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/* notmuch - Not much of an email program, (just index and search)
*
* Copyright © 2009 Carl Worth
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://www.gnu.org/licenses/ .
*
* Author: Carl Worth <cworth@cworth.org>
*/
#include "notmuch-client.h"
typedef enum {
OUTPUT_SUMMARY,
OUTPUT_THREADS,
OUTPUT_MESSAGES,
OUTPUT_FILES,
OUTPUT_TAGS
} output_t;
typedef struct search_format {
const char *results_start;
const char *item_start;
void (*item_id) (const void *ctx,
const char *item_type,
const char *item_id);
void (*thread_summary) (const void *ctx,
const char *thread_id,
const time_t date,
const int matched,
const int total,
const char *authors,
const char *subject);
const char *tag_start;
const char *tag;
const char *tag_sep;
const char *tag_end;
const char *item_sep;
const char *item_end;
const char *results_end;
} search_format_t;
static void
format_item_id_text (const void *ctx,
const char *item_type,
const char *item_id);
static void
format_thread_text (const void *ctx,
const char *thread_id,
const time_t date,
const int matched,
const int total,
const char *authors,
const char *subject);
static const search_format_t format_text = {
"",
"",
format_item_id_text,
format_thread_text,
" (",
"%s", " ",
")", "\n",
"",
"",
};
static void
format_item_id_json (const void *ctx,
const char *item_type,
const char *item_id);
static void
format_thread_json (const void *ctx,
const char *thread_id,
const time_t date,
const int matched,
const int total,
const char *authors,
const char *subject);
static const search_format_t format_json = {
"[",
"{",
format_item_id_json,
format_thread_json,
"\"tags\": [",
"\"%s\"", ", ",
"]", ",\n",
"}",
"]\n",
};
static void
format_item_id_text (unused (const void *ctx),
const char *item_type,
const char *item_id)
{
printf ("%s%s", item_type, item_id);
}
static void
format_thread_text (const void *ctx,
const char *thread_id,
const time_t date,
const int matched,
const int total,
const char *authors,
const char *subject)
{
printf ("thread:%s %12s [%d/%d] %s; %s",
thread_id,
notmuch_time_relative_date (ctx, date),
matched,
total,
authors,
subject);
}
static void
format_item_id_json (const void *ctx,
unused (const char *item_type),
const char *item_id)
{
void *ctx_quote = talloc_new (ctx);
printf ("%s", json_quote_str (ctx_quote, item_id));
talloc_free (ctx_quote);
}
static void
format_thread_json (const void *ctx,
const char *thread_id,
const time_t date,
const int matched,
const int total,
const char *authors,
const char *subject)
{
void *ctx_quote = talloc_new (ctx);
printf ("\"thread\": %s,\n"
"\"timestamp\": %ld,\n"
"\"matched\": %d,\n"
"\"total\": %d,\n"
"\"authors\": %s,\n"
"\"subject\": %s,\n",
json_quote_str (ctx_quote, thread_id),
date,
matched,
total,
json_quote_str (ctx_quote, authors),
json_quote_str (ctx_quote, subject));
talloc_free (ctx_quote);
}
static int
do_search_threads (const search_format_t *format,
notmuch_query_t *query,
notmuch_sort_t sort,
output_t output)
{
notmuch_thread_t *thread;
notmuch_threads_t *threads;
notmuch_tags_t *tags;
time_t date;
int first_thread = 1;
threads = notmuch_query_search_threads (query);
if (threads == NULL)
return 1;
fputs (format->results_start, stdout);
for (;
notmuch_threads_valid (threads);
notmuch_threads_move_to_next (threads))
{
int first_tag = 1;
if (! first_thread)
fputs (format->item_sep, stdout);
thread = notmuch_threads_get (threads);
if (output == OUTPUT_THREADS) {
format->item_id (thread, "thread:",
notmuch_thread_get_thread_id (thread));
} else { /* output == OUTPUT_SUMMARY */
fputs (format->item_start, stdout);
if (sort == NOTMUCH_SORT_OLDEST_FIRST)
date = notmuch_thread_get_oldest_date (thread);
else
date = notmuch_thread_get_newest_date (thread);
format->thread_summary (thread,
notmuch_thread_get_thread_id (thread),
date,
notmuch_thread_get_matched_messages (thread),
notmuch_thread_get_total_messages (thread),
notmuch_thread_get_authors (thread),
notmuch_thread_get_subject (thread));
fputs (format->tag_start, stdout);
for (tags = notmuch_thread_get_tags (thread);
notmuch_tags_valid (tags);
notmuch_tags_move_to_next (tags))
{
if (! first_tag)
fputs (format->tag_sep, stdout);
printf (format->tag, notmuch_tags_get (tags));
first_tag = 0;
}
fputs (format->tag_end, stdout);
fputs (format->item_end, stdout);
}
first_thread = 0;
notmuch_thread_destroy (thread);
}
fputs (format->results_end, stdout);
return 0;
