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Code Issues Projects Releases Wiki Activity

use an anchor element to hold link props

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This commit is contained in:
Kyle Spearrin 2017-06-27 08:15:29 -04:00
parent 4e270cc1cb
commit 64068d2fa1
1 changed files with 23 additions and 3 deletions
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26
src/scripts/u2f.js
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@ -3,17 +3,20 @@
this.error = errorCallback;
this.info = infoCallback;
this.iframe = null;
this.connectorLink = document.createElement('a');
};
U2f.prototype.init = function (data) {
var self = this;
iframe = document.getElementById('u2f_iframe');
iframe.src = 'https://vault.bitwarden.com/u2f-connector.html' +
self.connectorLink.href = 'https://vault.bitwarden.com/u2f-connector.html' +
'?data=' + this.base64Encode(JSON.stringify(data)) +
'&parent=' + encodeURIComponent(document.location.href) +
'&v=1';
self.iframe = document.getElementById('u2f_iframe');
self.iframe.src = self.connectorLink.href;
window.addEventListener('message', function (event) {
if (!self.validMessage(event)) {
self.error('Invalid message.');
@ -36,13 +39,30 @@ U2f.prototype.init = function (data) {
};
U2f.prototype.validMessage = function (event) {
if (event.origin !== 'https://vault.bitwarden.com') {
if (!event.origin || event.origin === '' || event.origin !== this.connectorLink.origin) {
return false;
}
return event.data.indexOf('success|') === 0 || event.data.indexOf('error|') === 0 || event.data.indexOf('info|') === 0;
}
U2f.prototype.stop = function () {
this.sendMessage('stop');
};
U2f.prototype.start = function () {
this.sendMessage('start');
};
U2f.prototype.sendMessage = function (message) {
var self = this;
if (!self.iframe || !self.iframe.src || !self.iframe.contentWindow) {
return;
}
self.iframe.contentWindow.postMessage(message, self.iframe.src);
};
U2f.prototype.base64Encode = function (str) {
return btoa(encodeURIComponent(str).replace(/%([0-9A-F]{2})/g, function (match, p1) {
return String.fromCharCode('0x' + p1);