Mercurial > judyates

     1 <?php

     2 /*

     3 Script: FileManager.php

     4 	MooTools FileManager - Backend for the FileManager Script

     5 

     6 License:

     7 	MIT-style license.

     8 

     9 Copyright:

    10 	Copyright (c) 2009 [Christoph Pojer](http://og5.net/christoph).

    11 

    12 Dependencies:

    13 	- Upload.php

    14 	- Image.php

    15 	- getId3 Library

    16 

    17 Options:

    18 	- directory: (string) The base directory to be used for the FileManger

    19 	- assetBasePath: (string) The path to all images and swf files

    20 	- dateFormat: (string, defaults to *j M Y - H:i*) The format in which dates should be displayed

    21 	- upload: (boolean, defaults to *false*) Whether to allow uploads or not

    22 	- destroy: (boolean, defaults to *false*) Whether to allow deletion of files or not

    23 	- maxUploadSize: (integeter, defaults to *3145728* bytes) The maximum file size for upload in bytes

    24 	- safe: (string, defaults to *true*) If true, disallows 

    25 	- filter: (string) If specified, the mimetypes to be allowed (for display and upload).

    26 		Example: image/ allows all Image Mimetypes

    27 */

    28 

    29 require_once(FileManagerUtility::getPath().'/Upload.php');

    30 require_once(FileManagerUtility::getPath().'/Image.php');

    31 

    32 class FileManager {

    33 	

    34 	private $path = null,

    35 		$length = null,

    36 		$basedir = null,

    37 		$basename = null,

    38 		$options,

    39 		$post,

    40 		$get;

    41 	

    42 	public function __construct($options){

    43 		$this->options = array_merge(array(

    44 			'directory' => '../../Gallery',

    45 			'assetBasePath' => '../Assets',

    46 			'dateFormat' => 'j M Y - H:i',

    47 			'maxUploadSize' => 1024*1024*3,

    48 			'upload' => false,

    49 			'destroy' => false,

    50 			'safe' => true,

    51 			'filter' => null,

    52 		), $options);

    53 		

    54 		$this->basedir = realpath($this->options['directory']);

    55 		$this->basename = pathinfo($this->basedir, PATHINFO_BASENAME).'/';

    56 		$this->path = realpath($this->options['directory'].'/../');

    57 		$this->length = strlen($this->path);

    58 		

    59 		header('Expires: Fri, 01 Jan 1990 00:00:00 GMT');

    60 		header('Cache-Control: no-cache, no-store, max-age=0, must-revalidate');

    61 		

    62 		$this->get = $_GET;

    63 		$this->post = $_POST;

    64 	}

    65 	

    66 	public function fireEvent($event){

    67 		$event = $event ? 'on'.ucfirst($event) : null;

    68 		if(!$event || !method_exists($this, $event)) $event = 'onView';

    69 		

    70 		$this->{$event}();

    71 	}

    72 	

    73 	protected function onView(){

    74 		$dir = $this->getDir(!empty($this->post['directory']) ? $this->post['directory'] : null);

    75 		$files = ($files = glob($dir.'/*')) ? $files : array();

    76 		

    77 		if($dir!=$this->basedir) array_unshift($files, $dir.'/..');

    78 		natcasesort($files);

    79 		foreach($files as $file){

    80 			$mime = $this->getMimeType($file);

    81 			if($this->options['filter'] && $mime!='text/directory' && !FileManagerUtility::startsWith($mime, $this->options['filter']))

    82 				continue;

    83 			

    84 			$out[is_dir($file) ? 0 : 1][] = array(

    85 				'name' => pathinfo($file, PATHINFO_BASENAME),

    86 				'date' => date($this->options['dateFormat'], filemtime($file)),

    87 				'mime' => $this->getMimeType($file),

    88 				'icon' => $this->getIcon($this->normalize($file)),

    89 				'size' => filesize($file),

    90 			);