}
static int
do_search_messages (const search_format_t *format,
notmuch_query_t *query,
output_t output)
{
notmuch_message_t *message;
notmuch_messages_t *messages;
int first_message = 1;
messages = notmuch_query_search_messages (query);
if (messages == NULL)
return 1;
fputs (format->results_start, stdout);
for (;
notmuch_messages_valid (messages);
notmuch_messages_move_to_next (messages))
{
message = notmuch_messages_get (messages);
if (! first_message)
fputs (format->item_sep, stdout);
if (output == OUTPUT_FILES) {
format->item_id (message, "",
notmuch_message_get_filename (message));
} else { /* output == OUTPUT_MESSAGES */
format->item_id (message, "id:",
notmuch_message_get_message_id (message));
}
first_message = 0;
notmuch_message_destroy (message);
}
notmuch_messages_destroy (messages);
fputs (format->results_end, stdout);
return 0;
}
static int
do_search_tags (notmuch_database_t *notmuch,
const search_format_t *format,
notmuch_query_t *query)
{
notmuch_messages_t *messages = NULL;
notmuch_tags_t *tags;
const char *tag;
int first_tag = 1;
/* Special-case query of "*" for better performance. */
if (strcmp (notmuch_query_get_query_string (query), "*") == 0) {
tags = notmuch_database_get_all_tags (notmuch);
} else {
messages = notmuch_query_search_messages (query);
if (messages == NULL)
return 1;
tags = notmuch_messages_collect_tags (messages);
}
if (tags == NULL)
return 1;
fputs (format->results_start, stdout);
for (;
notmuch_tags_valid (tags);
notmuch_tags_move_to_next (tags))
{
tag = notmuch_tags_get (tags);
if (! first_tag)
fputs (format->item_sep, stdout);
format->item_id (tags, "", tag);
first_tag = 0;
}
notmuch_tags_destroy (tags);
if (messages)
notmuch_messages_destroy (messages);
fputs (format->results_end, stdout);
return 0;
}
int
notmuch_search_command (void *ctx, int argc, char *argv[])
{
notmuch_config_t *config;
notmuch_database_t *notmuch;
notmuch_query_t *query;
char *query_str;
char *opt;
notmuch_sort_t sort = NOTMUCH_SORT_NEWEST_FIRST;
const search_format_t *format = &format_text;
int i, ret;
output_t output = OUTPUT_SUMMARY;
for (i = 0; i < argc && argv[i][0] == '-'; i++) {
if (strcmp (argv[i], "--") == 0) {
i++;
break;
}
if (STRNCMP_LITERAL (argv[i], "--sort=") == 0) {
opt = argv[i] + sizeof ("--sort=") - 1;
if (strcmp (opt, "oldest-first") == 0) {
sort = NOTMUCH_SORT_OLDEST_FIRST;
} else if (strcmp (opt, "newest-first") == 0) {
sort = NOTMUCH_SORT_NEWEST_FIRST;
} else {
fprintf (stderr, "Invalid value for --sort: %s\n", opt);
return 1;
}
} else if (STRNCMP_LITERAL (argv[i], "--format=") == 0) {
opt = argv[i] + sizeof ("--format=") - 1;
if (strcmp (opt, "text") == 0) {
format = &format_text;
} else if (strcmp (opt, "json") == 0) {
format = &format_json;
} else {
fprintf (stderr, "Invalid value for --format: %s\n", opt);
return 1;
}
} else if (STRNCMP_LITERAL (argv[i], "--output=") == 0) {
opt = argv[i] + sizeof ("--output=") - 1;
if (strcmp (opt, "summary") == 0) {
output = OUTPUT_SUMMARY;
} else if (strcmp (opt, "threads") == 0) {
output = OUTPUT_THREADS;
} else if (strcmp (opt, "messages") == 0) {
output = OUTPUT_MESSAGES;
} else if (strcmp (opt, "files") == 0) {
output = OUTPUT_FILES;
} else if (strcmp (opt, "tags") == 0) {
output = OUTPUT_TAGS;
} else {
fprintf (stderr, "Invalid value for --output: %s\n", opt);
return 1;
}
} else {
fprintf (stderr, "Unrecognized option: %s\n", argv[i]);
return 1;
}
}
argc -= i;
argv += i;
config = notmuch_config_open (ctx, NULL, NULL);
if (config == NULL)
return 1;
notmuch = notmuch_database_open (notmuch_config_get_database_path (config),
NOTMUCH_DATABASE_MODE_READ_ONLY);
if (notmuch == NULL)
return 1;
query_str = query_string_from_args (notmuch, argc, argv);
if (query_str == NULL) {
fprintf (stderr, "Out of memory.\n");
return 1;
}
if (*query_str == '\0') {
fprintf (stderr, "Error: notmuch search requires at least one search term.\n");
return 1;
}
query = notmuch_query_create (notmuch, query_str);
if (query == NULL) {
fprintf (stderr, "Out of memory\n");
return 1;
}
notmuch_query_set_sort (query, sort);
switch (output) {
default:
case OUTPUT_SUMMARY:
case OUTPUT_THREADS:
ret = do_search_threads (format, query, sort, output);
break;
case OUTPUT_MESSAGES:
case OUTPUT_FILES:
ret = do_search_messages (format, query, output);
break;
case OUTPUT_TAGS:
ret = do_search_tags (notmuch, format, query);
break;
}
notmuch_query_destroy (query);
notmuch_database_close (notmuch);
return ret;
}