static void
acl_shared_namespace_add(struct mail_namespace *ns,
struct mail_storage *storage, const char *userdomain)
{
static struct var_expand_table static_tab[] = {
{ 'u', NULL, "user" },
{ 'n', NULL, "username" },
{ 'd', NULL, "domain" },
{ '\0', NULL, NULL }
};
struct shared_storage *sstorage = (struct shared_storage *)storage;
struct mail_namespace *new_ns = ns;
struct var_expand_table *tab;
struct mailbox_list_iterate_context *iter;
const struct mailbox_info *info;
const char *p, *mailbox;
string_t *str;
if (strcmp(ns->user->username, userdomain) == 0) {
/* skip ourself */
return;
}
p = strchr(userdomain, '@');
tab = t_malloc_no0(sizeof(static_tab));
memcpy(tab, static_tab, sizeof(static_tab));
tab[0].value = userdomain;
tab[1].value = p == NULL ? userdomain : t_strdup_until(userdomain, p);
tab[2].value = p == NULL ? "" : p + 1;
str = t_str_new(128);
var_expand(str, sstorage->ns_prefix_pattern, tab);
mailbox = str_c(str);
if (shared_storage_get_namespace(&new_ns, &mailbox) < 0)
return;
/* check if there are any mailboxes really visible to us */
iter = mailbox_list_iter_init(new_ns->list, "*",
MAILBOX_LIST_ITER_RETURN_NO_FLAGS);
while ((info = mailbox_list_iter_next(iter)) != NULL)
break;
(void)mailbox_list_iter_deinit(&iter);
if (info == NULL && !acl_ns_prefix_exists(new_ns)) {
/* no visible mailboxes, remove the namespace */
mail_namespace_destroy(new_ns);
}
}
static int
shared_get_storage(struct mailbox_list **list, const char *vname,
struct mail_storage **storage_r)
{
struct mail_namespace *ns = (*list)->ns;
const char *name;
name = mailbox_list_get_storage_name(*list, vname);
if (*name == '\0' && (ns->flags & NAMESPACE_FLAG_AUTOCREATED) == 0) {
/* trying to access the shared/ prefix itself */
*storage_r = ns->storage;
return 0;
}
if (shared_storage_get_namespace(&ns, &name) < 0)
return -1;
*list = ns->list;
return mailbox_list_get_storage(list, vname, storage_r);
}