    91 		}

    92 		

    93 		echo json_encode(array(

    94 			'path' => $this->getPath($dir),

    95 			'dir' => array(

    96 				'name' => pathinfo($dir, PATHINFO_BASENAME),

    97 				'date' => date($this->options['dateFormat'], filemtime($dir)),

    98 				'mime' => 'text/directory',

    99 				'icon' => 'dir',

   100 			),

   101 			'files' => array_merge(!empty($out[0]) ? $out[0] : array(), !empty($out[1]) ? $out[1] : array()),

   102 		));

   103 	}

   104 	

   105 	protected function onDetail(){

   106 		if(empty($this->post['directory']) || empty($this->post['file'])) return;

   107 		

   108 		$file = realpath($this->path.'/'.$this->post['directory'].'/'.$this->post['file']);

   109 		if(!$this->checkFile($file)) return;

   110 		

   111 		require_once(FileManagerUtility::getPath().'/Assets/getid3/getid3.php');

   112 		

   113 		$url = $this->normalize(substr($file, strlen($this->path)+1));

   114 		$mime = $this->getMimeType($file);

   115 		$content = null;

   116 		if(FileManagerUtility::startsWith($mime, 'image/')){

   117 			$size = getimagesize($file);

   118 			$content = '<img src="'.$url.'" class="preview" alt="" />

   119 				<h2>${more}</h2>

   120 				<dl>

   121 					<dt>${width}</dt><dd>'.$size[0].'px</dd>

   122 					<dt>${height}</dt><dd>'.$size[1].'px</dd>

   123 				</dl>';

   124 		}elseif(FileManagerUtility::startsWith($mime, 'text/') || $mime=='application/x-javascript'){

   125 			$filecontent = file_get_contents($file, null, null, 0, 300);

   126 			if(!FileManagerUtility::isBinary($filecontent)) $content = '<div class="textpreview">'.nl2br(str_replace(array('$', "\t"), array('&#36;', '&nbsp;&nbsp;'), htmlentities($filecontent))).'</div>';

   127 		}elseif($mime=='application/zip'){

   128 			$out = array(array(), array());

   129 			$getid3 = new getID3();

   130 			$getid3->Analyze($file);

   131 			foreach($getid3->info['zip']['files'] as $name => $size){

   132 				$icon = is_array($size) ? 'dir' : $this->getIcon($name);

   133 				$out[$icon=='dir' ? 0 : 1][$name] = '<li><a><img src="'.$this->options['assetBasePath'].'/Icons/'.$icon.'.png" alt="" /> '.$name.'</a></li>';

   134 			}

   135 			natcasesort($out[0]);

   136 			natcasesort($out[1]);

   137 			$content = '<ul>'.implode(array_merge($out[0], $out[1])).'</ul>';

   138 		}elseif(FileManagerUtility::startsWith($mime, 'audio/')){

   139 			$getid3 = new getID3();

   140 			$getid3->Analyze($file);

   141 			

   142 			$content = '<div class="object">

   143 					<object type="application/x-shockwave-flash" data="'.$this->options['assetBasePath'].'/dewplayer.swf?mp3='.rawurlencode($url).'&volume=30" width="200" height="20">

   144 						<param name="movie" value="'.$this->options['assetBasePath'].'/dewplayer.swf?mp3='.rawurlencode($url).'&volume=30" />

   145 					</object>

   146 				</div>

   147 				<h2>${more}</h2>

   148 				<dl>

   149 					<dt>${title}</dt><dd>'.$getid3->info['comments']['title'][0].'</dd>

   150 					<dt>${artist}</dt><dd>'.$getid3->info['comments']['artist'][0].'</dd>

   151 					<dt>${album}</dt><dd>'.$getid3->info['comments']['album'][0].'</dd>

   152 					<dt>${length}</dt><dd>'.$getid3->info['playtime_string'].'</dd>

   153 					<dt>${bitrate}</dt><dd>'.round($getid3->info['bitrate']/1000).'kbps</dd>

