Fork of the espurna firmware for `mhsw` switches
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var websock;
var password = false;
var maxNetworks;
var messages = [];
var webhost;
var numChanged = 0;
var numReboot = 0;
var numReconnect = 0;
var numReload = 0;
var useWhite = false;
// -----------------------------------------------------------------------------
// Messages
// -----------------------------------------------------------------------------
function initMessages() {
messages[ 1] = "Remote update started";
messages[ 2] = "OTA update started";
messages[ 3] = "Error parsing data!";
messages[ 4] = "The file does not look like a valid configuration backup or is corrupted";
messages[ 5] = "Changes saved. You should reboot your board now";
messages[ 7] = "Passwords do not match!";
messages[ 8] = "Changes saved";
messages[ 9] = "No changes detected";
messages[10] = "Session expired, please reload page...";
}
function sensorType(type) {
var types = [
"Temperature", "Humidity", "Pressure",
"Current", "Voltage", "Active Power", "Apparent Power",
"Reactive Power", "Energy", "Energy (delta)", "Power Factor",
"Analog", "Digital", "Events",
"PM1.0", "PM2.5", "PM10"
];
if (1 <= type && type <= types.length) return types[type-1];
return null;
}
// -----------------------------------------------------------------------------
// Utils
// -----------------------------------------------------------------------------
// http://www.the-art-of-web.com/javascript/validate-password/
function checkPassword(str) {
// at least one lowercase and one uppercase letter or number
// at least five characters (letters, numbers or special characters)
var re = /^(?=.*[A-Z\d])(?=.*[a-z])[\w~!@#$%^&*\(\)<>,.\?;:{}\[\]\\|]{5,}$/;
return re.test(str);
}
function zeroPad(number, positions) {
return ("0".repeat(positions) + number).slice(-positions);
}
function validateForm(form) {
// password
var adminPass1 = $("input[name='adminPass1']", form).val();
if (adminPass1.length > 0 && !checkPassword(adminPass1)) {
alert("The password you have entered is not valid, it must have at least 5 characters, 1 lowercase and 1 uppercase or number!");
return false;
}
var adminPass2 = $("input[name='adminPass2']", form).val();
if (adminPass1 != adminPass2) {
alert("Passwords are different!");
return false;
}
return true;
}
function valueSet(data, name, value) {
for (var i in data) {
if (data[i]['name'] == name) {
data[i]['value'] = value;
return;
}
}
data.push({'name': name, 'value': value});
}
function randomString(length, chars) {
var mask = '';
if (chars.indexOf('a') > -1) mask += 'abcdefghijklmnopqrstuvwxyz';
if (chars.indexOf('A') > -1) mask += 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
if (chars.indexOf('#') > -1) mask += '0123456789';
if (chars.indexOf('@') > -1) mask += 'ABCDEF';
if (chars.indexOf('!') > -1) mask += '~`!@#$%^&*()_+-={}[]:";\'<>?,./|\\';
var result = '';
for (var i = length; i > 0; --i) result += mask[Math.round(Math.random() * (mask.length - 1))];
return result;
}
function generateAPIKey() {
var apikey = randomString(16, '@#');
$("input[name=\"apiKey\"]").val(apikey);
return false;
}
function getJson(str) {
try {
return JSON.parse(str);
} catch (e) {
return false;
}
}
// -----------------------------------------------------------------------------
// Actions
// -----------------------------------------------------------------------------
function doReload(milliseconds) {
milliseconds = (typeof milliseconds == 'undefined') ? 0 : parseInt(milliseconds);
setTimeout(function() {
window.location.reload();
}, milliseconds);
}
function doUpdate() {
var form = $("#formSave");
if (validateForm(form)) {
// Get data
var data = form.serializeArray();
// Post-process
delete(data['filename']);
$("input[type='checkbox']").each(function() {
var name = $(this).attr("name");
if (name) {
valueSet(data, name, $(this).is(':checked') ? 1 : 0);
}
});
websock.send(JSON.stringify({'config': data}));
$(".pwrExpected").val(0);
$("input[name='pwrResetCalibration']")
.prop("checked", false)
.iphoneStyle("refresh");
numChanged = 0;
setTimeout(function() {
if (numReboot > 0) {
var response = window.confirm("You have to reboot the board for the changes to take effect, do you want to do it now?");
if (response == true) doReboot(false);
} else if (numReconnect > 0) {
var response = window.confirm("You have to reconnect to the WiFi for the changes to take effect, do you want to do it now?");
if (response == true) doReconnect(false);
} else if (numReload > 0) {
var response = window.confirm("You have to reload the page to see the latest changes, do you want to do it now?");
if (response == true) doReload();
}
resetOriginals();
}, 1000);
}
return false;
}
function doUpgrade() {
var contents = $("input[name='upgrade']")[0].files[0];
if (typeof contents == 'undefined') {
alert("First you have to select a file from your computer.");
return false;
}
var filename = $("input[name='upgrade']").val().split('\\').pop();
var data = new FormData();
data.append('upgrade', contents, filename);
$.ajax({
// Your server script to process the upload
url: webhost + 'upgrade',
type: 'POST',
// Form data
data: data,
// Tell jQuery not to process data or worry about content-type
// You *must* include these options!
