mirror of https://github.com/djcb/mu.git
* add query flags (which match msgiterflags) to mu_query_run, update callers
This commit is contained in:
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8fdd82d549
commit
2f9dd78bb0
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@ -432,8 +432,8 @@ get_query_iter (MuQuery *query, const char* expr, int maxnum)
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GError *err;
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err = NULL;
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iter = mu_query_run (query, expr,
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FALSE, MU_MSG_FIELD_ID_NONE, TRUE, maxnum, &err);
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iter = mu_query_run (query, expr, MU_MSG_FIELD_ID_NONE, maxnum,
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MU_QUERY_FLAG_NONE, &err);
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if (!iter) {
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mu_guile_g_error ("<internal error>", err);
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g_clear_error (&err);
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@ -312,7 +312,7 @@ mu_container_from_list (GSList *lst)
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struct _SortFuncData {
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MuMsgFieldId mfid;
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gboolean revert;
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gboolean descending;
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gpointer user_data;
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};
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typedef struct _SortFuncData SortFuncData;
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@ -335,7 +335,7 @@ sort_func_wrapper (MuContainer *a, MuContainer *b, SortFuncData *data)
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else if (!b1->msg)
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return -1;
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if (data->revert)
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if (data->descending)
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return mu_msg_cmp (b1->msg, a1->msg, data->mfid);
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else
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return mu_msg_cmp (a1->msg, b1->msg, data->mfid);
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@ -367,14 +367,14 @@ container_sort_real (MuContainer *c, SortFuncData *sfdata)
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MuContainer*
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mu_container_sort (MuContainer *c, MuMsgFieldId mfid, gboolean revert,
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mu_container_sort (MuContainer *c, MuMsgFieldId mfid, gboolean descending,
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gpointer user_data)
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{
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SortFuncData sfdata;
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sfdata.mfid = mfid;
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sfdata.revert = revert;
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sfdata.user_data = user_data;
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sfdata.mfid = mfid;
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sfdata.descending = descending;
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sfdata.user_data = user_data;
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g_return_val_if_fail (c, NULL);
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g_return_val_if_fail (mu_msg_field_id_is_valid(mfid), NULL);
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@ -342,38 +342,38 @@ mu_query_preprocess (const char *query, GError **err)
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* exception is raised. We try to reopen the database, and run the
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* query again. */
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static MuMsgIter *
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try_requery (MuQuery *self, const char* searchexpr, gboolean threads,
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MuMsgFieldId sortfieldid, gboolean revert, int maxnum,
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GError **err)
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try_requery (MuQuery *self, const char* searchexpr, MuMsgFieldId sortfieldid,
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int maxnum, MuQueryFlags flags, GError **err)
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{
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try {
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/* let's assume that infinite regression is
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* impossible */
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self->db().reopen();
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MU_WRITE_LOG ("reopening db after modification");
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return mu_query_run (self, searchexpr, threads, sortfieldid,
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revert, maxnum, err);
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return mu_query_run (self, searchexpr, sortfieldid,
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maxnum, flags, err);
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} MU_XAPIAN_CATCH_BLOCK_G_ERROR_RETURN (err, MU_ERROR_XAPIAN, 0);
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}
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static Xapian::Enquire
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get_enquire (MuQuery *self, const char *searchexpr, gboolean threads,
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MuMsgFieldId sortfieldid, gboolean revert, GError **err)
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get_enquire (MuQuery *self, const char *searchexpr, MuMsgFieldId sortfieldid,
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MuQueryFlags flags, GError **err)
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{
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Xapian::Enquire enq (self->db());
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if (sortfieldid != MU_MSG_FIELD_ID_NONE)
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enq.set_sort_by_value ((Xapian::valueno)sortfieldid,
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revert ? true : false);
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enq.set_sort_by_value
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((Xapian::valueno)sortfieldid,
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(flags & MU_QUERY_FLAG_DESCENDING) ? true : false);
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/* empty or "" means "matchall" */
