*
* SUBJECT: The value of the "Subject" header
*
+ * LAST_MOD: The revision number as of the last tag or
+ * filename change.
+ *
* In addition, terms from the content of the message are added with
* "from", "to", "attachment", and "subject" prefixes for use by the
* user in searching. Similarly, terms from the path of the mail
* them. */
{ NOTMUCH_FEATURE_INDEXED_MIMETYPES,
"indexed MIME types", "w"},
+ { NOTMUCH_FEATURE_LAST_MOD,
+ "modification tracking", "w"},
};
const char *
goto DONE;
}
+ if (path[0] != '/') {
+ message = strdup ("Error: Database path must be absolute.\n");
+ status = NOTMUCH_STATUS_PATH_ERROR;
+ goto DONE;
+ }
+
err = stat (path, &st);
if (err) {
IGNORE_RESULT (asprintf (&message, "Error: Cannot create database at %s: %s.\n",
return NOTMUCH_STATUS_SUCCESS;
}
+/* Allocate a revision number for the next change. */
+unsigned long
+_notmuch_database_new_revision (notmuch_database_t *notmuch)
+{
+ unsigned long new_revision = notmuch->revision + 1;
+
+ /* If we're in an atomic section, hold off on updating the
+ * committed revision number until we commit the atomic section.
+ */
+ if (notmuch->atomic_nesting)
+ notmuch->atomic_dirty = TRUE;
+ else
+ notmuch->revision = new_revision;
+
+ return new_revision;
+}
+
/* Parse a database features string from the given database version.
* Returns the feature bit set.
*
goto DONE;
}
+ if (path[0] != '/') {
+ message = strdup ("Error: Database path must be absolute.\n");
+ status = NOTMUCH_STATUS_PATH_ERROR;
+ goto DONE;
+ }
+
if (! (notmuch_path = talloc_asprintf (local, "%s/%s", path, ".notmuch"))) {
message = strdup ("Out of memory\n");
status = NOTMUCH_STATUS_OUT_OF_MEMORY;
notmuch->atomic_nesting = 0;
try {
string last_thread_id;
+ string last_mod;
if (mode == NOTMUCH_DATABASE_MODE_READ_WRITE) {
notmuch->xapian_db = new Xapian::WritableDatabase (xapian_path,
INTERNAL_ERROR ("Malformed database last_thread_id: %s", str);
}
+ /* Get current highest revision number. */
+ last_mod = notmuch->xapian_db->get_value_upper_bound (
+ NOTMUCH_VALUE_LAST_MOD);
+ if (last_mod.empty ())
+ notmuch->revision = 0;
+ else
+ notmuch->revision = Xapian::sortable_unserialise (last_mod);
+ notmuch->uuid = talloc_strdup (
+ notmuch, notmuch->xapian_db->get_uuid ().c_str ());
+
notmuch->query_parser = new Xapian::QueryParser;
notmuch->term_gen = new Xapian::TermGenerator;
notmuch->term_gen->set_stemmer (Xapian::Stem ("english"));
notmuch->value_range_processor = new Xapian::NumberValueRangeProcessor (NOTMUCH_VALUE_TIMESTAMP);
notmuch->date_range_processor = new ParseTimeValueRangeProcessor (NOTMUCH_VALUE_TIMESTAMP);
+#if HAVE_XAPIAN_FIELD_PROCESSOR
+ /* This currently relies on the query parser to pass anything
+ * with a .. to the range processor */
+ notmuch->date_field_processor = new DateFieldProcessor();
+ notmuch->query_parser->add_boolean_prefix("date", notmuch->date_field_processor);
+#endif
+ notmuch->last_mod_range_processor = new Xapian::NumberValueRangeProcessor (NOTMUCH_VALUE_LAST_MOD, "lastmod:");
notmuch->query_parser->set_default_op (Xapian::Query::OP_AND);
notmuch->query_parser->set_database (*notmuch->xapian_db);
notmuch->query_parser->set_stemming_strategy (Xapian::QueryParser::STEM_SOME);
notmuch->query_parser->add_valuerangeprocessor (notmuch->value_range_processor);
notmuch->query_parser->add_valuerangeprocessor (notmuch->date_range_processor);
+ notmuch->query_parser->add_valuerangeprocessor (notmuch->last_mod_range_processor);
for (i = 0; i < ARRAY_SIZE (BOOLEAN_PREFIX_EXTERNAL); i++) {
prefix_t *prefix = &BOOLEAN_PREFIX_EXTERNAL[i];
notmuch->value_range_processor = NULL;
delete notmuch->date_range_processor;
notmuch->date_range_processor = NULL;
+ delete notmuch->last_mod_range_processor;
+ notmuch->last_mod_range_processor = NULL;
return status;
}
enum _notmuch_features target_features, new_features;
notmuch_status_t status;
