telegram-crawler/data/web/webappcontent.telegram.org/js/webappdemo.js
2024-11-05 00:32:09 +00:00

739 lines
No EOL
26 KiB
JavaScript

var DemoApp = {
initData: Telegram.WebApp.initData || '',
initDataUnsafe: Telegram.WebApp.initDataUnsafe || {},
MainButton: Telegram.WebApp.MainButton,
SecondaryButton: Telegram.WebApp.SecondaryButton,
BackButton: Telegram.WebApp.BackButton,
SettingsButton: Telegram.WebApp.SettingsButton,
init: function(options) {
$('body').css('visibility', '');
Telegram.WebApp.ready();
Telegram.WebApp.MainButton.setParams({
text: 'Close Webview',
has_shine_effect: true,
is_visible: true
}).onClick(DemoApp.close);
Telegram.WebApp.SecondaryButton.setParams({
text: 'Do Something',
is_visible: true
}).onClick(DemoApp.moveSecondaryButton);
Telegram.WebApp.BackButton.onClick(function() {
DemoApp.showAlert('Back button pressed');
});
Telegram.WebApp.SettingsButton.onClick(function() {
DemoApp.showAlert('Settings opened!');
});
},
expand: function() {
Telegram.WebApp.expand();
},
close: function() {
Telegram.WebApp.close();
},
sendMessage: function(msg_id, with_webview) {
if (!DemoApp.initDataUnsafe.query_id) {
alert('WebViewQueryId not defined');
return;
}
$('button').prop('disabled', true);
$('#btn_status').text('Sending...').removeClass('ok err').show();
DemoApp.apiRequest('sendMessage', {
msg_id: msg_id || '',
with_webview: !DemoApp.initDataUnsafe.receiver && with_webview ? 1 : 0
}, function(result) {
$('button').prop('disabled', false);
if (result.response) {
if (result.response.ok) {
$('#btn_status').text('Message sent successfully!').addClass('ok').show();
} else {
$('#btn_status').text(result.response.description).addClass('err').show();
alert(result.response.description);
}
} else if (result.error) {
$('#btn_status').text(result.error).addClass('err').show();
alert(result.error);
} else {
$('#btn_status').text('Unknown error').addClass('err').show();
alert('Unknown error');
}
});
},
changeMenuButton: function(close) {
$('button').prop('disabled', true);
$('#btn_status').text('Changing button...').removeClass('ok err').show();
DemoApp.apiRequest('changeMenuButton', {}, function(result) {
$('button').prop('disabled', false);
if (result.response) {
if (result.response.ok) {
$('#btn_status').text('Button changed!').addClass('ok').show();
Telegram.WebApp.close();
} else {
$('#btn_status').text(result.response.description).addClass('err').show();
alert(result.response.description);
}
} else if (result.error) {
$('#btn_status').text(result.error).addClass('err').show();
alert(result.error);
} else {
$('#btn_status').text('Unknown error').addClass('err').show();
alert('Unknown error');
}
});
if (close) {
setTimeout(function() {
Telegram.WebApp.close();
}, 50);
}
},
checkInitData: function() {
if (DemoApp.initDataUnsafe.query_id &&
DemoApp.initData &&
$('#webview_data_status').hasClass('status_need')) {
$('#webview_data_status').removeClass('status_need');
DemoApp.apiRequest('checkInitData', {}, function(result) {
if (result.ok) {
$('#webview_data_status').text('Hash is correct (async)').addClass('ok');
} else {
$('#webview_data_status').text(result.error + ' (async)').addClass('err');
}
});
}
},
sendText: function(spam) {
var text = $('#text_field').val();
if (!text.length) {
return $('#text_field').focus();
}
if (byteLength(text) > 4096) {
return alert('Text is too long');
}
var repeat = spam ? 10 : 1;
for (var i = 0; i < repeat; i++) {
Telegram.WebApp.sendData(text);
}
},
sendTime: function(spam) {
var repeat = spam ? 10 : 1;
for (var i = 0; i < repeat; i++) {
Telegram.WebApp.sendData(new Date().toString());
}
},
switchInlineQuery: function(query, choose_chat) {
var choose_chat_types = false;
if (choose_chat) {
var choose_chat_types = [];
var types = ['users', 'bots', 'groups', 'channels'];
for (var i = 0; i < types.length; i++) {