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if (!mu_str_is_empty(searchexpr) &&
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g_strcmp0 (searchexpr, "\"\"") != 0) /* NULL or "" or """" */
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enq.set_query(get_query (self, searchexpr, err));
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else
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enq.set_query(Xapian::Query::MatchAll);
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enq.set_query(get_query (self, searchexpr, err));
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else
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enq.set_query(Xapian::Query::MatchAll);
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enq.set_cutoff(0,0);
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@ -381,10 +381,29 @@ get_enquire (MuQuery *self, const char *searchexpr, gboolean threads,
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}
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static MuMsgIterFlags
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msg_iter_flags (MuQueryFlags flags)
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{
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MuMsgIterFlags iflags;
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iflags = MU_MSG_ITER_FLAG_NONE;
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if (flags & MU_QUERY_FLAG_THREADS)
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iflags |= MU_MSG_ITER_FLAG_THREADS;
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if (flags & MU_QUERY_FLAG_DESCENDING)
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iflags |= MU_MSG_ITER_FLAG_DESCENDING;
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if (flags & MU_QUERY_FLAG_SKIP_UNREADABLE)
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iflags |= MU_MSG_ITER_FLAG_SKIP_UNREADABLE;
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if (flags & MU_QUERY_FLAG_SKIP_MSGID_DUPS)
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iflags |= MU_MSG_ITER_FLAG_SKIP_MSGID_DUPS;
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return iflags;
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}
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MuMsgIter*
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mu_query_run (MuQuery *self, const char* searchexpr, gboolean threads,
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MuMsgFieldId sortfieldid, gboolean revert, int maxnum,
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GError **err)
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mu_query_run (MuQuery *self, const char* searchexpr, MuMsgFieldId sortfieldid,
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int maxnum, MuQueryFlags flags, GError **err)
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{
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g_return_val_if_fail (self, NULL);
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g_return_val_if_fail (searchexpr, NULL);
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@ -393,16 +412,8 @@ mu_query_run (MuQuery *self, const char* searchexpr, gboolean threads,
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NULL);
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try {
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MuMsgIter *iter;
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Xapian::Enquire enq (get_enquire(self, searchexpr, threads,
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sortfieldid, revert, err));
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MuMsgIterFlags flags;
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flags = MU_MSG_ITER_FLAG_NONE;
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if (threads)
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flags |= MU_MSG_ITER_FLAG_THREADS;
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if (revert)
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flags |= MU_MSG_ITER_FLAG_REVERT;
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Xapian::Enquire enq (get_enquire(self, searchexpr, sortfieldid, flags,
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err));
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/* get the 'real' maxnum if it was specified as < 0 */
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maxnum <= 0 ? self->db().get_doccount() : maxnum;
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@ -412,15 +423,14 @@ mu_query_run (MuQuery *self, const char* searchexpr, gboolean threads,
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maxnum,
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/* in we were *not* using threads, no further sorting
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* is needed since Xapian already sorted */
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threads ? sortfieldid : MU_MSG_FIELD_ID_NONE,
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flags,
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(flags & MU_QUERY_FLAG_THREADS) ? sortfieldid : MU_MSG_FIELD_ID_NONE,
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msg_iter_flags (flags),
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err);
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if (err && *err && (*err)->code == MU_ERROR_XAPIAN_MODIFIED) {
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g_clear_error (err);
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return try_requery (self, searchexpr, threads,
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sortfieldid,
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revert, maxnum, err);
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return try_requery (self, searchexpr, sortfieldid,
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maxnum, flags, err);
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} else
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return iter;
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@ -64,19 +64,28 @@ void mu_query_destroy (MuQuery *self);
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char* mu_query_version (MuQuery *store)
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G_GNUC_MALLOC G_GNUC_WARN_UNUSED_RESULT;
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enum _MuQueryFlags {
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MU_QUERY_FLAG_NONE = 0,
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MU_QUERY_FLAG_THREADS = 1 << 0, /* <** add threading info */
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MU_QUERY_FLAG_DESCENDING = 1 << 1, /* <** sort z->a */
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MU_QUERY_FLAG_SKIP_UNREADABLE = 1 << 2, /* <** skip unreadable msgs */
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MU_QUERY_FLAG_SKIP_MSGID_DUPS = 1 << 3 /* <** skip msgid dups */
