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* mu-query-xapian.{cc,h}: add batch param, add documentation, cosmetics

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This commit is contained in:
Dirk-Jan C. Binnema
2010-01-24 00:51:17 +02:00
parent 74b2cc5e69
commit 0a90c0e350
2 changed files with 19 additions and 10 deletions
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15
src/mu-query-xapian.cc
View File

@ -169,13 +169,14 @@ mu_query_xapian_destroy (MuQueryXapian *self)
MuMsgIterXapian* MuMsgIterXapian*
mu_query_xapian_run (MuQueryXapian *self, const char* searchexpr, mu_query_xapian_run (MuQueryXapian *self, const char* searchexpr,
const MuMsgField* sortfield, gboolean ascending) const MuMsgField* sortfield, gboolean ascending,
size_t batchsize)
{ {
g_return_val_if_fail (self, NULL); g_return_val_if_fail (self, NULL);
g_return_val_if_fail (searchexpr, NULL); g_return_val_if_fail (searchexpr, NULL);
g_return_val_if_fail (batchsize>0, NULL);
try {
try {
Xapian::Query q(get_query(self, searchexpr)); Xapian::Query q(get_query(self, searchexpr));
Xapian::Enquire enq (*self->_db); Xapian::Enquire enq (*self->_db);
@ -184,10 +185,10 @@ mu_query_xapian_run (MuQueryXapian *self, const char* searchexpr,
(Xapian::valueno)mu_msg_field_id(sortfield), (Xapian::valueno)mu_msg_field_id(sortfield),
ascending); ascending);
enq.set_query (q); enq.set_query(q);
enq.set_cutoff (0,0); enq.set_cutoff(0,0);
return mu_msg_iter_xapian_new (enq, 10000); /* FIXME */ return mu_msg_iter_xapian_new (enq, batchsize);
} MU_XAPIAN_CATCH_BLOCK_RETURN(NULL); } MU_XAPIAN_CATCH_BLOCK_RETURN(NULL);
} }

14
src/mu-query-xapian.h
View File

@ -67,6 +67,11 @@ char* mu_query_xapian_version (MuQueryXapian *store);
* *
* @param self a valid MuQueryXapian instance * @param self a valid MuQueryXapian instance
* @param expr the search expression * @param expr the search expression
* @param sortfield the field to sort by
* @param ascending if TRUE sort in ascending (A-Z) order, otherwise,
* sort in descending (Z-A) order
* @param batchsize the size of batches to receive; this is mainly for
* reasons - it's best to get the size one wants to show the user at once
* *
* @return a MuMsgIterXapian instance you can iterate over, or NULL in * @return a MuMsgIterXapian instance you can iterate over, or NULL in
* case of error * case of error
@ -74,7 +79,8 @@ char* mu_query_xapian_version (MuQueryXapian *store);
MuMsgIterXapian* mu_query_xapian_run (MuQueryXapian *self, MuMsgIterXapian* mu_query_xapian_run (MuQueryXapian *self,
const char* expr, const char* expr,
const MuMsgField* sortfield, const MuMsgField* sortfield,
gboolean ascending) gboolean ascending,
size_t batchsize)
G_GNUC_WARN_UNUSED_RESULT; G_GNUC_WARN_UNUSED_RESULT;
/** /**
@ -89,7 +95,8 @@ G_GNUC_WARN_UNUSED_RESULT;
* case of error; free with g_free when it's no longer needed * case of error; free with g_free when it's no longer needed
*/ */
char* mu_query_xapian_combine (const gchar **params, char* mu_query_xapian_combine (const gchar **params,
gboolean connect_or) G_GNUC_WARN_UNUSED_RESULT; gboolean connect_or)
G_GNUC_WARN_UNUSED_RESULT;
/** /**
* get a string representation of the Xapian search query * get a string representation of the Xapian search query
@ -101,7 +108,8 @@ char* mu_query_xapian_combine (const gchar **params,
* error; free the returned value with g_free * error; free the returned value with g_free
*/ */
char* mu_query_xapian_as_string (MuQueryXapian *self, char* mu_query_xapian_as_string (MuQueryXapian *self,
const char* searchexpr) G_GNUC_WARN_UNUSED_RESULT; const char* searchexpr)
G_GNUC_WARN_UNUSED_RESULT;
G_END_DECLS G_END_DECLS