if ($('#select-' + types[i]).prop('checked')) {
choose_chat_types.push(types[i]);
}
}
if (!choose_chat_types.length) {
return DemoApp.showAlert('Select chat types!');
}
}
Telegram.WebApp.switchInlineQuery(query, choose_chat_types);
},
requestLocation: function(el) {
if (navigator.geolocation) {
navigator.geolocation.getCurrentPosition(function (position) {
$(el).next('span').text('(' + position.coords.latitude + ', ' + position.coords.longitude + ')').attr('class', 'ok');
});
} else {
$(el).next('span').text('Geolocation is not supported in this browser.').attr('class', 'err');
}
return false;
},
requestVideo: function(el) {
if (navigator.mediaDevices) {
navigator.mediaDevices.getUserMedia({ audio: false, video: true }).then(function(stream) {
$(el).next('span').text('(Access granted)').attr('class', 'ok');
});
} else {
$(el).next('span').text('Media devices is not supported in this browser.').attr('class', 'err');
}
return false;
},
requestAudio: function(el) {
if (navigator.mediaDevices) {
navigator.mediaDevices.getUserMedia({ audio: true, video: false }).then(function(stream) {
$(el).next('span').text('(Access granted)').attr('class', 'ok');
});
} else {
$(el).next('span').text('Media devices is not supported in this browser.').attr('class', 'err');
}
return false;
},
requestAudioVideo: function(el) {
if (navigator.mediaDevices) {
navigator.mediaDevices.getUserMedia({ audio: true, video: true }).then(function(stream) {
$(el).next('span').text('(Access granted)').attr('class', 'ok');
});
} else {
$(el).next('span').text('Media devices is not supported in this browser.').attr('class', 'err');
}
return false;
},
testClipboard: function(el) {
Telegram.WebApp.readTextFromClipboard(function(clipText) {
if (clipText === null) {
$(el).next('span').text('Clipboard text unavailable.').attr('class', 'err');
} else {
$(el).next('span').text('(Read from clipboard: «' + clipText + '»)').attr('class', 'ok');
}
});
return false;
},
requestWriteAccess: function(el) {
Telegram.WebApp.requestWriteAccess(function(allowed) {
if (allowed) {
$(el).next('span').text('(Access granted)').attr('class', 'ok');
} else {
$(el).next('span').text('(User declined this request)').attr('class', 'err');
}
});
},
requestPhoneNumber: function(el) {
Telegram.WebApp.requestContact(function(sent, event) {
if (sent) {
$(el).next('span').text('(Phone number sent to the bot' + (event && event.responseUnsafe && event.responseUnsafe.contact && event.responseUnsafe.contact.phone_number ? ': +' + event.responseUnsafe.contact.phone_number : '') + ')').attr('class', 'ok');
} else {
$(el).next('span').text('(User declined this request)').attr('class', 'err');
}
});
},
requestServerTime: function(el) {
Telegram.WebApp.invokeCustomMethod('getCurrentTime', {}, function(err, time) {
if (err) {
$(el).next('span').text('(' + err + ')').attr('class', 'err');
} else {
$(el).next('span').text('(' + (new Date(time*1000)).toString() + ')').attr('class', 'ok');
}
});
},
cloudStorageKeys: {},
cloudStorageItems: {},
editCloudRow: function(el, event) {
event.preventDefault();
var values = DemoApp.cloudStorageItems;
var key = $(el).parents('tr').attr('data-key');
el.form.reset();
el.form.key.value = key;
el.form.value.value = values[key];
},
deleteCloudRow: function(el, event) {
event.preventDefault();
var key = $(el).parents('tr').attr('data-key');
Telegram.WebApp.CloudStorage.removeItem(key, function(err, deleted) {
if (err) {
DemoApp.showAlert('Error: ' + err);
} else {
if (deleted) {
var index = DemoApp.cloudStorageKeys.indexOf(key);
if (index >= 0) {
DemoApp.cloudStorageKeys.splice(index, 1);
}
delete DemoApp.cloudStorageItems[key];
}
el.form.reset();
DemoApp.updateCloudRows();
}
});
},
saveCloudForm: function(form, event) {
event.preventDefault();
var key = form.key.value;
var value = form.value.value;
