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<?php
/**
* file listing
* @author Logan Cai (cailongqun [at] yahoo [dot] com [dot] cn)
* @link www.phpletter.com
* @since 22/April/2007
*
*/
require_once(dirname(__FILE__) . DIRECTORY_SEPARATOR . "class.file.php");
class manager
{
var $currentFolderPath;
var $sessionAction = null; //object to session action
var $flags = array('no'=>'noFlag', 'cut'=>'cutFlag', 'copy'=>'copyFlag');
var $forceFolderOnTop = false; //forced to have folder shown on the top of the list
var $currentFolderInfo = array(
'name'=>'',
'subdir'=>0,
'file'=>0,
'ctime'=>'',
'mtime'=>'',
'is_readable'=>'',
'is_writable'=>'',
'size'=>0,
'path'=>'',
'type'=>'folder',
'flag'=>'noFlag',
'friendly_path'=>'',
);
var $lastVisitedFolderPathIndex = 'ajax_last_visited_folder';
var $folderPathIndex = "path";
var $calculateSubdir = true;
var $fileTypes = array(
array(array("exe", "com"), "fileExe", SEARCH_TYPE_EXE, 0),
array(array("gif", "jpg", "png", "bmp", "tif"), "filePicture", SEARCH_TYPE_IMG, 1),
array(array("zip", "sit", "rar", "gz", "tar"), "fileZip", SEARCH_TYPE_ARCHIVE, 0),
array(array("htm", "html", "php", "jsp", "asp", 'js', 'css'), "fileCode", SEARCH_TYPE_HTML, 1),
array(array("mov", "ram", "rm", "asx", "dcr", "wmv"), "fileVideo", SEARCH_TYPE_VIDEO, 1),
array(array("mpg", "avi", "asf", "mpeg"), "fileVideo", SEARCH_TYPE_MOVIE, 1),
array(array("aif", "aiff", "wav", "mp3", "wma"), "fileMusic", SEARCH_TYPE_MUSIC, 1),
array(array("swf", 'flv'), "fileFlash", SEARCH_TYPE_FLASH, 1),
array(array("ppt"), "filePPT", SEARCH_TYPE_PPT, 0),
array(array("rtf"), "fileRTF", SEARCH_TYPE_DOC, 0),
array(array("doc"), "fileWord", SEARCH_TYPE_WORD, 0),
array(array("pdf"), "fileAcrobat", SEARCH_TYPE_PDF, 0),
array(array("xls", "csv"), "fileExcel", SEARCH_TYPE_EXCEL, 0),
array(array("txt"), "fileText", SEARCH_TYPE_TEXT, 1),
array(array("xml", "xsl", "dtd"), "fileXml", SEARCH_TYPE_XML, 1)
);
/**
* constructor
* @path the path to a folder
* @calculateSubdir force to get the subdirectories information
*/
function __construct($path = null, $calculateSubdir=true)
{
$this->calculateSubdir = $calculateSubdir;
if(defined('CONFIG_SYS_FOLDER_SHOWN_ON_TOP'))
{
$this->forceFolderOnTop = CONFIG_SYS_FOLDER_SHOWN_ON_TOP;
}
if(!is_null($path))
{
$this->currentFolderPath = $path;
}elseif(isset($_GET[$this->folderPathIndex]) && file_exists($_GET[$this->folderPathIndex]) && !is_file($_GET[$this->folderPathIndex]) )
{
$this->currentFolderPath = $_GET[$this->folderPathIndex];
}
elseif(isset($_SESSION[$this->lastVisitedFolderPathIndex]) && file_exists($_SESSION[$this->lastVisitedFolderPathIndex]) && !is_file($_SESSION[$this->lastVisitedFolderPathIndex]))
{
$this->currentFolderPath = $_SESSION[$this->lastVisitedFolderPathIndex];
}else
{
$this->currentFolderPath = CONFIG_SYS_DEFAULT_PATH;
}
$this->currentFolderPath = (isUnderRoot($this->currentFolderPath)?backslashToSlash((addTrailingSlash($this->currentFolderPath))):CONFIG_SYS_DEFAULT_PATH);
if($this->calculateSubdir)
{// keep track of this folder path in session
$_SESSION[$this->lastVisitedFolderPathIndex] = $this->currentFolderPath;
}
if(is_dir($this->currentFolderPath))
{
$file = new file($this->currentFolderPath);
$folderInfo = $file->getFileInfo();
if(sizeof($folderInfo))
{
$this->currentFolderInfo['name']=basename($this->currentFolderPath);
$this->currentFolderInfo['subdir']=0;
$this->currentFolderInfo['file']=0;
$this->currentFolderInfo['ctime']=$folderInfo['ctime'];
$this->currentFolderInfo['mtime']=$folderInfo['mtime'];
$this->currentFolderInfo['is_readable']=$folderInfo['is_readable'];
$this->currentFolderInfo['is_writable']=$folderInfo['is_writable'];
$this->currentFolderInfo['path'] = $this->currentFolderPath;
$this->currentFolderInfo['friendly_path'] = transformFilePath($this->currentFolderPath);
$this->currentFolderInfo['type'] = "folder";
$this->currentFolderInfo['cssClass']='folder';
//$this->currentFolderInfo['flag'] = $folderInfo['flag'];
}
}
if($calculateSubdir && !file_exists($this->currentFolderPath))
{
die(ERR_FOLDER_NOT_FOUND . $this->currentFolderPath);
}
}
function setSessionAction(&$session)
{
$this->sessionAction = $session;
}
/**
* constructor
*/
function manager($path = null, $calculateSubdir=true)
{
$this->__construct($path, $calculateSubdir);
}
/**
* get current folder path
* @return string
*/
function getCurrentFolderPath()
{
return $this->currentFolderPath;
}
/**
* get the list of files and folders under this current fold
* @return array
*/
function getFileList()
{
$outputs = array();
$files = array();
$folders = array();
$tem = array();
$dirHandler = @opendir($this->currentFolderPath);
if($dirHandler)
{
while(false !== ($file = readdir($dirHandler)))
{
if($file != '.' && $file != '..')
