/admin/js/AjexFileManager/ajax/php/lib.php

<?php

/**

 * Ajex.FileManager

 * http://demphest.ru/ajex-filemanager

 *

 * @version

 * 1.0.3

 *

 * @copyright

 * Copyright (C) 2009-2010 Demphest Gorphek

 *

 * @license

 * Dual licensed under the MIT and GPL licenses.

 *   http://www.opensource.org/licenses/mit-license.php

 *   http://www.gnu.org/licenses/gpl.html

 *

 * Ajex.FileManager is free software: you can redistribute it and/or modify

 * it under the terms of the GNU Lesser General Public License as published by

 * the Free Software Foundation, either version 3 of the License, or

 * (at your option) any later version.

 *

 * This file is part of Ajex.FileManager.

 */





isset($_GET['isWork'])? isWork() : null;



if (isset($_GET['downloadFile'])) {



	$file = realpath($cfg['root'] . trim($_GET['downloadFile'], '/\\'));

	$file = str_replace('\\', DIR_SEP, $file);

	if (empty($file) || false === strpos($file, str_replace('\\', DIR_SEP, $cfg['root']))) {

		header("HTTP/1.0 404 Not Found");

		exit;

	}



	$inf = pathinfo($file);

	if (!in_array($inf['extension'], $cfg['allow']['file'])) {

		header("HTTP/1.0 404 Not Found");

		exit;

	}

	$inf['size'] = filesize($file);



	header("Pragma: public");

	header("Expires: 0");

	header("Cache-Control: private", false);

	header("Content-Disposition: attachment; filename=" . urlencode($inf['basename']));

	header("Content-Type: application/force-download");

	header("Content-Type: application/octet-stream");

	header("Content-Type: application/download");

	header("Content-Description: File Transfer");

	header("Content-Length: " . $inf['size']);



	if (50000000 > $inf['size']) {

		flush();

		$fp = fopen($file, "r");

		while (!feof($fp)) {

	    	echo fread($fp, 65536);

	    	flush();

		}

		fclose($fp);

	} else {

		readfile($file);

	}



	exit;

}



function listDirs($dir)

{

	global $cfg;

	$list	= array();



	$full	= $cfg['root'] . trim($dir, '/\\') . DIR_SEP;

	$dirs	= scandir($full);

	for ($i=-1, $iCount=count($dirs); ++$i<$iCount;) {

		if (is_dir($full . $dirs[$i]) && !in_array($dirs[$i], $cfg['hide']['folder'])) {

			$stats = getSize($full . $dirs[$i] . DIR_SEP, 'dir');

			$list[] = array(

						'title'		=> $dirs[$i] . ' <i>' . $stats['_size'] . '</i>',

						'key'		=> urlencode($dir . $dirs[$i]),

						'isLazy'	=> true,

						'isFolder'	=> true

				);

		}

	}



	return $list;

}



function listFiles($dir)

{

	global $cfg;

	$list = array();



	$full		= $cfg['root'] . trim($dir, '/\\') . DIR_SEP;

	$thumb	= $cfg['root'] . $cfg['thumb']['dir'] . DIR_SEP . trim($dir, '/\\') . DIR_SEP;



	$files = scandir($full);

	natcasesort($files);

	for ($i=-1, $iCount=count($files); ++$i<$iCount;) {

		$ext = substr($files[$i], strrpos($files[$i], '.') + 1);

		$ext = strtolower($ext);



		if (!in_array($files[$i], $cfg['hide']['file']) && !in_array($ext, $cfg['deny'][$cfg['type']]) && in_array($ext, $cfg['allow'][$cfg['type']]) && is_file($full . $files[$i])) {



			$imgSize = array(0, 0);

			if (in_array($ext, $cfg['allow']['image'])) {

				if ($cfg['thumb']['auto'] && !file_exists($thumb . $files[$i])) {

					create_thumbnail($full . $files[$i], $thumb . $files[$i]);

				}

				$imgSize = getimagesize($full . $files[$i]);

			}



			$stats = getSize($full . $files[$i]);



			$list[] = array(	'name'	=> $files[$i],

								'ext'		=> $ext,

								'width'	=> $imgSize[0],

								'height'	=> $imgSize[1],

								'size'		=> $stats['_size'],

								'date'		=> date($cfg['thumb']['date'], $stats['mtime']),

								'r_size'	=> $stats['size'],

								'mtime'	=> $stats['mtime'],

								'thumb'	=> '/' . $cfg['url'] . '/' . $cfg['thumb']['dir'] . '/' . $dir . $files[$i]

				);

