From 11aeff6016e8ee586c85913d315c0a5cb0c9fe09 Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Wed, 14 May 2008 11:10:54 +0000
Subject: - Patch #145242 by douggreen et al: refactor node_rank to modules can
 add scoring factors.

---
 modules/statistics/statistics.module | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'modules/statistics/statistics.module')

diff --git a/modules/statistics/statistics.module b/modules/statistics/statistics.module
index 68de78e11..760219e1d 100644
--- a/modules/statistics/statistics.module
+++ b/modules/statistics/statistics.module
@@ -314,3 +314,20 @@ function statistics_nodeapi(&$node, $op, $arg = 0) {
       db_query('DELETE FROM {node_counter} WHERE nid = %d', $node->nid);
   }
 }
+
+/**
+ * Implementation of hook_ranking().
+ */
+function statistics_ranking() {
+  if (variable_get('statistics_count_content_views', 0)) {
+    return array(
+      'views' => array(
+        'title' => t('Number of views'),
+        'join' => 'LEFT JOIN {node_counter} node_counter ON node_counter.nid = i.sid',
+        // Inverse law that maps the highest view count on the site to 1 and 0 to 0.
+        'score' => '2.0 - 2.0 / (1.0 + node_counter.totalcount * %f)',
+        'arguments' => array(variable_get('node_cron_views_scale', 0)),
+      ),
+    );
+  }
+}
-- 
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