diaspora_federation/app/controllers/diaspora_federation/webfinger_controller.rb

107 lines
4 KiB
Ruby

require_dependency "diaspora_federation/application_controller"
module DiasporaFederation
# This controller handles all webfinger-specific requests.
class WebfingerController < ApplicationController
# Returns the host-meta xml
#
# example:
# <?xml version="1.0" encoding="UTF-8"?>
# <XRD xmlns="http://docs.oasis-open.org/ns/xri/xrd-1.0">
# <Link rel="lrdd" type="application/xrd+xml"
# template="https://server.example/.well-known/webfinger.xml?resource={uri}"/>
# </XRD>
#
# GET /.well-known/host-meta
def host_meta
render xml: WebfingerController.host_meta_xml, content_type: "application/xrd+xml"
end
# Returns the webfinger as RFC 7033 JRD or XRD.
#
# JSON example:
# {
# "subject": "acct:alice@localhost:3000",
# "aliases": [
# "http://localhost:3000/people/c8e87290f6a20132963908fbffceb188"
# ],
# "links": [
# {
# "rel": "http://microformats.org/profile/hcard",
# "type": "text/html",
# "href": "http://localhost:3000/hcard/users/c8e87290f6a20132963908fbffceb188"
# },
# {
# "rel": "http://joindiaspora.com/seed_location",
# "type": "text/html",
# "href": "http://localhost:3000/"
# },
# {
# "rel": "http://webfinger.net/rel/profile-page",
# "type": "text/html",
# "href": "http://localhost:3000/u/alice"
# },
# {
# "rel": "http://schemas.google.com/g/2010#updates-from",
# "type": "application/atom+xml",
# "href": "http://localhost:3000/public/alice.atom"
# },
# {
# "rel": "salmon",
# "href": "http://localhost:3000/receive/users/c8e87290f6a20132963908fbffceb188"
# },
# {
# "rel": "http://ostatus.org/schema/1.0/subscribe",
# "template": "http://localhost:3000/people?q={uri}"
# }
# ]
# }
#
# XML example:
# <?xml version="1.0" encoding="UTF-8"?>
# <XRD xmlns="http://docs.oasis-open.org/ns/xri/xrd-1.0">
# <Subject>acct:alice@localhost:3000</Subject>
# <Alias>http://localhost:3000/people/c8e87290f6a20132963908fbffceb188</Alias>
# <Link rel="http://microformats.org/profile/hcard" type="text/html"
# href="http://localhost:3000/hcard/users/c8e87290f6a20132963908fbffceb188"/>
# <Link rel="http://joindiaspora.com/seed_location" type="text/html" href="http://localhost:3000/"/>
# <Link rel="http://webfinger.net/rel/profile-page" type="text/html" href="http://localhost:3000/u/alice"/>
# <Link rel="http://schemas.google.com/g/2010#updates-from" type="application/atom+xml"
# href="http://localhost:3000/public/alice.atom"/>
# <Link rel="salmon" href="http://localhost:3000/receive/users/c8e87290f6a20132963908fbffceb188"/>
# </XRD>
#
# GET /.well-known/webfinger?resource=<uri>
def webfinger
person_wf = find_person_webfinger(params.require(:resource))
if person_wf.nil?
head :not_found
else
logger.info "webfinger profile request for: #{person_wf.acct_uri}"
respond_to do |format|
format.any(:jrd, :json, :html) do
headers["Access-Control-Allow-Origin"] = "*"
render json: JSON.pretty_generate(person_wf.to_json), content_type: "application/jrd+json"
end
format.any(:xrd, :xml) do
render xml: person_wf.to_xml, content_type: "application/xrd+xml"
end
end
end
end
# Creates the host-meta xml with the configured server_uri and caches it
# @return [String] XML string
def self.host_meta_xml
@host_meta_xml ||= Discovery::HostMeta.from_base_url(DiasporaFederation.server_uri.to_s).to_xml
end
private
def find_person_webfinger(query)
DiasporaFederation.callbacks.trigger(:fetch_person_for_webfinger, query.strip.downcase.sub("acct:", ""))
end
end
end