document.write('');
document.write('
');
document.write('
<?php');
document.write('
');
document.write('
include(\'class.upload.php\');
');
document.write('
');
document.write('
// Create the upload object');
document.write('
$uploader =
new swd_upload;
');
document.write('
');
document.write('
// Set an upload limit');
document.write('
$uploader->
max_size *=
15;
// 15 MB');
document.write('
');
document.write('
// Add some extensions');
document.write('
$uploader->
add_extension(\'jpg\',
\'bmp\',
\'png\');
');
document.write('
');
document.write('
// Set an upload dir');
document.write('
$uploader->
upload_path =
\'./uploads/\';
');
document.write('
');
document.write('
// Upload file(s)');
document.write('
$uploader->
upload();
');
document.write('
');
document.write('
// Show the upload form. Use display_transloader() for the transloader.');
document.write('
$uploader->
display_uploader(\'upload.php\',
20);
');
document.write('
');
document.write('
// Show allowed extensions to user');
document.write('
echo $uploader->
get_extensions(true);
');
document.write('
');
document.write('
// Display all uploaded files');
document.write('
$uploader->
get_uploaded_files();
');
document.write('
');
document.write('
// Display all errors');
document.write('
$uploader->
get_errors();
');
document.write('
');
document.write('
?> ');
document.write('
');
document.write('
');
document.write('
');
document.write('
<?php');
document.write('
');
document.write('
class swd_upload
');
document.write('
{');
document.write('
/**
');
document.write(' * =========================================================================
');
document.write(' * UPLOAD CLASS
');
document.write(' * =========================================================================
');
document.write(' *
');
document.write(' * @author: Nicolas Oelgart
');
document.write(' * @copyright: Nicolas Oelgart
');
document.write(' * @version: Revision: 1.8
');
document.write(' * @date: 25th August 2006
');
document.write(' * @last modified: 16th October 2006
');
document.write(' * @license: GPL
');
document.write(' *
');
document.write(' * @website: www.nicoswd.com
');
document.write(' * @email: nico@nicoswd.com
');
document.write(' *
');
document.write(' * @requirements: PHP 4.2 +
');
document.write(' *
');
document.write(' * =========================================================================
');
document.write(' *
');
document.write(' * Copyright (C) 2006 Nicolas Oelgart
');
document.write(' *
');
document.write(' * This program is free software; you can redistribute it and/or modify it
');
document.write(' * under the terms of the GNU General Public License as published by the
');
document.write(' * Free Software Foundation; either version 2 of the License, or (at your
');
document.write(' * option) any later version.
');
document.write(' *
');
document.write(' * This program is distributed in the hope that it will be useful, but
');
document.write(' * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
');
document.write(' * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
');
document.write(' * for more details.
');
document.write(' *
');
document.write(' * You should have received a copy of the GNU General Public License along
');
document.write(' * with this program; if not, write to the Free Software Foundation, Inc.,
');
document.write(' * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
');
document.write(' *
');
document.write(' * =========================================================================
');
document.write(' */');
document.write('
');
document.write('
/**
');
document.write(' * Max upload size in bytes. Set to FALSE fot no limit.
');
document.write(' * Note: 1048576 byes = 1 MB
');
document.write(' *
');
document.write(' * @var integer
');
document.write(' */');
document.write('
var $max_size =
1048576;
');
document.write('
');
document.write('
/**
');
document.write(' * Allowed uploads at the same time.
');
document.write(' *
');
document.write(' * @var integer
');
document.write(' */');
document.write('
var $max_uploads =
5;
');
document.write('
');
document.write('
/**
');
document.write(' * Default allowed file extensions. (Lowercase)
');
document.write(' *
');
document.write(' * @var array
');
document.write(' */');
document.write('
var $extensions =
array(\'jpg\',
\'zip\',
\'pdf\');
');
document.write('
');
document.write('
/**
');
document.write(' * Upload path. Will be created if not exists.
