Mercurial > dovecot > original-hg > dovecot-1.2

annotate src/lib-storage/list/mailbox-list-maildir-iter.c @ 6429:65c69a53a7be HEAD

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Replaced my Copyright notices. The year range always ends with 2007 now. My name was replaced with "Dovecot authors". In many cases I didn't really even own the copyright, so this is more correct.
author Timo Sirainen <tss@iki.fi>
date Sun, 16 Sep 2007 14:34:22 +0300
parents 7cad076906eb
children c901bdf0db75
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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65c69a53a7be Replaced my Copyright notices. The year range always ends with 2007 now.
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1 /* Copyright (c) 2002-2007 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 "str.h"
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5 #include "home-expand.h"
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6 #include "imap-match.h"
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7 #include "mailbox-tree.h"
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8 #include "mailbox-list-subscriptions.h"
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9 #include "mailbox-list-maildir.h"
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10
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11 #include <dirent.h>
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12
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13 struct maildir_list_iterate_context {
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14 struct mailbox_list_iterate_context ctx;
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15 pool_t pool;
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16
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17 const char *dir;
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18
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19 struct mailbox_tree_context *tree_ctx;
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20 struct mailbox_tree_iterate_context *tree_iter;
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21
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22 struct mailbox_info info;
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23 };
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24
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25 static void node_fix_parents(struct mailbox_node *node)
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26 {
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27 /* Fix parent nodes' children states. also if we happened to create any
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28 of the parents, we need to mark them nonexistent. */
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29 node = node->parent;
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30 for (; node != NULL; node = node->parent) {
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31 if ((node->flags & MAILBOX_MATCHED) == 0)
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32 node->flags |= MAILBOX_NONEXISTENT;
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33
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34 node->flags |= MAILBOX_CHILDREN;
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35 node->flags &= ~MAILBOX_NOCHILDREN;
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36 }
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37 }
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38
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39 static void maildir_fill_parents(struct maildir_list_iterate_context *ctx,
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40 struct imap_match_glob *glob, bool update_only,
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41 string_t *mailbox, const char *mailbox_c,
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42 enum mailbox_info_flags flags)
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43 {
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44 struct mailbox_node *node;
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45 const char *p;
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46 char hierarchy_sep;
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47 bool created;
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48
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49 hierarchy_sep = ctx->ctx.list->hierarchy_sep;
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50
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51 t_push();
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52 while ((p = strrchr(mailbox_c, hierarchy_sep)) != NULL) {
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53 str_truncate(mailbox, (size_t) (p-mailbox_c));
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54 mailbox_c = str_c(mailbox);
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55 if (imap_match(glob, mailbox_c) == IMAP_MATCH_YES) {
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56 created = FALSE;
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57 node = update_only ?
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58 mailbox_tree_lookup(ctx->tree_ctx, mailbox_c) :
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59 mailbox_tree_get(ctx->tree_ctx,
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60 mailbox_c, &created);
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61 if (node != NULL) {
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62 if (created) {
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63 /* we haven't yet seen this mailbox,
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64 but we might see it later */
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65 node->flags = MAILBOX_NONEXISTENT;
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66 }
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67 if (!update_only)
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68 node->flags |= MAILBOX_MATCHED;
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69 node->flags |= MAILBOX_CHILDREN | flags;
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70 node->flags &= ~MAILBOX_NOCHILDREN;
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71 node_fix_parents(node);
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72 }
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73 }
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74 }
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75 t_pop();
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76 }
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77
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78 static int
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79 maildir_fill_readdir(struct maildir_list_iterate_context *ctx,
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80 struct imap_match_glob *glob, bool update_only)
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81 {
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82 DIR *dirp;
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83 struct dirent *d;
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84 const char *mailbox_name, *mailbox_c;
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85 string_t *mailbox;
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86 enum mailbox_info_flags flags;
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87 enum imap_match_result match;
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88 struct mailbox_node *node;
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89 bool created;
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90 char prefix_char;
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91 int ret;
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92
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93 dirp = opendir(ctx->dir);
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94 if (dirp == NULL) {
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95 if (errno != ENOENT) {
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96 mailbox_list_set_critical(ctx->ctx.list,
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97 "opendir(%s) failed: %m", ctx->dir);
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98 return -1;
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99 }
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100 return 0;
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101 }
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102
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103 prefix_char =
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104 strcmp(ctx->ctx.list->name, MAILBOX_LIST_NAME_IMAPDIR) != 0 ?
