Source for file b2upload.php

Documentation is available at b2upload.php

<?php
/**
* b2 File Upload
*
* b2evolution - {@link http://b2evolution.net/}
* Released under GNU GPL License - {@link http://b2evolution.net/about/license.html}
*
* @package admin
* @author original hack by shockingbird.com
*/
/**
* Includes:
*/
require_once (dirname(__FILE__).'/_header.php');
// Check permissions:
$current_User->check_perm( 'upload', 'any', true );
?><html xml:lang="<?php locale_lang() ?>" lang="<?php locale_lang() ?>">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=<?php locale_charset() ?>" />
<title><?php echo T_('b2evo') ?> > <?php echo T_('upload images/files') ?></title>
<link href="variation.css" rel="stylesheet" type="text/css" title="Variation" />
<link href="desert.css" rel="alternate stylesheet" type="text/css" title="Desert" />
<link href="legacy.css" rel="alternate stylesheet" type="text/css" title="Legacy" />
<?php if( is_file( dirname(__FILE__).'/custom.css' ) ) { ?>
<link href="custom.css" rel="alternate stylesheet" type="text/css" title="Custom" />
<?php } ?>
<script type="text/javascript" src="styleswitcher.js"></script>
<script type="text/javascript">
<!-- // idocs.com's popup tutorial rules !
function targetopener(blah, closeme, closeonly) {
if (! (window.focus && window.opener))return true;
window.opener.focus();
if (! closeonly)window.opener.document.post.content.value += blah;
if (closeme)window.close();
return false;
}
//-->
</script>
</head>
<body>
<div class="panelblock">
<?php
if (!isset($_POST['submit']))
{
$i = explode(" ",$fileupload_allowedtypes);
$i = implode(", ",array_slice($i, 1, count($i)-2));
?>
<p><strong><?php echo T_('File upload') ?></strong></p>
<p><?php echo T_('Allowed file types:'), $i ?></p>
<p><?php printf( T_('Maximum allowed file size: %d KB'), $fileupload_maxk ); ?></p>
<form action="b2upload.php" method="post" enctype="multipart/form-data">
<input type="hidden" name="MAX_FILE_SIZE" value="<?php echo $fileupload_maxk*1024 ?>" />
<input type="file" name="img1" size="30" class="uploadform" />
<p><?php echo T_('Description') ?>:<br />
<input type="text" name="imgdesc" size="30" class="uploadform" /></p>
<input type="submit" name="submit" value="<?php echo T_('Upload !') ?>" class="search" />
</form>
</div>
</body>
</html>
<?php exit();
}
//Makes sure they choose a file
//print_r($_FILES);
//die();
if (!empty($_POST)) { //$img1_name != "") {
$imgalt = (isset($_POST['imgalt'])) ? $_POST['imgalt'] : '';
$img1_name = (strlen($imgalt)) ? $_POST['imgalt'] : $_FILES['img1']['name'];
$img1_type = (strlen($imgalt)) ? $_POST['img1_type'] : $_FILES['img1']['type'];
$img1_size = (strlen($imgalt)) ? $_POST['img1_size'] : $_FILES['img1']['size'];
$imgdesc = str_replace('"', '&quot;', $_POST['imgdesc']);
$imgtype = explode(".",$img1_name);
$imgtype = " ".$imgtype[count($imgtype)-1]." ";
if (!ereg(strtolower($imgtype), strtolower($fileupload_allowedtypes))) {
die(sprintf( T_('File %s: type %s is not allowed.'), $img1_name, $imgtype ));
}
if (strlen($imgalt)) {
$pathtofile = $fileupload_realpath."/".$imgalt;
$img1 = $_POST['img1'];
} else {
$pathtofile = $fileupload_realpath."/".$img1_name;
$img1 = $_FILES['img1']['tmp_name'];
}
// makes sure not to upload duplicates, rename duplicates
$i = 1;
$pathtofile2 = $pathtofile;
$tmppathtofile = $pathtofile2;
$img2_name = $img1_name;
while (file_exists($pathtofile2)) {
$pos = strpos($tmppathtofile, '.'.trim($imgtype));
$pathtofile_start = substr($tmppathtofile, 0, $pos);
$pathtofile2 = $pathtofile_start.'_'.zeroise($i++, 2).'.'.trim($imgtype);
$img2_name = explode('/', $pathtofile2);