Telegram.WebApp.CloudStorage.setItem(key, value, function(err, saved) {
if (err) {
DemoApp.showAlert('Error: ' + err);
} else {
if (saved) {
if (typeof DemoApp.cloudStorageItems[key] === 'undefined') {
DemoApp.cloudStorageKeys.push(key);
}
DemoApp.cloudStorageItems[key] = value;
}
form.reset();
DemoApp.updateCloudRows();
}
});
},
updateCloudRows: function() {
var html = '';
var keys = DemoApp.cloudStorageKeys;
var values = DemoApp.cloudStorageItems;
for (var i = 0; i < keys.length; i++) {
var key = keys[i];
html += '<tr data-key="'+cleanHTML(key)+'"><td>'+cleanHTML(key)+'</td><td>'+cleanHTML(values[key])+'</td><td><button onclick="DemoApp.editCloudRow(this, event);">Edit</button><button onclick="DemoApp.deleteCloudRow(this, event);">Delete</button></td></tr>';
}
$('#cloud_rows').html(html);
},
loadCloudKeys: function(el) {
Telegram.WebApp.CloudStorage.getKeys(function(err, keys) {
if (err) {
DemoApp.showAlert('Error: ' + err);
} else {
if (keys.length > 0) {
Telegram.WebApp.CloudStorage.getItems(keys, function(err, values) {
if (err) {
DemoApp.showAlert('Error: ' + err);
} else {
DemoApp.cloudStorageKeys = keys;
DemoApp.cloudStorageItems = {};
for (var i = 0; i < keys.length; i++) {
var key = keys[i];
DemoApp.cloudStorageItems[key] = values[key];
}
DemoApp.updateCloudRows();
}
});
}
}
});
},
biometricInit: function(el) {
var biometricManager = Telegram.WebApp.BiometricManager;
if (!DemoApp.biometricInited) {
DemoApp.biometricInited = true;
Telegram.WebApp.onEvent('biometricManagerUpdated', function() {
$('#bm_inited').text(biometricManager.isInited ? 'true' : 'false');
$('#bm_available').text(biometricManager.isBiometricAvailable ? 'true' : 'false');
$('#bm_type').text(biometricManager.biometricType || '');
$('#bm_access_requested').text(biometricManager.isAccessRequested ? 'true' : 'false');
$('#bm_access_granted').text(biometricManager.isAccessGranted ? 'true' : 'false');
$('#bm_token_saved').text(biometricManager.isBiometricTokenSaved ? 'true' : 'false');
$('#bm_device_id').text(biometricManager.deviceId || '');
$('#bm_settings').toggle(biometricManager.isBiometricAvailable && biometricManager.isAccessRequested && !biometricManager.isAccessGranted);
});
}
biometricManager.init();
},
biometricRequestAccess: function(el) {
var biometricManager = Telegram.WebApp.BiometricManager;
if (!biometricManager.isInited) {
return DemoApp.showAlert('Biometric not inited yet!');
}
biometricManager.requestAccess({reason: 'The bot uses biometrics for testing purposes.'}, function(access_granted) {
if (access_granted) {
$(el).next('span').text('(Access granted)').attr('class', 'ok');
} else {
$(el).next('span').text('(Request declined)').attr('class', 'err');
}
});
},
biometricRequestAuth: function(el) {
var biometricManager = Telegram.WebApp.BiometricManager;
if (!biometricManager.isInited) {
return DemoApp.showAlert('Biometric not inited yet!');
}
$(el).next('span').text('').attr('class', '');
biometricManager.authenticate({reason: 'The bot requests biometrics for testing purposes.'}, function(success, token) {
if (success) {
$(el).next('span').text('(Success, token: ' + token + ')').attr('class', 'ok');
} else {
$(el).next('span').text('(Auth failed)').attr('class', 'err');
}
});
},
biometricOpenSettings: function(el) {
var biometricManager = Telegram.WebApp.BiometricManager;
if (!biometricManager.isInited) {
return DemoApp.showAlert('Biometric not inited yet!');
}
if (!biometricManager.isBiometricAvailable ||
!biometricManager.isAccessRequested ||
biometricManager.isAccessGranted) {
return false;
}
biometricManager.openSettings();
},
biometricSetToken: function(el) {
var biometricManager = Telegram.WebApp.BiometricManager;
if (!biometricManager.isInited) {
return DemoApp.showAlert('Biometric not inited yet!');
}
