PHP ADODB_Session::dataFieldName方法代码示例

 function write($key, $val)
 {
     global $ADODB_SESSION_READONLY;
     if (!empty($ADODB_SESSION_READONLY)) {
         return;
     }
     $clob = ADODB_Session::clob();
     $conn =& ADODB_Session::_conn();
     $crc = ADODB_Session::_crc();
     $data = ADODB_Session::dataFieldName();
     $debug = ADODB_Session::debug();
     $driver = ADODB_Session::driver();
     $expire_notify = ADODB_Session::expireNotify();
     $filter = ADODB_Session::filter();
     $lifetime = ADODB_Session::lifetime();
     $table = ADODB_Session::table();
     if (!$conn) {
         return false;
     }
     $qkey = $conn->qstr($key);
     //assert('$table');
     $expiry = time() + $lifetime;
     $binary = $conn->dataProvider === 'mysql' ? '/*! BINARY */' : '';
     // crc32 optimization since adodb 2.1
     // now we only update expiry date, thx to sebastian thom in adodb 2.32
     if ($crc !== false && $crc == strlen($val) . crc32($val)) {
         if ($debug) {
             ADOConnection::outp('<p>Session: Only updating date - crc32 not changed</p>');
         }
         $expirevar = '';
         if ($expire_notify) {
             $var = reset($expire_notify);
             global ${$var};
             if (isset(${$var})) {
                 $expirevar = ${$var};
             }
         }
         $sql = "UPDATE {$table} SET expiry = " . $conn->Param('0') . ",expireref=" . $conn->Param('1') . " WHERE {$binary} sesskey = " . $conn->Param('2') . " AND expiry >= " . $conn->Param('3');
         $rs =& $conn->Execute($sql, array($expiry, $expirevar, $key, time()));
         return true;
     }
     $val = rawurlencode($val);
     foreach ($filter as $f) {
         if (is_object($f)) {
             $val = $f->write($val, ADODB_Session::_sessionKey());
         }
     }
     $arr = array('sesskey' => $key, 'expiry' => $expiry, $data => $val, 'expireref' => '');
     if ($expire_notify) {
         $var = reset($expire_notify);
         global ${$var};
         if (isset(${$var})) {
             $arr['expireref'] = ${$var};
         }
     }
     if (!$clob) {
         // no lobs, simply use replace()
         $arr[$data] = $conn->qstr($val);
         $rs = $conn->Replace($table, $arr, 'sesskey', $autoQuote = true);
     } else {
         // what value shall we insert/update for lob row?
         switch ($driver) {
             // empty_clob or empty_lob for oracle dbs
             case 'oracle':
             case 'oci8':
             case 'oci8po':
             case 'oci805':
                 $lob_value = sprintf('empty_%s()', strtolower($clob));
                 break;
                 // null for all other
             // null for all other
             default:
                 $lob_value = 'null';
                 break;
         }
         $conn->StartTrans();
         $expiryref = $conn->qstr($arr['expireref']);
         // do we insert or update? => as for sesskey
         $rs =& $conn->Execute("SELECT COUNT(*) AS cnt FROM {$table} WHERE {$binary} sesskey = {$qkey}");
         if ($rs && reset($rs->fields) > 0) {
             $sql = "UPDATE {$table} SET expiry = {$expiry}, {$data} = {$lob_value}, expireref={$expiryref} WHERE  sesskey = {$qkey}";
         } else {
             $sql = "INSERT INTO {$table} (expiry, {$data}, sesskey,expireref) VALUES ({$expiry}, {$lob_value}, {$qkey},{$expiryref})";
         }
         if ($rs) {
             $rs->Close();
         }
         $err = '';
         $rs1 =& $conn->Execute($sql);
         if (!$rs1) {
             $err = $conn->ErrorMsg() . "\n";
         }
         $rs2 =& $conn->UpdateBlob($table, $data, $val, " sesskey={$qkey}", strtoupper($clob));
         if (!$rs2) {
             $err .= $conn->ErrorMsg() . "\n";
         }
         $rs = $rs && $rs2 ? true : false;
         $conn->CompleteTrans();
     }
     if (!$rs) {
//.........这里部分代码省略.........

 function sess_write($sess_id, $data)
 {
     $filter = ADODB_Session::filter();
     $dataFieldName = ADODB_Session::dataFieldName();
     $db_object =& $GLOBALS['ADODB_SESS_CONN'];
     $table = $GLOBALS['ADODB_SESSION_TBL'];
     if (isset($GLOBALS['ADODB_SESS_LIFE'])) {
         $lifetime = $GLOBALS['ADODB_SESS_LIFE'];
     } else {
         $lifetime = ini_get('session.gc_maxlifetime');
         if ($lifetime <= 1) {
             $lifetime = 1440;
         }
     }
     $expire_notify = $GLOBALS['ADODB_SESSION_EXPIRE_NOTIFY'];
     $notify = '';
     if (isset($expire_notify)) {
         $var = reset($expire_notify);
         global ${$var};
         if (isset(${$var})) {
             $notify = ${$var};
         }
     }
     $CurrentTime = time() + $lifetime;
     $data = rawurlencode($data);
     foreach ($filter as $f) {
         if (is_object($f)) {
             $data = $f->write($data, ADODB_Session::_sessionKey());
         }
     }
     $db_object->execute("UPDATE {$table} SET {$dataFieldName} = '{$data}', expiry = '{$CurrentTime}', expireref = '{$notify}' WHERE SessionID = '{$sess_id}'");
     return true;
 }

