Tiny File Manager

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<?php
// ensure this file is being included by a parent file
if ( !defined('_JEXEC') && !defined('_VALID_MOS')) die('Restricted access');
/**
 * @version $Id: list.php 246 2016-02-10 21:21:12Z soeren $
 * @package eXtplorer
 * @copyright soeren 2007-2016
 * @author The eXtplorer project (http://extplorer.net)
 * @author The	The QuiX project (http://quixplorer.sourceforge.net)
 * 
 * @license
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.1 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 * 
 * Software distributed under the License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * Alternatively, the contents of this file may be used under the terms
 * of the GNU General Public License Version 2 or later (the "GPL"), in
 * which case the provisions of the GPL are applicable instead of
 * those above. If you wish to allow use of your version of this file only
 * under the terms of the GPL and not to allow others to use
 * your version of this file under the MPL, indicate your decision by
 * deleting  the provisions above and replace  them with the notice and
 * other provisions required by the GPL.  If you do not delete
 * the provisions above, a recipient may use your version of this file
 * under either the MPL or the GPL."
 * 
 * Directory-Listing Functions
 */
//------------------------------------------------------------------------------
// HELPER FUNCTIONS (USED BY MAIN FUNCTION 'list_dir', SEE BOTTOM)

// make list of files
function make_list(&$_list1, &$_list2) {
	$list = array();

if ($GLOBALS["direction"]=="ASC") {
		$list1 = $_list1;
		$list2 = $_list2;
	} else {
		$list1 = $_list2;
		$list2 = $_list1;
	}

if (is_array($list1)) {
		while (list($key, $val) = each($list1)) {
			$list[$key] = $val;
		}
	}

if (is_array($list2)) {
		while (list($key, $val) = each($list2)) {
			$list[$key] = $val;
		}
	}

return $list;
}

/**
 * make tables & place results in reference-variables passed to function
 * also 'return' total filesize & total number of items
 *
 * @param string $dir
 * @param array $dir_list
 * @param array $file_list
 * @param int $tot_file_size
 * @param int $num_items
 */

// make table of files in dir
function get_dircontents($dir, &$dir_list, &$file_list, &$tot_file_size, &$num_items) {
    $search = @$_POST['searchword'];
    $pattern = '';
    if( !empty( $search )) {
        $pattern = preg_quote($search, '/');

// finalise the regular expression, matching the whole line
        $pattern = "/^.*$pattern.*\$/m";
        // search, and store all matching occurrences in $matches
    }
    if (!empty($_POST['mdate_start'])) {
        $mdate_start = strtotime($_POST['mdate_start']);
        if (empty($_POST['mdate_end'])) {
            $mdate_end = time();
        } else {
            $mdate_end = strtotime($_POST['mdate_end']);
        }
    }
	$homedir = realpath($GLOBALS['home_dir']);
	$tot_file_size = $num_items = 0;
	// Open directory

$handle = @$GLOBALS['ext_File']->opendir(get_abs_dir($dir));

if ($handle === false && $dir == "") {
		$handle = @$GLOBALS['ext_File']->opendir($homedir . $GLOBALS['separator']);
	}

if ($handle === false) {
		ext_Result::sendResult('list', false, $dir . ": " . $GLOBALS["error_msg"]["opendir"]);
	}

$file_list = array();
	$dir_list = array();

// Read directory
	while(($new_item = @$GLOBALS['ext_File']->readdir($handle)) !== false) {

if (is_array($new_item))  {
			$abs_new_item = $new_item;
		} else {
			$abs_new_item = get_abs_item($dir, $new_item);
		}

/*if (get_is_dir($abs_new_item)) {
			continue;
		}*/

if ($new_item == "." || $new_item == "..") continue;

if (!@$GLOBALS['ext_File']->file_exists($abs_new_item)) {
			//ext_Result::sendResult('list', false, $dir."/$abs_new_item: ".$GLOBALS["error_msg"]["readdir"]);
		}

if (!get_show_item($dir, $new_item)) continue;

if (!empty( $pattern ) && !preg_match_all($pattern, $new_item, $matches)) {
            continue;
        }
        if ($mdate_start && $mdate_end) {
            $filemtime = @$GLOBALS['ext_File']->filemtime($abs_new_item);
            if ($filemtime < $mdate_start || $filemtime > $mdate_end) {
                continue;
            }
        }
		$new_file_size = @$GLOBALS['ext_File']->filesize($abs_new_item);
		$tot_file_size += $new_file_size;
		$num_items++;
		$new_item_name = $new_item;

if (ext_isFTPMode()) {
			$new_item_name = $new_item['name'];
		}

if (get_is_dir($abs_new_item)) {
			if ($GLOBALS["order"] == "modified") {
				$dir_list[$new_item_name] = @$GLOBALS['ext_File']->filemtime($abs_new_item);
			} else {	// order == "size", "type" or "name"
				$dir_list[$new_item_name] = $new_item;
			}
		} else {
			if ($GLOBALS["order"] == "size") {
				$file_list[$new_item_name] = $new_file_size;
			} elseif ($GLOBALS["order"] == "modified") {
				$file_list[$new_item_name] = @$GLOBALS['ext_File']->filemtime($abs_new_item);
			} elseif ($GLOBALS["order"] == "type") {
				$file_list[$new_item_name] = get_mime_type($abs_new_item, "type");
			} else {	// order == "name"
				$file_list[$new_item_name] = $new_item;
			}
		}