');
document.write(' *
');
document.write(' * @var string
');
document.write(' */');
document.write('
var $upload_path =
\'./uploads/\';
');
document.write('
');
document.write('
/**
');
document.write(' * Will create subdirs based on the date format in the next variable.
');
document.write(' *
');
document.write(' * @var boolean
');
document.write(' */');
document.write('
var $enable_subdirs =
true;
');
document.write('
');
document.write('
/**
');
document.write(' * Subdir format. Must be a valid format for PHP\'s date() function.
');
document.write(' * See first table on this page: http://us2.php.net/date
');
document.write(' *
');
document.write(' * @var string
');
document.write(' */');
document.write('
var $subdir_format =
\'Ym\';
');
document.write('
');
document.write('
/**
');
document.write(' * Creates blank index files in each upload and subdirectory if TRUE.
');
document.write(' *
');
document.write(' * @var boolean
');
document.write(' */');
document.write('
var $create_index =
true;
');
document.write('
');
document.write('
/**
');
document.write(' * Filename for index files.
');
document.write(' *
');
document.write(' * @var string
');
document.write(' */');
document.write('
var $index_file =
\'index.html\';
');
document.write('
');
document.write('
/**
');
document.write(' * Overwrite existing files. Will create an unique filename if FALSE.
');
document.write(' *
');
document.write(' * @var boolean
');
document.write(' */');
document.write('
var $overwrite =
false;
');
document.write('
');
document.write('
/**
');
document.write(' * All error messages are here. You may wish to rephrase them.
');
document.write(' *
');
document.write(' * @var array
');
document.write(' */');
document.write('
var $default_errors =
array');
document.write('
(');
document.write('
// Default errors');
document.write('
\'\',
');
document.write('
\'The uploaded file exceeds the upload_max_filesize directive.\',
');
document.write('
\'The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form.\',
');
document.write('
\'The uploaded file was only partially uploaded.\',
');
document.write('
\'No file was uploaded.\',
');
document.write('
\'Missing a temporary folder.\',
');
document.write('
\'Failed to write file to disk.\',
');
document.write('
\'Unknown File Error.\',
');
document.write('
');
document.write('
// Custom errors');
document.write('
\'Extension (%s) not allowed. "%s" not uploaded.\',
');
document.write('
\'File over allowed size of %d bytes.\',
');
document.write('
\'The upload of "%s" failed. Please try again.\',
');
document.write('
\'Max uploads of %d has been reached or an unexpected error ocurred.\',
');
document.write('
\'An unexpected error ocurred. %s has not been uploaded.\',
');
document.write('
\'Could not create upload directory. Upload cancelled.\',
');
document.write('
\'Failed to open file. Please check the URL.\',
');
document.write('
\'The server has disabled this function. Please contact the administrator.\',
');
document.write('
\'The upload directory is not writable. Could not upload file.\'');
document.write('
);
');
document.write('
');
document.write('
/**
');
document.write(' * ====================================================================================
');
document.write(' * END CONFIGURATION.
');
document.write(' * ====================================================================================
');
document.write(' *
');
document.write(' * You may not edit below unless you know what you\'re doing.
');
document.write(' */');
document.write('
');
document.write('
');
document.write('
/**
');
document.write(' * Holds all errors that ocurred while uplading.
');
document.write(' *
');
document.write(' * @var array
');
document.write(' */');
document.write('
var $errors =
array();
');
document.write('
');
document.write('
/**
');
document.write(' * Holds all names of all uploaded files.
');
document.write(' *
');
document.write(' * @var array
');
document.write(' */ ');
document.write('
var $uploaded_files =
array();
');
document.write('
');
document.write('
/**
');
document.write(' * Holds the formatted subdir name if enabled.
');
document.write(' *
');
document.write(' * @var string
');
document.write(' */ ');
document.write('
var $subdir =
\'\';
');
document.write('
');
document.write('
/**
');
document.write(' * Holds the $_FILES[\'swd_upload\'] array.
