function getBaseUrl() {
var ishttps = 'https:' == document.location.protocol ? true : false;
var url = window.location.host;
if (ishttps) {
url = 'https://' + url;
} else {
url = 'http://' + url;
}
return url;
}
function getWsBaseUrl() {
var ishttps = 'https:' == document.location.protocol ? true : false;
var url = window.location.host;
if (ishttps) {
url = 'wss://' + url;
} else {
url = 'ws://' + url;
}
return url;
}
//除去html标签
function replaceHtml(str){
return str.replace(/<[^>]*>/g, '');
}
//浏览器桌面通知
function notify(title, options, callback) {
// 先检查浏览器是否支持
if (!window.Notification) {
console.log("浏览器不支持notify");
return;
}
options.body=replaceHtml(options.body);
console.log("浏览器notify权限:", Notification.permission);
// 检查用户曾经是否同意接受通知
if (Notification.permission === 'granted') {
var notification = new Notification(title, options); // 显示通知
if (notification && callback) {
notification.onclick = function(event) {
callback(notification, event);
}
setTimeout(function () {
notification.close();
},3000);
}
} else {
Notification.requestPermission().then( (permission) =>function(){
console.log("请求浏览器notify权限:", permission);
if (permission === 'granted') {
notification = new Notification(title, options); // 显示通知
if (notification && callback) {
notification.onclick = function (event) {
callback(notification, event);
}
setTimeout(function () {
notification.close();
}, 3000);
}
} else if (permission === 'default') {
console.log('用户关闭授权 可以再次请求授权');
} else {
console.log('用户拒绝授权 不能显示通知');
}
});
}
}
var titleTimer=0;
var titleNum=0;
var originTitle = document.title;
function flashTitle() {
if(titleTimer!=0){
return;
}
titleTimer = setInterval(function(){
titleNum++;
if (titleNum == 3) {
titleNum = 1;
}
if (titleNum == 1) {
document.title = '【】' + originTitle;
}
if (titleNum == 2) {
document.title = '【new message】' + originTitle;
}
}, 500);
}
function clearFlashTitle() {
clearInterval(titleTimer);
document.title = originTitle;
}
var faceTitles = ["[微笑]", "[嘻嘻]", "[哈哈]", "[可爱]", "[可怜]", "[挖鼻]", "[吃惊]", "[害羞]", "[挤眼]", "[闭嘴]", "[鄙视]", "[爱你]", "[泪]", "[偷笑]", "[亲亲]", "[生病]", "[太开心]", "[白眼]", "[右哼哼]", "[左哼哼]", "[嘘]", "[衰]", "[委屈]", "[吐]", "[哈欠]", "[抱抱]", "[怒]", "[疑问]", "[馋嘴]", "[拜拜]", "[思考]", "[汗]", "[困]", "[睡]", "[钱]", "[失望]", "[酷]", "[色]", "[哼]", "[鼓掌]", "[晕]", "[悲伤]", "[抓狂]", "[黑线]", "[阴险]", "[怒骂]", "[互粉]", "[心]", "[伤心]", "[猪头]", "[熊猫]", "[兔子]", "[ok]", "[耶]", "[good]", "[NO]", "[赞]", "[来]", "[弱]", "[草泥马]", "[神马]", "[囧]", "[浮云]", "[给力]", "[围观]", "[威武]", "[奥特曼]", "[礼物]", "[钟]", "[话筒]", "[蜡烛]", "[蛋糕]"];
function placeFace() {
var faces=[];
for(var i=0;i<faceTitles.length;i++){
faces[faceTitles[i]]="/static/images/face/"+i+".gif";
}
return faces;
}
function replaceContent (content,baseUrl) {// 转义聊天内容中的特殊字符
if(typeof baseUrl=="undefined"){
baseUrl="";
}
var faces=placeFace();
var html = function (end) {
return new RegExp('\\n*\\[' + (end || '') + '(pre|div|span|p|table|thead|th|tbody|tr|td|ul|li|ol|li|dl|dt|dd|h2|h3|h4|h5)([\\s\\S]*?)\\]\\n*', 'g');
};
content = (content || '').replace(/&(?!#?[a-zA-Z0-9]+;)/g, '&')
