Hey,
I hope u r doing great. First of all, Thank you very much for providing wonderful video service. Let’s come on topic, Dear I have a facing a signature invalid issue when I join the meeting,
I am using Asp.net core with javascript. and used zoom CDN in our test app.
let’s share the code which I used.
front end code:
<!-- import #zmmtg-root css -->
<link type="text/css" rel="stylesheet" href="https://source.zoom.us/1.9.8/css/bootstrap.css" />
<link type="text/css" rel="stylesheet" href="https://source.zoom.us/1.9.8/css/react-select.css" />
<!-- added on import -->
<div id="zmmtg-root"></div>
<div id="aria-notify-area"></div>
<!-- added on meeting init -->
<div class="ReactModalPortal"></div>
<div class="ReactModalPortal"></div>
<div class="ReactModalPortal"></div>
<div class="ReactModalPortal"></div>
<div class="global-pop-up-box"></div>
<div class="sharer-controlbar-container sharer-controlbar-container--hidden"></div>
<!-- import ZoomMtg dependencies -->
<script src="https://source.zoom.us/1.9.8/lib/vendor/react.min.js"></script>
<script src="https://source.zoom.us/1.9.8/lib/vendor/react-dom.min.js"></script>
<script src="https://source.zoom.us/1.9.8/lib/vendor/redux.min.js"></script>
<script src="https://source.zoom.us/1.9.8/lib/vendor/redux-thunk.min.js"></script>
<script src="https://source.zoom.us/1.9.8/lib/vendor/lodash.min.js"></script>
<!-- import ZoomMtg -->
<script src="https://source.zoom.us/zoom-meeting-1.9.8.min.js"></script>
<script>
var API_KEY = "L5CPxXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
var API_SECRET = "bvFXXXXXXXXXXXXXXXXXXXXXXXXXXX";
var meetingNumber = '7930889879';
var userEmail = 'rizwan@gmail.com';
var userName = 'Muhammad Rizwan';
var password = "dGNDREJlL2tnbElJL0JRMU9Rcmd2UT09";
var meetingConfig = {
apiKey: API_KEY,
webEndpoint:'',
meetingNumber: meetingNumber,
userName: userName,
passWord: password,
leaveUrl: "/index.html",
role: 1,//parseInt(tmpArgs.role, 10),
userEmail: userEmail,
lang: "en-US",//tmpArgs.lang,
signature: "",
china: false,
};
console.log('checkSystemRequirements');
console.log(JSON.stringify(ZoomMtg.checkSystemRequirements()));
ZoomMtg.setZoomJSLib('https://source.zoom.us/1.9.8/lib', '/av');
ZoomMtg.preLoadWasm();
ZoomMtg.prepareJssdk();
var signaturew = fetch('/home/GetSignature').then(data => data.json()).then(result => {
console.log('GetSignature: ', result);
meetingConfig.signature = result;
meetingConfig.apiKey = API_KEY;
ZoomMtg.init({
leaveUrl: 'https://zoom.us',//meetingConfig.leaveUrl,
isSupportAV: true,
//webEndpoint: meetingConfig.webEndpoint,
//disableCORP: !window.crossOriginIsolated, // default true
// disablePreview: false, // default false
success: function () {
console.log(meetingConfig);
console.log("signature", signaturew);
// ZoomMtg.i18n.load(meetingConfig.lang);
// ZoomMtg.i18n.reload(meetingConfig.lang);
ZoomMtg.join({
signature: result,
meetingNumber: meetingConfig.meetingNumber,
userName: meetingConfig.userName,
apiKey: meetingConfig.apiKey,
userEmail: meetingConfig.userEmail,
passWord: meetingConfig.passWord,
//tk: registrantToken,
success: function (res) {
console.log("join meeting success");
console.log("get attendeelist");
ZoomMtg.getAttendeeslist({});
ZoomMtg.getCurrentUser({
success: function (res) {
console.log("success getCurrentUser", res.result.currentUser);
},
});
},
error: function (res) {
console.log('error join :: ', res);
},
});
},
error: function (res) {
console.log('error init :: ', res);
},
});
});
//var signature = ZoomMtg.generateSignature({
// meetingNumber: meetingNumber,
// apiKey: API_KEY,
// apiSecret: API_SECRET,
// role: 0,//meetingConfig.role,
// success: function (res) {
// console.log(res.result);
// meetingConfig.signature = res.result;
// meetingConfig.apiKey = API_KEY;
// //var joinUrl = "/Users/RIZWAN/Downloads/sample-app-web-master/sample-app-web-master/CDN/meeting.html?" + testTool.serialize(meetingConfig);
