SEXP_FLAG_WILDCARD = 1 << 3,
SEXP_FLAG_REGEX = 1 << 4,
SEXP_FLAG_DO_REGEX = 1 << 5,
+ SEXP_FLAG_EXPAND = 1 << 6,
+ SEXP_FLAG_DO_EXPAND = 1 << 7,
+ SEXP_FLAG_ORPHAN = 1 << 8,
} _sexp_flag_t;
/*
{ "and", Xapian::Query::OP_AND, Xapian::Query::MatchAll,
SEXP_FLAG_NONE },
{ "attachment", Xapian::Query::OP_AND, Xapian::Query::MatchAll,
- SEXP_FLAG_FIELD | SEXP_FLAG_WILDCARD },
+ SEXP_FLAG_FIELD | SEXP_FLAG_WILDCARD | SEXP_FLAG_EXPAND },
{ "body", Xapian::Query::OP_AND, Xapian::Query::MatchAll,
SEXP_FLAG_FIELD },
{ "from", Xapian::Query::OP_AND, Xapian::Query::MatchAll,
- SEXP_FLAG_FIELD | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX },
+ SEXP_FLAG_FIELD | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX | SEXP_FLAG_EXPAND },
{ "folder", Xapian::Query::OP_OR, Xapian::Query::MatchNothing,
- SEXP_FLAG_FIELD | SEXP_FLAG_BOOLEAN | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX },
+ SEXP_FLAG_FIELD | SEXP_FLAG_BOOLEAN | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX | SEXP_FLAG_EXPAND },
{ "id", Xapian::Query::OP_OR, Xapian::Query::MatchNothing,
SEXP_FLAG_FIELD | SEXP_FLAG_BOOLEAN | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX },
+ { "infix", Xapian::Query::OP_INVALID, Xapian::Query::MatchAll,
+ SEXP_FLAG_SINGLE | SEXP_FLAG_ORPHAN },
{ "is", Xapian::Query::OP_AND, Xapian::Query::MatchAll,
- SEXP_FLAG_FIELD | SEXP_FLAG_BOOLEAN | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX },
+ SEXP_FLAG_FIELD | SEXP_FLAG_BOOLEAN | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX | SEXP_FLAG_EXPAND },
+ { "matching", Xapian::Query::OP_AND, Xapian::Query::MatchAll,
+ SEXP_FLAG_DO_EXPAND },
{ "mid", Xapian::Query::OP_OR, Xapian::Query::MatchNothing,
SEXP_FLAG_FIELD | SEXP_FLAG_BOOLEAN | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX },
{ "mimetype", Xapian::Query::OP_AND, Xapian::Query::MatchAll,
- SEXP_FLAG_FIELD | SEXP_FLAG_WILDCARD },
+ SEXP_FLAG_FIELD | SEXP_FLAG_WILDCARD | SEXP_FLAG_EXPAND },
{ "not", Xapian::Query::OP_AND_NOT, Xapian::Query::MatchAll,
SEXP_FLAG_NONE },
+ { "of", Xapian::Query::OP_AND, Xapian::Query::MatchAll,
+ SEXP_FLAG_DO_EXPAND },
{ "or", Xapian::Query::OP_OR, Xapian::Query::MatchNothing,
SEXP_FLAG_NONE },
{ "path", Xapian::Query::OP_OR, Xapian::Query::MatchNothing,
SEXP_FLAG_FIELD | SEXP_FLAG_BOOLEAN | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX },
{ "property", Xapian::Query::OP_AND, Xapian::Query::MatchAll,
- SEXP_FLAG_FIELD | SEXP_FLAG_BOOLEAN | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX },
+ SEXP_FLAG_FIELD | SEXP_FLAG_BOOLEAN | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX | SEXP_FLAG_EXPAND },
+ { "query", Xapian::Query::OP_INVALID, Xapian::Query::MatchNothing,
+ SEXP_FLAG_SINGLE | SEXP_FLAG_ORPHAN },
{ "regex", Xapian::Query::OP_INVALID, Xapian::Query::MatchAll,
SEXP_FLAG_SINGLE | SEXP_FLAG_DO_REGEX },
{ "rx", Xapian::Query::OP_INVALID, Xapian::Query::MatchAll,
{ "starts-with", Xapian::Query::OP_WILDCARD, Xapian::Query::MatchAll,
SEXP_FLAG_SINGLE },
