Merge remote-tracking branch 'upstream/develop' into emoji-selector-update

* upstream/develop: (469 commits)
  Feature/add sticker picker
  guard more secure routes
  guard secure routes by redirecting to root
  closest can returns itself as well
  find inside status-content div only
  try to use the closest a tag as target
  Update es.json
  Also apply keyword filter to subjects
  Remove files I accidentally pushed in
  fix issues caused by merges in usersearch on @
  Add user search at
  fix eslint warnings
  remove vue-popperjs
  fix moderation menu partially hidden by usercard boundary
  migrate popper css
  rewrite ModerationTools using v-tooltip
  make popover position for status action dropdow relative to parent node
  rewrite ExtraButtons using v-tooltip
  install v-tooltip
  i18n/Update pedantic Japanese translation
  ...

1 files changed, 155 insertions, 0 deletions

diff --git a/src/components/user_settings/mfa.js b/src/components/user_settings/mfa.js
new file mode 100644
index 00000000..3090138a
--- /dev/null
+++ b/src/components/user_settings/mfa.js
@@ -0,0 +1,155 @@
+import RecoveryCodes from './mfa_backup_codes.vue'
+import TOTP from './mfa_totp.vue'
+import Confirm from './confirm.vue'
+import VueQrcode from '@chenfengyuan/vue-qrcode'
+import { mapState } from 'vuex'
+
+const Mfa = {
+  data: () => ({
+    settings: { // current settings of MFA
+      available: false,
+      enabled: false,
+      totp: false
+    },
+    setupState: { // setup mfa
+      state: '', // state of setup. '' -> 'getBackupCodes' -> 'setupOTP' -> 'complete'
+      setupOTPState: '' // state of setup otp. '' -> 'prepare' -> 'confirm' -> 'complete'
+    },
+    backupCodes: {
+      getNewCodes: false,
+      inProgress: false, //  progress of fetch codes
+      codes: []
+    },
+    otpSettings: { // pre-setup setting of OTP. secret key, qrcode url.
+      provisioning_uri: '',
+      key: ''
+    },
+    currentPassword: null,
+    otpConfirmToken: null,
+    error: null,
+    readyInit: false
+  }),
+  components: {
+    'recovery-codes': RecoveryCodes,
+    'totp-item': TOTP,
+    'qrcode': VueQrcode,
+    'confirm': Confirm
+  },
+  computed: {
+    canSetupOTP () {
+      return (
+        (this.setupInProgress && this.backupCodesPrepared) ||
+          this.settings.enabled
+      ) && !this.settings.totp && !this.setupOTPInProgress
+    },
+    setupInProgress () {
+      return this.setupState.state !== '' && this.setupState.state !== 'complete'
+    },
+    setupOTPInProgress () {
+      return this.setupState.state === 'setupOTP' && !this.completedOTP
+    },
+    prepareOTP () {
+      return this.setupState.setupOTPState === 'prepare'
+    },
+    confirmOTP () {
+      return this.setupState.setupOTPState === 'confirm'
+    },
+    completedOTP () {
+      return this.setupState.setupOTPState === 'completed'
+    },
+    backupCodesPrepared () {
+      return !this.backupCodes.inProgress && this.backupCodes.codes.length > 0
+    },
+    confirmNewBackupCodes () {
+      return this.backupCodes.getNewCodes
+    },
+    ...mapState({
+      backendInteractor: (state) => state.api.backendInteractor
+    })
+  },
+
+  methods: {
+    activateOTP () {
+      if (!this.settings.enabled) {
+        this.setupState.state = 'getBackupcodes'
+        this.fetchBackupCodes()
+      }
+    },
+    fetchBackupCodes () {
+      this.backupCodes.inProgress = true
+      this.backupCodes.codes = []
+
+      return this.backendInteractor.generateMfaBackupCodes()
+        .then((res) => {
+          this.backupCodes.codes = res.codes
+          this.backupCodes.inProgress = false
+        })
+    },
+    getBackupCodes () { // get a new backup codes
+      this.backupCodes.getNewCodes = true
+    },
+    confirmBackupCodes () { // confirm getting new backup codes
+      this.fetchBackupCodes().then((res) => {
+        this.backupCodes.getNewCodes = false
+      })
+    },
+    cancelBackupCodes () { // cancel confirm form of new backup codes
+      this.backupCodes.getNewCodes = false
+    },
+
+    // Setup OTP
+    setupOTP () { // prepare setup OTP
+      this.setupState.state = 'setupOTP'
+      this.setupState.setupOTPState = 'prepare'
+      this.backendInteractor.mfaSetupOTP()
+        .then((res) => {
+          this.otpSettings = res
+          this.setupState.setupOTPState = 'confirm'
+        })
+    },
+    doConfirmOTP () { // handler confirm enable OTP
+      this.error = null
+      this.backendInteractor.mfaConfirmOTP({
+        token: this.otpConfirmToken,
+        password: this.currentPassword
+      })
+        .then((res) => {
+          if (res.error) {
+            this.error = res.error
+            return
+          }
+          this.completeSetup()
+        })
+    },
+
+    completeSetup () {
+      this.setupState.setupOTPState = 'complete'
+      this.setupState.state = 'complete'
+      this.currentPassword = null
+      this.error = null
+      this.fetchSettings()
+    },
+    cancelSetup () { // cancel setup
+      this.setupState.setupOTPState = ''
+      this.setupState.state = ''
+      this.currentPassword = null
+      this.error = null
+    },
+    // end Setup OTP
+
+    // fetch settings from server
+    async fetchSettings () {
+      let result = await this.backendInteractor.fetchSettingsMFA()
+      if (result.error) return
+      this.settings = result.settings
+      this.settings.available = true
+      return result
+    }
+  },
+  mounted () {
+    this.fetchSettings().then(() => {
+      this.readyInit = true
+    })
+  }
+}
+export default Mfa