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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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74
phpgwapi/inc/class.sessions_php4.inc.php
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@ -42,7 +42,7 @@
} }
session_id($this->sessionid); session_id($this->sessionid);
session_start(); session_start();
return $GLOBALS['phpgw_session'] = $_SESSION['phpgw_session']; return $_SESSION['egw'];
} }
function set_cookie_params($domain) function set_cookie_params($domain)
@ -60,19 +60,15 @@
function register_session($login,$user_ip,$now,$session_flags) function register_session($login,$user_ip,$now,$session_flags)
{ {
// session_start() is now called in new_session_id() !!! // session_start() is now called in new_session_id() !!!
$_SESSION['egw']['session_id'] = $this->sessionid;
$GLOBALS['phpgw_session']['session_id'] = $this->sessionid; $_SESSION['egw']['session_lid'] = $login;
$GLOBALS['phpgw_session']['session_lid'] = $login; $_SESSION['egw']['session_ip'] = $user_ip;
$GLOBALS['phpgw_session']['session_ip'] = $user_ip; $_SESSION['egw']['session_logintime'] = $now;
$GLOBALS['phpgw_session']['session_logintime'] = $now; $_SESSION['egw']['session_dla'] = $now;
$GLOBALS['phpgw_session']['session_dla'] = $now; $_SESSION['egw']['session_action'] = $_SERVER['PHP_SELF'];
$GLOBALS['phpgw_session']['session_action'] = $_SERVER['PHP_SELF']; $_SESSION['egw']['session_flags'] = $session_flags;
$GLOBALS['phpgw_session']['session_flags'] = $session_flags;
// we need the install-id to differ between serveral installs shareing one tmp-dir // 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['egw']['session_install_id'] = $GLOBALS['phpgw_info']['server']['install_id'];
session_register('phpgw_session');
$_SESSION['phpgw_session'] = $GLOBALS['phpgw_session'];
} }
// This will update the DateLastActive column, so the login does not expire // This will update the DateLastActive column, so the login does not expire
@ -94,11 +90,8 @@
$action = $this->xmlrpc_method_called; $action = $this->xmlrpc_method_called;
} }
$GLOBALS['phpgw_session']['session_dla'] = time(); $_SESSION['egw']['session_dla'] = time();
$GLOBALS['phpgw_session']['session_action'] = $action; $_SESSION['egw']['session_action'] = $action;
session_register('phpgw_session');
$_SESSION['phpgw_session'] = $GLOBALS['phpgw_session'];
return True; return True;
} }
@ -144,10 +137,7 @@
{ {
$account_id = get_account_id($accountid,$this->account_id); $account_id = get_account_id($accountid,$this->account_id);
$GLOBALS['phpgw_session']['phpgw_app_sessions']['phpgwapi']['phpgw_info_cache'] = ''; $_SESSION['egw']['app_sessions']['phpgwapi']['phpgw_info_cache'] = '';
session_register('phpgw_session');
$_SESSION['phpgw_session'] = $GLOBALS['phpgw_session'];
} }
function appsession($location = 'default', $appname = '', $data = '##NOTHING##') function appsession($location = 'default', $appname = '', $data = '##NOTHING##')
@ -160,25 +150,16 @@
/* This allows the user to put '' as the value. */ /* This allows the user to put '' as the value. */
if ($data == '##NOTHING##') if ($data == '##NOTHING##')
{ {
// I added these into seperate steps for easier debugging
$data = $GLOBALS['phpgw_session']['phpgw_app_sessions'][$appname][$location]['content'];
/* do not decrypt and return if no data (decrypt returning garbage) */ /* do not decrypt and return if no data (decrypt returning garbage) */
if($data) if($_SESSION['egw']['app_sessions'][$appname][$location])
{ {
$data = $GLOBALS['phpgw']->crypto->decrypt($data); return $GLOBALS['phpgw']->crypto->decrypt($_SESSION['egw']['app_sessions'][$appname][$location]);
//echo "appsession returning: location='$location',app='$appname',data=$data"; _debug_array($data);
return $data;
} }
return false;
} }
else $_SESSION['egw']['app_sessions'][$appname][$location] = $GLOBALS['phpgw']->crypto->encrypt($data);
{
$encrypteddata = $GLOBALS['phpgw']->crypto->encrypt($data); return $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,$b) function session_sort($a,$b)
@ -211,28 +192,23 @@
} }
while ($file = readdir($dir)) while ($file = readdir($dir))
{ {
if (substr($file,0,5) != 'sess_') if (substr($file,0,5) != 'sess_' || $session_cache[$file] === false)
{ {
continue; continue;
} }
if (isset($session_cache[$file])) // use copy from cache 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 if (!$all_no_sort) // we need the up-to-date data --> unset and reread it
{ {
unset($session_cache[$file]); unset($session_cache[$file]);
} }
$session = $session_cache[$file];
} }
if (!isset($session_cache[$file])) // not in cache, read and cache it if (!isset($session_cache[$file])) // not in cache, read and cache it
{ {
if (!is_readable($path. '/' . $file)) if (!is_readable($path. '/' . $file))
{ {
$session_cache[$file] = false; // dont try reading it again
continue; // happens if webserver runs multiple user-ids continue; // happens if webserver runs multiple user-ids
} }
$session = ''; $session = '';
@ -241,17 +217,19 @@
$session = ($size = filesize ($path . '/' . $file)) ? fread ($fd, $size) : 0; $session = ($size = filesize ($path . '/' . $file)) ? fread ($fd, $size) : 0;
fclose ($fd); 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; continue;
} }
$session = unserialize(substr($session,14)); $session = unserialize(substr($session,4));
unset($session['phpgw_app_sessions']); // not needed, saves memory unset($session['app_sessions']); // not needed, saves memory
$session_cache[$file] = $session; $session_cache[$file] = $session;
} }
if($session['session_flags'] == 'A' || !$session['session_id'] || if($session['session_flags'] == 'A' || !$session['session_id'] ||
$session['session_install_id'] != $GLOBALS['phpgw_info']['server']['install_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 continue; // no anonymous sessions or other domains or installations
} }
//echo "file='$file'=<pre>"; print_r($session); echo "</pre>"; //echo "file='$file'=<pre>"; print_r($session); echo "</pre>";