		}

	}



	switch($cfg['sort']) {

		case 'size':

			usort($list, 'sortSize');

			break;

		case 'date':

			usort($list, 'sortDate');

			break;

		default:	//name

			break;

	}



	return $list;

}





function dirSize($dirFile)

{

	$size = 0;

	$dir = opendir($dirFile);

	if (!$dir) return false;



	while (false !== ($f = readdir($dir))) {

		if ($f[0] == '.') continue;

		if (is_dir($dirFile . $f)) {

			$size += dirSize($dirFile . $f . DIR_SEP);

		} else {

			$size += filesize($dirFile . $f);

		}

	}

	closedir($dir);

	return $size;

}



function getSize($dirFile, $mode = 'file')

{

	if ('file' == $mode) {

		$stats = stat($dirFile);

	} elseif ('dir' == $mode) {

		$stats['size'] = dirSize($dirFile);

	}



	if (empty($stats['size'])) {

		$stats['_size'] = '';

	} elseif ($stats['size'] < 1024) {

		$stats['_size'] .= ' B';

	} elseif ($stats['size'] < 1048576) {

		$stats['_size'] = round($stats['size'] / 1024) . ' KB';

	} else {

		$stats['_size'] = round($stats['size'] / 1048576, 2) . ' MB';

	}



	return $stats;

}





function create_thumbnail($orig_fname, $thum_fname, $thumb_width = null, $thumb_height = null, $quality = null, $do_cut = null, $uploadResize = false)

{

	if (!mkdirs(dirname($thum_fname))) {

		return false;

	}



	$size	= @getimagesize($orig_fname);

	if (false === $size) {

		return false;

	}



	$rgb	= 0xFFFFFF;

	$src_x = $src_y = 0;



	$format	= strtolower(substr($size['mime'], strpos($size['mime'], '/') + 1));

	$icfunc	= 'imagecreatefrom' . $format;

	if (!function_exists($icfunc)) {

		return false;

	}



	0 === $thumb_width? $thumb_width = $size[0] : null;

	0 === $thumb_height? $thumb_height = $size[1] : null;



	global $cfg;

	null === $thumb_width?		$thumb_width	= $cfg['thumb']['width'] : null;

	null === $thumb_height?	$thumb_height	= $cfg['thumb']['height']: null;

	null === $quality?		$quality	= $cfg['thumb']['quality']	: null;

	null === $do_cut?	$do_cut	= $cfg['thumb']['cut']	: null;



	$path = pathinfo($thum_fname);

	if (!is_dir($path['dirname'])) {

		$is = mkdir($path['dirname'], $cfg['chmod']['folder']);

		if (!$is) {

			return false;

		}

	}



	$orig_img = $icfunc($orig_fname);

	if (($size[0] <= $thumb_width) && ($size[1] <= $thumb_height)) {

		$width  = $size[0];

		$height = $size[1];



	} else {

		$width  = $thumb_width;

		$height = $thumb_height;



		$ratio_width  = $size[0] / $thumb_width;

		$ratio_height = $size[1] / $thumb_height;



		if ($ratio_width < $ratio_height) {

			if ($do_cut) {

				$src_y = ($size[1] - $thumb_height * $ratio_width) / 2;

				$size[1] = $thumb_height * $ratio_width;

			} else {

				$width  = $size[0] / $ratio_height;

				$height = $thumb_height;

			}



		} else {

			if ($do_cut) {

				$src_x = ($size[0] - $thumb_width * $ratio_height) / 2;

				$size[0] = $thumb_width * $ratio_height;

			} else {

				$width  = $thumb_width;

				$height = $size[1] / $ratio_width;

			}



		}

	}



	$thum_img = imagecreatetruecolor($width, $height);

	imagefill($thum_img, 0, 0, $rgb);

	imagecopyresampled($thum_img, $orig_img, 0, 0, $src_x, $src_y, $width, $height, $size[0], $size[1]);



	//if (function_exists($image_ = 'image' . $format)) {

		//$image_($thum_img, $thum_fname, $quality);

	//} else {

		imagejpeg($thum_img, $thum_fname, $quality);

	//}



	flush();

	imagedestroy($orig_img);

	imagedestroy($thum_img);



	return true;

}



function getFreeFileName($fileName, $dir)

{

	global $cfg;

	$dir = rtrim($dir, DIR_SEP) . DIR_SEP;



	$fileName = mb_strtolower($fileName, 'utf-8');



	$strlen = mb_strlen($fileName, 'utf-8');

	$dotPos= mb_strpos($fileName, '.', null, 'utf-8');



	$fname = mb_substr($fileName, 0, $dotPos, 'utf-8');