cache: false,
contentType: false,
processData: false,
success: function(data, text) {
$("#upgrade-progress").hide();
if (data == 'OK') {
alert("Firmware image uploaded, board rebooting. This page will be refreshed in 5 seconds.");
doReload(5000);
} else {
alert("There was an error trying to upload the new image, please try again (" + data + ").");
}
},
// Custom XMLHttpRequest
xhr: function() {
$("#upgrade-progress").show();
var myXhr = $.ajaxSettings.xhr();
if (myXhr.upload) {
// For handling the progress of the upload
myXhr.upload.addEventListener('progress', function(e) {
if (e.lengthComputable) {
$('progress').attr({ value: e.loaded, max: e.total });
}
} , false);
}
return myXhr;
},
});
return false;
}
function doUpdatePassword() {
var form = $("#formPassword");
if (validateForm(form)) {
var data = form.serializeArray();
websock.send(JSON.stringify({'config': data}));
}
return false;
}
function doReboot(ask) {
ask = (typeof ask == 'undefined') ? true : ask;
if (numChanged > 0) {
var response = window.confirm("Some changes have not been saved yet, do you want to save them first?");
if (response == true) return doUpdate();
}
if (ask) {
var response = window.confirm("Are you sure you want to reboot the device?");
if (response == false) return false;
}
websock.send(JSON.stringify({'action': 'reboot'}));
doReload(5000);
return false;
}
function doReconnect(ask) {
ask = (typeof ask == 'undefined') ? true : ask;
if (numChanged > 0) {
var response = window.confirm("Some changes have not been saved yet, do you want to save them first?");
if (response == true) return doUpdate();
}
if (ask) {
var response = window.confirm("Are you sure you want to disconnect from the current WIFI network?");
if (response == false) return false;
}
websock.send(JSON.stringify({'action': 'reconnect'}));
doReload(5000);
return false;
}
function doBackup() {
document.getElementById('downloader').src = webhost + 'config';
return false;
}
function onFileUpload(event) {
var inputFiles = this.files;
if (inputFiles == undefined || inputFiles.length == 0) return false;
var inputFile = inputFiles[0];
this.value = "";
var response = window.confirm("Previous settings will be overwritten. Are you sure you want to restore this settings?");
if (response == false) return false;
var reader = new FileReader();
reader.onload = function(e) {
var data = getJson(e.target.result);
if (data) {
websock.send(JSON.stringify({'action': 'restore', 'data': data}));
} else {
alert(messages[4]);
}
};
reader.readAsText(inputFile);
return false;
}
function doRestore() {
if (typeof window.FileReader !== 'function') {
alert("The file API isn't supported on this browser yet.");
} else {
$("#uploader").click();
}
return false;
}
function doToggle(element, value) {
var relayID = parseInt(element.attr("data"));
websock.send(JSON.stringify({'action': 'relay', 'data': { 'id': relayID, 'status': value ? 1 : 0 }}));
return false;
}
// -----------------------------------------------------------------------------
// Visualization
// -----------------------------------------------------------------------------
function showPanel() {
$(".panel").hide();
$("#" + $(this).attr("data")).show();
if ($("#layout").hasClass('active')) toggleMenu();
$("input[type='checkbox']").iphoneStyle("calculateDimensions").iphoneStyle("refresh");
};
function toggleMenu() {
$("#layout").toggleClass('active');
$("#menu").toggleClass('active');
$("#menuLink").toggleClass('active');
}
// -----------------------------------------------------------------------------
// Domoticz
// -----------------------------------------------------------------------------
function createRelayIdxs(data) {
var current = $("#domoticzRelays > div").length;
if (current > 0) return;
var template = $("#relayIdxTemplate .pure-g")[0];
for (var i=0; i<data.length; i++) {
var line = $(template).clone();
if (data.length > 1) $("label", line).html("Switch #" + i);
$("input", line).attr("name", "dczRelayIdx" + i).attr("tabindex", 40 + i).val(data[i]);
line.appendTo("#domoticzRelays");
}
}
function createSensorIdxs(data) {
var current = $("#domoticzSensors > div").length;
if (current > 0) return;
var template = $("#sensorIdxTemplate .pure-g")[0];
for (var i=0; i<data.length; i++) {
var line = $(template).clone();
$("label", line).html(sensorType(data[i].type));
$("div.hint", line).html(data[i].name);
