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optimized handling of app_session data under php4: previously there was always a copy of the data in $GLOBALS['phpgw_sessions'], which is unnecessary and needs double as much memory. Also changed the name from $_SESSION[phpgw_session] to $_SESSION[egw]

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This commit is contained in:
Ralf Becker 2005-02-18 20:28:06 +00:00
parent ff995066bc
commit 844ec779c2
1 changed files with 26 additions and 48 deletions
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76
phpgwapi/inc/class.sessions_php4.inc.php
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@ -42,7 +42,7 @@
}
session_id($this->sessionid);
session_start();
return $GLOBALS['phpgw_session'] = $_SESSION['phpgw_session'];
return $_SESSION['egw'];
}
function set_cookie_params($domain)
@ -60,19 +60,15 @@
function register_session($login,$user_ip,$now,$session_flags)
{
// session_start() is now called in new_session_id() !!!
$GLOBALS['phpgw_session']['session_id'] = $this->sessionid;
$GLOBALS['phpgw_session']['session_lid'] = $login;
$GLOBALS['phpgw_session']['session_ip'] = $user_ip;
$GLOBALS['phpgw_session']['session_logintime'] = $now;
$GLOBALS['phpgw_session']['session_dla'] = $now;
$GLOBALS['phpgw_session']['session_action'] = $_SERVER['PHP_SELF'];
$GLOBALS['phpgw_session']['session_flags'] = $session_flags;
$_SESSION['egw']['session_id'] = $this->sessionid;
$_SESSION['egw']['session_lid'] = $login;
$_SESSION['egw']['session_ip'] = $user_ip;
$_SESSION['egw']['session_logintime'] = $now;
$_SESSION['egw']['session_dla'] = $now;
$_SESSION['egw']['session_action'] = $_SERVER['PHP_SELF'];
$_SESSION['egw']['session_flags'] = $session_flags;
// we need the install-id to differ between serveral installs shareing one tmp-dir
$GLOBALS['phpgw_session']['session_install_id'] = $GLOBALS['phpgw_info']['server']['install_id'];
session_register('phpgw_session');
$_SESSION['phpgw_session'] = $GLOBALS['phpgw_session'];
$_SESSION['egw']['session_install_id'] = $GLOBALS['phpgw_info']['server']['install_id'];
}
// This will update the DateLastActive column, so the login does not expire
@ -94,11 +90,8 @@
$action = $this->xmlrpc_method_called;
}
$GLOBALS['phpgw_session']['session_dla'] = time();
$GLOBALS['phpgw_session']['session_action'] = $action;
session_register('phpgw_session');
$_SESSION['phpgw_session'] = $GLOBALS['phpgw_session'];
$_SESSION['egw']['session_dla'] = time();
$_SESSION['egw']['session_action'] = $action;
return True;
}
@ -144,10 +137,7 @@
{
$account_id = get_account_id($accountid,$this->account_id);
$GLOBALS['phpgw_session']['phpgw_app_sessions']['phpgwapi']['phpgw_info_cache'] = '';
session_register('phpgw_session');
$_SESSION['phpgw_session'] = $GLOBALS['phpgw_session'];
$_SESSION['egw']['app_sessions']['phpgwapi']['phpgw_info_cache'] = '';
}
function appsession($location = 'default', $appname = '', $data = '##NOTHING##')
@ -160,26 +150,17 @@
/* This allows the user to put '' as the value. */
if ($data == '##NOTHING##')
{
// I added these into seperate steps for easier debugging
$data = $GLOBALS['phpgw_session']['phpgw_app_sessions'][$appname][$location]['content'];
/* do not decrypt and return if no data (decrypt returning garbage) */
if($data)
if($_SESSION['egw']['app_sessions'][$appname][$location])
{
$data = $GLOBALS['phpgw']->crypto->decrypt($data);
//echo "appsession returning: location='$location',app='$appname',data=$data"; _debug_array($data);
return $GLOBALS['phpgw']->crypto->decrypt($_SESSION['egw']['app_sessions'][$appname][$location]);
}
return false;
}
$_SESSION['egw']['app_sessions'][$appname][$location] = $GLOBALS['phpgw']->crypto->encrypt($data);
return $data;
}
}
else
{
$encrypteddata = $GLOBALS['phpgw']->crypto->encrypt($data);
$GLOBALS['phpgw_session']['phpgw_app_sessions'][$appname][$location]['content'] = $encrypteddata;
session_register('phpgw_session');
$_SESSION['phpgw_session'] = $GLOBALS['phpgw_session'];
return $data;
}
}
function session_sort($a,$b)
{
@ -211,28 +192,23 @@
}
while ($file = readdir($dir))
{
if (substr($file,0,5) != 'sess_')
if (substr($file,0,5) != 'sess_' || $session_cache[$file] === false)
{
continue;
}
if (isset($session_cache[$file])) // use copy from cache
{
$session = $session_cache[$file];
if ($session['session_flags'] == 'A' || !$session['session_id'] ||
$session['session_install_id'] != $GLOBALS['phpgw_info']['server']['install_id'])
{
continue; // no anonymous sessions or other domains or installations
}
if (!$all_no_sort) // we need the up-to-date data --> unset and reread it
{
unset($session_cache[$file]);
}
$session = $session_cache[$file];
}
if (!isset($session_cache[$file])) // not in cache, read and cache it
{
if (!is_readable($path. '/' . $file))
{
$session_cache[$file] = false; // dont try reading it again
continue; // happens if webserver runs multiple user-ids
}
$session = '';
@ -241,17 +217,19 @@
$session = ($size = filesize ($path . '/' . $file)) ? fread ($fd, $size) : 0;
fclose ($fd);
}
if (substr($session,0,14) != 'phpgw_session|')
if (substr($session,0,4) != 'egw|')
{
$session_cache[$file] = false; // dont try reading it again
continue;
}
$session = unserialize(substr($session,14));
unset($session['phpgw_app_sessions']); // not needed, saves memory
$session = unserialize(substr($session,4));
unset($session['app_sessions']); // not needed, saves memory
$session_cache[$file] = $session;
}
if($session['session_flags'] == 'A' || !$session['session_id'] ||
$session['session_install_id'] != $GLOBALS['phpgw_info']['server']['install_id'])
{
$session_cache[$file] = false; // dont try reading it again
continue; // no anonymous sessions or other domains or installations
}
//echo "file='$file'=<pre>"; print_r($session); echo "</pre>";