images.php

eGroupWare is a multi-user, web-based groupware suite developed on a custom set of PHP-based APIs. C

<?
/***********************************************************************
** Title.........:	Image Manager, draws the thumbnails and directies
** Version.......:	1.01
** Author........:	Xiang Wei ZHUO <[e-mail]>
** Filename......:	images.php
** Last changed..:	8 Mar 2003 
** Notes.........:	Configuration in config.inc.php 

                    Functions
                     - create a new folder,
                     - delete folder,
                     - upload new image
                     - use cached thumbnail views

***********************************************************************/

include 'config.inc.php';

if(isset($_GET['dir'])) {
	$dirParam = $_GET['dir'];

	if(strlen($dirParam) > 0) 
	{
		if(substr($dirParam,0,1)=='/') 
			$IMG_ROOT .= $dirParam;		
		else
			$IMG_ROOT = $dirParam;			
	}	
}

$refresh_dirs = false;
$clearUploads = false;

if(strrpos($IMG_ROOT, '/')!= strlen($IMG_ROOT)-1) 
	$IMG_ROOT .= '/';


if(isset($_GET['create']) && isset($_GET['dir']) && $SAFE_MODE == false) 
{
	create_folder();	
}

if(isset($_GET['delFile']) && isset($_GET['dir'])) 
{
	delete_file($_GET['delFile']);	
}

if(isset($_GET['delFolder']) && isset($_GET['dir'])) 
{
	delete_folder($_GET['delFolder']);	
}

if(isset($_FILES['upload']) && is_array($_FILES['upload']) && isset($_POST['dirPath'])) 
{

	$dirPathPost = $_POST['dirPath'];

	if(strlen($dirPathPost) > 0) 
	{
		if(substr($dirPathPost,0,1)=='/') 
			$IMG_ROOT .= $dirPathPost;		
		else
			$IMG_ROOT = $dirPathPost;			
	}

	if(strrpos($IMG_ROOT, '/')!= strlen($IMG_ROOT)-1) 
		$IMG_ROOT .= '/';

	do_upload($_FILES['upload'], $BASE_DIR.$BASE_ROOT.$dirPathPost.'/');
}

function do_upload($file, $dest_dir) 
{
	global $clearUploads;

	if(is_file($file['tmp_name'])) 
	{
		//var_dump($file); echo "DIR:$dest_dir";
		move_uploaded_file($file['tmp_name'], $dest_dir.$file['name']);	
		chmod($dest_dir.$file['name'], 0666);
	}



	$clearUploads = true;
}

function delete_folder($folder) 
{
	global $BASE_DIR, $refresh_dirs;
	//var_dump($BASE_DIR);
	$del_folder = dir_name($BASE_DIR).$folder;
	//echo $del_folder;
	if(is_dir($del_folder) && num_files($del_folder) <= 0) {
		//echo $del_folder.'<br>';
		rm_all_dir($del_folder);
		$refresh_dirs = true;
	}
}

function rm_all_dir($dir) 
{
	//$dir = dir_name($dir);
	//echo "OPEN:".$dir.'<Br>';
	if(is_dir($dir)) 
	{
		$d = @dir($dir);
		
		while (false !== ($entry = $d->read())) 
		{
			//echo "#".$entry.'<br>';
			if($entry != '.' && $entry != '..') 
			{
				$node = $dir.'/'.$entry;
				//echo "NODE:".$node;
				if(is_file($node)) {
					//echo " - is file<br>";
					unlink($node);
				}
				else if(is_dir($node)) {
					//echo " -	is Dir<br>";
					rm_all_dir($node);
				}
			}
		}
		$d->close();

		rmdir($dir);
	}
	//echo "RM: $dir <br>";
}

function delete_file($file) 
{
	global $BASE_DIR;
	
	$del_image = dir_name($BASE_DIR).$file;

	$del_thumb = dir_name($del_image).'.'.basename($del_image);

	if(is_file($del_image)) {
		unlink($del_image);	
	}

	if(is_file($del_thumb)) {
		unlink($del_thumb);	
	}
}

function create_folder() 
{
	global $BASE_DIR, $IMG_ROOT, $refresh_dirs;
	
	$folder_name = $_GET['foldername'];

	if(strlen($folder_name) >0) 
	{
		$folder = $BASE_DIR.$IMG_ROOT.$folder_name;

		if(!is_dir($folder) && !is_file($folder))
		{
			mkdir($folder,0777);	
			chmod($folder,0777);
			$refresh_dirs = true;
		}
	}
}

function num_files($dir) 
{
	$total = 0;

	if(is_dir($dir)) 
	{
		$d = @dir($dir);

		while (false !== ($entry = $d->read())) 
		{
			//echo $entry."<br>";
			if(substr($entry,0,1) != '.') {
				$total++;
			}
		}
		$d->close();
	}
	return $total;
}

function dirs($dir,$abs_path) 
{
	$d = dir($dir);
		//echo "Handle: ".$d->handle."<br>\n";
		//echo "Path: ".$d->path."<br>\n";
		$dirs = array();
		while (false !== ($entry = $d->read())) {
			if(is_dir($dir.'/'.$entry) && substr($entry,0,1) != '.') 
			{
				//dirs($dir.'/'.$entry, $prefix.$prefix);
				//echo $prefix.$entry."<br>\n";
				$path['path'] = $dir.'/'.$entry;
				$path['name'] = $entry;
				$dirs[$entry] = $path;
			}
		}
		$d->close();
	