// //console.log(joinUrl);
// //window.open(joinUrl, "_blank");
// },
//});
const zoomMeeting = document.getElementById("zmmtg-root")
function beginJoin(signature) {
//ZoomMtg.init({
// leaveUrl: meetingConfig.leaveUrl,
// isSupportAV: true,
// success: function () {
// ZoomMtg.join({
// signature: signature,
// apiKey: meetingConfig.apiKey,
// meetingNumber: meetingConfig.meetingNumber,
// userName: meetingConfig.userName,
// passWord: meetingConfig.passWord ,
// error: function (res) {
// console.log('error join :: ', res);
// },
// })
// }
//})
//ZoomMtg.init({
// leaveUrl: 'https://zoom.us',//meetingConfig.leaveUrl,
// isSupportAV: true,
// //webEndpoint: meetingConfig.webEndpoint,
// //disableCORP: !window.crossOriginIsolated, // default true
// // disablePreview: false, // default false
// success: function () {
// console.log(meetingConfig);
// console.log("signature", signature);
// // ZoomMtg.i18n.load(meetingConfig.lang);
// // ZoomMtg.i18n.reload(meetingConfig.lang);
// setLogLevel('info')
// ZoomMtg.join({
// meetingNumber: meetingConfig.meetingNumber,
// userName: meetingConfig.userName,
// signature: meetingConfig.signature,
// apiKey: meetingConfig.apiKey,
// userEmail: meetingConfig.userEmail,
// passWord: meetingConfig.passWord,
// //tk: registrantToken,
// success: function (res) {
// console.log("join meeting success");
// console.log("get attendeelist");
// ZoomMtg.getAttendeeslist({});
// ZoomMtg.getCurrentUser({
// success: function (res) {
// console.log("success getCurrentUser", res.result.currentUser);
// },
// });
// },
// error: function (res) {
// console.log('error join :: ', res);
// },
// });
// },
// error: function (res) {
// console.log('error init :: ',res);
// },
//});
ZoomMtg.inMeetingServiceListener('onUserJoin', function (data) {
console.log('inMeetingServiceListener onUserJoin', data);
});
ZoomMtg.inMeetingServiceListener('onUserLeave', function (data) {
console.log('inMeetingServiceListener onUserLeave', data);
});
ZoomMtg.inMeetingServiceListener('onUserIsInWaitingRoom', function (data) {
console.log('inMeetingServiceListener onUserIsInWaitingRoom', data);
});
ZoomMtg.inMeetingServiceListener('onMeetingStatus', function (data) {
console.log('inMeetingServiceListener onMeetingStatus', data);
});
}
beginJoin(meetingConfig.signature);
</script>
And here is C# code:
public static long ToTimestamp(DateTime value)
{
long epoch = (value.Ticks - 621355968000000000) / 10000;
return epoch;
}
public IActionResult GetSignature()
{
string apiKey = "L5CXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
string apiSecret = "bvXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
string meetingNumber = "7930889879";
String ts = (ToTimestamp(DateTime.UtcNow.ToUniversalTime()) - 30000).ToString();
string role = "1";
string token = GenerateToken(apiKey, apiSecret, meetingNumber, ts, role);
return Json(token);
}
public static string GenerateToken(string apiKey, string apiSecret, string meetingNumber, string ts, string role)
{
string message = String.Format("{0}{1}{2}{3}", apiKey, meetingNumber, ts, role);
apiSecret = apiSecret ?? "";
var encoding = new System.Text.ASCIIEncoding();
byte[] keyByte = encoding.GetBytes(apiSecret);
byte[] messageBytesTest = encoding.GetBytes(message);
string msgHashPreHmac = System.Convert.ToBase64String(messageBytesTest);
byte[] messageBytes = encoding.GetBytes(msgHashPreHmac);
using (var hmacsha256 = new HMACSHA256(keyByte))
{
byte[] hashmessage = hmacsha256.ComputeHash(messageBytes);
string msgHash = System.Convert.ToBase64String(hashmessage);
string token = String.Format("{0}.{1}.{2}.{3}.{4}", apiKey, meetingNumber, ts, role, msgHash);
var tokenBytes = System.Text.Encoding.UTF8.GetBytes(token);
return System.Convert.ToBase64String(tokenBytes).TrimEnd(padding);
}
}