$("input", line).attr("name", "dczSensor" + i).attr("tabindex", 40 + i).val(data[i].idx);
line.appendTo("#domoticzSensors");
}
}
// -----------------------------------------------------------------------------
// Wifi
// -----------------------------------------------------------------------------
function addNetwork() {
var numNetworks = $("#networks > div").length;
if (numNetworks >= maxNetworks) {
alert("Max number of networks reached");
return;
}
var tabindex = 200 + numNetworks * 10;
var template = $("#networkTemplate").children();
var line = $(template).clone();
$(line).find("input").each(function() {
$(this).attr("tabindex", tabindex++);
});
$(line).find(".button-del-network").on('click', delNetwork);
$(line).find(".button-more-network").on('click', moreNetwork);
line.appendTo("#networks");
return line;
}
function delNetwork() {
var parent = $(this).parents(".pure-g");
$(parent).remove();
}
function moreNetwork() {
var parent = $(this).parents(".pure-g");
$("div.more", parent).toggle();
}
// -----------------------------------------------------------------------------
// Relays
// -----------------------------------------------------------------------------
function initRelays(data) {
var current = $("#relays > div").length;
if (current > 0) return;
var template = $("#relayTemplate .pure-g")[0];
for (var i=0; i<data.length; i++) {
var line = $(template).clone();
if (data.length > 1) $(".relay_id", line).html(" " + (i+1));
$("input", line).attr("data", i).prop("checked", data[i]);
line.appendTo("#relays");
$(":checkbox", line).iphoneStyle({
onChange: doToggle,
resizeContainer: true,
resizeHandle: true,
checkedLabel: 'ON',
uncheckedLabel: 'OFF'
}).iphoneStyle("refresh");
}
}
function addRelayGroup() {
var numGroups = $("#relayGroups > div").length;
var tabindex = 200 + numGroups * 2;
var template = $("#relayGroupTemplate").children();
var line = $(template).clone();
var element = $("span.relay_id", line);
if (element.length) element.html(numGroups+1);
$(line).find("input").each(function() {
$(this).attr("tabindex", tabindex++);
});
line.appendTo("#relayGroups");
return line;
}
// -----------------------------------------------------------------------------
// Sensors
// -----------------------------------------------------------------------------
function initSensors(data) {
// check if already initialized
var done = $("#sensors > div").length;
if (done > 0) return;
// add templates
var template = $("#sensorTemplate").children();
for (var i=0; i<data.length; i++) {
var line = $(template).clone();
$("label", line).html(sensorType(data[i].type));
$("div.hint", line).html(data[i].description);
$("input", line).attr("data", i);
line.appendTo("#sensors");
}
}
// -----------------------------------------------------------------------------
// Lights
// -----------------------------------------------------------------------------
function initColorRGB() {
// check if already initialized
var done = $("#colors > div").length;
if (done > 0) return;
// add template
var template = $("#colorRGBTemplate").children();
var line = $(template).clone();
line.appendTo("#colors");
// init color wheel
$('input[name="color"]').wheelColorPicker({
sliders: 'wrgbp'
}).on('sliderup', function() {
var value = $(this).wheelColorPicker('getValue', 'css');
websock.send(JSON.stringify({'action': 'color', 'data' : {'rgb': value}}));
});
// init bright slider
$('#brightness').on("change", function() {
var value = $(this).val();
var parent = $(this).parents(".pure-g");
$("span", parent).html(value);
websock.send(JSON.stringify({'action': 'color', 'data' : {'brightness': value}}));
});
}
function initColorHSV() {
// check if already initialized
var done = $("#colors > div").length;
if (done > 0) return;
// add template
var template = $("#colorHSVTemplate").children();
var line = $(template).clone();
line.appendTo("#colors");
// init color wheel
$('input[name="color"]').wheelColorPicker({
sliders: 'whsvp'
}).on('sliderup', function() {
var color = $(this).wheelColorPicker('getColor');
var value = parseInt(color.h * 360) + "," + parseInt(color.s * 100) + "," + parseInt(color.v * 100);
websock.send(JSON.stringify({'action': 'color', 'data' : {'hsv': value}}));
});
}
function initChannels(num) {
// check if already initialized
var done = $("#channels > div").length > 0;
if (done) return;
// does it have color channels?
