| Current File : /home/inlingua/public_html/sensoriumpsychologists.com/franchise_back/database_func.php |
<?php
require_once("connection.php");
class mysql_functions_class
{
private $new_conn,$detail,$last_insert_id;
public function __destruct()
{
$this->close_connection();
}
public function __construct()
{
$this->last_insert_id="";
}
public function open_connection()
{
global $host_db,$user_db,$pass_db,$name_db;
$this->new_conn = new mysqli($host_db,$user_db,$pass_db,$name_db);
if ($this->new_conn->connect_errno)
{
echo("COULD NOT CONNECT TO THE SERVER.....TRY AGAIN LATER");
exit();
}
$this->new_conn->query("SET time_zone = '+05:30'");
}
public function start_transaction()
{
$this->new_conn->query("START TRANSACTION");
}
public function commit()
{
$this->new_conn->commit();
}
public function rollback()
{
$this->new_conn->rollback();
}
public function affected_rows()
{
return $this->new_conn->affected_rows;
}
public function get_value($variable_name)
{
$to_return="";
switch($variable_name)
{
case 'last_insert_id':$to_return=$this->last_insert_id;break;
}
return $to_return;
}
public function close_connection()
{
if(isset($this->new_conn))
{
$this->new_conn->rollback();
$this->new_conn->close();
unset($this->new_conn);
}
}
public function real_escape($to_change)
{
$to_change=$this->new_conn->real_escape_string($to_change);
return $to_change;
}
public function insert_simple($columns_array,$values_array,$table_name)
{
$prepared_statement="INSERT INTO $table_name";
$total_elements=count($columns_array);
$last=$total_elements-1;
for($i=0;$i<$total_elements;$i++)
{
if($i==0)
{
$prepared_statement.="(".$columns_array[$i];
}
else
{
$prepared_statement.=",".$columns_array[$i];
}
if($i==$last)
{
$prepared_statement.=")";
}
}
$prepared_statement.=" VALUES";
for($i=0;$i<$total_elements;$i++)
{
$values_array[$i]=$this->new_conn->real_escape_string($values_array[$i]);
if($i==0)
{
$prepared_statement.="('".$values_array[$i]."'";
}
else
{
$prepared_statement.=",'".$values_array[$i]."'";
}
if($i==$last)
{
$prepared_statement.=")";
}
}
if(!($this->new_conn->query($prepared_statement)))
{
$this->close_connection();
echo("Error : Invalid code...");
exit();
}
else
{
$this->last_insert_id=$this->new_conn->insert_id;
}
}
public function insert_simple_for_transaction($columns_array,$values_array,$table_name)
{
$prepared_statement="INSERT INTO $table_name";
$total_elements=count($columns_array);
$last=$total_elements-1;
for($i=0;$i<$total_elements;$i++)
{
if($i==0)
{
$prepared_statement.="(".$columns_array[$i];
}
else
{
$prepared_statement.=",".$columns_array[$i];
}
if($i==$last)
{
$prepared_statement.=")";
}
}
$prepared_statement.=" VALUES";
for($i=0;$i<$total_elements;$i++)
{
$values_array[$i]=$this->new_conn->real_escape_string($values_array[$i]);
if($i==0)
{
$prepared_statement.="('".$values_array[$i]."'";
}
else
{
$prepared_statement.=",'".$values_array[$i]."'";
}
if($i==$last)
{
$prepared_statement.=")";
}
}
if(!($this->new_conn->query($prepared_statement)))
{
$this->rollback();
$this->close_connection();
echo("Error : Invalid code...");
exit();
}
else
{
$this->last_insert_id=$this->new_conn->insert_id;
}
}
public function update_simple($columns_array,$values_array,$table_name,$conditions)
{
$columns_total_elements=count($columns_array);
$values_total_elements=count($values_array);
if($columns_total_elements!=$values_total_elements)
{
$this->close_connection();
echo("Error : Invalid code...(Error Code : 2)");
exit();
}
$prepared_statement="UPDATE $table_name SET ";
for($i=0;$i<$columns_total_elements;$i++)
{
$values_array[$i]=$this->new_conn->real_escape_string($values_array[$i]);
if($i==0)
{
$prepared_statement.=$columns_array[$i]."='".$values_array[$i]."'";
}
else
{
$prepared_statement.=",".$columns_array[$i]."='".$values_array[$i]."'";
}
}
$prepared_statement.=" ".$conditions;
$this->new_conn->query($prepared_statement);
}
public function select_for_report($table_name,$columns_array,$conditions,$sort_by,$sort_order,$per_page,$start,&$total="")
{
$prepared_statement="SELECT SQL_CALC_FOUND_ROWS ";
for($i=0;$i<count($columns_array);$i++)
{
if($i==0)
{
$prepared_statement.=$columns_array[$i];
}
else
{
$prepared_statement.=",".$columns_array[$i];
}
}
$prepared_statement.=" FROM $table_name $conditions ORDER BY $sort_by $sort_order LIMIT $start,$per_page";
if(!($res=$this->new_conn->query($prepared_statement)))
{
$this->close_connection();
echo("Error : Invalid filters 1...".$prepared_statement);
exit();
}
$res_total=$this->new_conn->query("SELECT FOUND_ROWS() AS total");
$detail_total=$res_total->fetch_assoc();
$total=$detail_total['total'];
return $res;
}
public function select_simple($table_name,$columns_array,$conditions)
{
$prepared_statement="SELECT ";
for($i=0;$i<count($columns_array);$i++)
{
if($i==0)
{
$prepared_statement.=$columns_array[$i];
}
else
{
$prepared_statement.=",".$columns_array[$i];
}
}
$prepared_statement.=" FROM $table_name $conditions";
if(!($res=$this->new_conn->query($prepared_statement)))
{
$this->close_connection();
echo("Error : Invalid filters 2...".$prepared_statement);
exit();
}
return $res;
}
public function simply_run_statement_passed($prepared_statement)
{
if(!($res=$this->new_conn->query($prepared_statement)))
{
$this->rollback();
$this->close_connection();
echo("Error : Invalid filters 3...".$prepared_statement);
exit();
}
return $res;
}
}
?>