{ "subject", Xapian::Query::OP_AND, Xapian::Query::MatchAll,
- SEXP_FLAG_FIELD | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX },
+ SEXP_FLAG_FIELD | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX | SEXP_FLAG_EXPAND },
{ "tag", Xapian::Query::OP_AND, Xapian::Query::MatchAll,
- SEXP_FLAG_FIELD | SEXP_FLAG_BOOLEAN | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX },
+ SEXP_FLAG_FIELD | SEXP_FLAG_BOOLEAN | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX | SEXP_FLAG_EXPAND },
{ "thread", Xapian::Query::OP_OR, Xapian::Query::MatchNothing,
- SEXP_FLAG_FIELD | SEXP_FLAG_BOOLEAN | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX },
+ SEXP_FLAG_FIELD | SEXP_FLAG_BOOLEAN | SEXP_FLAG_WILDCARD | SEXP_FLAG_REGEX | SEXP_FLAG_EXPAND },
{ "to", Xapian::Query::OP_AND, Xapian::Query::MatchAll,
- SEXP_FLAG_FIELD | SEXP_FLAG_WILDCARD },
+ SEXP_FLAG_FIELD | SEXP_FLAG_WILDCARD | SEXP_FLAG_EXPAND },
{ }
};
Xapian::Query &output)
{
- std::string term_prefix = parent ? _find_prefix (parent->name) : "";
+ std::string term_prefix = parent ? _notmuch_database_prefix (notmuch, parent->name) : "";
if (parent && ! (parent->flags & SEXP_FLAG_WILDCARD)) {
_notmuch_database_log (notmuch, "'%s' does not support wildcard queries\n", parent->name);
val, output, msg);
}
+
+static notmuch_status_t
+_sexp_expand_query (notmuch_database_t *notmuch,
+ const _sexp_prefix_t *prefix, const _sexp_prefix_t *parent,
+ const sexp_t *sx, Xapian::Query &output)
+{
+ Xapian::Query subquery;
+ notmuch_status_t status;
+ std::string msg;
+
+ if (! (parent->flags & SEXP_FLAG_EXPAND)) {
+ _notmuch_database_log (notmuch, "'%s' unsupported inside '%s'\n", prefix->name, parent->name);
+ return NOTMUCH_STATUS_BAD_QUERY_SYNTAX;
+ }
+
+ status = _sexp_combine_query (notmuch, NULL, prefix->xapian_op, prefix->initial, sx, subquery);
+ if (status)
+ return status;
+
+ status = _notmuch_query_expand (notmuch, parent->name, subquery, output, msg);
+ if (status) {
+ _notmuch_database_log (notmuch, "error expanding query %s\n", msg.c_str ());
+ }
+ return status;
+}
+
+static notmuch_status_t
+_sexp_parse_infix (notmuch_database_t *notmuch, const sexp_t *sx, Xapian::Query &output)
+{
+ try {
+ output = notmuch->query_parser->parse_query (sx->val, NOTMUCH_QUERY_PARSER_FLAGS);
+ } catch (const Xapian::QueryParserError &error) {
+ _notmuch_database_log (notmuch, "Syntax error in infix query: %s\n", sx->val);
+ return NOTMUCH_STATUS_BAD_QUERY_SYNTAX;
+ } catch (const Xapian::Error &error) {
+ if (! notmuch->exception_reported) {
+ _notmuch_database_log (notmuch,
+ "A Xapian exception occurred parsing query: %s\n",
+ error.get_msg ().c_str ());
+ _notmuch_database_log_append (notmuch,
+ "Query string was: %s\n",
+ sx->val);
+ notmuch->exception_reported = true;
+ return NOTMUCH_STATUS_XAPIAN_EXCEPTION;
+ }
+ }
+ return NOTMUCH_STATUS_SUCCESS;
+}
+
+static notmuch_status_t
+_sexp_parse_header (notmuch_database_t *notmuch, const _sexp_prefix_t *parent,
+ const sexp_t *sx, Xapian::Query &output)
+{
+ _sexp_prefix_t user_prefix;