var colors = $("#colors > div").length > 0;
// calculate channels to create
var max = num;
if (colors) {
max = num % 3;
if ((max > 0) & useWhite) max--;
}
var start = num - max;
// add templates
var template = $("#channelTemplate").children();
for (var i=0; i<max; i++) {
var channel_id = start + i;
var line = $(template).clone();
$("span.slider", line).attr("data", channel_id);
$("input.slider", line).attr("data", channel_id).on("change", function() {
var id = $(this).attr("data");
var value = $(this).val();
var parent = $(this).parents(".pure-g");
$("span", parent).html(value);
websock.send(JSON.stringify({'action': 'channel', 'data' : { 'id': id, 'value': value }}));
});
$("label", line).html("Channel " + (channel_id + 1));
line.appendTo("#channels");
}
}
// -----------------------------------------------------------------------------
// RFBridge
// -----------------------------------------------------------------------------
function addRfbNode() {
var numNodes = $("#rfbNodes > fieldset").length;
var template = $("#rfbNodeTemplate").children();
var line = $(template).clone();
var status = true;
$("span", line).html(numNodes+1);
$(line).find("input").each(function() {
$(this).attr("data-id", numNodes);
$(this).attr("data-status", status ? 1 : 0);
status = !status;
});
$(line).find(".button-rfb-learn").on('click', rfbLearn);
$(line).find(".button-rfb-forget").on('click', rfbForget);
$(line).find(".button-rfb-send").on('click', rfbSend);
line.appendTo("#rfbNodes");
return line;
}
function rfbLearn() {
var parent = $(this).parents(".pure-g");
var input = $("input", parent);
websock.send(JSON.stringify({'action': 'rfblearn', 'data' : {'id' : input.attr("data-id"), 'status': input.attr("data-status")}}));
}
function rfbForget() {
var parent = $(this).parents(".pure-g");
var input = $("input", parent);
websock.send(JSON.stringify({'action': 'rfbforget', 'data' : {'id' : input.attr("data-id"), 'status': input.attr("data-status")}}));
}
function rfbSend() {
var parent = $(this).parents(".pure-g");
var input = $("input", parent);
websock.send(JSON.stringify({'action': 'rfbsend', 'data' : {'id' : input.attr("data-id"), 'status': input.attr("data-status"), 'data': input.val()}}));
}
// -----------------------------------------------------------------------------
// Processing
// -----------------------------------------------------------------------------
function processData(data) {
console.log(data);
// title
if ("app_name" in data) {
var title = data.app_name;
if ("app_version" in data) {
title = title + " " + data.app_version;
}
$(".pure-menu-heading").html(title);
if ("hostname" in data) {
title = data.hostname + " - " + title;
}
document.title = title;
}
Object.keys(data).forEach(function(key) {
// ---------------------------------------------------------------------
// ---------------------------------------------------------------------
// Web mode
// ---------------------------------------------------------------------
if (key == "webMode") {
password = data.webMode == 1;
$("#layout").toggle(data.webMode == 0);
$("#password").toggle(data.webMode == 1);
}
// ---------------------------------------------------------------------
// Actions
// ---------------------------------------------------------------------
if (key == "action") {
if (data.action == "reload") doReload(1000);
return;
}
// ---------------------------------------------------------------------
// RFBridge
// ---------------------------------------------------------------------
if (key == "rfbCount") {
for (var i=0; i<data.rfbCount; i++) addRfbNode();
return;
}
if (key == "rfb") {
var nodes = data.rfb;
for (var i in nodes) {
var node = nodes[i];
var element = $("input[name=rfbcode][data-id=" + node["id"] + "][data-status=" + node["status"] + "]");
if (element.length) element.val(node["data"]);
}
return;
}
// ---------------------------------------------------------------------
