var menuTimeout;
/* draw_menu(id of menu, left position, top position, menu elements) */
function draw_menu(id,left_pos,top_pos,elements){
	var menu = document.getElementById('menu_newFile'+id);
	if (menu == null){
		menu = document.createElement('DIV');
		menu.id = "menu_newFile"+id;
		menu.style.left = left_pos+"px";
		menu.style.top = top_pos+"px";
		for(j in elements)
			menu.innerHTML += "<a href="+elements[j]['url']+">"+elements[j]['text']+"</a><br>";

		menu.onmouseout = function () { menuTimeout = setTimeout("document.getElementById('menu_newFile"+id+"').style.visibility = 'hidden'",50);}
		menu.onmouseover = function () { clearTimeout(menuTimeout); };
		menu.className = 'menubox';
		menu.style.zIndex='1';
		document.getElementById('divAppboxHeader').appendChild(menu);
	}
	menu.style.visibility = 'visible';
}
function toolbar_control(arg)
{
	//Used to get button position
	var button = document.getElementsByName(arg);
        button = button[0];
	switch (arg) {
		case 'newdir':
			break;
		case 'new':
			elements = new Array();
			elements[0] = new Array();
			elements[0]['text'] = get_lang('empty file');
			elements[0]['url'] = 'javascript:newEmptyFile();';
			elements[1] = new Array();
			elements[1]['text'] = get_lang('File from model');
			address = document.location.toString();
	                address = address.split("?");
			elements[1]['url'] = address[0]+"?menuaction=filemanager.uifilemanager.fileModels";
			elements[2] = new Array();
			elements[2]['text'] = get_lang('Upload');
			address = document.location.toString();
			address = address.split("?");
			elements[2]['url'] = address[0]+"?menuaction=filemanager.uifilemanager.index&upload=clicked&upload.x=1&path="+base64_encode(document.getElementById('cdtodir').value);
			draw_menu(arg,button.parentNode.offsetLeft+50,190,elements);
			break;
		case 'rename':
			// button : <input type="submit" name="save_changes" value="'.lang('Save changes').'">'
			var one_checked = false;
			files=document.getElementsByName('fileman');
			for (i = 0; i <  files.length; i++)
				if (files[i].checked){
					one_checked = true;
					files[i].checked = false;
					var nameLink = document.getElementById('name_'+files[i].value);
					var inputName = document.createElement('INPUT');
					inputName.id = 'input_'+files[i].value;
					var filename = nameLink.innerHTML;
					inputName.value = filename;
					inputName.onblur = function () { cExecute('/index.php?menuaction=filemanager.vfs_functions.rename&file='+base64_encode(this.id.substr(6))+'&to='+base64_encode(this.value)+"&path="+base64_encode(currentPath.value),updateRename) };
					nameLink.parentNode.appendChild(inputName);
					nameLink.parentNode.removeChild(nameLink);
				}
			if (!one_checked)
				write_msg(get_lang('Please select a file'));
			break;
		case 'edit':
			var one_checked = false;
			files=document.getElementsByName('fileman');
			for (i = 0; i <  files.length; i++)
				if (files[i].checked){
					one_checked = true;
					var filename=files[i].value;
				}
			if (one_checked){
				address = document.location.toString();
                                address = address.split("&");
				document.location = address[0]+"&"+arg+".x=1&filename="+base64_encode(filename);
			}
			else
			{
				write_msg(get_lang('Please select a file'));
				return;
			}
			break;
		case 'delete':
			filesUrl = "";
			var one_checked = false;
			files=document.getElementsByName('fileman');
			var j=0;
			for (i = 0; i <  files.length; i++)
				if (files[i].checked){
					one_checked = true;
					filesUrl += "&fileman["+j+"]="+files[i].value;
					j++;
				}
			if (!one_checked)
			{
				write_msg(get_lang('Please select a file'));
				return;
			}