var token = parseInt(Math.random().toString().substr(2)).toString(16);
biometricManager.updateBiometricToken(token, function(updated) {
if (updated) {
$('#bm_token_saved').text(biometricManager.isBiometricTokenSaved ? 'true' : 'false');
$(el).nextAll('span').text('(Updated: ' + token + ')').attr('class', 'ok');
} else {
$(el).next('span').text('(Failed)').attr('class', 'err');
}
});
},
biometricRemoveToken: function(el) {
var biometricManager = Telegram.WebApp.BiometricManager;
if (!biometricManager.isInited) {
return DemoApp.showAlert('Biometric not inited yet!');
}
biometricManager.updateBiometricToken('', function(updated) {
if (updated) {
$('#bm_token_saved').text(biometricManager.isBiometricTokenSaved ? 'true' : 'false');
$(el).next('span').text('(Removed)').attr('class', 'ok');
} else {
$(el).next('span').text('(Failed)').attr('class', 'err');
}
});
},
toggleMainButton: function(el) {
if (DemoApp.MainButton.isVisible) {
DemoApp.MainButton.hide();
el.innerHTML = 'Show Main Button';
} else {
DemoApp.MainButton.show();
el.innerHTML = 'Hide Main Button';
}
},
toggleSecondaryButton: function(el) {
if (DemoApp.SecondaryButton.isVisible) {
DemoApp.SecondaryButton.hide();
el.innerHTML = 'Show Secondary Button';
} else {
DemoApp.SecondaryButton.show();
el.innerHTML = 'Hide Secondary Button';
}
},
toggleButtonsProgress: function(el) {
if (DemoApp.MainButton.isProgressVisible) {
DemoApp.MainButton.hideProgress();
DemoApp.SecondaryButton.hideProgress();
el.innerHTML = 'Show Progress';
} else {
DemoApp.MainButton.showProgress();
DemoApp.SecondaryButton.showProgress();
el.innerHTML = 'Hide Progress';
}
},
moveSecondaryButton: function(el) {
var sButton = DemoApp.SecondaryButton;
if (sButton.position == 'left') {
sButton.position = 'top';
} else if (sButton.position == 'top') {
sButton.position = 'right';
} else if (sButton.position == 'right') {
sButton.position = 'bottom';
} else if (sButton.position == 'bottom') {
sButton.position = 'left';
}
},
toggleBackButton: function(el) {
if (DemoApp.BackButton.isVisible) {
DemoApp.BackButton.hide();
el.innerHTML = 'Show Back Button';
} else {
DemoApp.BackButton.show();
el.innerHTML = 'Hide Back Button';
}
},
toggleSettingsButton: function(el) {
if (DemoApp.SettingsButton.isVisible) {
DemoApp.SettingsButton.hide();
el.innerHTML = 'Show Settings Button';
} else {
DemoApp.SettingsButton.show();
el.innerHTML = 'Hide Settings Button';
}
},
toggleSwipeBehavior: function(el) {
if (Telegram.WebApp.isVerticalSwipesEnabled) {
Telegram.WebApp.disableVerticalSwipes();
el.innerHTML = 'Enable Vertical Swypes';
} else {
Telegram.WebApp.enableVerticalSwipes();
el.innerHTML = 'Disable Vertical Swypes';
}
},
fullscreenInit: function() {
Telegram.WebApp.onEvent('fullscreenChanged', function() {
DemoApp.updateFullscreenButton();
});
Telegram.WebApp.onEvent('fullscreenFailed', function(params) {
DemoApp.showAlert('fullscreenFailed: ' + params.error);
});
DemoApp.updateFullscreenButton();
},
toggleFullscreen: function(el) {
if (Telegram.WebApp.isFullscreen) {
Telegram.WebApp.exitFullscreen();
} else {
Telegram.WebApp.requestFullscreen();
}
},
updateFullscreenButton: function() {
if (Telegram.WebApp.isFullscreen) {
$('#fullscreen_btn').html('Exit Fullscreen');
} else {
$('#fullscreen_btn').html('Request Fullscreen');
}
},
accelerometerInit: function() {
Telegram.WebApp.onEvent('accelerometerStarted', function() {
$('#accelerometer_btn').next('span').text('').attr('class', '');
DemoApp.updateAccelerometerLink();
});
Telegram.WebApp.onEvent('accelerometerStopped', function() {
$('#accelerometer_btn').next('span').text('').attr('class', '');
DemoApp.updateAccelerometerLink();
});
Telegram.WebApp.onEvent('accelerometerChanged', function(params) {
$('#accelerometer_btn').next('span').text('(x: ' + params.x + '; y: ' + params.y + '; z: ' + params.z + ')').attr('class', 'ok');