// Lights
// ---------------------------------------------------------------------
if (key == "rgb") {
initColorRGB();
$("input[name='color']").wheelColorPicker('setValue', data[key], true);
return;
}
if (key == "hsv") {
initColorHSV();
// wheelColorPicker expects HSV to be between 0 and 1 all of them
var chunks = data[key].split(",");
var obj = {};
obj.h = chunks[0] / 360;
obj.s = chunks[1] / 100;
obj.v = chunks[2] / 100;
$("input[name='color']").wheelColorPicker('setColor', obj);
return;
}
if (key == "brightness") {
var slider = $("#brightness");
if (slider.length) slider.val(data[key]);
var span = $("span.brightness");
if (span.length) span.html(data[key]);
return;
}
if (key == "channels") {
var len = data[key].length;
initChannels(len);
for (var i=0; i<len; i++) {
var slider = $("input.slider[data=" + i + "]");
if (slider.length) slider.val(data[key][i]);
var span = $("span.slider[data=" + i + "]");
if (span.length) span.html(data[key][i]);
}
return;
}
if (key == "useWhite") {
useWhite = data[key];
}
// ---------------------------------------------------------------------
// Sensors
// ---------------------------------------------------------------------
if (key == "sensors") {
initSensors(data[key]);
for (var i=0; i<data[key].length; i++) {
var element = $("input[name=sensor][data=" + i + "]");
if (element.length) element.val(data[key][i].value + data[key][i].units);
}
return;
}
// ---------------------------------------------------------------------
// WiFi
// ---------------------------------------------------------------------
if (key == "maxNetworks") {
maxNetworks = parseInt(data.maxNetworks);
return;
}
if (key == "wifi") {
var networks = data.wifi;
for (var i in networks) {
// add a new row
var line = addNetwork();
// fill in the blanks
var wifi = data.wifi[i];
Object.keys(wifi).forEach(function(key) {
var element = $("input[name=" + key + "]", line);
if (element.length) element.val(wifi[key]);
});
}
return;
}
// ---------------------------------------------------------------------
// Relays
// ---------------------------------------------------------------------
if (key == "relayStatus") {
initRelays(data[key]);
return;
}
// Relay groups
if (key == "relayGroups") {
var groups = data.relayGroups;
for (var i in groups) {
// add a new row
var line = addRelayGroup();
// fill in the blanks
var group = data.relayGroups[i];
Object.keys(group).forEach(function(key) {
var element = $("input[name=" + key + "]", line);
if (element.length) element.val(group[key]);
});
}
return;
}
// ---------------------------------------------------------------------
// Domoticz
// ---------------------------------------------------------------------
// Domoticz - Relays
if (key == "dczRelayIdx") {
createRelayIdxs(data[key]);
return;
}
// Domoticz - Sensors
if (key == "dczSensors") {
createSensorIdxs(data[key]);
return;
}
// ---------------------------------------------------------------------
// General
// ---------------------------------------------------------------------
// Messages
if (key == "message") {
window.alert(messages[data.message]);
return;
}
// Enable options
if (key.endsWith("Visible")) {
var module = key.slice(0,-7);
$(".module-" + module).show();
return;
}
// Pre-process
if (key == "network") {
data.network = data.network.toUpperCase();
}
if (key == "mqttStatus") {
data.mqttStatus = data.mqttStatus ? "CONNECTED" : "NOT CONNECTED";
}
if (key == "ntpStatus") {
data.ntpStatus = data.ntpStatus ? "SYNC'D" : "NOT SYNC'D";
}
if (key == "uptime") {
var uptime = parseInt(data[key]);
var seconds = uptime % 60; uptime = parseInt(uptime / 60);
var minutes = uptime % 60; uptime = parseInt(uptime / 60);
var hours = uptime % 24; uptime = parseInt(uptime / 24);
var days = uptime;
data[key] = days + 'd ' + zeroPad(hours, 2) + 'h ' + zeroPad(minutes, 2) + 'm ' + zeroPad(seconds, 2) + 's';
}
// ---------------------------------------------------------------------
