| | |
| | | | | |
| | | +-----------------------------------------------------------------------+ |
| | | | Author: David Saez Padros <david@ols.es> | |
| | | | Thomas Bruederli <roundcube@gmail.com> | |
| | | +-----------------------------------------------------------------------+ |
| | | |
| | | $Id$ |
| | |
| | | * @package RoundCube Webmail |
| | | * @author David Saez Padros <david@ols.es> |
| | | * @author Thomas Bruederli <roundcube@gmail.com> |
| | | * @version 1.14 |
| | | * @version 1.17 |
| | | * @link http://pear.php.net/package/DB |
| | | */ |
| | | class rcube_db |
| | |
| | | var $db_connected = false; // Already connected ? |
| | | var $db_mode = ''; // Connection mode |
| | | var $db_handle = 0; // Connection handle |
| | | var $db_pconn = false; // Use persistent connections |
| | | var $db_error = false; |
| | | var $db_error_msg = ''; |
| | | |
| | | var $a_query_results = array('dummy'); |
| | | var $last_res_id = 0; |
| | |
| | | * @param string DSN for read/write operations |
| | | * @param string Optional DSN for read only operations |
| | | */ |
| | | function __construct($db_dsnw, $db_dsnr='') |
| | | function __construct($db_dsnw, $db_dsnr='', $pconn=false) |
| | | { |
| | | if ($db_dsnr=='') |
| | | $db_dsnr=$db_dsnw; |
| | | |
| | | $this->db_dsnw = $db_dsnw; |
| | | $this->db_dsnr = $db_dsnr; |
| | | $this->db_pconn = $pconn; |
| | | |
| | | $dsn_array = DB::parseDSN($db_dsnw); |
| | | $this->db_provider = $dsn_array['phptype']; |
| | |
| | | * |
| | | * @see rcube_db::__construct |
| | | */ |
| | | function rcube_db($db_dsnw,$db_dsnr='') |
| | | function rcube_db($db_dsnw, $db_dsnr='', $pconn=false) |
| | | { |
| | | $this->__construct($db_dsnw,$db_dsnr); |
| | | $this->__construct($db_dsnw, $db_dsnr, $pconn); |
| | | } |
| | | |
| | | |
| | |
| | | function dsn_connect($dsn) |
| | | { |
| | | // Use persistent connections if available |
| | | $dbh = DB::connect($dsn, array('persistent' => TRUE)); |
| | | $dbh = DB::connect($dsn, array('persistent' => $this->db_pconn)); |
| | | |
| | | if (DB::isError($dbh)) |
| | | { |
| | | $this->db_error = TRUE; |
| | | $this->db_error_msg = $dbh->getMessage(); |
| | | |
| | | raise_error(array('code' => 500, 'type' => 'db', 'line' => __LINE__, 'file' => __FILE__, |
| | | 'message' => $dbh->getMessage()), TRUE, FALSE); |
| | | 'message' => $this->db_error_msg), TRUE, FALSE); |
| | | |
| | | return FALSE; |
| | | } |
| | | |
| | | else if ($this->db_provider=='sqlite') |
| | |
| | | $dsn = $this->db_dsnw; |
| | | |
| | | $this->db_handle = $this->dsn_connect($dsn); |
| | | $this->db_connected = true; |
| | | $this->db_connected = $this->db_handle ? TRUE : FALSE; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Getter for error state |
| | | * |
| | | * @param boolean True on error |
| | | */ |
| | | function is_error() |
| | | { |
| | | return $this->db_error ? $this->db_error_msg : FALSE; |
| | | } |
| | | |
| | | |
| | |
| | | $mode='w'; |
| | | |
| | | $this->db_connect($mode); |
| | | |
| | | if (!$this->db_connected) |
| | | return FALSE; |
| | | |
| | | if ($this->db_provider == 'sqlite') |
| | | $this->_sqlite_prepare(); |
| | |
| | | switch($this->db_provider) |
| | | { |
| | | case 'pgsql': |
| | | // PostgreSQL uses sequences |
| | | $result = &$this->db_handle->getOne("SELECT CURRVAL('$sequence')"); |
| | | |
| | | case 'mssql': |
| | | $result = &$this->db_handle->getOne("SELECT @@IDENTITY"); |
| | | |
| | | if (DB::isError($result)) |
| | | { |
| | | raise_error(array('code' => 500, 'type' => 'db', 'line' => __LINE__, 'file' => __FILE__, |
| | | 'message' => $result->getMessage()), TRUE, FALSE); |
| | | } |
| | | |
| | | return $result; |
| | | |
| | |
| | | function fetch_assoc($res_id=NULL) |
| | | { |
| | | $result = $this->_get_result($res_id); |
| | | return $this->_fetch_row($result, DB_FETCHMODE_ASSOC); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Get an index array for one row |
| | | * If no query handle is specified, the last query will be taken as reference |
| | | * |
| | | * @param number Optional query handle identifier |
| | | * @return mixed Array with col values or FALSE on failure |
| | | * @access public |
| | | */ |
| | | function fetch_array($res_id=NULL) |
| | | { |
| | | $result = $this->_get_result($res_id); |
| | | return $this->_fetch_row($result, DB_FETCHMODE_ORDERED); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Get co values for a result row |
| | | * |
| | | * @param object Query result handle |
| | | * @param number Fetch mode identifier |
| | | * @return mixed Array with col values or FALSE on failure |
| | | * @access private |
| | | */ |
| | | function _fetch_row($result, $mode) |
| | | { |
| | | if (DB::isError($result)) |
| | | { |
| | | raise_error(array('code' => 500, 'type' => 'db', 'line' => __LINE__, 'file' => __FILE__, |
| | |
| | | return FALSE; |
| | | } |
| | | |
| | | return $result->fetchRow(DB_FETCHMODE_ASSOC); |
| | | return $result->fetchRow($mode); |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * Formats input so it can be safely used in a query |
| | |
| | | } |
| | | |
| | | |
| | | /* |
| | | * Return SQL function for current time and date |
| | | * |
| | | * @return string SQL function to use in query |
| | | * @access public |
| | | */ |
| | | function now() |
| | | { |
| | | switch($this->db_provider) |
| | | { |
| | | case 'mssql': |
| | | return "getdate()"; |
| | | |
| | | default: |
| | | return "now()"; |
| | | } |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Return SQL statement to convert a field value into a unix timestamp |
| | | * |
| | |
| | | { |
| | | case 'pgsql': |
| | | return "EXTRACT (EPOCH FROM $field)"; |
| | | break; |
| | | |
| | | case 'mssql': |
| | | return "datediff(s, '1970-01-01 00:00:00', $field)"; |
| | | |
| | | default: |
| | | return "UNIX_TIMESTAMP($field)"; |
| | |
| | | case 'mysqli': |
| | | case 'mysql': |
| | | case 'sqlite': |
| | | return "FROM_UNIXTIME($timestamp)"; |
| | | return sprintf("FROM_UNIXTIME(%d)", $timestamp); |
| | | |
| | | default: |
| | | return date("'Y-m-d H:i:s'", $timestamp); |