Fix subscriptions:clear task, refactor feeds, refactor streamable activites

and atom feed generation to some extent, as well as the way mentions are
stored

app/helpers/application_helper.rb

@@ -20,13 +20,25 @@ module ApplicationHelper
     end
   end
 
-  def linkify(status)
-    mention_hash = {}
-    status.mentions.each { |m| mention_hash[m.acct] = m }
-    coder = HTMLEntities.new
+  def account_from_mentions(search_string, mentions)
+    mentions.each { |x| return x.account if x.account.acct.eql?(search_string) }
 
-    auto_link(coder.encode(status.text), link: :urls, html: { rel: 'nofollow noopener' }).gsub(Account::MENTION_RE) do |m|
-      account = mention_hash[Account::MENTION_RE.match(m)[1]]
+    # If that was unsuccessful, try fetching user from db separately
+    # But this shouldn't ever happen if the mentions were created correctly!
+    username, domain = search_string.split('@')
+
+    if domain == Rails.configuration.x.local_domain
+      account = Account.find_local(username)
+    else
+      account = Account.find_by(username: username, domain: domain)
+    end
+
+    account
+  end
+
+  def linkify(status)
+    auto_link(HTMLEntities.new.encode(status.text), link: :urls, html: { rel: 'nofollow noopener' }).gsub(Account::MENTION_RE) do |m|
+      account = account_from_mentions(Account::MENTION_RE.match(m)[1], status.mentions)
       "#{m.split('@').first}<a href=\"#{url_for_target(account)}\" class=\"mention\">@<span>#{account.acct}</span></a>"
     end.html_safe
   end

app/helpers/atom_builder_helper.rb

@@ -135,6 +135,10 @@ module AtomBuilderHelper
     xml.logo url
   end
 
+  def email(xml, email)
+    xml.email email
+  end
+
   def conditionally_formatted(activity)
     if activity.is_a?(Status)
       content_for_status(activity.reblog? ? activity.reblog : activity)
@@ -149,6 +153,7 @@ module AtomBuilderHelper
     object_type      xml, :person
     uri              xml, url_for_target(account)
     name             xml, account.username
+    email            xml, account.local? ? "#{account.acct}@#{Rails.configuration.x.local_domain}" : account.acct
     summary          xml, account.note
     link_alternate   xml, url_for_target(account)
     link_avatar      xml, account
@@ -171,16 +176,13 @@ module AtomBuilderHelper
 
     if stream_entry.targeted?
       target(xml) do
-        object_type    xml, stream_entry.target.object_type
-        simple_id      xml, uri_for_target(stream_entry.target)
-        title          xml, stream_entry.target.title
-        link_alternate xml, url_for_target(stream_entry.target)
-
-        # People have summary and portable contacts information
         if stream_entry.target.object_type == :person
-          summary          xml, stream_entry.target.content
-          portable_contact xml, stream_entry.target
-          link_avatar      xml, stream_entry.target
+          include_author xml, stream_entry.target
+        else
+          object_type    xml, stream_entry.target.object_type
+          simple_id      xml, uri_for_target(stream_entry.target)
+          title          xml, stream_entry.target.title
+          link_alternate xml, url_for_target(stream_entry.target)
         end
 
         # Statuses have content and author