Use proper formatting methods for phone numbers

CHANGELOG.rst

@@ -13,6 +13,7 @@ Fixed
 ~~~~~
 
 * Signup was forbidden even if it was enabled in settings
+* Phone numbers were not properly linked and suboptimally formatted on person page
 
 `2.6`_ - 2022-01-10
 -------------------

aleksis/core/templates/core/person/full.html

@@ -164,13 +164,17 @@
               <i class="material-icons small">phone</i>
             </td>
             <td>
-              <a href="tel:{{ person.phone_number }}">{{ person.phone_number }}</a>
+              {% if person.phone_number %}
+                <a href="{{ person.phone_number.as_rfc3966 }}">{{ person.phone_number.as_international }}</a>
+              {% endif %}
               <small>({% trans "home number" %})</small>
             </td>
           </tr>
           <tr>
             <td>
-              <a href="tel:{{ person.mobile_number }}">{{ person.mobile_number }}</a>
+              {% if person.mobile_number %}
+                <a href="{{ person.mobile_number.as_rfc3966 }}">{{ person.mobile_number.as_international }}</a>
+              {% endif %}
               <small>({% trans "mobile number" %})</small>
             </td>
           </tr>