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lib: generate actual Xapian query for "*" and ""

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The previous code had the somewhat bizarre effect that the (notmuch
specific) query string was "*" (interpreted as MatchAll) and the
allegedly parsed xapian_query was "MatchNothing".

This commit also reduces code duplication.
This commit is contained in:
David Bremner 2021-08-24 08:17:30 -07:00
parent 1870b3ae4b
commit c62f3f77a7
1 changed files with 14 additions and 20 deletions
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34
lib/query.cc
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@ -182,11 +182,16 @@ static notmuch_status_t
_notmuch_query_ensure_parsed_xapian (notmuch_query_t *query)
{
try {
query->xapian_query =
query->notmuch->query_parser->
parse_query (query->query_string, NOTMUCH_QUERY_PARSER_FLAGS);
if (strcmp (query->query_string, "") == 0 ||
strcmp (query->query_string, "*") == 0) {
query->xapian_query = Xapian::Query::MatchAll;
} else {
query->xapian_query =
query->notmuch->query_parser->
parse_query (query->query_string, NOTMUCH_QUERY_PARSER_FLAGS);
_notmuch_query_cache_terms (query);
_notmuch_query_cache_terms (query);
}
query->parsed = true;
} catch (const Xapian::Error &error) {
@ -331,7 +336,6 @@ _notmuch_query_search_documents (notmuch_query_t *query,
notmuch_messages_t **out)
{
notmuch_database_t *notmuch = query->notmuch;
const char *query_string = query->query_string;
notmuch_mset_messages_t *messages;
notmuch_status_t status;
@ -361,13 +365,9 @@ _notmuch_query_search_documents (notmuch_query_t *query,
Xapian::MSet mset;
Xapian::MSetIterator iterator;
if (strcmp (query_string, "") == 0 ||
strcmp (query_string, "*") == 0) {
final_query = mail_query;
} else {
final_query = Xapian::Query (Xapian::Query::OP_AND,
mail_query, query->xapian_query);
}
final_query = Xapian::Query (Xapian::Query::OP_AND,
mail_query, query->xapian_query);
messages->base.excluded_doc_ids = NULL;
if ((query->omit_excluded != NOTMUCH_EXCLUDE_FALSE) && (query->exclude_terms)) {
@ -688,7 +688,6 @@ notmuch_status_t
_notmuch_query_count_documents (notmuch_query_t *query, const char *type, unsigned *count_out)
{
notmuch_database_t *notmuch = query->notmuch;
const char *query_string = query->query_string;
Xapian::doccount count = 0;
notmuch_status_t status;
@ -704,13 +703,8 @@ _notmuch_query_count_documents (notmuch_query_t *query, const char *type, unsign
Xapian::Query final_query, exclude_query;
Xapian::MSet mset;
if (strcmp (query_string, "") == 0 ||
strcmp (query_string, "*") == 0) {
final_query = mail_query;
} else {
final_query = Xapian::Query (Xapian::Query::OP_AND,
mail_query, query->xapian_query);
}
final_query = Xapian::Query (Xapian::Query::OP_AND,
mail_query, query->xapian_query);
exclude_query = _notmuch_exclude_tags (query);