   154 				</dl>';

   155 		}

   156 		

   157 		echo json_encode(array(

   158 			'content' => $content ? $content : '<div class="margin">

   159 					${nopreview}<br/><button value="'.$url.'">${download}</button>

   160 				</div>',

   161 		));

   162 	}

   163 	

   164 	protected function onDestroy(){

   165 		if(!$this->options['destroy'] || empty($this->post['directory']) || empty($this->post['file'])) return;

   166 		

   167 		$file = realpath($this->path.'/'.$this->post['directory'].'/'.$this->post['file']);

   168 		if(!$this->checkFile($file)) return;

   169 		

   170 		$this->unlink($file);

   171 		

   172 		echo json_encode(array(

   173 			'content' => 'destroyed',

   174 		));

   175 	}

   176 	

   177 	protected function onCreate(){

   178 		if(empty($this->post['directory']) || empty($this->post['file'])) return;

   179 		

   180 		$file = $this->getName($this->post['file'], $this->getDir($this->post['directory']));

   181 		if(!$file) return;

   182 		

   183 		mkdir($file);

   184 		

   185 		$this->onView();

   186 	}

   187 	

   188 	protected function onUpload(){

   189 		try{

   190 			if(!$this->options['upload'])

   191 				throw new FileManagerException('disabled');

   192 			if(empty($this->get['directory']) || (function_exists('UploadIsAuthenticated') && !UploadIsAuthenticated($this->get)))

   193 				throw new FileManagerException('authenticated');

   194 			

   195 			$dir = $this->getDir($this->get['directory']);

   196 			$name = pathinfo((Upload::exists('Filedata')) ? $this->getName($_FILES['Filedata']['name'], $dir) : null, PATHINFO_FILENAME);

   197 			$file = Upload::move('Filedata', $dir.'/', array(

   198 				'name' => $name,

   199 				'extension' => $this->options['safe'] && $name && in_array(strtolower(pathinfo($_FILES['Filedata']['name'], PATHINFO_EXTENSION)), array('exe', 'dll', 'php', 'php3', 'php4', 'php5', 'phps')) ? 'txt' : null,

   200 				'size' => $this->options['maxUploadSize'],

   201 				'mimes' => $this->getAllowedMimeTypes(),

   202 			));

   203 			

   204 			if(FileManagerUtility::startsWith(Upload::mime($file), 'image/') && !empty($this->get['resize'])){

   205 				$img = new Image($file);

   206 				$size = $img->getSize();

   207 				if($size['width']>800) $img->resize(800)->save();

   208 				elseif($size['height']>600) $img->resize(null, 600)->save();

   209 			}

   210 			

   211 			echo json_encode(array(

   212 				'status' => 1,

   213 				'name' => pathinfo($file, PATHINFO_BASENAME),

   214 			));

   215 		}catch(UploadException $e){

   216 			echo json_encode(array(

   217 				'status' => 0,

   218 				'error' => class_exists('ValidatorException') ? $e->getMessage() : '${upload.'.$e->getMessage().'}', // This is for Styx :)

   219 			));

   220 		}catch(FileManagerException $e){

   221 			echo json_encode(array(

   222 				'status' => 0,

   223 				'error' => '${upload.'.$e->getMessage().'}',

   224 			));

   225 		}

   226 	}

   227 	

   228 	/* This method is used by both move and rename */

   229 	protected function onMove(){

   230 		if(empty($this->post['directory']) || empty($this->post['file'])) return;

   231 		

   232 		$rename = empty($this->post['newDirectory']) && !empty($this->post['name']);

   233 		$dir = $this->getDir($this->post['directory']);

   234 		$file = realpath($dir.'/'.$this->post['file']);

   235 		

   236 		$is_dir = is_dir($file);

   237 		if(!$this->checkFile($file) || (!$rename && $is_dir))

   238 			return;

   239 		

   240 		if($rename || $is_dir){

   241 			if(empty($this->post['name'])) return;