');
document.write(' *
');
document.write(' * @var array
');
document.write(' */');
document.write('
var $files;
');
document.write('
');
document.write('
/**
');
document.write(' * Holds the $_POST[\'swd_transload\'] file URL.
');
document.write(' *
');
document.write(' * @var string
');
document.write(' */');
document.write('
var $transload;
');
document.write('
');
document.write('
/**
');
document.write(' * Holds the current key.
');
document.write(' *
');
document.write(' * @var integer
');
document.write(' */');
document.write('
var $_key;
');
document.write('
');
document.write('
');
document.write('
');
document.write('
/**
');
document.write(' * Class constructor
');
document.write(' *
');
document.write(' * Sets main variables.
');
document.write(' */ ');
document.write('
function swd_upload
()');
document.write('
{');
document.write('
$this->
files =
$_FILES[\'swd_upload\'];
');
document.write('
$this->
transload =
$_POST[\'swd_transload\'];
');
document.write('
');
document.write('
if ($this->
enable_subdirs)');
document.write('
{');
document.write('
$this->
subdir =
date($this->
subdir_format) .
\'/\';
');
document.write('
}');
document.write('
}');
document.write('
');
document.write('
');
document.write('
/**
');
document.write(' * Checks quick if the filename is valid, and if the number of max uploads
');
document.write(' * hasn\'t been passed yet. Sends array key to move() if everything ok here.
');
document.write(' *
');
document.write(' * @return mixed
');
document.write(' */');
document.write('
function upload
()');
document.write('
{');
document.write('
if (!
is_array($this->
files[\'error\']) OR !
$this->
is_valid_upload_path())');
document.write('
{');
document.write('
return false;
');
document.write('
}');
document.write('
');
document.write('
foreach ($this->
files[\'error\'] AS $key =>
$error)');
document.write('
{');
document.write('
$filename =
$this->
files[\'name\'][$key];
');
document.write('
$this->_key =
$key;
');
document.write('
');
document.write('
if (empty($filename))');
document.write('
{');
document.write('
continue;
');
document.write('
}');
document.write('
else if (sizeof($this->
uploaded_files) >=
$this->
max_uploads)');
document.write('
{');
document.write('
$this->
set_error(sprintf($this->
default_errors[11],
$this->
max_uploads));
');
document.write('
return false;
');
document.write('
}');
document.write('
else if ($this->
is_valid_file($filename) AND
($error ===
0))');
document.write('
{');
document.write('
$this->
move();
');
document.write('
}');
document.write('
else if (!
empty($error))');
document.write('
{');
document.write('
$this->
set_error($this->
default_errors[$error]);
');
document.write('
}');
document.write('
}');
document.write('
}');
document.write('
');
document.write('
');
document.write('
/**
');
document.write(' * Transloads a file from another host to the upload directory.
');
document.write(' *
');
document.write(' * @return boolean
');
document.write(' */');
document.write('
function transload
()');
document.write('
{');
document.write('
if (ini_get(\'allow_url_fopen\') ==
0)');
document.write('
{');
document.write('
$this->
set_error($this->
default_errors[15]);
');
document.write('
return false;
');
document.write('
}');
document.write('
');
document.write('
if (!
$this->
is_valid_upload_path())');
document.write('
{');
document.write('
return false;
');
document.write('
}');
document.write('
');
document.write('
if (!
empty($this->
transload))');
document.write('
{');
document.write('
$filename =
basename($this->
transload);
');
document.write('
$contents =
\'\';
');
document.write('
');
document.write('
if (!
$this->
is_valid_file($filename,
false))');
document.write('
{');
document.write('
return false;
');
document.write('
}');
document.write('
');
document.write('
set_time_limit(0);
');
document.write(' @
ini_set(\'user_agent\',
\'PHP\');
');
document.write('
');
document.write('
if (!
