(Fix #384) Restrict date_registered to date only

Author: wrygiel

okapi/services/users/user.xml

@@ -37,8 +37,8 @@
                 use the <b>uuid</b> as the user identifier),
             </li>
             <li>
-                <b>date_registered</b> - date and time (ISO 8601) indicating when exactly
-                has the user registered his Opencaching account,
+                <b>date_registered</b> - date (ISO 8601, no time) indicating when the user
+                has registered his Opencaching account,
             </li>
             <li><b>caches_found</b> - number of "Found it" and "Attended" log entries,</li>
             <li><b>caches_notfound</b> - number of "Didn't find it" log entries,</li>

okapi/services/users/users.php

@@ -70,7 +70,7 @@ public static function call(OkapiRequest $request)
                         }
                         break;
                     case 'internal_id': $entry['internal_id'] = $row['user_id']; break;
-                    case 'date_registered': $entry['date_registered'] = date('c', strtotime($row['date_created']));
+                    case 'date_registered': $entry['date_registered'] = date("Y-m-d", strtotime($row['date_created']));
                     case 'caches_found': /* handled separately */ break;
                     case 'caches_notfound': /* handled separately */ break;
                     case 'caches_hidden': /* handled separately */ break;