First step towards friend-finding

gratipay/models/account_elsewhere.py

@@ -174,6 +174,9 @@ def save_token(self, token):
         """, (token, self.id))
         self.set_attributes(token=token)
 
+    def get_friends(self):
+        return [{'name': 'something'}]
+
 
 def get_account_elsewhere(website, request):
     path = request.line.uri.path

gratipay/models/participant.py

@@ -1135,6 +1135,19 @@ def get_age_in_seconds(self):
         return out
 
 
+    def get_account_elsewhere(self, platform):
+        """Return an AccountElsewhere instance.
+        """
+        return self.db.one("""
+
+            SELECT elsewhere.*::elsewhere_with_participant
+              FROM elsewhere
+             WHERE participant=%s
+               AND platform=%s
+
+        """, (self.username, platform))
+
+
     def get_accounts_elsewhere(self):
         """Return a dict of AccountElsewhere instances.
         """

www/on/%platform/index.spt

@@ -0,0 +1,33 @@
+from aspen import Response
+[---]
+platform = getattr(website.platforms, path['platform'], None)
+if platform is None:
+    raise Response(404)
+title = platform.display_name
+account = user.participant.get_account_elsewhere(platform.name)
+[---] text/html
+{% extends "templates/base.html" %}
+{% block content %}
+
+
+{% if user.ANON %}
+
+<p>{{ _("Sign in to Gratipay with {0} to find your friends from there.", 
+        platform.display_name) }}</p>
+
+{% else %}
+<p>{{ _("Here are your friends from {0} who are also on Gratipay:", 
+        platform.display_name) }}</p>
+
+<table class="table">
+    <tr>
+        <th>{{ _('Name') }}</th>
+    </tr>
+    {% for friend in account.get_friends() %}
+    <tr>
+        <td>{{ friend['name'] }}</td>
+    </tr>
+    {% endfor %}
+</table>
+{% endif %}
+{% endblock %}