($fp = @
fopen($this->
transload,
\'rb\')))');
document.write('
{');
document.write('
$this->
set_error($this->
default_errors[14]);
');
document.write('
return false;
');
document.write('
}');
document.write('
');
document.write('
while (!
feof($fp))');
document.write('
{');
document.write('
$contents .=
fread($fp,
8192);
');
document.write('
');
document.write('
if ($this->
max_size AND
(strlen($contents) >
$this->
max_size))');
document.write('
{');
document.write('
$this->
set_error(sprintf($this->
default_errors[9],
$this->
max_size));
');
document.write('
return false;
');
document.write('
}');
document.write('
}');
document.write('
');
document.write('
fclose($fp);
');
document.write('
');
document.write('
if ($upload = @
fopen($this->
upload_path .
$this->
subdir .
$this->
rand_name($filename),
\'w\'))');
document.write('
{');
document.write('
fwrite($upload,
$contents);
');
document.write('
fclose($upload);
');
document.write('
}');
document.write('
');
document.write('
$this->
uploaded_files[] =
$filename;
');
document.write('
return true;
');
document.write('
}');
document.write('
}');
document.write('
');
document.write('
');
document.write('
/**
');
document.write(' * Checks if the file has a valid extension and if the size is not over the
');
document.write(' * max upload limit.
');
document.write(' *
');
document.write(' * @param string Filename
');
document.write(' * @param boolean If true, checks for size as well.
');
document.write(' *
');
document.write(' * @return boolean
');
document.write(' */');
document.write('
function is_valid_file
($filename,
$checksize =
true)');
document.write('
{');
document.write('
if (!
in_array($this->
file_extension($filename),
$this->
extensions))');
document.write('
{');
document.write('
$this->
set_error(sprintf($this->
default_errors[8],
$this->
file_extension($filename),
$filename));
');
document.write('
return false;
');
document.write('
}');
document.write('
');
document.write('
if ($checksize AND
$this->
max_size)');
document.write('
{');
document.write('
if ($this->
files[\'size\'][$this->_key
] >
$this->
max_size)');
document.write('
{');
document.write('
$this->
set_error(sprintf($this->
default_errors[9],
$this->
max_size));
');
document.write('
return false;
');
document.write('
}');
document.write('
}');
document.write('
');
document.write('
return true;
');
document.write('
}');
document.write('
');
document.write('
');
document.write('
/**
');
document.write(' * Moves the uploaded file from the temp directory to the upload directory.
');
document.write(' */');
document.write('
function move
()');
document.write('
{');
document.write('
$filename =
$this->
files[\'name\'][$this->_key
];
');
document.write('
');
document.write('
if (is_uploaded_file($this->
files[\'tmp_name\'][$this->_key
]))');
document.write('
{');
document.write('
$upload_name =
$this->
rand_name($filename);
');
document.write('
');
document.write('
if (@
move_uploaded_file($this->
files[\'tmp_name\'][$this->_key
],
$this->
upload_path .
$this->
subdir .
$upload_name))');
document.write('
{');
document.write('
array_push($this->
uploaded_files,
$upload_name);
');
document.write('
}');
document.write('
else');
document.write('
{');
document.write('
$this->
set_error(sprintf($this->
default_errors[10],
$filename));
');
document.write('
}');
document.write('
}');
document.write('
else');
document.write('
{');
document.write('
$this->
set_error(sprintf($this->
default_errors[12],
$filename));
');
document.write('
}');
document.write('
}');
document.write('
');
document.write('
');
document.write('
/**
');
document.write(' * Checks if the upload path (and subdir if enabled) exists and attempts
');
document.write(' * to create it if not. Also creates empty index files if enabled.
');
document.write(' *
');
document.write(' * @return boolean
');
document.write(' */');
document.write('
function is_valid_upload_path
()');
document.write('
{');
document.write('
$paths =
array($this->
upload_path);
');
document.write('
');
document.write('
if ($this->
enable_subdirs)');
document.write('
{');
document.write('
array_push($paths,
$this->
upload_path .