+
+ user_prefix.name = sx->list->val;
+ user_prefix.flags = SEXP_FLAG_FIELD | SEXP_FLAG_WILDCARD;
+
+ if (parent) {
+ _notmuch_database_log (notmuch, "nested field: '%s' inside '%s'\n",
+ sx->list->val, parent->name);
+ return NOTMUCH_STATUS_BAD_QUERY_SYNTAX;
+ }
+
+ parent = &user_prefix;
+
+ return _sexp_combine_query (notmuch, parent, Xapian::Query::OP_AND, Xapian::Query::MatchAll,
+ sx->list->next, output);
+}
+
/* Here we expect the s-expression to be a proper list, with first
* element defining and operation, or as a special case the empty
* list */
Xapian::Query &output)
{
if (sx->ty == SEXP_VALUE) {
- std::string term_prefix = parent ? _find_prefix (parent->name) : "";
+ std::string term_prefix = parent ? _notmuch_database_prefix (notmuch, parent->name) : "";
if (sx->aty == SEXP_BASIC && strcmp (sx->val, "*") == 0) {
return _sexp_parse_wildcard (notmuch, parent, "", output);
output = Xapian::Query (term_prefix + sx->val);
return NOTMUCH_STATUS_SUCCESS;
}
+
if (parent) {
return _sexp_parse_one_term (notmuch, term_prefix, sx, output);
} else {
if (prefix->flags & SEXP_FLAG_FIELD) {
notmuch_status_t status;
Xapian::Query subquery;
- term_prefix = _find_prefix (prefix->name);
+ term_prefix = _notmuch_database_prefix (notmuch, prefix->name);
status = _sexp_parse_one_term (notmuch, term_prefix, sx, subquery);
if (status)
return status;
return NOTMUCH_STATUS_BAD_QUERY_SYNTAX;
}
+ /* Check for user defined field */
+ if (_notmuch_string_map_get (notmuch->user_prefix, sx->list->val)) {
+ return _sexp_parse_header (notmuch, parent, sx, output);
+ }
+
for (_sexp_prefix_t *prefix = prefixes; prefix && prefix->name; prefix++) {
if (strcmp (prefix->name, sx->list->val) == 0) {
if (prefix->flags & SEXP_FLAG_FIELD) {
parent = prefix;
}
+ if (parent && (prefix->flags & SEXP_FLAG_ORPHAN)) {
+ _notmuch_database_log (notmuch, "'%s' not supported inside '%s'\n",
+ prefix->name, parent->name);
+ return NOTMUCH_STATUS_BAD_QUERY_SYNTAX;
+ }
+
if ((prefix->flags & SEXP_FLAG_SINGLE) &&
(! sx->list->next || sx->list->next->next || sx->list->next->ty != SEXP_VALUE)) {
_notmuch_database_log (notmuch, "'%s' expects single atom as argument\n",
return NOTMUCH_STATUS_BAD_QUERY_SYNTAX;
}
+ if (strcmp (prefix->name, "infix") == 0) {
+ return _sexp_parse_infix (notmuch, sx->list->next, output);
+ }
+
+ if (strcmp (prefix->name, "query") == 0) {
+ return _notmuch_query_name_to_query (notmuch, sx->list->next->val, output);
+ }
+
if (prefix->xapian_op == Xapian::Query::OP_WILDCARD)
return _sexp_parse_wildcard (notmuch, parent, sx->list->next->val, output);
return _sexp_parse_regex (notmuch, prefix, parent, sx->list->next->val, output);
}
+ if (prefix->flags & SEXP_FLAG_DO_EXPAND) {
+ return _sexp_expand_query (notmuch, prefix, parent, sx->list->next, output);
+ }
+
return _sexp_combine_query (notmuch, parent, prefix->xapian_op, prefix->initial,
sx->list->next, output);
}
}
_notmuch_database_log (notmuch, "unknown prefix '%s'\n", sx->list->val);
-
return NOTMUCH_STATUS_BAD_QUERY_SYNTAX;
}