From 6f52cc455ef64fb741a486b2fd66be7852042e4a Mon Sep 17 00:00:00 2001
From: Gunnar Hjalmarsson <ubuntu@gunnar.cc>
Date: Thu, 21 Dec 2017 15:03:24 +1300
Subject: [PATCH 01/12] Addition of FormatsLocale property and SetFormatsLocale
 method

---
 data/org.freedesktop.Accounts.User.xml | 45 ++++++++++++++++++++
 src/libaccountsservice/act-user.c      | 57 +++++++++++++++++++++++++
 src/libaccountsservice/act-user.h      |  3 ++
 src/user.c                             | 58 ++++++++++++++++++++++++++
 4 files changed, 163 insertions(+)

diff --git a/data/org.freedesktop.Accounts.User.xml b/data/org.freedesktop.Accounts.User.xml
index d54ba44..9bd4a98 100644
--- a/data/org.freedesktop.Accounts.User.xml
+++ b/data/org.freedesktop.Accounts.User.xml
@@ -191,6 +191,41 @@
     </doc:doc>
   </method>
 
+  <method name="SetFormatsLocale">
+    <annotation name="org.freedesktop.DBus.GLib.Async" value=""/>
+    <arg name="formats_locale" direction="in" type="s">
+      <doc:doc>
+        <doc:summary>
+          The new regional formats, as a locale specification like "de_DE.UTF-8".
+        </doc:summary>
+      </doc:doc>
+    </arg>
+    <doc:doc>
+      <doc:description>
+        <doc:para>
+          Sets the users regional formats.
+        </doc:para>
+      </doc:description>
+      <doc:permission>
+        The caller needs one of the following PolicyKit authorizations:
+        <doc:list>
+          <doc:item>
+            <doc:term>org.freedesktop.accounts.change-own-user-data</doc:term>
+            <doc:definition>To change his own language</doc:definition>
+          </doc:item>
+          <doc:item>
+            <doc:term>org.freedesktop.accounts.user-administration</doc:term>
+            <doc:definition>To change the language of another user</doc:definition>
+          </doc:item>
+        </doc:list>
+      </doc:permission>
+      <doc:errors>
+        <doc:error name="org.freedesktop.Accounts.Error.PermissionDenied">if the caller lacks the appropriate PolicyKit authorization</doc:error>
+        <doc:error name="org.freedesktop.Accounts.Error.Failed">if the operation failed</doc:error>
+      </doc:errors>
+    </doc:doc>
+  </method>
+
   <method name="SetXSession">
     <annotation name="org.freedesktop.DBus.GLib.Async" value=""/>
     <annotation name="org.freedesktop.DBus.GLib.CSymbol" value="user_set_x_session"/>
@@ -835,6 +870,16 @@
     </doc:doc>
   </property>
 
+  <property name="FormatsLocale" type="s" access="read">
+    <doc:doc>
+      <doc:description>
+        <doc:para>
+          The users regional formats, as a locale specification like "de_DE.UTF-8".
+        </doc:para>
+      </doc:description>
+    </doc:doc>
+  </property>
+
   <property name="XSession" type="s" access="read">
     <doc:doc>
       <doc:description>
diff --git a/src/libaccountsservice/act-user.c b/src/libaccountsservice/act-user.c
index 77b7b2f..37f015f 100644
--- a/src/libaccountsservice/act-user.c
+++ b/src/libaccountsservice/act-user.c
@@ -92,6 +92,7 @@ enum
         PROP_LOGIN_HISTORY,
         PROP_ICON_FILE,
         PROP_LANGUAGE,
+        PROP_FORMATS_LOCALE,
         PROP_X_SESSION,
         PROP_IS_LOADED
 };
@@ -398,6 +399,13 @@ act_user_class_init (ActUserClass *class)
                                                               "User's locale.",
                                                               NULL,
                                                               G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
+        g_object_class_install_property (gobject_class,
+                                         PROP_FORMATS_LOCALE,
+                                         g_param_spec_string ("formats_locale",
+                                                              "Regional Formats",
+                                                              "User's regional formats.",
+                                                              NULL,
+                                                              G_PARAM_READABLE));
         g_object_class_install_property (gobject_class,
                                          PROP_X_SESSION,
                                          g_param_spec_string ("x-session",
@@ -1059,6 +1067,25 @@ act_user_get_language (ActUser *user)
         return accounts_user_get_language (user->accounts_proxy);
 }
 
+/**
+ * act_user_get_formats_locale:
+ * @user: a #ActUser
+ *
+ * Returns the path to the configured formats locale of @user.
+ *
+ * Returns: (transfer none): a path to an icon
+ */
+const char *
+act_user_get_formats_locale (ActUser *user)
+{
+        g_return_val_if_fail (ACT_IS_USER (user), NULL);
+
+        if (user->accounts_proxy == NULL)
+                return NULL;
+
+        return accounts_user_get_formats_locale (user->accounts_proxy);
+}
+
 /**
  * act_user_get_x_session:
  * @user: a #ActUser
@@ -1413,6 +1440,36 @@ act_user_set_password_expiration_policy (ActUser *user,
         }
 }
 
