View file iblog/admin/controller/load_pic.php

<?php
include "../../lib/functions_class.php";

if($_POST['logo'] == 'logo'){
	$sql= $conn->query("SELECT * FROM setting where name='logo'");
	$a = $sql->fetch_array();
	$Logopic = $a['setting_val'];
	
	if($Logopic != ''){
		echo $Logopic;
	}else{
		echo "nologo.png";
	}
}

if($_POST['favicon'] == 'favicon'){
	$sql= $conn->query("SELECT * FROM setting where name='favicon'");
	$a = $sql->fetch_array();
	$Favpic = $a['setting_val'];
	
	if($Favpic != ''){
		echo $Favpic;
	}else{
		echo "nologo.png";
	}
	
}
?>