$img2_name = $img2_name[count($img2_name)-1];
}
if (file_exists($pathtofile) && !strlen($imgalt)) {
$i = explode(" ",$fileupload_allowedtypes);
$i = implode(", ",array_slice($i, 1, count($i)-2));
move_uploaded_file($img1, $pathtofile2)
or die( T_('Couldn\'t upload your file to:').' '.$pathtofile2);
if( !chmod($pathtofile2, 0644) )
{
echo '<p class="error">Unable to change file permissions..</p>';
}
// duplicate-renaming function contributed by Gary Lawrence Murphy
?>
<p><strong><?php echo T_('Duplicate File?') ?></strong></p>
<p><strong><em><?php printf( T_('The filename "%s" already exists!'), $img1_name ); ?></em></strong></p>
<p><?php printf( T_('Filename "%s" moved to "%s"'), $img1, $pathtofile2.'/'.$img2_name ); ?></p>
<p><?php echo T_('Confirm or rename:') ?></p>
<form action="b2upload.php" method="post" enctype="multipart/form-data">
<input type="hidden" name="MAX_FILE_SIZE" value="<?php echo $fileupload_maxk*1024 ?>" />
<input type="hidden" name="img1_type" value="<?php echo $img1_type;?>" />
<input type="hidden" name="img1_size" value="<?php echo $img1_size;?>" />
<input type="hidden" name="img1_name" value="<?php echo $img2_name;?>" />
<input type="hidden" name="img1" value="<?php echo $pathtofile2;?>" />
<?php echo T_('Alternate name') ?>:<br /><input type="text" name="imgalt" size="30" class="uploadform" value="<?php echo $img2_name;?>" /><br />
<br />
<?php echo T_('Description') ?>:<br /><input type="text" name="imgdesc" size="30" class="uploadform" value="<?php echo $imgdesc;?>" />
<br />
<p><input type="submit" name="submit" value="<?php echo T_('Confirm !') ?>" class="search" /></p>
</form>
</div>
</body>
</html><?php die();
}
if (!strlen($imgalt)) {
move_uploaded_file($img1, $pathtofile) //Path to your images directory, chmod the dir to 777
or die( T_('Couldn\'t upload your file to:').' '.$pathtofile);
} else {
rename($img1, $pathtofile)
or die( T_('Couldn\'t upload your file to:').' '.$pathtofile);
}
if( !chmod($pathtofile, 0644) )
{
echo '<p class="error">Unable to change file permissions..</p>';
}
}
if( ereg('image/', $img1_type) )
{ // uploaded file is an image
$piece_of_code = '<img src="'.$fileupload_url.'/'.$img1_name.'"';
if( $img_dimensions = getimagesize( $pathtofile ) )
{ // add 'width="xx" height="xx"
$piece_of_code .= ' width="'.$img_dimensions[0].'" height="'.$img_dimensions[1].'"';
}
$piece_of_code .= ' alt="'.$imgdesc.'" />';
}
else
{
$piece_of_code = '<a href="'.$fileupload_url.'/'.$img1_name.'" title="'.$imgdesc.'">'.$imgdesc.'</a>';
}
?>
<p><strong><?php echo T_('File uploaded !') ?></strong></p>
<p><?php printf( T_('Your file <strong>"%s"</strong> was uploaded successfully !'), $img1_name ); ?></p>
<p><?php echo T_('Here\'s the code to display it:') ?></p>
<p><form action="b2upload.php">
<input type="text" name="imgpath" value="<?php echo $piece_of_code; ?>" size="40" class="large" /><br />
<input type="button" name="close" value="<?php echo T_('Add the code to your post !') ?>" class="search" onclick="targetopener('<?php echo $piece_of_code; ?>')" />
</form>
</p>
<p><strong><?php echo T_('Image Details') ?></strong>: <br />
<?php echo T_('Name') ?>:
<?php echo "$img1_name"; ?>
<br />
<?php echo T_('Size') ?>:
<?php echo round($img1_size/1024,2); ?> KB
<br />
<?php echo T_('Type') ?>:
<?php echo "$img1_type"; ?>
</p>
<p align="right">
<form action="b2upload.php">
<input type="button" name="close" value="<?php echo T_('Close this window') ?>" class="search" onclick="window.close()" />
</form>
</p>
</div>
</body>
</html>

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Source for file b2upload.php

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