bitwarden-browser/libs/common/src/services/system.service.ts

120 lines
4.0 KiB
TypeScript

import { firstValueFrom } from "rxjs";
import { AuthService } from "../abstractions/auth.service";
import { MessagingService } from "../abstractions/messaging.service";
import { PlatformUtilsService } from "../abstractions/platformUtils.service";
import { StateService } from "../abstractions/state.service";
import { SystemService as SystemServiceAbstraction } from "../abstractions/system.service";
import { AuthenticationStatus } from "../enums/authenticationStatus";
import { Utils } from "../misc/utils";
export class SystemService implements SystemServiceAbstraction {
private reloadInterval: any = null;
private clearClipboardTimeout: any = null;
private clearClipboardTimeoutFunction: () => Promise<any> = null;
constructor(
private messagingService: MessagingService,
private platformUtilsService: PlatformUtilsService,
private reloadCallback: () => Promise<void> = null,
private stateService: StateService
) {}
async startProcessReload(authService: AuthService): Promise<void> {
const accounts = await firstValueFrom(this.stateService.accounts$);
if (accounts != null) {
const keys = Object.keys(accounts);
if (keys.length > 0) {
for (const userId of keys) {
if ((await authService.getAuthStatus(userId)) === AuthenticationStatus.Unlocked) {
return;
}
}
}
}
// A reloadInterval has already been set and is executing
if (this.reloadInterval != null) {
return;
}
// User has set a PIN, with ask for master password on restart, to protect their vault
const decryptedPinProtected = await this.stateService.getDecryptedPinProtected();
if (decryptedPinProtected != null) {
return;
}
this.cancelProcessReload();
this.reloadInterval = setInterval(async () => await this.executeProcessReload(), 10000);
}
private async inactiveMoreThanSeconds(seconds: number): Promise<boolean> {
const lastActive = await this.stateService.getLastActive();
if (lastActive != null) {
const diffMs = new Date().getTime() - lastActive;
return diffMs >= seconds * 1000;
}
return true;
}
private async executeProcessReload() {
const accounts = await firstValueFrom(this.stateService.accounts$);
const doRefresh =
accounts == null ||
Object.keys(accounts).length == 0 ||
(await this.inactiveMoreThanSeconds(5));
const biometricLockedFingerprintValidated =
await this.stateService.getBiometricFingerprintValidated();
if (doRefresh && !biometricLockedFingerprintValidated) {
clearInterval(this.reloadInterval);
this.reloadInterval = null;
this.messagingService.send("reloadProcess");
if (this.reloadCallback != null) {
await this.reloadCallback();
}
}
}
cancelProcessReload(): void {
if (this.reloadInterval != null) {
clearInterval(this.reloadInterval);
this.reloadInterval = null;
}
}
async clearClipboard(clipboardValue: string, timeoutMs: number = null): Promise<void> {
if (this.clearClipboardTimeout != null) {
clearTimeout(this.clearClipboardTimeout);
this.clearClipboardTimeout = null;
}
if (Utils.isNullOrWhitespace(clipboardValue)) {
return;
}
await this.stateService.getClearClipboard().then((clearSeconds) => {
if (clearSeconds == null) {
return;
}
if (timeoutMs == null) {
timeoutMs = clearSeconds * 1000;
}
this.clearClipboardTimeoutFunction = async () => {
const clipboardValueNow = await this.platformUtilsService.readFromClipboard();
if (clipboardValue === clipboardValueNow) {
this.platformUtilsService.copyToClipboard("", { clearing: true });
}
};
this.clearClipboardTimeout = setTimeout(async () => {
await this.clearPendingClipboard();
}, timeoutMs);
});
}
async clearPendingClipboard() {
if (this.clearClipboardTimeoutFunction != null) {
await this.clearClipboardTimeoutFunction();
this.clearClipboardTimeoutFunction = null;
}
}
}