    // No errors
    ini_set('display_errors', '0');
    // Don't show them
    $db_logging = false;
    // True gives an admin log entry for any SQL calls that update/insert/delete, and turns on adodb's sql logging. Only for use during development!This makes a huge amount of logs! You have been warned!!
}
ini_set('url_rewriter.tags', '');
// Ensure that the session id is *not* passed on the url - this is a possible security hole for logins - including admin.
global $ADODB_CRYPT_KEY;
global $ADODB_SESSION_CONNECT, $ADODB_SESSION_USER, $ADODB_SESSION_DB;
$ADODB_SESS_CONN = '';
$ADODB_SESSION_TBL = $db_prefix . "sessions";
// We explicitly use encrypted sessions, but this adds compression as well.
ADODB_Session::encryptionKey($ADODB_CRYPT_KEY);
// The data field name "data" violates SQL reserved words - switch it to SESSDATA
ADODB_Session::dataFieldName('SESSDATA');
global $db;
connectdb();
$db->prefix = $db_prefix;
$db->logging = $db_logging;
if ($db_logging) {
    adodb_perf::table("{$db->prefix}adodb_logsql");
    $db->LogSQL();
    // Turn on adodb performance logging
}
if (!isset($index_page)) {
    $index_page = false;
}
if (!$index_page) {
    // Ensure that we do not set cookies on the index page, until the player chooses to allow them.
    if (!isset($_SESSION)) {

$ADODB_SESSION_CONNECT = $host;
$ADODB_SESSION_DB = $database;
$ADODB_SESSION_DRIVER = $driver;
$ADODB_SESSION_PWD = $password;
$ADODB_SESSION_TBL = $table;
$ADODB_SESSION_USER = $user;
$ADODB_SESSION_USE_LOBS = $clob;
$ADODB_SESS_DEBUG = $debug;
$ADODB_SESS_LIFE = $lifetime;
if ($optimize) {
    define('ADODB_SESSION_OPTIMIZE', $optimize);
}
define('ADODB_SESSION_SYNCH_SECS', $sync_seconds);
if (class_exists('ADODB_Session')) {
    ADODB_Session::clob($clob);
    ADODB_Session::dataFieldName($data_field_name);
    ADODB_Session::database($database);
    ADODB_Session::debug($debug);
    ADODB_Session::driver($driver);
    ADODB_Session::filter($filters);
    ADODB_Session::host($host);
    ADODB_Session::lifetime($lifetime);
    ADODB_Session::optimize($optimize);
    ADODB_Session::password($password);
    ADODB_Session::syncSeconds($sync_seconds);
    ADODB_Session::table($table);
    ADODB_Session::user($user);
}
function NotifyFn($var, $sesskey)
{
    echo "NotifyFn({$var}, {$sesskey}) called<br />\n";

// a package can decide to override the default user class
$userClass = $gBitSystem->getConfig('user_class', defined('ROLE_MODEL') ? 'RolePermUser' : 'BitPermUser');
require_once USERS_PKG_PATH . $userClass . '.php';
// set session lifetime
if ($gBitSystem->isFeatureActive('site_session_lifetime')) {
    ini_set('session.gc_maxlifetime', $gBitSystem->isFeatureActive('site_session_lifetime'));
}
// is session data stored in DB or in filesystem?
if ($gBitSystem->isFeatureActive('site_store_session_db') && !empty($gBitDbType)) {
    if (file_exists(EXTERNAL_LIBS_PATH . 'adodb/session/adodb-session.php')) {
        include_once EXTERNAL_LIBS_PATH . 'adodb/session/adodb-session.php';
    } elseif (file_exists(UTIL_PKG_PATH . 'adodb/session/adodb-session.php')) {
        include_once UTIL_PKG_PATH . 'adodb/session/adodb-session.php';
    }
    if (class_exists('ADODB_Session')) {
        ADODB_Session::dataFieldName('session_data');
        ADODB_Session::driver($gBitDbType);
        ADODB_Session::host($gBitDbHost);
        ADODB_Session::user($gBitDbUser);
        ADODB_Session::password($gBitDbPassword);
        ADODB_Session::database($gBitDbName);
        ADODB_Session::table(BIT_DB_PREFIX . 'sessions');
        ini_set('session.save_handler', 'user');
    }
}
session_name(BIT_SESSION_NAME);
if ($gBitSystem->isFeatureActive('users_remember_me')) {
    session_set_cookie_params($gBitSystem->getConfig('site_session_lifetime'), $gBitSystem->getConfig('cookie_path', BIT_ROOT_URL), $gBitSystem->getConfig('cookie_domain', ''));
} else {
    session_set_cookie_params($gBitSystem->getConfig('site_session_lifetime'), BIT_ROOT_URL, '');
}