   242 			$newname = $this->getName($this->post['name'], $dir);

   243 			$fn = 'rename';

   244 		}else{

   245 			$newname = $this->getName(pathinfo($file, PATHINFO_FILENAME), $this->getDir($this->post['newDirectory']));

   246 			$fn = !empty($this->post['copy']) ? 'copy' : 'rename';

   247 		}

   248 		

   249 		if(!$newname) return;

   250 		

   251 		$ext = pathinfo($file, PATHINFO_EXTENSION);

   252 		if($ext) $newname .= '.'.$ext;

   253 		$fn($file, $newname);

   254 		

   255 		echo json_encode(array(

   256 			'name' => pathinfo($this->normalize($newname), PATHINFO_BASENAME),

   257 		));

   258 	}

   259 	

   260 	protected function unlink($file){

   261 		$file = realpath($file);

   262 		if($this->basedir==$file || strlen($this->basedir)>=strlen($file))

   263 			return;

   264 		

   265 		if(is_dir($file)){

   266 			$files = glob($file.'/*');

   267 			if(is_array($files))

   268 				foreach($files as $f)

   269 					$this->unlink($f);

   270 				

   271 			rmdir($file);

   272 		}else{

   273 			try{ if($this->checkFile($file)) unlink($file); }catch(Exception $e){}

   274 		}

   275 	}

   276 	

   277 	protected function getName($file, $dir){

   278 		$files = array();

   279 		foreach((array)glob($dir.'/*') as $f)

   280 			$files[] = pathinfo($f, PATHINFO_FILENAME);

   281 		

   282 		$pathinfo = pathinfo($file);

   283 		$file = $dir.'/'.FileManagerUtility::pagetitle($pathinfo['filename'], $files).(!empty($pathinfo['extension']) ? '.'.$pathinfo['extension'] : null);

   284 		

   285 		return !$file || !FileManagerUtility::startsWith($file, $this->basedir) || file_exists($file) ? null : $file;

   286 	}

   287 	

   288 	protected function getIcon($file){

   289 		if(FileManagerUtility::endsWith($file, '/..')) return 'dir_up';

   290 		else if(is_dir($file)) return 'dir';

   291 		

   292 		$ext = pathinfo($file, PATHINFO_EXTENSION);

   293 		return ($ext && file_exists(realpath($this->options['assetBasePath'].'/Icons/'.$ext.'.png'))) ? $ext : 'default';

   294 	}

   295 

   296 	protected function getMimeType($file){

   297 		return is_dir($file) ? 'text/directory' : Upload::mime($file);

   298 	}

   299 	

   300 	protected function getDir($dir){

   301 		$dir = realpath($this->path.'/'.(FileManagerUtility::startsWith($dir, $this->basename) ? $dir : $this->basename));

   302 		return $this->checkFile($dir) ? $dir : $this->basedir;

   303 	}

   304 	

   305 	protected function getPath($file){

   306 		$file = $this->normalize(substr($file, $this->length));

   307 		return substr($file, FileManagerUtility::startsWith($file, '/') ? 1 : 0);

   308 	}

   309 	

   310 	protected function checkFile($file){

   311 		$mimes = $this->getAllowedMimeTypes();

   312 		$hasFilter = $this->options['filter'] && count($mimes);

   313 		if($hasFilter) array_push($mimes, 'text/directory');

   314 		return !(!$file || !FileManagerUtility::startsWith($file, $this->basedir) || !file_exists($file) || ($hasFilter && !in_array($this->getMimeType($file), $mimes)));

   315 	}

   316 	

   317 	protected function normalize($file){

   318 		return preg_replace('/\\\|\/{2,}/', '/', $file);

   319 	}

   320 	

   321 	protected function getAllowedMimeTypes(){

   322 		$filter = $this->options['filter'];

   323 		

   324 		if(!$filter) return null;

   325 		if(!FileManagerUtility::endsWith($filter, '/')) return array($filter);

