DataObjects/Core_domain.php

[Pman.Core] / Prune.php

diff --git a/Prune.php b/Prune.php
index 0c94d7c..d827318 100644 (file)
--- a/Prune.php
+++ b/Prune.php
@@ -52,11 +52,13 @@ class Pman_Core_Prune extends Pman
         $f->query("
             DELETE FROM Events where 
                   event_when < NOW() - INTERVAL {$inM} MONTH
+                  AND
+                  action != 'NOTIFY'
                   LIMIT 100000
         ");
         
         // notificication events occur alot - so we should trash them more frequently..
-        $f = DB_DataObject::Factory('reader_article');
+      /*  $f = DB_DataObject::Factory('reader_article');
         $f->query("
             DELETE FROM Events where 
                   event_when < NOW() - INTERVAL 1 MONTH
@@ -64,6 +66,44 @@ class Pman_Core_Prune extends Pman
                   action IN ('NOTIFY')
                   LIMIT 100000
         ");
+        */
+        // rather than deleting them all, it's probably best to just delete notify events that occured to often.
+        // eg. when we tried to deliver multiple times without success...
+        /*
+         *
+         SELECT on_id, on_table, min(id) as min_id, max(id) as max_id, count(*) as mm FROM Events
+         WHERE action = 'NOTIFY' and event_when < NOW() - INTERVAL 1 WEEK GROUP BY  on_id, on_table HAVING  mm > 2 ORDER BY mm desc;
+         */
+        
+        //DB_DataObject::debugLevel(1);
+        $f = DB_DataObject::Factory('Events');
+        $f->selectAdd();
+        $f->selectAdd("on_id, on_table, min(id) as min_id, max(id) as max_id, count(*) as mm");
+        $f->whereAdd("action = 'NOTIFY' and event_when < NOW() - INTERVAL 1 WEEK");
+        $f->groupBy('on_id, on_table');
+        $f->having("mm > 2");
+        $f->orderBy('mm desc') ;
+        $f->limit(10000);
+        $ar = $f->fetchAll();
+        foreach($ar as $f) {
+            $q = DB_DataObject::Factory('Events');
+            $q->query("DELETE FROM Events where 
+                  action = 'NOTIFY'
+                  AND
+                  on_id = {$f->on_id}
+                  AND
+                  on_table = '{$q->escape($f->on_table)}'
+                  AND
+                  id > {$f->min_id}
+                  AND
+                  id < {$f->max_id}
+            ");
+        }
+        
+        
+
+        
+        
         
         // pruning is for our press project - so we do not clean up dependant tables at present..