start on webfinger

activitypub.py

@@ -22,8 +22,6 @@ CONNEG_HEADER = {
     'Accept': '%s; q=0.9, %s; q=0.8' % (CONTENT_TYPE_AS2, CONTENT_TYPE_AS),
 }
 
-DOMAIN_RE = r'([^/]+\.[^/]+)'
-
 
 class ActorHandler(webapp2.RequestHandler):
     """Serves /[DOMAIN], fetches its mf2, converts to AS Actor, and serves it."""
@@ -87,6 +85,6 @@ class InboxHandler(webapp2.RequestHandler):
 
 
 app = webapp2.WSGIApplication([
-    (r'/%s/?' % DOMAIN_RE, ActorHandler),
-    (r'/%s/inbox' % DOMAIN_RE, InboxHandler),
+    (r'/%s/?' % common.DOMAIN_RE, ActorHandler),
+    (r'/%s/inbox' % common.DOMAIN_RE, InboxHandler),
 ], debug=appengine_config.DEBUG)

common.py

@@ -6,7 +6,7 @@ import logging
 import requests
 from webob import exc
 
-
+DOMAIN_RE = r'([^/]+\.[^/]+)'
 HEADERS = {
     'User-Agent': 'Bridgy Fed (https://fed.brid.gy/)',
 }

templates/host-meta.jrd

@@ -0,0 +1,8 @@
+{"links": [
+  {
+    "rel": "lrdd",
+    "type": "application/json",
+    "template": "https://{{ host }}/{uri}&format=json"
+   }
+  ]
+}

templates/host-meta.xrd

@@ -0,0 +1,4 @@
+<?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://{{ host }}/{uri}' />
+</XRD>

templates/host-meta.xrds

@@ -0,0 +1,10 @@
+<XRDS xmlns="xri://$xrds">
+  <XRD xmlns:simple="http://xrds-simple.net/core/1.0"
+       xmlns="xri://$XRD*($v*2.0)" version="2.0">
+    <Type>xri://$xrds*simple</Type>
+    <Service>
+      <Type>http://portablecontacts.net/spec/1.0</Type>
+      <URI>https://{{ host }}/{uri}</URI>
+    </Service>
+  </XRD>
+</XRDS>

test/test_webfinger.py

@@ -0,0 +1,39 @@
+# coding=utf-8
+"""Unit tests for webfinger.py.
+
+TODO: test error handling
+"""
+import json
+import unittest
+import urllib
+
+import mock
+import requests
+
+import webfinger
+from webfinger import app
+import common
+
+
+class WebFingerTest(unittest.TestCase):
+
+    def test_host_meta_handler_xrd(self):
+        got = app.get_response('/.well-known/host-meta')
+        self.assertEquals(200, got.status_int)
+        self.assertEquals('application/xrd+xml; charset=utf-8',
+                          got.headers['Content-Type'])
+        self.assertTrue(got.body.startswith('<?xml'), got.body)
+
+    def test_host_meta_handler_xrds(self):
+        got = app.get_response('/.well-known/host-meta.xrds')
+        self.assertEquals(200, got.status_int)
+        self.assertEquals('application/xrds+xml; charset=utf-8',
+                          got.headers['Content-Type'])
+        self.assertTrue(got.body.startswith('<XRDS'), got.body)
+
+    def test_host_meta_handler_jrd(self):
+        got = app.get_response('/.well-known/host-meta.json')
+        self.assertEquals(200, got.status_int)
+        self.assertEquals('application/json; charset=utf-8',
+                          got.headers['Content-Type'])
+        self.assertTrue(got.body.startswith('{'), got.body)

webfinger.py

@@ -0,0 +1,30 @@
+"""Handles requests for WebFinger endpoints.
+
+https://webfinger.net/
+
+Largely based on webfinger-unofficial/user.py.
+"""
+import json
+import logging
+
+import appengine_config
+
+from granary import microformats2
+import mf2py
+import mf2util
+from oauth_dropins.webutil import handlers, util
+import webapp2
+
+import common
+
+
+class UserHandler(webapp2.RequestHandler):
+    """TODO"""
+
+    def get(self, username, domain):
+        pass
+
+
+app = webapp2.WSGIApplication([
+    (r'/(?:acct)?([^@/])@%s/?' % common.DOMAIN_RE, UserHandler),
+] + handlers.HOST_META_ROUTES, debug=appengine_config.DEBUG)