实例介绍
【实例简介】
【实例截图】
【核心代码】
<?php
ini_set('open_basedir', dirname(__FILE__) . DIRECTORY_SEPARATOR);
class fs
{
protected $base = null;
protected function real($path) {
$temp = realpath($path);
if(!$temp) { throw new Exception('Path does not exist: ' . $path); }
if($this->base && strlen($this->base)) {
if(strpos($temp, $this->base) !== 0) { throw new Exception('Path is not inside base ('.$this->base.'): ' . $temp); }
}
return $temp;
}
protected function path($id) {
$id = str_replace('/', DIRECTORY_SEPARATOR, $id);
$id = trim($id, DIRECTORY_SEPARATOR);
$id = $this->real($this->base . DIRECTORY_SEPARATOR . $id);
return $id;
}
protected function id($path) {
$path = $this->real($path);
$path = substr($path, strlen($this->base));
$path = str_replace(DIRECTORY_SEPARATOR, '/', $path);
$path = trim($path, '/');
return strlen($path) ? $path : '/';
}
public function __construct($base) {
$this->base = $this->real($base);
if(!$this->base) { throw new Exception('Base directory does not exist'); }
}
public function lst($id, $with_root = false) {
$dir = $this->path($id);
$lst = @scandir($dir);
if(!$lst) { throw new Exception('Could not list path: ' . $dir); }
$res = array();
foreach($lst as $item) {
if($item == '.' || $item == '..' || $item === null) { continue; }
$tmp = preg_match('([^ a-zа-я-_0-9.] )ui', $item);
if($tmp === false || $tmp === 1) { continue; }
if(is_dir($dir . DIRECTORY_SEPARATOR . $item)) {
$res[] = array('text' => $item, 'children' => true, 'id' => $this->id($dir . DIRECTORY_SEPARATOR . $item), 'icon' => 'folder');
}
else {
$res[] = array('text' => $item, 'children' => false, 'id' => $this->id($dir . DIRECTORY_SEPARATOR . $item), 'type' => 'file', 'icon' => 'file file-'.substr($item, strrpos($item,'.') 1));
}
}
if($with_root && $this->id($dir) === '/') {
$res = array(array('text' => basename($this->base), 'children' => $res, 'id' => '/', 'icon'=>'folder', 'state' => array('opened' => true, 'disabled' => true)));
}
return $res;
}
public function data($id) {
if(strpos($id, ":")) {
$id = array_map(array($this, 'id'), explode(':', $id));
return array('type'=>'multiple', 'content'=> 'Multiple selected: ' . implode(' ', $id));
}
$dir = $this->path($id);
if(is_dir($dir)) {
return array('type'=>'folder', 'content'=> $id);
}
if(is_file($dir)) {
$ext = strpos($dir, '.') !== FALSE ? substr($dir, strrpos($dir, '.') 1) : '';
$dat = array('type' => $ext, 'content' => '');
switch($ext) {
case 'txt':
case 'text':
case 'md':
case 'js':
case 'json':
case 'css':
case 'html':
case 'htm':
case 'xml':
case 'c':
case 'cpp':
case 'h':
case 'sql':
case 'log':
case 'py':
case 'rb':
case 'htaccess':
case 'php':
$dat['content'] = file_get_contents($dir);
break;
case 'jpg':
case 'jpeg':
case 'gif':
case 'png':
case 'bmp':
$dat['content'] = 'data:'.finfo_file(finfo_open(FILEINFO_MIME_TYPE), $dir).';base64,'.base64_encode(file_get_contents($dir));
break;
default:
$dat['content'] = 'File not recognized: '.$this->id($dir);
break;
}
return $dat;
}
throw new Exception('Not a valid selection: ' . $dir);
}
public function create($id, $name, $mkdir = false) {
$dir = $this->path($id);
if(preg_match('([^ a-zа-я-_0-9.] )ui', $name) || !strlen($name)) {
throw new Exception('Invalid name: ' . $name);
}
if($mkdir) {
mkdir($dir . DIRECTORY_SEPARATOR . $name);
}
else {
file_put_contents($dir . DIRECTORY_SEPARATOR . $name, '');
}
return array('id' => $this->id($dir . DIRECTORY_SEPARATOR . $name));
}
public function rename($id, $name) {
$dir = $this->path($id);
if($dir === $this->base) {
throw new Exception('Cannot rename root');
