<?php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
class dbAccess {
var $db_connect_id;
var $query_result;
var $row = array();
var $rowset = array();
var $num_queries = 0;
//
// Constructor
//
function dbAccess($sqlserver, $sqluser, $sqlpassword, $database, $persistency = true) {
$this->persistency = $persistency;
$this->user = $sqluser;
$this->password = $sqlpassword;
$this->server = $sqlserver;
$this->dbname = $database;
if($this->persistency) {
$this->db_connect_id = @mysql_pconnect($this->server, $this->user, $this->password);
} else {
$this->db_connect_id = @mysql_connect($this->server, $this->user, $this->password);
}
if($this->db_connect_id) {
if($database != "") {
$this->dbname = $database;
$dbselect = @mysql_select_db($this->dbname);
if(!$dbselect) {
@mysql_close($this->db_connect_id);
$this->db_connect_id = $dbselect;
}
}
return $this->db_connect_id;
} else {
return false;
}
}
//
// Other base methods
//
function destroy() {
if($this->db_connect_id) {
if($this->query_result) {
@mysql_free_result($this->query_result);
}
$result = @mysql_close($this->db_connect_id);
return $result;
} else {
return false;
}
}
//
// Base query method
//
function query($query = "", $transaction = FALSE) {
// Remove any pre-existing queries
unset($this->query_result);
if($query != "") {
$this->num_queries++;
$this->query_result = @mysql_query($query, $this->db_connect_id);
}
if($this->query_result) {
unset($this->row[$this->query_result]);
unset($this->rowset[$this->query_result]);
return $this->query_result;
} else {
return ( $transaction == END_TRANSACTION ) ? true : false;
}
}
//
// Other query methods
//
function numrows($query_id = 0) {
if(!$query_id) {
$query_id = $this->query_result;
}
if($query_id) {
$result = @mysql_num_rows($query_id);
return $result;
} else {
return false;
}
}
function affectedrows() {
if($this->db_connect_id) {
$result = @mysql_affected_rows($this->db_connect_id);
return $result;
} else {
return false;
}
}
function numfields($query_id = 0) {
if(!$query_id) {
$query_id = $this->query_result;
}
if($query_id) {
$result = @mysql_num_fields($query_id);
return $result;
} else {
return false;
}
}
function fieldname($offset, $query_id = 0) {
if(!$query_id) {
$query_id = $this->query_result;
}
if($query_id) {
$result = @mysql_field_name($query_id, $offset);
return $result;
} else {
return false;
}
}
function fieldtype($offset, $query_id = 0) {
if(!$query_id) {
$query_id = $this->query_result;
}
if($query_id) {
$result = @mysql_field_type($query_id, $offset);
return $result;
} else {
return false;
}
}
function fetchrow($query_id = 0) {
if(!$query_id) {
$query_id = $this->query_result;
}
if($query_id) {
$this->row[$query_id] = @mysql_fetch_array($query_id);
return $this->row[$query_id];
} else {
return false;
}
}
function fetchrowset($query_id = 0) {
if(!$query_id) {
$query_id = $this->query_result;
}
if($query_id) {
$result = array();
unset($this->rowset[$query_id]);
unset($this->row[$query_id]);
while($this->rowset[$query_id] = @mysql_fetch_array($query_id)) {
$result[] = $this->rowset[$query_id];
}
return $result;
} else {
return false;
}
}
function fetchfield($field, $rownum = -1, $query_id = 0) {
if(!$query_id) {
$query_id = $this->query_result;
}
if($query_id) {
if($rownum > -1) {
$result = @mysql_result($query_id, $rownum, $field);
} else {
if(empty($this->row[$query_id]) && empty($this->rowset[$query_id])) {
if($this->fetchrow()) {
$result = $this->row[$query_id][$field];
}
} else {
if($this->rowset[$query_id]) {
$result = $this->rowset[$query_id][$field];
} else if($this->row[$query_id]) {
$result = $this->row[$query_id][$field];
}
}
}
return $result;
} else {
return false;
}
}
function rowseek($rownum, $query_id = 0){
if(!$query_id) {
$query_id = $this->query_result;
}
if($query_id) {
$result = @mysql_data_seek($query_id, $rownum);
return $result;
} else {
return false;
}
}
function nextid(){
if($this->db_connect_id) {
$result = @mysql_insert_id($this->db_connect_id);
return $result;
} else {
return false;
}
}
function freeresult($query_id = 0){
if(!$query_id) {
$query_id = $this->query_result;
}
if ( $query_id ) {
unset($this->row[$query_id]);
unset($this->rowset[$query_id]);
@mysql_free_result($query_id);
return true;
} else {
return false;
}
}
function error($query_id = 0) {
$result["message"] = @mysql_error($this->db_connect_id);
$result["code"] = @mysql_errno($this->db_connect_id);
return $result;
}
}
?>
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