Untitled

<?php
include('dbcon.php');
session_start();
$session_id='1'; //$session id
?>
<html>
<head>
<title>Ajax Image Upload 9lessons blog</title>
</head>
<script type="text/javascript" src="scripts/jquery.min.js"></script>
<script type="text/javascript" src="scripts/jquery.wallform.js"></script>
<script type="text/javascript" >
 $(document).ready(function() {
            $('#photoimg').die('click').live('change', function()           {
                       //$("#preview").html('');
                $("#imageform").ajaxForm({target: '#preview',
                     beforeSubmit:function(){
                    console.log('v');
                    $("#imageloadstatus").show();
                     $("#imageloadbutton").hide();
                     },
                    success:function(){
                    console.log('z');
                     $("#imageloadstatus").hide();
                     $("#imageloadbutton").show();
                    },
                    error:function(){
                            console.log('d');
                     $("#imageloadstatus").hide();
                    $("#imageloadbutton").show();
                    } }).submit();
            });
        });
</script>
<style>
body
{
font-family:arial;
}
.preview
{
width:200px;
border:solid 1px #dedede;
padding:10px;
}
#preview
{
color:#cc0000;
font-size:12px
}
</style>
<body>
<div style="width:600px">
    <div id='preview'>
    </div>
<form id="imageform" method="post" enctype="multipart/form-data" action='ajaximage.php'>
Upload your image
<div id='imageloadstatus' style='display:none'><img src="loader.gif" alt="Uploading...."/></div>
<div id='imageloadbutton'>
<input type="file" name="photoimg" id="photoimg" />
</div>
</form>
</div>
</body>
</html>

<?php
include('dbcon.php');
session_start();
$session_id='1'; //$session id
$path = "uploads/";
function getExtension($str)
{
         $i = strrpos($str,".");
         if (!$i) { return ""; }
         $l = strlen($str) - $i;
         $ext = substr($str,$i+1,$l);
         return $ext;
 }
    $valid_formats = array("jpg", "png", "gif", "bmp","jpeg","PNG","JPG","JPEG","GIF","BMP");
    if(isset($_POST) and $_SERVER['REQUEST_METHOD'] == "POST")
        {
            $name = $_FILES['photoimg']['name'];
            $size = $_FILES['photoimg']['size'];
            if(strlen($name))
                {
                     $ext = getExtension($name);
                    if(in_array($ext,$valid_formats))
                    {
                    if($size<(1024*1024))
                        {
                            $actual_image_name = time().substr(str_replace(" ", "_", $txt), 5).".".$ext;
                            $tmp = $_FILES['photoimg']['tmp_name'];
                            if(move_uploaded_file($tmp, $path.$actual_image_name))
                                {
                                $sql="INSERT INTO user (image, uid)
                                VALUES
                                    ('$actual_image_name','$session_id');
                                    echo "<img src='uploads/".$actual_image_name."'  class='preview'>";
                                }
                            else
                                echo "Fail upload folder with read access.";
                        }
                        else
                        echo "Image file size max 1 MB";
                        }
                        else
                        echo "Invalid file format..";
                }
            else
                echo "Please select image..!";
            exit;
        }
?>