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105 ctx->ctx.list->hierarchy_sep : '\0';
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106
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107 t_push();
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108 mailbox = t_str_new(PATH_MAX);
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109 while ((d = readdir(dirp)) != NULL) {
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110 const char *fname = d->d_name;
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111
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112 if (fname[0] == prefix_char)
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113 mailbox_name = fname + 1;
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114 else {
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115 if (prefix_char != '\0' || fname[0] == '.')
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116 continue;
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117 mailbox_name = fname;
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118 }
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119
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120 /* skip . and .. */
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121 if (fname[0] == '.' &&
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122 (fname[1] == '\0' || (fname[1] == '.' && fname[2] == '\0')))
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123 continue;
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124
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125 /* make sure the pattern matches */
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126 str_truncate(mailbox, 0);
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127 if ((ctx->ctx.list->ns->flags & NAMESPACE_FLAG_INBOX) == 0 ||
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128 strcasecmp(mailbox_name, "INBOX") != 0)
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129 str_append(mailbox, ctx->ctx.list->ns->prefix);
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130 str_append(mailbox, mailbox_name);
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131 mailbox_c = str_c(mailbox);
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132
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133 match = imap_match(glob, mailbox_c);
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134 if ((match & (IMAP_MATCH_YES | IMAP_MATCH_PARENT)) == 0)
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135 continue;
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136
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137 /* check if this is an actual mailbox */
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138 flags = 0;
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139 ret = ctx->ctx.list->v.
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140 iter_is_mailbox(&ctx->ctx, ctx->dir, fname,
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141 mailbox_list_get_file_type(d), &flags);
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142 if (ret < 0) {
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143 t_pop();
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144 return -1;
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parents:
diff changeset
145 }
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parents:
diff changeset
146 if (ret == 0)
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147 continue;
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diff changeset
148
6010
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diff changeset
149 /* we know the children flags ourself, so ignore if any of
ed6c07975ccb Fixes to returning mailboxes
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diff changeset
150 them were set. */
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diff changeset
151 flags &= ~(MAILBOX_NOINFERIORS |
ed6c07975ccb Fixes to returning mailboxes
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diff changeset
152 MAILBOX_CHILDREN | MAILBOX_NOCHILDREN);
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diff changeset
153
6010
ed6c07975ccb Fixes to returning mailboxes
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parents: 6007
diff changeset
154 if ((match & IMAP_MATCH_PARENT) != 0) {
ed6c07975ccb Fixes to returning mailboxes
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parents: 6007
diff changeset
155 maildir_fill_parents(ctx, glob, update_only,
ed6c07975ccb Fixes to returning mailboxes
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diff changeset
156 mailbox, mailbox_c, flags);
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diff changeset
157 } else {
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diff changeset
158 created = FALSE;
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diff changeset
159 node = update_only ?
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diff changeset
160 mailbox_tree_lookup(ctx->tree_ctx, mailbox_c) :
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diff changeset
161 mailbox_tree_get(ctx->tree_ctx,
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parents:
diff changeset
162 mailbox_c, &created);
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parents:
diff changeset
163
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parents:
diff changeset
164 if (node != NULL) {
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parents:
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165 if (created)
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166 node->flags = MAILBOX_NOCHILDREN;
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diff changeset
167 else
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diff changeset
168 node->flags &= ~MAILBOX_NONEXISTENT;
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diff changeset
169 if (!update_only)
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diff changeset
170 node->flags |= MAILBOX_MATCHED;
6010
ed6c07975ccb Fixes to returning mailboxes
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diff changeset
171 node->flags |= flags;
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diff changeset
172 node_fix_parents(node);
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diff changeset
173 }
5448
beabd433cdae Moved delete/rename operations to mailbox_list API. Fixed mbox/maildir to
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parents: 4848
diff changeset
174 }
4808
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175 }
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176 t_pop();
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parents:
diff changeset
177
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diff changeset
178 if (closedir(dirp) < 0) {
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179 mailbox_list_set_critical(ctx->ctx.list,
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180 "readdir(%s) failed: %m", ctx->dir);
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181 return -1;
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diff changeset
182 }
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diff changeset
183
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diff changeset
184 if ((ctx->ctx.list->ns->flags & NAMESPACE_FLAG_INBOX) != 0) {
4808
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185 /* make sure INBOX is there */
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diff changeset
186 created = FALSE;
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diff changeset
187 node = update_only ?
