JezK

Edit File: class.db.php

<?php
class DB
{
    private $link = null;
    public function __construct()
    {
        try {
            $this->link = pg_connect("host=".DB_HOST." port=5432 dbname=".DB_NAME." user=".DB_USERNAME." password=".DB_PASSWORD."");
        } catch ( Exception $e ) {
            die( 'Unable to connect to database' );
        }
    }
    public function __destruct()
    {
        if( $this->link)
        {
            $this->disconnect();
        }
    }
	
    public function filter( $data )
    {
         if( !is_array( $data ) )
         {
             $data = pg_escape_string( $this->link, $data );
             $data = trim( htmlentities( $data, ENT_QUOTES, 'UTF-8', false ) );
         }
         else
         {
             $data = array_map( array( $this, 'filter' ), $data );
         }
         return $data;
     }
	 
     public function escape( $data )
     {
         if( !is_array( $data ) )
         {
             $data = pg_escape_string( $this->link, $data );
         }
         else
         {
             $data = array_map( array( $this, 'escape' ), $data );
         }
         return $data;
     }
	 
        
    public function query( $query )
    {
        try{
			// echo $query;
            return pg_query( $this->link, $query );        
        }
        catch(Exception $e ) {
            die( $e->getMessage() );
        }
    }

public function num_rows( $query )
    {
        try{
            $result = $this->query( $query );
            return pg_num_rows($result);
        }
        catch(Exception $e ) {
            die( $e->getMessage() );
        }
    }

public function get_row( $query )
    {
        try{
            $result = $this->query( $query );
            return pg_fetch_assoc($result);
        }
        catch(Exception $e ) {
            die( $e->getMessage() );
        }
    }
	
    public function get_results( $query )
    {
        try{      
            $result = $this->query( $query );
            $count = pg_num_rows($result);
            // echo $result;
            // $res = pg_fetch_assoc($result);
            // print_r($count);
            // echo "check8";
            if($count>0)
            {
                return pg_fetch_all($result);
            }
            else
            {
                // echo "hello";
                return [];
            }
            
        }
        catch(Exception $e ) {
            die( $e->getMessage() );
        }
    }
	
    public function lastid($result)
    {
        
        try{ 
            return pg_last_oid($result);
        }
        catch(Exception $e ) {
            die( $e->getMessage() );
        }
    }

public function disconnect(){
        pg_close($this->link); 
    }
}

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