notmuch_private_status_t private_status;
+ notmuch_query_t *query = NULL;
unsigned int count = 0, total = 0;
status = _notmuch_database_ensure_writable (notmuch);
/* Figure out how much total work we need to do. */
if (new_features &
- (NOTMUCH_FEATURE_FILE_TERMS | NOTMUCH_FEATURE_BOOL_FOLDER)) {
- notmuch_query_t *query = notmuch_query_create (notmuch, "");
- total += notmuch_query_count_messages (query);
+ (NOTMUCH_FEATURE_FILE_TERMS | NOTMUCH_FEATURE_BOOL_FOLDER |
+ NOTMUCH_FEATURE_LAST_MOD)) {
+ query = notmuch_query_create (notmuch, "");
+ unsigned msg_count;
+
+ status = notmuch_query_count_messages_st (query, &msg_count);
+ if (status)
+ goto DONE;
+
+ total += msg_count;
notmuch_query_destroy (query);
+ query = NULL;
}
if (new_features & NOTMUCH_FEATURE_DIRECTORY_DOCS) {
t_end = db->allterms_end ("XTIMESTAMP");
/* Perform per-message upgrades. */
if (new_features &
- (NOTMUCH_FEATURE_FILE_TERMS | NOTMUCH_FEATURE_BOOL_FOLDER)) {
- notmuch_query_t *query = notmuch_query_create (notmuch, "");
+ (NOTMUCH_FEATURE_FILE_TERMS | NOTMUCH_FEATURE_BOOL_FOLDER |
+ NOTMUCH_FEATURE_LAST_MOD)) {
notmuch_messages_t *messages;
notmuch_message_t *message;
char *filename;
- for (messages = notmuch_query_search_messages (query);
+ query = notmuch_query_create (notmuch, "");
+
+ status = notmuch_query_search_messages_st (query, &messages);
+ if (status)
+ goto DONE;
+ for (;
notmuch_messages_valid (messages);
notmuch_messages_move_to_next (messages))
{
if (new_features & NOTMUCH_FEATURE_BOOL_FOLDER)
_notmuch_message_upgrade_folder (message);
+ /* Prior to NOTMUCH_FEATURE_LAST_MOD, messages did not
+ * track modification revisions. Give all messages the
+ * next available revision; since we just started tracking
+ * revisions for this database, that will be 1.
+ */
+ if (new_features & NOTMUCH_FEATURE_LAST_MOD)
+ _notmuch_message_upgrade_last_mod (message);
+
_notmuch_message_sync (message);
notmuch_message_destroy (message);
}
notmuch_query_destroy (query);
+ query = NULL;
}
/* Perform per-directory upgrades. */
sigaction (SIGALRM, &action, NULL);
}
+ if (query)
+ notmuch_query_destroy (query);
+
talloc_free (local);
return status;
}
notmuch->atomic_nesting > 0)
goto DONE;
+ if (notmuch_database_needs_upgrade(notmuch))
+ return NOTMUCH_STATUS_UPGRADE_REQUIRED;
+
try {
(static_cast <Xapian::WritableDatabase *> (notmuch->xapian_db))->begin_transaction (false);
} catch (const Xapian::Error &error) {
return NOTMUCH_STATUS_XAPIAN_EXCEPTION;
}
+ if (notmuch->atomic_dirty) {
+ ++notmuch->revision;
+ notmuch->atomic_dirty = FALSE;
+ }
+
DONE:
notmuch->atomic_nesting--;
return NOTMUCH_STATUS_SUCCESS;
}
+unsigned long
+notmuch_database_get_revision (notmuch_database_t *notmuch,
+ const char **uuid)
+{
+ if (uuid)
+ *uuid = notmuch->uuid;
+ return notmuch->revision;
+}
+
/* We allow the user to use arbitrarily long paths for directories. But
* we have a term-length limit. So if we exceed that, we'll use the
* SHA-1 of the path for the database term.
slash = path + strlen (path) - 1;
/* First, skip trailing slashes. */
- while (slash != path) {
- if (*slash != '/')
- break;
-
+ while (slash != path && *slash == '/')
--slash;
- }
/* Then, find a slash. */
- while (slash != path) {
- if (*slash == '/')
- break;
-
+ while (slash != path && *slash != '/') {
if (basename)
*basename = slash;
}
/* Finally, skip multiple slashes. */
- while (slash != path) {
- if (*slash != '/')
- break;
-
+ while (slash != path && *(slash - 1) == '/')
--slash;
- }
if (slash == path) {
if (directory)
*basename = path;
} else {
if (directory)
- *directory = talloc_strndup (ctx, path, slash - path + 1);
+ *directory = talloc_strndup (ctx, path, slash - path);
}
return NOTMUCH_STATUS_SUCCESS;
}
const char *
-notmuch_database_status_string (notmuch_database_t *notmuch)
+notmuch_database_status_string (const notmuch_database_t *notmuch)
{
return notmuch->status_string;
}