Refactoring Grape API methods into normal controllers & other things

app/helpers/atom_builder_helper.rb

@@ -0,0 +1,194 @@
+module AtomBuilderHelper
+  def stream_updated_at
+    @account.stream_entries.last ? (@account.updated_at > @account.stream_entries.last.created_at ? @account.updated_at : @account.stream_entries.last.created_at) : @account.updated_at
+  end
+
+  def entry(xml, is_root, &block)
+    if is_root
+      root_tag(xml, :entry, &block)
+    else
+      xml.entry(&block)
+    end
+  end
+
+  def feed(xml, &block)
+    root_tag(xml, :feed, &block)
+  end
+
+  def unique_id(xml, date, id, type)
+    xml.id_ unique_tag(date, id, type)
+  end
+
+  def simple_id(xml, id)
+    xml.id_ id
+  end
+
+  def published_at(xml, date)
+    xml.published date.iso8601
+  end
+
+  def updated_at(xml, date)
+    xml.updated date.iso8601
+  end
+
+  def verb(xml, verb)
+    xml['activity'].send('verb', "http://activitystrea.ms/schema/1.0/#{verb}")
+  end
+
+  def content(xml, content)
+    xml.content({ type: 'html' }, content)
+  end
+
+  def title(xml, title)
+    xml.title title
+  end
+
+  def author(xml, &block)
+    xml.author(&block)
+  end
+
+  def target(xml, &block)
+    xml['activity'].object(&block)
+  end
+
+  def object_type(xml, type)
+    xml['activity'].send('object-type', "http://activitystrea.ms/schema/1.0/#{type}")
+  end
+
+  def uri(xml, uri)
+    xml.uri uri
+  end
+
+  def name(xml, name)
+    xml.name name
+  end
+
+  def summary(xml, summary)
+    xml.summary summary
+  end
+
+  def subtitle(xml, subtitle)
+    xml.subtitle subtitle
+  end
+
+  def link_alternate(xml, url)
+    xml.link(rel: 'alternate', type: 'text/html', href: url)
+  end
+
+  def link_self(xml, url)
+    xml.link(rel: 'self', type: 'application/atom+xml', href: url)
+  end
+
+  def link_hub(xml, url)
+    xml.link(rel: 'hub', href: url)
+  end
+
+  def link_salmon(xml, url)
+    xml.link(rel: 'salmon', href: url)
+  end
+
+  def portable_contact(xml, account)
+    xml['poco'].preferredUsername account.username
+    xml['poco'].displayName account.display_name
+    xml['poco'].note account.note
+  end
+
+  def in_reply_to(xml, uri, url)
+    xml['thr'].send('in-reply-to', { ref: uri, href: url, type: 'text/html' })
+  end
+
+  def uri_for_target(target)
+    if target.local?
+      if target.object_type == :person
+        account_url(target)
+      else
+        unique_tag(target.stream_entry.created_at, target.stream_entry.activity_id, target.stream_entry.activity_type)
+      end
+    else
+      target.uri
+    end
+  end
+
+  def url_for_target(target)
+    if target.local?
+      if target.object_type == :person
+        account_url(target)
+      else
+        account_stream_entry_url(target.account, target.stream_entry)
+      end
+    else
+      target.url
+    end
+  end
+
+  def link_mention(xml, account)
+    xml.link(rel: 'mentioned', href: uri_for_target(account))
+  end
+
+  def link_avatar(xml, account)
+    xml.link('rel' => 'avatar', 'type' => account.avatar_content_type, 'media:width' => '300', 'media:height' =>'300', 'href' => asset_url(account.avatar.url(:large, false)))
+    xml.link('rel' => 'avatar', 'type' => account.avatar_content_type, 'media:width' => '96', 'media:height' =>'96', 'href' => asset_url(account.avatar.url(:medium, false)))
+    xml.link('rel' => 'avatar', 'type' => account.avatar_content_type, 'media:width' => '48', 'media:height' =>'48', 'href' => asset_url(account.avatar.url(:small, false)))
+  end
+
+  def logo(xml, url)
+    xml.logo url
+  end
+
+  def include_author(xml, account)
+    object_type      xml, :person
+    uri              xml, url_for_target(account)
+    name             xml, account.username
+    summary          xml, account.note
+    link_alternate   xml, url_for_target(account)
+    link_avatar      xml, account
+    portable_contact xml, account
+  end
+
+  def include_entry(xml, stream_entry)
+    unique_id    xml, stream_entry.created_at, stream_entry.activity_id, stream_entry.activity_type
+    published_at xml, stream_entry.activity.created_at
+    updated_at   xml, stream_entry.activity.updated_at
+    title        xml, stream_entry.title
+    content      xml, stream_entry.content
+    verb         xml, stream_entry.verb
+    link_self    xml, account_stream_entry_url(stream_entry.account, stream_entry, format: 'atom')
+    object_type  xml, stream_entry.object_type
+
+    # Comments need thread element
+    if stream_entry.threaded?
+      in_reply_to xml, uri_for_target(stream_entry.thread), url_for_target(stream_entry.thread)
+    end
+
+    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
+        end
+
+        # Statuses have content
+        if [:note, :comment].include? stream_entry.target.object_type
+          content xml, stream_entry.target.content
+        end
+      end
+    end
+
+    stream_entry.mentions.each do |mentioned|
+      link_mention xml, mentioned
+    end
+  end
+
+  private
+
+  def root_tag(xml, tag, &block)
+    xml.send(tag, { :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:media' => 'http://purl.org/syndication/atommedia' }, &block)
+  end
+end