Pman.js

[Pman.Core] / Prune.php

diff --git a/Prune.php b/Prune.php
index e69de29..2ed9ea3 100644 (file)
--- a/Prune.php
+++ b/Prune.php
@@ -0,0 +1,168 @@
+<?php
+
+
+/**
+ * Description of Prune
+ *
+ * @author chris
+ */
+
+require_once 'Pman.php';
+class Pman_Core_Prune extends Pman
+{
+    //put your code here
+    static $cli_desc = "Core Prune -- remove old event data (6 months is normally a good idea).";
+    static $cli_opts = array(
+        'months' => array(
+            'desc' => 'How many months',
+            //'default' => 0,
+            'short' => 'm',
+            'min' => 1,
+            'max' => 1,
+            
+        )
+    );
+    var $cli = false;
+    
+    function getAuth() {
+        
+         
+        $ff = HTML_FlexyFramework::get();
+        if (!empty($ff->cli)) {
+            $this->cli = true;
+            return true;
+        }
+        
+ //        return true;// for test only
+        return false;
+    }
+    
+    function get($m="", $opts=array())
+    {
+         // prune irrelivant stuff..
+       
+        
+        
+        $this->prune((int)$opts['months']);
+    }
+    
+    function prune($inM)
+    {
+        // 40 seconds ? to delete 100K records..
+       // DB_DataObject::debugLevel(1);
+       /*
+        $f = DB_DataObject::Factory('Events');
+        $f->query("
+            DELETE FROM Events where 
+                  event_when < NOW() - INTERVAL {$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->query("
+            DELETE FROM Events where 
+                  event_when < NOW() - INTERVAL 1 MONTH
+                  AND
+                  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');
+        $before = $f->count();
+
+        $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 >  {$f->min_id}  -- allow the first one to stay....
+                  AND
+                  id <= {$f->max_id}
+            ");
+        }
+        
+        $f = DB_DataObject::Factory('Events');
+        $after = $f->count();
+        echo "DELETED : " . ($before - $after) . " records\n";
+
+        
+        
+        
+        // pruning is for our press project - so we do not clean up dependant tables at present..
+        
+        if (function_exists('posix_getpwuid')) {
+            $uinfo = posix_getpwuid( posix_getuid () ); 
+         
+            $user = $uinfo['name'];
+        } else {
+            $user = getenv('USERNAME'); // windows.
+        }
+        
+        $ff = HTML_Flexyframework::get()->Pman;
+        
+        $y = date("Y");
+        $m = date("m");
+        $rootDir = $ff['storedir'].'/_events_/'.$user;
+        
+        $dirs = array_filter(glob($rootDir."/*"), 'is_dir');
+        foreach($dirs as $d){
+            $mdirs = array_filter(glob($d."/*"), 'is_dir');
+            foreach($mdirs as $md){
+                $dirDate = str_replace($rootDir."/", '', $md);
+                if(strtotime($dirDate."/01") < strtotime("now - {$inM} months")){
+                    //echo "remove $md\n";
+                    $this->delTree($md);
+                      //  echo $md . " is removed. \n";
+                    
+                }
+            }
+        }
+        
+        exit;
+    }
+    
+    function delTree($dir)
+    {
+        $files = array_diff(scandir($dir), array('.','..'));
+        echo "$dir : Removing " . count($files) . " files\n";
+        clearstatcache();
+        foreach ($files as $file){
+            if (!file_exists("$dir/$file")) {
+                continue;
+            }
+            if (is_dir("$dir/$file")) {
+                $this->delTree("$dir/$file");
+                continue;
+            }
+            unlink("$dir/$file");
+        }
+        return rmdir($dir); 
+    }
+    
+}