bitwarden-estensione-browser/src/angular/components/export.component.ts

import { ToasterService } from 'angular2-toaster';
import { Angulartics2 } from 'angulartics2';

import {
    EventEmitter,
    Output,
} from '@angular/core';

import { CryptoService } from '../../abstractions/crypto.service';
import { ExportService } from '../../abstractions/export.service';
import { I18nService } from '../../abstractions/i18n.service';
import { PlatformUtilsService } from '../../abstractions/platformUtils.service';
import { UserService } from '../../abstractions/user.service';

export class ExportComponent {
    @Output() onSaved = new EventEmitter();

    masterPassword: string;
    showPassword = false;

    constructor(protected analytics: Angulartics2, protected toasterService: ToasterService,
        protected cryptoService: CryptoService, protected userService: UserService,
        protected i18nService: I18nService, protected platformUtilsService: PlatformUtilsService,
        protected exportService: ExportService, protected win: Window) { }

    async submit() {
        if (this.masterPassword == null || this.masterPassword === '') {
            this.toasterService.popAsync('error', this.i18nService.t('errorOccurred'),
                this.i18nService.t('invalidMasterPassword'));
            return;
        }

        const email = await this.userService.getEmail();
        const key = await this.cryptoService.makeKey(this.masterPassword, email);
        const keyHash = await this.cryptoService.hashPassword(this.masterPassword, key);
        const storedKeyHash = await this.cryptoService.getKeyHash();

        if (storedKeyHash != null && keyHash != null && storedKeyHash === keyHash) {
            const csv = await this.exportService.getCsv();
            this.analytics.eventTrack.next({ action: 'Exported Data' });
            this.downloadFile(csv);
            this.saved();
        } else {
            this.toasterService.popAsync('error', this.i18nService.t('errorOccurred'),
                this.i18nService.t('invalidMasterPassword'));
        }
    }

    togglePassword() {
        this.analytics.eventTrack.next({ action: 'Toggled Master Password on Export' });
        this.showPassword = !this.showPassword;
        document.getElementById('masterPassword').focus();
    }

    protected saved() {
        this.onSaved.emit();
    }

    private downloadFile(csv: string): void {
        const fileName = this.exportService.getFileName();
        this.platformUtilsService.saveFile(this.win, csv, { type: 'text/plain' }, fileName);
    }
}