In functions.php
function imgUpload($file_id, $folder="", $types="") {
if(!$_FILES[$file_id]['name']) return array('','No file specified');
$file_title = $_FILES[$file_id]['name'];
//Get file extension
//$ext_arr = split("\.",basename($file_title));
$ext_arr = preg_match("/\\.([^\\.]*)$/",$file_title,$exts);
$ext=$exts[1];
//$ext = strtolower($ext_arr[count($ext_arr)-1]); //Get the last extension
//Not really uniqe - but for all practical reasons, it is
//$uniqer = substr(md5(uniqid(rand(),1)),0,5);
//$file_name = $uniqer . '_' . $file_title;//Get Unique Name
$file_name = $file_title;//Get same Name
$all_types = explode(",",strtolower($types));
if($types) {
if(in_array($ext,$all_types));
else {
$result = "'".$_FILES[$file_id]['name']."' is not a valid file."; //Show error if any.
return array('',$result);
}
}
//Where the file must be uploaded to
if($folder) $folder .= '/';//Add a '/' at the end of the folder
$uploadfile = $folder . $file_name;
$result = '';
//Move the file from the stored location to the new location
if (!move_uploaded_file($_FILES[$file_id]['tmp_name'], $uploadfile)) {
$result = "Cannot upload the file '".$_FILES[$file_id]['name']."'"; //Show error if any.
if(!file_exists($folder)) {
$result .= " : Folder don't exist.";
} elseif(!is_writable($folder)) {
$result .= " : Folder not writable.";
} elseif(!is_writable($uploadfile)) {
$result .= " : File not writable.";
}
$file_name = '';
} else {
if(!$_FILES[$file_id]['size']) { //Check if the file is made
@unlink($uploadfile);//Delete the Empty file
$file_name = '';
$result = "Empty file found - please use a valid file."; //Show the error message
} else {
chmod($uploadfile,0777);//Make it universally writable.
}
}
return array($file_name,$result);
}
In upload.php
$folder="upload/";
$uploaddir = $folder;
if($_FILES['file']['name']) {
list($file,$error) = imgUpload('file',$uploaddir,'wav');
if($error){
print $error;
}else{
echo "sucsess";
print $error;
}
}
In index.html
<form action="" method="post" enctype="multipart/form-data">
<input type="file" name="file" /><input type="submit" value="Upload" name="action" />
</form>