diff options
| -rw-r--r-- | Makefile.local | 1 | ||||
| -rw-r--r-- | lib/notmuch.h | 8 | ||||
| -rw-r--r-- | lib/query.cc | 52 | ||||
| -rw-r--r-- | notmuch-client.h | 3 | ||||
| -rw-r--r-- | notmuch-count.c | 110 | ||||
| -rw-r--r-- | notmuch.c | 11 |
6 files changed, 185 insertions, 0 deletions
diff --git a/Makefile.local b/Makefile.local index 28286597..a3a19dea 100644 --- a/Makefile.local +++ b/Makefile.local @@ -7,6 +7,7 @@ notmuch_client_srcs = \ gmime-filter-reply.c \ notmuch.c \ notmuch-config.c \ + notmuch-count.c \ notmuch-dump.c \ notmuch-new.c \ notmuch-reply.c \ diff --git a/lib/notmuch.h b/lib/notmuch.h index a61cd020..260cc22d 100644 --- a/lib/notmuch.h +++ b/lib/notmuch.h @@ -468,6 +468,14 @@ notmuch_threads_advance (notmuch_threads_t *threads); void notmuch_threads_destroy (notmuch_threads_t *threads); +/* Return an estimate of the number of messages matching a search + * + * This function performs a search and returns Xapian's best + * guess as to number of matching messages. + */ +unsigned +notmuch_query_count_messages (notmuch_query_t *query); + /* Get the thread ID of 'thread'. * * The returned string belongs to 'thread' and as such, should not be diff --git a/lib/query.cc b/lib/query.cc index 86167352..686d75f9 100644 --- a/lib/query.cc +++ b/lib/query.cc @@ -279,3 +279,55 @@ notmuch_threads_destroy (notmuch_threads_t *threads) { talloc_free (threads); } + +unsigned +notmuch_query_count_messages (notmuch_query_t *query) +{ + notmuch_database_t *notmuch = query->notmuch; + const char *query_string = query->query_string; + Xapian::doccount count; + + try { + Xapian::Enquire enquire (*notmuch->xapian_db); + Xapian::Query mail_query (talloc_asprintf (query, "%s%s", + _find_prefix ("type"), + "mail")); + Xapian::Query string_query, final_query; + Xapian::MSet mset; + unsigned int flags = (Xapian::QueryParser::FLAG_BOOLEAN | + Xapian::QueryParser::FLAG_PHRASE | + Xapian::QueryParser::FLAG_LOVEHATE | + Xapian::QueryParser::FLAG_BOOLEAN_ANY_CASE | + Xapian::QueryParser::FLAG_WILDCARD | + Xapian::QueryParser::FLAG_PURE_NOT); + + if (strcmp (query_string, "") == 0) { + final_query = mail_query; + } else { + string_query = notmuch->query_parser-> + parse_query (query_string, flags); + final_query = Xapian::Query (Xapian::Query::OP_AND, + mail_query, string_query); + } + + enquire.set_weighting_scheme(Xapian::BoolWeight()); + enquire.set_docid_order(Xapian::Enquire::ASCENDING); + +#if DEBUG_QUERY + fprintf (stderr, "Final query is:\n%s\n", final_query.get_description().c_str()); +#endif + + enquire.set_query (final_query); + + mset = enquire.get_mset (0, notmuch->xapian_db->get_doccount ()); + + count = mset.get_matches_estimated(); + + } catch (const Xapian::Error &error) { + fprintf (stderr, "A Xapian exception occurred: %s\n", + error.get_msg().c_str()); + fprintf (stderr, "Query string was: %s\n", query->query_string); + } + + return count; +} diff --git a/notmuch-client.h b/notmuch-client.h index 4fe182ee..c04eaeb4 100644 --- a/notmuch-client.h +++ b/notmuch-client.h @@ -93,6 +93,9 @@ chomp_newline (char *str) } int +notmuch_count_command (void *ctx, int argc, char *argv[]); + +int notmuch_dump_command (void *ctx, int argc, char *argv[]); int diff --git a/notmuch-count.c b/notmuch-count.c new file mode 100644 index 00000000..77aa4338 --- /dev/null +++ b/notmuch-count.c @@ -0,0 +1,110 @@ +/* notmuch - Not much of an email program, (just index and search) + * + * Copyright © 2009 Carl Worth + * Copyright © 2009 Keith Packard + * + * 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: Keith Packard <keithp@keithp.com> + */ + +#include "notmuch-client.h" + +int +notmuch_count_command (void *ctx, int argc, char *argv[]) +{ + notmuch_config_t *config; + notmuch_database_t *notmuch; + notmuch_query_t *query; + char *query_str; + int i; +#if 0 + char *opt, *end; + int i, first = 0, max_threads = -1; + notmuch_sort_t sort = NOTMUCH_SORT_NEWEST_FIRST; +#endif + + for (i = 0; i < argc && argv[i][0] == '-'; i++) { + if (strcmp (argv[i], "--") == 0) { + i++; + break; + } +#if 0 + if (STRNCMP_LITERAL (argv[i], "--first=") == 0) { + opt = argv[i] + sizeof ("--first=") - 1; + first = strtoul (opt, &end, 10); + if (*opt == '\0' || *end != '\0') { + fprintf (stderr, "Invalid value for --first: %s\n", opt); + return 1; + } + } else if (STRNCMP_LITERAL (argv[i], "--max-threads=") == 0) { + opt = argv[i] + sizeof ("--max-threads=") - 1; + max_threads = strtoul (opt, &end, 10); + if (*opt == '\0' || *end != '\0') { + fprintf (stderr, "Invalid value for --max-threads: %s\n", opt); + return 1; + } + } else 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 +#endif + { + 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 (ctx, argc, argv); + if (query_str == NULL) { + fprintf (stderr, "Out of memory.\n"); + return 1; + } + if (*query_str == '\0') { + fprintf (stderr, "Error: notmuch count requires at least one count term.\n"); + return 1; + } + + query = notmuch_query_create (notmuch, query_str); + if (query == NULL) { + fprintf (stderr, "Out of memory\n"); + return 1; + } + + printf ("%u\n", notmuch_query_count_messages(query)); + + notmuch_query_destroy (query); + notmuch_database_close (notmuch); + + return 0; +} @@ -187,6 +187,17 @@ command_t commands[] = { "\n" "\t\tSee \"notmuch help search-terms\" for details of the search\n" "\t\tterms syntax." }, + { "count", notmuch_count_command, + "<search-terms> [...]", + "\t\tCount messages matching the search terms.", + "\t\tThe number of matching messages is output to stdout.\n" + "\n" + "\t\tA common use of \"notmuch count\" is to display the count\n" + "\t\tof messages matching both a specific tag and either inbox\n" + "\t\tor unread\n" + "\n" + "\t\tSee \"notmuch help search-terms\" for details of the search\n" + "\t\tterms syntax." }, { "reply", notmuch_reply_command, "<search-terms> [...]", "\t\tConstruct a reply template for a set of messages.", |