feature: admin toggle to disable outgoing payments (#2909)

lnbits/core/services/payments.py

@@ -53,6 +53,8 @@ async def pay_invoice(
     tag: str = "",
     conn: Optional[Connection] = None,
 ) -> Payment:
+    if settings.lnbits_only_allow_incoming_payments:
+        raise PaymentError("Only incoming payments allowed.", status="failed")
     invoice = _validate_payment_request(payment_request, max_sat)
     assert invoice.amount_msat
 

lnbits/core/templates/admin/_tab_security.html

@@ -31,7 +31,7 @@
           filled
           v-model="formData.auth_allowed_methods"
           multiple
-          :hint="t$('auth_allowed_methods_hint')"
+          :hint="$t('auth_allowed_methods_hint')"
           :label="$t('auth_allowed_methods_label')"
           :options="formData.auth_all_methods"
         ></q-select>
@@ -285,7 +285,7 @@
         <div class="col-12 col-md-12">
           <p v-text="$t('wallet_limiter')"></p>
           <div class="row q-col-gutter-md">
-            <div class="col-4">
+            <div class="col-3">
               <q-input
                 filled
                 type="number"
@@ -293,7 +293,7 @@
                 :label="$t('wallet_max_ballance')"
               ></q-input>
             </div>
-            <div class="col-4">
+            <div class="col-3">
               <q-input
                 filled
                 type="number"
@@ -301,7 +301,7 @@
                 :label="$t('wallet_limit_max_withdraw_per_day')"
               ></q-input>
             </div>
-            <div class="col-4">
+            <div class="col-3">
               <q-input
                 filled
                 type="number"
@@ -309,6 +309,13 @@
                 :label="$t('wallet_limit_secs_between_trans')"
               ></q-input>
             </div>
+            <div class="col-3">
+              <q-toggle
+                v-model="formData.lnbits_only_allow_incoming_payments"
+                :label="$t('only_incoming_payments_allowed')"
+                ><q-tooltip v-text="$t('disable_outgoing_payments')"></q-tooltip
+              ></q-toggle>
+            </div>
           </div>
         </div>
       </div>

lnbits/settings.py

@@ -368,6 +368,7 @@ class SecuritySettings(LNbitsSettings):
     lnbits_wallet_limit_max_balance: int = Field(default=0)
     lnbits_wallet_limit_daily_max_withdraw: int = Field(default=0)
     lnbits_wallet_limit_secs_between_trans: int = Field(default=0)
+    lnbits_only_allow_incoming_payments: bool = Field(default=False)
     lnbits_watchdog_switch_to_voidwallet: bool = Field(default=False)
     lnbits_watchdog_interval_minutes: int = Field(default=60)
     lnbits_watchdog_delta: int = Field(default=1_000_000)

lnbits/static/i18n/en.js

@@ -250,6 +250,8 @@ window.localisation.en = {
   wallet_max_ballance: 'Wallet max balance in sats (0 to disable)',
   wallet_limit_secs_between_trans:
     'Min secs between transactions per wallet (0 to disable)',
+  only_incoming_payments_allowed: 'Only incoming payments allowed',
+  disable_outgoing_payments: 'Disable outgoing payments',
   number_of_requests: 'Number of requests',
   time_unit: 'Time unit',
   minute: 'minute',