+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;
+ const char *results_null;
+} 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",
+ "",
+ "\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);
+
+/* Any changes to the JSON format should be reflected in the file
+ * devel/schemata. */
+static const search_format_t format_json = {
+ "[",
+ "{",
+ format_item_id_json,
+ format_thread_json,
+ "\"tags\": [",
+ "\"%s\"", ", ",
+ "]", ",\n",
+ "}",
+ "]\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 char *
+sanitize_string (const void *ctx, const char *str)
+{
+ char *out, *loop;
+
+ if (NULL == str)
+ return NULL;
+
+ loop = out = talloc_strdup (ctx, str);
+
+ for (; *loop; loop++) {
+ if ((unsigned char)(*loop) < 32)
+ *loop = '?';
+ }
+ return out;
+}
+
+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)
+{
+ void *ctx_quote = talloc_new (ctx);
+
+ printf ("thread:%s %12s [%d/%d] %s; %s",
+ thread_id,
+ notmuch_time_relative_date (ctx, date),
+ matched,
+ total,
+ sanitize_string (ctx_quote, authors),
+ sanitize_string (ctx_quote, subject));
+
+ talloc_free (ctx_quote);
+}
+
+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"
+ "\"date_relative\": \"%s\",\n"
+ "\"matched\": %d,\n"
+ "\"total\": %d,\n"
+ "\"authors\": %s,\n"
+ "\"subject\": %s,\n",
+ json_quote_str (ctx_quote, thread_id),
+ date,
+ notmuch_time_relative_date (ctx, 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,
+ int offset,
+ int limit)
+{
+ notmuch_thread_t *thread;
+ notmuch_threads_t *threads;
+ notmuch_tags_t *tags;
+ time_t date;
+ int first_thread = 1;
+ int i;
+
+ if (offset < 0) {
+ offset += notmuch_query_count_threads (query);
+ if (offset < 0)
+ offset = 0;
+ }
+
+ threads = notmuch_query_search_threads (query);
+ if (threads == NULL)
+ return 1;
+
+ fputs (format->results_start, stdout);
+
+ for (i = 0;
+ notmuch_threads_valid (threads) && (limit < 0 || i < offset + limit);
+ notmuch_threads_move_to_next (threads), i++)
+ {
+ int first_tag = 1;
+
+ thread = notmuch_threads_get (threads);
+
+ if (i < offset) {
+ notmuch_thread_destroy (thread);
+ continue;
+ }
+
+ if (! first_thread)
+ fputs (format->item_sep, stdout);
+
+ 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);
+ }
+
+ if (first_thread)
+ fputs (format->results_null, stdout);
+ else
+ fputs (format->results_end, stdout);
+
+ return 0;
+}
+
+static int
+do_search_messages (const search_format_t *format,
+ notmuch_query_t *query,
+ output_t output,
+ int offset,
+ int limit)
+{
+ notmuch_message_t *message;
+ notmuch_messages_t *messages;
+ notmuch_filenames_t *filenames;
+ int first_message = 1;
+ int i;
+
+ if (offset < 0) {
+ offset += notmuch_query_count_messages (query);
+ if (offset < 0)
+ offset = 0;
+ }
+
+ messages = notmuch_query_search_messages (query);
+ if (messages == NULL)
+ return 1;
+
+ fputs (format->results_start, stdout);
+
+ for (i = 0;
+ notmuch_messages_valid (messages) && (limit < 0 || i < offset + limit);
+ notmuch_messages_move_to_next (messages), i++)
+ {
+ if (i < offset)
+ continue;
+
+ message = notmuch_messages_get (messages);
+
+ if (output == OUTPUT_FILES) {
+ filenames = notmuch_message_get_filenames (message);
+
+ for (;
+ notmuch_filenames_valid (filenames);
+ notmuch_filenames_move_to_next (filenames))
+ {
+ if (! first_message)
+ fputs (format->item_sep, stdout);
+
+ format->item_id (message, "",
+ notmuch_filenames_get (filenames));
+
+ first_message = 0;
+ }
+
+ notmuch_filenames_destroy( filenames );
+
+ } else { /* output == OUTPUT_MESSAGES */
+ if (! first_message)
+ fputs (format->item_sep, stdout);
+
+ format->item_id (message, "id:",
+ notmuch_message_get_message_id (message));
+ first_message = 0;
+ }
+
+ notmuch_message_destroy (message);
+ }
+
+ notmuch_messages_destroy (messages);
+
+ if (first_message)
+ fputs (format->results_null, stdout);
+ else
+ 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;
+
+ /* should the following only special case if no excluded terms
+ * specified? */
+
+ /* 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);
+
+ if (first_tag)
+ fputs (format->results_null, stdout);
+ else
+ fputs (format->results_end, stdout);
+
+ return 0;
+}
+
+enum {
+ EXCLUDE_TRUE,
+ EXCLUDE_FALSE,
+ EXCLUDE_FLAG,
+};
+