 |
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
The proceedings of MIWAI 11 will be published in LNAI series. |
|
|
db_host = $db_host;
$this->db_user = $db_user;
$this->db_pass = $db_pass;
$this->db_database = $db_database;
}
# ติดต่อฐานข้อมูล
function connectdb(){
$this->db_connectdb = mysql_connect ( $this->db_host, $this->db_user, $this->db_pass ) or $this->_error();
$this->db_selectdb = mysql_select_db ( $this->db_database) or $this->_error();
mysql_query("SET NAMES UTF8");
mysql_query("SET character_set_results=UTF8");
return true;
}
# ปิดการเชื่อมต่อฐานข้อมูล
function closedb(){
mysql_close ( $this->db_connectdb ) or $this->_error();
}
# เพิ่มข้อมูลลงฐานข้อมูล
# $db->add_db("table",array("field"=>"value"));
function add_db($table="table", $data="data"){
$key = array_keys($data);
$value = array_values($data);
$sumdata = count($key);
for ($i=0;$i<$sumdata;$i++)
{
if (empty($add)){
$add="(";
}else{
$add=$add.",";
}
if (empty($val)){
$val="(";
}else{
$val=$val.",";
}
$add=$add.$key[$i];
$val=$val."'".$value[$i]."'";
}
$add=$add.")";
$val=$val.")";
$sql="INSERT INTO ".$table." ".$add." VALUES ".$val;
if (mysql_query($sql)){
return true;
}else{
$this->_error();
return false;
}
}
# อัพเดรตข้อมูลลงฐานข้อมูล
# $db->update_db("tabel",array("field"=>"value"),"where");
function update_db($table="table",$data="data",$where="where"){
$key = array_keys($data);
$value = array_values($data);
$sumdata = count($key);
$set="";
for ($i=0;$i<$sumdata;$i++)
{
if (!empty($set)){
$set=$set.",";
}
$set=$set.$key[$i]."='".$value[$i]."'";
}
$sql="UPDATE ".$table." SET ".$set." WHERE ".$where;
if (mysql_query($sql)){
return true;
}else{
$this->_error();
return false;
}
}
# อัพเดรตฐานข้อมูลลงฐานข้อมูลแบบเดี๋ยว
# $db->update("table","set","where");
function update($table="table",$set="set",$where="where"){
$sql="UPDATE ".$table." SET ".$set." WHERE ".$where;
if (mysql_query($sql)){
return true;
}else{
$this->_error();
return false;
}
}
# ลบตาราง
# $db->del("table","where");
function del($table="table",$where="where"){
$sql="DELETE FROM ".$table." WHERE ".$where;
if (mysql_query($sql)){
return true;
}else{
$this->_error();
return false;
}
}
# Query ช้อมูลในฐานข้อมูล
# $res = $db->query('SELECT field FROM table WHERE where');
function query($sql="sql"){
if ($res = mysql_query($sql)){
return $res;
}else{
$this->_error();
return false;
}
}
# นับจำนวนแถวจาก Query
# $res = $db->query('SELECT field FROM table WHERE where');
# $rows = $db->rows($res);
function rows($sql="sql"){
if ($res = mysql_num_rows($sql)){
return intval($res);
}else{
$this->_error();
return false;
}
}
# เอาข้อมูลออกมาเป็น Object
# $res = $db->query('SELECT field FROM table WHERE where');
# while ($arr = $db->fetch($res)) {
# echo $arr->a." - ".$arr->c." \n"; # } function fetch($sql="sql"){ if ($res = mysql_fetch_object($sql)){ return $res; }else{ $this->_error(); return false; } } # เอาข้อมูลออกมาเป็น array # $res = $db->query('SELECT field FROM table WHERE where'); # while ($arr = $db->fetch($res)) { # echo $arr[a]." - ".$arr[c]." \n"; # } function fetcharray($sql="sql"){ if ($res = mysql_fetch_object($sql)){ return $res; }else{ $this->_error(); return false; } } # show Error function _error(){ $this->error[]= mysql_errno(); } function anti_db($query = ""){ return mysql_real_escape_string($query); } } ?> | |
