base url improvements

@@ -35,6 +35,10 @@
               {{ 'admin.base-url-required' | translate }}
             </mat-error>
           </mat-form-field>
+          <tb-checkbox formControlName="prohibitDifferentUrl" style="display: block; padding-bottom: 16px;">
+            {{ 'admin.prohibit-different-url' | translate }}
+          </tb-checkbox>
+          <div class="tb-hint" translate>admin.prohibit-different-url-hint</div>
           <div fxLayout="row" fxLayoutAlign="end center" style="width: 100%;" class="layout-wrap">
             <button mat-button mat-raised-button color="primary" [disabled]="(isLoading$ | async) || generalSettings.invalid || !generalSettings.dirty"
                     type="submit">{{'action.save' | translate}}

@@ -80,6 +80,8 @@
         "test-mail-sent": "Test mail was successfully sent!",
         "base-url": "Base URL",
         "base-url-required": "Base URL is required.",
+        "prohibit-different-url": "Prohibit to use hostname from the client request headers",
+        "prohibit-different-url-hint": "This setting should be enabled for production environments. May cause security issues when disabled",
         "mail-from": "Mail From",
         "mail-from-required": "Mail From is required.",
         "smtp-protocol": "SMTP protocol",