}
if(preg_match('([^ a-zа-я-_0-9.] )ui', $name) || !strlen($name)) {
throw new Exception('Invalid name: ' . $name);
}
$new = explode(DIRECTORY_SEPARATOR, $dir);
array_pop($new);
array_push($new, $name);
$new = implode(DIRECTORY_SEPARATOR, $new);
if($dir !== $new) {
if(is_file($new) || is_dir($new)) { throw new Exception('Path already exists: ' . $new); }
rename($dir, $new);
}
return array('id' => $this->id($new));
}
public function remove($id) {
$dir = $this->path($id);
if($dir === $this->base) {
throw new Exception('Cannot remove root');
}
if(is_dir($dir)) {
foreach(array_diff(scandir($dir), array(".", "..")) as $f) {
$this->remove($this->id($dir . DIRECTORY_SEPARATOR . $f));
}
rmdir($dir);
}
if(is_file($dir)) {
unlink($dir);
}
return array('status' => 'OK');
}
public function move($id, $par) {
$dir = $this->path($id);
$par = $this->path($par);
$new = explode(DIRECTORY_SEPARATOR, $dir);
$new = array_pop($new);
$new = $par . DIRECTORY_SEPARATOR . $new;
rename($dir, $new);
return array('id' => $this->id($new));
}
public function copy($id, $par) {
$dir = $this->path($id);
$par = $this->path($par);
$new = explode(DIRECTORY_SEPARATOR, $dir);
$new = array_pop($new);
$new = $par . DIRECTORY_SEPARATOR . $new;
if(is_file($new) || is_dir($new)) { throw new Exception('Path already exists: ' . $new); }
if(is_dir($dir)) {
mkdir($new);
foreach(array_diff(scandir($dir), array(".", "..")) as $f) {
$this->copy($this->id($dir . DIRECTORY_SEPARATOR . $f), $this->id($new));
}
}
if(is_file($dir)) {
copy($dir, $new);
}
return array('id' => $this->id($new));
}
}
if(isset($_GET['operation'])) {
//$fs = new fs(dirname(__FILE__) . DIRECTORY_SEPARATOR . 'data' . DIRECTORY_SEPARATOR . 'root' . DIRECTORY_SEPARATOR);
$fs = new fs(dirname(__FILE__) . DIRECTORY_SEPARATOR);
try {
$rslt = null;
switch($_GET['operation']) {
case 'get_node':
$node = isset($_GET['id']) && $_GET['id'] !== '#' ? $_GET['id'] : '/';
$rslt = $fs->lst($node, (isset($_GET['id']) && $_GET['id'] === '#'));
break;
case "get_content":
$node = isset($_GET['id']) && $_GET['id'] !== '#' ? $_GET['id'] : '/';
$rslt = $fs->data($node);
break;
case 'create_node':
$node = isset($_GET['id']) && $_GET['id'] !== '#' ? $_GET['id'] : '/';
$rslt = $fs->create($node, isset($_GET['text']) ? $_GET['text'] : '', (!isset($_GET['type']) || $_GET['type'] !== 'file'));
break;
case 'rename_node':
$node = isset($_GET['id']) && $_GET['id'] !== '#' ? $_GET['id'] : '/';
$rslt = $fs->rename($node, isset($_GET['text']) ? $_GET['text'] : '');
break;
case 'delete_node':
$node = isset($_GET['id']) && $_GET['id'] !== '#' ? $_GET['id'] : '/';
$rslt = $fs->remove($node);
break;
case 'move_node':
$node = isset($_GET['id']) && $_GET['id'] !== '#' ? $_GET['id'] : '/';
$parn = isset($_GET['parent']) && $_GET['parent'] !== '#' ? $_GET['parent'] : '/';
$rslt = $fs->move($node, $parn);
break;
case 'copy_node':
$node = isset($_GET['id']) && $_GET['id'] !== '#' ? $_GET['id'] : '/';
$parn = isset($_GET['parent']) && $_GET['parent'] !== '#' ? $_GET['parent'] : '/';
$rslt = $fs->copy($node, $parn);
break;
default:
throw new Exception('Unsupported operation: ' . $_GET['operation']);
break;
}
header('Content-Type: application/json; charset=utf-8');
echo json_encode($rslt);
}
catch (Exception $e) {
header($_SERVER["SERVER_PROTOCOL"] . ' 500 Server Error');
header('Status: 500 Server Error');
echo $e->getMessage();
}
die();
}
?>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<title>Title</title>
<meta name="viewport" content="width=device-width" />
