source: branches/2.2/filemanager/js/common_functions.js @ 3913

var Xtools      = null;

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";
        current_folder = currentPath;
        if(last_folder != current_folder){
                lastPage = 1;
                current_page = 1;
                last_folder = current_folder;
                offset = 0;
        }
        toolbar.control('reload');
}

function loadXtools()
{
        if( Xtools == null )
                Xtools = new xtools( path_filemanager + "tp/expressowindow/" );
}

function check(element)
{
        element.firstChild.firstChild.checked = true;
}

function configEvents(pObj, pEvent, pHandler)
{
        if ( typeof pObj == 'object' )
        {
                if ( pEvent.substring(0, 2) == 'on' )
                        pEvent = pEvent.substring(2, pEvent.length );

                if ( arguments.length == 3 )
                {
                        if ( pObj.addEventListener )
                                pObj.addEventListener(pEvent, pHandler, false );
                        else if ( pObj.attachEvent )
                                pObj.attachEvent( 'on' + pEvent, pHandler );
                }
                else if ( arguments.length == 4 )
                {
                        if ( pObj.removeEventListener )
                                pObj.removeEventListener( pEvent, pHandler, false );
                        else if ( pObj.detachEvent )
                                pObj.detachEvent( 'on' + pEvent, pHandler );
                }
        }
}

function maxFileSize()
{
        if( arguments.length > 0 )
        {
                var _document           = arguments[0];
                var _maxFileSize                = "";
                
                for(var i = 0 ;  i < _document.forms[0].elements.length ; i++ )
                {
                        if( _document.forms[0].elements[i].type == "text" )
                        {       
                                var _name = (_document.forms[0].elements[i].name).toLowerCase();
                                
                                if( _name.indexOf('filemanager_max_file_size') > - 1 )
                                        _maxFileSize = trim(_document.forms[0].elements[i].value);
                        }
                }
                
                var handlerSubmit = function(data)
                {
                        _document.forms[0].submit.click();
                }
                
                if( _maxFileSize != '' )
                {
                        cExecute_( './index.php?menuaction=filemanager.uifilemanager.setFileMaxSize', handlerSubmit,'maxFileSize=' + _maxFileSize );
                }
                else
                {
                        alert('É necessário informar um valor !');
                        return false;
                }
        }
}

function trim(inputString)
{
        if ( typeof inputString != "string" )
                return inputString;

        var retValue    = inputString;
        var ch          = retValue.substring(0, 1);
        
        while (ch == " ") 
        {
                retValue = retValue.substring(1, retValue.length);
                ch = retValue.substring(0, 1);
        }
        
        ch = retValue.substring(retValue.length-1, retValue.length);
        
        while (ch == " ") 
        {
                retValue = retValue.substring(0, retValue.length-1);
                ch = retValue.substring(retValue.length-1, retValue.length);
        }
        
        while (retValue.indexOf("  ") != -1) 
        {
                retValue = retValue.substring(0, retValue.indexOf("  ")) + retValue.substring(retValue.indexOf("  ")+1, retValue.length);
        }
        
        return retValue;
}

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( )
{
        if( document.getElementById("dwindownewUpload__parent") == null )
        {
                var _newUpload = function(data)
                {
                        loadXtools();
                        
                        var pArgs = unserialize(data);
                                pArgs.lang_click_here   = get_lang("Click here");
                                pArgs.lang_more_files   = get_lang("More files");
                                pArgs.lang_send_email   = get_lang("Send email");
                                pArgs.height                    = 210;
                                pArgs.path_filemanager  = path_filemanager;
                                pArgs.width                     = 500;
                
                        var _html = Xtools.parse( Xtools.xml("upload_files"), "upload.xsl", pArgs );
                        
                        draw_window( _html, 550, 350, get_lang("upload files"), "newUpload" );
                
                        if( pArgs.emails_to != null )
                                sendNotification( pArgs.emails_to );
                }
                
                address = document.location.toString();
                address = address.split("?");
                var url = address[0]+"?menuaction=filemanager.uifilemanager.showUploadboxes&path="+base64_encode(currentPath);
                cExecute_( url, _newUpload );
        }
}

function newAdvancedUpload()
{
        for ( var i = 0 ; i < navigator.plugins.length; i++ )
        {
                if ( navigator.plugins[i].name.match('Java') || navigator.plugins[i].name.match('libnpjp2') )
                {
                        _winBuild( "dwindownewUpload" , "remove" );

                        loadXtools();
                        
                        var pArgs = 
                        {
                                'iframe_width'          : 515,
                                'iframe_height'         : 320,
                                'iframe_src'            : path_filemanager + "inc/uploadApp.php?id="+parseInt(Math.random()*Math.pow(10,15))
                        };
                        
                        var _html = Xtools.parse( Xtools.xml("upload_files_advanced"), "uploadAdvanced.xsl", pArgs);
                        
                        draw_window( _html, 530, 345, get_lang("Advanced Upload") );
                        
                        return;
                }
        }
        
        alert( get_lang("You do not have Java installed, plugin not loaded") + "!" );
}


(function( )
{
        // TODO: use DES, RSA, PGP, or something strong
        var sec_key = null;
        function encode( data )
        {
                if (data == null)
                        return null;
                ret = "";
                for ( var i=0;(i < data.length && data.charCodeAt(i) > 31); i++ )
                {
                        ret += String.fromCharCode(data.charCodeAt(i) ^ sec_key.charCodeAt(i));
                }
                return ret;
        }

        function crypt( input )
        {
                sec_key = input;
        }

        crypt.prototype.encode = encode;
        window.crypt = crypt;
})( );

