Mysqli library OOP

<?php

class IKS_DB_MySqli extends mysqli{
    var $default_fetch_mode = 'object';
    var $last_query = null;
    var $last_result = null;

    protected $last_insert_id = null;

    protected $last_affected_rows = null;

    protected $statementmgr = null;

    function __construct($db_name=DB_NAME, $db_hostname=DB_HOSTNAME, $db_username=DB_USERNAME, $db_password=DB_PASSWORD){
      if(!isset($db_hostname) || !isset($db_username) || !isset($db_password) || !isset($db_name)) return;
      else{
          parent::__construct($db_hostname, $db_username, $db_password, $db_name);
        }
    }

    function SetFetchMode($mode='assoc'){
      $mode = strtolower($mode);
      if($mode != 'assoc' && $mode != 'object') $mode = 'assoc';
      $this->default_fetch_mode = $mode;
    }

    function affected_rows(){
      return $this->last_affected_rows;
    }

    function insert_id(){
      return $this->last_insert_id;
    }


    function query($query, $replacements=null, $result_mode=MYSQLI_STORE_RESULT){
      if((is_array($replacements) or is_object($replacements)) and !empty($replacements)){
        return $this->prepared_query($query, $replacements);
      }else{
          $this->last_result = parent::query($query, $result_mode) or
          die("query error: ".$this->error."<br />Query: $query");
          $this->last_query = $query;
          $this->last_affected_rows = $this->affected_rows;
          $this->last_insert_id = $this->insert_id;
        }
        return $this->last_result;
    }


    function prepared_query($query, $replacements=null){
      if((!is_array($replacements) and !is_object($replacements)) or empty($replacements)) $replacements = null;

      $replacements = $this->preparse_prepared_query($query, $replacements);

      if($query != $this->last_query){

        $this->free_result();

        unset($this->last_result, $this->statementmgr);

        $this->last_result =$this->prepare($query) or die($this->errno);

        $this->statementmgr = new MySQLiManager($this->last_result, $replacements);
      }else{
            $this->statementmgr->run_stmt($replacements);
      }
      $this->last_query = $query;
      $this->last_affected_rows = $this->statementmgr->affected_rows();
      $this->last_insert_id = $this->statementmgr->insert_id();
      return $this->statementmgr;
    }

    function preparse_prepared_query(&$query, $replacements){
      if(!$replacements) return;
      if(is_object($replacements)) $replacements = (array) $replacements;
      $params = array();

      $last_param_at = 0;

      foreach($replacements as $k=>$v){
        if(strpos($k,":") === false){
          continue;
        }else{

          while(true){

            $k_idx = strpos($query, $k);
            if($k_idx === false) break;
            if(is_null($v) or $v == '') $v = 'NULL';
            $params[$k_idx] = $v;
            $query = preg_replace('/'.preg_quote($k,'/').'/', '@', $query, 1);
          }
        }
      }

      foreach($replacements as $k=>$v){
        if(strpos($k,":") !== false){
          continue;
        }else{

          $q_idx = strpos($query, '?');
          if(is_null($v) or $v == '') $v = 'NULL';
          $params[$q_idx] = $v;
          $query = preg_replace('/'.preg_quote('?','/').'/', '@', $query, 1);
        }
      }

      $query = str_replace('@','?',$query);

    ksort($params);
    return $params;
    }


    function free_result(){
      if(isset($this->statementmgr)) $this->statementmgr->free_result();
    }

    function ListTables(){
        $result = $this->query('SHOW TABLES');
        while( $row = $result->fetch_row())
            $tables[] = $row[0];
        return $tables;
    }


    function ListFields($table){
        $q="SELECT * FROM `$table` LIMIT 1";
        $r = $this->FieldRow($q);
        return array_keys((array) $r);
    }


    function insert($table, $data=null){
        $fields='';
        $values='';
      if(!$data) return false;
      if(is_object($data)) $data = (array) $data;
      $first=true;
        foreach($data as $fieldname=>$value){
            if(!$first){
                $fields.=', ';
                $values.=', ';
          }
            $first=false;
            $hook = ":\\$fieldname/:";
            $fields.="`$fieldname`";
            $values.=$hook;
            $params[$hook] = $value;
        }
        if(!empty($fields) && !empty($values)){
          $q="INSERT INTO `$table` ($fields) VALUES ($values)";
          $result = $this->prepared_query($q, $params);
        }
        if($result){
            $id = $this->insert_id();
            unset($result);
            $this->free_result();
            if($id) return $id;
            else return true;
        }
        else return false;
    }

    private function array_list($data,$segementCombine,$segmentValue,$implodeVal=', ')
    {
        $a = array_keys($data);
        $b = $data;
        $c = array_combine($a, $b);
        foreach($c as $key=> $value){
            $result[]=$key.$segementCombine.$segmentValue.$value.$segmentValue;
        }
        $updatefields= implode ($implodeVal, $result);
        return $updatefields;
    }

    function update($table, $data=null, $where_clause, $replacements=null){
        $str2="";
        $updatefields= $this->array_list($data,"=","'");
        $Wherefields= $this->array_list($where_clause,"=","'");
        if(!empty($where_clause))
        {

