Saturday 23 August 2014

Upload and Download files in php

Upload and Download files in php

Hey  this  is upload and download in  files in php. it's simple coding to  download  all files to download any files ex:images,excel,ppt,pdf and  this code more  highly used for images download .u can upload and download very easily. u need files folder in  folder.  u can upload   files  moves to  files folder u can need files folder in folder. u needed database to store the upload  file name  and download  to click a file name to  download automatically . i'm bring  to  link to download.php  file this is automatically download files. u no need to change the download files ...,


   
  1. 1st  create a database   database name - demo
  2. 2nd create table  table name - upload and create  column  id and name.
  3. finally run  this file and upload and download a  files and images  
    

Source Code:

Index.php


<?php
$conn=mysql_connect("localhost","root","") or die(mysql_error());
$sdb=mysql_select_db("demo",$conn) or die(mysql_error());
if(isset($_POST['submit'])!=""){
$name=$_FILES['photo']['name'];
$size=$_FILES['photo']['size'];
$type=$_FILES['photo']['type'];
$temp=$_FILES['photo']['tmp_name'];
$caption1=$_POST['caption'];
$link=$_POST['link'];
move_uploaded_file($temp,"files/".$name);
$insert=mysql_query("insert into upload(name)values('$name')");
if($insert){
header("location:index.php");
}
else{
die(mysql_error());
}
}
?>
<html>
<head>
<title>Upload and Download</title>
</head>
<style>
body{ font-family:"Trebuchet MS", Arial, Helvetica, sans-serif;}
a{color:#666;}
#table{margin:0 auto;background:#333;box-shadow: 5px 5px 5px #888888;border-radius:10px;color:#CCC;padding:10px;}
#table1{margin:0 auto;}
</style>
<body>
<h2><a href="http://crackerworld.blogspot.in/">Cracker World</a></h2>
<h3><p align="center">Files Upload And Download</p></h3>
<form enctype="multipart/form-data" action="" name="form" method="post">
<table border="0" cellspacing="0" cellpadding="5" id="table">
<tr>
<th >Chosse Files</th>
<td ><label for="photo"></label><input type="file" name="photo" id="photo" /></td>
</tr>
<tr>
<th colspan="2" scope="row"><input type="submit" name="submit" id="submit" value="Submit" /></th>
</tr>
</table>
</form>
<br />
<br />
<table border="1" align="center" id="table1" cellpadding="0" cellspacing="0">
<tr><td align="center">Click to Download</td></tr>
<?php
$select=mysql_query("select * from upload order by id desc");
while($row1=mysql_fetch_array($select)){
$name=$row1['name'];
?>
<tr>
<td width="300">
<img src="tick.png" width="14" height="14"><a href="download.php?filename=<?php echo $name;?>"><?php echo $name ;?></a>
</td>
</tr>
<?php }?>
</table>
</body>
</html>

Download.php


<?php
function output_file($file, $name, $mime_type='')
{
if(!is_readable($file)) die('File not found or inaccessible!');

$size = filesize($file);
$name = rawurldecode($name);
$known_mime_types=array(
"pdf" => "application/pdf",
"txt" => "text/plain",
"html" => "text/html",
"htm" => "text/html",
"exe" => "application/octet-stream",
"zip" => "application/zip",
"doc" => "application/msword",
"xls" => "application/vnd.ms-excel",
"ppt" => "application/vnd.ms-powerpoint",
"gif" => "image/gif",
"png" => "image/png",
"jpeg"=> "image/jpg",
"jpg" => "image/jpg",
"php" => "text/plain"
);
if($mime_type==''){
$file_extension = strtolower(substr(strrchr($file,"."),1));
if(array_key_exists($file_extension, $known_mime_types)){
$mime_type=$known_mime_types[$file_extension];
} else {
$mime_type="application/force-download";
};
};

@ob_end_clean();


if(ini_get('zlib.output_compression'))
ini_set('zlib.output_compression', 'Off');
header('Content-Type: ' . $mime_type);
header('Content-Disposition: attachment; filename="'.$name.'"');
header("Content-Transfer-Encoding: binary");
header('Accept-Ranges: bytes');
header("Cache-control: private");
header('Pragma: private');
header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
if(isset($_SERVER['HTTP_RANGE']))
{
list($a, $range) = explode("=",$_SERVER['HTTP_RANGE'],2);
list($range) = explode(",",$range,2);
list($range, $range_end) = explode("-", $range);
$range=intval($range);
if(!$range_end) {
$range_end=$size-1;
} else {
$range_end=intval($range_end);
}
$new_length = $range_end-$range+1;
header("HTTP/1.1 206 Partial Content");
header("Content-Length: $new_length");
header("Content-Range: bytes $range-$range_end/$size");
} else {
$new_length=$size;
header("Content-Length: ".$size);
}
$chunksize = 1*(1024*1024);
$bytes_send = 0;
if ($file = fopen($file, 'r'))
{
if(isset($_SERVER['HTTP_RANGE']))
fseek($file, $range);

while(!feof($file) &&
(!connection_aborted()) &&
($bytes_send<$new_length)
)
{
$buffer = fread($file, $chunksize);
print($buffer);
flush();
$bytes_send += strlen($buffer);
}
fclose($file);
} else

die('Error - can not open file.');
die();
}
set_time_limit(0);
$file_path='files/'.$_REQUEST['filename'];
output_file($file_path, ''.$_REQUEST['filename'].'', 'text/plain');
?>
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