diff options
Diffstat (limited to 'app/helpers/atom_builder_helper.rb')
-rw-r--r-- | app/helpers/atom_builder_helper.rb | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/app/helpers/atom_builder_helper.rb b/app/helpers/atom_builder_helper.rb new file mode 100644 index 000000000..8e3652c70 --- /dev/null +++ b/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 |