Mercurial > dovecot > core-2.2
view src/plugins/acl/acl-shared-storage.c @ 17130:add8c00fb3cc
Updated copyright notices to include year 2014.
author | Timo Sirainen <tss@iki.fi> |
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date | Tue, 04 Feb 2014 16:23:22 -0500 |
parents | 5ba3d95aba9d |
children | ec22ade1f101 |
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/* Copyright (c) 2008-2014 Dovecot authors, see the included COPYING file */ #include "lib.h" #include "array.h" #include "ioloop.h" #include "str.h" #include "var-expand.h" #include "acl-plugin.h" #include "acl-lookup-dict.h" #include "acl-shared-storage.h" #include "index/shared/shared-storage.h" #define SHARED_NS_RETRY_SECS (60*60) static bool acl_ns_prefix_exists(struct mail_namespace *ns) { struct mailbox *box; const char *vname; enum mailbox_existence existence; bool ret; if (ns->list->mail_set->mail_shared_explicit_inbox) return FALSE; vname = t_strndup(ns->prefix, ns->prefix_len-1); box = mailbox_alloc(ns->list, vname, 0); ret = mailbox_exists(box, FALSE, &existence) == 0 && existence == MAILBOX_EXISTENCE_SELECT; mailbox_free(&box); return ret; } 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(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); } } int acl_shared_namespaces_add(struct mail_namespace *ns) { struct acl_user *auser = ACL_USER_CONTEXT(ns->user); struct acl_mailbox_list *alist = ACL_LIST_CONTEXT(ns->list); struct mail_storage *storage = mail_namespace_get_default_storage(ns); struct acl_lookup_dict_iter *iter; const char *name; i_assert(ns->type == MAIL_NAMESPACE_TYPE_SHARED); i_assert(strcmp(storage->name, SHARED_STORAGE_NAME) == 0); if (ioloop_time < alist->last_shared_add_check + SHARED_NS_RETRY_SECS) { /* already added, don't bother rechecking */ return 0; } alist->last_shared_add_check = ioloop_time; iter = acl_lookup_dict_iterate_visible_init(auser->acl_lookup_dict); while ((name = acl_lookup_dict_iterate_visible_next(iter)) != NULL) { T_BEGIN { acl_shared_namespace_add(ns, storage, name); } T_END; } return acl_lookup_dict_iterate_visible_deinit(&iter); }