source: sandbox/filemanager/js/common_functions.js @ 1846

function load(path,el){
        currentPath = path;
        contentFolders = document.getElementById('content_folders');
        for (i=0; i < contentFolders.childNodes.length; i++)
                if (contentFolders.childNodes[i].className == "sl")
                        contentFolders.childNodes[i].className = "l";
        el.className = "sl";
        toolbar.control('reload');
}

var denyFileExtensions = new Array('exe','com','reg','chm','cnf','hta','ins',
                                        'jse','job','lnk','pif','src','scf','sct','shb',
                                        'vbe','vbs','wsc','wsf','wsh','cer','its','mau',
                                        'mda','mar','mdz','prf','pst');
function validateFileExtension(fileName){
        var error_flag = false;
        var fileExtension = fileName.split(".");
        fileExtension = fileExtension[(fileExtension.length-1)];
        for(var i=0; i<denyFileExtensions.length; i++)
        {
                if(denyFileExtensions[i] == fileExtension)
                {
                        error_flag = true;
                        break;
                }

        }

        if ( error_flag == true )
        {
                write_error(get_lang('File extension forbidden or invalid file') + '.');
                return false;
        }
        return true;
}

function get_lang(_key){
        var key = _key.toLowerCase();
        if(array_lang[key])
                var _value = array_lang[key];
        else
                var _value = _key+"*";

        if(arguments.length > 1)
                for(j = 1; typeof(arguments[j]) != 'undefined'; j++)
                        _value = _value.replace("%"+j,arguments[j]);
        return _value;

}


function newEmptyFile(){
        var name = prompt(get_lang('Enter with the name of new file/directory'), '');
        var input_text = document.getElementById('newfile_or_dir');
        if (name != null && name != '' && validateFileExtension(name))
        {
                var fileExtension = name.split(".");
                fileExtension = fileExtension[1];
                if (typeof(fileExtension) == 'undefined')
                        input_text.value = name+".html";
                else
                        input_text.value = name;
                address = document.location.toString();
                address = address.split("&");
                document.location = address[0]+"&newfile.x=1&newfile_or_dir="+input_text.value;

        }
}
function newUpload(data){
        if (data == null)
        {
                address = document.location.toString();
                address = address.split("?");
                var url = address[0]+"?menuaction=filemanager.uifilemanager.showUploadboxes&path="+base64_encode(currentPath);
                cExecute(url,newUpload);
        }
        else{
                draw_window(data);
        }
}

/*
 * base64.js - Base64 encoding and decoding functions
 *
 * Copyright (c) 2007, David Lindquist <david.lindquist@gmail.com>
 * Released under the MIT license
 */

function base64_encode(str) {
        var chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
        var encoded = [];
        var c = 0;
        while (c < str.length) {
                var b0 = str.charCodeAt(c++);
                var b1 = str.charCodeAt(c++);
                var b2 = str.charCodeAt(c++);
                var buf = (b0 << 16) + ((b1 || 0) << 8) + (b2 || 0);
                var i0 = (buf & (63 << 18)) >> 18;
                var i1 = (buf & (63 << 12)) >> 12;
                var i2 = isNaN(b1) ? 64 : (buf & (63 << 6)) >> 6;
                var i3 = isNaN(b2) ? 64 : (buf & 63);
                encoded[encoded.length] = chars.charAt(i0);
                encoded[encoded.length] = chars.charAt(i1);
                encoded[encoded.length] = chars.charAt(i2);
                encoded[encoded.length] = chars.charAt(i3);
        }
        return encoded.join('');
}

function base64_decode(str) {
        var chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
        var invalid = {
        strlen: (str.length % 4 != 0),
        chars:  new RegExp('[^' + chars + ']').test(str),
        equals: (/=/.test(str) && (/=[^=]/.test(str) || /={3}/.test(str)))
        };
        if (invalid.strlen || invalid.chars || invalid.equals)
                throw new Error('Invalid base64 data');
        var decoded = [];
        var c = 0;
        while (c < str.length) {
                var i0 = chars.indexOf(str.charAt(c++));
                var i1 = chars.indexOf(str.charAt(c++));
                var i2 = chars.indexOf(str.charAt(c++));
                var i3 = chars.indexOf(str.charAt(c++));
                var buf = (i0 << 18) + (i1 << 12) + ((i2 & 63) << 6) + (i3 & 63);
                var b0 = (buf & (255 << 16)) >> 16;
                var b1 = (i2 == 64) ? -1 : (buf & (255 << 8)) >> 8;
                var b2 = (i3 == 64) ? -1 : (buf & 255);
                decoded[decoded.length] = String.fromCharCode(b0);
                if (b1 >= 0) decoded[decoded.length] = String.fromCharCode(b1);
                if (b2 >= 0) decoded[decoded.length] = String.fromCharCode(b2);
        }
        return decoded.join('');
}


function setRestricted(name){
        var continue_set = confirm(get_lang('This property will change the visibility of all users that have access to this file, continue?'));
        if (continue_set)
                cExecute('./index.php?menuaction=filemanager.vfs_functions.setRestricted&file='+base64_encode(name)+'&path='+base64_encode(currentPath),handler.restricted);
}

function presetComments(el){
        if (permissions['edit'] == 0){
                el.blur();
                write_error(get_lang('You have no permission to access this file'));
        }
        oldValue = el.value;
}

function setComments(el){
        if (el.value == oldValue) return;
        var filename = base64_encode(el.id);
        cExecute('./index.php?menuaction=filemanager.vfs_functions.editComment&file='+filename+'&comment='+base64_encode(el.value),updateComment);
}

function enterComments(e,el){
        if (e.keyCode == KEY_ENTER)
                el.blur();
}

function updateComment(data) {
        var returnVal = data.split(':');
        if (data.indexOf("True") == 0){
                write_msg(get_lang('Updated comment for %1',returnVal[1]));
        }
        else
        {
                if (returnVal[1] == "badchar")
                        write_error(get_lang('Comments cannot contain "%1"',returnVal[2]));
                else
                        write_error(get_lang('You have no permission to access this file'));
        }