});
Telegram.WebApp.onEvent('accelerometerFailed', function(params) {
$('#accelerometer_btn').next('span').text('(ERR: ' + params.error + ')').attr('class', 'err');
});
DemoApp.updateAccelerometerLink();
},
toggleAccelerometer: function(el) {
if (Telegram.WebApp.Accelerometer.isStarted) {
Telegram.WebApp.Accelerometer.stop();
} else {
Telegram.WebApp.Accelerometer.start(100);
}
},
updateAccelerometerLink: function() {
if (Telegram.WebApp.Accelerometer.isStarted) {
$('#accelerometer_btn').html('Stop Accelerometer');
} else {
$('#accelerometer_btn').html('Start Accelerometer');
}
},
deviceOrientationInit: function() {
Telegram.WebApp.onEvent('deviceOrientationStarted', function() {
$('#device_orientation_btn').next('span').text('').attr('class', '');
DemoApp.updateDeviceOrientationLink();
});
Telegram.WebApp.onEvent('deviceOrientationStopped', function() {
$('#device_orientation_btn').next('span').text('').attr('class', '');
DemoApp.updateDeviceOrientationLink();
});
Telegram.WebApp.onEvent('deviceOrientationChanged', function() {
$('#device_orientation_btn').next('span').text('(alpha: ' + params.alpha + '; beta: ' + params.beta + '; gamma: ' + params.gamma + ')').attr('class', 'ok');
});
Telegram.WebApp.onEvent('deviceOrientationFailed', function(params) {
$('#device_orientation_btn').next('span').text('(ERR: ' + params.error + ')').attr('class', 'err');
});
DemoApp.updateDeviceOrientationLink();
},
toggleDeviceOrientation: function(el) {
if (Telegram.WebApp.DeviceOrientation.isStarted) {
Telegram.WebApp.DeviceOrientation.stop();
} else {
Telegram.WebApp.DeviceOrientation.start(100);
}
},
updateDeviceOrientationLink: function() {
if (Telegram.WebApp.DeviceOrientation.isStarted) {
$('#device_orientation_btn').html('Stop DeviceOrientation');
} else {
$('#device_orientation_btn').html('Start DeviceOrientation');
}
},
gyroscopeInit: function() {
Telegram.WebApp.onEvent('gyroscopeStarted', function() {
$('#gyroscope_btn').next('span').text('').attr('class', '');
DemoApp.updateGyroscopeLink();
});
Telegram.WebApp.onEvent('gyroscopeStopped', function() {
$('#gyroscope_btn').next('span').text('').attr('class', '');
DemoApp.updateGyroscopeLink();
});
Telegram.WebApp.onEvent('gyroscopeChanged', function(params) {
$('#gyroscope_btn').next('span').text('(x: ' + params.x + '; y: ' + params.y + '; z: ' + params.z + ')').attr('class', 'ok');
});
Telegram.WebApp.onEvent('gyroscopeFailed', function(params) {
$('#gyroscope_btn').next('span').text('(ERR: ' + params.error + ')').attr('class', 'err');
});
DemoApp.updateGyroscopeLink();
},
toggleGyroscope: function(el) {
if (Telegram.WebApp.Gyroscope.isStarted) {
Telegram.WebApp.Gyroscope.stop();
} else {
Telegram.WebApp.Gyroscope.start(100);
}
},
updateGyroscopeLink: function() {
if (Telegram.WebApp.Gyroscope.isStarted) {
$('#gyroscope_btn').html('Stop Gyroscope');
} else {
$('#gyroscope_btn').html('Start Gyroscope');
}
},
homeScreenInit: function() {
Telegram.WebApp.onEvent('homeScreenFailed', function(params) {
DemoApp.showAlert('userEmojiStatusFailed: ' + params.error);
});
},
addToHomeScreen: function(el) {
Telegram.WebApp.addToHomeScreen(function(result) {
if (result) {
$(el).next('span').text('(added!)').attr('class', 'ok');
} else {
$(el).next('span').text('(NOT added)').attr('class', 'err');
}
});
},
checkHomeScreenStatus: function(el) {
Telegram.WebApp.checkHomeScreenStatus(function(is_added, is_supported) {
$(el).next('span').text('(is_added: ' + (is_added ? 'true' : 'false') + '; is_supported: ' + (is_supported ? 'true' : 'false') + ')').attr('class', 'ok');
});
},
emojiStatusInit: function() {
Telegram.WebApp.onEvent('userEmojiStatusFailed', function(params) {
DemoApp.showAlert('userEmojiStatusFailed: ' + params.error);
});
},
setEmojiStatus: function(el, custom_emoji_id, expiration_date) {