$this->
subdir);
');
document.write('
}');
document.write('
');
document.write('
foreach ($paths AS $path)');
document.write('
{');
document.write('
if (!
file_exists($path) AND !@
mkdir($path,
0755))');
document.write('
{');
document.write('
$this->
set_error($this->
default_errors[13]);
');
document.write('
return false;
');
document.write('
}');
document.write('
else if (!
is_writable($path) AND !
chmod($path,
755))');
document.write('
{');
document.write('
$this->
set_error($this->
default_errors[17]);
');
document.write('
return false;
');
document.write('
}');
document.write('
');
document.write('
if ($this->
create_index AND !
file_exists($path .
$this->
index_file))');
document.write('
{');
document.write(' @
touch($path .
$this->
index_file);
');
document.write('
}');
document.write('
}');
document.write('
');
document.write('
return true;
');
document.write('
}');
document.write('
');
document.write('
');
document.write('
/**
');
document.write(' * Adds one or more extensions to the allowed extensions array.
');
document.write(' *
');
document.write(' * @param mixed Allowed extensions. Can either be an array or strings as arguments.
');
document.write(' *
');
document.write(' * @return boolean
');
document.write(' */ ');
document.write('
function add_extension
()');
document.write('
{');
document.write('
$extensions =
func_get_args();
');
document.write('
');
document.write('
return $this->
extensions =
array_merge($this->
extensions,
(is_array($extensions[0]) ?
$extensions[0] :
$extensions));
');
document.write('
}');
document.write('
');
document.write('
');
document.write('
/**
');
document.write(' * Removes one or more extensions from the allowed extensions array.
');
document.write(' *
');
document.write(' * @param mixed Extensions that need to be removed. Can either be an array or strings as arguments.
');
document.write(' *
');
document.write(' * @return boolean
');
document.write(' */ ');
document.write('
function remove_extension
()');
document.write('
{');
document.write('
$extensions =
func_get_args();
');
document.write('
');
document.write('
return $this->
extensions =
array_diff($this->
extensions,
(is_array($extensions[0]) ?
$extensions[0] :
$extensions));
');
document.write('
}');
document.write('
');
document.write('
');
document.write('
/**
');
document.write(' * Returns all allowed extensions either as array or string.
');
document.write(' *
');
document.write(' * @param boolean Returns the extensions as array if FALSE.
');
document.write(' * @param string Separator between extensions.
');
document.write(' *
');
document.write(' * @return mixed
');
document.write(' */ ');
document.write('
function get_extensions
($as_string =
false,
$separator =
\', \')');
document.write('
{');
document.write('
$extensions =
array_unique($this->
extensions);
');
document.write('
');
document.write('
return ($as_string ?
implode($separator,
$extensions) :
$extensions);
');
document.write('
}');
document.write('
');
document.write('
');
document.write('
/**
');
document.write(' * Returns the last characters after the last dot in the given string.
');
document.write(' *
');
document.write(' * @param string Filename
');
document.write(' *
');
document.write(' * @return string Extension
');
document.write(' */');
document.write('
function file_extension
($filename)');
document.write('
{');
document.write('
return strtolower(substr(strrchr($filename,
\'.\'),
1));
');
document.write('
}');
document.write('
');
document.write('
');
document.write('
/**
');
document.write(' * Generates a unique name for the uploaded file if enabled.
');
document.write(' *
');
document.write(' * @param string Filename
');
document.write(' *
');
document.write(' * @return string Random name
');
document.write(' */');
document.write('
function rand_name
($original)');
document.write('
{');
document.write('
if ($this->
overwrite OR !
file_exists($this->
upload_path .
$this->
subdir .
$original))');
document.write('
{');
document.write('
return $original;
');
document.write('
}');
document.write('
else');
document.write('
{');
document.write('
return $this->
rand_name(substr(md5(rand(1,
5000) .
time() .
rand(50,
7000)),
-5) .
\'_\'.
$original);
');
document.write('
}');
document.write('
}');
document.write('
');
document.write('
');
document.write('
/**
');
document.write(' * Adds an error to the array.