}
function EditColumns(param){
        if (param == 'close')
        {
                var menu = document.getElementById('menu_col_pref');
                menu.parentNode.removeChild(menu);
                return;
        }
        if(param == 'save')
        {
                var checkBoxes = document.getElementsByName('prefView');
                var url="";
                for (var i=0; i < checkBoxes.length; i++)
                {
                        if (checkBoxes[i].checked)
                                preferences[checkBoxes[i].value] = '1';
                        else
                                preferences[checkBoxes[i].value] = '0';
                }
                cExecute('./index.php?menuaction=filemanager.user.save_preferences&preferences='+base64_encode(serialize(preferences)),function () { toolbar.control('reload'); EditColumns('close'); });
                return;
        }
        var check = function(type) { if (preferences[type] =='1') return 'checked'; else return '';};
        var inputHTML = '<input name="prefView" type="checkbox" value="';
        form = inputHTML+'mime_type" '+check('mime_type')+'>'+get_lang('type')+'<br>'+
                inputHTML+'size" '+check('size')+'>'+get_lang('size')+'<br>'+
                inputHTML+'created" '+check('created')+'>'+get_lang('created')+'<br>'+
                inputHTML+'modified" '+check('modified')+'>'+get_lang('modified')+'<br>'+
                inputHTML+'owner" '+check('owner')+'>'+get_lang('owner')+'<br>'+
                inputHTML+'createdby_id" '+check('createdby_id')+'>'+get_lang('created by')+'<br>'+
                inputHTML+'modifiedby_id" '+check('modifiedby_id')+'>'+get_lang('modified by')+'<br>'+
        //      inputHTML+'application" '+check('application')+'>'+get_lang('application')+'<br>'+
                inputHTML+'comment" '+check('comment')+'>'+get_lang('comment')+'<br>'+
                inputHTML+'version" '+check('version')+'>'+get_lang('version')+'<br>'+
                '<input value="'+get_lang('save')+'" onclick="EditColumns(\'save\')" type="button">&nbsp;'+
                '<input value="'+get_lang('cancel')+'" onclick="EditColumns(\'close\')" type="button">';

                menu = document.createElement('DIV');
                menu.id = "menu_col_pref";
                menu.style.left = "100px";
                menu.style.top = "200px";
                menu.className = 'menubox';
                menu.style.zIndex='1';
                menu.innerHTML = form;
                document.getElementById('divAppboxHeader').appendChild(menu);
}


function searchFile(){
        var inputText = document.getElementById('em_message_search');
        if (inputText.value.length < 4)
        {
                alert(get_lang('Your search must have at least 4 characters'));
                return;
        }
        cExecute('./index.php?menuaction=filemanager.uifilemanager.search&text='+inputText.value,folderList.drawSearch);
}
function selectAll(el){
        checkBoxes = document.getElementsByName('fileman');
        if (el.checked)
                for (i=0; i < checkBoxes.length; i++)
                        checkBoxes[i].checked = true;
        else
                for (i=0; i < checkBoxes.length; i++)
                        checkBoxes[i].checked = false;

}
function borkb(size){
                kbyte = 1024;
                mbyte = kbyte*1024;
                gbyte = mbyte*1024;
                if (!size)
                        size = 0;
                if (size < kbyte)
                        return size + 'B';
                else if (size < mbyte)
                        return parseInt(size/kbyte) + 'KB';
                else if (size < gbyte)
                        if (size/mbyte > 100)
                                return (size/mbyte).toFixed(0) + 'MB';
                        else
                                return (size/mbyte).toFixed(1) + 'MB';
                else
                        return parseInt(size/gbyte).toFixed(1) + 'GB';
}
function addNewInput(){
        var line = document.getElementById('uploadOption');
        var newElement = document.createElement('TR');
        var newElement2 = document.createElement('TD');
        var newElement3 = document.createElement('TD');
        newElement2.innerHTML = '<input onchange="javascript:addNewInput();" maxlength="255" name="upload_file[]" type="file">';
        newElement3.innerHTML = '<input name="upload_comment[]" type="text">';
        newElement.appendChild(newElement2);
        newElement.appendChild(newElement3);
        line.parentNode.appendChild(newElement);
        document.getElementById('show_upload_boxes').value +=1;
}

function sendFiles(){
                cExecuteForm(document.getElementById('form_up'),handler.upload);
                document.getElementById('button_up').style.visibility = "hidden";
                var line = document.getElementById('uploadOption');
                line.parentNode.innerHTML = "<img src='"+templatePath+"images/progress.gif'>";
}