}

@$GLOBALS['ext_File']->closedir($handle);

// sort
	if (is_array($dir_list)) {
		if ($GLOBALS["order"] == "modified") {
			if ($GLOBALS["direction"] == "ASC") arsort($dir_list);
			else asort($dir_list);
		} else {	// order == "size", "type" or "name"
			if ($GLOBALS["direction"] == "ASC") ksort($dir_list);
			else krsort($dir_list);
		}
	}

// sort
	if (is_array($file_list)) {
		if ($GLOBALS["order"] == "modified") {
			if ($GLOBALS["direction"] == "ASC") arsort($file_list);
			else asort($file_list);
		} elseif ($GLOBALS["order"] == "size" || $GLOBALS["order"] == "type") {
			if ($GLOBALS["direction"] == "ASC") asort($file_list);
			else arsort($file_list);
		} else {	// order == "name"
			if ($GLOBALS["direction"] == "ASC") ksort($file_list);
			else krsort($file_list);
		}
	}

if ($GLOBALS['start'] > $num_items) {
		$GLOBALS['start'] = 0;
	}

}
/**
 * This function assembles an array (list) of files or directories in the directory specified by $dir
 * The result array is send using JSON
 *
 * @param string $dir
 * @param string $sendWhat Can be "files" or "dirs"
 */
function send_dircontents($dir, $sendWhat = 'files') {	// print table of files
	global $dir_up, $mainframe;

// make file & dir tables, & get total filesize & number of items
	get_dircontents($dir, $dir_list, $file_list, $tot_file_size, $num_items);

if ($sendWhat == 'files') {
		$list = $file_list;
	} elseif ($sendWhat == 'dirs') {
		$list = $dir_list;
	} else {
		$list = make_list($dir_list, $file_list);
	}

$i = 0;
	$items['totalCount'] = count($list);
	$items['items'] = array();
	$dirlist = array();

if ($sendWhat != 'dirs') {
		// Replaced array_splice, because it resets numeric indexes (like files or dirs with a numeric name)
		// Here we reduce the list to the range of $limit beginning at $start 
		$a = 0;
		$output_array = array();
		foreach ($list as $key => $value) {
			if ($a >= $GLOBALS['start'] && ($a - $GLOBALS['start'] < $GLOBALS['limit'])) {
				$output_array[$key] = $value;
			}
			$a++;
		}
		$list = $output_array;
	}

while(list($item,$info) = each($list)) {
		// link to dir / file
		if (is_array($info)) {

$abs_item = $info;
			if (extension_loaded('posix')) {
				$user_info = posix_getpwnam($info['user']);
				$file_info['uid'] = $user_info['uid'];
				$file_info['gid'] = $user_info['gid'];
			}
		} else {
			$abs_item = get_abs_item(ext_TextEncoding::fromUTF8($dir), $item);
			$file_info = @stat($abs_item);
		}

$is_dir = get_is_dir($abs_item);

if ($GLOBALS['use_mb']) {
			if (ext_isFTPMode()) {
				$items['items'][$i]['name'] = $item;
			} else if (mb_detect_encoding($item) == 'ASCII') {
				$items['items'][$i]['name'] = ext_TextEncoding::toUTF8($item);
			} else {
				$items['items'][$i]['name'] = ext_TextEncoding::toUTF8($item);
			}
		} else {
			$items['items'][$i]['name'] = ext_isFTPMode() ? $item : ext_TextEncoding::toUTF8($item);
		}

$items['items'][$i]['is_file']		= get_is_file($abs_item);
		$items['items'][$i]['is_archive']	= ext_isArchive($item) && !ext_isFTPMode();
		$items['items'][$i]['is_writable']	= $is_writable	= @$GLOBALS['ext_File']->is_writable($abs_item);
		$items['items'][$i]['is_chmodable'] = $is_chmodable = @$GLOBALS['ext_File']->is_chmodable($abs_item);
		$items['items'][$i]['is_readable']	= $is_readable	= @$GLOBALS['ext_File']->is_readable($abs_item);
		$items['items'][$i]['is_deletable'] = $is_deletable = @$GLOBALS['ext_File']->is_deletable($abs_item);
		$items['items'][$i]['is_editable']	= get_is_editable($abs_item);

$items['items'][$i]['icon'] = _EXT_URL."/images/".get_mime_type($abs_item, "img");
		$items['items'][$i]['size'] = parse_file_size(get_file_size($abs_item)); // type
		$items['items'][$i]['type'] = get_mime_type($abs_item, "type"); // modified
		$items['items'][$i]['modified'] = parse_file_date(get_file_date($abs_item)); // permissions