	$format = mb_substr($fileName, $dotPos+1, ($strlen-$dotPos), 'utf-8');



	if (file_exists($langPhp = dirname(__FILE__) . DIR_SEP . 'lang' . DIR_SEP . $cfg['lang'] . '.php')) {

		require_once $langPhp;

	}



	if (!function_exists('translit')) {

		function translit($str) {

			return $str;

		}

	}



	$fname = translit($fname);

	$f = $fname . '.' . $format;



	if (file_exists($dir . $f)) {





		if (false !== ($pos = strrpos($f, '_')) && !in_array($f{$pos+1}, array(0,1,2,3,4,5,6,7,8,9))) {

			$symname = substr($f, 0, $pos);

		} else {

			$symname = $fname;

		}





		$symname = $fname;



		$i = 0;

		$exist = true;

		while ($exist && ++$i < 777) {// :)

			$new_name = $symname . '_(' . $i . ').' . $format;

			if (!file_exists($dir . $new_name)) {

				$exist = false;

				$f = $new_name;

			}

		}

	}



	return $f;

}



function deleteDir($dirname)

{

	global $cfg;



	if (!file_exists($dirname)) {

		return false;

	}



	if (is_file($dirname)) {

		return unlink($dirname);

	}



	$dir = dir($dirname);

	while (false !== $entry = $dir->read()) {

		if ('.' == $entry || '..' == $entry) {

			continue;

		}



		deleteDir($dirname . DIR_SEP . $entry);

	}



	$dir->close();



	return rmdir($dirname);

}



function mkdirs($dir, $mode=0777)

{

	if (empty($dir)) {

		return false;

	}



	if (is_dir($dir) || '/' === $dir) {

		return true;

	}



	if (mkdirs(dirname($dir), $mode)) {

		$is = mkdir($dir, $mode);

		chmod($dir, $mode);

		return $is;

	}



	return false;

}



function sortDate($a, $b)

{

	if ($a['mtime'] == $b['mtime'])		return -1;

	if ($a['mtime'] < $b['mtime'])		return 1;

	return 0;

}

function sortSize($a, $b)

{

	if ($a['r_size'] == $b['r_size'])		return -1;

	if ($a['r_size'] < $b['r_size'])		return 1;

	return 0;

}



if (!function_exists('scandir')) {

	function scandir($dir)

	{

		$dh	= opendir($dir);

		$files	= array();

		while (false !== ($filename = readdir($dh))) {

			$files[] = $filename;

		}



		return $files;

	}

}



function isWork()

{

	header('Content-Type: text/html; charset=utf-8');

	global $cfg;

	if (!is_dir($cfg['root'])) {

		echo 'Directory not found: ' . $cfg['root'], '<br />';

		if (mkdirs($cfg['root'], $cfg['chmod']['folder'])) {

			echo 'Successfully created';

		} else {

			echo 'Failed created, You need to create the folder manually, or set the right<br />Вам необходимо создать папку вручную, или выставить права';

			exit;

		}

	} elseif (!is_writable($cfg['root'])) {

		echo 'No write access to folder: ' . $cfg['root'], '<br />Нет доступа на запись.';

	} else {

		echo '<font color=green>Root directory in order<br />Корневая директория в порядке.</font>';

	}

	echo '<hr />';



	$type = array($cfg['thumb']['dir'], 'file', 'flash', 'image');

	for ($i=-1;++$i<4;) {

		$d = $cfg['root'] . $type[$i];

		if (!is_dir($d)) {

			echo 'Directory not found: ' . $d, '<br />';

			if (mkdirs($d, $cfg['chmod']['folder'])) {

				echo 'Successfully created';

			} else {

				echo 'Failed created, You need to create the folder manually, or set the right<br />Вам необходимо создать папку вручную, или выставить права';

				exit;

			}

		} elseif (!is_writable($d)) {

			echo 'No write access to folder: ' . $d, '<br />Нет доступа на запись.';

		} else {

			echo $type[$i] . ' - <font color=green>normal</font>';

		}

		echo '<br />';

	}

	echo '<hr />';



	echo 'Check available extensions: ';

	$ext = array('json_encode', 'mb_internal_encoding', 'mb_substr', 'mb_ereg_replace', 'mb_strlen', 'imagecreatetruecolor', 'imagefill', 'imagecopyresampled', 'imagejpeg', 'imagedestroy');

	for ($i=-1, $iCount=count($ext); ++$i<$iCount;) {

		echo '<br />';

		echo function_exists($ext[$i])? $ext[$i] . ' - <font color=green>yes</font> ' : $ext[$i] . ' - <font color=red>no</font>';

	}



	exit;

}