phpfreechat-svn Mailing List for phpFreeChat (Page 16)

SourceForge Headquarters 225 Broadway Suite 1600 San Diego, CA 92101 +1 (858) 422-6466

Revision: 904
          http://svn.sourceforge.net/phpfreechat/?rev=904&view=rev
Author:   kerphi
Date:     2006-12-19 14:35:09 -0800 (Tue, 19 Dec 2006)

Log Message:
-----------
Container optimization: add a memory cache (work in progress)

Modified Paths:
--------------
    trunk/src/pfccontainer.class.php

Modified: trunk/src/pfccontainer.class.php
===================================================================

--- trunk/src/pfccontainer.class.php	2006-12-19 22:32:45 UTC (rev 903)
+++ trunk/src/pfccontainer.class.php	2006-12-19 22:35:09 UTC (rev 904)
@@ -289,7 +289,7 @@
   {
     if ($chan == NULL) $chan = 'SERVER';
 
-    $ret = $this->getMeta("channelid-to-nickid", $this->encode($chan));    
+    $ret = $this->getMeta("channelid-to-nickid", $this->encode($chan));
     for($i = 0; $i<count($ret['timestamp']); $i++)
     {
       if ($ret['value'][$i] == $nickid) return $i;
@@ -493,17 +493,22 @@
   {
     $ret = $this->_container->setMeta($group, $subgroup, $leaf, $leafvalue);
 
-    echo "setMeta($group, $subgroup, $leaf, $leafvalue)\n";
-    //print_r($ret);
+    //    echo "setMeta($group, $subgroup, $leaf, $leafvalue)\n";
 
-    
-    // @todo creer la bonne hierarchie du cache
-    
-    //$this->_cache['group'][$group] = array_merge($this->_cache['group'][$group],array($subgroup));
-    //$this->_cache[$group][$subgroup][$leaf] = $leafvalue;
-    
-    //$this->_cache['subgroup'][$group][$subgroup] = $ret;
-    //$this->_cache['leaf'][$group][$subgroup][$leaf] = ($withleafvalue ? ;    
+    if (isset($this->_cache[$group]['value']) &&
+        !in_array($subgroup, $this->_cache[$group]['value']))
+    {
+      $this->_cache[$group]['value'][]     = $subgroup;
+      $this->_cache[$group]['timestamp'][] = time();
+    }
+    if (isset($this->_cache[$group]['childs'][$subgroup]['value']) &&
+        !in_array($leaf, $this->_cache[$group]['childs'][$subgroup]['value']))
+    {
+      $this->_cache[$group]['childs'][$subgroup]['value'][]     = $leaf;
+      $this->_cache[$group]['childs'][$subgroup]['timestamp'][] = time();
+    }
+    $this->_cache[$group]['childs'][$subgroup]['childs'][$leaf]['value'] = array($leafvalue);
+    $this->_cache[$group]['childs'][$subgroup]['childs'][$leaf]['timestamp'] = array(time());
 
     return $ret;    
   }
@@ -519,52 +524,58 @@
    */
   function getMeta($group, $subgroup = null, $leaf = null, $withleafvalue = false)
   {
-    echo "getMeta($group, $subgroup, $leaf, $withleafvalue)\n";
+    $ret = array('timestamp' => array(),
+                 'value'     => array());
+
     
     // check in the cache
-    $ret = array('timestamp' => array(),
-                 'value'     => array());
+    $incache = false;
     if ($subgroup == null &&
         isset($this->_cache[$group]['value']))
     {
-      $ret['timestamp'] = $this->_cache[$group]['timestamp'];
-      $ret['value']     = $this->_cache[$group]['value'];
-      echo "getMeta->incache\n";
-      return $ret;    
+      $incache = true;
+      $ret = $this->_cache[$group];
     }
     else if ($leaf == null &&
-             isset($this->_cache[$group][$subgroup]['value']))
+             isset($this->_cache[$group]['childs'][$subgroup]['value']))
     {
-      $ret['timestamp'] = $this->_cache[$group][$subgroup]['timestamp'];
-      $ret['value']     = $this->_cache[$group][$subgroup]['value'];
-      echo "getMeta->incache\n";
-      return $ret;
+      $incache = true;
+      $ret = $this->_cache[$group]['childs'][$subgroup];
     }
     else
     {
       if ($withleafvalue)
       {
-        if (isset($this->_cache[$group][$subgroup][$leaf]['value']))
+        if (isset($this->_cache[$group]['childs'][$subgroup]['childs'][$leaf]['value']))
         {
-          echo "getMeta->incache\n";
-          return $this->_cache[$group][$subgroup][$leaf];
+          $incache = true;
+          $ret = $this->_cache[$group]['childs'][$subgroup]['childs'][$leaf];
         }
       }
       else
       {
-        if (isset($this->_cache[$group][$subgroup][$leaf]['timestamp']))
+        if (isset($this->_cache[$group]['childs'][$subgroup]['childs'][$leaf]['timestamp']))
         {
-          echo "getMeta->incache\n";        
-          return $this->_cache[$group][$subgroup][$leaf];
+          $incache = true;
+          $ret = $this->_cache[$group]['childs'][$subgroup]['childs'][$leaf];
         }
       }
     }
 