');
document.write(' *
');
document.write(' * @param string Error message
');
document.write(' *
');
document.write(' * @return none
');
document.write(' */');
document.write('
function set_error
($error)');
document.write('
{');
document.write('
$this->
errors[] =
$error;
');
document.write('
}');
document.write('
');
document.write('
');
document.write('
/**
');
document.write(' * Displays the upload form based on the allowed max uploads.
');
document.write(' *
');
document.write(' * @param string If the form should be submitted to another file, this needs to be changed to the target filename.
');
document.write(' *
');
document.write(' * @return string Upload form
');
document.write(' */');
document.write('
function display_uploader
($action =
false)');
document.write('
{');
document.write('
echo \'<div id="swd_upload">\'.
"\r\n";
');
document.write('
echo \'<form action="\'.
($action ?
$action :
basename($_SERVER[\'PHP_SELF\'])) .
\'" method="post" enctype="multipart/form-data">\'.
"\r\n";
');
document.write('
');
document.write('
for ($i =
0;
$i <
$this->
max_uploads;
$i++
)');
document.write('
{');
document.write('
echo "\t" .
\'<p><input type="file" name="swd_upload[]" /></p>\'.
"\r\n";
');
document.write('
}');
document.write('
');
document.write('
echo "\t" .
\'<input type="submit" value="Upload files" />\'.
"\r\n";
');
document.write('
echo \'</form>\'.
"\r\n";
');
document.write('
echo \'</div>\'.
"\r\n";
');
document.write('
}');
document.write('
');
document.write('
');
document.write('
/**
');
document.write(' * Displays the transloader form.
');
document.write(' *
');
document.write(' * @param mixed Target filename for the form, or FALSE for self.
');
document.write(' * @param integer Size for the text field.
');
document.write(' *
');
document.write(' * @return string Upload form.
');
document.write(' */ ');
document.write('
function display_transloader
($action =
false,
$size =
20)');
document.write('
{');
document.write('
echo \'<div id="swd_transload">\'.
"\r\n";
');
document.write('
echo \'<form action="\'.
($action ?
$action :
basename($_SERVER[\'PHP_SELF\'])) .
\'" method="post">\'.
"\r\n";
');
document.write('
echo "\t".
\'<input type="text" size="\'.
$size .
\'" name="swd_transload" />\'.
"\r\n";
');
document.write('
echo "\t".
\'<input type="submit" value="Transload" />\'.
"\r\n";
');
document.write('
echo \'</form>\' .
"\r\n";
');
document.write('
echo \'</div>\'.
"\r\n";
');
document.write('
}');
document.write('
');
document.write('
');
document.write('
/**
');
document.write(' * Returns all errors either as array or as HTML list.
');
document.write(' *
');
document.write(' * @param boolean If true, returns errors as array.
');
document.write(' *
');
document.write(' * @return mixed
');
document.write(' */');
document.write('
function get_errors
($as_array =
false)');
document.write('
{');
document.write('
if ($as_array OR
sizeof($this->
errors) ===
0)');
document.write('
{');
document.write('
return ($as_array ?
$this->
errors :
\'\');
');
document.write('
}');
document.write('
');
document.write('
echo \'<div id="swd_errors">\'.
"\r\n";
');
document.write('
echo \'<ul>\' .
"\r\n";
');
document.write('
');
document.write('
foreach ($this->
errors AS $error)');
document.write('
{');
document.write('
echo "\t".
\'<li>\'.
$error .
\'</li>\'.
"\r\n";
');
document.write('
}');
document.write('
');
document.write('
echo \'</ul>\' .
"\r\n";
');
document.write('
echo \'</div>\' .
"\r\n";
');
document.write('
}');
document.write('
');
document.write('
/**
');
document.write(' * =========================================================================
');
document.write(' * UPLOAD CLASS END
');
document.write(' * =========================================================================
');
document.write(' * Copyright (C) 2006 by Nicolas Oelgart.
');
document.write(' */');
document.write('
');
document.write('
}');
document.write('
');
document.write('
?>');
document.write('
');
document.write('
');