Package update feed

tests/unit/rss/test_views.py

@@ -71,3 +71,23 @@ def test_rss_packages(db_request):
         "newest_projects": [project3, project1],
     }
     assert db_request.response.content_type == "text/xml"
+
+
+def test_rss_project_updates(db_request):
+    db_request.find_service = pretend.call_recorder(
+        lambda *args, **kwargs: pretend.stub(
+            enabled=False,
+            csp_policy=pretend.stub(),
+            merge=lambda _: None,
+        )
+    )
+
+    db_request.session = pretend.stub()
+
+    project = ProjectFactory.create()
+
+    db_request.matchdict["name"] = project.name
+    assert rss.rss_project_updates(project, db_request) == {
+        "project": project
+    }
+    assert db_request.response.content_type == "text/xml"

tests/unit/test_routes.py

@@ -208,6 +208,13 @@ def add_policy(name, filename):
             "https://files.example.com/packages/{path}",
         ),
         pretend.call("rss.updates", "/rss/updates.xml", domain=warehouse),
+        pretend.call(
+            "rss.project_updates",
+            "/rss/{name}/updates.xml",
+            factory="warehouse.packaging.models:ProjectFactory",
+            traverse="/{name}",
+            domain=warehouse
+        ),
         pretend.call("rss.packages", "/rss/packages.xml", domain=warehouse),
         pretend.call("legacy.api.simple.index", "/simple/", domain=warehouse),
         pretend.call(

warehouse/routes.py

@@ -175,6 +175,13 @@ def includeme(config):
 
     # RSS
     config.add_route("rss.updates", "/rss/updates.xml", domain=warehouse)
+    config.add_route(
+        "rss.project_updates",
+        "/rss/{name}/updates.xml",
+        factory="warehouse.packaging.models:ProjectFactory",
+        traverse="/{name}",
+        domain=warehouse
+    )
     config.add_route("rss.packages", "/rss/packages.xml", domain=warehouse)
 
     # Legacy URLs

warehouse/rss/views.py

@@ -45,6 +45,25 @@ def rss_updates(request):
     return {"latest_releases": latest_releases}
 
 
+@view_config(
+    route_name="rss.project_updates",
+    renderer="rss/project_updates.xml",
+    decorator=[
+        origin_cache(
+            1 * 24 * 60 * 60,                         # 1 day
+            stale_while_revalidate=1 * 24 * 60 * 60,  # 1 day
+            stale_if_error=5 * 24 * 60 * 60,          # 5 days
+        ),
+    ],
+)
+def rss_project_updates(project, request):
+    request.response.content_type = "text/xml"
+    request.find_service(name="csp").merge(XML_CSP)
+    return {
+        "project": project,
+    }
+
+
 @view_config(
     route_name="rss.packages",
     renderer="rss/packages.xml",

warehouse/templates/base.html

@@ -33,6 +33,7 @@
 
     <link rel="alternate" type="application/rss+xml" title="RSS: 40 latest updates" href="{{ request.route_path('rss.updates') }}">
     <link rel="alternate" type="application/rss+xml" title="RSS: 40 newest packages" href="{{ request.route_path('rss.packages') }}">
+    {% block extra_rss %}{% endblock %}
     {% if self.canonical_url() %}
     <link rel="canonical" href="{% block canonical_url %}{% endblock %}">
     {% endif %}

warehouse/templates/packaging/detail.html

@@ -56,6 +56,10 @@ <h3 class="package-snippet__title">
 
 {% block description %}{{ release.summary }}{% endblock %}
 
+{% block extra_rss %}
+  <link rel="alternate" type="application/rss+xml" title="RSS: Latest releases of the {{ release.project.normalized_name }} package" href="{{ request.route_path('rss.project_updates', name=release.project.normalized_name) }}">
+{% endblock %}
+
 {% block canonical_url %}{{ request.route_url('packaging.project', name=release.project.name) }}{% endblock %}
 
 {% block content %}

warehouse/templates/rss/base.xml

@@ -3,7 +3,7 @@
 <rss version="0.91">
  <channel>
   <title>{% block title %}{% endblock %}</title>
-  <link>{{ request.route_url('index') }}</link>
+  <link>{% block link %}{{ request.route_url('index') }}{% endblock %}</link>
   <description>{% block description %}{% endblock %}</description>
   <language>en</language>
   {% block items %}{% endblock %}

warehouse/templates/rss/project_updates.xml

@@ -0,0 +1,14 @@
+{% extends "base.xml" %}
+{% block title %}Latest releases of the "{{ project.name }}" project{% endblock %}
+{% block description %}Latest releases of the "{{ project.name }}" project to the Python Package Index{% endblock %}
+{% block link %}{{ request.route_url('packaging.project', name=project.name) }}{% endblock %}
+{% block items %}
+  {% for release in project.releases %}
+  <item>
+    <title>{{ project_name }} {{ release.version }}</title>
+    <link>{{ request.route_url('packaging.release', name=release.project.normalized_name, version=release.version) }}</link>
+    <description>{{ release.summary }}</description>
+    <pubDate>{{ release.created|format_rfc822_datetime() }}</pubDate>
+  </item>
+  {% endfor %}
+{% endblock %}