Remove RSS feed (#254)

* Remove RSS feed

* Use production domain for SITEURL

pelicanconf.py

@@ -1,11 +1,19 @@
 """Read the Docs website Pelican configuration."""
 
+import os
 
 AUTHOR = 'Read the Docs, Inc'
 SITENAME = 'Read the Docs'
-SITEURL = ''
 RELATIVE_URLS = True
 
+if os.environ.get("READTHEDOCS_VERSION_TYPE") == "external":
+    # Make all URLs "domainless" in the RTD PR preview
+    # https://docs.readthedocs.io/en/stable/reference/environment-variables.html
+    SITEURL = ""
+else:
+    # This setting is needed to make the RSS/Atom feeds generate correctly
+    SITEURL = "https://https://about.readthedocs.com"
+
 TIMEZONE = 'US/Pacific'
 DEFAULT_LANG = 'en'
 DEFAULT_DATE_FORMAT = '%b %-d, %Y'
@@ -38,8 +46,8 @@
 # Feed (RSS/Atom) settings
 FEED_DOMAIN = SITEURL
 FEED_ATOM = "feeds/atom.xml"
-FEED_RSS = "feeds/feed.rss"
 FEED_MAX_ITEMS = 1
+FEED_RSS = None  # No rss
 FEED_ALL_ATOM = None  # No translation
 TRANSLATION_FEED_ATOM = None  # No translation
 AUTHOR_FEED_ATOM = None  # No per author feed

readthedocs_theme/templates/index.html

@@ -77,7 +77,7 @@
               <div class="item">
                 <i class="fad fa-feed icon"></i>
                 <div class="content">
-                  Subscribe to <a href="/feeds/feed.rss">our RSS feed</a> or <a href="/feeds/atom.xml" target="_blank">our Atom feed</a> with your favorite reader.
+                  Subscribe to <a href="/feeds/atom.xml" target="_blank">our Atom feed</a> with your favorite reader.
                 </div>
               </div>
               <div class="item">