{
$flag = $this->flags['no'];
if($this->sessionAction->getFolder() == $this->currentFolderPath)
{//check if any flag associated with this folder or file
$folder = addTrailingSlash(backslashToSlash($this->currentFolderPath));
if(in_array($folder . $file, $this->sessionAction->get()))
{
if($this->sessionAction->getAction() == "copy")
{
$flag = $this->flags['copy'];
}else
{
$flag = $this->flags['cut'];
}
}
}
$path=$this->currentFolderPath.$file;
if(is_dir($path) && isListingDocument($path) )
{
$this->currentFolderInfo['subdir']++;
if(!$this->calculateSubdir)
{
}else
{
$folder = $this->getFolderInfo($path);
$folder['flag'] = $flag;
$folders[$file] = $folder;
$outputs[$file] = $folders[$file];
}
}elseif(is_file($path) && isListingDocument($path))
{
$obj = new file($path);
$tem = $obj->getFileInfo();
if(sizeof($tem))
{
$fileType = $this->getFileType($file);
foreach($fileType as $k=>$v)
{
$tem[$k] = $v;
}
$this->currentFolderInfo['size'] += $tem['size'];
$this->currentFolderInfo['file']++;
$tem['path'] = backslashToSlash($path);
$tem['type'] = "file";
$tem['flag'] = $flag;
$files[$file] = $tem;
$outputs[$file] = $tem;
$tem = array();
$obj->close();
}
}
}
}
if($this->forceFolderOnTop)
{
uksort($folders, "strnatcasecmp");
uksort($files, "strnatcasecmp");
$outputs = array();
foreach($folders as $v)
{
$outputs[] = $v;
}
foreach ($files as $v)
{
$outputs[] = $v;
}
}else
{
uksort($outputs, "strnatcasecmp");
}
@closedir($dirHandler);
}else
{
trigger_error('Unable to locate the folder ' . $this->currentFolderPath, E_NOTICE);
}
return $outputs;
}
/**
* get current or the specified dir information
*
* @param string $path
* @return array
*/
function getFolderInfo($path=null)
{
if(is_null($path))
{
return $this->currentFolderInfo;
}else
{
$obj = new manager($path, false);
$obj->setSessionAction($this->sessionAction);
$obj->getFileList();
return $obj->getFolderInfo();
}
}
/**
* return the file type of a file.
*
* @param string file name
* @return array
*/
function getFileType($fileName, $checkIfDir = false)
{
$ext = strtolower($this->_getExtension($fileName, $checkIfDir));
foreach ($this->fileTypes as $fileType)
{
if(in_array($ext, $fileType[0]))
{
return array("cssClass" => $fileType[1], "fileType" => $fileType[2], "preview" => $fileType[3], 'test'=>5);
}
}
if(!empty($fileName))
{//this is folder
if(empty($ext))
{
if(is_dir($fileName))
{
return array("cssClass" => ($checkIfDir && $this->isDirEmpty($fileName)?'folderEmpty':"folder") , "fileType" => "Folder", "preview" => 0, 'test'=>1);
}else
{
return array("cssClass" => "fileUnknown", "fileType" => SEARCH_TYPE_UNKNOWN, "preview" => 0, 'test'=>2);
}
}else
{
return array("cssClass" => "fileUnknown", "fileType" => SEARCH_TYPE_UNKNOWN, "preview" => 0, 'test'=>3, 'ext'=>$ext , 'filename'=>$fileName);
}
}else
{//this is unknown file
return array("cssClass" => "fileUnknown", "fileType" => SEARCH_TYPE_UNKNOWN, "preview" => 0, 'test'=>4);
}
}
/**
* return the predefined file types
*
* @return arrray
*/
function getFileTypes()
{
return $this->fileTypes;
}
/**
* print out the file types
*
*/
function printFileTypes()
{
foreach($fileTypes as $fileType)
{
if(isset($fileType[0]) && is_array($fileType[0]))
{
foreach($fileType[0] as $type)
{
echo $type. ",";
}
}
}
}
/**
* Get the extension of a file name
*
* @param string $file
* @return string
* @copyright this function originally come from Andy's php
*/
function _getExtension($file, $checkIfDir = false)
{
if($checkIfDir && file_exists($file) && is_dir($file))
{
return '';
}else
{
return @substr(@strrchr($file, "."), 1);
}
}
function isDirEmpty($path)
{
$dirHandler = @opendir($path);
if($dirHandler)
{
while(false !== ($file = readdir($dirHandler)))
{
if($file != '.' && $file != '..')
{
@closedir($dirHandler);
return false;
}
}
@closedir($dirHandler);
}
return true;
}
}
?>
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