db_mysqli.php

   1 <?php
   2 /*=====================================================================*\
   3 || ###################################################################
   4 || # Blue Static ISSO Framework [#]issoversion[#]
   5 || # Copyright ©2002-[#]year[#] Blue Static
   6 || #
   7 || # This program is free software; you can redistribute it and/or modify
   8 || # it under the terms of the GNU General Public License as published by
   9 || # the Free Software Foundation; version [#]gpl[#] of the License.
  10 || #
  11 || # This program is distributed in the hope that it will be useful, but
  12 || # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  13 || # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  14 || # more details.
  15 || #
  16 || # You should have received a copy of the GNU General Public License along
  17 || # with this program; if not, write to the Free Software Foundation, Inc.,
  18 || # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
  19 || ###################################################################
  20 \*=====================================================================*/
  21
  22 /**
  23 * MySQLi Database Abstraction Layer
  24 * db_mysqli.php
  25 *
  26 * @package      ISSO
  27 */
  28
  29 $this->load('db', null);
  30
  31 /**
  32 * MySQLi Database Abstraction Layer
  33 *
  34 * This framework is a function wrapper for MySQLi functions so we can have
  35 * better error reporting and query reporting.
  36 *
  37 * @author               Blue Static
  38 * @copyright    Copyright ©2002 - [#]year[#], Blue Static
  39 * @version              $Revision$
  40 * @package              ISSO
  41 *
  42 */
  43 class DB_MySQLi extends DB_Abstract
  44 {
  45         /**
  46         * Command mapping list
  47         * @var  array
  48         */
  49         private $commands = array(
  50                 'pconnect'                      => '$this->command_mysqli_connect',
  51                 'connect'                       => '$this->command_mysqli_connect',
  52                 'query'                         => 'mysqli_query',
  53                 'error_num'                     => 'mysqli_errno',
  54                 'error_str'                     => 'mysqli_error',
  55                 'escape_string'         => 'mysqli_real_escape_string',
  56                 'escape_binary'         => 'mysqli_real_escape_string',
  57                 'unescape_binary'       => '$this->command_unescape_binary',
  58                 'fetch_assoc'           => 'mysqli_fetch_assoc',
  59                 'fetch_row'                     => 'mysqli_fetch_row',
  60                 'fetch_object'          => 'mysqli_fetch_object',
  61                 'free_result'           => 'mysqli_free_result',
  62                 'insert_id'                     => 'mysqli_insert_id',
  63                 'num_rows'                      => 'mysqli_num_rows',
  64                 'affected_rows'         => 'mysqli_affected_rows'
  65         );
  66
  67         // ###################################################################
  68         /**
  69         * Constructor
  70         */
  71         public function __construct(&$registry)
  72         {
  73                 parent::__construct($registry);
  74         }
  75
  76         // ###################################################################
  77         /**
  78         * Wrapper: mysqli_connect
  79         *
  80         * @param        string  Server name
  81         * @param        string  User name
  82         * @param        string  Password
  83         * @param        string  Database
  84         *
  85         * @return       integer DB-Link
  86         */
  87         protected function command_mysqli_connect($server, $user, $password, $database)
  88         {
  89                 return mysqli_connect($server, $user, $password, $database);
  90         }
  91
  92         // ###################################################################
  93         /**
  94         * Not supported: unescape binary string
  95         *
  96         * @param        string  Escaped data
  97         *
  98         * @return       string  Same data
  99         */
 100         protected function command_unescape_binary($string)
 101         {
 102                 return $string;
 103         }
 104
 105         // ###################################################################
 106         /**
 107         * Starts a database transaction
 108         */
 109         public function transaction_start()
 110         {
 111                 $this->query("START TRANSACTION");
 112         }
 113
 114         // ###################################################################
 115         /**
 116         * Saves current transaction steps as a savepoint
 117         *
 118         * @param        string  Named savepoint
 119         */
 120         public function transaction_savepoint($name)
 121         {
 122                 $this->query("SAVEPOINT $name");
 123         }
 124
 125         // ###################################################################
 126         /**
 127         * Reverts a transaction back to a given savepoint
 128         *
 129         * @param        string  Named savepoint
 130         */
 131         public function transaction_rollback($name = null)
 132         {
 133                 $this->query("ROLLBACK" . ($name != null ? " TO SAVEPOINT $name" : ""));
 134         }
 135
 136         // ###################################################################
 137         /**
 138         * Commits a database transaction
 139         */
 140         public function transaction_commit()
 141         {
 142                 $this->query("COMMIT");
 143         }
 144 }
 145
 146 /*=====================================================================*\
 147 || ###################################################################
 148 || # $HeadURL$
 149 || # $Id$
 150 || ###################################################################
 151 \*=====================================================================*/
 152 ?>