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Implement #779

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This commit is contained in:
Calvin Montgomery 2018-10-21 22:12:49 -07:00
parent 0bc866dbfa
commit 5b86fb3187
4 changed files with 89 additions and 41 deletions
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50
src/channel/customization.js
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@ -1,5 +1,6 @@
var ChannelModule = require("./module");
var XSS = require("../xss");
const ChannelModule = require("./module");
const XSS = require("../xss");
const { hash } = require('../util/hash');
const TYPE_SETCSS = {
css: "string"
@ -23,6 +24,28 @@ function CustomizationModule(_channel) {
CustomizationModule.prototype = Object.create(ChannelModule.prototype);
Object.defineProperty(CustomizationModule.prototype, 'css', {
get() {
return this._css;
},
set(val) {
this._css = val;
this.cssHash = hash('md5', val, 'base64');
}
});
Object.defineProperty(CustomizationModule.prototype, 'js', {
get() {
return this._js;
},
set(val) {
this._js = val;
this.jsHash = hash('md5', val, 'base64');
}
});
CustomizationModule.prototype.load = function (data) {
if ("css" in data) {
this.css = data.css;
@ -69,7 +92,9 @@ CustomizationModule.prototype.onUserPostJoin = function (user) {
CustomizationModule.prototype.sendCSSJS = function (users) {
var data = {
css: this.css,
js: this.js
cssHash: this.cssHash,
js: this.js,
jsHash: this.jsHash
};
users.forEach(function (u) {
u.socket.emit("channelCSSJS", data);
@ -89,11 +114,15 @@ CustomizationModule.prototype.handleSetCSS = function (user, data) {
return;
}
this.dirty = true;
let oldHash = this.cssHash;
// TODO: consider sending back an error instead of silently truncating
this.css = data.css.substring(0, 20000);
this.sendCSSJS(this.channel.users);
this.channel.logger.log("[mod] " + user.getName() + " updated the channel CSS");
if (oldHash !== this.cssHash) {
this.dirty = true;
this.sendCSSJS(this.channel.users);
this.channel.logger.log("[mod] " + user.getName() + " updated the channel CSS");
}
};
CustomizationModule.prototype.handleSetJS = function (user, data) {
@ -102,11 +131,14 @@ CustomizationModule.prototype.handleSetJS = function (user, data) {
return;
}
this.dirty = true;
let oldHash = this.jsHash;
this.js = data.js.substring(0, 20000);
this.sendCSSJS(this.channel.users);
this.channel.logger.log("[mod] " + user.getName() + " updated the channel JS");
if (oldHash !== this.jsHash) {
this.dirty = true;
this.sendCSSJS(this.channel.users);
this.channel.logger.log("[mod] " + user.getName() + " updated the channel JS");
}
};
CustomizationModule.prototype.handleSetMotd = function (user, data) {