*(minor): small refactor

passbook/sources/oauth/templates/oauth_client/user.html

@@ -0,0 +1,18 @@
+{% extends "user/base.html" %}
+
+{% load i18n %}
+
+{% block page %}
+<h1>{{ source.name }}</h1>
+{% if connections.exists %}
+<p>{% trans 'Connected.' %}</p>
+<a class="btn btn-danger" href="{% url 'passbook_oauth_client:oauth-client-disconnect' source_slug=source.slug %}">
+    {% trans 'Disconnect' %}
+</a>
+{% else %}
+<p>Not connected.</p>
+<a class="btn btn-primary" href="{% url 'passbook_oauth_client:oauth-client-login' source_slug=source.slug %}">
+    {% trans 'Connect' %}
+</a>
+{% endif %}
+{% endblock %}