db_postgresql.php

   1 <?php
   2 /*=====================================================================*\
   3 || ###################################################################
   4 || # Iris Studios Shared Object Framework [#]version[#]
   5 || # Copyright ©2002-[#]year[#] Iris Studios, Inc.
   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 * PostgreSQL Database Abstraction Layer
  24 * db_postgresql.php
  25 *
  26 * @package      ISSO
  27 */
  28
  29 $this->load('db', null);
  30
  31 /**
  32 * PostgreSQL Database Abstraction Layer
  33 *
  34 * This framework is a function wrapper for PostgresQL functions so we can have
  35 * better error reporting and query reporting.
  36 *
  37 * @author               Iris Studios, Inc.
  38 * @copyright    Copyright ©2002 - [#]year[#], Iris Studios, Inc.
  39 * @version              $Revision$
  40 * @package              ISSO
  41 *
  42 */
  43 class DB_PostgreSQL extends DB_Abstract
  44 {
  45         /**
  46         * Command mapping list
  47         * @var  array
  48         * @access       private
  49         */
  50         var $commands = array(
  51                 'pconnect'              => '$this->command_pg_pconnect',
  52                 'connect'               => '$this->command_pg_connect',
  53                 'query'                 => 'pg_query',
  54                 'error_num'             => '$this->command_error_num',
  55                 'error_str'             => '$this->command_error_str',
  56                 'escape_string' => '$this->command_pg_escape_string',
  57                 'fetch_assoc'   => 'pg_fetch_assoc',
  58                 'fetch_object'  => 'pg_fetch_object',
  59                 'free_result'   => 'pg_free_result',
  60                 'insert_id'             => '%link', // how do we support this...?
  61                 'num_rows'              => 'pg_num_rows',
  62                 'affected_rows' => 'pg_affected_rows'
  63         );
  64
  65         /**
  66         * Port number to connect to
  67         * @var  integer
  68         * @access       public
  69         */
  70         var $port = 5432;
  71
  72         // ###################################################################
  73         /**
  74         * Constructor
  75         */
  76         function __construct(&$registry)
  77         {
  78                 parent::__construct($registry);
  79         }
  80
  81         // ###################################################################
  82         /**
  83         * (PHP 4) Constructor
  84         */
  85         function DB_PostgreSQL(&$registry)
  86         {
  87                 $this->__construct($registry);
  88         }
  89
  90         // ###################################################################
  91         /**
  92         * Wrapper: pg_connect
  93         *
  94         * @access       protected
  95         *
  96         * @param        string  Server name
  97         * @param        string  User name
  98         * @param        string  Password
  99         * @param        string  Database
 100         *
 101         * @return       integer DB-Link
 102         */
 103         function command_pg_connect($server, $user, $password, $database)
 104         {
 105                 return pg_connect("host='$server' port={$this->port} user='$user' password='$password' dbname='$database'");
 106         }
 107
 108         // ###################################################################
 109         /**
 110         * Wrapper: pg_pconnect
 111         *
 112         * @access       protected
 113         *
 114         * @param        string  Server name
 115         * @param        string  User name
 116         * @param        string  Password
 117         * @param        string  Database
 118         *
 119         * @return       integer DB-Link
 120         */
 121         function command_pg_pconnect($server, $user, $password, $database)
 122         {
 123                 return pg_pconnect("host='$server' port={$this->port} user='$user' password='$password' dbname='$database'");
 124         }
 125
 126         // ###################################################################
 127         /**
 128         * Wrapper: pg_escape_string
 129         *
 130         * @access       protected
 131         *
 132         * @param        integer DB-Link (unused)
 133         * @param        string  Raw string
 134         *
 135         * @return       string  Escaped string
 136         */
 137         function command_pg_escape_string($link, $string)
 138         {
 139                 return pg_escape_string($string);
 140         }
 141
 142         // ###################################################################
 143         /**
 144         * Wrapper/no support: error string
 145         *
 146         * @access       protected
 147         *
 148         * @param        integer DB-Link
 149         *
 150         * @return       string  Error string
 151         */
 152         function command_error_str($link)
 153         {
 154                 if ($this->result)
 155                 {
 156                         return pg_result_error($this->result);
 157                 }
 158
 159                 return pg_last_error($link);
 160         }
 161
 162         // ###################################################################
 163         /**
 164         * Not supported: error numbers
 165         *
 166         * @access       protected
 167         *
 168         * @param        integer DB-Link
 169         *
 170         * @return       integer Returns -1 always
 171         */
 172         function command_error_num($link)
 173         {
 174                 return -1;
 175         }
 176
 177         // ###################################################################
 178         /**
 179         * Overload: insert_id
 180         *
 181         * @access       public
 182         *
 183         * @param        integer Result
 184         * @param        string  PostgreSQL sequence
 185         *
 186         * @return       integer Insert ID
 187         */
 188         function insert_id($result, $sequence)
 189         {
 190                 $temp = $this->query("SELECT currval($sequence) AS auto_inc");
 191                 //$temp = call_user_func($this->commands['query'], "SELECT currval($table_col)");
 192                 var_dump( $temp);
 193                 print_r($this->fetch_array($temp));
 194         }
 195 }
 196
 197 /*=====================================================================*\
 198 || ###################################################################
 199 || # $HeadURL$
 200 || # $Id$
 201 || ###################################################################
 202 \*=====================================================================*/
 203 ?>