head
+    %meta{:charset => 'utf-8'}/
+    = stylesheet_link_tag 'application', media: 'all'
+    = javascript_include_tag 'application_public'
+  %body.embed
+    = yield

app/views/stream_entries/embed.html.haml

+.activity-stream.activity-stream-headless
+  = render partial: @type, locals: { @type.to_sym => @stream_entry.activity }

config/routes.rb

@@ -25,7 +25,11 @@ Rails.application.routes.draw do
   }
 
   resources :accounts, path: 'users', only: [:show], param: :username do
-    resources :stream_entries, path: 'updates', only: [:show]
+    resources :stream_entries, path: 'updates', only: [:show] do
+      member do
+        get :embed
+      end
+    end
 
     member do
       get :followers