// Matching
// ---------------------------------------------------------------------
// Look for INPUTs
var element = $("input[name=" + key + "]");
if (element.length > 0) {
if (element.attr('type') == 'checkbox') {
element
.prop("checked", data[key])
.iphoneStyle("refresh");
} else if (element.attr('type') == 'radio') {
element.val([data[key]]);
} else {
var pre = element.attr("pre") || "";
var post = element.attr("post") || "";
element.val(pre + data[key] + post);
}
return;
}
// Look for SPANs
var element = $("span[name=" + key + "]");
if (element.length > 0) {
var pre = element.attr("pre") || "";
var post = element.attr("post") || "";
element.html(pre + data[key] + post);
return;
}
// Look for SELECTs
var element = $("select[name=" + key + "]");
if (element.length > 0) {
element.val(data[key]);
return;
}
});
// Auto generate an APIKey if none defined yet
if ($("input[name='apiKey']").val() == "") {
generateAPIKey();
}
resetOriginals();
}
function hasChanged() {
var newValue, originalValue;
if ($(this).attr('type') == 'checkbox') {
newValue = $(this).prop("checked")
originalValue = $(this).attr("original") == "true";
} else {
newValue = $(this).val();
originalValue = $(this).attr("original");
}
var hasChanged = $(this).attr("hasChanged") || 0;
var action = $(this).attr("action");
if (typeof originalValue == 'undefined') return;
if (action == 'none') return;
if (newValue != originalValue) {
if (hasChanged == 0) {
++numChanged;
if (action == "reconnect") ++numReconnect;
if (action == "reboot") ++numReboot;
if (action == "reload") ++numReload;
$(this).attr("hasChanged", 1);
}
} else {
if (hasChanged == 1) {
--numChanged;
if (action == "reconnect") --numReconnect;
if (action == "reboot") --numReboot;
if (action == "reload") --numReload;
$(this).attr("hasChanged", 0);
}
}
}
function resetOriginals() {
$("input").each(function() {
$(this).attr("original", $(this).val());
})
$("select").each(function() {
$(this).attr("original", $(this).val());
})
numReboot = numReconnect = numReload = 0;
}
// -----------------------------------------------------------------------------
// Init & connect
// -----------------------------------------------------------------------------
function connect(host) {
if (typeof host === 'undefined') {
host = window.location.href.replace('#', '');
} else {
if (!host.startsWith("http")) {
host = 'http://' + host + '/';
}
}
if (!host.startsWith("http")) return;
webhost = host;
wshost = host.replace('http', 'ws') + 'ws';
if (websock) websock.close();
websock = new WebSocket(wshost);
websock.onopen = function(evt) {
console.log("Connected");
};
websock.onclose = function(evt) {
console.log("Disconnected");
};
websock.onerror = function(evt) {
console.log("Error: ", evt);
};
websock.onmessage = function(evt) {
var data = getJson(evt.data);
if (data) processData(data);
};
}
function init() {
initMessages();
$("#menuLink").on('click', toggleMenu);
$(".pure-menu-link").on('click', showPanel);
$('progress').attr({ value: 0, max: 100 });
$(".button-update").on('click', doUpdate);
$(".button-update-password").on('click', doUpdatePassword);
$(".button-reboot").on('click', doReboot);
$(".button-reconnect").on('click', doReconnect);
$(".button-settings-backup").on('click', doBackup);
$(".button-settings-restore").on('click', doRestore);
$('#uploader').on('change', onFileUpload);
$(".button-upgrade").on('click', doUpgrade);
$(".button-apikey").on('click', generateAPIKey);
$(".button-upgrade-browse").on('click', function() {
$("input[name='upgrade']")[0].click();
return false;
});
$("input[name='upgrade']").change(function (){
var fileName = $(this).val();
$("input[name='filename']").val(fileName.replace(/^.*[\\\/]/, ''));
});
$(".button-add-network").on('click', function() {
$("div.more", addNetwork()).toggle();
});
$(document).on('change', 'input', hasChanged);
$(document).on('change', 'select', hasChanged);
connect();
}
$(init);