$perms = get_file_perms($abs_item);

if ($perms) {
			if (strlen($perms)>3) {
				$perms = substr($perms, 2);
			}
			$items['items'][$i]['perms'] = $perms. ' (' . parse_file_perms($perms) . ')';
		} else {
			$items['items'][$i]['perms'] = ' (unknown) ';
		}

$items['items'][$i]['perms'] = $perms. ' (' . parse_file_perms($perms) . ')';

if (extension_loaded("posix")) {
			if ($file_info["uid"]) {
				$user_info = posix_getpwuid($file_info["uid"]);
				//$group_info = posix_getgrgid($file_info["gid"]);
				$items['items'][$i]['owner'] = $user_info["name"]. " (".$file_info["uid"].")";
			} else {
				$items['items'][$i]['owner'] = " (unknown) ";
			}
		} else {
			$items['items'][$i]['owner'] = 'n/a';
		}

if ($is_dir && $sendWhat != 'files') {

$id = str_replace('/', $GLOBALS['separator'], $dir). $GLOBALS['separator'].$item;
			$id = str_replace($GLOBALS['separator'], '_RRR_', $id);

$qtip = "<strong>".ext_Lang::mime('dir',true)."</strong><br /><strong>".ext_Lang::msg('miscperms',true).":</strong> ".$perms."<br />";
			$qtip .= '<strong>'.ext_Lang::msg('miscowner',true).':</strong> '.$items['items'][$i]['owner'];
			if ($GLOBALS['use_mb']) {
				if (ext_isFTPMode()) {
					$dirlist[] = array('text' => htmlspecialchars($item),
									'id'		=> $id,
									'qtip'		=> $qtip,
									'is_writable'  => $is_writable,
									'is_chmodable' => $is_chmodable,
									'is_readable'  => $is_readable,
									'is_deletable' => $is_deletable,
									'cls'		=> 'folder');
				} else if (mb_detect_encoding($item) == 'ASCII') {
					$dirlist[] = array('text' => htmlspecialchars(ext_TextEncoding::toUTF8($item)),
									'id'		=> utf8_encode($id),
									'qtip'		=> $qtip,
									'is_writable'  => $is_writable,
									'is_chmodable' => $is_chmodable,
									'is_readable'  => $is_readable,
									'is_deletable' => $is_deletable,
									'cls'		=> 'folder');
				} else {
					$dirlist[] = array('text' => htmlspecialchars($item),
									'id'		=> $id,
									'qtip'		=> $qtip,
									'is_writable'  => $is_writable,
									'is_chmodable' => $is_chmodable,
									'is_readable'  => $is_readable,
									'is_deletable' => $is_deletable,
									'cls'		=> 'folder');
				}
			} else {
				$dirlist[] = array('text' => htmlspecialchars(ext_isFTPMode() ? $item : ext_TextEncoding::toUTF8($item)),
									'id'		=> ext_isFTPMode() ? $id : ext_TextEncoding::toUTF8($id),
									'qtip'		=> $qtip,
									'is_writable'  => $is_writable,
									'is_chmodable' => $is_chmodable,
									'is_readable'  => $is_readable,
									'is_deletable' => $is_deletable,
									'cls'		=> 'folder');
			}
		}
		if (!$is_dir && $sendWhat == 'files' || $sendWhat == 'both') {
			$i++;
		}
	}

while(@ob_end_clean());

if ($sendWhat == 'dirs') {
		$result = $dirlist;
	} else {
		$result = $items;
	}
	$classname = class_exists('ext_Json') ? 'ext_Json' : 'Services_JSON';
	$json = new $classname();
	echo $json->encode($result);

ext_exit();

}
class ext_List extends ext_Action {

function execAction($dir, $item='') {			// list directory contents
		global $dir_up, $mosConfig_live_site, $_VERSION;

$allow = ($GLOBALS["permissions"]&01) == 01;
		$admin = ((($GLOBALS["permissions"]&04) == 04) || (($GLOBALS["permissions"]&02) == 02));

$dir_up = dirname($dir);
		if ($dir_up == ".") $dir_up = "";

if (!get_show_item($dir_up,basename($dir))) {
			ext_Result::sendResult('list', false, $dir." : ".$GLOBALS["error_msg"]["accessdir"]);
		}

// Sorting of items
		if ($GLOBALS["direction"] == "ASC") {
			$_srt = "no";
		} else {
			$_srt = "yes";
		}

show_header();
		extHTML::loadExtJS();
		
		?>
		
	<div id="dirtree-panel"></div>
	<div id="locationbar-panel"></div>
	<div id="item-grid"></div>
	<div id="ext_statusbar" class="ext_statusbar"></div>

<?php
		// That's the main javascript file to build the Layout & App Logic
		include(_EXT_PATH.'/scripts/application.js.php');
	}
}