            $where_clause="Where ".$Wherefields;
        }
        $QueryDump="update `$table` set ".$updatefields." ".$where_clause;
        $this->prepared_query($QueryDump);

        $affected_rows = $this->affected_rows();
        $this->free_result();
        return $affected_rows;
    }


    public function delete($table, $whereQuery){
      $Wherefields= $this->array_list($whereQuery,"=","'");
        if(!empty($whereQuery))
        {
            $whereQuery="Where ".$Wherefields;
        }
        $QueryDump="Delete from `$table` ".$whereQuery;

        $this->query($QueryDump);
        $this->free_result();
        return $this->affected_rows();

    }


    function FieldOneRow($query=null, $replacements=null, $fetch_mode=null){
        if(!$fetch_mode) $fetch_mode = $this->default_fetch_mode;
        if($fetch_mode != 'object') $fetch_mode = 'assoc';
        $func = "fetch_$fetch_mode";
        if($query){
          if($replacements)
            $result = $this->prepared_query($query, $replacements);
          else
            $result = $this->query($query);
          if(is_object($result)) $one = $result->$func();
          else return $result;
          unset($result);
          $this->free_result();
        return $one;
        }return false;
    }

  function FieldRow($query=null, $replacements=null, $mode=null){
    return $this->FieldOneRow($query, $replacements, $mode);
  }


    function get($query=null, $replacements=null, $fetch_mode=null){
      $rows = array();
      if(!$fetch_mode) $fetch_mode = $this->default_fetch_mode;
        if($fetch_mode != 'object') $fetch_mode = 'assoc';
        $func = "fetch_$fetch_mode";
        if($query){
          if($replacements){
            $func.='s';
            $result = $this->prepared_query($query, $replacements);
            if(is_object($result)) $rows = $result->$func();
            else return $result;
          }else{
            $result = $this->query($query);
            if(is_object($result)){
                while($row=$result->$func())
                  $rows[]=$row;
            }else return $result;
          }
      }
      $this->free_result();
        return $rows;
    }


    function ListColoums($colname, $query){
      $tmp = array();
        if($rows = $this->get($query, null, 'assoc'))
            foreach($rows as $r)
                $tmp[] = $r[$colname];
        return $tmp;
    }


    function GetOneRow($query=null, $replacements=null){
      return $this->FieldOneRow($query, $replacements, "object");
    }

    function GetAllRows($query=null, $replacements=null){
      return $this->get($query, $replacements, "object");
    }


    function _escape_string($string){
        return $this->real_escape_string(addslashes($string));
    }


    function clean($string){
      return $this->_escape_string($string);
    }


    function closeMySQLiManager(){
      unset($this->statementmgr);
      $this->statementmgr = null;
    }


    function UnsetMySQLi(){
      @$this->free_result();
      $this->closeMySQLiManager();
      unset($this->last_result);
      $this->last_result = null;
    }

    function __destruct(){
      $this->UnsetMySQLi();
      $this->close();
    }


    public function prep($query){
        $this->sql = $query;
    }


    public function bind($hook, $value){
        $this->dbBind[$hook] = $this->_escape_string($value);
    }


    public function run(){
        if(empty($this->sql)) return false;
        if(is_array($this->dbBind))
        foreach($this->dbBind as $hook=>$value)
        $this->sql = str_replace($hook, "'$value'", $this->sql);
    $this->query($this->sql);
    $this->dbBind = array();
    $this->sql = "";
    return $this->affected();
    }

    public function affected(){
      return $this->affected_rows();
  }


    public function db_insert_id(){
        return $this->insert_id();
    }

    public function iksquery($query){
      return $this->query();
    }


  function Convert_Date_Time($phpdate=null){
      if($phpdate) $phpdate = time();
      return date( 'Y-m-d H:i:s', $phpdate );
  }


  function Convert_Unix_Time($mysqldate){
      return strtotime($mysqldate);
  }


  function Pure_HTML($html, $textarea=0){

      if(!$textarea) $html = nl2br($html);

