backups: Show lock icon for encrypted repositories

- Remove unused CSS.

Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org>
Reviewed-by: James Valleroy <jvalleroy@mailbox.org>

plinth/modules/backups/repository.py

@@ -154,6 +154,7 @@ class BaseBorgRepository(abc.ABC):
             'uuid': self.uuid,
             'name': self.name,
             'storage_type': self.storage_type,
+            'is_encrypted': bool(self._get_encryption_data(self.credentials)),
             'flags': self.flags,
             'error': None,
         }

plinth/modules/backups/templates/backups.html

@@ -22,20 +22,18 @@
 
 {% block page_head %}
   <style type="text/css">
-    .share-operations form {
-      display: inline-block;
-    }
-    .share-operations {
-      text-align: right;
+    .mount-error, .mount-success, .encrypted {
+      padding: 0px 5px;
     }
     .mount-error {
-      padding: 0px 10px 0px 10px;
       color: orange;
     }
     .mount-success {
-      padding: 0px 10px 0px 10px;
       color: black;
     }
+    .encrypted {
+      color: green;
+    }
     .inline-block {
       display: inline-block;
     }

plinth/modules/backups/templates/backups_repository.inc

@@ -29,6 +29,10 @@
           <span class="fa fa-exclamation-triangle mount-error"
                 aria-hidden="true" title="{{ repository.error }}">
           </span>
+        {% elif repository.is_encrypted %}
+          <span class="fa fa-lock encrypted"
+                aria-hidden="true" title="{% trans "This repository is encrypted" %}">
+          </span>
         {% endif %}
 
         {{ repository.name }}