<link rel="stylesheet" href="./js/jsTree/themes/default/style.min.css" />
<style>
html, body { background:#ebebeb; font-size:10px; font-family:Verdana; margin:0; padding:0; }
#container { min-width:320px; margin:0px auto 0 auto; background:white; border-radius:0px; padding:0px; overflow:hidden; }
#tree { float:left; min-width:319px; border-right:1px solid silver; overflow:auto; padding:0px 0; }
#data { margin-left:320px; }
#data textarea { margin:0; padding:0; height:100%; width:100%; border:0; background:white; display:block; line-height:18px; resize:none; }
#data, #code { font: normal normal normal 12px/18px 'Consolas', monospace !important; }
#tree .folder { background:url('./img/file_sprite.png') right bottom no-repeat; }
#tree .file { background:url('./img/file_sprite.png') 0 0 no-repeat; }
#tree .file-pdf { background-position: -32px 0 }
#tree .file-as { background-position: -36px 0 }
#tree .file-c { background-position: -72px -0px }
#tree .file-iso { background-position: -108px -0px }
#tree .file-htm, #tree .file-html, #tree .file-xml, #tree .file-xsl { background-position: -126px -0px }
#tree .file-cf { background-position: -162px -0px }
#tree .file-cpp { background-position: -216px -0px }
#tree .file-cs { background-position: -236px -0px }
#tree .file-sql { background-position: -272px -0px }
#tree .file-xls, #tree .file-xlsx { background-position: -362px -0px }
#tree .file-h { background-position: -488px -0px }
#tree .file-crt, #tree .file-pem, #tree .file-cer { background-position: -452px -18px }
#tree .file-php { background-position: -108px -18px }
#tree .file-jpg, #tree .file-jpeg, #tree .file-png, #tree .file-gif, #tree .file-bmp { background-position: -126px -18px }
#tree .file-ppt, #tree .file-pptx { background-position: -144px -18px }
#tree .file-rb { background-position: -180px -18px }
#tree .file-text, #tree .file-txt, #tree .file-md, #tree .file-log, #tree .file-htaccess { background-position: -254px -18px }
#tree .file-doc, #tree .file-docx { background-position: -362px -18px }
#tree .file-zip, #tree .file-gz, #tree .file-tar, #tree .file-rar { background-position: -416px -18px }
#tree .file-js { background-position: -434px -18px }
#tree .file-css { background-position: -144px -0px }
#tree .file-fla { background-position: -398px -0px }
</style>
</head>
<body>
<div id="container" role="main">
<div id="tree"></div>
<div id="data">
<div class="content code" style="display:none;"><textarea id="code" readonly="readonly"></textarea></div>
<div class="content folder" style="display:none;"></div>
<div class="content image" style="display:none; position:relative;"><img src="" alt="" style="display:block; position:absolute; left:50%; top:50%; padding:0; max-height:90%; max-width:90%;" /></div>
<div class="content default" style="text-align:center;">Select a file from the tree.</div>
</div>
</div>
<script src="//libs.useso.com/js/jquery/1.9.1/jquery.min.js"></script>
<script src="./js/jsTree/jstree.min.js"></script>
<script>
$(function () {
$(window).resize(function () {
var h = Math.max($(window).height() - 0, 420);
$('#container, #data, #tree, #data .content').height(h).filter('.default').css('lineHeight', h 'px');
}).resize();
$('#tree')
.jstree({
'core' : {
'data' : {
'url' : '?operation=get_node',
'data' : function (node) {
return { 'id' : node.id };
}
},
'check_callback' : function(o, n, p, i, m) {
if(m && m.dnd && m.pos !== 'i') { return false; }
if(o === "move_node" || o === "copy_node") {
if(this.get_node(n).parent === this.get_node(p).id) { return false; }
}
return true;