		ksort($dirs);
		for($i=0; $i<count($dirs); $i++) 
		{
			$name = key($dirs);
			$current_dir = $abs_path.'/'.$dirs[$name]['name'];
			echo ", \"$current_dir\"\n";
			dirs($dirs[$name]['path'],$current_dir);
			next($dirs);
		}
}

function parse_size($size) 
{
	if($size < 1024) 
		return $size.' btyes';	
	else if($size >= 1024 && $size < 1024*1024) 
	{
		return sprintf('%01.2f',$size/1024.0).' Kb';	
	}
	else
	{
		return sprintf('%01.2f',$size/(1024.0*1024)).' Mb';	
	}
}

function show_image($img, $file, $info, $size) 
{
	global $BASE_DIR, $BASE_URL, $newPath;

	$img_path = dir_name($img);
	$img_file = basename($img);

	$thumb_image = 'thumbs.php?img='.urlencode($img);

	$img_url = $BASE_URL.$img_path.'/'.$img_file;

	$filesize = parse_size($size);

?>
<td>
<table width="102" border="0" cellpadding="0" cellspacing="2">
  <tr> 
    <td align="center" class="imgBorder" onMouseOver="pviiClassNew(this,'imgBorderHover')" onMouseOut="pviiClassNew(this,'imgBorder')">
	<a href="javascript:;" onClick="javascript:imageSelected('<? echo $img_url; ?>', <? echo $info[0];?>, <? echo $info[1]; ?>,'<? echo $file; ?>');"><img src="<? echo $thumb_image; ?>" alt="<? echo $file; ?> - <? echo $filesize; ?>" border="0"></a></td>
  </tr>
  <tr> 
    <td><table width="100%" border="0" cellspacing="0" cellpadding="2">
        <tr> 
          <td width="1%" class="buttonOut" onMouseOver="pviiClassNew(this,'buttonHover')" onMouseOut="pviiClassNew(this,'buttonOut')">
			<a href="javascript:;" onClick="javascript:preview('<? echo $img_url; ?>', '<? echo $file; ?>', ' <? echo $filesize; ?>',<? echo $info[0].','.$info[1]; ?>);"><img src="edit_pencil.gif" width="15" height="15" border="0"></a></td>
          <td width="1%" class="buttonOut" onMouseOver="pviiClassNew(this,'buttonHover')" onMouseOut="pviiClassNew(this,'buttonOut')">
			<a href="images.php?delFile=<? echo $img_url; ?>&dir=<? echo $newPath; ?>" onClick="return deleteImage('<? echo $file; ?>');"><img src="edit_trash.gif" width="15" height="15" border="0"></a></td>
          <td width="98%" class="imgCaption"><? echo $info[0].'x'.$info[1]; ?></td>
        </tr>
      </table></td>
  </tr>
</table>
</td>
<?
}

function show_dir($path, $dir) 
{
	global $newPath, $BASE_DIR, $BASE_URL;

	$num_files = num_files($BASE_DIR.$path);
?>
<td>
<table width="102" border="0" cellpadding="0" cellspacing="2">
  <tr> 
    <td align="center" class="imgBorder" onMouseOver="pviiClassNew(this,'imgBorderHover')" onMouseOut="pviiClassNew(this,'imgBorder')">
	  <a href="images.php?dir=<? echo $path; ?>" onClick="changeLoadingStatus('load')">
		<img src="folder.gif" width="80" height="80" border=0 alt="<? echo $dir; ?>">
	  </a>
	</td>
  </tr>
  <tr> 
    <td><table width="100%" border="0" cellspacing="1" cellpadding="2">
        <tr> 
          <td width="1%" class="buttonOut" onMouseOver="pviiClassNew(this,'buttonHover')" onMouseOut="pviiClassNew(this,'buttonOut')">
			<a href="images.php?delFolder=<? echo $BASE_URL.$path; ?>&dir=<? echo $newPath; ?>" onClick="return deleteFolder('<? echo $dir; ?>', <? echo $num_files; ?>);"><img src="edit_trash.gif" width="15" height="15" border="0"></a></td>
          <td width="99%" class="imgCaption"><? echo $dir; ?></td>
        </tr>
      </table></td>
  </tr>
</table>
</td>
<?	
}

function draw_no_results() 
{
?>
<table width="100%" height="100%" border="0" cellpadding="0" cellspacing="0">
  <tr>
    <td><div align="center" style="font-size:large;font-weight:bold;color:#CCCCCC;font-family: Helvetica, sans-serif;">No Images Found</div></td>
  </tr>
</table>
<?	
}

function draw_no_dir() 
{
	global $BASE_DIR, $BASE_ROOT;
?>
<table width="100%" height="100%" border="0" cellpadding="0" cellspacing="0">
  <tr>
    <td><div align="center" style="font-size:small;font-weight:bold;color:#CC0000;font-family: Helvetica, sans-serif;">Configuration Problem: &quot;<? echo $BASE_DIR.$BASE_ROOT; ?>&quot; does not exist.</div></td>
  </tr>
</table>
<?	
}


function draw_table_header() 
{
	echo '<table border="0" cellpadding="0" cellspacing="2">';
	echo '<tr>';
}

function draw_table_footer() 
{
	echo '</tr>';