			cExecute('/index.php?menuaction=filemanager.vfs_functions.delete&path='+
					base64_encode(currentPath.value)+filesUrl,handlerDelete);
			break;
		case 'move_to':
		case 'copy_to':
			filesUrl = "";
			var one_checked = false;
			files=document.getElementsByName('fileman');
			var j=0;
			for (i = 0; i <  files.length; i++)
				if (files[i].checked){
					one_checked = true;
					filesUrl += "&fileman["+j+"]="+files[i].value;
					j++;
				}
			if (!one_checked)
			{
				write_msg(get_lang('Please select a file'));
				return;
			}
			var elements = new Array();
			inputEl = document.getElementsByName('todir');
			for(i=0; i< inputEl[0].childNodes.length; i++)
			{
				elements[i] = new Array();
				elements[i]['text'] =inputEl[0].childNodes[i].innerHTML;
				address = document.location.toString();
				address = address.split("&");
				elements[i]['url'] = address[0]+
					"&todir="+inputEl[0].childNodes[i].innerHTML+
					"&"+arg+".x=10"+filesUrl;
			}
			draw_menu(arg,button.parentNode.offsetLeft+50,190,elements);
			break;
		default:
			return;
	}
}

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;

	}

}


/*
 * 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(data){
	if (data.indexOf("True") == 0){
		returnVal = data.split(':');
		var img_lock = document.getElementById('restrict_'+returnVal[1]);
		if (img_lock.src.indexOf('button_unlock') > 0)
		{
			img_lock.src = img_lock.src.replace(/button_unlock/g,'button_lock');
			write_msg(get_lang('%1 marked as restricted',returnVal[1]));
		}
		else
		{
			img_lock.src = img_lock.src.replace(/button_lock/g,'button_unlock');
			write_msg(get_lang('%1 unmarked as restricted',returnVal[1]));
		}
	}
	else
		write_error("Could not mark as restricted");
}

function setComments(el){
	if (el.innerHTML == "&lt;"+get_lang('no comments')+"&gt;")
		var comment = "";
	else
		var comment = el.innerHTML;
	var filename = base64_encode(el.id);
	input_el = document.createElement('INPUT');
	input_el.id = "inputTemp"+el.id;
	if (comment.length > 0)
		input_el.size = comment.length;
	input_el.maxlength = "255";
	input_el.value = comment;
	el.parentNode.appendChild(input_el);
        el.parentNode.removeChild(el);
	input_el.focus();
	input_el.onblur = function () { cExecute('/index.php?menuaction=filemanager.vfs_functions.editComment&file='+
			filename+'&comment='+base64_encode(this.value),updateComment); };
}

function updateComment(data) {
	var returnVal = data.split(':');
	if (data.indexOf("True") == 0){
		var input_el = document.getElementById("inputTemp"+returnVal[1]);
		span_comment = document.createElement('span');
		span_comment.innerHTML = input_el.value;
		span_comment.id=returnVal[1];
		span_comment.onclick=function () { setComments(span_comment) };
		input_el.parentNode.appendChild(span_comment);
		input_el.parentNode.removeChild(input_el);
		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 handlerDelete(data){
	var returnVal = data.split(':');
	for (i=0; i < returnVal.length; i++)
		if (returnVal[i] == 'False'){
			write_error(get_lang('Could not delete %1',returnVal[i+1]));
			return;
		}else
		{
			if (returnVal[i] != ""){
				write_msg(get_lang('Deleted %1',returnVal[i]));
				var element = document.getElementById(returnVal[i]);
				var pai = element.parentNode.parentNode;
				pai.parentNode.removeChild(pai);
			}
		}
}

function updateRename(data) {
	var returnVal = data.split(':');
	if (data.indexOf("True") == 0){
		write_msg(get_lang('Renamed %1 to %2',returnVal[1],returnVal[2]));
		var nameLink = document.createElement('A');
		var inputName = document.getElementById('input_'+returnVal[1]);
		nameLink.innerHTML = returnVal[2];
		nameLink.href="./index.php?menuaction=filemanager.uifilemanager.view&file="+base64_encode(returnVal[2])+"&path="+base64_encode(currentPath.value);
		inputName.parentNode.appendChild(nameLink);
		inputName.parentNode.removeChild(inputName);
	}
	else
	{
		if (returnVal[1] == "badchar")
			write_error(get_lang('File names cannot contain "%1"',returnVal[2]));
		else
			if (returnVal[1] == "slashes")
				write_error(get_lang('File names cannot contain \\ or /'));
			if (returnVal[1] == "editing")
                                write_error(get_lang('This file is being edited right now'));
			else
				write_error(get_lang('Could not rename %1 to %2', returnVal[1], returnVal[2]));
	}

}