+/**
+ * act_user_set_formats_locale:
+ * @user: the user object to alter.
+ * @formats_locale: a locale (e.g. en_US.utf8)
+ *
+ * Assigns a new formats locale for @user.
+ *
+ * Note this function is synchronous and ignores errors.
+ **/
+void
+act_user_set_formats_locale (ActUser    *user,
+                             const char *formats_locale)
+{
+        g_autoptr(GError) error = NULL;
+
+        g_return_if_fail (ACT_IS_USER (user));
+        g_return_if_fail (formats_locale != NULL);
+        g_return_if_fail (ACCOUNTS_IS_USER (user->accounts_proxy));
+
+        if (!accounts_user_call_set_formats_locale_sync (user->accounts_proxy,
+                                                         formats_locale,
+                                                         G_DBUS_CALL_FLAGS_ALLOW_INTERACTIVE_AUTHORIZATION,
+                                                        -1,
+                                                         NULL,
+                                                         &error)) {
+                g_warning ("SetFormatsLocale call failed: %s", error->message);
+                return;
+        }
+}
+
 /**
  * act_user_set_email:
  * @user: the user object to alter.
diff --git a/src/libaccountsservice/act-user.h b/src/libaccountsservice/act-user.h
index fe9a8a4..3636e99 100644
--- a/src/libaccountsservice/act-user.h
+++ b/src/libaccountsservice/act-user.h
@@ -72,6 +72,7 @@ gboolean       act_user_is_nonexistent (ActUser *user);
 const char *act_user_get_icon_file (ActUser *user);
 const char *act_user_get_language (ActUser *user);
 const char * const *act_user_get_languages (ActUser *user);
+const char *act_user_get_formats_locale (ActUser *user);
 const char *act_user_get_x_session (ActUser *user);
 const char *act_user_get_session (ActUser *user);
 const char *act_user_get_session_type (ActUser *user);
@@ -103,6 +104,8 @@ void           act_user_set_language (ActUser    *user,
 void           act_user_set_languages (ActUser            *user,
                                        const char * const *languages);
 
+void           act_user_set_formats_locale (ActUser    *user,
+                                            const char *formats_locale);
 void           act_user_set_email (ActUser    *user,
                                    const char *email);
 void           act_user_set_x_session (ActUser    *user,
diff --git a/src/user.c b/src/user.c
index 917d427..3aada09 100644
--- a/src/user.c
+++ b/src/user.c
@@ -541,6 +541,12 @@ user_update_from_keyfile (User     *user,
                 g_clear_pointer (&s, g_free);
         }
 
+        s = g_key_file_get_string (keyfile, "User", "FormatsLocale", NULL);
+        if (s != NULL) {
+                accounts_user_set_formats_locale (ACCOUNTS_USER (user), s);
+                g_clear_pointer (&s, g_free);
+        }
+
         s = g_key_file_get_string (keyfile, "User", "XSession", NULL);
         if (s != NULL) {
                 accounts_user_set_xsession (ACCOUNTS_USER (user), s);
@@ -667,6 +673,9 @@ user_save_to_keyfile (User     *user,
         if (accounts_user_get_session_type (ACCOUNTS_USER (user)))
                 g_key_file_set_string (keyfile, "User", "SessionType", accounts_user_get_session_type (ACCOUNTS_USER (user)));
 
+        if (accounts_user_get_formats_locale (ACCOUNTS_USER (user)))
+                g_key_file_set_string (keyfile, "User", "FormatsLocale", accounts_user_get_formats_locale (ACCOUNTS_USER (user)));
+
         if (accounts_user_get_xsession (ACCOUNTS_USER (user)))
                 g_key_file_set_string (keyfile, "User", "XSession", accounts_user_get_xsession (ACCOUNTS_USER (user)));
 
@@ -1575,6 +1584,54 @@ user_set_session_type (AccountsUser          *auser,
         return TRUE;
 }
 
+static void
+user_change_formats_locale_authorized_cb (Daemon                *daemon,
+                                          User                  *user,
+                                          GDBusMethodInvocation *context,
+                                          gpointer               user_data)
+
+{
+        const gchar *formats_locale = user_data;
+
+        if (g_strcmp0 (accounts_user_get_formats_locale (ACCOUNTS_USER (user)), formats_locale) != 0) {
+                accounts_user_set_formats_locale (ACCOUNTS_USER (user), formats_locale);
+
+                save_extra_data (user);
+        }
+
+        accounts_user_complete_set_formats_locale (ACCOUNTS_USER (user), context);
+}
+
+static gboolean
+user_set_formats_locale (AccountsUser          *auser,
+                         GDBusMethodInvocation *context,
+                         const gchar           *formats_locale)
+{
+        User *user = (User*)auser;
+        int uid;
+        const gchar *action_id;
+
+        if (!get_caller_uid (context, &uid)) {
+                throw_error (context, ERROR_FAILED, "identifying caller failed");
+                return FALSE;
+        }
+
+        if (accounts_user_get_uid (ACCOUNTS_USER (user)) == (uid_t) uid)
+                action_id = "org.freedesktop.accounts.change-own-user-data";
+        else
+                action_id = "org.freedesktop.accounts.user-administration";
+
+        daemon_local_check_auth (user->daemon,
+                                 user,
+                                 action_id,
+                                 user_change_formats_locale_authorized_cb,
+                                 context,
+                                 g_strdup (formats_locale),
+                                 (GDestroyNotify) g_free);
+
+        return TRUE;
+}
+
 static void
 user_change_x_session_authorized_cb (Daemon                *daemon,
                                      User                  *user,
@@ -2723,6 +2780,7 @@ user_accounts_user_iface_init (AccountsUserIface *iface)
         iface->handle_set_account_type = user_set_account_type;
         iface->handle_set_automatic_login = user_set_automatic_login;
         iface->handle_set_email = user_set_email;
+        iface->handle_set_formats_locale = user_set_formats_locale;
         iface->handle_set_home_directory = user_set_home_directory;
         iface->handle_set_icon_file = user_set_icon_file;
         iface->handle_set_language = user_set_language;
-- 
2.39.3