-    echo "getMeta->notincache\n";
+    //    echo "getMeta($group, $subgroup, $leaf, $withleafvalue)".($incache?"incache":"notincache")."\n";
+
     
+    if ($incache)
+    {
+      $ret = array('timestamp' => $ret['timestamp'],
+                   'value'     => $ret['value']);
+      return $ret;
+    }
+    
     // get the fresh data
     $ret = $this->_container->getMeta($group, $subgroup, $leaf, $withleafvalue);
 
+    
     // store in the cache
     if ($subgroup == null)
     {
@@ -573,14 +584,16 @@
     }
     else if ($leaf == null)
     {
-      $this->_cache[$group][$subgroup]['value']     = $ret['value'];
-      $this->_cache[$group][$subgroup]['timestamp'] = $ret['timestamp'];
+      $this->_cache[$group]['childs'][$subgroup]['value']     = $ret['value'];
+      $this->_cache[$group]['childs'][$subgroup]['timestamp'] = $ret['timestamp'];
     }
     else
     {
       if ($withleafvalue)
-        $this->_cache[$group][$subgroup][$leaf]['value'] = $ret['value'];
-      $this->_cache[$group][$subgroup][$leaf]['timestamp'] = $ret['timestamp'];    
+        $this->_cache[$group]['childs'][$subgroup]['childs'][$leaf]['value'] = $ret['value'];
+      else
+        unset($this->_cache[$group]['childs'][$subgroup]['childs'][$leaf]['value']);
+      $this->_cache[$group]['childs'][$subgroup]['childs'][$leaf]['timestamp'] = $ret['timestamp'];    
     }
     
     return $ret;
@@ -596,21 +609,45 @@
    */
   function rmMeta($group, $subgroup = null, $leaf = null)
   {
-    echo "rmMeta($group, $subgroup, $leaf)\n";
- 
-    print_r($this->_cache);
+    //echo "rmMeta($group, $subgroup, $leaf)\n";
 
+    //    if ($group == "channelid-to-nickid")
+    //    { echo "avant\n";   print_r($this->_cache[$group]); }
+
     // remove from the cache
     if ($group == null)
       $this->_cache = array();
     else if ($subgroup == null)
       unset($this->_cache[$group]);
     else if ($leaf == null)
-      unset($this->_cache[$group][$subgroup]);
+    {
+      if (isset($this->_cache[$group]['value']))
+      {
+        $i = array_search($subgroup,$this->_cache[$group]['value']);
+        if ($i !== FALSE)
+        {
+          unset($this->_cache[$group]['value'][$i]);
+          unset($this->_cache[$group]['timestamp'][$i]);
+        }
+      }
+      unset($this->_cache[$group]['childs'][$subgroup]);
+    }
     else
-      unset($this->_cache[$group][$subgroup][$leaf]);  
+    {
+      if (isset($this->_cache[$group]['childs'][$subgroup]['value']))
+      {
+        $i = array_search($leaf,$this->_cache[$group]['childs'][$subgroup]['value']);
+        if ($i !== FALSE)
+        {
+          unset($this->_cache[$group]['childs'][$subgroup]['value'][$i]);
+          unset($this->_cache[$group]['childs'][$subgroup]['timestamp'][$i]);
+        }
+      }
+      unset($this->_cache[$group]['childs'][$subgroup]['childs'][$leaf]);
+    }
 
-    print_r($this->_cache);
+    //    if ($group == "channelid-to-nickid")
+    //    { echo "apres\n";   print_r($this->_cache[$group]); }
   
     return $this->_container->rmMeta($group, $subgroup, $leaf);
   }


This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site.




2006	Jan	Feb (2)	Mar	Apr (61)	May (56)	Jun (96)	Jul (23)	Aug (62)	Sep (76)	Oct (48)	Nov (28)	Dec (28)
2007	Jan (31)	Feb (40)	Mar (29)	Apr (11)	May (6)	Jun (18)	Jul (18)	Aug (108)	Sep (24)	Oct (6)	Nov (21)	Dec
2008	Jan	Feb (1)	Mar (16)	Apr	May (3)	Jun	Jul (7)	Aug (1)	Sep (3)	Oct	Nov (3)	Dec (2)
2009	Jan (2)	Feb	Mar (2)	Apr (3)	May	Jun	Jul	Aug (1)	Sep (1)	Oct (1)	Nov	Dec (1)
2010	Jan (2)	Feb	Mar	Apr (6)	May	Jun	Jul	Aug	Sep (1)	Oct	Nov	Dec
2018	Jan (1)	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec

phpfreechat-svn Mailing List for phpFreeChat (Page 16)

phpfreechat-svn — Only subversion commit notification will be sent to this list