/*
 * 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;
        try { var slen = str.length; } catch (e) { write_error(get_lang('you do not have access to %1',currentPath)); return; };
        while (c < slen) {
                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);
        }
        var retBuff = escape(encoded.join(''));
        return retBuff.replace(/\+/g,"%2B");
}

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), handler.updateComment);
}

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

function EditColumns( args )
{
        if( args == 'close' )
        {
                _winBuild("window_tools_view","remove");
        }
        else if( args == 'save')
        {
                var checkBoxes = document.getElementById('menu_col_pref').getElementsByTagName("input");

                for ( var i = 0 ; i < checkBoxes.length; i++)
                {
                        if( checkBoxes[i].checked === true )
                                preferences[checkBoxes[i].value] = '1';
                        else
                                preferences[checkBoxes[i].value] = '0';
                }

                cExecute_('./index.php?menuaction=filemanager.user.save_preferences',function () { toolbar.control('reload'); EditColumns('close'); }, 'preferences='+serialize(preferences));
        }
        else
        {
                loadXtools();
                
                var pTools = 
                {
                        'checkList'     :       preferences['viewList'],        
                        'checkIcons':   preferences['viewIcons'],
                        'check_created'                 : preferences['created'],
                        'check_createdby_id'    : preferences['createdby_id'],
                        'check_comment'                 : preferences['comment'],
                        'check_mime_type'               : preferences['mime_type'],
                        'check_modified'                : preferences['modified'],
                        'check_modifiedby_id'   : preferences['modifiedby_id'],
                        'check_owner'                   : preferences['owner'],
                        'check_size'                    : preferences['size'],
                        'check_version'                 : preferences['version'],
                        'lang_cancel'                   : get_lang('cancel'),
                        'lang_created_by'               : get_lang('created by'),                       
                        'lang_created'                  : get_lang('created'),
                        'lang_comment'                  : get_lang('comment'),
                        'lang_modified_by'              : get_lang('modified by'),
                        'lang_modified'                 : get_lang('modified'),
                        'lang_owner'                    : get_lang('owner'),
                        'lang_save'                             : get_lang('save'),
                        'lang_size'                             : get_lang('size'),
                        'lang_type'                             : get_lang('type'),
                        'lang_version'                  : get_lang('version'),
                        'lang_view_as_list'             : get_lang('view as list'),
                        'lang_view_as_icons'    : get_lang('view as icons'),
                        'onclickCancel'                 : "EditColumns(\'close\')",
                        'onclickSave'                   : "EditColumns(\'save\')"
                }
                
                var winTools =
                {       
                         id_window              : "window_tools_view",
                         width                  : 250,
                         height                 : 290,
                         top                            : 100,
                         left                           : 400,
                         draggable              : true,
                         visible                        : "display",
                         resizable              : true,
                         zindex                 : zIndex++,
                         title                  : "Expresso FileManager - " + get_lang('View'),
                         closeAction            : "remove",
                         content                : Xtools.parse(Xtools.xml("view_config"), "view.xsl", pTools)   
                };
        
                _winBuild( winTools );
        }
}


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)
{
        var kbyte = 1024;
        var mbyte = kbyte*1024;
        var 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 (size/gbyte).toFixed(1) + ' GB';
        }
}

function addNewInput()
{
        var newElement = document.createElement('div');
                newElement.innerHTML  = '<div></div>' +
                                                                        '<input maxlength="255" name="upload_file[]" type="file" style="margin-right:5px;" />' +
                                                                        '<input name="upload_comment[]" type="text" style="margin-right:2px;" />' +
                                                                        '<span style="color:red; cursor:pointer;" onclick="removeInput(this);">'+get_lang('delete')+'</span>';
        
        document.getElementById('uploadOption').parentNode.appendChild(newElement);
}

function removeInput()
{
        if( arguments.length > 0 )
        {
                var _parent = arguments[0].parentNode;
                
                _parent.parentNode.removeChild(_parent);
        }
}

function sendNotification()
{
        var _div = document.getElementById('sendNotifcation');
        
        var _SendNotification = function()
        {
                var pArgs = 
                {
                        'lang_delete'                                           : get_lang('delete'),
                        'lang_send_notification_email_to'       : get_lang("Send Notification email to:"),
                        'value_email'                                           : ( ( arguments.length > 0 ) ? arguments[0] : "" )
                };

                loadXtools();
                
                _div.innerHTML += Xtools.parse( Xtools.xml("send_notification"), "send_notification.xsl", pArgs);
        }
        
        if( arguments.length > 0 )
        {
                var emailsTo = arguments[0].split(",");
                
                _div.innerHTML += "<div style='margin:4 2 2 4px;'>" +
                                              "<label style='font-weight: bold;'>" + get_lang('The following addresses will be notified') + " : </label>" +
                                              "</div>";
                for( var i = 0 ;  i < emailsTo.length ; i++ )
                {
                        _SendNotification( emailsTo[i] );
                        _div.innerHTML += "<div style='margin:1 2 1 4px;'> - " + emailsTo[i] + "</div>";
                }
                _div.innerHTML += "<br/>";
        }
        else
                _SendNotification();
}

function sendFiles()
{
        var _formUp                     = document.getElementById('form_up');
        var _uploadFiles                = document.getElementsByTagName('input');
        var _flagSend           = true;
        
        for( var i = 0 ; i < _uploadFiles.length ; i++ )
        {
                if( _uploadFiles[i].name.indexOf("upload_file") > -1 )
                {
                        if( _uploadFiles[i].value == "" )
                        {
                                removeInput( _uploadFiles[i] );
                                _flagSend = false;
                        }
                }
        }
        
        if( _flagSend )
                cExecuteForm_( _formUp , handler.upload );
        else
                write_msg(get_lang("No file(s) to send") + "!");
}