.replace(/</g, '<').replace(/>/g, '>').replace(/'/g, ''').replace(/"/g, '"') // XSS
.replace(/face\[([^\s\[\]]+?)\]/g, function (face) { // 转义表情
var alt = face.replace(/^face/g, '');
return '<img alt="' + alt + '" title="' + alt + '" src="'+baseUrl + faces[alt] + '">';
})
.replace(/img\[([^\s\[\]]+?)\]/g, function (face) { // 转义图片
var src = face.replace(/^img\[/g, '').replace(/\]/g, '');;
return '<img onclick="bigPic(src,true)" src="' +baseUrl+ src + '" style="max-width: 100%"/></div>';
})
.replace(/file\[([^\s\[\]]+?)\]/g, function (face) { // 转义图片
var src = face.replace(/^file\[/g, '').replace(/\]/g, '');;
return '<div class="folderBtn" onclick="window.open(\''+baseUrl+src+'\')" style="font-size:25px;"/></div>';
})
.replace(/\[([^\s\[\]]+?)\]+link\[([^\s\[\]]+?)\]/g, function (face) { // 转义超链接
var text = face.replace(/link\[.*?\]/g, '').replace(/\[|\]/g, '');
var src = face.replace(/^\[([^\s\[\]]+?)\]+link\[/g, '').replace(/\]/g, '');
return '<a href="'+src+'" target="_blank" />【'+text+'】</a>';
})
.replace(html(), '\<$1 $2\>').replace(html('/'), '\</$1\>') // 转移HTML代码
.replace(/\n/g, '<br>') // 转义换行
return content;
}
function bigPic(src,isVisitor){
if (isVisitor) {
window.open(src);
return;
}
}
function filter (obj){
var imgType = ["image/jpeg","image/png","image/jpg","image/gif"];
var filetypes = imgType;
var isnext = false;
for (var i = 0; i < filetypes.length; i++) {
if (filetypes[i] == obj.type) {
return true;
}
}
return false;
}
function sleep(time) {
var startTime = new Date().getTime() + parseInt(time, 10);
while(new Date().getTime() < startTime) {}
}
function checkLang(){
var langs=["cn","en"];
var lang=getQuery("lang");
if(lang!=""&&langs.indexOf(lang) > 0 ){
return lang;
}
return "cn";
}
function getQuery(key) {
var query = window.location.search.substring(1);
var key_values = query.split("&");
var params = {};
key_values.map(function (key_val){
var key_val_arr = key_val.split("=");
params[key_val_arr[0]] = key_val_arr[1];
});
if(typeof params[key]!="undefined"){
return params[key];
}
return "";
}
function utf8ToB64(str) {
return window.btoa(unescape(encodeURIComponent(str)));
}
function b64ToUtf8(str) {
return decodeURIComponent(escape(window.atob(str)));
}
//播放声音
function alertSound(id,src){
var b = document.getElementById(id);
if(src!=""){
b.src=src;
}
var p = b.play();
p && p.then(function(){}).catch(function(e){});
}
//日期格式化
function formatDate(dateString, format = 'yyyy-MM-dd HH:mm:ss') {
const date = new Date(dateString);
const year = date.getFullYear();
const month = String(date.getMonth() + 1).padStart(2, '0');
const day = String(date.getDate()).padStart(2, '0');
const hour = String(date.getHours()).padStart(2, '0');
const minute = String(date.getMinutes()).padStart(2, '0');
const second = String(date.getSeconds()).padStart(2, '0');
const formattedDate = format
.replace(/yyyy/g, year)
.replace(/MM/g, month)
.replace(/dd/g, day)
.replace(/HH/g, hour)
.replace(/mm/g, minute)
.replace(/ss/g, second);
return formattedDate;
}
;