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};
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typedef enum _MuQueryFlags MuQueryFlags;
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/**
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* run a Xapian query; for the syntax, please refer to the mu-find
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* manpage, or http://xapian.org/docs/queryparser.html
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*
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* @param self a valid MuQuery instance
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* @param expr the search expression; use "" to match all messages
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* @param threads calculate message-threads
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* @param sortfield the field id to sort by or MU_MSG_FIELD_ID_NONE if
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* sorting is not desired
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* @param reverse if TRUE, sort in descending (Z-A) order, otherwise,
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* sort in descending (A-Z) order
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* @param maxnum maximum number of search results to return, or <= 0 for
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* unlimited
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* @param flags bitwise OR'd flags to influence the query (see MuQueryFlags)
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* @param err receives error information (if there is any); if
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* function returns non-NULL, err will _not_be set. err can be NULL
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* possible error (err->code) is MU_ERROR_QUERY,
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@ -84,9 +93,8 @@ char* mu_query_version (MuQuery *store)
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* @return a MuMsgIter instance you can iterate over, or NULL in
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* case of error
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*/
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MuMsgIter* mu_query_run (MuQuery *self, const char* expr, gboolean threads,
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MuMsgFieldId sortfieldid, gboolean ascending, int maxnum,
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GError **err)
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MuMsgIter* mu_query_run (MuQuery *self, const char* expr, MuMsgFieldId sortfieldid, int maxnum,
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MuQueryFlags flags, GError **err)
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G_GNUC_MALLOC G_GNUC_WARN_UNUSED_RESULT;
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@ -59,7 +59,7 @@ GHashTable* create_doc_id_thread_path_hash (MuContainer *root,
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* http://www.jwz.org/doc/threading.html */
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GHashTable*
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mu_threader_calculate (MuMsgIter *iter, size_t matchnum,
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MuMsgFieldId sortfield, gboolean revert)
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MuMsgFieldId sortfield, gboolean descending)
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{
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GHashTable *id_table, *thread_ids;
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MuContainer *root_set;
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/* sort root set */
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if (sortfield != MU_MSG_FIELD_ID_NONE)
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root_set = mu_container_sort (root_set, sortfield, revert,
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root_set = mu_container_sort (root_set, sortfield, descending,
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NULL);
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/* step 5: group root set by subject */
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@ -113,6 +113,7 @@ run_query (MuQuery *xapian, const gchar *query, MuConfig *opts, GError **err)
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{
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MuMsgIter *iter;
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MuMsgFieldId sortid;
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MuQueryFlags qflags;
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sortid = MU_MSG_FIELD_ID_NONE;
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if (opts->sortfield) {
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return FALSE;
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}
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iter = mu_query_run (xapian, query, opts->threads, sortid,
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opts->reverse, -1, err);
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qflags = MU_QUERY_FLAG_NONE;
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if (opts->threads)
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qflags |= MU_QUERY_FLAG_THREADS;
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if (opts->reverse)
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qflags |= MU_QUERY_FLAG_DESCENDING;
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iter = mu_query_run (xapian, query, sortid, -1, qflags, err);
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return iter;
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}
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@ -266,8 +266,9 @@ get_docid_from_msgid (MuQuery *query, const char *str, GError **err)
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MuMsgIter *iter;
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querystr = g_strdup_printf ("msgid:%s", str);
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iter = mu_query_run (query, querystr, FALSE,
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MU_MSG_FIELD_ID_NONE, FALSE, 1, err);
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iter = mu_query_run (query, querystr,
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MU_MSG_FIELD_ID_NONE,
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1, MU_QUERY_FLAG_NONE, err);
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g_free (querystr);
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docid = MU_STORE_INVALID_DOCID;
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@ -300,8 +301,8 @@ get_docids_from_msgids (MuQuery *query, const char *str, GError **err)
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GSList *lst;
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querystr = g_strdup_printf ("msgid:%s", str);