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diff changeset
188 mailbox_tree_lookup(ctx->tree_ctx, "INBOX") :
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diff changeset
189 mailbox_tree_get(ctx->tree_ctx, "INBOX", &created);
4808
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190 if (created)
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diff changeset
191 node->flags = MAILBOX_NOCHILDREN;
5842
77a399a5eb2a crashfix
Timo Sirainen <tss@iki.fi>
parents: 5841
diff changeset
192 else if (node != NULL)
4848
967de900c73a Mailbox list indexing and related changes. Currently works only with
Timo Sirainen <tss@iki.fi>
parents: 4808
diff changeset
193 node->flags &= ~MAILBOX_NONEXISTENT;
4808
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194
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cc1f4688a988 Added support for multiple mailbox list patterns.
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diff changeset
195 match = imap_match(glob, "INBOX");
cc1f4688a988 Added support for multiple mailbox list patterns.
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diff changeset
196 if ((match & (IMAP_MATCH_YES | IMAP_MATCH_PARENT)) != 0) {
5829
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diff changeset
197 if (!update_only)
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diff changeset
198 node->flags |= MAILBOX_MATCHED;
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199 }
5885
f0685f6ec951 In non-INBOX namespaces list INBOX if Maildir/cur exists.
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diff changeset
200 } else if (mailbox_tree_lookup(ctx->tree_ctx, "INBOX") == NULL &&
f0685f6ec951 In non-INBOX namespaces list INBOX if Maildir/cur exists.
Timo Sirainen <tss@iki.fi>
parents: 5842
diff changeset
201 imap_match(glob, "INBOX")) {
f0685f6ec951 In non-INBOX namespaces list INBOX if Maildir/cur exists.
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diff changeset
202 /* see if INBOX exists. */
f0685f6ec951 In non-INBOX namespaces list INBOX if Maildir/cur exists.
Timo Sirainen <tss@iki.fi>
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diff changeset
203 ret = ctx->ctx.list->v.
f0685f6ec951 In non-INBOX namespaces list INBOX if Maildir/cur exists.
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diff changeset
204 iter_is_mailbox(&ctx->ctx, ctx->dir, "",
f0685f6ec951 In non-INBOX namespaces list INBOX if Maildir/cur exists.
Timo Sirainen <tss@iki.fi>
parents: 5842
diff changeset
205 MAILBOX_LIST_FILE_TYPE_UNKNOWN, &flags);
f0685f6ec951 In non-INBOX namespaces list INBOX if Maildir/cur exists.
Timo Sirainen <tss@iki.fi>
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diff changeset
206 if (ret > 0) {
6035
b6fe8568f207 Return INBOX with namespace prefix if we're not in INBOX namespace.
Timo Sirainen <tss@iki.fi>
parents: 6014
diff changeset
207 mailbox_c = t_strconcat(ctx->ctx.list->ns->prefix,
b6fe8568f207 Return INBOX with namespace prefix if we're not in INBOX namespace.
Timo Sirainen <tss@iki.fi>
parents: 6014
diff changeset
208 "INBOX", NULL);
b6fe8568f207 Return INBOX with namespace prefix if we're not in INBOX namespace.
Timo Sirainen <tss@iki.fi>
parents: 6014
diff changeset
209 node = mailbox_tree_get(ctx->tree_ctx, mailbox_c, NULL);
5885
f0685f6ec951 In non-INBOX namespaces list INBOX if Maildir/cur exists.
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diff changeset
210 node->flags = MAILBOX_NOCHILDREN | MAILBOX_MATCHED;
f0685f6ec951 In non-INBOX namespaces list INBOX if Maildir/cur exists.
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diff changeset
211 }
4808
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diff changeset
212 }
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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diff changeset
213 return 0;
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
214 }
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
215
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
216 struct mailbox_list_iterate_context *
6007
cc1f4688a988 Added support for multiple mailbox list patterns.
Timo Sirainen <tss@iki.fi>
parents: 5885
diff changeset
217 maildir_list_iter_init(struct mailbox_list *_list, const char *const *patterns,
4808
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
218 enum mailbox_list_iter_flags flags)
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
219 {
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
220 struct maildir_list_iterate_context *ctx;
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
221 struct imap_match_glob *glob;
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
222 pool_t pool;
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
223
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
224 pool = pool_alloconly_create("maildir_list", 1024);
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
225 ctx = p_new(pool, struct maildir_list_iterate_context, 1);
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
226 ctx->ctx.list = _list;
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
227 ctx->ctx.flags = flags;
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
228 ctx->pool = pool;
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
229 ctx->tree_ctx = mailbox_tree_init(_list->hierarchy_sep);
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
230
6007
cc1f4688a988 Added support for multiple mailbox list patterns.
Timo Sirainen <tss@iki.fi>
parents: 5885
diff changeset
231 glob = imap_match_init_multiple(pool, patterns, TRUE,
cc1f4688a988 Added support for multiple mailbox list patterns.
