Kill the `age` field.

It's just the inverse of `updated`, and we don't want to figure out how to do math in the ES indexing.

apps/search/__init__.py

@@ -24,7 +24,7 @@ DATE_LIST = (
 )
 
 GROUPSORT = (
-    ('-@relevance', 'age'),  # default
+    ('-@relevance', '-updated'),  # default
     '-updated',
     '-created',
     '-replies',
@@ -65,7 +65,7 @@ NUMBER_LIST = (
 )
 
 SORT_QUESTIONS = (
-    ('-@relevance', 'age'),  # default
+    ('-@relevance', '-updated'),  # default
     ('-updated',),
     ('-created',),
     ('-replies',)

configs/sphinx/localsettings.py-dist

@@ -18,15 +18,3 @@ ETC_PATH        = '/etc'
 LISTEN_PORT     = 3381
 LISTEN_SQL_HOST = 'localhost'
 LISTEN_SQL_PORT = 3382
-
-## Age divisor
-# We convert the |age| attribute from the |forum_thread| index into a more
-# useful unit than seconds. In the list below, to convert to <unit> assign
-# this to <value>
-# <unit>    : <value>
-# second    : 1
-# minute    : 60
-# hour      : 3600
-# day       : 86400
-# week      : 604800
-AGE_DIVISOR = 86400

configs/sphinx/localsettings_django.py

@@ -33,5 +33,3 @@ ROOT_PATH       = settings.TEST_SPHINX_PATH
 CATALOG_PATH    = '/data'
 LOG_PATH        = '/log'
 ETC_PATH        = '/etc'
-
-AGE_DIVISOR = 86400

configs/sphinx/sphinx.conf

@@ -128,8 +128,7 @@ source questions
                 a.creator_id = auth_user.id \
         ) AS answer_creator, \
         q.num_votes_past_week AS question_votes, \
-        a.upvotes AS answer_votes, \
-        (UNIX_TIMESTAMP() - q.updated)/{age_unit} AS age \
+        a.upvotes AS answer_votes \
     FROM \
         questions_question q \
         LEFT JOIN \
@@ -148,7 +147,6 @@ source questions
     sql_attr_uint       = answer_creator
     sql_attr_uint       = question_votes
     sql_attr_uint       = answer_votes
-    sql_attr_uint       = age
 
     sql_attr_multi = uint tag from query; SELECT \
         IF(a.id, q.id * 10e{n} + a.id, q.id * 10e{n}) AS id, \
@@ -174,7 +172,7 @@ source questions
         taggit_tag t \
             ON t.id = ti.tag_id
 }}
-""".format(mysql=MYSQL, age_unit=AGE_DIVISOR, n=ID_FACTOR)
+""".format(mysql=MYSQL, n=ID_FACTOR)
 
 config = config + """
 index questions
@@ -217,7 +215,6 @@ source discussion_forums
             WHERE \
                 forums_post.id = thread.last_post_id \
         ) AS updated, \
-        (UNIX_TIMESTAMP() - post.updated)/{age_unit} AS age, \
         thread.replies AS replies \
     FROM \
         forums_post AS post \
@@ -234,11 +231,10 @@ source discussion_forums
     sql_attr_uint       = author_ord
     sql_attr_timestamp  = created
     sql_attr_timestamp  = updated
-    sql_attr_uint       = age
     sql_attr_uint       = replies
 
 }}
-""".format(mysql=MYSQL, age_unit=AGE_DIVISOR)
+""".format(mysql=MYSQL)
 
 config = config + """
 index discussion_forums