},
'themes' : {
'responsive' : false,
'variant' : 'small',
'stripes' : true
}
},
'sort' : function(a, b) {
return this.get_type(a) === this.get_type(b) ? (this.get_text(a) > this.get_text(b) ? 1 : -1) : (this.get_type(a) >= this.get_type(b) ? 1 : -1);
},
'contextmenu' : {
'items' : function(node) {
var tmp = $.jstree.defaults.contextmenu.items();
delete tmp.create.action;
tmp.create.label = "New";
tmp.create.submenu = {
"create_folder" : {
"separator_after" : true,
"label" : "Folder",
"action" : function (data) {
var inst = $.jstree.reference(data.reference),
obj = inst.get_node(data.reference);
inst.create_node(obj, { type : "default" }, "last", function (new_node) {
setTimeout(function () { inst.edit(new_node); },0);
});
}
},
"create_file" : {
"label" : "File",
"action" : function (data) {
var inst = $.jstree.reference(data.reference),
obj = inst.get_node(data.reference);
inst.create_node(obj, { type : "file" }, "last", function (new_node) {
setTimeout(function () { inst.edit(new_node); },0);
});
}
}
};
if(this.get_type(node) === "file") {
delete tmp.create;
}
return tmp;
}
},
'types' : {
'default' : { 'icon' : 'folder' },
'file' : { 'valid_children' : [], 'icon' : 'file' }
},
'unique' : {
'duplicate' : function (name, counter) {
return name ' ' counter;
}
},
'plugins' : ['state','dnd','sort','types','contextmenu','unique']
})
.on('delete_node.jstree', function (e, data) {
$.get('?operation=delete_node', { 'id' : data.node.id })
.fail(function () {
data.instance.refresh();
});
})
.on('create_node.jstree', function (e, data) {
$.get('?operation=create_node', { 'type' : data.node.type, 'id' : data.node.parent, 'text' : data.node.text })
.done(function (d) {
data.instance.set_id(data.node, d.id);
})
.fail(function () {
data.instance.refresh();
});
})
.on('rename_node.jstree', function (e, data) {
$.get('?operation=rename_node', { 'id' : data.node.id, 'text' : data.text })
.done(function (d) {
data.instance.set_id(data.node, d.id);
})
.fail(function () {
data.instance.refresh();
});
})
.on('move_node.jstree', function (e, data) {
$.get('?operation=move_node', { 'id' : data.node.id, 'parent' : data.parent })
.done(function (d) {
//data.instance.load_node(data.parent);
data.instance.refresh();
})
.fail(function () {
data.instance.refresh();
});
})
.on('copy_node.jstree', function (e, data) {
$.get('?operation=copy_node', { 'id' : data.original.id, 'parent' : data.parent })
.done(function (d) {
//data.instance.load_node(data.parent);
data.instance.refresh();
})
.fail(function () {
data.instance.refresh();
});
})
.on('changed.jstree', function (e, data) {
if(data && data.selected && data.selected.length) {
$.get('?operation=get_content&id=' data.selected.join(':'), function (d) {
if(d && typeof d.type !== 'undefined') {
$('#data .content').hide();
switch(d.type) {
case 'text':
case 'txt':
case 'md':
case 'htaccess':
case 'log':
case 'sql':
case 'php':
case 'js':
case 'json':
case 'css':
case 'html':
$('#data .code').show();
$('#code').val(d.content);
break;
case 'png':
case 'jpg':
case 'jpeg':
case 'bmp':
case 'gif':
$('#data .image img').one('load', function () { $(this).css({'marginTop':'-' $(this).height()/2 'px','marginLeft':'-' $(this).width()/2 'px'}); }).attr('src',d.content);
$('#data .image').show();
break;
default:
$('#data .default').html(d.content).show();
break;
}
}
});
}
else {
$('#data .content').hide();
$('#data .default').html('Select a file from the tree.').show();
}
});
});
</script>
</body>
</html>
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