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annotate src/plugins/acl/acl-shared-storage.c @ 8433:dfe39e9a9e78 HEAD

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Initial support for LISTing users with shared mailboxes.
author Timo Sirainen <tss@iki.fi>
date Sun, 16 Nov 2008 19:20:28 +0200
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children c56835b33b14
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8433
dfe39e9a9e78 Initial support for LISTing users with shared mailboxes.
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1 /* Copyright (c) 2008 Dovecot authors, see the included COPYING file */
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2
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3 #include "lib.h"
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4 #include "array.h"
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5 #include "ioloop.h"
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6 #include "str.h"
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7 #include "var-expand.h"
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8 #include "acl-plugin.h"
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9 #include "acl-lookup-dict.h"
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10 #include "acl-shared-storage.h"
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11 #include "index/shared/shared-storage.h"
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12
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13 #define SHARED_NS_RETRY_SECS (60*60)
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14
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15 static void
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16 acl_shared_namespace_add(struct mail_user *user,
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17 struct shared_storage *sstorage,
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18 const char *userdomain)
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19 {
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20 static struct var_expand_table static_tab[] = {
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21 { 'u', NULL },
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22 { 'n', NULL },
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23 { 'd', NULL },
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24 { '\0', NULL }
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25 };
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26 struct var_expand_table *tab;
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27 struct mail_namespace *ns;
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28 const char *p, *mailbox;
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29 string_t *str;
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30
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31 if (strcmp(user->username, userdomain) == 0) {
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32 /* skip ourself */
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33 return;
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34 }
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35
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36 p = strchr(userdomain, '@');
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37
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38 tab = t_malloc(sizeof(static_tab));
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39 memcpy(tab, static_tab, sizeof(static_tab));
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40 tab[0].value = userdomain;
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41 tab[1].value = p == NULL ? userdomain : t_strdup_until(userdomain, p);
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42 tab[2].value = p == NULL ? "" : p + 1;
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43
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44 str = t_str_new(128);
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45 var_expand(str, sstorage->ns_prefix_pattern, tab);
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46 mailbox = str_c(str);
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47 shared_storage_get_namespace(&sstorage->storage, &mailbox, &ns);
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48 }
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49
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50 int acl_shared_namespaces_add(struct mail_namespace *ns)
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51 {
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52 struct shared_storage *sstorage = (struct shared_storage *)ns->storage;
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53 struct acl_user *auser = ACL_USER_CONTEXT(ns->user);
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54 struct acl_lookup_dict_iter *iter;
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55 const char *name;
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56
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57 i_assert(ns->type == NAMESPACE_SHARED);
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58 i_assert(strcmp(ns->storage->name, SHARED_STORAGE_NAME) == 0);
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59
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60 if (ioloop_time < auser->last_shared_add_check + SHARED_NS_RETRY_SECS) {
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61 /* already added, don't bother rechecking */
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62 return 0;
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63 }
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64 auser->last_shared_add_check = ioloop_time;
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65
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66 iter = acl_lookup_dict_iterate_visible_init(auser->acl_lookup_dict);
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67 while ((name = acl_lookup_dict_iterate_visible_next(iter)) != NULL) {
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68 T_BEGIN {
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69 acl_shared_namespace_add(ns->user, sstorage, name);
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70 } T_END;
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71 }
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72 return acl_lookup_dict_iterate_visible_deinit(&iter);
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73 }