Telegram.WebApp.setUserEmojiStatus(custom_emoji_id, expiration_date ? {expiration_date: expiration_date} : {}, function(result) {
if (result) {
$(el).next('span').text('(status set!)').attr('class', 'ok');
} else {
$(el).next('span').text('(status NOT set)').attr('class', 'err');
}
});
},
showAlert: function(message) {
Telegram.WebApp.showAlert(message);
},
showConfirm: function(message) {
Telegram.WebApp.showConfirm(message);
},
showPopup: function() {
Telegram.WebApp.showPopup({
title: 'Popup title',
message: 'Popup message',
buttons: [
{id: 'delete', type: 'destructive', text: 'Delete all'},
{id: 'faq', type: 'default', text: 'Open FAQ'},
{type: 'cancel'},
]
}, function(button_id) {
if (button_id == 'delete') {
DemoApp.showAlert("'Delete all' selected");
} else if (button_id == 'faq') {
Telegram.WebApp.openLink('https://telegram.org/faq');
}
});
},
showScanQrPopup: function(links_only) {
Telegram.WebApp.showScanQrPopup({
text: links_only ? 'with any link' : 'for test purposes'
}, function(text) {
if (links_only) {
var lower_text = text.toString().toLowerCase();
if (lower_text.substr(0, 7) == 'http://' ||
lower_text.substr(0, 8) == 'https://') {
setTimeout(function() {
Telegram.WebApp.openLink(text);
}, 50);
return true;
}
} else {
DemoApp.showAlert(text);
return true;
}
});
},
apiRequest: function(method, data, onCallback) {
var authData = DemoApp.initData || '';
$.ajax(DemoApp.apiUrl, {
type: 'POST',
data: $.extend(data, {_auth: authData, method: method}),
dataType: 'json',
xhrFields: {
withCredentials: true
},
success: function(result) {
onCallback && onCallback(result);
},
error: function(xhr) {
onCallback && onCallback({error: 'Server error'});
}
});
}
};
var DemoAppMenu = {
init: function() {
DemoApp.init();
$('body').addClass('gray');
Telegram.WebApp.setHeaderColor('secondary_bg_color');
}
};
var DemoAppInitData = {
init: function() {
DemoApp.init();
// $('body').addClass('gray');
// Telegram.WebApp.setHeaderColor('secondary_bg_color');
Telegram.WebApp.onEvent('themeChanged', function() {
$('#theme_data').text(JSON.stringify(Telegram.WebApp.themeParams, null, 2));
});
$('#webview_data').text(JSON.stringify(DemoApp.initDataUnsafe, null, 2));
$('#theme_data').text(JSON.stringify(Telegram.WebApp.themeParams, null, 2));
DemoApp.checkInitData();
}
};
var DemoAppViewport = {
init: function() {
DemoApp.init();
// $('body').addClass('gray');
// Telegram.WebApp.setHeaderColor('secondary_bg_color');
Telegram.WebApp.onEvent('viewportChanged', DemoAppViewport.setData);
DemoAppViewport.setData();
},
setData: function() {
$('.viewport-border').attr('text', window.innerWidth + ' x ' + round(Telegram.WebApp.viewportHeight, 2));
$('.viewport-stable_border').attr('text', window.innerWidth + ' x ' + round(Telegram.WebApp.viewportStableHeight, 2) + ' | is_expanded: ' + (Telegram.WebApp.isExpanded ? 'true' : 'false'));
}
};
function cleanHTML(value) {
return value.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/"/g, '&quot;').replace(/\n/g, '<br/>');
}
function byteLength(str) {
if (window.Blob) {
try { return new Blob([str]).size; } catch (e) {}
}
var s = str.length;
for (var i=str.length-1; i>=0; i--) {
var code = str.charCodeAt(i);
if (code > 0x7f && code <= 0x7ff) s++;
else if (code > 0x7ff && code <= 0xffff) s+=2;
if (code >= 0xDC00 && code <= 0xDFFF) i--;
}
return s;
}
function round(val, d) {
var k = Math.pow(10, d || 0);
return Math.round(val * k) / k;
}
(function($) {
$.fn.cssProp = function(prop, val) {
if (typeof val !== 'undefined') {
return this.each(function() {
if (this.style && this.style.setProperty) {
this.style.setProperty(prop, val);
}
});
}
return this.first().map(function() {
if (this.style && this.style.getPropertyValue) {
return this.style.getPropertyValue(prop);
} else {
return '';
}
}).get(0) || '';
};
})(jQuery);