Timo Sirainen <tss@iki.fi>
parents: 5885
diff changeset
232 _list->hierarchy_sep);
4808
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
233
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
234 ctx->dir = _list->set.root_dir;
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
235
5829
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
236 if ((flags & MAILBOX_LIST_ITER_SELECT_SUBSCRIBED) != 0) {
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
237 /* Listing only subscribed mailboxes.
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
238 Flags are set later if needed. */
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
239 if (mailbox_list_subscriptions_fill(&ctx->ctx, ctx->tree_ctx,
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
240 glob, FALSE) < 0) {
4808
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
241 ctx->ctx.failed = TRUE;
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
242 return &ctx->ctx;
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
243 }
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
244 }
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
245
5829
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
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parents: 5808
diff changeset
246 if ((flags & MAILBOX_LIST_ITER_SELECT_SUBSCRIBED) == 0 ||
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
247 (flags & MAILBOX_LIST_ITER_RETURN_NO_FLAGS) == 0) {
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
248 /* Add/update mailbox list with flags */
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
249 bool update_only =
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
250 (flags & MAILBOX_LIST_ITER_SELECT_SUBSCRIBED) != 0;
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
251
4808
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
252 if (maildir_fill_readdir(ctx, glob, update_only) < 0) {
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
253 ctx->ctx.failed = TRUE;
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
254 return &ctx->ctx;
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
255 }
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
256 }
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
257
5829
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
258 if ((flags & MAILBOX_LIST_ITER_RETURN_SUBSCRIBED) != 0 &&
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
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parents: 5808
diff changeset
259 (flags & MAILBOX_LIST_ITER_SELECT_SUBSCRIBED) == 0) {
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
260 /* we're listing all mailboxes but we want to know
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
261 \Subscribed flags */
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
262 if (mailbox_list_subscriptions_fill(&ctx->ctx, ctx->tree_ctx,
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
263 glob, TRUE) < 0) {
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
264 ctx->ctx.failed = TRUE;
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
265 return &ctx->ctx;
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
266 }
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
267 }
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
268
5547
c03655b70b57 Moved mailbox_tree iteration code from maildir++ to common code, and rewrote
Timo Sirainen <tss@iki.fi>
parents: 5473
diff changeset
269 ctx->tree_iter = mailbox_tree_iterate_init(ctx->tree_ctx, NULL,
5829
1d73153584d2 Mailbox listing API changed to support more features. Used to implement
Timo Sirainen <tss@iki.fi>
parents: 5808
diff changeset
270 MAILBOX_MATCHED);
4808
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
271 return &ctx->ctx;
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
272 }
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
273
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
274 int maildir_list_iter_deinit(struct mailbox_list_iterate_context *_ctx)
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
275 {
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
276 struct maildir_list_iterate_context *ctx =
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
277 (struct maildir_list_iterate_context *)_ctx;
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
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parents:
diff changeset
278 int ret = ctx->ctx.failed ? -1 : 0;
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
279
5547
c03655b70b57 Moved mailbox_tree iteration code from maildir++ to common code, and rewrote
Timo Sirainen <tss@iki.fi>
parents: 5473
diff changeset
280 if (ctx->tree_iter != NULL)
c03655b70b57 Moved mailbox_tree iteration code from maildir++ to common code, and rewrote
Timo Sirainen <tss@iki.fi>
parents: 5473
diff changeset
281 mailbox_tree_iterate_deinit(&ctx->tree_iter);
c03655b70b57 Moved mailbox_tree iteration code from maildir++ to common code, and rewrote
Timo Sirainen <tss@iki.fi>
parents: 5473
diff changeset
282 mailbox_tree_deinit(&ctx->tree_ctx);
6428
7cad076906eb pool_unref() now takes ** pointer.
Timo Sirainen <tss@iki.fi>
parents: 6304
diff changeset
283 pool_unref(&ctx->pool);
4808
93bc9770f938 Initial code for separation of mailbox accessing and directory layout
Timo Sirainen <tss@iki.fi>
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284 return ret;
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285 }
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286
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287 const struct mailbox_info *
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288 maildir_list_iter_next(struct mailbox_list_iterate_context *_ctx)
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289 {
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290 struct maildir_list_iterate_context *ctx =
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291 (struct maildir_list_iterate_context *)_ctx;
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292 struct mailbox_node *node;
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293
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294 if (ctx->ctx.failed)
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295 return NULL;
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296
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297 node = mailbox_tree_iterate_next(ctx->tree_iter, &ctx->info.name);
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298 if (node == NULL)
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299 return NULL;
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300
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301 ctx->info.flags = node->flags;
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302 return &ctx->info;
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303 }