      $html = html_entity_decode($html);
      return $html;
  }

}

class MySQLiManager{
  var $stmt;
  protected $orig_query;
  protected $query;
  protected $params;
  protected $param_indexes;
  protected $typestring;
  protected $fieldnames;
  protected $assoc;

  function __construct(mysqli_stmt $stmt, $replace=null){
    $this->stmt = $stmt;
    $this->run_stmt($replace);
  }


  function run_stmt($replace=null){
    if($replace and (is_array($replace) or is_object($replace))){
      if(is_object($replace)) $replace = (array) $replace;
      $this->params = $replace;
      $this->bind_params();
    }
    $this->execute();
  }


  function bind_params(){
    array_unshift($this->params, $this->getPreparedTypeString($this->params));
    call_user_func_array(array($this->stmt, 'bind_param'), $this->refValues($this->params));
  }


  function refValues($arr){
    if (strnatcmp(phpversion(),'5.3') >= 0){
      $refs = array();
      foreach($arr as $key => $value) $refs[$key] = &$arr[$key];
      return $refs;
    }
    return $arr;
  }


    function getPreparedTypeString($saParams){
    $sRetval = '';

    if ((!is_array($saParams) and !is_object($saParams)) or empty($saParams))
      return $sRetval;


    foreach ($saParams as $Param){
      if (is_int($Param) && $Param < 2147483647) $sRetval .= 'i';
      else if(is_double($Param) or is_float($Param) or (is_int($Param) and $Param >= 2147483647)) $sRetval .= 'd';
      else if (is_string($Param)) $sRetval .= 's';
      else $sRetval .= 'b';
    }
    $this->typestring = $sRetval;
    return $sRetval;
  }

  function execute(){
    $this->free_result();
    return $this->stmt->execute();
  }

  function store_result(){
    return $this->stmt->store_result();
  }

  function free_result(){
    return $this->stmt->free_result();
  }

  function result_metadata(){
    return $this->stmt->result_metadata();
  }


  function bind_result(){
    unset($this->fieldnames, $this->assoc, $arr, $fieldnames);
    $this->store_result();
    $meta = $this->result_metadata();
    if($meta){
      $count = 1;
      while($field = $meta->fetch_field()){
        $fieldnames[$count] = &$arr[$field->name];
        $count++;
      }
      call_user_func_array(array($this->stmt, "bind_result"), $fieldnames);
    }else{
      $fieldnames = false;
      $arr = false;
    }
    $this->fieldnames =& $fieldnames;
    $this->assoc =& $arr;
    return $arr;
  }

  function fetch(){
    return $this->stmt->fetch();
  }


  function fetch_object(){
    $this->bind_result();
    $obj = $this->assoc;
    if(!$this->fetch()) return false;
    else return (object) $obj;
  }

  function fetch_objects(){
    $this->bind_result();
    $arr = $this->assoc;
    $copy = create_function('$a', 'return $a;');
    $results = array();
    while($this->fetch())
      $results[] = (object) array_map($copy, $arr);
    return $results;
  }


  function fetch_array(){
    $this->bind_result();
    $arr = $this->assoc;
    if(!$this->fetch()) return false;
    else return $arr;
  }


  function fetch_assoc(){
    return $this->fetch_array();
  }


  function fetch_arrays(){
    $this->bind_result();
    $arr = $this->assoc;
    $copy = create_function('$a', 'return $a;');
    $results = array();
    while($this->fetch()){
      $results[] = array_map($copy, $arr);
    }
    return $results;
  }


  function fetch_assocs(){
    return $this->fetch_arrays();
  }


  function affected_rows(){
    return $this->stmt->affected_rows;
  }


  function insert_id(){
    return $this->stmt->insert_id;
  }

  function __destruct(){
    @$this->stmt->free_result();
    $this->stmt->close();
  }

}

?>

//EXAMPLE
<?php
//INCLUDE LIBRARY
include("IKS_DB_MySqli.php");
$p=new IKS_DB_MySqli('abcd','localhost','root','');

//INSERT DATA
$data=array(
    'n'=>'1',
    );
$p->insert('s',$data);

//FETCH DATA
$sql="SELECT * From s";
foreach($p->GetAllRows($sql) as $r)
{
    echo $r->ids."<br>";
}

//UPDATE DATA
$whereUpdate=array(
    'ids'=>'10'
    );
$dataUpdate=array(
    'n'=>'14',
    );
$p->update('s',$dataUpdate,$whereUpdate);

//DELETE DATA
$whereDelete=array(
    'ids'=>'10'
    );
$p->delete('s',$whereDelete);
?>