Add support to manage cross-signing and key backup (#461)

* Add useDeviceList hook

Signed-off-by: Ajay Bura <ajbura@gmail.com>

* Add isCrossVerified func to matrixUtil

Signed-off-by: Ajay Bura <ajbura@gmail.com>

* Add className prop in sidebar avatar comp

Signed-off-by: Ajay Bura <ajbura@gmail.com>

* Add unverified session indicator in sidebar

Signed-off-by: Ajay Bura <ajbura@gmail.com>

* Add info card component

Signed-off-by: Ajay Bura <ajbura@gmail.com>

* Add css variables

Signed-off-by: Ajay Bura <ajbura@gmail.com>

* Add cross signin status hook

Signed-off-by: Ajay Bura <ajbura@gmail.com>

* Add hasCrossSigninAccountData function

Signed-off-by: Ajay Bura <ajbura@gmail.com>

* Add cross signin info card in device manage component

Signed-off-by: Ajay Bura <ajbura@gmail.com>

* Add cross signing and key backup component

Signed-off-by: Ajay Bura <ajbura@gmail.com>

* Fix typo

Signed-off-by: Ajay Bura <ajbura@gmail.com>

* WIP

Signed-off-by: Ajay Bura <ajbura@gmail.com>

* Add cross singing dialogs

Signed-off-by: Ajay Bura <ajbura@gmail.com>

* Add cross signing set/reset

Signed-off-by: Ajay Bura <ajbura@gmail.com>

* Add SecretStorageAccess component

Signed-off-by: Ajay Bura <ajbura@gmail.com>

* Add key backup

Signed-off-by: Ajay Bura <ajbura@gmail.com>

* WIP

* WIP

* WIP

* WIP

* Show progress when restoring key backup

* Add SSSS and key backup

src/util/common.js

@@ -114,3 +114,21 @@ export function getScrollInfo(target) {
 export function avatarInitials(text) {
   return [...text][0];
 }
+
+export function copyToClipboard(text) {
+  if (navigator.clipboard) {
+    navigator.clipboard.writeText(text);
+  } else {
+    const host = document.body;
+    const copyInput = document.createElement('input');
+    copyInput.style.position = 'fixed';
+    copyInput.style.opacity = '0';
+    copyInput.value = text;
+    host.append(copyInput);
+
+    copyInput.select();
+    copyInput.setSelectionRange(0, 99999);
+    document.execCommand('Copy');
+    copyInput.remove();
+  }
+}

src/util/matrixUtil.js

@@ -162,3 +162,39 @@ export function genRoomVia(room) {
   }
   return via.concat(mostPop3.slice(0, 2));
 }
+
+export function isCrossVerified(deviceId) {
+  try {
+    const mx = initMatrix.matrixClient;
+    const crossSignInfo = mx.getStoredCrossSigningForUser(mx.getUserId());
+    const deviceInfo = mx.getStoredDevice(mx.getUserId(), deviceId);
+    const deviceTrust = crossSignInfo.checkDeviceTrust(crossSignInfo, deviceInfo, false, true);
+    return deviceTrust.isCrossSigningVerified();
+  } catch {
+    return false;
+  }
+}
+
+export function hasCrossSigningAccountData() {
+  const mx = initMatrix.matrixClient;
+  const masterKeyData = mx.getAccountData('m.cross_signing.master');
+  return !!masterKeyData;
+}
+
+export function getDefaultSSKey() {
+  const mx = initMatrix.matrixClient;
+  try {
+    return mx.getAccountData('m.secret_storage.default_key').getContent().key;
+  } catch {
+    return undefined;
+  }
+}
+
+export function getSSKeyInfo(key) {
+  const mx = initMatrix.matrixClient;
+  try {
+    return mx.getAccountData(`m.secret_storage.key.${key}`).getContent();
+  } catch {
+    return undefined;
+  }
+}