Extract RSS Feed functionality from OStatus

lib/pleroma/web/templates/feed/feed/_activity.xml.eex

@@ -0,0 +1,48 @@
+<entry>
+  <activity:object-type>http://activitystrea.ms/schema/1.0/note</activity:object-type>
+  <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+  <id><%= @data["id"] %></id>
+  <title><%= "New note by #{@user.nickname}" %></title>
+  <content type="html"><%= activity_content(@activity) %></content>
+  <published><%= @data["published"] %></published>
+  <updated><%= @data["published"] %></updated>
+  <ostatus:conversation ref="<%= activity_context(@activity) %>"><%= activity_context(@activity) %></ostatus:conversation>
+  <link ref="<%= activity_context(@activity) %>" rel="ostatus:conversation"/>
+
+  <%= if @data["summary"] do %>
+    <summary><%= @data["summary"] %></summary>
+  <% end %>
+
+  <%= if @activity.local do %>
+    <link type="application/atom+xml" href='<%= @data["id"] %>' rel="self"/>
+    <link type="text/html" href='<%= @data["id"] %>' rel="alternate"/>
+  <% else %>
+    <link type="text/html" href='<%= @data["external_url"] %>' rel="alternate"/>
+  <% end %>
+
+  <%= for tag <- @data["tag"] || [] do %>
+    <category term="<%= tag %>"></category>
+  <% end %>
+
+  <%= for attachment <- @data["attachment"] || [] do %>
+    <link rel="enclosure" href="<%= attachment_href(attachment) %>" type="<%= attachment_type(attachment) %>"/>
+  <% end %>
+
+  <%= if @data["inReplyTo"] do %>
+    <thr:in-reply-to ref='<%= @data["inReplyTo"] %>' href='<%= get_href(@data["inReplyTo"]) %>'/>
+  <% end %>
+
+  <%= for id <- @activity.recipients do %>
+    <%= if id == Pleroma.Constants.as_public() do %>
+      <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+    <% else %>
+      <%= unless Regex.match?(~r/^#{Pleroma.Web.base_url()}.+followers$/, id) do %>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/person" href="<%= id %>"/>
+      <% end %>
+    <% end %>
+  <% end %>
+
+  <%= for {emoji, file} <- @data["emoji"] || %{} do %>
+    <link name="<%= emoji %>" rel="emoji" href="<%= file %>"/>
+  <% end %>
+</entry>

lib/pleroma/web/templates/feed/feed/_author.xml.eex

@@ -0,0 +1,17 @@
+<author>
+  <id><%= @user.ap_id %></id>
+  <activity:object>http://activitystrea.ms/schema/1.0/person</activity:object>
+  <uri><%= @user.ap_id %></uri>
+  <poco:preferredUsername><%= @user.nickname %></poco:preferredUsername>
+  <poco:displayName><%= @user.name %></poco:displayName>
+  <poco:note><%= escape(@user.bio) %></poco:note>
+  <summary><%= escape(@user.bio) %></summary>
+  <name><%= @user.nickname %></name>
+  <link rel="avatar" href="<%= User.avatar_url(@user) %>"/>
+  <%= if User.banner_url(@user) do %>
+    <link rel="header" href="<%= User.banner_url(@user) %>"/>
+  <% end %>
+  <%= if @user.local do %>
+    <ap_enabled>true</ap_enabled>
+  <% end %>
+</author>

lib/pleroma/web/templates/feed/feed/feed.xml.eex

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<feed
+  xmlns="http://www.w3.org/2005/Atom"
+  xmlns:thr="http://purl.org/syndication/thread/1.0"
+  xmlns:activity="http://activitystrea.ms/spec/1.0/"
+  xmlns:poco="http://portablecontacts.net/spec/1.0"
+  xmlns:ostatus="http://ostatus.org/schema/1.0">
+
+  <id><%= feed_url(@conn, :feed, @user.nickname) <> ".atom" %></id>
+  <title><%= @user.nickname <> "'s timeline" %></title>
+  <updated><%= most_recent_update(@activities, @user) %></updated>
+  <logo><%= logo(@user) %></logo>
+  <link rel="hub" href="<%= websub_url(@conn, :websub_subscription_request, @user.nickname) %>"/>
+  <link rel="salmon" href="<%= o_status_url(@conn, :salmon_incoming, @user.nickname) %>"/>
+  <link rel="self" href="<%= '#{feed_url(@conn, :feed, @user.nickname)}.atom' %>" type="application/atom+xml"/>
+
+  <%= render @view_module, "_author.xml", assigns %>
+
+  <%= if last_activity(@activities) do %>
+    <link rel="next" href="<%= '#{feed_url(@conn, :feed, @user.nickname)}.atom?max_id=#{last_activity(@activities).id}' %>" type="application/atom+xml"/>
+  <% end %>
+
+  <%= for activity <- @activities do %>
+    <%= render @view_module, "_activity.xml", Map.merge(assigns, %{activity: activity, data: activity_object_data(activity)}) %>
+  <% end %>
+</feed>