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iter = mu_query_run (query, querystr, FALSE,
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MU_MSG_FIELD_ID_NONE, FALSE,-1 /*unlimited*/,
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iter = mu_query_run (query, querystr, MU_MSG_FIELD_ID_NONE,
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-1 /*unlimited*/, MU_QUERY_FLAG_NONE,
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err);
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g_free (querystr);
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@ -889,6 +890,7 @@ cmd_find (ServerContext *ctx, GSList *args, GError **err)
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gboolean threads, reverse;
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MuMsgFieldId sortfield;
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const char *querystr;
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MuQueryFlags qflags;
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GET_STRING_OR_ERROR_RETURN (args, "query", &querystr, err);
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if (get_find_params (args, &threads, &sortfield,
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/* note: when we're threading, we get *all* matching messages,
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* and then only return maxnum; this is so that we maximimize
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* the change of all messages in a thread showing up */
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iter = mu_query_run (ctx->query, querystr, threads,
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sortfield, reverse,
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threads ? -1 : maxnum, err);
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qflags = MU_QUERY_FLAG_NONE;
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if (threads)
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qflags |= MU_QUERY_FLAG_THREADS;
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if (reverse)
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qflags |= MU_QUERY_FLAG_DESCENDING;
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iter = mu_query_run (ctx->query, querystr, sortfield,
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threads ? -1 : maxnum, qflags, err);
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if (!iter) {
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print_and_clear_g_error (err);
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return MU_OK;
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@ -130,8 +130,8 @@ run_and_count_matches (const char *xpath, const char *query)
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}
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iter = mu_query_run (mquery, query, FALSE, MU_MSG_FIELD_ID_NONE,
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FALSE, -1, NULL);
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iter = mu_query_run (mquery, query, MU_MSG_FIELD_ID_NONE, -1,
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MU_QUERY_FLAG_NONE, NULL);
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mu_query_destroy (mquery);
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g_assert (iter);
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@ -295,8 +295,8 @@ test_mu_query_accented_chars_01 (void)
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query = mu_query_new (store, NULL);
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mu_store_unref (store);
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iter = mu_query_run (query, "fünkÿ", FALSE, MU_MSG_FIELD_ID_NONE,
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FALSE, -1, NULL);
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iter = mu_query_run (query, "fünkÿ", MU_MSG_FIELD_ID_NONE,
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-1, MU_QUERY_FLAG_NONE, NULL);
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err = NULL;
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msg = mu_msg_iter_get_msg_floating (iter); /* don't unref */
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if (!msg) {
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@ -70,8 +70,8 @@ run_and_get_iter (const char *xpath, const char *query)
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mu_store_unref (store);
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g_assert (query);
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iter = mu_query_run (mquery, query, TRUE, MU_MSG_FIELD_ID_DATE,
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FALSE, -1, NULL);
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iter = mu_query_run (mquery, query, MU_MSG_FIELD_ID_DATE,
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-1, MU_QUERY_FLAG_THREADS, NULL);
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mu_query_destroy (mquery);
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g_assert (iter);
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@ -327,6 +327,7 @@ run_query (const char *xpath, const char *query, MugMsgListView * self)
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MuQuery *xapian;
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MuMsgIter *iter;
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MuStore *store;
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MuQueryFlags qflags;
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err = NULL;
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if (! (store = mu_store_new_read_only (xpath, &err)) ||
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@ -342,8 +343,13 @@ run_query (const char *xpath, const char *query, MugMsgListView * self)
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}
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mu_store_unref (store);
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iter = mu_query_run (xapian, query, TRUE, MU_MSG_FIELD_ID_DATE,
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TRUE, -1, &err);
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qflags = MU_QUERY_FLAG_THREADS |
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MU_QUERY_FLAG_DESCENDING |
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MU_QUERY_FLAG_SKIP_UNREADABLE |
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MU_QUERY_FLAG_SKIP_MSGID_DUPS;
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iter = mu_query_run (xapian, query, MU_MSG_FIELD_ID_DATE,
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-1, qflags, &err);
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mu_query_destroy (xapian);
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if (!iter) {
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g_warning ("Error: %s", err->message);
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