/* Check if the session requires features unknown to this version of GnuCash.
*
* Returns a message to display if we found unknown features, NULL if
* we're okay.
*/
gchar *gnc_features_test_unknown (QofBook *book)
{
GList* features_list = NULL;
GHashTable *features_used = qof_book_get_features (book);
/* Setup the known_features hash table */
gnc_features_init();
/* Iterate over the members of this frame for unknown features */
g_hash_table_foreach (features_used, &gnc_features_test_one,
&features_list);
if (features_list)
{
GList *i;
char* msg = g_strdup(_("This Dataset contains features not supported "
"by this version of GnuCash. You must use a "
"newer version of GnuCash in order to support "
"the following features:"
));
for (i = features_list; i; i = i->next)
{
char *tmp = g_strconcat(msg, "\n* ", i->data, NULL);
g_free (msg);
msg = tmp;
}
g_list_free(features_list);
return msg;
}
g_hash_table_unref (features_used);
return NULL;
}
void gnc_features_set_used (QofBook *book, const gchar *feature)
{
KvpFrame *frame;
const gchar *description;
gchar *kvp_path;
g_return_if_fail (book);
g_return_if_fail (feature);
gnc_features_init();
/* Can't set an unknown feature */
description = g_hash_table_lookup (features_table, feature);
if (!description)
{
PWARN("Tried to set unknown feature as used.");
return;
}
frame = qof_book_get_slots (book);
kvp_path = g_strconcat ("/features/", feature, NULL);
kvp_frame_set_string (frame, kvp_path, description);
qof_book_kvp_changed (book);
}
/* Check if the session requires features unknown to this version of GnuCash.
*
* Returns a message to display if we found unknown features, NULL if we're okay.
*/
gchar *gnc_features_test_unknown (QofBook *book)
{
KvpFrame *frame = qof_book_get_slots (book);
KvpValue *value;
/* Setup the known_features hash table */
gnc_features_init();
g_assert(frame);
value = kvp_frame_get_value(frame, "features");
if (value)
{
GList* features_list = NULL;
frame = kvp_value_get_frame(value);
g_assert(frame);
/* Iterate over the members of this frame for unknown features */
kvp_frame_for_each_slot(frame, &gnc_features_test_one, &features_list);
if (features_list)
{
GList *i;
char* msg = g_strdup(
_("This Dataset contains features not supported by this "
"version of GnuCash. You must use a newer version of "
"GnuCash in order to support the following features:"
));
for (i = features_list; i; i = i->next)
{
char *tmp = g_strconcat(msg, "\n* ", i->data, NULL);
g_free (msg);
msg = tmp;
}
g_list_free(features_list);
return msg;
}
}
return NULL;
}
void gnc_features_set_used (QofBook *book, const gchar *feature)
{
const gchar *description;
g_return_if_fail (book);
g_return_if_fail (feature);
gnc_features_init();
/* Can't set an unknown feature */
description = g_hash_table_lookup (features_table, feature);
if (!description)
{
PWARN("Tried to set unknown feature as used.");
return;
}
qof_book_set_feature (book, feature, description);
}