   326 		

   327 		static $mimes;

   328 		if(!$mimes) $mimes = parse_ini_file(FileManagerUtility::getPath().'/MimeTypes.ini');

   329 		

   330 		foreach($mimes as $mime)

   331 			if(FileManagerUtility::startsWith($mime, $filter))

   332 				$mimeTypes[] = strtolower($mime);

   333 		

   334 		return $mimeTypes;

   335 	}

   336 

   337 }

   338 

   339 class FileManagerException extends Exception {}

   340 

   341 /* Stripped-down version of some Styx PHP Framework-Functionality bundled with this FileBrowser. Styx is located at: http://styx.og5.net */

   342 class FileManagerUtility {

   343 	

   344 	public static function endsWith($string, $look){

   345 		return strrpos($string, $look)===strlen($string)-strlen($look);

   346 	}

   347 	

   348 	public static function startsWith($string, $look){

   349 		return strpos($string, $look)===0;

   350 	}

   351 	

   352 	public static function pagetitle($data, $options = array()){

   353 		static $regex;

   354 		if(!$regex){

   355 			$regex = array(

   356 				explode(' ', 'Æ æ Œ œ ß Ü ü Ö ö Ä ä À Á Â Ã Ä Å &#260; &#258; Ç &#262; &#268; &#270; &#272; Ð È É Ê Ë &#280; &#282; &#286; Ì Í Î Ï &#304; &#321; &#317; &#313; Ñ &#323; &#327; Ò Ó Ô Õ Ö Ø &#336; &#340; &#344; Š &#346; &#350; &#356; &#354; Ù Ú Û Ü &#366; &#368; Ý Ž &#377; &#379; à á â ã ä å &#261; &#259; ç &#263; &#269; &#271; &#273; è é ê ë &#281; &#283; &#287; ì í î ï &#305; &#322; &#318; &#314; ñ &#324; &#328; ð ò ó ô õ ö ø &#337; &#341; &#345; &#347; š &#351; &#357; &#355; ù ú û ü &#367; &#369; ý ÿ ž &#378; &#380;'),

   357 				explode(' ', 'Ae ae Oe oe ss Ue ue Oe oe Ae ae A A A A A A A A C C C D D D E E E E E E G I I I I I L L L N N N O O O O O O O R R S S S T T U U U U U U Y Z Z Z a a a a a a a a c c c d d e e e e e e g i i i i i l l l n n n o o o o o o o o r r s s s t t u u u u u u y y z z z'),

   358 			);

   359 			

   360 			$regex[0][] = '"';

   361 			$regex[0][] = "'";

   362 		}

   363 		

   364 		$data = trim(substr(preg_replace('/(?:[^A-z0-9]|_|\^)+/i', '_', str_replace($regex[0], $regex[1], $data)), 0, 64), '_');

   365 		return !empty($options) ? self::checkTitle($data, $options) : $data;

   366 	}

   367 	

   368 	protected static function checkTitle($data, $options = array(), $i = 0){

   369 		if(!is_array($options)) return $data;

   370 		

   371 		foreach($options as $content)

   372 			if($content && strtolower($content)==strtolower($data.($i ? '_'.$i : '')))

   373 				return self::checkTitle($data, $options, ++$i);

   374 		

   375 		return $data.($i ? '_'.$i : '');

   376 	}

   377 	

   378 	public static function isBinary($str){

   379 		$array = array(0, 255);

   380 		for($i = 0; $i < strlen($str); $i++)

   381 			if(in_array(ord($str[$i]), $array)) return true;

   382 		

   383 		return false;

   384 	}

   385 	

   386 	public static function getPath(){

   387 		static $path;

   388 		return $path ? $path : $path = pathinfo(__FILE__, PATHINFO_DIRNAME);

   389 	}

   390 	

   391 }
author	Robert McIntyre <rlm@mit.edu>
date	Sat, 19 Jul 2014 14:35:52 -0400
parents	3f6b44aa6b35
children