/**
*/
public function write($id, $session_data)
{
if (!$this->_db->isActive()) {
$this->_db->reconnect();
$this->_db->beginDbTransaction();
}
/* Check if session exists. */
try {
$exists = $this->_db->selectValue(sprintf('SELECT 1 FROM %s WHERE session_id = ?', $this->_params['table']), array($id));
} catch (Horde_Db_Exception $e) {
return false;
}
/* Update or insert session data. */
$values = array('session_data' => new Horde_Db_Value_Binary($session_data), 'session_lastmodified' => time());
try {
if ($exists) {
$this->_db->updateBlob($this->_params['table'], $values, array('session_id = ?', array($id)));
} else {
$this->_db->insertBlob($this->_params['table'], array_merge(array('session_id' => $id), $values));
}
$this->_db->commitDbTransaction();
} catch (Horde_Db_Exception $e) {
try {
$this->_db->rollbackDbTransaction();
} catch (Horde_Db_Exception $e) {
}
return false;
}
return true;
}
/**
*/
public function write($id, $session_data)
{
if (!$this->_db->isActive()) {
$this->_db->reconnect();
$this->_db->beginDbTransaction();
}
/* Check if session exists. */
try {
$exists = $this->_db->selectValue(sprintf('SELECT 1 FROM %s WHERE session_id = ?', $this->_params['table']), array($id));
} catch (Horde_Db_Exception $e) {
return false;
}
/* Update or insert session data. */
$session_data = new Horde_Db_Value_Binary($session_data);
try {
if ($exists) {
$query = sprintf('UPDATE %s ' . 'SET session_data = ?, session_lastmodified = ? ' . 'WHERE session_id = ?', $this->_params['table']);
$values = array($session_data, time(), $id);
$this->_db->update($query, $values);
} else {
$query = sprintf('INSERT INTO %s ' . '(session_id, session_data, session_lastmodified) ' . 'VALUES (?, ?, ?)', $this->_params['table']);
$values = array($id, $session_data, time());
$this->_db->insert($query, $values);
}
$this->_db->commitDbTransaction();
} catch (Horde_Db_Exception $e) {
try {
$this->_db->rollbackDbTransaction();
} catch (Horde_Db_Exception $e) {
}
return false;
}
return true;
}
/**
*/
public function store($scope_ob)
{
if (!$this->_db->isActive()) {
$this->_db->reconnect();
}
$charset = $this->_db->getOption('charset');
// For each preference, check for an existing table row and
// update it if it's there, or create a new one if it's not.
foreach ($scope_ob->getDirty() as $name) {
$value = $scope_ob->get($name);
if (is_null($value)) {
$this->remove($scope_ob->scope, $name);
} else {
$values = array($this->_params['user'], $name, $scope_ob->scope);
// Does a row already exist for this preference?
$query = 'SELECT 1 FROM ' . $this->_params['table'] . ' WHERE pref_uid = ? AND pref_name = ?' . ' AND pref_scope = ?';
try {
$check = $this->_db->selectValue($query, $values);
} catch (Horde_Db_Exception $e) {
throw new Horde_Prefs_Exception($e);
}
/* Driver has no support for storing locked status. */
$value = Horde_String::convertCharset($value, 'UTF-8', $charset);
$value = new Horde_Db_Value_Binary($value);
if (empty($check)) {
// Insert a new row.
$query = 'INSERT INTO ' . $this->_params['table'] . ' ' . '(pref_uid, pref_scope, pref_name, pref_value) VALUES' . '(?, ?, ?, ?)';
$values = array($this->_params['user'], $scope_ob->scope, $name, $value);
try {
$this->_db->insert($query, $values);
} catch (Horde_Db_Exception $e) {
throw new Horde_Prefs_Exception($e);
}
} else {
// Update the existing row.
$query = 'UPDATE ' . $this->_params['table'] . ' SET pref_value = ?' . ' WHERE pref_uid = ?' . ' AND pref_name = ?' . ' AND pref_scope = ?';
$values = array($value, $this->_params['user'], $name, $scope_ob->scope);
try {
$this->_db->update($query, $values);
} catch (Horde_Db_Exception $e) {
throw new Horde_Prefs_Exception($e);
}
}
}
}
}
