WebSVN – lars-tiefland.ci – /htdocs/backend/js/jstree/demo/filebrowser/index.php

<?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);
        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="./../../dist/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('./file_sprite.png') right bottom no-repeat; }
                #tree .file { background:url('./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="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
                <script src="./../../dist/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;
                                                },
                                                'force_text' : 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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(root)/htdocs/backend/js/jstree/demo/filebrowser/index.php @ 2258 – Revision 875
