1 /* notmuch - Not much of an email program, (just index and search)
3 * Copyright © 2009 Carl Worth
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see http://www.gnu.org/licenses/ .
18 * Author: Carl Worth <cworth@cworth.org>
21 #include "notmuch-client.h"
22 #include "hex-escape.h"
23 #include "string-util.h"
26 database_dump_file (notmuch_database_t *notmuch, FILE *output,
27 const char *query_str, int output_format)
29 notmuch_query_t *query;
30 notmuch_messages_t *messages;
31 notmuch_message_t *message;
37 query = notmuch_query_create (notmuch, query_str);
39 fprintf (stderr, "Out of memory\n");
42 /* Don't ask xapian to sort by Message-ID. Xapian optimizes returning the
43 * first results quickly at the expense of total time.
45 notmuch_query_set_sort (query, NOTMUCH_SORT_UNSORTED);
48 size_t buffer_size = 0;
50 for (messages = notmuch_query_search_messages (query);
51 notmuch_messages_valid (messages);
52 notmuch_messages_move_to_next (messages)) {
54 const char *message_id;
56 message = notmuch_messages_get (messages);
57 message_id = notmuch_message_get_message_id (message);
59 if (output_format == DUMP_FORMAT_BATCH_TAG &&
60 strchr (message_id, '\n')) {
61 /* This will produce a line break in the output, which
62 * would be difficult to handle in tools. However, it's
63 * also impossible to produce an email containing a line
64 * break in a message ID because of unfolding, so we can
65 * safely disallow it. */
66 fprintf (stderr, "Warning: skipping message id containing line break: \"%s\"\n", message_id);
67 notmuch_message_destroy (message);
71 if (output_format == DUMP_FORMAT_SUP) {
72 fprintf (output, "%s (", message_id);
75 for (tags = notmuch_message_get_tags (message);
76 notmuch_tags_valid (tags);
77 notmuch_tags_move_to_next (tags)) {
78 const char *tag_str = notmuch_tags_get (tags);
85 if (output_format == DUMP_FORMAT_SUP) {
86 fputs (tag_str, output);
88 if (hex_encode (notmuch, tag_str,
89 &buffer, &buffer_size) != HEX_SUCCESS) {
90 fprintf (stderr, "Error: failed to hex-encode tag %s\n",
94 fprintf (output, "+%s", buffer);
98 if (output_format == DUMP_FORMAT_SUP) {
99 fputs (")\n", output);
101 if (make_boolean_term (notmuch, "id", message_id,
102 &buffer, &buffer_size)) {
103 fprintf (stderr, "Error quoting message id %s: %s\n",
104 message_id, strerror (errno));
107 fprintf (output, " -- %s\n", buffer);
110 notmuch_message_destroy (message);
113 notmuch_query_destroy (query);
118 /* Dump database into output_file_name if it's non-NULL, stdout
122 notmuch_database_dump (notmuch_database_t *notmuch,
123 const char *output_file_name,
124 const char *query_str, dump_format_t output_format)
126 FILE *output = stdout;
129 if (output_file_name) {
130 output = fopen (output_file_name, "w");
131 if (output == NULL) {
132 fprintf (stderr, "Error opening %s for writing: %s\n",
133 output_file_name, strerror (errno));
138 ret = database_dump_file (notmuch, output, query_str, output_format);
140 if (output != stdout)
147 notmuch_dump_command (notmuch_config_t *config, int argc, char *argv[])
149 notmuch_database_t *notmuch;
150 const char *query_str = NULL;
153 if (notmuch_database_open (notmuch_config_get_database_path (config),
154 NOTMUCH_DATABASE_MODE_READ_ONLY, ¬much))
157 char *output_file_name = NULL;
160 int output_format = DUMP_FORMAT_BATCH_TAG;
162 notmuch_opt_desc_t options[] = {
163 { NOTMUCH_OPT_KEYWORD, &output_format, "format", 'f',
164 (notmuch_keyword_t []){ { "sup", DUMP_FORMAT_SUP },
165 { "batch-tag", DUMP_FORMAT_BATCH_TAG },
167 { NOTMUCH_OPT_STRING, &output_file_name, "output", 'o', 0 },
171 opt_index = parse_arguments (argc, argv, options, 1);
175 if (opt_index < argc) {
176 query_str = query_string_from_args (notmuch, argc - opt_index, argv + opt_index);
177 if (query_str == NULL) {
178 fprintf (stderr, "Out of memory.\n");
183 ret = notmuch_database_dump (notmuch, output_file_name, query_str,
186 notmuch_database_destroy (notmuch);