Make list of publishable feeds configurable, per:

http://lists.planetplanet.org/archives/devel/2010-June/002149.html

Also change use of stderr to log, and provide a main program entry point
which can be used to initiate publishing.

docs/config.html

@@ -126,6 +126,9 @@ hub when feeds are published, speeding delivery of updates to
 subscribers.  See
 the <a href="http://code.google.com/p/pubsubhubbub/"> PubSubHubbub
 home page</a> for more information.</dd>
+<dt><ins>pubsubhubbub_feeds</ins></dt>
+<dd>List of feeds to publish.  Defaults to <code>atom.xml rss10.xml
+rss20.xml</code>.</dd>
 </dl>
 <p>Additional options can be found in
 <a href="normalization.html#overrides">normalization level overrides</a>.</p>

planet/config.py

@@ -106,6 +106,7 @@ def __init__():
     define_planet('output_dir', 'output')
     define_planet('spider_threads', 0) 
     define_planet('pubsubhubbub_hub', '')
+    define_planet_list('pubsubhubbub_feeds', 'atom.xml rss10.xml rss20.xml')
 
     define_planet_int('new_feed_items', 0) 
     define_planet_int('feed_timeout', 20)

planet/publish.py

@@ -1,15 +1,26 @@
 import os, sys
 import urlparse
+import planet
 import pubsubhubbub_publisher as PuSH
 
 def publish(config):
+    log = planet.logger
     hub = config.pubsubhubbub_hub()
     link = config.link()
+
+    # identify feeds
+    feeds = []
     if hub and link:
         for root, dirs, files in os.walk(config.output_dir()):
-            xmlfiles = [urlparse.urljoin(link, f) for f in files if f in ['atom.xml', 'rss10.xml', 'rss20.xml']]
+            for file in files:
-            try:
+                 if file in config.pubsubhubbub_feeds():
-                PuSH.publish(hub, xmlfiles)
+                     feeds.append(urlparse.urljoin(link, file))
-            except PuSH.PublishError, e:
+
-                sys.stderr.write("PubSubHubbub publishing error: %s\n" % e)
+    # publish feeds
-            break
+    if feeds:
+        try:
+            PuSH.publish(hub, feeds)
+            for feed in feeds:
+                log.info("Published %s to %s\n" % (feed, hub))
+        except PuSH.PublishError, e:
+            log.error("PubSubHubbub publishing error: %s\n" % e)

publish.py

@@ -0,0 +1,17 @@
+#!/usr/bin/env python
+"""
+Main program to run just the splice portion of planet
+"""
+
+import os.path
+import sys
+from planet import publish, config
+
+if __name__ == '__main__':
+
+    if len(sys.argv) == 2 and os.path.isfile(sys.argv[1]):
+        config.load(sys.argv[1])
+        publish.publish(config)
+    else:
+        print "Usage:"
+        print "  python %s config.ini" % sys.argv[0]